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path: root/includes/js/dojox/storage/AirDBStorageProvider.js
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-rw-r--r--includes/js/dojox/storage/AirDBStorageProvider.js252
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diff --git a/includes/js/dojox/storage/AirDBStorageProvider.js b/includes/js/dojox/storage/AirDBStorageProvider.js
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+if(!dojo._hasResource["dojox.storage.AirDBStorageProvider"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dojox.storage.AirDBStorageProvider"] = true;
+dojo.provide("dojox.storage.AirDBStorageProvider");
+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.SQLConnection = window.runtime.flash.data.SQLConnection;
+ air.SQLStatement = window.runtime.flash.data.SQLStatement;
+
+ // summary:
+ // Storage provider that uses features in the Adobe AIR runtime to achieve
+ // permanent storage
+ dojo.declare("dojox.storage.AirDBStorageProvider", [ dojox.storage.Provider ], {
+ DATABASE_FILE: "dojo.db",
+ TABLE_NAME: "__DOJO_STORAGE",
+ initialized: false,
+
+ _db: null,
+
+ initialize: function(){
+ this.initialized = false;
+
+ // need to initialize our storage database
+ try{
+ this._db = new air.SQLConnection();
+ this._db.open(air.File.applicationStorageDirectory.resolvePath(this.DATABASE_FILE));
+
+ this._sql("CREATE TABLE IF NOT EXISTS " + this.TABLE_NAME + "(namespace TEXT, key TEXT, value TEXT)");
+ this._sql("CREATE UNIQUE INDEX IF NOT EXISTS namespace_key_index ON " + this.TABLE_NAME + " (namespace, key)");
+
+ this.initialized = true;
+ }catch(e){
+ console.debug("dojox.storage.AirDBStorageProvider.initialize:", e);
+ }
+
+ // indicate that this storage provider is now loaded
+ dojox.storage.manager.loaded();
+ },
+
+ _sql: function(query, params){
+ var stmt = new air.SQLStatement();
+ stmt.sqlConnection = this._db;
+ stmt.text = query;
+ if (params){
+ for (var param in params){
+ stmt.parameters[param] = params[param];
+ }
+ }
+ stmt.execute();
+ return stmt.getResult();
+ },
+
+ _beginTransaction: function(){
+ this._db.begin();
+ },
+
+ _commitTransaction: function(){
+ this._db.commit();
+ },
+
+ 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._sql("DELETE FROM " + this.TABLE_NAME + " WHERE namespace = :namespace AND key = :key",
+ { ":namespace":namespace, ":key":key });
+ this._sql("INSERT INTO " + this.TABLE_NAME + " VALUES (:namespace, :key, :value)",
+ { ":namespace":namespace, ":key":key, ":value":value });
+ }catch(e){
+ // indicate we failed
+ console.debug("dojox.storage.AirDBStorageProvider.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 = this._sql("SELECT * FROM " + this.TABLE_NAME + " WHERE namespace = :namespace AND key = :key",
+ { ":namespace":namespace, ":key":key });
+
+ if(results.data && results.data.length){
+ return results.data[0].value;
+ }
+
+ return null;
+ },
+
+ getNamespaces: function(){
+ var results = [ this.DEFAULT_NAMESPACE ];
+ var rs = this._sql("SELECT namespace FROM " + this.TABLE_NAME + " DESC GROUP BY namespace");
+ if (rs.data){
+ for(var i = 0; i < rs.data.length; i++){
+ if(rs.data[i].namespace != this.DEFAULT_NAMESPACE){
+ results.push(rs.data[i].namespace);
+ }
+ }
+ }
+ 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 rs = this._sql("SELECT key FROM " + this.TABLE_NAME + " WHERE namespace = :namespace", { ":namespace":namespace });
+ if (rs.data){
+ for(var i = 0; i < rs.data.length; i++){
+ results.push(rs.data[i].key);
+ }
+ }
+ return results;
+ },
+
+ clear: function(namespace){
+ if(this.isValidKey(namespace) == false){
+ throw new Error("Invalid namespace given: " + namespace);
+ }
+ this._sql("DELETE FROM " + this.TABLE_NAME + " WHERE namespace = :namespace", { ":namespace":namespace });
+ },
+
+ remove: function(key, namespace){
+ namespace = namespace||this.DEFAULT_NAMESPACE;
+ this._sql("DELETE FROM " + this.TABLE_NAME + " WHERE namespace = :namespace AND key = :key",
+ { ":namespace":namespace, ":key":key });
+ },
+
+ 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{
+ this._beginTransaction();
+ for(var i=0;i<keys.length;i++) {
+ this._sql("DELETE FROM " + this.TABLE_NAME + " WHERE namespace = :namespace AND key = :key",
+ { ":namespace":namespace, ":key":key[i] });
+ this._sql("INSERT INTO " + this.TABLE_NAME + " VALUES (:namespace, :key, :value)",
+ { ":namespace":namespace, ":key":key[i], ":value":value });
+ }
+ this._commitTransaction();
+ }catch(e){
+ // indicate we failed
+ console.debug("dojox.storage.AirDBStorageProvider.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++){
+ var result = this._sql("SELECT * FROM " + this.TABLE_NAME + " WHERE namespace = :namespace AND key = :key",
+ { ":namespace":namespace, ":key":keys[i] });
+ results[i] = result.data && result.data.length ? result.data[0].value : null;
+ }
+
+ return results;
+ },
+
+ removeMultiple: function(keys, namespace){
+ namespace = namespace||this.DEFAULT_NAMESPACE;
+
+ this._beginTransaction();
+ for(var i=0;i<keys.length;i++){
+ this._sql("DELETE FROM " + this.TABLE_NAME + " WHERE namespace = namespace = :namespace AND key = :key",
+ { ":namespace":namespace, ":key":keys[i] });
+ }
+ this._commitTransaction();
+ },
+
+ 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.AirDBStorageProvider", new dojox.storage.AirDBStorageProvider());
+ dojox.storage.manager.initialize();
+ })();
+}
+
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-18 22:24:06 +0000