implemented CKEditor paste event capture to prevent images over 1M fr…

…om being pasted into editor
turnermm · Nov 22, 2018 · f7d3162 · f7d3162
1 parent e820290
commit f7d3162
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Showing 2 changed files with 14 additions and 1 deletion.
diff --git a/helper.php b/helper.php
@@ -146,7 +146,7 @@ function registerOnLoad($js){
     }
   }
 
-
+$ckg_brokenimg = $this->getLang('broken_image');
  $default_fb = $this->getConf('default_fb');
  if($default_fb == 'none') {
      $client = "";
@@ -472,6 +472,18 @@ function FCKeditor_OnComplete( editorInstance )
   editorInstance.on("focus", function(e) {
           window.dwfckTextChanged = true;
     });
+ 
+    var broken_image ='http://' +  location.host +  DOKU_BASE +  '/lib/plugins/ckgedit/fckeditor/userfiles/blink.jpg?nolink&33x34';
+   
+   editorInstance.on("paste", function(e) {
+         var len =  e.data.dataValue.length;
+         var broken_msg = "$ckg_brokenimg " + len;      
+        if(e.data.dataValue.match(/data:image\/\w+;base64/) &&  len > 100000 ) {
+             alert(broken_msg + len);
+             e.data.dataValue = '<img src ='+ broken_image + '/>';           
+			
+        }
+    });
     
   oDokuWiki_FCKEditorInstance.dwiki_user = "$user_type";   
   oDokuWiki_FCKEditorInstance.dwiki_client = "$client";    

diff --git a/lang/en/lang.php b/lang/en/lang.php
@@ -63,3 +63,4 @@
 $lang['js']['on'] ='on';
 $lang['js']['off'] ='off';
 $lang['broken_image'] = 'Use the imagePaste plugin with the Dokuwiki Mediamanager. Raw data of Ctrl-v images cannot exceed 1M. This image is: '; 
+
Original file line number	Diff line number	Diff line change
Expand Up		@@ -63,3 +63,4 @@
		$lang['js']['on'] ='on';
		$lang['js']['off'] ='off';
		$lang['broken_image'] = 'Use the imagePaste plugin with the Dokuwiki Mediamanager. Raw data of Ctrl-v images cannot exceed 1M. This image is: ';