<?php require_once('include/security.php'); require_once('include/bbcode.php'); require_once('include/items.php'); function like_content(&$a) { $observer = $a->get_observer(); $verb = notags(trim($_GET['verb'])); if(! $verb) $verb = 'like'; switch($verb) { case 'like': case 'unlike': $activity = ACTIVITY_LIKE; break; case 'dislike': case 'undislike': $activity = ACTIVITY_DISLIKE; break; default: return; break; } $item_id = ((argc() > 1) ? notags(trim(argv(1))) : 0); logger('like: verb ' . $verb . ' item ' . $item_id, LOGGER_DEBUG); $r = q("SELECT * FROM item WHERE id = %d and item_restrict = 0 LIMIT 1", dbesc($item_id) ); if(! $item_id || (! $r)) { logger('like: no item ' . $item_id); killme(); } $item = $r[0]; $sys = get_sys_channel(); $owner_uid = $item['uid']; $owner_aid = $item['aid']; // if this is a "discover" item, (item['uid'] is the sys channel), // fallback to the item comment policy, which should've been // respected when generating the conversation thread. // Even if the activity is rejected by the item owner, it should still get attached // to the local discover conversation on this site. if(($owner_uid != $sys['channel_id']) && (! perm_is_allowed($owner_uid,$observer['xchan_hash'],'post_comments'))) { notice( t('Permission denied') . EOL); killme(); } $r = q("select * from xchan where xchan_hash = '%s' limit 1", dbesc($item['owner_xchan']) ); if($r) $thread_owner = $r[0]; else killme(); $r = q("select * from xchan where xchan_hash = '%s' limit 1", dbesc($item['author_xchan']) ); if($r) $item_author = $r[0]; else killme(); $r = q("SELECT * FROM item WHERE verb = '%s' AND item_restrict = 0 AND author_xchan = '%s' AND ( parent = %d OR thr_parent = '%s') LIMIT 1", dbesc($activity), dbesc($observer['xchan_hash']), intval($item_id), dbesc($item['mid']) ); if($r) { $like_item = $r[0]; // Already liked/disliked it, delete it $r = q("UPDATE item SET item_restrict = ( item_restrict ^ %d ), changed = '%s' WHERE id = %d LIMIT 1", intval(ITEM_DELETED), dbesc(datetime_convert()), intval($like_item['id']) ); proc_run('php',"include/notifier.php","like",$like_item['id']); return; } $mid = item_message_id(); $post_type = (($item['resource_type'] === 'photo') ? t('photo') : t('status')); $links = array(array('rel' => 'alternate','type' => 'text/html', 'href' => $item['plink'])); $objtype = (($item['resource_type'] === 'photo') ? ACTIVITY_OBJ_PHOTO : ACTIVITY_OBJ_NOTE ); $body = $item['body']; $obj = json_encode(array( 'type' => $objtype, 'id' => $item['mid'], 'parent' => (($item['thr_parent']) ? $item['thr_parent'] : $item['parent_mid']), 'link' => $links, 'title' => $item['title'], 'content' => $item['body'], 'created' => $item['created'], 'edited' => $item['edited'], 'author' => array( 'name' => $item_author['xchan_name'], 'address' => $item_author['xchan_addr'], 'guid' => $item_author['xchan_guid'], 'guid_sig' => $item_author['xchan_guid_sig'], 'link' => array( array('rel' => 'alternate', 'type' => 'text/html', 'href' => $item_author['xchan_url']), array('rel' => 'photo', 'type' => $item_author['xchan_photo_mimetype'], 'href' => $item_author['xchan_photo_m'])), ), )); if(! ($item['item_flags'] & ITEM_THREAD_TOP)) $post_type = 'comment'; if($verb === 'like') $bodyverb = t('%1$s likes %2$s\'s %3$s'); if($verb === 'dislike') $bodyverb = t('%1$s doesn\'t like %2$s\'s %3$s'); if(! isset($bodyverb)) return; $item_flags = ITEM_ORIGIN | ITEM_NOTSHOWN; if($item['item_flags'] & ITEM_WALL) $item_flags |= ITEM_WALL; $arr = array(); $arr['mid'] = $mid; $arr['aid'] = $owner_aid; $arr['uid'] = $owner_uid; $arr['item_flags'] = $item_flags; $arr['parent'] = $item['id']; $arr['parent_mid'] = $item['mid']; $arr['thr_parent'] = $item['mid']; $arr['owner_xchan'] = $thread_owner['xchan_hash']; $arr['author_xchan'] = $observer['xchan_hash']; $ulink = '[zrl=' . $item_author['xchan_url'] . ']' . $item_author['xchan_name'] . '[/zrl]'; $alink = '[zrl=' . $observer['xchan_url'] . ']' . $observer['xchan_name'] . '[/zrl]'; $plink = '[zrl=' . $a->get_baseurl() . '/display/' . $item['mid'] . ']' . $post_type . '[/zrl]'; $arr['body'] = sprintf( $bodyverb, $alink, $ulink, $plink ); $arr['verb'] = $activity; $arr['obj_type'] = $objtype; $arr['object'] = $obj; $arr['allow_cid'] = $item['allow_cid']; $arr['allow_gid'] = $item['allow_gid']; $arr['deny_cid'] = $item['deny_cid']; $arr['deny_gid'] = $item['deny_gid']; $post = item_store($arr); $post_id = $post['item_id']; $arr['id'] = $post_id; call_hooks('post_local_end', $arr); proc_run('php',"include/notifier.php","like","$post_id"); killme(); }