X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=mod%2Fphoto.php;h=3994620f89cfcd1e3fb1253cdfa7bb9bf1290097;hb=2abcf76ec17a9a7754c399cdde9a4449308a4b02;hp=7f13d1cbf83db67d765ccf3d6c527f2b81bd9c1c;hpb=d825db36497b1af43f0f58134702665f1ac1ab55;p=friendica.git

diff --git a/mod/photo.php b/mod/photo.php
index 7f13d1cbf8..3994620f89 100644
--- a/mod/photo.php
+++ b/mod/photo.php
@@ -1,8 +1,15 @@
 <?php
 
+require_once('include/security.php');
+
 function photo_init(&$a) {
 
 	switch($a->argc) {
+		case 4:
+			$person = $a->argv[3];
+			$customres = intval($a->argv[2]);
+			$type = $a->argv[1];
+			break;
 		case 3:
 			$person = $a->argv[2];
 			$type = $a->argv[1];
@@ -19,9 +26,15 @@ function photo_init(&$a) {
 	$default = 'images/default-profile.jpg';
 
 	if(isset($type)) {
+
+		/**
+		 * Profile photos
+		 */
+
 		switch($type) {
 
 			case 'profile':
+			case 'custom':
 				$resolution = 4;
 				break;
 			case 'micro':
@@ -50,6 +63,10 @@ function photo_init(&$a) {
 	}
 	else {
 
+		/**
+		 * Other photos
+		 */
+
 		$resolution = 0;
 		$photo = str_replace('.jpg','',$photo);
 	
@@ -64,39 +81,7 @@ function photo_init(&$a) {
 		);
 		if(count($r)) {
 			
-			$owner = $r[0]['uid'];
-
-			$sql_extra = " AND `allow_cid` = '' AND `allow_gid` = '' AND `deny_cid` = '' AND `deny_gid` = '' ";
-
-			if(local_user() && ($owner == $_SESSION['uid'])) {
-
-				// Owner can always see his/her photos
-				$sql_extra = ''; 
-
-			}
-			elseif(remote_user()) {
-
-				// authenticated visitor - here lie dragons
-
-				$groups = init_groups_visitor($_SESSION['visitor_id']);
-				$gs = '<<>>'; // should be impossible to match
-				if(count($groups)) {
-					foreach($groups as $g)
-						$gs .= '|<' . intval($g) . '>';
-				} 
-
-				$sql_extra = sprintf(
-					" AND ( `allow_cid` = '' OR `allow_cid` REGEXP '<%d>' ) 
-					  AND ( `deny_cid`  = '' OR  NOT `deny_cid` REGEXP '<%d>' ) 
-					  AND ( `allow_gid` = '' OR `allow_gid` REGEXP '%s' )
-					  AND ( `deny_gid`  = '' OR NOT `deny_gid` REGEXP '%s') ",
-
-					intval($_SESSION['visitor_id']),
-					intval($_SESSION['visitor_id']),
-					dbesc($gs),
-					dbesc($gs)
-				);
-			}
+			$sql_extra = permissions_sql($r[0]['uid']);
 
 			// Now we'll see if we can access the photo
 
@@ -108,6 +93,24 @@ function photo_init(&$a) {
 			if(count($r)) {
 				$data = $r[0]['data'];
 			}
+			else {
+
+				// Does the picture exist? It may be a remote person with no credentials,
+				// but who should otherwise be able to view it. Show a default image to let 
+				// them know permissions was denied. It may be possible to view the image 
+				// through an authenticated profile visit.
+				// There won't be many completely unauthorised people seeing this because
+				// they won't have the photo link, so there's a reasonable chance that the person
+				// might be able to obtain permission to view it.
+ 
+				$r = q("SELECT * FROM `photo` WHERE `resource-id` = '%s' AND `scale` = %d LIMIT 1",
+					dbesc($photo),
+					intval($resolution)
+				);
+				if(count($r)) {
+					$data = file_get_contents('images/nosign.jpg');
+				}
+			}
 		}
 	}
 
@@ -116,8 +119,17 @@ function photo_init(&$a) {
 		// NOTREACHED
 	}
 
+	if(intval($customres) && $customres > 0 && $customres < 500) {
+		require_once('include/Photo.php');
+		$ph = new Photo($data);
+		if($ph->is_valid()) {
+			$ph->scaleImageSquare($customres);
+			$data = $ph->imageString();
+		}
+	}
+
 	header("Content-type: image/jpeg");
 	echo $data;
 	killme();
 	// NOTREACHED
-}
\ No newline at end of file
+}