Add has() method to Commands and set conditionally image editor toolbar

src/commands/main.js

@@ -2,6 +2,7 @@
  *
  * * [add](#add)
  * * [get](#get)
+ * * [has](#has)
  *
  * You can init the editor with all necessary commands via configuration
  *
@@ -201,7 +202,7 @@ define(function(require) {
        * var myCommand = commands.get('myCommand');
        * myCommand.run();
        * */
-      get: function(id){
+      get: function(id) {
         var el = commands[id];
 
         if(typeof el == 'function'){
@@ -212,6 +213,15 @@ define(function(require) {
         return el;
       },
 
+      /**
+       * Check if command exists
+       * @param	{string}	id Command's ID
+       * @return {Boolean}
+       * */
+      has: function(id) {
+        return !!commands[id];
+      },
+
       /**
        * Load default commands
        * @return {this}

src/dom_components/model/ComponentImage.js

@@ -10,20 +10,7 @@ define(['./Component'],
         void: 1,
         droppable: false,
         resizable: true,
-        traits: ['alt'],
+        traits: ['alt']
-        toolbar: [{
-          attributes: {class: 'fa fa-arrows'},
-          command: 'tlb-move',
-        },{
-          attributes: {class: 'fa fa-clone'},
-          command: 'tlb-clone',
-        },{
-          attributes: {class: 'fa fa-pencil'},
-          command: 'tlb-edit',
-        },{
-          attributes: {class: 'fa fa-trash-o'},
-          command: 'tlb-delete',
-        }],
       }),
 
       initialize: function(o, opt) {
@@ -33,6 +20,25 @@ define(['./Component'],
           this.set('src', attr.src);
       },
 
+      initToolbar: function() {
+        Component.prototype.initToolbar.apply(this, arguments);
+
+        if (this.sm && this.sm.get) {
+          var cmd = this.sm.get('Commands');
+          var cmdName = 'image-editor';
+
+          // Add Image Editor button only if the default command exists
+          if (cmd.has(cmdName)) {
+            var tb = this.get('toolbar');
+            tb.push({
+              attributes: {class: 'fa fa-pencil'},
+              command: cmdName,
+            });
+            this.set('toolbar', tb);
+          }
+        }
+      },
+
       /**
        * Returns object of attributes for HTML
        * @return {Object}