Add selectize disable-options plugin

* Modified to add a `disableField` option

data/interfaces/default/css/tautulli.css

@@ -217,6 +217,10 @@ select.form-control:focus,
 .selectize-dropdown .optgroup-header {
     font-weight: bold;
 }
+.selectize-dropdown [data-selectable].option-disabled {
+  color: #aaa;
+  cursor: default;
+}
 select.form-control option {
     color: #555;
     background-color: #eee;

data/interfaces/default/js/selectize.plugin.disable-options.js

@@ -0,0 +1,87 @@
+/**
+ * Plugin: "disable_options" (selectize.js)
+ * Copyright (c) 2013 Mondo Robot & contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this
+ * file except in compliance with the License. You may obtain a copy of the License at:
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under
+ * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
+ * ANY KIND, either express or implied. See the License for the specific language
+ * governing permissions and limitations under the License.
+ *
+ * @authors Jake Myers <jmyers0022@gmail.com>, Vaughn Draughon <vaughn@rocksolidwebdesign.com>
+ */
+
+ Selectize.define('disable_options', function(options) {
+  var self = this;
+
+  options = $.extend({
+	'disableField': '',
+    'disableOptions': []
+  }, options);
+
+  self.refreshOptions = (function() {
+    var original = self.refreshOptions;
+
+    return function() {
+      original.apply(this, arguments);
+
+      $.each(options.disableOptions, function(index, option) {
+        self.$dropdown_content.find('[data-' + options.disableField + '="' + String(option) + '"]').addClass('option-disabled');
+      });
+    };
+  })();
+
+  self.onOptionSelect = (function() {
+    var original = self.onOptionSelect;
+
+    return function(e) {
+      var value, $target, $option;
+
+      if (e.preventDefault) {
+        e.preventDefault();
+        e.stopPropagation();
+      }
+
+      $target = $(e.currentTarget);
+
+      if ($target.hasClass('option-disabled')) {
+        return;
+      }
+      return original.apply(this, arguments);
+    };
+  })();
+
+  self.disabledOptions = function() {
+    return options.disableOptions;
+  }
+
+  self.setDisabledOptions = function( values ) {
+    options.disableOptions = values
+  }
+
+  self.disableOptions = function( values ) {
+    if ( ! ( values instanceof Array ) ) {
+      values = [ values ]
+    }
+    values.forEach( function( val ) {
+      if ( options.disableOptions.indexOf( val ) == -1 ) {
+        options.disableOptions.push( val )
+      }
+    } );
+  }
+
+  self.enableOptions = function( values ) {
+    if ( ! ( values instanceof Array ) ) {
+      values = [ values ]
+    }
+    values.forEach( function( val ) {
+      var remove = options.disableOptions.indexOf( val );
+      if ( remove + 1 ) {
+        options.disableOptions.splice( remove, 1 );
+      }
+    } );
+  }
+});