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-rw-r--r--Zotlabs/Module/Like.php547
1 files changed, 547 insertions, 0 deletions
diff --git a/Zotlabs/Module/Like.php b/Zotlabs/Module/Like.php
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--- /dev/null
+++ b/Zotlabs/Module/Like.php
@@ -0,0 +1,547 @@
+<?php
+namespace Zotlabs\Module;
+
+require_once('include/security.php');
+require_once('include/bbcode.php');
+require_once('include/items.php');
+
+
+
+class Like extends \Zotlabs\Web\Controller {
+
+ function get() {
+
+ $o = '';
+
+ $observer = \App::get_observer();
+ $interactive = $_REQUEST['interactive'];
+ if($interactive) {
+ $o .= '<h1>' . t('Like/Dislike') . '</h1>';
+ $o .= EOL . EOL;
+
+ if(! $observer) {
+ $_SESSION['return_url'] = \App::$query_string;
+ $o .= t('This action is restricted to members.') . EOL;
+ $o .= t('Please <a href="rmagic">login with your $Projectname ID</a> or <a href="register">register as a new $Projectname member</a> to continue.') . EOL;
+ return $o;
+ }
+ }
+
+ $verb = notags(trim($_GET['verb']));
+
+ if(! $verb)
+ $verb = 'like';
+
+ switch($verb) {
+ case 'like':
+ case 'unlike':
+ $activity = ACTIVITY_LIKE;
+ break;
+ case 'dislike':
+ case 'undislike':
+ $activity = ACTIVITY_DISLIKE;
+ break;
+ case 'agree':
+ case 'unagree':
+ $activity = ACTIVITY_AGREE;
+ break;
+ case 'disagree':
+ case 'undisagree':
+ $activity = ACTIVITY_DISAGREE;
+ break;
+ case 'abstain':
+ case 'unabstain':
+ $activity = ACTIVITY_ABSTAIN;
+ break;
+ case 'attendyes':
+ case 'unattendyes':
+ $activity = ACTIVITY_ATTEND;
+ break;
+ case 'attendno':
+ case 'unattendno':
+ $activity = ACTIVITY_ATTENDNO;
+ break;
+ case 'attendmaybe':
+ case 'unattendmaybe':
+ $activity = ACTIVITY_ATTENDMAYBE;
+ break;
+ default:
+ return;
+ break;
+ }
+
+ $extended_like = false;
+ $object = $target = null;
+ $post_type = '';
+ $objtype = '';
+
+ if(argc() == 3) {
+
+ if(! $observer)
+ killme();
+
+ $extended_like = true;
+ $obj_type = argv(1);
+ $obj_id = argv(2);
+ $public = true;
+
+ if($obj_type == 'profile') {
+ $r = q("select * from profile where profile_guid = '%s' limit 1",
+ dbesc(argv(2))
+ );
+ if(! $r)
+ killme();
+ $owner_uid = $r[0]['uid'];
+ if($r[0]['is_default'])
+ $public = true;
+ if(! $public) {
+ $d = q("select abook_xchan from abook where abook_profile = '%s' and abook_channel = %d",
+ dbesc($r[0]['profile_guid']),
+ intval($owner_uid)
+ );
+ if(! $d) {
+ // forgery - illegal
+ if($interactive) {
+ notice( t('Invalid request.') . EOL);
+ return $o;
+ }
+ killme();
+ }
+ // $d now contains a list of those who can see this profile - only send the status notification
+ // to them.
+ $allow_cid = $allow_gid = $deny_cid = $deny_gid = '';
+ foreach($d as $dd) {
+ $allow_cid .= '<' . $dd['abook_xchan'] . '>';
+ }
+ }
+ $post_type = t('channel');
+ $objtype = ACTIVITY_OBJ_PROFILE;
+
+ $profile = $r[0];
+ }
+ elseif($obj_type == 'thing') {
+
+ $r = q("select * from obj where obj_type = %d and obj_obj = '%s' limit 1",
+ intval(TERM_OBJ_THING),
+ dbesc(argv(2))
+ );
+
+ if(! $r) {
+ if($interactive) {
+ notice( t('Invalid request.') . EOL);
+ return $o;
+ }
+ killme();
+ }
+
+ $owner_uid = $r[0]['obj_channel'];
+
+ $allow_cid = $r[0]['allow_cid'];
+ $allow_gid = $r[0]['allow_gid'];
+ $deny_cid = $r[0]['deny_cid'];
+ $deny_gid = $r[0]['deny_gid'];
+ if($allow_cid || $allow_gid || $deny_cid || $deny_gid)
+ $public = false;
+
+ $post_type = t('thing');
+ $objtype = ACTIVITY_OBJ_PROFILE;
+ $tgttype = ACTIVITY_OBJ_THING;
+
+ $links = array();
+ $links[] = array('rel' => 'alternate', 'type' => 'text/html',
+ 'href' => z_root() . '/thing/' . $r[0]['obj_obj']);
+ if($r[0]['imgurl'])
+ $links[] = array('rel' => 'photo', 'href' => $r[0]['obj_imgurl']);
+
+ $target = json_encode(array(
+ 'type' => $tgttype,
+ 'title' => $r[0]['obj_term'],
+ 'id' => z_root() . '/thing/' . $r[0]['obj_obj'],
+ 'link' => $links
+ ));
+
+ $plink = '[zrl=' . z_root() . '/thing/' . $r[0]['obj_obj'] . ']' . $r[0]['obj_term'] . '[/zrl]';
+
+ }
+
+ if(! ($owner_uid && $r)) {
+ if($interactive) {
+ notice( t('Invalid request.') . EOL);
+ return $o;
+ }
+ killme();
+ }
+
+ // The resultant activity is going to be a wall-to-wall post, so make sure this is allowed
+
+ $perms = get_all_perms($owner_uid,$observer['xchan_hash']);
+
+ if(! ($perms['post_like'] && $perms['view_profile'])) {
+ if($interactive) {
+ notice( t('Permission denied.') . EOL);
+ return $o;
+ }
+ killme();
+ }
+
+ $ch = q("select * from channel left join xchan on channel_hash = xchan_hash where channel_id = %d limit 1",
+ intval($owner_uid)
+ );
+ if(! $ch) {
+ if($interactive) {
+ notice( t('Channel unavailable.') . EOL);
+ return $o;
+ }
+ killme();
+ }
+
+ if(! $plink)
+ $plink = '[zrl=' . z_root() . '/profile/' . $ch[0]['channel_address'] . ']' . $post_type . '[/zrl]';
+
+ $links = array();
+ $links[] = array('rel' => 'alternate', 'type' => 'text/html',
+ 'href' => z_root() . '/profile/' . $ch[0]['channel_address']);
+ $links[] = array('rel' => 'photo', 'type' => $ch[0]['xchan_photo_mimetype'],
+ 'href' => $ch[0]['xchan_photo_l']);
+
+ $object = json_encode(array(
+ 'type' => ACTIVITY_OBJ_PROFILE,
+ 'title' => $ch[0]['channel_name'],
+ 'id' => $ch[0]['xchan_url'] . '/' . $ch[0]['xchan_hash'],
+ 'link' => $links
+ ));
+
+
+ // second like of the same thing is "undo" for the first like
+
+ $z = q("select * from likes where channel_id = %d and liker = '%s' and verb = '%s' and target_type = '%s' and target_id = '%s' limit 1",
+ intval($ch[0]['channel_id']),
+ dbesc($observer['xchan_hash']),
+ dbesc($activity),
+ dbesc(($tgttype)?$tgttype:$objtype),
+ dbesc($obj_id)
+ );
+
+ if($z) {
+ $z[0]['deleted'] = 1;
+ build_sync_packet($ch[0]['channel_id'],array('likes' => $z));
+
+ q("delete from likes where id = %d limit 1",
+ intval($z[0]['id'])
+ );
+ if($z[0]['i_mid']) {
+ $r = q("select id from item where mid = '%s' and uid = %d limit 1",
+ dbesc($z[0]['i_mid']),
+ intval($ch[0]['channel_id'])
+ );
+ if($r)
+ drop_item($r[0]['id'],false);
+ if($interactive) {
+ notice( t('Previous action reversed.') . EOL);
+ return $o;
+ }
+ }
+ killme();
+ }
+ }
+ else {
+
+ // this is used to like an item or comment
+
+ $item_id = ((argc() == 2) ? notags(trim(argv(1))) : 0);
+
+ logger('like: verb ' . $verb . ' item ' . $item_id, LOGGER_DEBUG);
+
+ // get the item. Allow linked photos (which are normally hidden) to be liked
+
+ $r = q("SELECT * FROM item WHERE id = %d
+ and item_type = 0 and item_deleted = 0 and item_unpublished = 0
+ and item_delayed = 0 and item_pending_remove = 0 and item_blocked = 0 LIMIT 1",
+ intval($item_id)
+ );
+
+ if(! $item_id || (! $r)) {
+ logger('like: no item ' . $item_id);
+ killme();
+ }
+
+
+ $item = $r[0];
+ $owner_uid = $item['uid'];
+ $owner_aid = $item['aid'];
+
+
+ $sys = get_sys_channel();
+
+
+ // if this is a "discover" item, (item['uid'] is the sys channel),
+ // fallback to the item comment policy, which should've been
+ // respected when generating the conversation thread.
+ // Even if the activity is rejected by the item owner, it should still get attached
+ // to the local discover conversation on this site.
+
+ if(($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();
+
+
+ $verbs = " '".dbesc($activity)."' ";
+
+ $multi_undo = false;
+
+ // event participation and consensus items are essentially radio toggles. If you make a subsequent choice,
+ // we need to eradicate your first choice.
+
+ if($activity === ACTIVITY_ATTEND || $activity === ACTIVITY_ATTENDNO || $activity === ACTIVITY_ATTENDMAYBE) {
+ $verbs = " '" . dbesc(ACTIVITY_ATTEND) . "','" . dbesc(ACTIVITY_ATTENDNO) . "','" . dbesc(ACTIVITY_ATTENDMAYBE) . "' ";
+ $multi_undo = 1;
+ }
+ if($activity === ACTIVITY_AGREE || $activity === ACTIVITY_DISAGREE || $activity === ACTIVITY_ABSTAIN) {
+ $verbs = " '" . dbesc(ACTIVITY_AGREE) . "','" . dbesc(ACTIVITY_DISAGREE) . "','" . dbesc(ACTIVITY_ABSTAIN) . "' ";
+ $multi_undo = true;
+ }
+
+ $item_normal = item_normal();
+
+ $r = q("SELECT id, parent, uid, verb FROM item WHERE verb in ( $verbs ) $item_normal
+ AND author_xchan = '%s' AND thr_parent = '%s' and uid = %d ",
+ dbesc($observer['xchan_hash']),
+ dbesc($item['mid']),
+ intval($owner_uid)
+ );
+
+ if($r) {
+ // already liked it. Drop that item.
+ require_once('include/items.php');
+ foreach($r as $rr) {
+ drop_item($rr['id'],false,DROPITEM_PHASE1);
+ // set the changed timestamp on the parent so we'll see the update without a page reload
+ $z = q("update item set changed = '%s' where id = %d and uid = %d",
+ dbesc(datetime_convert()),
+ intval($rr['parent']),
+ intval($rr['uid'])
+ );
+ // Prior activity was a duplicate of the one we're submitting, just undo it;
+ // don't fall through and create another
+ if(activity_match($rr['verb'],$activity))
+ $multi_undo = false;
+
+ // drop_item was not done interactively, so we need to invoke the notifier
+ // in order to push the changes to connections
+
+ proc_run('php','include/notifier.php','drop',$rr['id']);
+
+ }
+
+ if($interactive)
+ return;
+
+ if(! $multi_undo)
+ killme();
+ }
+ }
+
+ $mid = item_message_id();
+
+ $arr = array();
+
+ if($extended_like) {
+ $arr['item_thread_top'] = 1;
+ $arr['item_origin'] = 1;
+ $arr['item_wall'] = 1;
+ }
+ else {
+ $post_type = (($item['resource_type'] === 'photo') ? t('photo') : t('status'));
+ if($item['obj_type'] === ACTIVITY_OBJ_EVENT)
+ $post_type = t('event');
+
+ $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'];
+
+ $object = 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' => $item_author['xchan_photo_m'])),
+ ),
+ ));
+
+ if(! intval($item['item_thread_top']))
+ $post_type = 'comment';
+
+ $arr['item_origin'] = 1;
+ $arr['item_notshown'] = 1;
+
+ if(intval($item['item_wall']))
+ $arr['item_wall'] = 1;
+
+ // if this was a linked photo and was hidden, unhide it.
+
+ if(intval($item['item_hidden'])) {
+ $r = q("update item set item_hidden = 0 where id = %d",
+ intval($item['id'])
+ );
+ }
+
+ }
+
+ 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($verb === 'agree')
+ $bodyverb = t('%1$s agrees with %2$s\'s %3$s');
+ if($verb === 'disagree')
+ $bodyverb = t('%1$s doesn\'t agree with %2$s\'s %3$s');
+ if($verb === 'abstain')
+ $bodyverb = t('%1$s abstains from a decision on %2$s\'s %3$s');
+ if($verb === 'attendyes')
+ $bodyverb = t('%1$s is attending %2$s\'s %3$s');
+ if($verb === 'attendno')
+ $bodyverb = t('%1$s is not attending %2$s\'s %3$s');
+ if($verb === 'attendmaybe')
+ $bodyverb = t('%1$s may attend %2$s\'s %3$s');
+
+ if(! isset($bodyverb))
+ killme();
+
+
+
+ if($extended_like) {
+ $ulink = '[zrl=' . $ch[0]['xchan_url'] . ']' . $ch[0]['xchan_name'] . '[/zrl]';
+ $alink = '[zrl=' . $observer['xchan_url'] . ']' . $observer['xchan_name'] . '[/zrl]';
+ $private = (($public) ? 0 : 1);
+ }
+ else {
+ $arr['parent'] = $item['id'];
+ $arr['thr_parent'] = $item['mid'];
+ $ulink = '[zrl=' . $item_author['xchan_url'] . ']' . $item_author['xchan_name'] . '[/zrl]';
+ $alink = '[zrl=' . $observer['xchan_url'] . ']' . $observer['xchan_name'] . '[/zrl]';
+ $plink = '[zrl=' . z_root() . '/display/' . $item['mid'] . ']' . $post_type . '[/zrl]';
+ $allow_cid = $item['allow_cid'];
+ $allow_gid = $item['allow_gid'];
+ $deny_cid = $item['deny_cid'];
+ $deny_gid = $item['deny_gid'];
+ $private = $item['private'];
+
+ }
+
+
+ $arr['mid'] = $mid;
+ $arr['aid'] = (($extended_like) ? $ch[0]['channel_account_id'] : $owner_aid);
+ $arr['uid'] = $owner_uid;
+ $arr['item_flags'] = $item_flags;
+ $arr['item_wall'] = $item_wall;
+ $arr['parent_mid'] = (($extended_like) ? $mid : $item['mid']);
+ $arr['owner_xchan'] = (($extended_like) ? $ch[0]['xchan_hash'] : $thread_owner['xchan_hash']);
+ $arr['author_xchan'] = $observer['xchan_hash'];
+
+
+ $arr['body'] = sprintf( $bodyverb, $alink, $ulink, $plink );
+ if($obj_type === 'thing' && $r[0]['imgurl']) {
+ $arr['body'] .= "\n\n[zmg=80x80]" . $r[0]['imgurl'] . '[/zmg]';
+ }
+ if($obj_type === 'profile') {
+ if($public) {
+ $arr['body'] .= "\n\n" . '[embed]' . z_root() . '/profile/' . $ch[0]['channel_address'] . '[/embed]';
+ }
+ else
+ $arr['body'] .= "\n\n[zmg=80x80]" . $profile['thumb'] . '[/zmg]';
+ }
+
+
+ $arr['verb'] = $activity;
+ $arr['obj_type'] = $objtype;
+ $arr['object'] = $object;
+
+ if($target) {
+ $arr['tgt_type'] = $tgttype;
+ $arr['target'] = $target;
+ }
+
+ $arr['allow_cid'] = $allow_cid;
+ $arr['allow_gid'] = $allow_gid;
+ $arr['deny_cid'] = $deny_cid;
+ $arr['deny_gid'] = $deny_gid;
+ $arr['item_private'] = $private;
+
+
+ $post = item_store($arr);
+ $post_id = $post['item_id'];
+
+ $arr['id'] = $post_id;
+
+ call_hooks('post_local_end', $arr);
+
+
+ if($extended_like) {
+ $r = q("insert into likes (channel_id,liker,likee,iid,i_mid,verb,target_type,target_id,target) values (%d,'%s','%s',%d,'%s','%s','%s','%s','%s')",
+ intval($ch[0]['channel_id']),
+ dbesc($observer['xchan_hash']),
+ dbesc($ch[0]['channel_hash']),
+ intval($post_id),
+ dbesc($mid),
+ dbesc($activity),
+ dbesc(($tgttype)? $tgttype : $objtype),
+ dbesc($obj_id),
+ dbesc(($target) ? $target : $object)
+ );
+ $r = q("select * from likes where liker = '%s' and likee = '%s' and i_mid = '%s' and verb = '%s' and target_type = '%s' and target_id = '%s' ",
+ dbesc($observer['xchan_hash']),
+ dbesc($ch[0]['channel_hash']),
+ dbesc($mid),
+ dbesc($activity),
+ dbesc(($tgttype)? $tgttype : $objtype),
+ dbesc($obj_id)
+ );
+ if($r)
+ build_sync_packet($ch[0]['channel_id'],array('likes' => $r));
+
+ }
+
+
+ proc_run('php',"include/notifier.php","like","$post_id");
+
+ if($interactive) {
+ notice( t('Action completed.') . EOL);
+ $o .= t('Thank you.');
+ return $o;
+ }
+
+ killme();
+ }
+
+
+
+}