argc > 2) { for($x = 2; $x < $a->argc; $x++) { if($a->argv[$x] == 'converse') $converse = true; if($a->argv[$x] == 'starred') $starred = true; if($a->argv[$x] === 'category' && $a->argc > ($x + 1) && strlen($a->argv[$x+1])) $category = $a->argv[$x+1]; } } // default permissions - anonymous user $sql_extra = " AND `allow_cid` = '' AND `allow_gid` = '' AND `deny_cid` = '' AND `deny_gid` = '' "; $r = q("SELECT `contact`.*, `user`.`uid` AS `user_uid`, `user`.`nickname`, `user`.`timezone`, `user`.`page-flags` FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid` WHERE `contact`.`self` = 1 AND `user`.`nickname` = '%s' LIMIT 1", dbesc($owner_nick) ); if(! count($r)) killme(); $owner = $r[0]; $owner_id = $owner['user_uid']; $owner_nick = $owner['nickname']; // feed_birthday no longer exists // $birthday = feed_birthday($owner_id,$owner['timezone']); if(! $public_feed) { $sql_extra = ''; switch($direction) { case (-1): $sql_extra = sprintf(" AND `issued_id` = '%s' ", dbesc($dfrn_id)); $my_id = $dfrn_id; break; case 0: $sql_extra = sprintf(" AND `issued_id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id)); $my_id = '1:' . $dfrn_id; break; case 1: $sql_extra = sprintf(" AND `dfrn_id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id)); $my_id = '0:' . $dfrn_id; break; default: return false; break; // NOTREACHED } $r = q("SELECT * FROM `contact` WHERE `blocked` = 0 AND `pending` = 0 AND `contact`.`uid` = %d $sql_extra LIMIT 1", intval($owner_id) ); if(! count($r)) killme(); $contact = $r[0]; require_once('include/security.php'); $groups = init_groups_visitor($contact['id']); if(count($groups)) { for($x = 0; $x < count($groups); $x ++) $groups[$x] = '<' . intval($groups[$x]) . '>' ; $gs = implode('|', $groups); } else $gs = '<<>>' ; // Impossible to match $sql_extra = sprintf(" AND ( `allow_cid` = '' OR `allow_cid` REGEXP '<%d>' ) AND ( `deny_cid` = '' OR NOT `deny_cid` REGEXP '<%d>' ) AND ( `allow_gid` = '' OR `allow_gid` REGEXP '%s' ) AND ( `deny_gid` = '' OR NOT `deny_gid` REGEXP '%s') ", intval($contact['id']), intval($contact['id']), dbesc($gs), dbesc($gs) ); } if($public_feed) $sort = 'DESC'; else $sort = 'ASC'; if(! strlen($last_update)) $last_update = 'now -30 days'; if(isset($category)) { $sql_extra .= file_tag_file_query('item',$category,'category'); } if($public_feed) { if(! $converse) $sql_extra .= " AND `contact`.`self` = 1 "; } $check_date = datetime_convert('UTC','UTC',$last_update,'Y-m-d H:i:s'); $r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `contact`.`name`, `contact`.`network`, `contact`.`photo`, `contact`.`url`, `contact`.`name_date`, `contact`.`uri_date`, `contact`.`avatar_date`, `contact`.`thumb`, `contact`.`dfrn_id`, `contact`.`self`, `contact`.`id` AS `contact-id`, `contact`.`uid` AS `contact-uid`, `sign`.`signed_text`, `sign`.`signature`, `sign`.`signer` FROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id` LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id` WHERE `item`.`uid` = %d AND `item`.`visible` = 1 and `item`.`moderated` = 0 AND `item`.`parent` != 0 AND `item`.`wall` = 1 AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0 AND ( `item`.`edited` > '%s' OR `item`.`changed` > '%s' ) $sql_extra ORDER BY `parent` %s, `created` ASC LIMIT 0, 300", intval($owner_id), dbesc($check_date), dbesc($check_date), dbesc($sort) ); // Will check further below if this actually returned results. // We will provide an empty feed if that is the case. $items = $r; $items = fetch_post_tags($items); $feed_template = get_markup_template(($dfrn_id) ? 'atom_feed_dfrn.tpl' : 'atom_feed.tpl'); $atom = ''; $hubxml = feed_hublinks(); $salmon = feed_salmonlinks($owner_nick); $atom .= replace_macros($feed_template, array( '$version' => xmlify(FRIENDICA_VERSION), '$feed_id' => xmlify($a->get_baseurl() . '/channel/' . $owner_nick), '$feed_title' => xmlify($owner['name']), '$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', 'now' , ATOM_TIME)) , '$hub' => $hubxml, '$salmon' => $salmon, '$name' => xmlify($owner['name']), '$profile_page' => xmlify($owner['url']), '$photo' => xmlify($owner['photo']), '$thumb' => xmlify($owner['thumb']), '$picdate' => xmlify(datetime_convert('UTC','UTC',$owner['avatar_date'] . '+00:00' , ATOM_TIME)) , '$uridate' => xmlify(datetime_convert('UTC','UTC',$owner['uri_date'] . '+00:00' , ATOM_TIME)) , '$namdate' => xmlify(datetime_convert('UTC','UTC',$owner['name_date'] . '+00:00' , ATOM_TIME)) , '$birthday' => ((strlen($birthday)) ? '' . xmlify($birthday) . '' : ''), '$community' => (($owner['page-flags'] == PAGE_COMMUNITY) ? '1' : '') )); call_hooks('atom_feed', $atom); if(! count($items)) { call_hooks('atom_feed_end', $atom); $atom .= '' . "\r\n"; return $atom; } foreach($items as $item) { // prevent private email from leaking. if($item['network'] === NETWORK_MAIL) continue; // public feeds get html, our own nodes use bbcode if($public_feed) { $type = 'html'; // catch any email that's in a public conversation and make sure it doesn't leak if($item['private']) continue; } else { $type = 'text'; } $atom .= atom_entry($item,$type,null,$owner,true); } call_hooks('atom_feed_end', $atom); $atom .= '' . "\r\n"; return $atom; } function construct_verb($item) { if($item['verb']) return $item['verb']; return ACTIVITY_POST; } function construct_activity_object($item) { if($item['object']) { $o = '' . "\r\n"; $r = parse_xml_string($item['object'],false); if(! $r) return ''; if($r->type) $o .= '' . xmlify($r->type) . '' . "\r\n"; if($r->id) $o .= '' . xmlify($r->id) . '' . "\r\n"; if($r->title) $o .= '' . "\r\n"; if($r->link) { if(substr($r->link,0,1) === '<') { $r->link = preg_replace('/\/','',$r->link); $o .= $r->link; } else $o .= '' . "\r\n"; } if($r->content) $o .= '' . xmlify(bbcode($r->content)) . '' . "\r\n"; $o .= '' . "\r\n"; return $o; } return ''; } function construct_activity_target($item) { if($item['target']) { $o = '' . "\r\n"; $r = parse_xml_string($item['target'],false); if(! $r) return ''; if($r->type) $o .= '' . xmlify($r->type) . '' . "\r\n"; if($r->id) $o .= '' . xmlify($r->id) . '' . "\r\n"; if($r->title) $o .= '' . "\r\n"; if($r->link) { if(substr($r->link,0,1) === '<') { if(strstr($r->link,'&') && (! strstr($r->link,'&'))) $r->link = str_replace('&','&', $r->link); $r->link = preg_replace('/\/','',$r->link); $o .= $r->link; } else $o .= '' . "\r\n"; } if($r->content) $o .= '' . xmlify(bbcode($r->content)) . '' . "\r\n"; $o .= '' . "\r\n"; return $o; } return ''; } /* limit_body_size() * * The purpose of this function is to apply system message length limits to * imported messages without including any embedded photos in the length */ if(! function_exists('limit_body_size')) { function limit_body_size($body) { $maxlen = get_max_import_size(); // If the length of the body, including the embedded images, is smaller // than the maximum, then don't waste time looking for the images if($maxlen && (strlen($body) > $maxlen)) { $orig_body = $body; $new_body = ''; $textlen = 0; $max_found = false; $img_start = strpos($orig_body, '[img'); $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false); $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false); while(($img_st_close !== false) && ($img_end !== false)) { $img_st_close++; // make it point to AFTER the closing bracket $img_end += $img_start; $img_end += strlen('[/img]'); if(! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) { // This is an embedded image if( ($textlen + $img_start) > $maxlen ) { if($textlen < $maxlen) { logger('limit_body_size: the limit happens before an embedded image', LOGGER_DEBUG); $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen); $textlen = $maxlen; } } else { $new_body = $new_body . substr($orig_body, 0, $img_start); $textlen += $img_start; } $new_body = $new_body . substr($orig_body, $img_start, $img_end - $img_start); } else { if( ($textlen + $img_end) > $maxlen ) { if($textlen < $maxlen) { $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen); $textlen = $maxlen; } } else { $new_body = $new_body . substr($orig_body, 0, $img_end); $textlen += $img_end; } } $orig_body = substr($orig_body, $img_end); if($orig_body === false) // in case the body ends on a closing image tag $orig_body = ''; $img_start = strpos($orig_body, '[img'); $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false); $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false); } if( ($textlen + strlen($orig_body)) > $maxlen) { if($textlen < $maxlen) { $new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen); $textlen = $maxlen; } } else { $new_body = $new_body . $orig_body; $textlen += strlen($orig_body); } return $new_body; } else return $body; }} function title_is_body($title, $body) { $title = strip_tags($title); $title = trim($title); $title = str_replace(array("\n", "\r", "\t", " "), array("","","",""), $title); $body = strip_tags($body); $body = trim($body); $body = str_replace(array("\n", "\r", "\t", " "), array("","","",""), $body); if (strlen($title) < strlen($body)) $body = substr($body, 0, strlen($title)); if (($title != $body) and (substr($title, -3) == "...")) { $pos = strrpos($title, "..."); if ($pos > 0) { $title = substr($title, 0, $pos); $body = substr($body, 0, $pos); } } return($title == $body); } function get_item_elements($x) { $arr = array(); $arr['body'] = (($x['body']) ? htmlentities($x['body'],ENT_COMPAT,'UTF-8',false) : ''); $arr['created'] = datetime_convert('UTC','UTC',$x['created']); $arr['edited'] = datetime_convert('UTC','UTC',$x['edited']); $arr['expires'] = ((x($x,'expires') && $x['expires']) ? datetime_convert('UTC','UTC',$x['expires']) : '0000-00-00 00:00:00'); if($arr['created'] > datetime_convert()) $arr['created'] = datetime_convert(); if($arr['edited'] > datetime_convert()) $arr['edited'] = datetime_convert(); $arr['title'] = (($x['title']) ? htmlentities($x['title'], ENT_COMPAT,'UTF-8',false) : ''); $arr['app'] = (($x['app']) ? htmlentities($x['app'], ENT_COMPAT,'UTF-8',false) : ''); $arr['uri'] = (($x['message_id']) ? htmlentities($x['message_id'], ENT_COMPAT,'UTF-8',false) : ''); $arr['parent_uri'] = (($x['message_top']) ? htmlentities($x['message_top'], ENT_COMPAT,'UTF-8',false) : ''); $arr['thr_parent'] = (($x['message_parent']) ? htmlentities($x['message_parent'], ENT_COMPAT,'UTF-8',false) : ''); $arr['plink'] = (($x['permalink']) ? htmlentities($x['permalink'], ENT_COMPAT,'UTF-8',false) : ''); $arr['location'] = (($x['location']) ? htmlentities($x['location'], ENT_COMPAT,'UTF-8',false) : ''); $arr['coord'] = (($x['longlat']) ? htmlentities($x['longlat'], ENT_COMPAT,'UTF-8',false) : ''); $arr['verb'] = (($x['verb']) ? htmlentities($x['verb'], ENT_COMPAT,'UTF-8',false) : ''); $arr['mimetype'] = (($x['mimetype']) ? htmlentities($x['mimetype'], ENT_COMPAT,'UTF-8',false) : ''); $arr['obj_type'] = (($x['object_type']) ? htmlentities($x['object_type'], ENT_COMPAT,'UTF-8',false) : ''); $arr['tgt_type'] = (($x['target_type']) ? htmlentities($x['target_type'], ENT_COMPAT,'UTF-8',false) : ''); $arr['object'] = activity_sanitise($x['object']); $arr['target'] = activity_sanitise($x['target']); $arr['attach'] = activity_sanitise($x['attach']); $arr['term'] = decode_tags($x['tags']); $arr['item_private'] = ((array_key_exists('flags',$x) && is_array($x['flags']) && in_array('private',$x['flags'])) ? 1 : 0); if(array_key_exists('flags',$x) && in_array('deleted',$x['flags'])) $arr['item_restrict'] = ITEM_DELETED; // Here's the deal - the site might be down or whatever but if there's a new person you've never // seen before sending stuff to your stream, we MUST be able to look them up and import their data from their // hub and verify that they are legit - or else we're going to toss the post. We only need to do this // once, and after that your hub knows them. Sure some info is in the post, but it's only a transit identifier // and not enough info to be able to look you up from your hash - which is the only thing stored with the post. if(import_author_xchan($x['author'])) $arr['author_xchan'] = base64url_encode(hash('whirlpool',$x['author']['guid'] . $x['author']['guid_sig'], true)); else return array(); // save a potentially expensive lookup if author == owner if($arr['author_xchan'] === base64url_encode(hash('whirlpool',$x['owner']['guid'] . $x['owner']['guid_sig'], true))) $arr['owner_xchan'] = $arr['author_xchan']; else { if(import_author_xchan($x['owner'])) $arr['owner_xchan'] = base64url_encode(hash('whirlpool',$x['owner']['guid'] . $x['owner']['guid_sig'], true)); else return array(); } return $arr; } function import_author_xchan($x) { $r = q("select hubloc_url from hubloc where hubloc_guid = '%s' and hubloc_guid_sig = '%s' and (hubloc_flags & %d) limit 1", dbesc($x['guid']), dbesc($x['guid_sig']), intval(HUBLOC_FLAGS_PRIMARY) ); if($r) { logger('import_author_xchan: in cache', LOGGER_DEBUG); return true; } logger('import_author_xchan: entry not in cache - probing: ' . print_r($x,true), LOGGER_DEBUG); $them = array('hubloc_url' => $x['url'],'xchan_guid' => $x['guid'], 'xchan_guid_sig' => $x['guid_sig']); return zot_refresh($them); } function encode_item($item) { $x = array(); $x['type'] = 'activity'; logger('encode_item: ' . print_r($item,true)); $r = q("select channel_r_stream from channel where channel_id = %d limit 1", intval($item['uid']) ); if($r) $public_scope = $r[0]['channel_r_stream']; else $public_scope = 0; $scope = map_scope($public_scope); if($item['item_restrict'] & ITEM_DELETED) { $x['message_id'] = $item['uri']; $x['created'] = $item['created']; $x['flags'] = array('deleted'); $x['owner'] = encode_item_xchan($item['owner']); $x['author'] = encode_item_xchan($item['author']); return $x; } $x['message_id'] = $item['uri']; $x['message_top'] = $item['parent_uri']; $x['message_parent'] = $item['thr_parent']; $x['created'] = $item['created']; $x['edited'] = $item['edited']; $x['expires'] = $item['expires']; $x['mimetype'] = $item['mimetype']; $x['title'] = $item['title']; $x['body'] = $item['body']; $x['app'] = $item['app']; $x['verb'] = $item['verb']; $x['object_type'] = $item['obj_type']; $x['target_type'] = $item['tgt_type']; $x['permalink'] = $item['plink']; $x['location'] = $item['location']; $x['longlat'] = $item['coord']; $x['owner'] = encode_item_xchan($item['owner']); $x['author'] = encode_item_xchan($item['author']); if($item['object']) $x['object'] = json_decode($item['object'],true); if($item['target']) $x['target'] = json_decode($item['target'],true); if($item['attach']) $x['attach'] = json_decode($item['attach'],true); if($y = encode_item_flags($item)) $x['flags'] = $y; if(! in_array('private',$y)) $x['public_scope'] = $scope; if($item['term']) $x['tags'] = encode_item_terms($item['term']); return $x; } function map_scope($scope) { switch($scope) { case 0: return 'self'; case PERMS_PUBLIC: return 'public'; case PERMS_NETWORK: return 'network: red'; case PERMS_SITE: return 'site: ' . get_app()->get_hostname(); case PERMS_CONTACTS: default: return 'contacts'; } } function encode_item_xchan($xchan) { $ret = array(); $ret['name'] = $xchan['xchan_name']; $ret['address'] = $xchan['xchan_addr']; $ret['url'] = $xchan['hubloc_url']; $ret['photo'] = array('mimetype' => $xchan['xchan_photo_mimetype'], 'src' => $xchan['xchan_photo_m']); $ret['guid'] = $xchan['xchan_guid']; $ret['guid_sig'] = $xchan['xchan_guid_sig']; return $ret; } function encode_item_terms($terms) { $ret = array(); $allowed_export_terms = array( TERM_UNKNOWN, TERM_HASHTAG, TERM_MENTION, TERM_CATEGORY ); if($terms) { foreach($terms as $term) { if(in_array($term['type'],$allowed_export_terms)) $ret[] = array('tag' => $term['term'], 'url' => $term['url'], 'type' => termtype($term['type'])); } } return $ret; } function termtype($t) { $types = array('unknown','hashtag','mention','category','private_category','file','search'); return(($types[$t]) ? $types[$t] : 'unknown'); } function decode_tags($t) { if($t) { $ret = array(); foreach($t as $x) { $tag = array(); $tag['term'] = htmlentities($x['tag'], ENT_COMPAT,'UTF-8',false); $tag['url'] = htmlentities($x['url'], ENT_COMPAT,'UTF-8',false); switch($x['type']) { case 'hashtag': $tag['type'] = TERM_HASHTAG; break; case 'mention': $tag['type'] = TERM_MENTION; break; case 'category': $tag['type'] = TERM_CATEGORY; break; case 'private_category': $tag['type'] = TERM_PCATEGORY; break; case 'file': $tag['type'] = TERM_FILE; break; case 'search': $tag['type'] = TERM_SEARCH; break; default: case 'unknown': $tag['type'] = TERM_UNKNOWN; break; } $ret[] = $tag; } return $ret; } return ''; } // santise a potentially complex array function activity_sanitise($arr) { if($arr) { $ret = array(); foreach($arr as $k => $x) { if(is_array($x)) $ret[$k] = activity_sanitise($x); else $ret[$k] = htmlentities($x, ENT_COMPAT,'UTF-8',false); } return $ret; } return ''; } // sanitise a simple linear array function array_sanitise($arr) { if($arr) { $ret = array(); foreach($arr as $x) { $ret[] = htmlentities($x, ENT_COMPAT,'UTF-8',false); } return $ret; } return ''; } function encode_item_flags($item) { // most of item_flags and item_restrict are local settings which don't apply when transmitted. // We may need those for the case of syncing other hub locations which you are attached to. // ITEM_DELETED is handled in encode_item directly so we don't need to handle it here. $ret = array(); if($item['item_flags'] & ITEM_THREAD_TOP) $ret[] = 'thread_parent'; if($item['item_flags'] & ITEM_NSFW) $ret[] = 'nsfw'; if($item['item_private']) $ret[] = 'private'; return $ret; } function encode_mail($item) { $x = array(); $x['type'] = 'mail'; logger('encode_mail: ' . print_r($item,true)); $x['message_id'] = $item['uri']; $x['message_parent'] = $item['parent_uri']; $x['created'] = $item['created']; $x['title'] = $item['title']; $x['body'] = $item['body']; $x['from'] = encode_item_xchan($item['from']); $x['to'] = encode_item_xchan($item['to']); return $x; } function get_mail_elements($x) { $arr = array(); $arr['body'] = (($x['body']) ? htmlentities($x['body'],ENT_COMPAT,'UTF-8',false) : ''); $arr['created'] = datetime_convert('UTC','UTC',$x['created']); if($arr['created'] > datetime_convert()) $arr['created'] = datetime_convert(); $arr['title'] = (($x['title']) ? htmlentities($x['title'], ENT_COMPAT,'UTF-8',false) : ''); $arr['uri'] = (($x['message_id']) ? htmlentities($x['message_id'], ENT_COMPAT,'UTF-8',false) : ''); $arr['parent_uri'] = (($x['message_parent']) ? htmlentities($x['message_parent'], ENT_COMPAT,'UTF-8',false) : ''); if(import_author_xchan($x['from'])) $arr['from_xchan'] = base64url_encode(hash('whirlpool',$x['from']['guid'] . $x['from']['guid_sig'], true)); else return array(); if(import_author_xchan($x['to'])) $arr['to_xchan'] = base64url_encode(hash('whirlpool',$x['to']['guid'] . $x['to']['guid_sig'], true)); else return array(); return $arr; } function get_profile_elements($x) { $arr = array(); if(import_author_xchan($x['from'])) $arr['xprof_hash'] = base64url_encode(hash('whirlpool',$x['from']['guid'] . $x['from']['guid_sig'], true)); else return array(); $arr['desc'] = (($x['title']) ? htmlentities($x['title'],ENT_COMPAT,'UTF-8',false) : ''); $arr['dob'] = datetime_convert('UTC','UTC',$x['birthday'],'Y-m-d'); $arr['gender'] = (($x['gender']) ? htmlentities($x['gender'], ENT_COMPAT,'UTF-8',false) : ''); $arr['marital'] = (($x['marital']) ? htmlentities($x['marital'], ENT_COMPAT,'UTF-8',false) : ''); $arr['sexual'] = (($x['sexual']) ? htmlentities($x['sexual'], ENT_COMPAT,'UTF-8',false) : ''); $arr['locale'] = (($x['locale']) ? htmlentities($x['locale'], ENT_COMPAT,'UTF-8',false) : ''); $arr['region'] = (($x['region']) ? htmlentities($x['region'], ENT_COMPAT,'UTF-8',false) : ''); $arr['postcode'] = (($x['postcode']) ? htmlentities($x['postcode'], ENT_COMPAT,'UTF-8',false) : ''); $arr['country'] = (($x['country']) ? htmlentities($x['country'], ENT_COMPAT,'UTF-8',false) : ''); $arr['keywords'] = (($x['keywords'] && is_array($x['keywords'])) ? array_sanitise($x['keywords']) : array()); return $arr; } function get_atom_elements($feed,$item) { require_once('library/HTMLPurifier.auto.php'); require_once('include/html2bbcode.php'); $best_photo = array(); $res = array(); $author = $item->get_author(); if($author) { $res['author-name'] = unxmlify($author->get_name()); $res['author-link'] = unxmlify($author->get_link()); } else { $res['author-name'] = unxmlify($feed->get_title()); $res['author-link'] = unxmlify($feed->get_permalink()); } $res['uri'] = unxmlify($item->get_id()); $res['title'] = unxmlify($item->get_title()); $res['body'] = unxmlify($item->get_content()); $res['plink'] = unxmlify($item->get_link(0)); // removing the content of the title if its identically to the body // This helps with auto generated titles e.g. from tumblr if (title_is_body($res["title"], $res["body"])) $res['title'] = ""; if($res['plink']) $base_url = implode('/', array_slice(explode('/',$res['plink']),0,3)); else $base_url = ''; // look for a photo. We should check media size and find the best one, // but for now let's just find any author photo $rawauthor = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author'); if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) { $base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']; foreach($base as $link) { if(!x($res, 'author-avatar') || !$res['author-avatar']) { if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar') $res['author-avatar'] = unxmlify($link['attribs']['']['href']); } } } $rawactor = $item->get_item_tags(NAMESPACE_ACTIVITY, 'actor'); if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['obj_type'][0]['data'],ACTIVITY_OBJ_PERSON)) { $base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']; if($base && count($base)) { foreach($base as $link) { if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link'])) $res['author-link'] = unxmlify($link['attribs']['']['href']); if(!x($res, 'author-avatar') || !$res['author-avatar']) { if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo') $res['author-avatar'] = unxmlify($link['attribs']['']['href']); } } } } // No photo/profile-link on the item - look at the feed level if((! (x($res,'author-link'))) || (! (x($res,'author-avatar')))) { $rawauthor = $feed->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author'); if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) { $base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']; foreach($base as $link) { if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link'])) $res['author-link'] = unxmlify($link['attribs']['']['href']); if(! $res['author-avatar']) { if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar') $res['author-avatar'] = unxmlify($link['attribs']['']['href']); } } } $rawactor = $feed->get_feed_tags(NAMESPACE_ACTIVITY, 'subject'); if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['obj_type'][0]['data'],ACTIVITY_OBJ_PERSON)) { $base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']; if($base && count($base)) { foreach($base as $link) { if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link'])) $res['author-link'] = unxmlify($link['attribs']['']['href']); if(! (x($res,'author-avatar'))) { if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo') $res['author-avatar'] = unxmlify($link['attribs']['']['href']); } } } } } $apps = $item->get_item_tags(NAMESPACE_STATUSNET,'notice_info'); if($apps && $apps[0]['attribs']['']['source']) { $res['app'] = strip_tags(unxmlify($apps[0]['attribs']['']['source'])); } /** * If there's a copy of the body content which is guaranteed to have survived mangling in transit, use it. */ $have_real_body = false; $rawenv = $item->get_item_tags(NAMESPACE_DFRN, 'env'); if($rawenv) { $have_real_body = true; $res['body'] = $rawenv[0]['data']; $res['body'] = str_replace(array(' ',"\t","\r","\n"), array('','','',''),$res['body']); // make sure nobody is trying to sneak some html tags by us $res['body'] = notags(base64url_decode($res['body'])); } $res['body'] = limit_body_size($res['body']); // It isn't certain at this point whether our content is plaintext or html and we'd be foolish to trust // the content type. Our own network only emits text normally, though it might have been converted to // html if we used a pubsubhubbub transport. But if we see even one html tag in our text, we will // have to assume it is all html and needs to be purified. // It doesn't matter all that much security wise - because before this content is used anywhere, we are // going to escape any tags we find regardless, but this lets us import a limited subset of html from // the wild, by sanitising it and converting supported tags to bbcode before we rip out any remaining // html. if((strpos($res['body'],'<') !== false) && (strpos($res['body'],'>') !== false)) { $res['body'] = reltoabs($res['body'],$base_url); $res['body'] = html2bb_video($res['body']); $res['body'] = oembed_html2bbcode($res['body']); $config = HTMLPurifier_Config::createDefault(); $config->set('Cache.DefinitionImpl', null); // we shouldn't need a whitelist, because the bbcode converter // will strip out any unsupported tags. $purifier = new HTMLPurifier($config); $res['body'] = $purifier->purify($res['body']); $res['body'] = @html2bbcode($res['body']); } elseif(! $have_real_body) { // it's not one of our messages and it has no tags // so it's probably just text. We'll escape it just to be safe. $res['body'] = escape_tags($res['body']); } $private = $item->get_item_tags(NAMESPACE_DFRN,'private'); if($private && intval($private[0]['data']) > 0) $res['private'] = intval($private[0]['data']); else $res['private'] = 0; $rawlocation = $item->get_item_tags(NAMESPACE_DFRN, 'location'); if($rawlocation) $res['location'] = unxmlify($rawlocation[0]['data']); $rawcreated = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'published'); if($rawcreated) $res['created'] = unxmlify($rawcreated[0]['data']); $rawedited = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'updated'); if($rawedited) $res['edited'] = unxmlify($rawedited[0]['data']); if((x($res,'edited')) && (! (x($res,'created')))) $res['created'] = $res['edited']; if(! $res['created']) $res['created'] = $item->get_date('c'); if(! $res['edited']) $res['edited'] = $item->get_date('c'); // Disallow time travelling posts $d1 = strtotime($res['created']); $d2 = strtotime($res['edited']); $d3 = strtotime('now'); if($d1 > $d3) $res['created'] = datetime_convert(); if($d2 > $d3) $res['edited'] = datetime_convert(); $rawowner = $item->get_item_tags(NAMESPACE_DFRN, 'owner'); if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']) $res['owner-name'] = unxmlify($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']); elseif($rawowner[0]['child'][NAMESPACE_DFRN]['name'][0]['data']) $res['owner-name'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['name'][0]['data']); if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']) $res['owner-link'] = unxmlify($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']); elseif($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data']) $res['owner-link'] = unxmlify($rawowner[0]['child'][NAMESPACE_DFRN]['uri'][0]['data']); if($rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) { $base = $rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']; foreach($base as $link) { if(!x($res, 'owner-avatar') || !$res['owner-avatar']) { if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar') $res['owner-avatar'] = unxmlify($link['attribs']['']['href']); } } } $rawgeo = $item->get_item_tags(NAMESPACE_GEORSS,'point'); if($rawgeo) $res['coord'] = unxmlify($rawgeo[0]['data']); $rawverb = $item->get_item_tags(NAMESPACE_ACTIVITY, 'verb'); // select between supported verbs if($rawverb) { $res['verb'] = unxmlify($rawverb[0]['data']); } // translate OStatus unfollow to activity streams if it happened to get selected if((x($res,'verb')) && ($res['verb'] === 'http://ostatus.org/schema/1.0/unfollow')) $res['verb'] = ACTIVITY_UNFOLLOW; $cats = $item->get_categories(); if($cats) { $terms = array(); foreach($cats as $cat) { $term = $cat->get_term(); if(! $term) $term = $cat->get_label(); $scheme = $cat->get_scheme(); $termurl = ''; if($scheme && $term && stristr($scheme,'X-DFRN:')) { $termtype = ((substr($scheme,7,1) === '#') ? TERM_HASHTAG : TERM_MENTION); $termurl = unxmlify(substr($scheme,9)); } else { $termtype = TERM_UNKNOWN; } $termterm = notags(trim(unxmlify($term))); if($termterm) { $terms = array( 'otype' => TERM_OBJ_POST, 'type' => $termtype, 'url' => $termurl, 'term' => $termterm, ); } } $res['term'] = implode(',', $tag_arr); } $attach = $item->get_enclosures(); if($attach) { $att_arr = array(); foreach($attach as $att) { $len = intval($att->get_length()); $link = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_link())))); $title = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_title())))); $type = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_type())))); if(strpos($type,';')) $type = substr($type,0,strpos($type,';')); if((! $link) || (strpos($link,'http') !== 0)) continue; if(! $title) $title = ' '; if(! $type) $type = 'application/octet-stream'; $att_arr[] = '[attach]href="' . $link . '" length="' . $len . '" type="' . $type . '" title="' . $title . '"[/attach]'; } $res['attach'] = implode(',', $att_arr); } $rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'object'); if($rawobj) { $res['object'] = '' . "\n"; } $rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'target'); if($rawobj) { $res['target'] = '' . "\n"; $child = $rawobj[0]['child']; if($child[NAMESPACE_ACTIVITY]['obj_type'][0]['data']) { $res['target'] .= '' . $child[NAMESPACE_ACTIVITY]['obj_type'][0]['data'] . '' . "\n"; } if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'id') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data']) $res['target'] .= '' . $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'] . '' . "\n"; if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'link') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['link']) $res['target'] .= '' . encode_rel_links($child[SIMPLEPIE_NAMESPACE_ATOM_10]['link']) . '' . "\n"; if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'data') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['title'][0]['data']) $res['target'] .= '' . "\n"; if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'data') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']) { $body = $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']; if(! $body) $body = $child[SIMPLEPIE_NAMESPACE_ATOM_10]['summary'][0]['data']; // preserve a copy of the original body content in case we later need to parse out any microformat information, e.g. events $res['target'] .= '' . xmlify($body) . '' . "\n"; if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) { $body = html2bb_video($body); $config = HTMLPurifier_Config::createDefault(); $config->set('Cache.DefinitionImpl', null); $purifier = new HTMLPurifier($config); $body = $purifier->purify($body); $body = html2bbcode($body); } $res['target'] .= '' . $body . '' . "\n"; } $res['target'] .= '' . "\n"; } // This is some experimental stuff. By now retweets are shown with "RT:" // But: There is data so that the message could be shown similar to native retweets // There is some better way to parse this array - but it didn't worked for me. $child = $item->feed->data["child"][SIMPLEPIE_NAMESPACE_ATOM_10]["feed"][0]["child"][SIMPLEPIE_NAMESPACE_ATOM_10]["entry"][0]["child"]["http://activitystrea.ms/spec/1.0/"][object][0]["child"]; if (is_array($child)) { $message = $child["http://activitystrea.ms/spec/1.0/"]["object"][0]["child"][SIMPLEPIE_NAMESPACE_ATOM_10]["content"][0]["data"]; $author = $child[SIMPLEPIE_NAMESPACE_ATOM_10]["author"][0]["child"][SIMPLEPIE_NAMESPACE_ATOM_10]; $uri = $author["uri"][0]["data"]; $name = $author["name"][0]["data"]; $avatar = @array_shift($author["link"][2]["attribs"]); $avatar = $avatar["href"]; if (($name != "") and ($uri != "") and ($avatar != "") and ($message != "")) { $res["owner-name"] = $res["author-name"]; $res["owner-link"] = $res["author-link"]; $res["owner-avatar"] = $res["author-avatar"]; $res["author-name"] = $name; $res["author-link"] = $uri; $res["author-avatar"] = $avatar; $res["body"] = html2bbcode($message); } } $arr = array('feed' => $feed, 'item' => $item, 'result' => $res); call_hooks('parse_atom', $arr); //if (($res["title"] != "") or (strpos($res["body"], "RT @") > 0)) { //if (strpos($res["body"], "RT @") !== false) { // $debugfile = tempnam("/home/ike/log", "item-res2-"); // file_put_contents($debugfile, serialize($arr)); //} return $res; } function encode_rel_links($links) { $o = ''; if(! ((is_array($links)) && (count($links)))) return $o; foreach($links as $link) { $o .= ' $arr, 'from' => $arr['lang'], 'to' => $allowed_languages, 'translated' => false); call_hooks('item_translate', $translate); if((! $translate['translated']) && (intval(get_pconfig($arr['uid'],'system','reject_disallowed_languages')))) { logger('item_store: language ' . $arr['lang'] . ' not accepted for uid ' . $arr['uid']); return; } $arr = $translate['item']; } // Shouldn't happen but we want to make absolutely sure it doesn't leak from a plugin. if((strpos($arr['body'],'<') !== false) || (strpos($arr['body'],'>') !== false)) $arr['body'] = escape_tags($arr['body']); if((x($arr,'object')) && is_array($arr['object'])) { activity_sanitise($arr['object']); $arr['object'] = json_encode($arr['object']); } if((x($arr,'target')) && is_array($arr['target'])) { activity_sanitise($arr['target']); $arr['target'] = json_encode($arr['target']); } if((x($arr,'attach')) && is_array($arr['attach'])) { activity_sanitise($arr['attach']); $arr['attach'] = json_encode($arr['attach']); } $arr['aid'] = ((x($arr,'aid')) ? intval($arr['aid']) : 0); $arr['uri'] = ((x($arr,'uri')) ? notags(trim($arr['uri'])) : random_string()); $arr['author_xchan'] = ((x($arr,'author_xchan')) ? notags(trim($arr['author_xchan'])) : ''); $arr['owner_xchan'] = ((x($arr,'owner_xchan')) ? notags(trim($arr['owner_xchan'])) : ''); $arr['created'] = ((x($arr,'created') !== false) ? datetime_convert('UTC','UTC',$arr['created']) : datetime_convert()); $arr['edited'] = ((x($arr,'edited') !== false) ? datetime_convert('UTC','UTC',$arr['edited']) : datetime_convert()); $arr['expires'] = ((x($arr,'expires') !== false) ? datetime_convert('UTC','UTC',$arr['expires']) : '0000-00-00 00:00:00'); $arr['commented'] = datetime_convert(); $arr['received'] = datetime_convert(); $arr['changed'] = datetime_convert(); $arr['mimetype'] = ((x($arr,'mimetype')) ? notags(trim($arr['mimetype'])) : 'text/bbcode'); $arr['title'] = ((x($arr,'title')) ? notags(trim($arr['title'])) : ''); $arr['location'] = ((x($arr,'location')) ? notags(trim($arr['location'])) : ''); $arr['coord'] = ((x($arr,'coord')) ? notags(trim($arr['coord'])) : ''); $arr['parent_uri'] = ((x($arr,'parent_uri')) ? notags(trim($arr['parent_uri'])) : ''); $arr['verb'] = ((x($arr,'verb')) ? notags(trim($arr['verb'])) : ''); $arr['obj_type'] = ((x($arr,'obj_type')) ? notags(trim($arr['obj_type'])) : ''); $arr['object'] = ((x($arr,'object')) ? trim($arr['object']) : ''); $arr['tgt_type'] = ((x($arr,'tgt_type')) ? notags(trim($arr['tgt_type'])) : ''); $arr['target'] = ((x($arr,'target')) ? trim($arr['target']) : ''); $arr['plink'] = ((x($arr,'plink')) ? notags(trim($arr['plink'])) : ''); $arr['allow_cid'] = ((x($arr,'allow_cid')) ? trim($arr['allow_cid']) : ''); $arr['allow_gid'] = ((x($arr,'allow_gid')) ? trim($arr['allow_gid']) : ''); $arr['deny_cid'] = ((x($arr,'deny_cid')) ? trim($arr['deny_cid']) : ''); $arr['deny_gid'] = ((x($arr,'deny_gid')) ? trim($arr['deny_gid']) : ''); $arr['item_private'] = ((x($arr,'item_private')) ? intval($arr['item_private']) : 0 ); $arr['body'] = ((x($arr,'body')) ? trim($arr['body']) : ''); $arr['attach'] = ((x($arr,'attach')) ? notags(trim($arr['attach'])) : ''); $arr['app'] = ((x($arr,'app')) ? notags(trim($arr['app'])) : ''); $arr['item_restrict'] = ((x($arr,'item_restrict')) ? intval($arr['item_restrict']) : 0 ); $arr['item_flags'] = ((x($arr,'item_flags')) ? intval($arr['item_flags']) : 0 ); $arr['item_flags'] = $arr['item_flags'] | ITEM_UNSEEN; $arr['thr_parent'] = $arr['parent_uri']; $arr['llink'] = z_root() . '/display/' . $arr['uri']; if(! $arr['plink']) $arr['plink'] = $arr['llink']; if($arr['parent_uri'] === $arr['uri']) { $parent_id = 0; $parent_deleted = 0; $allow_cid = $arr['allow_cid']; $allow_gid = $arr['allow_gid']; $deny_cid = $arr['deny_cid']; $deny_gid = $arr['deny_gid']; $arr['item_flags'] = $arr['item_flags'] | ITEM_THREAD_TOP; } else { // find the parent and snarf the item id and ACL's // and anything else we need to inherit $r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC LIMIT 1", dbesc($arr['parent_uri']), intval($arr['uid']) ); if(count($r)) { // is the new message multi-level threaded? // even though we don't support it now, preserve the info // and re-attach to the conversation parent. if($r[0]['uri'] != $r[0]['parent_uri']) { $arr['parent_uri'] = $r[0]['parent_uri']; $z = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `parent_uri` = '%s' AND `uid` = %d ORDER BY `id` ASC LIMIT 1", dbesc($r[0]['parent_uri']), dbesc($r[0]['parent_uri']), intval($arr['uid']) ); if($z && count($z)) $r = $z; } $parent_id = $r[0]['id']; $parent_deleted = $r[0]['item_restrict'] & ITEM_DELETED; $allow_cid = $r[0]['allow_cid']; $allow_gid = $r[0]['allow_gid']; $deny_cid = $r[0]['deny_cid']; $deny_gid = $r[0]['deny_gid']; if($r[0]['item_flags'] & ITEM_WALL) $arr['item_flags'] = $arr['item_flags'] | ITEM_WALL; // if the parent is private, force privacy for the entire conversation // This differs from the above settings as it subtly allows comments from // email correspondents to be private even if the overall thread is not. if($r[0]['item_private']) $arr['item_private'] = $r[0]['item_private']; // Edge case. We host a public forum that was originally posted to privately. // The original author commented, but as this is a comment, the permissions // weren't fixed up so it will still show the comment as private unless we fix it here. if((intval($r[0]['item_flags']) & ITEM_UPLINK) && (! $r[0]['item_private'])) $arr['item_private'] = 0; } else { // Allow one to see reply tweets from status.net even when // we don't have or can't see the original post. if($force_parent) { logger('item_store: $force_parent=true, reply converted to top-level post.'); $parent_id = 0; $arr['parent_uri'] = $arr['uri']; $arr['flags'] = $arr['flags'] | ITEM_THREAD_TOP; } else { logger('item_store: item parent was not found - ignoring item'); return 0; } $parent_deleted = 0; } } if($parent_deleted) $arr['item_restrict'] = $arr['item_restrict'] | ITEM_DELETED; $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($arr['uri']), intval($arr['uid']) ); if($r) { logger('item-store: duplicate item ignored. ' . print_r($arr,true)); return 0; } call_hooks('post_remote',$arr); if(x($arr,'cancel')) { logger('item_store: post cancelled by plugin.'); return 0; } // pull out all the taxonomy stuff for separate storage $terms = null; if(array_key_exists('term',$arr)) { $terms = $arr['term']; unset($arr['term']); } dbesc_array($arr); logger('item_store: ' . print_r($arr,true), LOGGER_DATA); $r = dbq("INSERT INTO `item` (`" . implode("`, `", array_keys($arr)) . "`) VALUES ('" . implode("', '", array_values($arr)) . "')" ); // find the item we just created $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d ORDER BY `id` ASC ", $arr['uri'], // already dbesc'd intval($arr['uid']) ); if($r && count($r)) { $current_post = $r[0]['id']; logger('item_store: created item ' . $current_post, LOGGER_DEBUG); } else { logger('item_store: could not locate created item'); return 0; } if(count($r) > 1) { logger('item_store: duplicated post occurred. Removing duplicates.'); q("DELETE FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `id` != %d ", $arr['uri'], intval($arr['uid']), intval($current_post) ); } if((! $parent_id) || ($arr['parent_uri'] === $arr['uri'])) $parent_id = $current_post; if(strlen($allow_cid) || strlen($allow_gid) || strlen($deny_cid) || strlen($deny_gid)) $private = 1; else $private = $arr['private']; // Set parent id - and also make sure to inherit the parent's ACL's. $r = q("UPDATE `item` SET `parent` = %d, `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s', `item_private` = %d WHERE `id` = %d LIMIT 1", intval($parent_id), dbesc($allow_cid), dbesc($allow_gid), dbesc($deny_cid), dbesc($deny_gid), intval($private), intval($current_post) ); $arr['id'] = $current_post; $arr['parent'] = $parent_id; $arr['allow_cid'] = $allow_cid; $arr['allow_gid'] = $allow_gid; $arr['deny_cid'] = $deny_cid; $arr['deny_gid'] = $deny_gid; $arr['private'] = $private; // Store taxonomy if(($terms) && (is_array($terms))) { foreach($terms as $t) { q("insert into term (uid,oid,otype,type,term,url) values(%d,%d,%d,%d,'%s','%s') ", intval($arr['uid']), intval($current_post), intval(TERM_OBJ_POST), intval($t['type']), dbesc($t['term']), dbesc($t['url']) ); } $arr['term'] = $terms; } call_hooks('post_remote_end',$arr); // update the commented timestamp on the parent q("UPDATE `item` set `commented` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1", dbesc(datetime_convert()), dbesc(datetime_convert()), intval($parent_id) ); send_status_notifications($current_post,$arr); tag_deliver($arr['uid'],$current_post); return $current_post; } function send_status_notifications($post_id,$item) { $notify = false; $parent = 0; $r = q("select channel_hash from channel where channel_id = %d limit 1", intval($item['uid']) ); if(! $r) return; // my own post - no notification needed if($item['author_xchan'] === $r[0]['channel_hash']) return; // I'm the owner - notify me if($item['owner_hash'] === $r[0]['channel_hash']) $notify = true; // Was I involved in this conversation? $x = q("select * from item where parent_uri = '%s' and uid = %d", dbesc($item['parent_uri']), intval($item['uid']) ); if($x) { foreach($x as $xx) { if($xx['author_xchan'] === $r[0]['channel_hash']) { $notify = true; } if($xx['id'] == $xx['parent']) { $parent = $xx['parent']; } } } if(! $notify) return; require_once('include/enotify.php'); notification(array( 'type' => NOTIFY_COMMENT, 'from_xchan' => $item['author_xchan'], 'to_xchan' => $r[0]['channel_hash'], 'item' => $item, 'link' => get_app()->get_baseurl() . '/display/' . $item['uri'], 'verb' => ACTIVITY_POST, 'otype' => 'item', 'parent' => $parent, 'parent_uri' => $item['parent_uri'] )); return; } function get_item_contact($item,$contacts) { if(! count($contacts) || (! is_array($item))) return false; foreach($contacts as $contact) { if($contact['id'] == $item['contact-id']) { return $contact; break; // NOTREACHED } } return false; } function tag_deliver($uid,$item_id) { // look for mention tags and setup a second delivery chain for forum/community posts if appropriate $a = get_app(); $mention = false; $u = q("select * from channel where channel_id = %d limit 1", intval($uid) ); if(! $u) return; $i = q("select * from item where id = %d and uid = %d limit 1", intval($item_id), intval($uid) ); if(! count($i)) return; $i = fetch_post_tags($i); $item = $i[0]; $terms = get_terms_oftype($item['term'],TERM_MENTION); logger('tag_deliver: post mentions: ' . print_r($terms,true), LOGGER_DATA); $link = normalise_link($a->get_baseurl() . '/channel/' . $u[0]['channel_address']); if($terms) { foreach($terms as $term) { if(($term['term'] == $u[0]['channel_name']) && link_compare($term['url'],$link)) { $mention = true; break; } } } if($mention) { logger('tag_deliver: mention found for ' . $u[0]['channel_name']); $r = q("update item set item_flags = ( item_flags | %d ) where id = %d limit 1", intval(ITEM_MENTIONSME), intval($item_id) ); } else return; // At this point we've determined that the person receiving this post was mentioned in it. // Now let's check if this mention was inside a reshare so we don't spam a forum $body = preg_replace('/\[share(.*?)\[\/share\]/','',$item['body']); $pattern = '/@\[url\=' . preg_quote($term['url'],'/') . '\]' . preg_quote($u[0]['channel_name'],'/') . '\[\/url\]/'; if(! preg_match($pattern,$body,$matches)) { logger('tag_deliver: mention was in a reshare - ignoring'); return; } // All good. // Send a notification require_once('include/enotify.php'); notification(array( 'to_xchan' => $u[0]['channel_hash'], 'from_xchan' => $item['author_xchan'], 'type' => NOTIFY_TAGSELF, 'item' => $item, 'link' => $i[0]['llink'], 'verb' => ACTIVITY_TAG, 'otype' => 'item' )); if(! perm_is_allowed($uid,$item['author_xchan'],'tag_deliver')) return; // tgroup delivery - setup a second delivery chain // prevent delivery looping - only proceed // if the message originated elsewhere and is a top-level post if(($item['item_flags'] & ITEM_WALL) || ($item['item_flags'] & ITEM_ORIGIN) || (!($item['item_flags'] & ITEM_THREAD_TOP)) || ($item['id'] != $item['parent'])) return; logger('tag_deliver: creating second delivery chain.'); // now change this copy of the post to a forum head message and deliver to all the tgroup members // also reset all the privacy bits to the forum default permissions $private = (($u[0]['allow_cid'] || $u[0]['allow_gid'] || $u[0]['deny_cid'] || $u[0]['deny_gid']) ? 1 : 0); $flag_bits = ITEM_WALL|ITEM_ORIGIN|ITEM_UPLINK; $r = q("update item set item_flags = ( item_flags | %d ), owner_xchan = '%s', allow_cid = '%s', allow_gid = '%s', deny_cid = '%s', deny_gid = '%s', item_private = %d where id = %d limit 1", intval($flag_bits), dbesc($u[0]['channel_hash']), dbesc($u[0]['allow_cid']), dbesc($u[0]['allow_gid']), dbesc($u[0]['deny_cid']), dbesc($u[0]['deny_gid']), intval($private), intval($item_id) ); if($r) proc_run('php','include/notifier.php','tgroup',$item_id); else logger('tag_deliver: failed to update item'); } function tgroup_check($uid,$item) { $a = get_app(); $mention = false; // check that the message originated elsewhere and is a top-level post if(($item['wall']) || ($item['origin']) || ($item['uri'] != $item['parent-uri'])) return false; $u = q("select * from user where uid = %d limit 1", intval($uid) ); if(! count($u)) return false; $community_page = (($u[0]['page-flags'] == PAGE_COMMUNITY) ? true : false); $prvgroup = (($u[0]['page-flags'] == PAGE_PRVGROUP) ? true : false); $link = normalise_link($a->get_baseurl() . '/channel/' . $u[0]['nickname']); // Diaspora uses their own hardwired link URL in @-tags // instead of the one we supply with webfinger $dlink = normalise_link($a->get_baseurl() . '/u/' . $u[0]['nickname']); $body = preg_replace("/\[share\](.*?)\[\/share\]/ism", '', $item['body']); $cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism',$body,$matches,PREG_SET_ORDER); if($cnt) { foreach($matches as $mtch) { if(link_compare($link,$mtch[1]) || link_compare($dlink,$mtch[1])) { $mention = true; logger('tgroup_check: mention found: ' . $mtch[2]); } } } if(! $mention) return false; if((! $community_page) && (! $prvgroup)) return false; return true; } function mail_store($arr) { if(! $arr['channel_id']) { logger('mail_store: no uid'); return 0; } if((strpos($arr['body'],'<') !== false) || (strpos($arr['body'],'>') !== false)) $arr['body'] = escape_tags($arr['body']); $arr['account_id'] = ((x($arr,'account_id')) ? intval($arr['account_id']) : 0); $arr['uri'] = ((x($arr,'uri')) ? notags(trim($arr['uri'])) : random_string()); $arr['from_xchan'] = ((x($arr,'from_xchan')) ? notags(trim($arr['from_xchan'])) : ''); $arr['to_xchan'] = ((x($arr,'to_xchan')) ? notags(trim($arr['to_xchan'])) : ''); $arr['created'] = ((x($arr,'created') !== false) ? datetime_convert('UTC','UTC',$arr['created']) : datetime_convert()); $arr['title'] = ((x($arr,'title')) ? notags(trim($arr['title'])) : ''); $arr['parent_uri'] = ((x($arr,'parent_uri')) ? notags(trim($arr['parent_uri'])) : ''); $arr['body'] = ((x($arr,'body')) ? trim($arr['body']) : ''); $arr['mail_flags'] = ((x($arr,'mail_flags')) ? intval($arr['mail_flags']) : 0 ); if(! $arr['parent_uri']) { logger('mail_store: missing parent'); $arr['parent_uri'] = $arr['uri']; } $r = q("SELECT `id` FROM mail WHERE `uri` = '%s' AND channel_id = %d LIMIT 1", dbesc($arr['uri']), intval($arr['channel_id']) ); if($r) { logger('mail_store: duplicate item ignored. ' . print_r($arr,true)); return 0; } call_hooks('post_mail',$arr); if(x($arr,'cancel')) { logger('mail_store: post cancelled by plugin.'); return 0; } dbesc_array($arr); logger('mail_store: ' . print_r($arr,true), LOGGER_DATA); $r = dbq("INSERT INTO mail (`" . implode("`, `", array_keys($arr)) . "`) VALUES ('" . implode("', '", array_values($arr)) . "')" ); // find the item we just created $r = q("SELECT `id` FROM mail WHERE `uri` = '%s' AND `channel_id` = %d ORDER BY `id` ASC ", $arr['uri'], // already dbesc'd intval($arr['channel_id']) ); if($r) { $current_post = $r[0]['id']; logger('mail_store: created item ' . $current_post, LOGGER_DEBUG); $arr['id'] = $current_post; // for notification } else { logger('mail_store: could not locate created item'); return 0; } if(count($r) > 1) { logger('mail_store: duplicated post occurred. Removing duplicates.'); q("DELETE FROM mail WHERE `uri` = '%s' AND `channel_id` = %d AND `id` != %d ", $arr['uri'], intval($arr['channel_id']), intval($current_post) ); } else { require_once('include/enotify.php'); $notif_params = array( 'from_xchan' => $arr['from_xchan'], 'to_xchan' => $arr['to_xchan'], 'type' => NOTIFY_MAIL, 'item' => $arr, 'verb' => ACTIVITY_POST, 'otype' => 'mail' ); notification($notif_params); } call_hooks('post_mail_end',$arr); return $current_post; } function dfrn_deliver($owner,$contact,$atom, $dissolve = false) { $a = get_app(); $idtosend = $orig_id = (($contact['dfrn_id']) ? $contact['dfrn_id'] : $contact['issued_id']); if($contact['duplex'] && $contact['dfrn_id']) $idtosend = '0:' . $orig_id; if($contact['duplex'] && $contact['issued_id']) $idtosend = '1:' . $orig_id; $rino = ((function_exists('mcrypt_encrypt')) ? 1 : 0); $rino_enable = get_config('system','rino_encrypt'); if(! $rino_enable) $rino = 0; $ssl_val = intval(get_config('system','ssl_policy')); $ssl_policy = ''; switch($ssl_val){ case SSL_POLICY_FULL: $ssl_policy = 'full'; break; case SSL_POLICY_SELFSIGN: $ssl_policy = 'self'; break; case SSL_POLICY_NONE: default: $ssl_policy = 'none'; break; } $url = $contact['notify'] . '&dfrn_id=' . $idtosend . '&dfrn_version=' . DFRN_PROTOCOL_VERSION . (($rino) ? '&rino=1' : ''); logger('dfrn_deliver: ' . $url); $xml = fetch_url($url); $curl_stat = $a->get_curl_code(); if(! $curl_stat) return(-1); // timed out logger('dfrn_deliver: ' . $xml, LOGGER_DATA); if(! $xml) return 3; if(strpos($xml,'status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id))) return (($res->status) ? $res->status : 3); $postvars = array(); $sent_dfrn_id = hex2bin((string) $res->dfrn_id); $challenge = hex2bin((string) $res->challenge); $perm = (($res->perm) ? $res->perm : null); $dfrn_version = (float) (($res->dfrn_version) ? $res->dfrn_version : 2.0); $rino_allowed = ((intval($res->rino) === 1) ? 1 : 0); $page = (($owner['page-flags'] == PAGE_COMMUNITY) ? 1 : 0); if($owner['page-flags'] == PAGE_PRVGROUP) $page = 2; $final_dfrn_id = ''; if($perm) { if((($perm == 'rw') && (! intval($contact['writable']))) || (($perm == 'r') && (intval($contact['writable'])))) { q("update contact set writable = %d where id = %d limit 1", intval(($perm == 'rw') ? 1 : 0), intval($contact['id']) ); $contact['writable'] = (string) 1 - intval($contact['writable']); } } if(($contact['duplex'] && strlen($contact['pubkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey'])) || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) { openssl_public_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['pubkey']); openssl_public_decrypt($challenge,$postvars['challenge'],$contact['pubkey']); } else { openssl_private_decrypt($sent_dfrn_id,$final_dfrn_id,$contact['prvkey']); openssl_private_decrypt($challenge,$postvars['challenge'],$contact['prvkey']); } $final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.')); if(strpos($final_dfrn_id,':') == 1) $final_dfrn_id = substr($final_dfrn_id,2); if($final_dfrn_id != $orig_id) { logger('dfrn_deliver: wrong dfrn_id.'); // did not decode properly - cannot trust this site return 3; } $postvars['dfrn_id'] = $idtosend; $postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION; if($dissolve) $postvars['dissolve'] = '1'; if((($contact['rel']) && ($contact['rel'] != CONTACT_IS_SHARING) && (! $contact['blocked'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) { $postvars['data'] = $atom; $postvars['perm'] = 'rw'; } else { $postvars['data'] = str_replace('1','0',$atom); $postvars['perm'] = 'r'; } $postvars['ssl_policy'] = $ssl_policy; if($page) $postvars['page'] = $page; if($rino && $rino_allowed && (! $dissolve)) { $key = substr(random_string(),0,16); $data = bin2hex(aes_encrypt($postvars['data'],$key)); $postvars['data'] = $data; logger('rino: sent key = ' . $key, LOGGER_DEBUG); if($dfrn_version >= 2.1) { if(($contact['duplex'] && strlen($contact['pubkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY && strlen($contact['pubkey'])) || ($contact['rel'] == CONTACT_IS_SHARING && strlen($contact['pubkey']))) { openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']); } else { openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']); } } else { if(($contact['duplex'] && strlen($contact['prvkey'])) || ($owner['page-flags'] == PAGE_COMMUNITY)) { openssl_private_encrypt($key,$postvars['key'],$contact['prvkey']); } else { openssl_public_encrypt($key,$postvars['key'],$contact['pubkey']); } } logger('md5 rawkey ' . md5($postvars['key'])); $postvars['key'] = bin2hex($postvars['key']); } logger('dfrn_deliver: ' . "SENDING: " . print_r($postvars,true), LOGGER_DATA); $xml = post_url($contact['notify'],$postvars); logger('dfrn_deliver: ' . "RECEIVED: " . $xml, LOGGER_DATA); $curl_stat = $a->get_curl_code(); if((! $curl_stat) || (! strlen($xml))) return(-1); // timed out if(($curl_stat == 503) && (stristr($a->get_curl_headers(),'retry-after'))) return(-1); if(strpos($xml,'status; } /** * * consume_feed - process atom feed and update anything/everything we might need to update * * $xml = the (atom) feed to consume - RSS isn't as fully supported but may work for simple feeds. * * $importer = the contact_record (joined to user_record) of the local user who owns this relationship. * It is this person's stuff that is going to be updated. * $contact = the person who is sending us stuff. If not set, we MAY be processing a "follow" activity * from an external network and MAY create an appropriate contact record. Otherwise, we MUST * have a contact record. * $hub = should we find a hub declation in the feed, pass it back to our calling process, who might (or * might not) try and subscribe to it. * $datedir sorts in reverse order * $pass - by default ($pass = 0) we cannot guarantee that a parent item has been * imported prior to its children being seen in the stream unless we are certain * of how the feed is arranged/ordered. * With $pass = 1, we only pull parent items out of the stream. * With $pass = 2, we only pull children (comments/likes). * * So running this twice, first with pass 1 and then with pass 2 will do the right * thing regardless of feed ordering. This won't be adequate in a fully-threaded * model where comments can have sub-threads. That would require some massive sorting * to get all the feed items into a mostly linear ordering, and might still require * recursion. */ function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0, $pass = 0) { require_once('library/simplepie/simplepie.inc'); if(! strlen($xml)) { logger('consume_feed: empty input'); return; } $feed = new SimplePie(); $feed->set_raw_data($xml); if($datedir) $feed->enable_order_by_date(true); else $feed->enable_order_by_date(false); $feed->init(); if($feed->error()) logger('consume_feed: Error parsing XML: ' . $feed->error()); $permalink = $feed->get_permalink(); // Check at the feed level for updated contact name and/or photo $name_updated = ''; $new_name = ''; $photo_timestamp = ''; $photo_url = ''; $birthday = ''; $hubs = $feed->get_links('hub'); logger('consume_feed: hubs: ' . print_r($hubs,true), LOGGER_DATA); if(count($hubs)) $hub = implode(',', $hubs); $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'owner'); if(! $rawtags) $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author'); if($rawtags) { $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]; if($elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']) { $name_updated = $elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']; $new_name = $elems['name'][0]['data']; } if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) { $photo_timestamp = datetime_convert('UTC','UTC',$elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated']); $photo_url = $elems['link'][0]['attribs']['']['href']; } if((x($rawtags[0]['child'], NAMESPACE_DFRN)) && (x($rawtags[0]['child'][NAMESPACE_DFRN],'birthday'))) { $birthday = datetime_convert('UTC','UTC', $rawtags[0]['child'][NAMESPACE_DFRN]['birthday'][0]['data']); } } if((is_array($contact)) && ($photo_timestamp) && (strlen($photo_url)) && ($photo_timestamp > $contact['avatar_date'])) { logger('consume_feed: Updating photo for ' . $contact['name']); require_once("Photo.php"); $photo_failure = false; $have_photo = false; $r = q("SELECT `resource_id` FROM `photo` WHERE `contact-id` = %d AND `uid` = %d LIMIT 1", intval($contact['id']), intval($contact['uid']) ); if(count($r)) { $resource_id = $r[0]['resource_id']; $have_photo = true; } else { $resource_id = photo_new_resource(); } $img_str = fetch_url($photo_url,true); // guess mimetype from headers or filename $type = guess_image_type($photo_url,true); $img = new Photo($img_str, $type); if($img->is_valid()) { if($have_photo) { q("DELETE FROM `photo` WHERE `resource_id` = '%s' AND `contact-id` = %d AND `uid` = %d", dbesc($resource_id), intval($contact['id']), intval($contact['uid']) ); } $img->scaleImageSquare(175); $hash = $resource_id; $r = $img->store(0, $contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 4); $img->scaleImage(80); $r = $img->store(0, $contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 5); $img->scaleImage(48); $r = $img->store(0, $contact['uid'], $contact['id'], $hash, basename($photo_url), 'Contact Photos', 6); $a = get_app(); q("UPDATE `contact` SET `avatar_date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1", dbesc(datetime_convert()), dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.'.$img->getExt()), dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.'.$img->getExt()), dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.'.$img->getExt()), intval($contact['uid']), intval($contact['id']) ); } } if((is_array($contact)) && ($name_updated) && (strlen($new_name)) && ($name_updated > $contact['name_date'])) { $r = q("select * from contact where uid = %d and id = %d limit 1", intval($contact['uid']), intval($contact['id']) ); $x = q("UPDATE `contact` SET `name` = '%s', `name_date` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1", dbesc(notags(trim($new_name))), dbesc(datetime_convert()), intval($contact['uid']), intval($contact['id']) ); // do our best to update the name on content items if(count($r)) { q("update item set `author-name` = '%s' where `author-name` = '%s' and `author-link` = '%s' and uid = %d", dbesc(notags(trim($new_name))), dbesc($r[0]['name']), dbesc($r[0]['url']), intval($contact['uid']) ); } } if(strlen($birthday)) { if(substr($birthday,0,4) != $contact['bdyear']) { logger('consume_feed: updating birthday: ' . $birthday); /** * * Add new birthday event for this person * * $bdtext is just a readable placeholder in case the event is shared * with others. We will replace it during presentation to our $importer * to contain a sparkle link and perhaps a photo. * */ $bdtext = sprintf( t('%s\'s birthday'), $contact['name']); $bdtext2 = sprintf( t('Happy Birthday %s'), ' [url=' . $contact['url'] . ']' . $contact['name'] . '[/url]' ) ; $r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`) VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ", intval($contact['uid']), intval($contact['id']), dbesc(datetime_convert()), dbesc(datetime_convert()), dbesc(datetime_convert('UTC','UTC', $birthday)), dbesc(datetime_convert('UTC','UTC', $birthday . ' + 1 day ')), dbesc($bdtext), dbesc($bdtext2), dbesc('birthday') ); // update bdyear q("UPDATE `contact` SET `bdyear` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1", dbesc(substr($birthday,0,4)), intval($contact['uid']), intval($contact['id']) ); // This function is called twice without reloading the contact // Make sure we only create one event. This is why &$contact // is a reference var in this function $contact['bdyear'] = substr($birthday,0,4); } } $community_page = 0; $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'community'); if($rawtags) { $community_page = intval($rawtags[0]['data']); } if(is_array($contact) && intval($contact['forum']) != $community_page) { q("update contact set forum = %d where id = %d limit 1", intval($community_page), intval($contact['id']) ); $contact['forum'] = (string) $community_page; } // process any deleted entries $del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry'); if(is_array($del_entries) && count($del_entries) && $pass != 2) { foreach($del_entries as $dentry) { $deleted = false; if(isset($dentry['attribs']['']['ref'])) { $uri = $dentry['attribs']['']['ref']; $deleted = true; if(isset($dentry['attribs']['']['when'])) { $when = $dentry['attribs']['']['when']; $when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s'); } else $when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s'); } if($deleted && is_array($contact)) { $r = q("SELECT `item`.*, `contact`.`self` FROM `item` left join `contact` on `item`.`contact-id` = `contact`.`id` WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1", dbesc($uri), intval($importer['uid']), intval($contact['id']) ); if(count($r)) { $item = $r[0]; if(! $item['deleted']) logger('consume_feed: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG); if(($item['verb'] === ACTIVITY_TAG) && ($item['obj_type'] === ACTIVITY_OBJ_TAGTERM)) { $xo = parse_xml_string($item['object'],false); $xt = parse_xml_string($item['target'],false); if($xt->type === ACTIVITY_OBJ_NOTE) { $i = q("select * from `item` where uri = '%s' and uid = %d limit 1", dbesc($xt->id), intval($importer['importer_uid']) ); if(count($i)) { // For tags, the owner cannot remove the tag on the author's copy of the post. $owner_remove = (($item['contact-id'] == $i[0]['contact-id']) ? true: false); $author_remove = (($item['origin'] && $item['self']) ? true : false); $author_copy = (($item['origin']) ? true : false); if($owner_remove && $author_copy) continue; if($author_remove || $owner_remove) { $tags = explode(',',$i[0]['tag']); $newtags = array(); if(count($tags)) { foreach($tags as $tag) if(trim($tag) !== trim($xo->body)) $newtags[] = trim($tag); } q("update item set tag = '%s' where id = %d limit 1", dbesc(implode(',',$newtags)), intval($i[0]['id']) ); } } } } if($item['uri'] == $item['parent_uri']) { $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '', `title` = '' WHERE `parent_uri` = '%s' AND `uid` = %d", dbesc($when), dbesc(datetime_convert()), dbesc($item['uri']), intval($importer['uid']) ); } else { $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '', `title` = '' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($when), dbesc(datetime_convert()), dbesc($uri), intval($importer['uid']) ); } } } } } // Now process the feed if($feed->get_item_quantity()) { logger('consume_feed: feed item count = ' . $feed->get_item_quantity()); // in inverse date order if ($datedir) $items = array_reverse($feed->get_items()); else $items = $feed->get_items(); foreach($items as $item) { $is_reply = false; $item_id = $item->get_id(); $rawthread = $item->get_item_tags( NAMESPACE_THREAD,'in-reply-to'); if(isset($rawthread[0]['attribs']['']['ref'])) { $is_reply = true; $parent_uri = $rawthread[0]['attribs']['']['ref']; } if(($is_reply) && is_array($contact)) { if($pass == 1) continue; // not allowed to post if($contact['rel'] == CONTACT_IS_FOLLOWER) continue; // Have we seen it? If not, import it. $item_id = $item->get_id(); $datarray = get_atom_elements($feed,$item); if((! x($datarray,'author-name')) && ($contact['network'] != NETWORK_DFRN)) $datarray['author-name'] = $contact['name']; if((! x($datarray,'author-link')) && ($contact['network'] != NETWORK_DFRN)) $datarray['author-link'] = $contact['url']; if((! x($datarray,'author-avatar')) && ($contact['network'] != NETWORK_DFRN)) $datarray['author-avatar'] = $contact['thumb']; if((! x($datarray,'author-name')) || (! x($datarray,'author-link'))) { logger('consume_feed: no author information! ' . print_r($datarray,true)); continue; } $r = q("SELECT `uid`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($item_id), intval($importer['uid']) ); // Update content if 'updated' changes if(count($r)) { if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) { // do not accept (ignore) an earlier edit than one we currently have. if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited']) continue; $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($datarray['title']), dbesc($datarray['body']), dbesc(datetime_convert('UTC','UTC',$datarray['edited'])), dbesc($item_id), intval($importer['uid']) ); } continue; } $datarray['parent_uri'] = $parent_uri; $datarray['uid'] = $importer['uid']; $datarray['contact-id'] = $contact['id']; if((activity_match($datarray['verb'],ACTIVITY_LIKE)) || (activity_match($datarray['verb'],ACTIVITY_DISLIKE))) { $datarray['type'] = 'activity'; $datarray['gravity'] = GRAVITY_LIKE; // only one like or dislike per person $r = q("select id from item where uid = %d and `contact-id` = %d and verb ='%s' and deleted = 0 and (`parent_uri` = '%s' OR `thr_parent` = '%s') limit 1", intval($datarray['uid']), intval($datarray['contact-id']), dbesc($datarray['verb']), dbesc($parent_uri), dbesc($parent_uri) ); if($r && count($r)) continue; } if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['obj_type'] === ACTIVITY_OBJ_TAGTERM)) { $xo = parse_xml_string($datarray['object'],false); $xt = parse_xml_string($datarray['target'],false); if($xt->type == ACTIVITY_OBJ_NOTE) { $r = q("select * from item where `uri` = '%s' AND `uid` = %d limit 1", dbesc($xt->id), intval($importer['importer_uid']) ); if(! count($r)) continue; // extract tag, if not duplicate, add to parent item if($xo->id && $xo->content) { $newtag = '#[url=' . $xo->id . ']'. $xo->content . '[/url]'; if(! (stristr($r[0]['tag'],$newtag))) { q("UPDATE item SET tag = '%s' WHERE id = %d LIMIT 1", dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . $newtag), intval($r[0]['id']) ); } } } } $r = item_store($datarray,$force_parent); continue; } else { // Head post of a conversation. Have we seen it? If not, import it. $item_id = $item->get_id(); $datarray = get_atom_elements($feed,$item); if(is_array($contact)) { if((! x($datarray,'author-name')) && ($contact['network'] != NETWORK_DFRN)) $datarray['author-name'] = $contact['name']; if((! x($datarray,'author-link')) && ($contact['network'] != NETWORK_DFRN)) $datarray['author-link'] = $contact['url']; if((! x($datarray,'author-avatar')) && ($contact['network'] != NETWORK_DFRN)) $datarray['author-avatar'] = $contact['thumb']; } if((! x($datarray,'author-name')) || (! x($datarray,'author-link'))) { logger('consume_feed: no author information! ' . print_r($datarray,true)); continue; } // special handling for events if((x($datarray,'obj_type')) && ($datarray['obj_type'] === ACTIVITY_OBJ_EVENT)) { $ev = bbtoevent($datarray['body']); if(x($ev,'desc') && x($ev,'start')) { $ev['uid'] = $importer['uid']; $ev['uri'] = $item_id; $ev['edited'] = $datarray['edited']; $ev['private'] = $datarray['private']; if(is_array($contact)) $ev['cid'] = $contact['id']; $r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($item_id), intval($importer['uid']) ); if(count($r)) $ev['id'] = $r[0]['id']; $xyz = event_store($ev); continue; } } $r = q("SELECT `uid`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($item_id), intval($importer['uid']) ); // Update content if 'updated' changes if(count($r)) { if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) { // do not accept (ignore) an earlier edit than one we currently have. if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited']) continue; $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($datarray['title']), dbesc($datarray['body']), dbesc(datetime_convert('UTC','UTC',$datarray['edited'])), dbesc($item_id), intval($importer['uid']) ); } continue; } if(activity_match($datarray['verb'],ACTIVITY_FOLLOW)) { logger('consume-feed: New follower'); new_follower($importer,$contact,$datarray,$item); return; } if(activity_match($datarray['verb'],ACTIVITY_UNFOLLOW)) { lose_follower($importer,$contact,$datarray,$item); return; } if(activity_match($datarray['verb'],ACTIVITY_REQ_FRIEND)) { logger('consume-feed: New friend request'); new_follower($importer,$contact,$datarray,$item,true); return; } if(activity_match($datarray['verb'],ACTIVITY_UNFRIEND)) { lose_sharer($importer,$contact,$datarray,$item); return; } if(! is_array($contact)) return; // This is my contact on another system, but it's really me. // Turn this into a wall post. if($contact['remote_self']) { $datarray['wall'] = 1; } $datarray['parent_uri'] = $item_id; $datarray['uid'] = $importer['uid']; $datarray['contact-id'] = $contact['id']; if(! link_compare($datarray['owner-link'],$contact['url'])) { // The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery, // but otherwise there's a possible data mixup on the sender's system. // the tgroup delivery code called from item_store will correct it if it's a forum, // but we're going to unconditionally correct it here so that the post will always be owned by our contact. logger('consume_feed: Correcting item owner.', LOGGER_DEBUG); $datarray['owner-name'] = $contact['name']; $datarray['owner-link'] = $contact['url']; $datarray['owner-avatar'] = $contact['thumb']; } // We've allowed "followers" to reach this point so we can decide if they are // posting an @-tag delivery, which followers are allowed to do for certain // page types. Now that we've parsed the post, let's check if it is legit. Otherwise ignore it. if(($contact['rel'] == CONTACT_IS_FOLLOWER) && (! tgroup_check($importer['uid'],$datarray))) continue; $r = item_store($datarray); continue; } } } } function local_delivery($importer,$data) { $a = get_app(); if($importer['readonly']) { // We aren't receiving stuff from this person. But we will quietly ignore them // rather than a blatant "go away" message. logger('local_delivery: ignoring'); return 0; //NOTREACHED } // Consume notification feed. This may differ from consuming a public feed in several ways // - might contain email or friend suggestions // - might contain remote followup to our message // - in which case we need to accept it and then notify other conversants // - we may need to send various email notifications $feed = new SimplePie(); $feed->set_raw_data($data); $feed->enable_order_by_date(false); $feed->init(); if($feed->error()) logger('local_delivery: Error parsing XML: ' . $feed->error()); // Check at the feed level for updated contact name and/or photo $name_updated = ''; $new_name = ''; $photo_timestamp = ''; $photo_url = ''; $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'owner'); if(! $rawtags) $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author'); if($rawtags) { $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]; if($elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']) { $name_updated = $elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']; $new_name = $elems['name'][0]['data']; } if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) { $photo_timestamp = datetime_convert('UTC','UTC',$elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated']); $photo_url = $elems['link'][0]['attribs']['']['href']; } } if(($photo_timestamp) && (strlen($photo_url)) && ($photo_timestamp > $importer['avatar_date'])) { logger('local_delivery: Updating photo for ' . $importer['name']); require_once("Photo.php"); $photo_failure = false; $have_photo = false; $r = q("SELECT `resource_id` FROM `photo` WHERE `contact-id` = %d AND `uid` = %d LIMIT 1", intval($importer['id']), intval($importer['importer_uid']) ); if(count($r)) { $resource_id = $r[0]['resource_id']; $have_photo = true; } else { $resource_id = photo_new_resource(); } $img_str = fetch_url($photo_url,true); // guess mimetype from headers or filename $type = guess_image_type($photo_url,true); $img = new Photo($img_str, $type); if($img->is_valid()) { if($have_photo) { q("DELETE FROM `photo` WHERE `resource_id` = '%s' AND `contact-id` = %d AND `uid` = %d", dbesc($resource_id), intval($importer['id']), intval($importer['importer_uid']) ); } $img->scaleImageSquare(175); $hash = $resource_id; $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 4); $img->scaleImage(80); $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 5); $img->scaleImage(48); $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 6); $a = get_app(); q("UPDATE `contact` SET `avatar_date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1", dbesc(datetime_convert()), dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.'.$img->getExt()), dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.'.$img->getExt()), dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.'.$img->getExt()), intval($importer['importer_uid']), intval($importer['id']) ); } } if(($name_updated) && (strlen($new_name)) && ($name_updated > $importer['name_date'])) { $r = q("select * from contact where uid = %d and id = %d limit 1", intval($importer['importer_uid']), intval($importer['id']) ); $x = q("UPDATE `contact` SET `name` = '%s', `name_date` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1", dbesc(notags(trim($new_name))), dbesc(datetime_convert()), intval($importer['importer_uid']), intval($importer['id']) ); // do our best to update the name on content items if(count($r)) { q("update item set `author-name` = '%s' where `author-name` = '%s' and `author-link` = '%s' and uid = %d", dbesc(notags(trim($new_name))), dbesc($r[0]['name']), dbesc($r[0]['url']), intval($importer['importer_uid']) ); } } /* // Currently unsupported - needs a lot of work $reloc = $feed->get_feed_tags( NAMESPACE_DFRN, 'relocate' ); if(isset($reloc[0]['child'][NAMESPACE_DFRN])) { $base = $reloc[0]['child'][NAMESPACE_DFRN]; $newloc = array(); $newloc['uid'] = $importer['importer_uid']; $newloc['cid'] = $importer['id']; $newloc['name'] = notags(unxmlify($base['name'][0]['data'])); $newloc['photo'] = notags(unxmlify($base['photo'][0]['data'])); $newloc['url'] = notags(unxmlify($base['url'][0]['data'])); $newloc['request'] = notags(unxmlify($base['request'][0]['data'])); $newloc['confirm'] = notags(unxmlify($base['confirm'][0]['data'])); $newloc['notify'] = notags(unxmlify($base['notify'][0]['data'])); $newloc['poll'] = notags(unxmlify($base['poll'][0]['data'])); $newloc['site_pubkey'] = notags(unxmlify($base['site_pubkey'][0]['data'])); $newloc['pubkey'] = notags(unxmlify($base['pubkey'][0]['data'])); $newloc['prvkey'] = notags(unxmlify($base['prvkey'][0]['data'])); // TODO // merge with current record, current contents have priority // update record, set url-updated // update profile photos // schedule a scan? } */ // handle friend suggestion notification $sugg = $feed->get_feed_tags( NAMESPACE_DFRN, 'suggest' ); if(isset($sugg[0]['child'][NAMESPACE_DFRN])) { $base = $sugg[0]['child'][NAMESPACE_DFRN]; $fsugg = array(); $fsugg['uid'] = $importer['importer_uid']; $fsugg['cid'] = $importer['id']; $fsugg['name'] = notags(unxmlify($base['name'][0]['data'])); $fsugg['photo'] = notags(unxmlify($base['photo'][0]['data'])); $fsugg['url'] = notags(unxmlify($base['url'][0]['data'])); $fsugg['request'] = notags(unxmlify($base['request'][0]['data'])); $fsugg['body'] = escape_tags(unxmlify($base['note'][0]['data'])); // Does our member already have a friend matching this description? $r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `nurl` = '%s' AND `uid` = %d LIMIT 1", dbesc($fsugg['name']), dbesc(normalise_link($fsugg['url'])), intval($fsugg['uid']) ); if(count($r)) return 0; // Do we already have an fcontact record for this person? $fid = 0; $r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1", dbesc($fsugg['url']), dbesc($fsugg['name']), dbesc($fsugg['request']) ); if(count($r)) { $fid = $r[0]['id']; // OK, we do. Do we already have an introduction for this person ? $r = q("select id from intro where uid = %d and fid = %d limit 1", intval($fsugg['uid']), intval($fid) ); if(count($r)) return 0; } if(! $fid) $r = q("INSERT INTO `fcontact` ( `name`,`url`,`photo`,`request` ) VALUES ( '%s', '%s', '%s', '%s' ) ", dbesc($fsugg['name']), dbesc($fsugg['url']), dbesc($fsugg['photo']), dbesc($fsugg['request']) ); $r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1", dbesc($fsugg['url']), dbesc($fsugg['name']), dbesc($fsugg['request']) ); if(count($r)) { $fid = $r[0]['id']; } // database record did not get created. Quietly give up. else return 0; $hash = random_string(); $r = q("INSERT INTO `intro` ( `uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked` ) VALUES( %d, %d, %d, '%s', '%s', '%s', %d )", intval($fsugg['uid']), intval($fid), intval($fsugg['cid']), dbesc($fsugg['body']), dbesc($hash), dbesc(datetime_convert()), intval(0) ); notification(array( 'type' => NOTIFY_SUGGEST, 'notify_flags' => $importer['notify-flags'], 'language' => $importer['language'], 'to_name' => $importer['username'], 'to_email' => $importer['email'], 'uid' => $importer['importer_uid'], 'item' => $fsugg, 'link' => $a->get_baseurl() . '/notifications/intros', 'source_name' => $importer['name'], 'source_link' => $importer['url'], 'source_photo' => $importer['photo'], 'verb' => ACTIVITY_REQ_FRIEND, 'otype' => 'intro' )); return 0; } $ismail = false; $rawmail = $feed->get_feed_tags( NAMESPACE_DFRN, 'mail' ); if(isset($rawmail[0]['child'][NAMESPACE_DFRN])) { logger('local_delivery: private message received'); $ismail = true; $base = $rawmail[0]['child'][NAMESPACE_DFRN]; $msg = array(); $msg['uid'] = $importer['importer_uid']; $msg['from-name'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['name'][0]['data'])); $msg['from-photo'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['avatar'][0]['data'])); $msg['from-url'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['uri'][0]['data'])); $msg['contact-id'] = $importer['id']; $msg['title'] = notags(unxmlify($base['subject'][0]['data'])); $msg['body'] = escape_tags(unxmlify($base['content'][0]['data'])); $msg['seen'] = 0; $msg['replied'] = 0; $msg['uri'] = notags(unxmlify($base['id'][0]['data'])); $msg['parent_uri'] = notags(unxmlify($base['in-reply-to'][0]['data'])); $msg['created'] = datetime_convert(notags(unxmlify('UTC','UTC',$base['sentdate'][0]['data']))); dbesc_array($msg); $r = dbq("INSERT INTO `mail` (`" . implode("`, `", array_keys($msg)) . "`) VALUES ('" . implode("', '", array_values($msg)) . "')" ); // send notifications. require_once('include/enotify.php'); $notif_params = array( 'type' => NOTIFY_MAIL, 'notify_flags' => $importer['notify-flags'], 'language' => $importer['language'], 'to_name' => $importer['username'], 'to_email' => $importer['email'], 'uid' => $importer['importer_uid'], 'item' => $msg, 'source_name' => $msg['from-name'], 'source_link' => $importer['url'], 'source_photo' => $importer['thumb'], 'verb' => ACTIVITY_POST, 'otype' => 'mail' ); notification($notif_params); return 0; // NOTREACHED } $community_page = 0; $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'community'); if($rawtags) { $community_page = intval($rawtags[0]['data']); } if(intval($importer['forum']) != $community_page) { q("update contact set forum = %d where id = %d limit 1", intval($community_page), intval($importer['id']) ); $importer['forum'] = (string) $community_page; } logger('local_delivery: feed item count = ' . $feed->get_item_quantity()); // process any deleted entries $del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry'); if(is_array($del_entries) && count($del_entries)) { foreach($del_entries as $dentry) { $deleted = false; if(isset($dentry['attribs']['']['ref'])) { $uri = $dentry['attribs']['']['ref']; $deleted = true; if(isset($dentry['attribs']['']['when'])) { $when = $dentry['attribs']['']['when']; $when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s'); } else $when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s'); } if($deleted) { // check for relayed deletes to our conversation $is_reply = false; $r = q("select * from item where uri = '%s' and uid = %d limit 1", dbesc($uri), intval($importer['importer_uid']) ); if(count($r)) { $parent_uri = $r[0]['parent_uri']; if($r[0]['id'] != $r[0]['parent']) $is_reply = true; } if($is_reply) { $community = false; if($importer['page-flags'] == PAGE_COMMUNITY || $importer['page-flags'] == PAGE_PRVGROUP ) { $sql_extra = ''; $community = true; logger('local_delivery: possible community delete'); } else $sql_extra = " and contact.self = 1 and item.wall = 1 "; // was the top-level post for this reply written by somebody on this site? // Specifically, the recipient? $is_a_remote_delete = false; $r = q("select `item`.`id`, `item`.`uri`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`, `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id` WHERE `item`.`uri` = '%s' AND (`item`.`parent_uri` = '%s' or `item`.`thr_parent` = '%s') AND `item`.`uid` = %d $sql_extra LIMIT 1", dbesc($parent_uri), dbesc($parent_uri), dbesc($parent_uri), intval($importer['importer_uid']) ); if($r && count($r)) $is_a_remote_delete = true; // Does this have the characteristics of a community or private group comment? // If it's a reply to a wall post on a community/prvgroup page it's a // valid community comment. Also forum_mode makes it valid for sure. // If neither, it's not. if($is_a_remote_delete && $community) { if((! $r[0]['forum_mode']) && (! $r[0]['wall'])) { $is_a_remote_delete = false; logger('local_delivery: not a community delete'); } } if($is_a_remote_delete) { logger('local_delivery: received remote delete'); } } $r = q("SELECT `item`.*, `contact`.`self` FROM `item` left join contact on `item`.`contact-id` = `contact`.`id` WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1", dbesc($uri), intval($importer['importer_uid']), intval($importer['id']) ); if(count($r)) { $item = $r[0]; if($item['deleted']) continue; logger('local_delivery: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG); if(($item['verb'] === ACTIVITY_TAG) && ($item['obj_type'] === ACTIVITY_OBJ_TAGTERM)) { $xo = parse_xml_string($item['object'],false); $xt = parse_xml_string($item['target'],false); if($xt->type === ACTIVITY_OBJ_NOTE) { $i = q("select * from `item` where uri = '%s' and uid = %d limit 1", dbesc($xt->id), intval($importer['importer_uid']) ); if(count($i)) { // For tags, the owner cannot remove the tag on the author's copy of the post. $owner_remove = (($item['contact-id'] == $i[0]['contact-id']) ? true: false); $author_remove = (($item['origin'] && $item['self']) ? true : false); $author_copy = (($item['origin']) ? true : false); if($owner_remove && $author_copy) continue; if($author_remove || $owner_remove) { //FIXME $tags = explode(',',$i[0]['tag']); $newtags = array(); if(count($tags)) { foreach($tags as $tag) if(trim($tag) !== trim($xo->body)) $newtags[] = trim($tag); } q("update item set tag = '%s' where id = %d limit 1", dbesc(implode(',',$newtags)), intval($i[0]['id']) ); } } } } if($item['uri'] == $item['parent_uri']) { $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '', `title` = '' WHERE `parent_uri` = '%s' AND `uid` = %d", dbesc($when), dbesc(datetime_convert()), dbesc($item['uri']), intval($importer['importer_uid']) ); } else { $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '', `title` = '' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($when), dbesc(datetime_convert()), dbesc($uri), intval($importer['importer_uid']) ); // if this is a relayed delete, propagate it to other recipients if($is_a_remote_delete) proc_run('php',"include/notifier.php","drop",$item['id']); } } } } } foreach($feed->get_items() as $item) { $is_reply = false; $item_id = $item->get_id(); $rawthread = $item->get_item_tags( NAMESPACE_THREAD, 'in-reply-to'); if(isset($rawthread[0]['attribs']['']['ref'])) { $is_reply = true; $parent_uri = $rawthread[0]['attribs']['']['ref']; } if($is_reply) { $community = false; if($importer['page-flags'] == PAGE_COMMUNITY || $importer['page-flags'] == PAGE_PRVGROUP ) { $sql_extra = ''; $community = true; logger('local_delivery: possible community reply'); } else $sql_extra = " and contact.self = 1 and item.wall = 1 "; // was the top-level post for this reply written by somebody on this site? // Specifically, the recipient? $is_a_remote_comment = false; // POSSIBLE CLEANUP --> Why select so many fields when only forum_mode and wall are used? $r = q("select `item`.`id`, `item`.`uri`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`, `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id` WHERE `item`.`uri` = '%s' AND (`item`.`parent_uri` = '%s' or `item`.`thr_parent` = '%s') AND `item`.`uid` = %d $sql_extra LIMIT 1", dbesc($parent_uri), dbesc($parent_uri), dbesc($parent_uri), intval($importer['importer_uid']) ); if($r && count($r)) $is_a_remote_comment = true; // Does this have the characteristics of a community or private group comment? // If it's a reply to a wall post on a community/prvgroup page it's a // valid community comment. Also forum_mode makes it valid for sure. // If neither, it's not. if($is_a_remote_comment && $community) { if((! $r[0]['forum_mode']) && (! $r[0]['wall'])) { $is_a_remote_comment = false; logger('local_delivery: not a community reply'); } } if($is_a_remote_comment) { logger('local_delivery: received remote comment'); $is_like = false; // remote reply to our post. Import and then notify everybody else. $datarray = get_atom_elements($feed,$item); $r = q("SELECT `id`, `uid`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($item_id), intval($importer['importer_uid']) ); // Update content if 'updated' changes if(count($r)) { $iid = $r[0]['id']; if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) { // do not accept (ignore) an earlier edit than one we currently have. if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited']) continue; logger('received updated comment' , LOGGER_DEBUG); $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($datarray['title']), dbesc($datarray['body']), dbesc(datetime_convert('UTC','UTC',$datarray['edited'])), dbesc($item_id), intval($importer['importer_uid']) ); proc_run('php',"include/notifier.php","comment-import",$iid); } continue; } $own = q("select name,url,thumb from contact where uid = %d and self = 1 limit 1", intval($importer['importer_uid']) ); $datarray['type'] = 'remote-comment'; $datarray['wall'] = 1; $datarray['parent_uri'] = $parent_uri; $datarray['uid'] = $importer['importer_uid']; $datarray['owner-name'] = $own[0]['name']; $datarray['owner-link'] = $own[0]['url']; $datarray['owner-avatar'] = $own[0]['thumb']; $datarray['contact-id'] = $importer['id']; if(($datarray['verb'] === ACTIVITY_LIKE) || ($datarray['verb'] === ACTIVITY_DISLIKE)) { $is_like = true; $datarray['type'] = 'activity'; $datarray['gravity'] = GRAVITY_LIKE; // only one like or dislike per person $r = q("select id from item where uid = %d and `contact-id` = %d and verb = '%s' and (`thr_parent` = '%s' or `parent_uri` = '%s') and deleted = 0 limit 1", intval($datarray['uid']), intval($datarray['contact-id']), dbesc($datarray['verb']), dbesc($datarray['parent_uri']), dbesc($datarray['parent_uri']) ); if($r && count($r)) continue; } if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['obj_type'] === ACTIVITY_OBJ_TAGTERM)) { $xo = parse_xml_string($datarray['object'],false); $xt = parse_xml_string($datarray['target'],false); if(($xt->type == ACTIVITY_OBJ_NOTE) && ($xt->id)) { // fetch the parent item $tagp = q("select * from item where uri = '%s' and uid = %d limit 1", dbesc($xt->id), intval($importer['importer_uid']) ); if(! count($tagp)) continue; // extract tag, if not duplicate, and this user allows tags, add to parent item //FIXME if($xo->id && $xo->content) { $newtag = '#[url=' . $xo->id . ']'. $xo->content . '[/url]'; if(! (stristr($tagp[0]['tag'],$newtag))) { $i = q("SELECT `blocktags` FROM `user` where `uid` = %d LIMIT 1", intval($importer['importer_uid']) ); if(count($i) && ! intval($i[0]['blocktags'])) { q("UPDATE item SET tag = '%s', `edited` = '%s' WHERE id = %d LIMIT 1", dbesc($tagp[0]['tag'] . (strlen($tagp[0]['tag']) ? ',' : '') . $newtag), intval($tagp[0]['id']), dbesc(datetime_convert()) ); } } } } } $posted_id = item_store($datarray); $parent = 0; if($posted_id) { $r = q("SELECT `parent`, `parent_uri` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1", intval($posted_id), intval($importer['importer_uid']) ); if(count($r)) { $parent = $r[0]['parent']; $parent_uri = $r[0]['parent_uri']; } if(! $is_like) { $r1 = q("UPDATE `item` SET `changed` = '%s' WHERE `uid` = %d AND `parent` = %d", dbesc(datetime_convert()), intval($importer['importer_uid']), intval($r[0]['parent']) ); $r2 = q("UPDATE `item` SET `changed` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1", dbesc(datetime_convert()), intval($importer['importer_uid']), intval($posted_id) ); } if($posted_id && $parent) { proc_run('php',"include/notifier.php","comment-import","$posted_id"); if((! $is_like) && (! $importer['self'])) { require_once('include/enotify.php'); notification(array( 'type' => NOTIFY_COMMENT, 'notify_flags' => $importer['notify-flags'], 'language' => $importer['language'], 'to_name' => $importer['username'], 'to_email' => $importer['email'], 'uid' => $importer['importer_uid'], 'item' => $datarray, 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id, 'source_name' => stripslashes($datarray['author-name']), 'source_link' => $datarray['author-link'], 'source_photo' => ((link_compare($datarray['author-link'],$importer['url'])) ? $importer['thumb'] : $datarray['author-avatar']), 'verb' => ACTIVITY_POST, 'otype' => 'item', 'parent' => $parent, 'parent_uri' => $parent_uri, )); } } return 0; // NOTREACHED } } else { // regular comment that is part of this total conversation. Have we seen it? If not, import it. $item_id = $item->get_id(); $datarray = get_atom_elements($feed,$item); if($importer['rel'] == CONTACT_IS_FOLLOWER) continue; $r = q("SELECT `uid`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($item_id), intval($importer['importer_uid']) ); // Update content if 'updated' changes if(count($r)) { if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) { // do not accept (ignore) an earlier edit than one we currently have. if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited']) continue; $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($datarray['title']), dbesc($datarray['body']), dbesc(datetime_convert('UTC','UTC',$datarray['edited'])), dbesc($item_id), intval($importer['importer_uid']) ); } continue; } $datarray['parent_uri'] = $parent_uri; $datarray['uid'] = $importer['importer_uid']; $datarray['contact-id'] = $importer['id']; if(($datarray['verb'] == ACTIVITY_LIKE) || ($datarray['verb'] == ACTIVITY_DISLIKE)) { $datarray['type'] = 'activity'; $datarray['gravity'] = GRAVITY_LIKE; // only one like or dislike per person $r = q("select id from item where uid = %d and `contact-id` = %d and verb ='%s' and deleted = 0 and (`parent_uri` = '%s' OR `thr_parent` = '%s') limit 1", intval($datarray['uid']), intval($datarray['contact-id']), dbesc($datarray['verb']), dbesc($parent_uri), dbesc($parent_uri) ); if($r && count($r)) continue; } if(($datarray['verb'] === ACTIVITY_TAG) && ($datarray['obj_type'] === ACTIVITY_OBJ_TAGTERM)) { $xo = parse_xml_string($datarray['object'],false); $xt = parse_xml_string($datarray['target'],false); if($xt->type == ACTIVITY_OBJ_NOTE) { $r = q("select * from item where `uri` = '%s' AND `uid` = %d limit 1", dbesc($xt->id), intval($importer['importer_uid']) ); if(! count($r)) continue; // extract tag, if not duplicate, add to parent item if($xo->content) { if(! (stristr($r[0]['tag'],trim($xo->content)))) { q("UPDATE item SET tag = '%s' WHERE id = %d LIMIT 1", dbesc($r[0]['tag'] . (strlen($r[0]['tag']) ? ',' : '') . '#[url=' . $xo->id . ']'. $xo->content . '[/url]'), intval($r[0]['id']) ); } } } } $posted_id = item_store($datarray); // find out if our user is involved in this conversation and wants to be notified. if(!x($datarray['type']) || $datarray['type'] != 'activity') { $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent_uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0", dbesc($parent_uri), intval($importer['importer_uid']) ); if(count($myconv)) { $importer_url = $a->get_baseurl() . '/channel/' . $importer['nickname']; // first make sure this isn't our own post coming back to us from a wall-to-wall event if(! link_compare($datarray['author-link'],$importer_url)) { foreach($myconv as $conv) { // now if we find a match, it means we're in this conversation if(! link_compare($conv['author-link'],$importer_url)) continue; require_once('include/enotify.php'); $conv_parent = $conv['parent']; notification(array( 'type' => NOTIFY_COMMENT, 'notify_flags' => $importer['notify-flags'], 'language' => $importer['language'], 'to_name' => $importer['username'], 'to_email' => $importer['email'], 'uid' => $importer['importer_uid'], 'item' => $datarray, 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id, 'source_name' => stripslashes($datarray['author-name']), 'source_link' => $datarray['author-link'], 'source_photo' => ((link_compare($datarray['author-link'],$importer['url'])) ? $importer['thumb'] : $datarray['author-avatar']), 'verb' => ACTIVITY_POST, 'otype' => 'item', 'parent' => $conv_parent, 'parent_uri' => $parent_uri )); // only send one notification break; } } } } continue; } } else { // Head post of a conversation. Have we seen it? If not, import it. $item_id = $item->get_id(); $datarray = get_atom_elements($feed,$item); if((x($datarray,'obj_type')) && ($datarray['obj_type'] === ACTIVITY_OBJ_EVENT)) { $ev = bbtoevent($datarray['body']); if(x($ev,'desc') && x($ev,'start')) { $ev['cid'] = $importer['id']; $ev['uid'] = $importer['uid']; $ev['uri'] = $item_id; $ev['edited'] = $datarray['edited']; $ev['private'] = $datarray['private']; $r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($item_id), intval($importer['uid']) ); if(count($r)) $ev['id'] = $r[0]['id']; $xyz = event_store($ev); continue; } } $r = q("SELECT `uid`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($item_id), intval($importer['importer_uid']) ); // Update content if 'updated' changes if(count($r)) { if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) { // do not accept (ignore) an earlier edit than one we currently have. if(datetime_convert('UTC','UTC',$datarray['edited']) < $r[0]['edited']) continue; $r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($datarray['title']), dbesc($datarray['body']), dbesc(datetime_convert('UTC','UTC',$datarray['edited'])), dbesc($item_id), intval($importer['importer_uid']) ); } continue; } // This is my contact on another system, but it's really me. // Turn this into a wall post. if($importer['remote_self']) $datarray['wall'] = 1; $datarray['parent_uri'] = $item_id; $datarray['uid'] = $importer['importer_uid']; $datarray['contact-id'] = $importer['id']; if(! link_compare($datarray['owner-link'],$importer['url'])) { // The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery, // but otherwise there's a possible data mixup on the sender's system. // the tgroup delivery code called from item_store will correct it if it's a forum, // but we're going to unconditionally correct it here so that the post will always be owned by our contact. logger('local_delivery: Correcting item owner.', LOGGER_DEBUG); $datarray['owner-name'] = $importer['senderName']; $datarray['owner-link'] = $importer['url']; $datarray['owner-avatar'] = $importer['thumb']; } if(($importer['rel'] == CONTACT_IS_FOLLOWER) && (! tgroup_check($importer['importer_uid'],$datarray))) continue; $posted_id = item_store($datarray); if(stristr($datarray['verb'],ACTIVITY_POKE)) { $verb = urldecode(substr($datarray['verb'],strpos($datarray['verb'],'#')+1)); if(! $verb) continue; $xo = parse_xml_string($datarray['object'],false); if(($xo->type == ACTIVITY_OBJ_PERSON) && ($xo->id)) { // somebody was poked/prodded. Was it me? $links = parse_xml_string("".unxmlify($xo->link)."",false); foreach($links->link as $l) { $atts = $l->attributes(); switch($atts['rel']) { case "alternate": $Blink = $atts['href']; break; default: break; } } if($Blink && link_compare($Blink,$a->get_baseurl() . '/channel/' . $importer['nickname'])) { // send a notification require_once('include/enotify.php'); notification(array( 'type' => NOTIFY_POKE, 'notify_flags' => $importer['notify-flags'], 'language' => $importer['language'], 'to_name' => $importer['username'], 'to_email' => $importer['email'], 'uid' => $importer['importer_uid'], 'item' => $datarray, 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id, 'source_name' => stripslashes($datarray['author-name']), 'source_link' => $datarray['author-link'], 'source_photo' => ((link_compare($datarray['author-link'],$importer['url'])) ? $importer['thumb'] : $datarray['author-avatar']), 'verb' => $datarray['verb'], 'otype' => 'person', 'activity' => $verb, )); } } } continue; } } return 0; // NOTREACHED } function new_follower($importer,$contact,$datarray,$item,$sharing = false) { $url = notags(trim($datarray['author-link'])); $name = notags(trim($datarray['author-name'])); $photo = notags(trim($datarray['author-avatar'])); $rawtag = $item->get_item_tags(NAMESPACE_ACTIVITY,'actor'); if($rawtag && $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data']) $nick = $rawtag[0]['child'][NAMESPACE_POCO]['preferredUsername'][0]['data']; if(is_array($contact)) { if(($contact['network'] == NETWORK_OSTATUS && $contact['rel'] == CONTACT_IS_SHARING) || ($sharing && $contact['rel'] == CONTACT_IS_FOLLOWER)) { $r = q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d AND `uid` = %d LIMIT 1", intval(CONTACT_IS_FRIEND), intval($contact['id']), intval($importer['uid']) ); } // send email notification to owner? } else { // create contact record $r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `nurl`, `name`, `nick`, `photo`, `network`, `rel`, `blocked`, `readonly`, `pending`, `writable` ) VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 1, 1 ) ", intval($importer['uid']), dbesc(datetime_convert()), dbesc($url), dbesc(normalise_link($url)), dbesc($name), dbesc($nick), dbesc($photo), dbesc(($sharing) ? NETWORK_ZOT : NETWORK_OSTATUS), intval(($sharing) ? CONTACT_IS_SHARING : CONTACT_IS_FOLLOWER) ); $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `pending` = 1 LIMIT 1", intval($importer['uid']), dbesc($url) ); if(count($r)) $contact_record = $r[0]; // create notification $hash = random_string(); if(is_array($contact_record)) { $ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `hash`, `datetime`) VALUES ( %d, %d, 0, 0, '%s', '%s' )", intval($importer['uid']), intval($contact_record['id']), dbesc($hash), dbesc(datetime_convert()) ); } $r = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1", intval($importer['uid']) ); $a = get_app(); if(count($r)) { if(intval($r[0]['def_gid'])) { require_once('include/group.php'); group_add_member($r[0]['uid'],'',$contact_record['id'],$r[0]['def_gid']); } if(($r[0]['notify-flags'] & NOTIFY_INTRO) && ($r[0]['page-flags'] == PAGE_NORMAL)) { $email_tpl = get_intltext_template('follow_notify_eml.tpl'); $email = replace_macros($email_tpl, array( '$requestor' => ((strlen($name)) ? $name : t('[Name Withheld]')), '$url' => $url, '$myname' => $r[0]['username'], '$siteurl' => $a->get_baseurl(), '$sitename' => $a->config['sitename'] )); $res = mail($r[0]['email'], (($sharing) ? t('A new person is sharing with you at ') : t("You have a new follower at ")) . $a->config['sitename'], $email, 'From: ' . t('Administrator') . '@' . $_SERVER['SERVER_NAME'] . "\n" . 'Content-type: text/plain; charset=UTF-8' . "\n" . 'Content-transfer-encoding: 8bit' ); } } } } function lose_follower($importer,$contact,$datarray,$item) { if(($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_SHARING)) { q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d LIMIT 1", intval(CONTACT_IS_SHARING), intval($contact['id']) ); } else { // contact_remove($contact['id']); } } function lose_sharer($importer,$contact,$datarray,$item) { if(($contact['rel'] == CONTACT_IS_FRIEND) || ($contact['rel'] == CONTACT_IS_FOLLOWER)) { q("UPDATE `contact` SET `rel` = %d WHERE `id` = %d LIMIT 1", intval(CONTACT_IS_FOLLOWER), intval($contact['id']) ); } else { // contact_remove($contact['id']); } } function atom_author($tag,$name,$uri,$h,$w,$photo) { $o = ''; if(! $tag) return $o; $name = xmlify($name); $uri = xmlify($uri); $h = intval($h); $w = intval($w); $photo = xmlify($photo); $o .= "<$tag>\r\n"; $o .= "$name\r\n"; $o .= "$uri\r\n"; $o .= '' . "\r\n"; $o .= '' . "\r\n"; call_hooks('atom_author', $o); $o .= "\r\n"; return $o; } function atom_entry($item,$type,$author,$owner,$comment = false,$cid = 0) { $a = get_app(); if(! $item['parent']) return; if($item['deleted']) return '' . "\r\n"; if($item['allow_cid'] || $item['allow_gid'] || $item['deny_cid'] || $item['deny_gid']) $body = fix_private_photos($item['body'],$owner['uid'],$item,$cid); else $body = $item['body']; $o = "\r\n\r\n\r\n"; if(is_array($author)) $o .= atom_author('author',$author['name'],$author['url'],80,80,$author['thumb']); else $o .= atom_author('author',(($item['author-name']) ? $item['author-name'] : $item['name']),(($item['author-link']) ? $item['author-link'] : $item['url']),80,80,(($item['author-avatar']) ? $item['author-avatar'] : $item['thumb'])); if(strlen($item['owner-name'])) $o .= atom_author('dfrn:owner',$item['owner-name'],$item['owner-link'],80,80,$item['owner-avatar']); if(($item['parent'] != $item['id']) || ($item['parent_uri'] !== $item['uri']) || (($item['thr_parent'] !== '') && ($item['thr_parent'] !== $item['uri']))) { $parent_item = (($item['thr_parent']) ? $item['thr_parent'] : $item['parent_uri']); $o .= '' . "\r\n"; } $o .= '' . xmlify($item['uri']) . '' . "\r\n"; $o .= '' . "\r\n"; $o .= '' . xmlify(datetime_convert('UTC','UTC',$item['created'] . '+00:00',ATOM_TIME)) . '' . "\r\n"; $o .= '' . xmlify(datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME)) . '' . "\r\n"; $o .= '' . base64url_encode($body, true) . '' . "\r\n"; $o .= '' . xmlify((($type === 'html') ? bbcode($body) : $body)) . '' . "\r\n"; $o .= '' . "\r\n"; if($item['location']) { $o .= '' . xmlify($item['location']) . '' . "\r\n"; $o .= '' . xmlify($item['location']) . '' . "\r\n"; } if($item['coord']) $o .= '' . xmlify($item['coord']) . '' . "\r\n"; if(($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid'])) $o .= '' . (($item['private']) ? $item['private'] : 1) . '' . "\r\n"; if($item['app']) $o .= '' . "\r\n"; $verb = construct_verb($item); $o .= '' . xmlify($verb) . '' . "\r\n"; $actobj = construct_activity_object($item); if(strlen($actobj)) $o .= $actobj; $actarg = construct_activity_target($item); if(strlen($actarg)) $o .= $actarg; $tags = item_getfeedtags($item); if(count($tags)) { foreach($tags as $t) { $o .= '' . "\r\n"; } } $o .= item_getfeedattach($item); $mentioned = get_mentions($item,$tags); if($mentioned) $o .= $mentioned; call_hooks('atom_entry', $o); $o .= '' . "\r\n"; return $o; } function fix_private_photos($s, $uid, $item = null, $cid = 0) { $a = get_app(); logger('fix_private_photos', LOGGER_DEBUG); $site = substr($a->get_baseurl(),strpos($a->get_baseurl(),'://')); $orig_body = $s; $new_body = ''; $img_start = strpos($orig_body, '[img'); $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false); $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false); while( ($img_st_close !== false) && ($img_len !== false) ) { $img_st_close++; // make it point to AFTER the closing bracket $image = substr($orig_body, $img_start + $img_st_close, $img_len); logger('fix_private_photos: found photo ' . $image, LOGGER_DEBUG); if(stristr($image , $site . '/photo/')) { // Only embed locally hosted photos $replace = false; $i = basename($image); $x = strpos($i,'-'); if($x) { $res = substr($i,$x+1); $i = substr($i,0,$x); $r = q("SELECT * FROM `photo` WHERE `resource_id` = '%s' AND `scale` = %d AND `uid` = %d", dbesc($i), intval($res), intval($uid) ); if(count($r)) { // Check to see if we should replace this photo link with an embedded image // 1. No need to do so if the photo is public // 2. If there's a contact-id provided, see if they're in the access list // for the photo. If so, embed it. // 3. Otherwise, if we have an item, see if the item permissions match the photo // permissions, regardless of order but first check to see if they're an exact // match to save some processing overhead. if(has_permissions($r[0])) { if($cid) { $recips = enumerate_permissions($r[0]); if(in_array($cid, $recips)) { $replace = true; } } elseif($item) { if(compare_permissions($item,$r[0])) $replace = true; } } if($replace) { $data = $r[0]['data']; $type = $r[0]['type']; // If a custom width and height were specified, apply before embedding if(preg_match("/\[img\=([0-9]*)x([0-9]*)\]/is", substr($orig_body, $img_start, $img_st_close), $match)) { logger('fix_private_photos: scaling photo', LOGGER_DEBUG); $width = intval($match[1]); $height = intval($match[2]); $ph = new Photo($data, $type); if($ph->is_valid()) { $ph->scaleImage(max($width, $height)); $data = $ph->imageString(); $type = $ph->getType(); } } logger('fix_private_photos: replacing photo', LOGGER_DEBUG); $image = 'data:' . $type . ';base64,' . base64_encode($data); logger('fix_private_photos: replaced: ' . $image, LOGGER_DATA); } } } } $new_body = $new_body . substr($orig_body, 0, $img_start + $img_st_close) . $image . '[/img]'; $orig_body = substr($orig_body, $img_start + $img_st_close + $img_len + strlen('[/img]')); if($orig_body === false) $orig_body = ''; $img_start = strpos($orig_body, '[img'); $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false); $img_len = ($img_start !== false ? strpos(substr($orig_body, $img_start + $img_st_close + 1), '[/img]') : false); } $new_body = $new_body . $orig_body; return($new_body); } function has_permissions($obj) { if(($obj['allow_cid'] != '') || ($obj['allow_gid'] != '') || ($obj['deny_cid'] != '') || ($obj['deny_gid'] != '')) return true; return false; } function compare_permissions($obj1,$obj2) { // first part is easy. Check that these are exactly the same. if(($obj1['allow_cid'] == $obj2['allow_cid']) && ($obj1['allow_gid'] == $obj2['allow_gid']) && ($obj1['deny_cid'] == $obj2['deny_cid']) && ($obj1['deny_gid'] == $obj2['deny_gid'])) return true; // This is harder. Parse all the permissions and compare the resulting set. $recipients1 = enumerate_permissions($obj1); $recipients2 = enumerate_permissions($obj2); sort($recipients1); sort($recipients2); if($recipients1 == $recipients2) return true; return false; } // returns an array of contact-ids that are allowed to see this object function enumerate_permissions($obj) { require_once('include/group.php'); $allow_people = expand_acl($obj['allow_cid']); $allow_groups = expand_groups(expand_acl($obj['allow_gid'])); $deny_people = expand_acl($obj['deny_cid']); $deny_groups = expand_groups(expand_acl($obj['deny_gid'])); $recipients = array_unique(array_merge($allow_people,$allow_groups)); $deny = array_unique(array_merge($deny_people,$deny_groups)); $recipients = array_diff($recipients,$deny); return $recipients; } function item_getfeedtags($item) { $terms = get_terms_oftype($item['term'],array(TERM_HASHTAG,TERM_MENTION)); $ret = array(); if(count($terms)) { foreach($terms as $term) { if($term['type'] == TERM_HASHTAG) $ret[] = array('#',$term['url'],$term['term']); else $ret[] = array('@',$term['url'],$term['term']); } } return $ret; } function item_getfeedattach($item) { $ret = ''; $arr = explode(',',$item['attach']); if(count($arr)) { foreach($arr as $r) { $matches = false; $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"\[\/attach\]|',$r,$matches); if($cnt) { $ret .= 'get_baseurl() . '/' . $_SESSION['return_url']); } $item = $r[0]; $ok_to_delete = false; // system deletion if(! $interactive) $ok_to_delete = true; // owner deletion if(local_user() && local_user() == $item['uid']) $ok_to_delete = true; // author deletion $observer = $a->get_observer(); if($observer && $observer['xchan_hash'] && ($observer['xchan_hash'] === $item['author_xchan'])) $ok_to_delete = true; if($ok_to_delete) { $notify_id = intval($item['id']); $items = q("select * from item where parent = %d and uid = %d", intval($item['id']), intval($item['uid']) ); if($items) { foreach($items as $i) delete_item_lowlevel($i); } else delete_item_lowlevel($item); if(! $interactive) return 1; // send the notification upstream/downstream as the case may be // only send notifications to others if this is the owner's wall item. if($item['item_flags'] & ITEM_WALL) proc_run('php','include/notifier.php','drop',$notify_id); goaway($a->get_baseurl() . '/' . $_SESSION['return_url']); } else { if(! $interactive) return 0; notice( t('Permission denied.') . EOL); goaway($a->get_baseurl() . '/' . $_SESSION['return_url']); } } // This function does not check for permission and does not send notifications and does not check recursion. // It merely destroys all resources associated with an item. // Please do not use without a suitable wrapper. function delete_item_lowlevel($item) { $r = q("UPDATE item SET item_restrict = ( item_restrict | %d ), title = '', body = '', changed = '%s', edited = '%s' WHERE id = %d LIMIT 1", intval(ITEM_DELETED), dbesc(datetime_convert()), dbesc(datetime_convert()), intval($item['id']) ); $r = q("delete from term where otype = %d and oid = %d limit 1", intval(TERM_OBJ_POST), intval($item['id']) ); // If item is a link to a photo resource, nuke all the associated photos // This only applies to photos uploaded from the photos page. Photos inserted into a post do not // generate a resource_id and therefore aren't intimately linked to the item. if(strlen($item['resource_id'])) { if($item['resource_type'] === 'event') { q("delete from event where event_hash = '%s' and uid = %d limit 1", dbesc($item['resource_id']), intval($item['uid']) ); } elseif($item['resource_type'] === 'photo') { q("DELETE FROM `photo` WHERE `resource_id` = '%s' AND `uid` = %d ", dbesc($item['resource_id']), intval($item['uid']) ); } } q("delete from item_id where iid = %d and uid = %d limit 1", intval($item['id']), intval($item['uid']) ); q("delete from term where oid = %d and otype = %d", intval($item['id']), intval(TERM_OBJ_POST) ); // FIXME remove notifications for this item return true; } function first_post_date($uid,$wall = false) { $wall_sql = (($wall) ? sprintf(" and item_flags & %d ", ITEM_WALL) : "" ); $r = q("select id, created from item where item_restrict = %d and uid = %d and id = parent $wall_sql order by created asc limit 1", intval(ITEM_VISIBLE), intval($uid) ); if(count($r)) { // logger('first_post_date: ' . $r[0]['id'] . ' ' . $r[0]['created'], LOGGER_DATA); return substr(datetime_convert('',date_default_timezone_get(),$r[0]['created']),0,10); } return false; } function posted_dates($uid,$wall) { $dnow = datetime_convert('',date_default_timezone_get(),'now','Y-m-d'); $dthen = first_post_date($uid,$wall); if(! $dthen) return array(); // If it's near the end of a long month, backup to the 28th so that in // consecutive loops we'll always get a whole month difference. if(intval(substr($dnow,8)) > 28) $dnow = substr($dnow,0,8) . '28'; if(intval(substr($dthen,8)) > 28) $dnow = substr($dthen,0,8) . '28'; $ret = array(); // Starting with the current month, get the first and last days of every // month down to and including the month of the first post while(substr($dnow, 0, 7) >= substr($dthen, 0, 7)) { $dstart = substr($dnow,0,8) . '01'; $dend = substr($dnow,0,8) . get_dim(intval($dnow),intval(substr($dnow,5))); $start_month = datetime_convert('','',$dstart,'Y-m-d'); $end_month = datetime_convert('','',$dend,'Y-m-d'); $str = day_translate(datetime_convert('','',$dnow,'F Y')); $ret[] = array($str,$end_month,$start_month); $dnow = datetime_convert('','',$dnow . ' -1 month', 'Y-m-d'); } return $ret; } function posted_date_widget($url,$uid,$wall) { $o = ''; if(! feature_enabled($uid,'archives')) return $o; $ret = posted_dates($uid,$wall); if(! count($ret)) return $o; $o = replace_macros(get_markup_template('posted_date_widget.tpl'),array( '$title' => t('Archives'), '$size' => ((count($ret) > 6) ? 6 : count($ret)), '$url' => $url, '$dates' => $ret )); return $o; } function fetch_post_tags($items,$link = false) { $tag_finder = array(); if($items) { foreach($items as $item) { if(is_array($item)) { if(array_key_exists('item_id',$item)) { if(! in_array($item['item_id'],$tag_finder)) $tag_finder[] = $item['item_id']; } else { if(! in_array($item['id'],$tag_finder)) $tag_finder[] = $item['id']; } } } } $tag_finder_str = implode(', ', $tag_finder); if(strlen($tag_finder_str)) { $tags = q("select * from term where oid in ( %s ) and otype = %d", dbesc($tag_finder_str), intval(TERM_OBJ_POST) ); } for($x = 0; $x < count($items); $x ++) { if($tags) { foreach($tags as $t) { if(($link) && ($t['type'] == TERM_MENTION)) $t['url'] = chanlink_url($t['url']); if(array_key_exists('item_id',$items[$x])) { if($t['oid'] == $items[$x]['item_id']) { if(! is_array($items[$x]['term'])) $items[$x]['term'] = array(); $items[$x]['term'][] = $t; } } else { if($t['oid'] == $items[$x]['id']) { if(! is_array($items[$x]['term'])) $items[$x]['term'] = array(); $items[$x]['term'][] = $t; } } } } } return $items; } function zot_feed($uid,$observer_xchan,$mindate) { $result = array(); $mindate = datetime_convert('UTC','UTC',$mindate); if(! $mindate) $mindate = '0000-00-00 00:00:00'; if(! perm_is_allowed($uid,$observer_xchan,'view_stream')) { return $result; } // FIXME $sql_extra = item_permissions_sql($uid,$remote_contact,$groups); if($mindate != '0000-00-00 00:00:00') $sql_extra .= " and created > '$mindate' "; // FIXME // We probably should use two queries and pick up total conversations. // For now get a chunk of raw posts in ascending created order so that // hopefully the parent is imported before we see the kids. // This will fail if there are more than $limit kids and you didn't // receive the parent via direct delivery $limit = 200; $items = q("SELECT item.* from item WHERE uid = %d AND item_restrict = 0 AND (item_flags & %d) $sql_extra ORDER BY created ASC limit 0, $limit", intval($uid), intval(ITEM_WALL) ); if($items) { xchan_query($items); $items = fetch_post_tags($items); } else { $items = array(); } foreach($items as $item) $result[] = encode_item($item); return $result; }