merge branch files_ng into dev

6 files changed, 341 insertions, 70 deletions

diff --git a/include/attach.php b/include/attach.php
index c9649a4ce..69ccceaf6 100644
--- a/include/attach.php
+++ b/include/attach.php
@@ -647,12 +647,12 @@ function attach_store($channel, $observer_hash, $options = '', $arr = null) {
 			$pathname = filepath_macro($newalbum);
 		}
 		elseif(array_key_exists('folder',$arr)) {
-			$x = q("select filename from attach where hash = '%s' and uid = %d limit 1",
+			$x = q("select display_path from attach where hash = '%s' and uid = %d limit 1",
 				dbesc($arr['folder']),
 				intval($channel['channel_id'])
 			);
 			if($x)
-				$pathname = $x[0]['filename'];
+				$pathname = $x[0]['display_path'];
 		}
 		else {
 			$pathname = filepath_macro($album);
@@ -1534,7 +1534,7 @@ function attach_drop_photo($channel_id,$resource) {
 		$interactive = (($x[0]['item_hidden']) ? false : true);
 		drop_item($x[0]['id'], $interactive, $stage);
 	}
-	
+
 	$r = q("SELECT content FROM photo WHERE resource_id = '%s' AND uid = %d AND os_storage = 1",
 		dbesc($resource),
 		intval($channel_id)
@@ -1544,7 +1544,7 @@ function attach_drop_photo($channel_id,$resource) {
 			@unlink(dbunescbin($i['content']));
 		}
 	}
-	
+
 	q("DELETE FROM photo WHERE uid = %d AND resource_id = '%s'",
 		intval($channel_id),
 		dbesc($resource)
@@ -2495,7 +2495,7 @@ function copy_folder_to_cloudfiles($channel, $observer_hash, $srcpath, $cloudpat
 	return true;
 }
 /**
- * This function performs an in place directory-to-directory move of a stored attachment or photo.
+ * This function performs an in place directory-to-directory move of a stored resource.
  * The data is physically moved in the store/nickname storage location and the paths adjusted
  * in the attach structure (and if applicable the photo table). The new 'album name' is recorded
  * for photos and will show up immediately there.
@@ -2507,60 +2507,64 @@ function copy_folder_to_cloudfiles($channel, $observer_hash, $srcpath, $cloudpat
  * @param int $channel_id
  * @param int $resource_id
  * @param string $new_folder_hash
- * @return void|boolean
+ * @param (optional) string $newname
+ * @param (optional) boolean $recurse
+ * @return array Associative array with:
+ *  * \e boolean \b success
+ *  * \e string \b resource_id
  */
-function attach_move($channel_id, $resource_id, $new_folder_hash) {
+function attach_move($channel_id, $resource_id, $new_folder_hash, $newname = '', $recurse = true) {
+
+	$ret = [
+		'success' => false,
+		'resource_id' => $resource_id
+	];
 
 	$c = channelx_by_n($channel_id);
 	if(! ($c && $resource_id))
-		return false;
-
+		return $ret;
 
 	// find the resource to be moved
-
 	$r = q("select * from attach where hash = '%s' and uid = %d limit 1",
 		dbesc($resource_id),
 		intval($channel_id)
 	);
 	if(! $r) {
 		logger('resource_id not found');
-		return false;
+		return $ret;
 	}
 
 	$oldstorepath = dbunescbin($r[0]['content']);
 
-
 	// find the resource we are moving to
-
 	if($new_folder_hash) {
 		$n = q("select * from attach where hash = '%s' and uid = %d and is_dir = 1 limit 1",
 			dbesc($new_folder_hash),
 			intval($channel_id)
 		);
 		if(! $n)
-			return false;
+			return $ret;
 
+		$newdirname = $n[0]['filename'];
 		$newalbumname = $n[0]['display_path'];
 		$newstorepath = dbunescbin($n[0]['content']) . '/' . $resource_id;
 	}
 	else {
-
 		// root directory
-
+		$newdirname = EMPTY_STR;
 		$newalbumname = EMPTY_STR;
 		$newstorepath = 'store/' . $c['channel_address'] . '/' . $resource_id;
 	}
 
-	rename($oldstorepath,$newstorepath);
-
-	// duplicate detection. If 'overwrite' is specified, return false because we can't yet do that.
-
-	$filename = $r[0]['filename'];
-
-	// don't do duplicate check unless our parent folder has changed.
+	if ($recurse) {
+		rename($oldstorepath,$newstorepath);
+	}
 
-	if($r[0]['folder'] !== $new_folder_hash) {
+ 	$oldfilename = $r[0]['filename'];
+	$filename = (($newname) ? basename($newname) : $oldfilename);
 
+	// duplicate detection.
+	if($recurse) {
 		$s = q("select filename, id, hash, filesize from attach where filename = '%s' and folder = '%s' ",
 			dbesc($filename),
 			dbesc($new_folder_hash)
@@ -2568,9 +2572,10 @@ function attach_move($channel_id, $resource_id, $new_folder_hash) {
 
 		if($s) {
 			$overwrite = get_pconfig($channel_id,'system','overwrite_dup_files');
+			// If 'overwrite' is specified, return false because we can't yet do that.
 			if($overwrite) {
 				/// @fixme
-				return;
+				return $ret;
 			}
 			else {
 				if(strpos($filename,'.') !== false) {
@@ -2586,7 +2591,8 @@ function attach_move($channel_id, $resource_id, $new_folder_hash) {
 				if(preg_match('/(.*?)\([0-9]{1,}\)$/',$basename,$matches))
 					$basename = $matches[1];
 
-				$v = q("select filename from attach where ( filename = '%s' OR filename like '%s' ) and folder = '%s' ",
+				$v = q("select filename from attach where uid = %d and ( filename = '%s' OR filename like '%s' ) and folder = '%s' ",
+					intval($channel_id),
 					dbesc($basename . $ext),
 					dbesc($basename . '(%)' . $ext),
 					dbesc($new_folder_hash)
@@ -2609,12 +2615,14 @@ function attach_move($channel_id, $resource_id, $new_folder_hash) {
 					while($found);
 					$filename = $basename . '(' . $x . ')' . $ext;
 				}
-				else
+				else {
 					$filename = $basename . $ext;
+				}
 			}
 		}
 	}
 
+
 	q("update attach set content = '%s', folder = '%s', filename = '%s' where id = %d",
 		dbescbin($newstorepath),
 		dbesc($new_folder_hash),
@@ -2631,7 +2639,6 @@ function attach_move($channel_id, $resource_id, $new_folder_hash) {
 		intval($r[0]['id'])
 	);
 
-
 	if($r[0]['is_photo']) {
 		q("update photo set album = '%s', filename = '%s', os_path = '%s', display_path = '%s'
 			where resource_id = '%s' and uid = %d",
@@ -2643,11 +2650,24 @@ function attach_move($channel_id, $resource_id, $new_folder_hash) {
 			intval($channel_id)
 		);
 
-		q("update photo set content = '%s' where resource_id = '%s' and uid = %d and imgscale = 0",
+		q("update photo set content = CASE imgscale WHEN 0 THEN '%s' ELSE CONCAT('%s', '-', imgscale) END where resource_id = '%s' and uid = %d and os_storage = 1",
+			dbescbin($newstorepath),
 			dbescbin($newstorepath),
 			dbesc($resource_id),
 			intval($channel_id)
 		);
+
+		// now rename the thumbnails in os_storage - the original should have been copied before already
+		$ps = q("SELECT content, imgscale FROM photo WHERE uid = %d AND resource_id = '%s' and imgscale > 0 and os_storage = 1",
+			intval($channel_id),
+			dbesc($resource_id)
+		);
+
+		if ($recurse) {
+			foreach($ps as $p) {
+				rename($oldstorepath . '-' . $p['imgscale'], $p['content']);
+			}
+		}
 	}
 
 	if($r[0]['is_dir']) {
@@ -2658,19 +2678,223 @@ function attach_move($channel_id, $resource_id, $new_folder_hash) {
 		);
 		if($x) {
 			foreach($x as $xv) {
-				$rs = attach_move($channel_id,$xv['hash'],$r[0]['hash']);
-				if(! $rs) {
+				$rs = attach_move($channel_id, $xv['hash'], $r[0]['hash'], '', false);
+				if(! $rs['success']) {
 					$move_success = false;
 					break;
 				}
 			}
 		}
-		return $move_success;
+
+		$ret['success'] = $move_success;
+		return $ret;
 	}
 
-	return true;
+	$ret['success'] = true;
+	return $ret;
 }
 
+/**
+ * This function performs an in place directory-to-directory copy of a stored resource.
+ * The data is physically copyed in the store/nickname storage location and the paths adjusted
+ * in the attach structure (and if applicable the photo table). The new 'album name' is recorded
+ * for photos and will show up immediately there.
+ * This takes a channel_id, attach.hash of the file to copy (this is the same as a photo resource_id), and
+ * the attach.hash of the new parent folder, which must already exist. If $new_folder_hash is blank or empty,
+ * the new file is copyed to the root of the channel's storage area.
+ *
+ *
+ * @param int $channel_id
+ * @param int $resource_id
+ * @param string $new_folder_hash
+ * @param (optional) string $newname
+ * @param (optional) boolean $recurse
+ * @return array Associative array with:
+ *  * \e boolean \b success
+ *  * \e string \b resource_id of the new resource
+ */
+function attach_copy($channel_id, $resource_id, $new_folder_hash, $newname = '', $recurse = true) {
+
+	$ret = [
+		'success' => false,
+		'resource_id' => ''
+	];
+
+	$c = channelx_by_n($channel_id);
+	if(! ($c && $resource_id))
+		return $ret;
+
+	// find the resource to be copied
+	$r = q("select * from attach where hash = '%s' and uid = %d limit 1",
+		dbesc($resource_id),
+		intval($channel_id)
+	);
+	if(! $r) {
+		logger('resource_id not found');
+		return $ret;
+	}
+
+	$a = $r[0];
+	$new_resource_id = new_uuid();
+
+	$ret['resource_id'] = $new_resource_id;
+
+	$oldstorepath = dbunescbin($r[0]['content']);
+
+	// find the resource we are copying to
+	if($new_folder_hash) {
+		$n = q("select * from attach where hash = '%s' and uid = %d and is_dir = 1 limit 1",
+			dbesc($new_folder_hash),
+			intval($channel_id)
+		);
+		if(! $n) {
+			logger('new_folder_hash not found');
+			return $ret;
+		}
+
+		$newdirname = $n[0]['filename'];
+		$newalbumname = $n[0]['display_path'];
+		$newstorepath = dbunescbin($n[0]['content']) . '/' . $new_resource_id;
+	}
+	else {
+		// root directory
+		$newdirname = EMPTY_STR;
+		$newalbumname = EMPTY_STR;
+		$newstorepath = 'store/' . $c['channel_address'] . '/' . $new_resource_id;
+	}
+
+	if(is_dir($oldstorepath)) {
+		os_mkdir($newstorepath,STORAGE_DEFAULT_PERMISSIONS,true);
+	}
+	else {
+		copy($oldstorepath,$newstorepath);
+	}
+
+	$oldfilename = $r[0]['filename'];
+	$filename = (($newname) ? basename($newname) : $oldfilename);
+
+	// duplicate detection. If 'overwrite' is specified, return false because we can't yet do that.
+	if($recurse) {
+		$s = q("select filename, id, hash, filesize from attach where filename = '%s' and folder = '%s' ",
+			dbesc($filename),
+			dbesc($new_folder_hash)
+		);
+
+		if($s) {
+			$overwrite = get_pconfig($channel_id,'system','overwrite_dup_files');
+			if($overwrite) {
+				/// @fixme
+				return $ret;
+			}
+			else {
+				if(strpos($filename,'.') !== false) {
+					$basename = substr($filename,0,strrpos($filename,'.'));
+					$ext = substr($filename,strrpos($filename,'.'));
+				}
+				else {
+					$basename = $filename;
+					$ext = '';
+				}
+
+				$matches = false;
+				if(preg_match('/(.*?)\([0-9]{1,}\)$/',$basename,$matches))
+					$basename = $matches[1];
+
+				$v = q("select filename from attach where uid = %d and ( filename = '%s' OR filename like '%s' ) and folder = '%s' ",
+					intval($channel_id),
+					dbesc($basename . $ext),
+					dbesc($basename . '(%)' . $ext),
+					dbesc($new_folder_hash)
+				);
+
+				if($v) {
+					$x = 1;
+
+					do {
+						$found = false;
+						foreach($v as $vv) {
+							if($vv['filename'] === $basename . '(' . $x . ')' . $ext) {
+								$found = true;
+								break;
+							}
+						}
+						if($found)
+							$x++;
+					}
+					while($found);
+					$filename = $basename . '(' . $x . ')' . $ext;
+				}
+				else {
+					$filename = $basename . $ext;
+				}
+			}
+		}
+	}
+
+	unset($a['id']);
+	$a['hash'] = $new_resource_id;
+	$a['content'] = $newstorepath;
+	$a['folder'] = $new_folder_hash;
+	$a['filename'] = $filename;
+
+	create_table_from_array('attach', $a, ['content']);
+
+	$x = attach_syspaths($channel_id, $new_resource_id);
+
+	q("update attach set os_path = '%s', display_path = '%s' where hash = '%s'",
+		dbesc($x['os_path']),
+		dbesc($x['path']),
+		dbesc($new_resource_id)
+	);
+
+	if($a['is_photo']) {
+
+		$ps = q("SELECT * FROM photo WHERE uid = %d AND resource_id = '%s'",
+			intval($channel_id),
+			dbesc($resource_id)
+		);
+
+		foreach($ps as $p) {
+			unset($p['id']);
+			$p['resource_id'] = $new_resource_id;
+			$p['album'] = $newalbumname;
+			$p['filename'] = $filename;
+			$p['os_path'] = $x['os_path'];
+			$p['display_path'] = $x['path'];
+			if($p['os_storage']) {
+				$p['content'] = (($p['imgscale'] == 0) ? $newstorepath : $newstorepath . '-' . $p['imgscale']);
+
+				//the original should have been copied before already
+				if($p['imgscale'] > 0)
+					copy($oldstorepath, $p['content']);
+			}
+			create_table_from_array('photo', $p, ['content']);
+		}
+	}
+
+	if($r[0]['is_dir']) {
+		$copy_success = true;
+		$x = q("select hash from attach where folder = '%s' and uid = %d",
+			dbesc($r[0]['hash']),
+			intval($channel_id)
+		);
+		if($x) {
+			foreach($x as $xv) {
+				$rs = attach_copy($channel_id,$xv['hash'],$new_resource_id, '', false);
+				if(! $rs['success']) {
+					$copy_success = false;
+					break;
+				}
+			}
+		}
+
+		$ret['success'] = $copy_success;
+		return $ret;
+	}
+
+	$ret['success'] = true;
+	return $ret;
+}
 
 /**
  * Used to generate a select input box of all your folders
diff --git a/include/connections.php b/include/connections.php
index 658fb6ee6..100e595d0 100644
--- a/include/connections.php
+++ b/include/connections.php
@@ -71,7 +71,7 @@ function abook_connections($channel_id, $sql_conditions = '') {
 		intval($channel_id)
 	);
 	return(($r) ? $r : array());
-}	
+}
 
 function abook_self($channel_id) {
 	$r = q("select * from abook left join xchan on abook_xchan = xchan_hash where abook_channel = %d
@@ -79,7 +79,7 @@ function abook_self($channel_id) {
 		intval($channel_id)
 	);
 	return(($r) ? $r[0] : array());
-}	
+}
 
 
 function vcard_from_xchan($xchan, $observer = null, $mode = '') {
@@ -119,14 +119,15 @@ function vcard_from_xchan($xchan, $observer = null, $mode = '') {
 	if(array_key_exists('channel_id',$xchan))
 		App::$profile_uid = $xchan['channel_id'];
 
-	$url = (($observer) 
-		? z_root() . '/magic?f=&owa=1&bdest=' . bin2hex($xchan['xchan_url']) . '&addr=' . $xchan['xchan_addr'] 
+	$url = (($observer)
+		? z_root() . '/magic?f=&owa=1&bdest=' . bin2hex($xchan['xchan_url']) . '&addr=' . $xchan['xchan_addr']
 		: $xchan['xchan_url']
 	);
-					
+
 	return replace_macros(get_markup_template('xchan_vcard.tpl'),array(
 		'$name'    => $xchan['xchan_name'],
-		'$photo'   => ((is_array(App::$profile) && array_key_exists('photo',App::$profile)) ? App::$profile['photo'] : $xchan['xchan_photo_l']),
+		'$addr'    => (($xchan['xchan_addr']) ? $xchan['xchan_addr'] : $xchan['xchan_url']),
+		'$photo'   => $xchan['xchan_photo_m'],
 		'$follow'  => (($xchan['xchan_addr']) ? $xchan['xchan_addr'] : $xchan['xchan_url']),
 		'$link'    => zid($xchan['xchan_url']),
 		'$connect' => $connect,
@@ -177,10 +178,10 @@ function abook_toggle_flag($abook,$flag) {
 	);
 
 
-	// if unsetting the archive bit, update the timestamps so we'll try to connect for an additional 30 days. 
+	// if unsetting the archive bit, update the timestamps so we'll try to connect for an additional 30 days.
 
 	if(($flag === ABOOK_FLAG_ARCHIVED) && (intval($abook['abook_archived']))) {
-		$r = q("update abook set abook_connected = '%s', abook_updated = '%s' 
+		$r = q("update abook set abook_connected = '%s', abook_updated = '%s'
 			where abook_id = %d and abook_channel = %d",
 			dbesc(datetime_convert()),
 			dbesc(datetime_convert()),
@@ -210,7 +211,7 @@ function mark_orphan_hubsxchans() {
 	if($dirmode == DIRECTORY_MODE_NORMAL)
 		return;
 
-	$r = q("update hubloc set hubloc_error = 1 where hubloc_error = 0 
+	$r = q("update hubloc set hubloc_error = 1 where hubloc_error = 0
 		and hubloc_network = 'zot' and hubloc_connected < %s - interval %s",
 		db_utcnow(), db_quoteinterval('36 day')
 	);
@@ -301,9 +302,9 @@ function remove_all_xchan_resources($xchan, $channel_id = 0) {
 		);
 
 		// Cannot delete just one side of the conversation since we do not allow
-		// you to block private mail replies. This would leave open a gateway for abuse. 
+		// you to block private mail replies. This would leave open a gateway for abuse.
 		// Both participants are owners of the conversation and both can remove it.
-		
+
 		$r = q("delete from mail where ( from_xchan = '%s' or to_xchan = '%s' )",
 			dbesc($xchan),
 			dbesc($xchan)
@@ -387,7 +388,7 @@ function contact_remove($channel_id, $abook_id) {
 		$already_saved = [];
 		foreach($r as $rr) {
 			$w = $x = $y = null;
-			
+
 			// optimise so we only process newly seen parent items
 			if (in_array($rr['parent'],$already_saved)) {
 				continue;
@@ -423,7 +424,7 @@ function contact_remove($channel_id, $abook_id) {
 			drop_item($rr['id'],false);
 		}
 	}
-	
+
 	q("delete from abook where abook_id = %d and abook_channel = %d",
 		intval($abook['abook_id']),
 		intval($channel_id)
@@ -501,17 +502,17 @@ function update_vcard($arr,$vcard = null) {
 
 	$fn = $arr['fn'];
 
-	
+
 	// This isn't strictly correct and could be a cause for concern.
 	// 'N' => array_reverse(explode(' ', $fn))
 
 
-	// What we really want is 
+	// What we really want is
 	// 'N' => Adams;John;Quincy;Reverend,Dr.;III
 	// which is a very difficult parsing problem especially if you allow
 	// the surname to contain spaces. The only way to be sure to get it
-	// right is to provide a form to input all the various fields and not 
-	// try to extract it from the FN. 
+	// right is to provide a form to input all the various fields and not
+	// try to extract it from the FN.
 
 	if(! $vcard) {
 		$vcard = new \Sabre\VObject\Component\VCard([
@@ -689,12 +690,12 @@ function get_vcard_array($vc,$id) {
 			if(is_array($entry['address'])) {
 				array_walk($entry['address'],'array_escape_tags');
 			}
-			else { 
+			else {
 				$entry['address'] = (string) escape_tags($entry['address']);
 			}
 
 			$adrs[] = $entry;
-				
+
 		}
 	}
 
@@ -768,7 +769,7 @@ function vcard_query(&$r) {
 		if($a) {
 			foreach($a as $av) {
 				for($x = 0; $x < count($r); $x ++) {
-					if($r[$x]['abook_xchan'] == $av['xchan']) {		
+					if($r[$x]['abook_xchan'] == $av['xchan']) {
 						$vctmp = \Sabre\VObject\Reader::read($av['v']);
 						$r[$x]['vcard'] = (($vctmp) ? get_vcard_array($vctmp,$r[$x]['abook_id']) : [] );
 					}
diff --git a/include/contact_widgets.php b/include/contact_widgets.php
index 626a825b2..3b22a3c6d 100644
--- a/include/contact_widgets.php
+++ b/include/contact_widgets.php
@@ -93,7 +93,7 @@ function categories_widget($baseurl,$selected = '') {
 			dbesc(ACTIVITY_UPDATE)
 		);
 	}
-	else 
+	else
 		$r = unserialize($content);
 
 	$terms = array();
@@ -206,6 +206,40 @@ function articlecategories_widget($baseurl,$selected = '') {
 	return '';
 }
 
+function filecategories_widget($baseurl,$selected = '') {
+
+	$perms = permissions_sql(App::$profile['profile_uid']);
+
+	$terms = array();
+	$r = q("select distinct(term.term)
+			from term join attach on term.oid = attach.id
+			where attach.uid = %d
+			and term.uid = attach.uid
+			and term.ttype = %d
+			and term.otype = %d
+			$perms
+			order by term.term asc",
+			intval(App::$profile['profile_uid']),
+			intval(TERM_CATEGORY),
+			intval(TERM_OBJ_FILE)
+	);
+
+	if($r && count($r)) {
+		foreach($r as $rr)
+			$terms[] = array('name' => $rr['term'], 'selected' => (($selected == $rr['term']) ? 'selected' : ''));
+
+		return replace_macros(get_markup_template('categories_widget.tpl'),array(
+			'$title' => t('Categories'),
+			'$desc' => '',
+			'$sel_all' => (($selected == '') ? 'selected' : ''),
+			'$all' => t('Everything'),
+			'$terms' => $terms,
+			'$base' => $baseurl,
+		));
+	}
+
+	return '';
+}
 
 
 function common_friends_visitor_widget($profile_uid,$cnt = 25) {
diff --git a/include/feedutils.php b/include/feedutils.php
index 5f5f563f8..352b8f038 100644
--- a/include/feedutils.php
+++ b/include/feedutils.php
@@ -14,9 +14,6 @@
  * @return string with an atom feed
  */
 
-use Ramsey\Uuid\Uuid;
-use Ramsey\Uuid\Exception\UnsatisfiedDependencyException;
-
 function get_public_feed($channel, $params) {
 
 	if(! $params)
@@ -435,13 +432,7 @@ function get_atom_elements($feed, $item) {
 	$res['plink'] = unxmlify($item->get_link(0));
 	$res['item_rss'] = 1;
 
-	try {
-		$uuid = Uuid::uuid5(Uuid::NAMESPACE_URL, $res['plink'])->toString();
-	} catch (UnsatisfiedDependencyException $e) {
-		$uuid = md5($res['plink']);
-	}
-
-	$res['uuid'] = $uuid;
+	$res['uuid'] = uuid_from_url($res['plink']);
 
 	$summary = unxmlify($item->get_description(true));
 
diff --git a/include/items.php b/include/items.php
index 956b259af..bcdc6c687 100755
--- a/include/items.php
+++ b/include/items.php
@@ -4072,6 +4072,11 @@ function delete_item_lowlevel($item, $stage = DROPITEM_NORMAL) {
 	if($stage == DROPITEM_PHASE1)
 		return true;
 
+	$r = q("delete from term where otype = %d and oid = %d",
+		intval(TERM_OBJ_POST),
+		intval($item['id'])
+	);
+
 	q("delete from iconfig where iid = %d",
 		intval($item['id'])
 	);
diff --git a/include/text.php b/include/text.php
index c2a45814c..3fb17b648 100644
--- a/include/text.php
+++ b/include/text.php
@@ -2983,7 +2983,7 @@ function handle_tag(&$body, &$str_tags, $profile_uid, $tag, $in_network = true)
 						$str_tags .= $newtag;
 					}
 				}
-			
+
 
 				$fn_results[] =  [
 					'replaced'   => $replaced,
@@ -3060,7 +3060,7 @@ function handle_tag(&$body, &$str_tags, $profile_uid, $tag, $in_network = true)
 			];
 		}
 	}
-	
+
 	return $fn_results;
 
 }
@@ -3098,7 +3098,7 @@ function linkify_tags(&$body, $uid, $in_network = true) {
 function getIconFromType($type) {
 	$iconMap = array(
 		//Folder
-		t('Collection') => 'fa-folder-o',
+		'Collection' => 'fa-folder-o',
 		'multipart/mixed' => 'fa-folder-o', //dirs in attach use this mime type
 		//Common file
 		'application/octet-stream' => 'fa-file-o',
@@ -3242,7 +3242,7 @@ function item_url_replace($channel,&$item,$old,$new,$oldnick = '') {
 		if($oldnick)
 			json_url_replace('/' . $oldnick . '/' ,'/' . $channel['channel_address'] . '/' ,$item['target']);
 	}
-	
+
 	$item['body'] = preg_replace("/(\[zrl=".preg_quote($old,'/')."\/(photo|photos|gallery)\/".$channel['channel_address'].".+\]\[zmg=\d+x\d+\])".preg_quote($old,'/')."\/(.+\[\/zmg\])/", '${1}'.$new.'/${3}', $item['body']);
 	$item['body'] = preg_replace("/".preg_quote($old,'/')."\/(search|\w+\/".$channel['channel_address'].")/", $new.'/${1}', $item['body']);
 
@@ -3575,7 +3575,7 @@ function cleanup_bbcode($body) {
 	$body = preg_replace_callback('/\[\$b64url(.*?)\[\/(url)\]/ism','\red_unescape_codeblock',$body);
 	$body = preg_replace_callback('/\[\$b64code(.*?)\[\/(code)\]/ism','\red_unescape_codeblock',$body);
 	$body = preg_replace_callback('/\[\$b64svg(.*?)\[\/(svg)\]/ism','\red_unescape_codeblock',$body);
-	
+
 	// fix any img tags that should be zmg
 
 	$body = preg_replace_callback('/\[img(.*?)\](.*?)\[\/img\]/ism','\red_zrlify_img_callback',$body);
@@ -3791,7 +3791,7 @@ function array_path_exists($str,$arr) {
 
 
 /**
- * @brief Generate a unique ID.
+ * @brief Generate a random v4 UUID.
  *
  * @return string
  */
@@ -3807,6 +3807,22 @@ function new_uuid() {
 }
 
 
+/**
+ * @brief Generate a name-based v5 UUID in the URL namespace
+ *
+ * @param string $url
+ * @return string
+ */
+function uuid_from_url($url) {
+
+	try {
+		$hash = Uuid::uuid5(Uuid::NAMESPACE_URL, $url)->toString();
+	} catch (UnsatisfiedDependencyException $e) {
+		$hash = md5($url);
+	}
+	return $hash;
+}
+
 function svg2bb($s) {
 
 	$s = preg_replace("/\<text (.*?)\>(.*?)\<(.*?)\<\/text\>/", '<text $1>$2&lt;$3</text>', $s);