+++ /dev/null
-if(!dojo._hasResource["dojox.storage.AirFileStorageProvider"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
-dojo._hasResource["dojox.storage.AirFileStorageProvider"] = true;
-dojo.provide("dojox.storage.AirFileStorageProvider");
-dojo.require("dojox.storage.manager");
-dojo.require("dojox.storage.Provider");
-
-if (dojo.isAIR) {
- (function(){
-
- if (!air) {
- var air = {};
- }
- air.File = window.runtime.flash.filesystem.File;
- air.FileStream = window.runtime.flash.filesystem.FileStream;
- air.FileMode = window.runtime.flash.filesystem.FileMode;
-
- // summary:
- // Storage provider that uses features in the Adobe AIR runtime to achieve
- // permanent storage
- dojo.declare("dojox.storage.AirFileStorageProvider", [ dojox.storage.Provider ], {
- initialized: false,
-
- _storagePath: "__DOJO_STORAGE/",
-
- initialize: function(){
- this.initialized = false;
-
- // need to initialize our storage directory
- try{
- var dir = air.File.applicationStorageDirectory.resolvePath(this._storagePath);
- if (!dir.exists){
- dir.createDirectory();
- }
- this.initialized = true;
- }catch(e){
- console.debug("dojox.storage.AirFileStorageProvider.initialize:", e);
- }
-
- // indicate that this storage provider is now loaded
- dojox.storage.manager.loaded();
- },
-
- isAvailable: function(){
- return true;
- },
-
- put: function(key, value, resultsHandler, namespace){
- if(this.isValidKey(key) == false){
- throw new Error("Invalid key given: " + key);
- }
- namespace = namespace||this.DEFAULT_NAMESPACE;
- if(this.isValidKey(namespace) == false){
- throw new Error("Invalid namespace given: " + namespace);
- }
-
- // try to store the value
- try{
- this.remove(key, namespace);
-
- var dir = air.File.applicationStorageDirectory.resolvePath(this._storagePath + namespace);
- if (!dir.exists){
- dir.createDirectory();
- }
-
- var file = dir.resolvePath(key);
- var stream = new air.FileStream();
- stream.open(file, air.FileMode.WRITE);
- stream.writeObject(value);
- stream.close();
- }catch(e){
- // indicate we failed
- console.debug("dojox.storage.AirFileStorageProvider.put:", e);
- resultsHandler(this.FAILED, key, e.toString());
- return;
- }
-
- if(resultsHandler){
- resultsHandler(this.SUCCESS, key, null);
- }
- },
-
- get: function(key, namespace){
- if(this.isValidKey(key) == false){
- throw new Error("Invalid key given: " + key);
- }
- namespace = namespace||this.DEFAULT_NAMESPACE;
-
- var results = null;
-
- var file = air.File.applicationStorageDirectory.resolvePath(this._storagePath + namespace + '/' + key);
- if (file.exists && !file.isDirectory){
- var stream = new air.FileStream();
- stream.open(file, air.FileMode.READ);
- results = stream.readObject();
- stream.close();
- }
-
- return results;
- },
-
- getNamespaces: function(){
- var results = [ this.DEFAULT_NAMESPACE ];
- var dir = air.File.applicationStorageDirectory.resolvePath(this._storagePath);
- var files = dir.getDirectoryListing();
- for (i = 0; i < files.length; i++) {
- if(files[i].isDirectory && files[i].name != this.DEFAULT_NAMESPACE){
- results.push(files[i].name);
- }
- }
- return results;
- },
-
- getKeys: function(namespace){
- namespace = namespace||this.DEFAULT_NAMESPACE;
- if(this.isValidKey(namespace) == false){
- throw new Error("Invalid namespace given: " + namespace);
- }
-
- var results = [];
- var dir = air.File.applicationStorageDirectory.resolvePath(this._storagePath + namespace);
- if (dir.exists && dir.isDirectory){
- var files = dir.getDirectoryListing();
- for (i = 0; i < files.length; i++) {
- results.push(files[i].name);
- }
- }
- return results;
- },
-
- clear: function(namespace){
- if(this.isValidKey(namespace) == false){
- throw new Error("Invalid namespace given: " + namespace);
- }
- var dir = air.File.applicationStorageDirectory.resolvePath(this._storagePath + namespace);
- if (dir.exists && dir.isDirectory){
- dir.deleteDirectory(true);
- }
- },
-
- remove: function(key, namespace){
- namespace = namespace||this.DEFAULT_NAMESPACE;
- var file = air.File.applicationStorageDirectory.resolvePath(this._storagePath + namespace + '/' + key);
- if (file.exists && !file.isDirectory){
- file.deleteFile();
- }
- },
-
- putMultiple: function(keys, values, resultsHandler, namespace) {
- if(this.isValidKeyArray(keys) === false
- || ! values instanceof Array
- || keys.length != values.length){
- throw new Error("Invalid arguments: keys = [" + keys + "], values = [" + values + "]");
- }
-
- if(namespace == null || typeof namespace == "undefined"){
- namespace = this.DEFAULT_NAMESPACE;
- }
-
- if(this.isValidKey(namespace) == false){
- throw new Error("Invalid namespace given: " + namespace);
- }
-
- this._statusHandler = resultsHandler;
-
- // try to store the value
- try{
- for(var i=0;i<keys.length;i++) {
- this.put(keys[i], value[i], null, namespace);
- }
- }catch(e){
- // indicate we failed
- console.debug("dojox.storage.AirFileStorageProvider.putMultiple:", e);
- if(resultsHandler){
- resultsHandler(this.FAILED, keys, e.toString());
- }
- return;
- }
-
- if(resultsHandler){
- resultsHandler(this.SUCCESS, key, null);
- }
- },
-
- getMultiple: function(keys, namespace){
- if(this.isValidKeyArray(keys) === false){
- throw new Error("Invalid key array given: " + keys);
- }
-
- if(namespace == null || typeof namespace == "undefined"){
- namespace = this.DEFAULT_NAMESPACE;
- }
-
- if(this.isValidKey(namespace) == false){
- throw new Error("Invalid namespace given: " + namespace);
- }
-
- var results = [];
- for(var i=0;i<keys.length;i++){
- results[i] = this.get(keys[i], namespace);
- }
- return results;
- },
-
- removeMultiple: function(keys, namespace){
- namespace = namespace||this.DEFAULT_NAMESPACE;
-
- for(var i=0;i<keys.length;i++){
- this.remove(keys[i], namespace);
- }
- },
-
- isPermanent: function(){ return true; },
-
- getMaximumSize: function(){ return this.SIZE_NO_LIMIT; },
-
- hasSettingsUI: function(){ return false; },
-
- showSettingsUI: function(){
- throw new Error(this.declaredClass + " does not support a storage settings user-interface");
- },
-
- hideSettingsUI: function(){
- throw new Error(this.declaredClass + " does not support a storage settings user-interface");
- }
- });
-
- dojox.storage.manager.register("dojox.storage.AirFileStorageProvider", new dojox.storage.AirFileStorageProvider());
- dojox.storage.manager.initialize();
- })();
-}
-
-}
projects / eow / blobdiff