1 files changed, 298 insertions, 149 deletions

diff --git a/mod/like.php b/mod/like.php
index 30d64d4ca..ececb31c7 100755
--- a/mod/like.php
+++ b/mod/like.php
@@ -10,14 +10,11 @@ function like_content(&$a) {
 
 	$observer = $a->get_observer();
 
-
-
 	$verb = notags(trim($_GET['verb']));
 
 	if(! $verb)
 		$verb = 'like';
 
-
 	switch($verb) {
 		case 'like':
 		case 'unlike':
@@ -32,149 +29,263 @@ function like_content(&$a) {
 			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
+					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_gid .= '<' . $dd['abook_xchan'] . '>';
+				}
+			}
+			$post_type = t('channel');
+			$objtype = ACTIVITY_OBJ_PROFILE;
+
+
+		}
+		elseif($obj_type == 'thing') {
+
+			$r = q("select * from obj left join term on obj_obj = term_hash where term_hash != '' 
+				and obj_type = %d and term_hash = '%s' limit 1",
+            	intval(TERM_OBJ_THING),
+            	dbesc(argv(2))
+        	);
+
+			if(! $r)
+				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/' . $r[0]['term_hash']);
+			if($r[0]['imgurl'])	
+				$links[] = array('rel' => 'photo', 'href' => $r[0]['imgurl']);
+
+			$target = json_encode(array(
+				'type'  => $tgttype,
+				'title' => $r[0]['term'],
+				'id'    => z_root() . '/thing/' . $r[0]['term_hash'],
+				'link'  => $links
+			));
+
+			$plink = '[zrl=' . z_root() . '/thing/' . $r[0]['term_hash'] . ']' . $r[0]['term'] . '[/zrl]';
+
+		}
+		
+		if(! ($owner_uid && $r))
+			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_wall'] && $perms['view_profile']))
+			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)
+			killme();
 
-	$item_id = ((argc() > 1) ? notags(trim(argv(1))) : 0);
 
-	logger('like: verb ' . $verb . ' item ' . $item_id, LOGGER_DEBUG);
+		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($z) {
+			q("delete from likes where id = %d limit 1",
+				intval($z[0]['id'])
+			);
+			drop_item($z[0]['iid'],false);
+			killme();
+		}
+	}
+	else {
 
-	$r = q("SELECT * FROM item WHERE id = %d and item_restrict = 0 LIMIT 1",
-		dbesc($item_id)
-	);
+		$item_id = ((argc() == 2) ? notags(trim(argv(1))) : 0);
 
-	if(! $item_id || (! $r)) {
-		logger('like: no item ' . $item_id);
-		killme();
-	}
+		logger('like: verb ' . $verb . ' item ' . $item_id, LOGGER_DEBUG);
 
-	$item = $r[0];
 
-	$owner_uid = $item['uid'];
+		$r = q("SELECT * FROM item WHERE id = %d and item_restrict = 0 LIMIT 1",
+			dbesc($item_id)
+		);
 
-	if(! perm_is_allowed($owner_uid,$observer['xchan_hash'],'post_comments')) {
-		notice( t('Permission denied') . EOL);
-		killme();
-	}
+		if(! $item_id || (! $r)) {
+			logger('like: no item ' . $item_id);
+			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();
-
-
-
-// fixme
-//	if(! $item['wall']) {
-		// The top level post may have been written by somebody on another system
-
-//		$r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
-//			intval($item['contact-id']),
-//			intval($item['uid'])
-//		);
-//		if(! count($r))
-//			return;
-//		if(! $r[0]['self'])
-//			$thread_owner = $r[0];
-//	}
-
-	// this represents the post owner on this system. 
-
-//	$r = q("SELECT `contact`.*, `user`.`nickname` FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
-//		WHERE `contact`.`self` = 1 AND `contact`.`uid` = %d LIMIT 1",
-//		intval($owner_uid)
-//	);
-//	if(count($r))
-//		$owner = $r[0];
-
-//	if(! $owner) {
-//		logger('like: no owner');
-//		return;
-//	}
-
-//	if(! $thread_owner)
-//		$thread_owner = $owner;
-
-
-	// This represents the person posting
-
-//	if((local_user()) && (local_user() == $owner_uid)) {
-//		$contact = $owner;
-//	}
-//	else {
-//		$r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
-//			intval($_SESSION['visitor_id']),
-//			intval($owner_uid)
-//		);
-//		if(count($r))
-//			$contact = $r[0];
-//	}
-//	if(! $contact) {
-//		return;
-//	}
-
-
-	$r = q("SELECT * FROM item WHERE verb = '%s' AND item_restrict = 0 
-		AND owner_xchan = '%s' AND ( parent = %d OR thr_parent = '%s') LIMIT 1",
-		dbesc($activity),
-		dbesc($thread_owner['xchan_hash']),
-		intval($item_id),
-		dbesc($item['uri'])
-	);
-	if($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'])
+
+		$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();
 
-		proc_run('php',"include/notifier.php","like",$like_item['id']);
-		return;
-	}
+		$r = q("select * from xchan where xchan_hash = '%s' limit 1",
+			dbesc($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'])
+			);
 
-	$uri = item_message_id();
+			proc_run('php',"include/notifier.php","like",$like_item['id']);
+			return;
+		}
 
-	$post_type = (($item['resource_id'] === 'photo') ? $t('photo') : t('status'));
+	}
 
-	$links = array(array('rel' => 'alternate','type' => 'text/html', 
-		'href' => z_root() . '/display/' . $item['uri']));
-	$objtype = (($item['resource_id'] === 'photo') ? ACTIVITY_OBJ_PHOTO : ACTIVITY_OBJ_NOTE ); 
+	$mid = item_message_id();
 
-	$body = $item['body'];
+	if($extended_like) {
+		$item_flags = ITEM_THREAD_TOP|ITEM_ORIGIN|ITEM_WALL;
 
-	$obj = json_encode(array(
-		'type'    => $objtype,
-		'id'      => $item['uri'],
-		'link'    => $links,
-		'title'   => $item['title'],
-		'content' => $item['body'],
-		'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'])),
-			),
-	));
+	}
+	else {
+		$post_type = (($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'];
+
+		$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' => $item_author['xchan_photo_m'])),
+				),
+		));
+
+		if(! ($item['item_flags'] & ITEM_THREAD_TOP))
+			$post_type = 'comment';		
+
+		$item_flags = ITEM_ORIGIN | ITEM_NOTSHOWN;
+		if($item['item_flags'] & ITEM_WALL)
+			$item_flags |= ITEM_WALL;
+
+	}
 
 	if($verb === 'like')
 		$bodyverb = t('%1$s likes %2$s\'s %3$s');
@@ -182,46 +293,84 @@ function like_content(&$a) {
 		$bodyverb = t('%1$s doesn\'t like %2$s\'s %3$s');
 
 	if(! isset($bodyverb))
-			return; 
+			killme(); 
 
-	$item_flags = ITEM_ORIGIN;
-	if($item['item_flags'] & ITEM_WALL)
-		$item_flags |= ITEM_WALL;
 	
-
 	$arr = array();
 
-	$arr['uri']          = $uri;
+	if($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=' . $a->get_baseurl() . '/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['parent']       = $item['id'];
-	$arr['parent_uri']   = $item['uri'];
-	$arr['thr_parent']   = $item['uri'];
-	$arr['owner_xchan']  = $thread_owner['xchan_hash'];
+	$arr['parent_mid']   = (($extended_like) ? $mid : $item['mid']);
+	$arr['owner_xchan']  = (($extended_like) ? $ch[0]['xchan_hash'] : $thread_owner['xchan_hash']);
 	$arr['author_xchan'] = $observer['xchan_hash'];
 
 	
-	$ulink = '[url=' . $item_owner['xchan_url'] . ']' . $item_owner['xchan_name'] . '[/url]';
-	$alink = '[url=' . $observer['xchan_url'] . ']' . $observer['xchan_name'] . '[/url]';
-	$plink = '[url=' . $a->get_baseurl() . '/display/' . $item['uri'] . ']' . $post_type . '[/url]';
-	
-	$arr['body']          =  sprintf( $bodyverb, $ulink, $alink, $plink );
+	$arr['body']          =  sprintf( $bodyverb, $alink, $ulink, $plink );
+	if($obj_type === 'thing' && $r[0]['imgurl']) {
+		$arr['body'] .= "\n\n[zmg=80x80]" . $r[0]['imgurl'] . '[/zmg]';
+	}	
+
 
 	$arr['verb']          = $activity;
 	$arr['obj_type']      = $objtype;
-	$arr['object']        = $obj;
+	$arr['object']        = $object;
+
+	if($target) {
+		$arr['tgt_type']  = $tgttype;
+		$arr['target']    = $target;
+	}
 
-	$arr['allow_cid']     = $item['allow_cid'];
-	$arr['allow_gid']     = $item['allow_gid'];
-	$arr['deny_cid']      = $item['deny_cid'];
-	$arr['deny_gid']      = $item['deny_gid'];
+	$arr['allow_cid']     = $allow_cid;
+	$arr['allow_gid']     = $allow_gid;
+	$arr['deny_cid']      = $deny_cid;
+	$arr['deny_gid']      = $deny_gid;
+	$arr['item_private']  = $private;
 
-	$post_id = item_store($arr);	
+
+	$post = item_store($arr);	
+	$post_id = $post['item_id'];
 
 	$arr['id'] = $post_id;
 
 	call_hooks('post_local_end', $arr);
 
+
+	if($extended_like) {
+		$r = q("insert into likes (channel_id,liker,likee,iid,verb,target_type,target_id,target) values (%d,'%s','%s',%d,'%s','%s','%s','%s')",
+			intval($ch[0]['channel_id']),
+			dbesc($observer['xchan_hash']),
+			dbesc($ch[0]['channel_hash']),
+			intval($post_id),
+			dbesc($activity),
+			dbesc(($tgttype)?$tgttype:$objtype),
+			dbesc($obj_id),
+			dbesc(json_encode(($target)?$target:$object))
+		);
+	};
+
+
 	proc_run('php',"include/notifier.php","like","$post_id");
 
 	killme();