Automatic image resize before upload with ElFinder - refs BT#22708

Author: AngelFQC

main/inc/ajax/document.ajax.php

@@ -226,40 +226,20 @@
             exit;
         }
 
-        $resizeMax = api_get_configuration_value('wysiwyg_image_auto_resize_max');
-
-        if (is_array($resizeMax)) {
-            if ($fileUpload['size'] > ($resizeMax['mb'] * 1024 * 1024)) {
-                echo json_encode([
-                    'uploaded' => 0,
-                    'error' => [
-                        'message' => get_lang('UplFileTooBig'),
-                    ]
-                ]);
-
-                exit;
-            }
-
-            $temp = new Image($fileUpload['tmp_name']);
-            $pictureInfo = $temp->get_image_info();
-
-            $thumbSize = 0;
-
-            if ($pictureInfo['width'] > $pictureInfo['height']) {
-                if ($pictureInfo['width'] > $resizeMax['w']) {
-                    $thumbSize = $resizeMax['w'];
-                }
-            } else {
-                if ($pictureInfo['height'] > $resizeMax['h']) {
-                    $thumbSize = $resizeMax['h'];
-                }
-            }
+        try {
+            $fileUpload['size'] = DocumentManager::autoResizeImageIfNeeded(
+                $fileUpload['size'],
+                $fileUpload['tmp_name']
+            );
+        } catch (Exception $e) {
+            echo json_encode([
+                'uploaded' => 0,
+                'error' => [
+                    'message' => $e->getMessage(),
+                ]
+            ]);
 
-            if ($thumbSize) {
-                $temp->resize($thumbSize);
-                $temp->send_image($fileUpload['tmp_name']);
-                $fileUpload['size'] = filesize($fileUpload['tmp_name']);
-            }
+            exit;
         }
 
         $isAllowedToEdit = api_is_allowed_to_edit(null, true);

main/inc/lib/document.lib.php

@@ -7661,4 +7661,39 @@ private static function includeMathJaxScript($content)
 
         return $content;
     }
+
+    public static function autoResizeImageIfNeeded(int $size, string $tmpName): int
+    {
+        $resizeMax = api_get_configuration_value('wysiwyg_image_auto_resize_max');
+
+        if (is_array($resizeMax)) {
+            if ($size > ($resizeMax['mb'] * 1024 * 1024)) {
+                throw new Exception(get_lang('UplFileTooBig'));
+            }
+
+            $temp = new Image($tmpName);
+            $pictureInfo = $temp->get_image_info();
+
+            $thumbSize = 0;
+
+            if ($pictureInfo['width'] > $pictureInfo['height']) {
+                if ($pictureInfo['width'] > $resizeMax['w']) {
+                    $thumbSize = $resizeMax['w'];
+                }
+            } else {
+                if ($pictureInfo['height'] > $resizeMax['h']) {
+                    $thumbSize = $resizeMax['h'];
+                }
+            }
+
+            if ($thumbSize) {
+                $temp->resize($thumbSize);
+                $temp->send_image($tmpName);
+
+                return filesize($tmpName);
+            }
+        }
+
+        return $size;
+    }
 }

src/Chamilo/CoreBundle/Component/Editor/Driver/CourseDriver.php

@@ -283,6 +283,16 @@ public function upload($fp, $dst, $name, $tmpname, $hashes = [])
                 return false;
             }
 
+            if (str_starts_with($this->mimetype($tmpname, $name), 'image')) {
+                try {
+                    \DocumentManager::autoResizeImageIfNeeded($size, $tmpname);
+                } catch (\Exception $e) {
+                    $this->addError($e->getMessage());
+
+                    return false;
+                }
+            }
+
             $result = parent::upload($fp, $dst, $name, $tmpname);
             $name = $result['name'];
             $filtered = \URLify::filter($result['name'], 80, '', true);

src/Chamilo/CoreBundle/Component/Editor/Driver/HomeDriver.php

@@ -47,6 +47,19 @@ public function upload($fp, $dst, $name, $tmpname)
         $this->setConnectorFromPlugin();
 
         if ($this->allow()) {
+            if (str_starts_with($this->mimetype($tmpname, $name), 'image')) {
+                try {
+                    \DocumentManager::autoResizeImageIfNeeded(
+                        filesize($tmpname),
+                        $tmpname
+                    );
+                } catch (\Exception $e) {
+                    $this->addError($e->getMessage());
+
+                    return false;
+                }
+            }
+
             return parent::upload($fp, $dst, $name, $tmpname);
         }
     }

src/Chamilo/CoreBundle/Component/Editor/Driver/PersonalDriver.php

@@ -120,6 +120,19 @@ public function upload($fp, $dst, $name, $tmpname, $hashes = [])
     {
         $this->setConnectorFromPlugin();
         if ($this->allow()) {
+            if (str_starts_with($this->mimetype($tmpname, $name), 'image')) {
+                try {
+                    \DocumentManager::autoResizeImageIfNeeded(
+                        filesize($tmpname),
+                        $tmpname
+                    );
+                } catch (\Exception $e) {
+                    $this->addError($e->getMessage());
+
+                    return false;
+                }
+            }
+
             return parent::upload($fp, $dst, $name, $tmpname);
         }
     }