Implements size checking for ctrl-v image insertions

turnermm · Nov 21, 2018 · e820290 · e820290
1 parent 1c079e9
commit e820290
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Showing 3 changed files with 18 additions and 4 deletions.
diff --git a/action/save.php b/action/save.php
@@ -17,7 +17,7 @@ function register(Doku_Event_Handler $controller) {
     }
 
     function ckgedit_save_preprocess(Doku_Event $event){
-        global $ACT;
+        global $ACT,$INPUT;
         if (!isset($_REQUEST['ckgedit']) || ! is_array($ACT) || !(isset($ACT['save']) || isset($ACT['preview']))) return;
          if (isset($_REQUEST["fontdel"]) ) {
              msg($this->getLang("fontdel"),1);           
@@ -26,7 +26,9 @@ function ckgedit_save_preprocess(Doku_Event $event){
              msg($this->getLang("formatdel"),1);           
          }         
 
-
+         $img_size = $INPUT->int('broken_image');
+         if($img_size) msg($this->getLang('broken_image') . $img_size/1000000 . 'M' ); 
+
 
         global $TEXT, $conf;
 

diff --git a/lang/en/lang.php b/lang/en/lang.php
@@ -62,3 +62,4 @@
 $lang['off'] ='off';
 $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: '; 
diff --git a/script.js b/script.js
@@ -36,12 +36,23 @@ var HTMLParser_Elements = new Array();
 	// Special Elements (can contain anything)
 	var special = makeMap("script,style");
 
-
+   //define ('BROKEN_IMAGE', DOKU_URL . 'lib/plugins/ckgedit/fckeditor/userfiles/blink.jpg?nolink&33x34');
+   var broken_image ='http://' +  location.host +  DOKU_BASE +  '/lib/plugins/ckgedit/fckeditor/userfiles/blink.jpg?nolink&33x34';
 	HTMLParser = this.HTMLParser = function( html, handler ) {
 		var index, chars, match, stack = [], last = html;      
+
+      html =  html.replace(/(<img.*?src="data:image\/\w+;base64,\s*)(.*?)(\/>)/gm,
+                  function(match, p1, p2) {                     
+                   if(p2.length > 1000000 ) {
+                        jQuery('#dw__editform').append('<input type="hidden" id="broken_image" name="broken_image" value="' + p2.length +'" />');
+                        return  '{{' + broken_image + '}}';       
+                    }                        
+                    return match;
+           });
           html = html.replace(/~~OPEN_HTML_BLOCK~~/gm , '~~START_HTML_BLOCK~~') ;
           html = html.replace(/~~END_HTML_BLOCK~~/gm , '~~CLOSE_HTML_BLOCK~~') ;
-         if(html.match(/~~START_HTML_BLOCK~~/gm) ){            //adopted [\s\S] from Goyvaerts, Reg. Exp. Cookbook (O'Reilly)
+
+          if(html.match(/~~START_HTML_BLOCK~~/gm) ){            //adopted [\s\S] from Goyvaerts, Reg. Exp. Cookbook (O'Reilly)
               if(!JSINFO['htmlok']) {
                  html = html.replace(/~~START_HTML_BLOCK~~|~~CLOSE_HTML_BLOCK~~/gm,"");
                 }