planetstack/core/xoslib/static/js/xoslib/xos-backbone.js

   1 if (! window.XOSLIB_LOADED ) {
   2     window.XOSLIB_LOADED=true;
   3
   4     SLIVER_API = "/plstackapi/slivers/";
   5     SLICE_API = "/plstackapi/slices/";
   6     SLICEDEPLOYMENT_API = "/plstackapi/slice_deployments/";
   7     SLICEPRIVILEGE_API = "/plstackapi/slice_privileges/";
   8     SLICEROLE_API = "/plstackapi/slice_roles/";
   9     NODE_API = "/plstackapi/nodes/";
  10     SITE_API = "/plstackapi/sites/";
  11     USER_API = "/plstackapi/users/";
  12     USERDEPLOYMENT_API = "/plstackapi/user_deployments/";
  13     DEPLOYMENT_API = "/plstackapi/deployments/";
  14     IMAGE_API = "/plstackapi/images/";
  15     NETWORKTEMPLATE_API = "/plstackapi/networktemplates/";
  16     NETWORK_API = "/plstackapi/networks/";
  17     NETWORKSLIVER_API = "/plstackapi/networkslivers/";
  18     SERVICE_API = "/plstackapi/services/";
  19
  20     SLICEPLUS_API = "/xoslib/slicesplus/";
  21
  22     XOSModel = Backbone.Model.extend({
  23         /* from backbone-tastypie.js */
  24         //idAttribute: 'resource_uri',
  25
  26         /* from backbone-tastypie.js */
  27         url: function() {
  28                     var url = this.attributes.resource_uri;
  29
  30                     if (!url) {
  31                         url = this.urlRoot + this.id;
  32                     }
  33
  34                     if (!url) {
  35                         // XXX I'm not sure this does anything useful
  36                         url = ( _.isFunction( this.collection.url ) ? this.collection.url() : this.collection.url );
  37                         url = url || this.urlRoot;
  38                     }
  39
  40                     // remove any existing query parameters
  41                     url && ( url.indexOf("?") > -1 ) && ( url = url.split("?")[0] );
  42
  43                     url && ( url += ( url.length > 0 && url.charAt( url.length - 1 ) === '/' ) ? '' : '/' );
  44
  45                     url && ( url += "?no_hyperlinks=1" );
  46
  47                     return url;
  48             },
  49
  50             listMethods: function() {
  51                 var res = [];\r
  52                 for(var m in this) {\r
  53                     if(typeof this[m] == "function") {\r
  54                         res.push(m)\r
  55                     }\r
  56                 }\r
  57                 return res;\r
  58             }
  59     });
  60
  61     XOSCollection = Backbone.Collection.extend({
  62         objects: function() {
  63                     return this.models.map(function(element) { return element.attributes; });
  64                  },
  65
  66         initialize: function(){
  67           this.sortVar = 'name';\r
  68           this.sortOrder = 'asc';\r
  69         },\r
  70 \r
  71         relatedCollections: [],\r
  72         foreignCollections: [],\r
  73 \r
  74         simpleComparator: function( model ){\r
  75           parts=this.sortVar.split(".");\r
  76           result = model.get(parts[0]);\r
  77           for (index=1; index<parts.length; ++index) {\r
  78               result=result[parts[index]];\r
  79           }\r
  80           return result;\r
  81         },\r
  82 \r
  83         comparator: function (left, right) {\r
  84             var l = this.simpleComparator(left);\r
  85             var r = this.simpleComparator(right);\r
  86 \r
  87             if (l === void 0) return -1;\r
  88             if (r === void 0) return 1;\r
  89 \r
  90             if (this.sortOrder=="desc") {\r
  91                 return l < r ? 1 : l > r ? -1 : 0;\r
  92             } else {\r
  93                 return l < r ? -1 : l > r ? 1 : 0;\r
  94             }\r
  95         },\r
  96 \r
  97         startPolling: function() {\r
  98             if (!this._polling) {\r
  99                 var collection=this;
 100                 setInterval(function() { collection.fetch(); }, 10000);
 101                 this._polling=true;
 102                 this.fetch();
 103             }
 104         },
 105
 106         maybeFetch: function(options){
 107                 // Helper function to fetch only if this collection has not been fetched before.
 108             if(this._fetched){
 109                     // If this has already been fetched, call the success, if it exists
 110                 options.success && options.success();
 111                 console.log("alreadyFetched");
 112                 return;
 113             }
 114
 115                 // when the original success function completes mark this collection as fetched
 116             var self = this,
 117             successWrapper = function(success){
 118                 return function(){
 119                     self._fetched = true;
 120                     success && success.apply(this, arguments);
 121                 };
 122             };
 123             options.success = successWrapper(options.success);
 124             console.log("call fetch");
 125             this.fetch(options);
 126         },
 127
 128         getOrFetch: function(id, options){
 129                 // Helper function to use this collection as a cache for models on the server
 130             var model = this.get(id);
 131
 132             if(model){
 133                 options.success && options.success(model);
 134                 return;
 135             }
 136
 137             model = new this.model({
 138                 resource_uri: id
 139             });
 140
 141             model.fetch(options);
 142         },
 143
 144         filterBy: function(fieldName, value) {
 145              filtered = this.filter(function(obj) {
 146                  return obj.get(fieldName) == value;
 147                  });
 148              return new this.constructor(filtered);
 149         },
 150
 151         /* from backbone-tastypie.js */
 152         url: function( models ) {
 153                     var url = this.urlRoot || ( models && models.length && models[0].urlRoot );
 154                     url && ( url += ( url.length > 0 && url.charAt( url.length - 1 ) === '/' ) ? '' : '/' );
 155
 156                     // Build a url to retrieve a set of models. This assume the last part of each model's idAttribute
 157                     // (set to 'resource_uri') contains the model's id.
 158                     if ( models && models.length ) {
 159                             var ids = _.map( models, function( model ) {
 160                                             var parts = _.compact( model.id.split('/') );
 161                                             return parts[ parts.length - 1 ];
 162                                     });
 163                             url += 'set/' + ids.join(';') + '/';
 164                     }
 165
 166                     url && ( url += "?no_hyperlinks=1" );
 167
 168                     return url;
 169             },
 170
 171         listMethods: function() {
 172                 var res = [];\r
 173                 for(var m in this) {\r
 174                     if(typeof this[m] == "function") {\r
 175                         res.push(m)\r
 176                     }\r
 177                 }\r
 178                 return res;\r
 179             },
 180     });
 181
 182     function xoslib() {
 183         // basic REST
 184         this.sliver = XOSModel.extend({ urlRoot: SLIVER_API });
 185         this.sliverCollection = XOSCollection.extend({ urlRoot: SLIVER_API,
 186                                                        relatedCollections: {"networkSlivers": "sliver"},
 187                                                        foreignCollections: ["slices", "deployments", "images", "nodes", "users"],
 188                                                        model: this.sliver});
 189         this.slivers = new this.sliverCollection();
 190
 191         this.slice = XOSModel.extend({ urlRoot: SLICE_API });
 192         this.sliceCollection = XOSCollection.extend({ urlRoot: SLICE_API,
 193                                                        relatedCollections: {"slivers": "slice", "sliceDeployments": "slice", "slicePrivileges": "slice"},
 194                                                        foreignCollections: ["services", "sites"],
 195                                                        model: this.slice});
 196         this.slices = new this.sliceCollection();
 197
 198         this.sliceDeployment = XOSModel.extend({ urlRoot: SLICEDEPLOYMENT_API });
 199         this.sliceDeploymentCollection = XOSCollection.extend({ urlRoot: SLICEDEPLOYMENT_API,
 200                                                        foreignCollections: ["slices", "deployments"],
 201                                                        model: this.slice});
 202         this.sliceDeployments = new this.sliceDeploymentCollection();
 203
 204         this.slicePrivilege = XOSModel.extend({ urlRoot: SLICEPRIVILEGE_API });
 205         this.slicePrivilegeCollection = XOSCollection.extend({ urlRoot: SLICEPRIVILEGE_API,
 206                                                        foreignCollections: ["slices", "users", "sliceRoles"],
 207                                                        model: this.slice});
 208         this.slicePrivileges = new this.slicePrivilegeCollection();
 209
 210         this.sliceRole = XOSModel.extend({ urlRoot: SLICEROLE_API });
 211         this.sliceRoleCollection = XOSCollection.extend({ urlRoot: SLICEROLE_API,
 212                                                        model: this.slice});
 213         this.sliceRoles = new this.sliceRoleCollection();
 214
 215         this.node = XOSModel.extend({ urlRoot: NODE_API });
 216         this.nodeCollection = XOSCollection.extend({ urlRoot: NODE_API,
 217                                                        foreignCollections: ["sites", "deployments"],
 218                                                        model: this.node});
 219         this.nodes = new this.nodeCollection();
 220
 221         this.site = XOSModel.extend({ urlRoot: SITE_API });
 222         this.siteCollection = XOSCollection.extend({ urlRoot: SITE_API,
 223                                                        model: this.site});
 224         this.sites = new this.siteCollection();
 225
 226         this.user = XOSModel.extend({ urlRoot: USER_API });
 227         this.userCollection = XOSCollection.extend({ urlRoot: USER_API,
 228                                                        relatedCollections: {"slicePrivileges": "user", "slices": "owner", "userDeployments": "user"},
 229                                                        foreignCollections: ["sites"],
 230                                                        model: this.user});
 231         this.users = new this.userCollection();
 232
 233         this.userDeployment = XOSModel.extend({ urlRoot: USER_API });
 234         this.userDeploymentCollection = XOSCollection.extend({ urlRoot: USERDEPLOYMENT_API,
 235                                                        foreignCollections: ["users","deployments"],
 236                                                        model: this.user});
 237         this.userDeployments = new this.userDeploymentCollection();
 238
 239         this.deployment = XOSModel.extend({ urlRoot: DEPLOYMENT_API });
 240         this.deploymentCollection = XOSCollection.extend({ urlRoot: DEPLOYMENT_API,
 241                                                            model: this.deployment});
 242         this.deployments = new this.deploymentCollection();
 243
 244         this.image = XOSModel.extend({ urlRoot: IMAGE_API });
 245         this.imageCollection = XOSCollection.extend({ urlRoot: IMAGE_API,
 246                                                            model: this.image});
 247         this.images = new this.imageCollection();
 248
 249         this.networkTemplate = XOSModel.extend({ urlRoot: NETWORKTEMPLATE_API });
 250         this.networkTemplateCollection = XOSCollection.extend({ urlRoot: NETWORKTEMPLATE_API,
 251                                                            model: this.networkTemplate});
 252         this.networkTemplates = new this.networkTemplateCollection();
 253
 254         this.network = XOSModel.extend({ urlRoot: NETWORK_API });
 255         this.networkCollection = XOSCollection.extend({ urlRoot: NETWORK_API,
 256                                                            foreignCollections: ["slices", "networkTemplates"],
 257                                                            model: this.network});
 258         this.networks = new this.networkCollection();
 259
 260         this.networkSliver = XOSModel.extend({ urlRoot: NETWORKSLIVER_API });
 261         this.networkSliverCollection = XOSCollection.extend({ urlRoot: NETWORKSLIVER_API,
 262                                                            model: this.networkSliver});
 263         this.networkSlivers = new this.networkSliverCollection();
 264
 265         this.service = XOSModel.extend({ urlRoot: SERVICE_API });
 266         this.serviceCollection = XOSCollection.extend({ urlRoot: SERVICE_API,
 267                                                        model: this.service});
 268         this.services = new this.serviceCollection();
 269
 270         // enhanced REST
 271         this.slicePlus = XOSModel.extend({ urlRoot: SLICEPLUS_API, relatedCollections: {'slivers': "slice"} });
 272         this.slicePlusCollection = XOSCollection.extend({ urlRoot: SLICEPLUS_API,
 273                                                           model: this.slicePlus});
 274         this.slicesPlus = new this.slicePlusCollection();
 275
 276         this.listObjects = function() { return ["slivers", "slices", "nodes", "sites", "users", "deployments"]; };
 277     };
 278
 279     xos = new xoslib();
 280
 281     function getCookie(name) {
 282         var cookieValue = null;\r
 283         if (document.cookie && document.cookie != '') {\r
 284             var cookies = document.cookie.split(';');\r
 285             for (var i = 0; i < cookies.length; i++) {\r
 286                 var cookie = jQuery.trim(cookies[i]);\r
 287                 // Does this cookie string begin with the name we want?\r
 288                 if (cookie.substring(0, name.length + 1) == (name + '=')) {\r
 289                     cookieValue = decodeURIComponent(cookie.substring(name.length + 1));\r
 290                     break;\r
 291                 }\r
 292             }\r
 293         }\r
 294         return cookieValue;\r
 295     }
 296
 297     (function() {
 298       var _sync = Backbone.sync;\r
 299       Backbone.sync = function(method, model, options){\r
 300         options.beforeSend = function(xhr){\r
 301           var token = getCookie("csrftoken");\r
 302           xhr.setRequestHeader('X-CSRFToken', token);\r
 303         };\r
 304         return _sync(method, model, options);\r
 305       };\r
 306     })();
 307 }