filenames

use kebab-case for file names
remove camelCase and snake_case

website/agenda/planung/js/edit-image.js

@@ -0,0 +1,36 @@
+function updateCheckBox(selector, value){
+    $(selector).attr('value', value)
+    if (value==1){
+        $(selector).prop( "checked", true );
+    } else {
+        $(selector).prop( "checked", false );
+    }
+}
+
+function updatePublicCheckbox(elem){
+    console.log(elem.prop('checked'))
+    if (elem.prop('checked')){
+        console.log( 'set public' );
+        updateCheckBox(elem, 1);
+    }else{
+        console.log( 'unset public' );
+        updateCheckBox(elem, 0);
+    }
+}
+
+
+$(document).ready(
+    function(){
+        var publicCheckbox=$("#img_editor input[name='public']");
+
+        updatePublicCheckbox( publicCheckbox );
+        publicCheckbox.change(
+            function(){
+                updatePublicCheckbox($(this));
+            }
+        )        
+        console.log("image handler initialized");
+        pageLeaveHandler();
+    }
+);
+