backend work to allow admin to delete photos. Still requires frontend work to give admin access to either the photos and/or the delete link.

Zotlabs/Module/Item.php

@@ -1084,6 +1084,8 @@ class Item extends \Zotlabs\Web\Controller {
 		if((argc() == 3) && (argv(1) === 'drop') && intval(argv(2))) {
 	
 			require_once('include/items.php');
+
+
 			$i = q("select id, uid, item_origin, author_xchan, owner_xchan, source_xchan, item_type from item where id = %d limit 1",
 				intval(argv(2))
 			);
@@ -1091,8 +1093,15 @@ class Item extends \Zotlabs\Web\Controller {
 			if($i) {
 				$can_delete = false;
 				$local_delete = false;
-				if(local_channel() && local_channel() == $i[0]['uid'])
+
+				if(local_channel() && local_channel() == $i[0]['uid']) {
 					$local_delete = true;
+				}
+	
+				$ob_hash = get_observer_hash();
+				if($ob_hash && ($ob_hash === $i[0]['author_xchan'] || $ob_hash === $i[0]['owner_xchan'] || $ob_hash === $i[0]['source_xchan'])) {
+					$can_delete = true;
+				}
 
 				// The site admin can delete any post/item on the site.
 				// If the item originated on this site+channel the deletion will propagate downstream. 
@@ -1104,10 +1113,6 @@ class Item extends \Zotlabs\Web\Controller {
 						$can_delete = true;
 				}
 
-				$ob_hash = get_observer_hash();
-				if($ob_hash && ($ob_hash === $i[0]['author_xchan'] || $ob_hash === $i[0]['owner_xchan'] || $ob_hash === $i[0]['source_xchan'])) {
-					$can_delete = true;
-				}
 
 				if(! ($can_delete || $local_delete)) {
 					notice( t('Permission denied.') . EOL);

Zotlabs/Module/Photos.php

@@ -103,13 +103,6 @@ class Photos extends \Zotlabs\Web\Controller {
 			if($_REQUEST['dropalbum'] == t('Delete Album')) {
 	
 		
-				// This is dangerous because we combined file storage and photos into one interface
-				// This function will remove all photos from any directory with the same name since
-				// we have not passed the path value.
-	
-				// The correct solution would be to use a full pathname from your storage root for 'album'
-				// We also need to prevent/block removing the storage root folder.
-	
 				$folder_hash = '';
 	 
 				$r = q("select * from attach where is_dir = 1 and uid = %d and hash = '%s'",
@@ -124,6 +117,7 @@ class Photos extends \Zotlabs\Web\Controller {
 	
 	
 				$res = array();
+				$admin_delete = false;
 
 				// get the list of photos we are about to delete
 	
@@ -133,6 +127,10 @@ class Photos extends \Zotlabs\Web\Controller {
 				elseif(local_channel()) {
 					$str = photos_album_get_db_idstr(local_channel(),$album);
 				}
+				elseif(is_site_admin()) {
+					$str = photos_album_get_db_idstr_admin($page_owner_uid,$album);
+					$admin_delete = true;
+				}
 				else {
 					$str = null;
 				}
@@ -145,7 +143,7 @@ class Photos extends \Zotlabs\Web\Controller {
 				);
 				if($r) {
 					foreach($r as $i) {
-						attach_delete($page_owner_uid, $i['resource_id'], 1 );
+						attach_delete($page_owner_uid, $i['resource_id'], true );
 					}
 				}
 	
@@ -158,13 +156,15 @@ class Photos extends \Zotlabs\Web\Controller {
 				// @FIXME do the same for the linked attach
 	
 				if($folder_hash) {
-					attach_delete($page_owner_uid,$folder_hash, 1);
+					attach_delete($page_owner_uid, $folder_hash, true );
 
+					if(! $admin_delete) {	
 						$sync = attach_export_data(\App::$data['channel'],$folder_hash, true);
 	
 						if($sync) 
 							build_sync_packet($page_owner_uid,array('file' => array($sync)));
 					}
+				}
 	
 			}
 			
@@ -181,16 +181,21 @@ class Photos extends \Zotlabs\Web\Controller {
 			$r = q("SELECT id, resource_id FROM photo WHERE ( xchan = '%s' or uid = %d ) AND resource_id = '%s' LIMIT 1",
 				dbesc($ob_hash),
 				intval(local_channel()),
-				dbesc(\App::$argv[2])
+				dbesc(argv(2))
 			);
 	
 			if($r) {
-				attach_delete($page_owner_uid, $r[0]['resource_id'], 1 );
+				attach_delete($page_owner_uid, $r[0]['resource_id'], true );
 				$sync = attach_export_data(\App::$data['channel'],$r[0]['resource_id'], true);
 	
 				if($sync) 
 					build_sync_packet($page_owner_uid,array('file' => array($sync)));
 			}
+			elseif(is_site_admin()) {
+				// If the admin deletes a photo, don't sync
+				attach_delete($page_owner_uid, argv(2), true);
+			}	
+
 
 			goaway(z_root() . '/photos/' . \App::$data['channel']['channel_address'] . '/album/' . $_SESSION['album_return']);
 		}

include/photos.php

@@ -786,17 +786,31 @@ function photos_album_get_db_idstr($channel_id, $album, $remote_xchan = '') {
 		);
 	}
 	if ($r) {
-		$arr = array();
+		return ids_to_querystr($r,'hash',true);
-		foreach ($r as $rr) {
-			$arr[] = "'" . dbesc($rr['hash']) . "'" ;
-		}
-		$str = implode(',',$arr);
-		return $str;
 	}
 
 	return false;
 }
 
+function photos_album_get_db_idstr_admin($channel_id, $album) {
+
+	if(! is_site_admin())
+		return false;
+
+	$r = q("SELECT hash from attach where uid = %d and folder = '%s' ",
+		intval($channel_id),
+		dbesc($album)
+	);
+
+	if ($r) {
+		return ids_to_querystr($r,'hash',true);
+	}
+
+	return false;
+}
+
+
+
 /**
  * @brief Creates a new photo item.
  *