Adds localized loading.ejs file support

Author: nicolasbadia

lib/appbuilder.js

@@ -239,6 +239,18 @@ BT.AppBuilder = SC.Object.extend({
     return require('path').basename(this.get('path'));
   }.property('path'),
 
+  lprojDirNames: function () {
+    var language = this.get('language'),
+      ret = [];
+
+    BT.LANGUAGE_MAP[language].forEach(function(lang) {
+      ret.push(lang + '.lproj');
+    }, this);
+    ret.push(language + '.lproj');
+
+    return ret;
+  }.property('language').cacheable(),
+
   bootstrap: function () {
     var ret = [];
 
@@ -264,7 +276,40 @@ BT.AppBuilder = SC.Object.extend({
 
   contentForBody: "", // empty for now...
 
-  contentForLoading: '<p class="loading">Loading...</p>',
+  contentForLoading: function () {
+    // return an ejs generated template, never ever cache this
+    var ejs = require('ejs'),
+      pathlib = require('path'),
+      fslib = require('fs'),
+      lprojDirNames = this.get('lprojDirNames'),
+      locPath, templatePath;
+
+    for (var i = 0, len = lprojDirNames.get('length'); i < len; i++) {
+      var lprojDirName = lprojDirNames.objectAt(i);
+      locPath = pathlib.join(BT.projectPath, 'apps', this.get('name'), lprojDirName, "loading.ejs");
+      if (fslib.statSync(locPath).isFile()) {
+        templatePath = locPath;
+        break;
+      }
+    }
+    if (!templatePath) {
+      locPath = pathlib.join(BT.projectPath, 'apps', this.get('name'), "loading.ejs");
+      if (fslib.statSync(locPath).isFile()) templatePath = locPath;
+    }
+    if (!templatePath) templatePath = pathlib.join(BT.btPath, "templates", "loading.ejs");
+   
+    var template = fslib.readFileSync(templatePath),
+      ret;
+
+    try {
+      ret = ejs.render(template.toString());
+    }
+    catch (er) {
+      SC.Logger.log("Problem compiling the Html template: " + require('util').inspect(er));
+      SC.Logger.log("ret: " + require('util').inspect(ret));
+    }
+    return ret;
+  }.property('language').cacheable(),
 
   contentForResources: "", // empty for now
 

templates/loading.ejs

@@ -0,0 +1 @@
+<p class="loading">Loading...</p>