Added warning if mt-daapd.conf not writable

Switch order of save cancel buttons when on a Mac
Disable save button (will write a script to enable it as 
soon as something changes on the page)
Removed art_filename from config.xml

admin-root/config.html

@@ -27,6 +27,11 @@ select {
   padding-left: 1.5em;
   margin-bottom: .5em;
 }
+#config_not_writable_warning {
+  background-color: yellow;
+  padding: 1em;
+  border: 1px solid #8CACBB;
+}
 </style>
 <h1>Configuration</h1>
 
@@ -37,8 +42,8 @@ make changes to these settings, they will not be reflected in the
 running server. The server must be restarted for these values to
 take effect.-->
 This is work in progress. no changes saved, some fields not updated, some not even in mt-daapd.conf</p>
-<button id="button_save">Save</button><button id="button_cancel">Cancel</button>
+<div id="config_not_writable_warning" style="display: none;">Your config file is not writable, you can not change anything using this webpage</div>
 <form id="theform" method="get" action="#">
 </form>
-
+<div id="buttons"></div>
 @include ftr.html@

admin-root/config.js

@@ -1,14 +1,39 @@
 Event.observe(window,'load',init);
-
+//###TODO
+//Check if writable
+//Disable/enable save/cancel
+//swap buttons if navigator.platform == mac
+/*   platform = window.navigator.platform.toLowerCase();
+    if (platform.indexOf('win') != -1)
+      navigator.OS = 'win';
+    else if (platform.indexOf('mac') != -1)
+      navigator.OS = 'mac';
+    else if (platform.indexOf('unix') != -1 || platform.indexOf('linux') != -1 || platform.indexOf('sun') != -1)
+      navigator.OS = 'nix';*/
+//Inform user if server restart needed
+//config.xml: Add browse file/dir button, add multiple, add textbox size?
+//
+      
 // Config isn't defined until after the Event.observe above
 // I could have put it below Config = ... but I want all window.load events
 // at the start of the file
+
 function init() {
   Config.init();
   Event.observe($('button_save'),'click',saveForm);
 }
 var ConfigXML = {
   config: [],
+  getOptionFromElementName: function (name) {
+    var id = name.replace(/.*:/,'');    
+    return Try.these(
+      function () {ConfigXml.config['Server'][id];},
+      function () {ConfigXml.config['Music_Files'][id];},
+      function () {ConfigXml.config['Database'][id];},
+      function () {ConfigXml.config['Plugins'][id];},
+      function () {ConfigXml.config['Transcoding'][id];}
+    );
+  },
   getOption: function (section,id) {
     return this.config[section][id];
   },
@@ -59,6 +84,7 @@ var Config = {
   },
   updateStatus: function (request) {
     Config.configPath = Element.textContent(request.responseXML.getElementsByTagName('config_path')[0]);
+    Config.isWritable = Element.textContent(request.responseXML.getElementsByTagName('writable_config')[0]) == '1';
 //    $('config_path').appendChild(document.createTextNode(
       
 //    );
@@ -84,7 +110,27 @@ var Config = {
       });
       $('theform').appendChild(head);
       $('theform').appendChild(body);
-    });  
+    });
+    if (!Config.isWritable) {
+      Effect.Appear('config_not_writable_warning');
+    } else {
+      // Create save and cancel buttons
+      var save = Builder.node('button',{id: 'button_save', disabled: 'disabled'},'Save');
+      var cancel = Builder.node('button',{id: 'button_cancel'},'Cancel');
+      var spacer = document.createTextNode('\u00a0\u00a0');
+      var buttons = $('buttons');
+      if (navigator.platform.indexOf('mac') != -1) {
+        // We're on mac
+        buttons.appendChild(cancel);
+        buttons.appendChild(spacer);
+        buttons.appendChild(save);
+      } else {
+        // What about all them unix variants?
+        buttons.appendChild(save);
+        buttons.appendChild(spacer);
+        buttons.appendChild(cancel);
+      }
+    }
   },
   _getConfigOptionValue: function(id,multiple) {
     if (multiple) {
@@ -257,9 +303,9 @@ function saved(req) {
 function saveForm() {
   var getString = [];
   $A($('theform').getElementsByTagName('input')).each(function (input,i) {
-    if ((i > 10) && (i < 17)) {
+    if (input.value != '') {
-      getString.push(Form.Element.serialize(input.id));  
+      getString.push(Form.Element.serialize(input.id));
-    }
+    }  
   });
   getString = getString.join('&');
   new Ajax.Request('/xml-rpc?method=updateconfig&'+getString,{method: 'get',

admin-root/config.xml

@@ -112,11 +112,6 @@
             <type>long_text_multiple</type>
             <add_item_text>Add compilation directory</add_item_text>
         </item>
-        <item id="art_filename" config_section="general">
-            <name>Art Filename</name>
-            <short_description></short_description>
-            <type>long_text</type>
-        </item>
     </section>
 
     <section name="Database">

admin-root/hdr.html

@@ -5,8 +5,7 @@
   <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
   <link rel="stylesheet" type="text/css" href="mt-daapd.css" />
   @ispage config.html:<script type="text/javascript" src="lib-js/prototype.js"></script>:@
-  @ispage config.html:<script type="text/javascript" src="lib-js/script.aculo.us/effects.js"></script>:@
+  @ispage config.html:<script type="text/javascript" src="lib-js/script.aculo.us/scriptaculous.js"></script>:@
-  @ispage config.html:<script type="text/javascript" src="lib-js/script.aculo.us/builder.js"></script>:@
   @ispage config.html:<script type="text/javascript" src="config.js"></script>:@  
   @ispage status.html:<script type="text/javascript" src="lib-js/prototype.js"></script>:@
   @ispage status.html:<script type="text/javascript" src="lib-js/script.aculo.us/effects.js"></script>:@