1 files changed, 105 insertions, 1 deletions
diff --git a/lib/scripts/edit.js b/lib/scripts/edit.js
index 641124c8f..43e6843b0 100644
--- a/lib/scripts/edit.js
+++ b/lib/scripts/edit.js
@@ -21,7 +21,7 @@ function createToolButton(icon,label,key,id){
     btn.title = label;
     if(key){
         btn.title += ' [ALT+'+key.toUpperCase()+']';
-        btn.accesskey = key;
+        btn.accessKey = key;
     }
 
     // set IDs if given
@@ -127,6 +127,7 @@ function showPicker(pickerid,btn){
  * @author Andreas Gohr <andi@splitbrain.org>
  */
 function initToolbar(tbid,edid,tb){
+		if(!document.getElementById) return;
     var toolbar = document.getElementById(tbid);
     var cnt = tb.length;
     for(i=0; i<cnt; i++){
@@ -306,3 +307,106 @@ function insertAtCarret(edid,value){
   if (field.createTextRange) field.caretPos = document.selection.createRange().duplicate();
 }
 
+
+/**
+ * global var used for not saved yet warning
+ */
+var textChanged = false;
+
+/**
+ * Check for changes before leaving the page
+ */
+function changeCheck(msg){
+  if(textChanged){
+    return confirm(msg);
+  }else{
+    return true;
+  }
+}
+
+/**
+ * Add changeCheck to all Links and Forms (except those with a
+ * JSnocheck class), add handlers to monitor changes
+ *
+ * Sets focus to the editbox as well
+ */
+function initChangeCheck(msg){
+		if(!document.getElementById) return;
+		// add change check for links
+		var links = document.getElementsByTagName('a');
+		for(var i=0; i < links.length; i++){
+				if(links[i].className.indexOf('JSnocheck') == -1){
+						links[i].onclick = function(){return changeCheck(msg);};
+						links[i].onkeypress = function(){return changeCheck(msg);};
+				}
+		}
+		// add change check for forms
+    var forms = document.forms;
+    for(i=0; i < forms.length; i++){
+				if(forms[i].className.indexOf('JSnocheck') == -1){
+		        forms[i].onsubmit = function(){return changeCheck(msg);};
+				}
+    }
+
+		// reset change memory var on submit
+		var btn_save        = document.getElementById('edbtn_save');
+		btn_save.onclick    = function(){ textChanged = false; };
+		btn_save.onkeypress = function(){ textChanged = false; };
+		var btn_prev        = document.getElementById('edbtn_preview');
+		btn_prev.onclick    = function(){ textChanged = false; };
+		btn_prev.onkeypress = function(){ textChanged = false; };
+
+		// add change memory setter
+		var edit_text   = document.getElementById('wikitext');
+		edit_text.onchange = function(){
+				textChanged = true; //global var
+				summaryCheck();
+		}
+		edit_text.onkeyup  = summaryCheck;
+		var summary = document.getElementById('summary');
+		summary.onchange = summaryCheck;
+		summary.onkeyup  = summaryCheck;
+
+		// set focus
+		edit_text.focus();
+}
+
+/**
+ * Checks if a summary was entered - if not the style is changed
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ */
+function summaryCheck(){
+    var sum = document.getElementById('summary');
+    if(sum.value == ''){
+      	sum.className='missing';
+    }else{
+      	sum.className='edit';
+    }
+}
+
+
+/**
+ * global variable for the locktimer
+ */
+var locktimerID;
+
+/**
+ * This starts a timer to remind the user of an expiring lock
+ * Accepts the delay in seconds and a text to display.
+ */
+function init_locktimer(delay,txt){
+  txt = escapeQuotes(txt);
+  locktimerID = self.setTimeout("locktimer('"+txt+"')", delay*1000);
+}
+
+/**
+ * This stops the timer and displays a message about the expiring lock
+ */
+function locktimer(txt){
+  clearTimeout(locktimerID);
+  alert(txt);
+}
+
+
+