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-rw-r--r--mod/file/thumbnail.php82
1 files changed, 38 insertions, 44 deletions
diff --git a/mod/file/thumbnail.php b/mod/file/thumbnail.php
index 4da560a6c..35bf8c7f7 100644
--- a/mod/file/thumbnail.php
+++ b/mod/file/thumbnail.php
@@ -14,50 +14,44 @@ $file_guid = (int) get_input('file_guid', 0);
// Get file thumbnail size
$size = get_input('size', 'small');
-// Get file entity
-if ($file = get_entity($file_guid)) {
-
- if ($file->getSubtype() == "file") {
-
- $simpletype = $file->simpletype;
- if ($simpletype == "image") {
-
- // Get file thumbnail
- switch ($size) {
- case "small":
- $thumbfile = $file->thumbnail;
- break;
- case "medium":
- $thumbfile = $file->smallthumb;
- break;
- case "large":
- default:
- $thumbfile = $file->largethumb;
- break;
- }
-
- // Grab the file
- if ($thumbfile && !empty($thumbfile)) {
- $readfile = new ElggFile();
- $readfile->owner_guid = $file->owner_guid;
- $readfile->setFilename($thumbfile);
- $mime = $file->getMimeType();
- $contents = $readfile->grabFile();
-
- // caching images for 10 days
- header("Content-type: $mime");
- header('Expires: ' . date('r',time() + 864000));
- header("Pragma: public", true);
- header("Cache-Control: public", true);
- header("Content-Length: " . strlen($contents));
-
- echo $contents;
- exit;
-
- }
-
- }
+$file = get_entity($file_guid);
+if (!$file || $file->getSubtype() != "file") {
+ exit;
+}
+
+$simpletype = $file->simpletype;
+if ($simpletype == "image") {
+
+ // Get file thumbnail
+ switch ($size) {
+ case "small":
+ $thumbfile = $file->thumbnail;
+ break;
+ case "medium":
+ $thumbfile = $file->smallthumb;
+ break;
+ case "large":
+ default:
+ $thumbfile = $file->largethumb;
+ break;
+ }
+
+ // Grab the file
+ if ($thumbfile && !empty($thumbfile)) {
+ $readfile = new ElggFile();
+ $readfile->owner_guid = $file->owner_guid;
+ $readfile->setFilename($thumbfile);
+ $mime = $file->getMimeType();
+ $contents = $readfile->grabFile();
+
+ // caching images for 10 days
+ header("Content-type: $mime");
+ header('Expires: ' . date('r',time() + 864000));
+ header("Pragma: public", true);
+ header("Cache-Control: public", true);
+ header("Content-Length: " . strlen($contents));
+ echo $contents;
+ exit;
}
-
}