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alexandre_ |
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/*
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Copyright (c) 2004-2006, The Dojo Foundation
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All Rights Reserved.
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Licensed under the Academic Free License version 2.1 or above OR the
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modified BSD license. For more information on Dojo licensing, see:
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http://dojotoolkit.org/community/licensing.shtml
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*/
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dojo.provide("dojo.storage.browser");
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dojo.require("dojo.storage");
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dojo.require("dojo.flash");
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dojo.require("dojo.json");
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dojo.require("dojo.uri.*");
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dojo.storage.browser.FileStorageProvider = function () {
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};
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dojo.inherits(dojo.storage.browser.FileStorageProvider, dojo.storage);
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dojo.storage.browser.FileStorageProvider._KEY_INDEX_FILENAME = "__dojoAllKeys";
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dojo.storage.browser.FileStorageProvider._APPLET_ID = "__dojoFileJavaObj";
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dojo.lang.extend(dojo.storage.browser.FileStorageProvider, {namespace:"default", initialized:false, _available:null, _statusHandler:null, _keyIndex:new Array(), initialize:function () {
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if (djConfig["disableFileStorage"] == true) {
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return;
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}
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this._loadKeyIndex();
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this.initialized = true;
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dojo.storage.manager.loaded();
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}, isAvailable:function () {
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this._available = false;
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var protocol = window.location.protocol;
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if (protocol.indexOf("file") != -1 || protocol.indexOf("chrome") != -1) {
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this._available = this._isAvailableXPCOM();
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if (this._available == false) {
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this._available = this._isAvailableActiveX();
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}
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}
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return this._available;
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}, put:function (key, value, resultsHandler) {
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if (this.isValidKey(key) == false) {
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dojo.raise("Invalid key given: " + key);
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}
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this._statusHandler = resultsHandler;
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try {
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this._save(key, value);
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resultsHandler.call(null, dojo.storage.SUCCESS, key);
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}
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catch (e) {
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this._statusHandler.call(null, dojo.storage.FAILED, key, e.toString());
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}
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}, get:function (key) {
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if (this.isValidKey(key) == false) {
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dojo.raise("Invalid key given: " + key);
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}
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var results = this._load(key);
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return results;
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}, getKeys:function () {
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return this._keyIndex;
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}, hasKey:function (key) {
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if (this.isValidKey(key) == false) {
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dojo.raise("Invalid key given: " + key);
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}
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this._loadKeyIndex();
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var exists = false;
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for (var i = 0; i < this._keyIndex.length; i++) {
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if (this._keyIndex[i] == key) {
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exists = true;
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}
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}
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return exists;
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}, clear:function () {
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this._loadKeyIndex();
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var keyIndex = new Array();
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for (var i = 0; i < this._keyIndex.length; i++) {
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keyIndex[keyIndex.length] = new String(this._keyIndex[i]);
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}
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for (var i = 0; i < keyIndex.length; i++) {
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this.remove(keyIndex[i]);
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}
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}, remove:function (key) {
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if (this.isValidKey(key) == false) {
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dojo.raise("Invalid key given: " + key);
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}
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this._loadKeyIndex();
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for (var i = 0; i < this._keyIndex.length; i++) {
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if (this._keyIndex[i] == key) {
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this._keyIndex.splice(i, 1);
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break;
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}
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}
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this._save(dojo.storage.browser.FileStorageProvider._KEY_INDEX_FILENAME, this._keyIndex, false);
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var fullPath = this._getPagePath() + key + ".txt";
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if (this._isAvailableXPCOM()) {
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this._removeXPCOM(fullPath);
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} else {
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if (this._isAvailableActiveX()) {
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this._removeActiveX(fullPath);
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}
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}
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}, isPermanent:function () {
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return true;
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}, getMaximumSize:function () {
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return dojo.storage.SIZE_NO_LIMIT;
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}, hasSettingsUI:function () {
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return false;
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}, showSettingsUI:function () {
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dojo.raise(this.getType() + " does not support a storage settings user-interface");
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}, hideSettingsUI:function () {
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dojo.raise(this.getType() + " does not support a storage settings user-interface");
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}, getType:function () {
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return "dojo.storage.browser.FileStorageProvider";
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}, _save:function (key, value, updateKeyIndex) {
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if (typeof updateKeyIndex == "undefined") {
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updateKeyIndex = true;
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}
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if (dojo.lang.isString(value) == false) {
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value = dojo.json.serialize(value);
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value = "/* JavaScript */\n" + value + "\n\n";
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}
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var fullPath = this._getPagePath() + key + ".txt";
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if (this._isAvailableXPCOM()) {
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this._saveFileXPCOM(fullPath, value);
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} else {
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if (this._isAvailableActiveX()) {
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this._saveFileActiveX(fullPath, value);
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}
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}
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if (updateKeyIndex) {
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this._updateKeyIndex(key);
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}
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}, _load:function (key) {
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var fullPath = this._getPagePath() + key + ".txt";
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var results = null;
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if (this._isAvailableXPCOM()) {
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results = this._loadFileXPCOM(fullPath);
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} else {
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if (this._isAvailableActiveX()) {
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results = this._loadFileActiveX(fullPath);
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} else {
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if (this._isAvailableJava()) {
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results = this._loadFileJava(fullPath);
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}
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}
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}
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if (results == null) {
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return null;
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}
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if (!dojo.lang.isUndefined(results) && results != null && /^\/\* JavaScript \*\//.test(results)) {
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results = dojo.json.evalJson(results);
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}
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return results;
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}, _updateKeyIndex:function (key) {
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this._loadKeyIndex();
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var alreadyAdded = false;
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for (var i = 0; i < this._keyIndex.length; i++) {
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if (this._keyIndex[i] == key) {
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alreadyAdded = true;
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break;
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}
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}
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if (alreadyAdded == false) {
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this._keyIndex[this._keyIndex.length] = key;
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}
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this._save(dojo.storage.browser.FileStorageProvider._KEY_INDEX_FILENAME, this._keyIndex, false);
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}, _loadKeyIndex:function () {
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var indexContents = this._load(dojo.storage.browser.FileStorageProvider._KEY_INDEX_FILENAME);
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if (indexContents == null) {
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this._keyIndex = new Array();
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} else {
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this._keyIndex = indexContents;
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}
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}, _saveFileXPCOM:function (filename, value) {
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try {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var f = Components.classes["@mozilla.org/file/local;1"].createInstance(Components.interfaces.nsILocalFile);
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f.initWithPath(filename);
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var ouputStream = Components.classes["@mozilla.org/network/file-output-stream;1"].createInstance(Components.interfaces.nsIFileOutputStream);
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ouputStream.init(f, 32 | 4 | 8, 256 + 128, null);
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ouputStream.write(value, value.length);
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ouputStream.close();
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}
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catch (e) {
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var msg = e.toString();
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if (e.name && e.message) {
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msg = e.name + ": " + e.message;
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}
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dojo.raise("dojo.storage.browser.FileStorageProvider._saveFileXPCOM(): " + msg);
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}
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}, _loadFileXPCOM:function (filename) {
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try {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var f = Components.classes["@mozilla.org/file/local;1"].createInstance(Components.interfaces.nsILocalFile);
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f.initWithPath(filename);
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if (f.exists() == false) {
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return null;
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}
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var inp = Components.classes["@mozilla.org/network/file-input-stream;1"].createInstance(Components.interfaces.nsIFileInputStream);
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inp.init(f, 1, 4, null);
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var inputStream = Components.classes["@mozilla.org/scriptableinputstream;1"].createInstance(Components.interfaces.nsIScriptableInputStream);
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inputStream.init(inp);
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var results = inputStream.read(inputStream.available());
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return results;
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}
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catch (e) {
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var msg = e.toString();
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if (e.name && e.message) {
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msg = e.name + ": " + e.message;
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}
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dojo.raise("dojo.storage.browser.FileStorageProvider._loadFileXPCOM(): " + msg);
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}
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return null;
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}, _saveFileActiveX:function (filename, value) {
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try {
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var fileSystem = new ActiveXObject("Scripting.FileSystemObject");
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var f = fileSystem.OpenTextFile(filename, 2, true);
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f.Write(value);
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f.Close();
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}
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catch (e) {
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var msg = e.toString();
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if (e.name && e.message) {
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msg = e.name + ": " + e.message;
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}
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dojo.raise("dojo.storage.browser.FileStorageProvider._saveFileActiveX(): " + msg);
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}
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}, _loadFileActiveX:function (filename) {
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try {
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var fileSystem = new ActiveXObject("Scripting.FileSystemObject");
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if (fileSystem.FileExists(filename) == false) {
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return null;
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}
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var f = fileSystem.OpenTextFile(filename, 1);
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var results = f.ReadAll();
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f.Close();
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return results;
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}
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catch (e) {
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var msg = e.toString();
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if (e.name && e.message) {
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msg = e.name + ": " + e.message;
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}
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dojo.raise("dojo.storage.browser.FileStorageProvider._loadFileActiveX(): " + msg);
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}
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}, _saveFileJava:function (filename, value) {
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try {
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var applet = dojo.byId(dojo.storage.browser.FileStorageProvider._APPLET_ID);
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applet.save(filename, value);
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}
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catch (e) {
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var msg = e.toString();
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if (e.name && e.message) {
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msg = e.name + ": " + e.message;
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}
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dojo.raise("dojo.storage.browser.FileStorageProvider._saveFileJava(): " + msg);
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}
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}, _loadFileJava:function (filename) {
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try {
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var applet = dojo.byId(dojo.storage.browser.FileStorageProvider._APPLET_ID);
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var results = applet.load(filename);
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return results;
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}
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catch (e) {
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var msg = e.toString();
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if (e.name && e.message) {
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msg = e.name + ": " + e.message;
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}
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dojo.raise("dojo.storage.browser.FileStorageProvider._loadFileJava(): " + msg);
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}
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}, _isAvailableActiveX:function () {
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try {
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if (window.ActiveXObject) {
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var fileSystem = new window.ActiveXObject("Scripting.FileSystemObject");
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return true;
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}
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}
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catch (e) {
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dojo.debug(e);
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}
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return false;
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}, _isAvailableXPCOM:function () {
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try {
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if (window.Components) {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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Components.classes["@mozilla.org/file/local;1"].createInstance(Components.interfaces.nsILocalFile);
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return true;
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}
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}
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catch (e) {
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dojo.debug(e);
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}
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return false;
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}, _isAvailableJava:function () {
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try {
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293 |
if (dojo.render.html.safari == true || dojo.render.html.opera == true()) {
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294 |
if (navigator.javaEnabled() == true) {
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return true;
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296 |
}
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297 |
}
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298 |
}
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299 |
catch (e) {
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300 |
dojo.debug(e);
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}
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302 |
return false;
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}, _getPagePath:function () {
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var path = window.location.pathname;
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305 |
if (/\.html?$/i.test(path)) {
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path = path.replace(/(?:\/|\\)?[^\.\/\\]*\.html?$/, "");
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307 |
}
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308 |
if (/^\/?[a-z]+\:/i.test(path)) {
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309 |
path = path.replace(/^\/?/, "");
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310 |
path = path.replace(/\//g, "\\");
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311 |
} else {
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312 |
if (/^[\/\\]{2,3}[^\/]/.test(path)) {
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path = path.replace(/^[\/\\]{2,3}/, "");
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314 |
path = path.replace(/\//g, "\\");
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path = "\\\\" + path;
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}
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}
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318 |
if (/\/$/.test(path) == false && /\\$/.test(path) == false) {
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319 |
if (/\//.test(path)) {
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path += "/";
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} else {
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path += "\\";
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}
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}
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325 |
path = unescape(path);
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326 |
return path;
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327 |
}, _removeXPCOM:function (filename) {
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328 |
try {
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329 |
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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330 |
var f = Components.classes["@mozilla.org/file/local;1"].createInstance(Components.interfaces.nsILocalFile);
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331 |
f.initWithPath(filename);
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332 |
if (f.exists() == false || f.isDirectory()) {
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333 |
return;
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334 |
}
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335 |
if (f.isFile()) {
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336 |
f.remove(false);
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337 |
}
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338 |
}
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339 |
catch (e) {
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340 |
dojo.raise("dojo.storage.browser.FileStorageProvider.remove(): " + e.toString());
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341 |
}
|
|
|
342 |
}, _removeActiveX:function (filename) {
|
|
|
343 |
try {
|
|
|
344 |
var fileSystem = new ActiveXObject("Scripting.FileSystemObject");
|
|
|
345 |
fileSystem.DeleteFile(filename);
|
|
|
346 |
}
|
|
|
347 |
catch (e) {
|
|
|
348 |
dojo.raise("dojo.storage.browser.FileStorageProvider.remove(): " + e.toString());
|
|
|
349 |
}
|
|
|
350 |
}, _removeJava:function (filename) {
|
|
|
351 |
try {
|
|
|
352 |
var applet = dojo.byId(dojo.storage.browser.FileStorageProvider._APPLET_ID);
|
|
|
353 |
applet.remove(filename);
|
|
|
354 |
}
|
|
|
355 |
catch (e) {
|
|
|
356 |
var msg = e.toString();
|
|
|
357 |
if (e.name && e.message) {
|
|
|
358 |
msg = e.name + ": " + e.message;
|
|
|
359 |
}
|
|
|
360 |
dojo.raise("dojo.storage.browser.FileStorageProvider._removeJava(): " + msg);
|
|
|
361 |
}
|
|
|
362 |
}, _writeApplet:function () {
|
|
|
363 |
var archive = dojo.uri.moduleUri("dojo", "../DojoFileStorageProvider.jar").toString();
|
|
|
364 |
var tag = "<applet " + "id='" + dojo.storage.browser.FileStorageProvider._APPLET_ID + "' " + "style='position: absolute; top: -500px; left: -500px; width: 1px; height: 1px;' " + "code='DojoFileStorageProvider.class' " + "archive='" + archive + "' " + "width='1' " + "height='1' " + ">" + "</applet>";
|
|
|
365 |
document.writeln(tag);
|
|
|
366 |
}});
|
|
|
367 |
dojo.storage.browser.WhatWGStorageProvider = function () {
|
|
|
368 |
};
|
|
|
369 |
dojo.inherits(dojo.storage.browser.WhatWGStorageProvider, dojo.storage);
|
|
|
370 |
dojo.lang.extend(dojo.storage.browser.WhatWGStorageProvider, {namespace:"default", initialized:false, _domain:null, _available:null, _statusHandler:null, initialize:function () {
|
|
|
371 |
if (djConfig["disableWhatWGStorage"] == true) {
|
|
|
372 |
return;
|
|
|
373 |
}
|
|
|
374 |
this._domain = location.hostname;
|
|
|
375 |
this.initialized = true;
|
|
|
376 |
dojo.storage.manager.loaded();
|
|
|
377 |
}, isAvailable:function () {
|
|
|
378 |
try {
|
|
|
379 |
var myStorage = globalStorage[location.hostname];
|
|
|
380 |
}
|
|
|
381 |
catch (e) {
|
|
|
382 |
this._available = false;
|
|
|
383 |
return this._available;
|
|
|
384 |
}
|
|
|
385 |
this._available = true;
|
|
|
386 |
return this._available;
|
|
|
387 |
}, put:function (key, value, resultsHandler) {
|
|
|
388 |
if (this.isValidKey(key) == false) {
|
|
|
389 |
dojo.raise("Invalid key given: " + key);
|
|
|
390 |
}
|
|
|
391 |
this._statusHandler = resultsHandler;
|
|
|
392 |
if (dojo.lang.isString(value)) {
|
|
|
393 |
value = "string:" + value;
|
|
|
394 |
} else {
|
|
|
395 |
value = dojo.json.serialize(value);
|
|
|
396 |
}
|
|
|
397 |
window.addEventListener("storage", function (evt) {
|
|
|
398 |
resultsHandler.call(null, dojo.storage.SUCCESS, key);
|
|
|
399 |
}, false);
|
|
|
400 |
try {
|
|
|
401 |
var myStorage = globalStorage[this._domain];
|
|
|
402 |
myStorage.setItem(key, value);
|
|
|
403 |
}
|
|
|
404 |
catch (e) {
|
|
|
405 |
this._statusHandler.call(null, dojo.storage.FAILED, key, e.toString());
|
|
|
406 |
}
|
|
|
407 |
}, get:function (key) {
|
|
|
408 |
if (this.isValidKey(key) == false) {
|
|
|
409 |
dojo.raise("Invalid key given: " + key);
|
|
|
410 |
}
|
|
|
411 |
var myStorage = globalStorage[this._domain];
|
|
|
412 |
var results = myStorage.getItem(key);
|
|
|
413 |
if (results == null) {
|
|
|
414 |
return null;
|
|
|
415 |
}
|
|
|
416 |
results = results.value;
|
|
|
417 |
if (!dojo.lang.isUndefined(results) && results != null && /^string:/.test(results)) {
|
|
|
418 |
results = results.substring("string:".length);
|
|
|
419 |
} else {
|
|
|
420 |
results = dojo.json.evalJson(results);
|
|
|
421 |
}
|
|
|
422 |
return results;
|
|
|
423 |
}, getKeys:function () {
|
|
|
424 |
var myStorage = globalStorage[this._domain];
|
|
|
425 |
var keysArray = new Array();
|
|
|
426 |
for (i = 0; i < myStorage.length; i++) {
|
|
|
427 |
keysArray[i] = myStorage.key(i);
|
|
|
428 |
}
|
|
|
429 |
return keysArray;
|
|
|
430 |
}, clear:function () {
|
|
|
431 |
var myStorage = globalStorage[this._domain];
|
|
|
432 |
var keys = new Array();
|
|
|
433 |
for (var i = 0; i < myStorage.length; i++) {
|
|
|
434 |
keys[keys.length] = myStorage.key(i);
|
|
|
435 |
}
|
|
|
436 |
for (var i = 0; i < keys.length; i++) {
|
|
|
437 |
myStorage.removeItem(keys[i]);
|
|
|
438 |
}
|
|
|
439 |
}, remove:function (key) {
|
|
|
440 |
var myStorage = globalStorage[this._domain];
|
|
|
441 |
myStorage.removeItem(key);
|
|
|
442 |
}, isPermanent:function () {
|
|
|
443 |
return true;
|
|
|
444 |
}, getMaximumSize:function () {
|
|
|
445 |
return dojo.storage.SIZE_NO_LIMIT;
|
|
|
446 |
}, hasSettingsUI:function () {
|
|
|
447 |
return false;
|
|
|
448 |
}, showSettingsUI:function () {
|
|
|
449 |
dojo.raise(this.getType() + " does not support a storage settings user-interface");
|
|
|
450 |
}, hideSettingsUI:function () {
|
|
|
451 |
dojo.raise(this.getType() + " does not support a storage settings user-interface");
|
|
|
452 |
}, getType:function () {
|
|
|
453 |
return "dojo.storage.browser.WhatWGProvider";
|
|
|
454 |
}});
|
|
|
455 |
dojo.storage.browser.FlashStorageProvider = function () {
|
|
|
456 |
};
|
|
|
457 |
dojo.inherits(dojo.storage.browser.FlashStorageProvider, dojo.storage);
|
|
|
458 |
dojo.lang.extend(dojo.storage.browser.FlashStorageProvider, {namespace:"default", initialized:false, _available:null, _statusHandler:null, initialize:function () {
|
|
|
459 |
if (djConfig["disableFlashStorage"] == true) {
|
|
|
460 |
return;
|
|
|
461 |
}
|
|
|
462 |
var loadedListener = function () {
|
|
|
463 |
dojo.storage._flashLoaded();
|
|
|
464 |
};
|
|
|
465 |
dojo.flash.addLoadedListener(loadedListener);
|
|
|
466 |
var swfloc6 = dojo.uri.moduleUri("dojo", "../Storage_version6.swf").toString();
|
|
|
467 |
var swfloc8 = dojo.uri.moduleUri("dojo", "../Storage_version8.swf").toString();
|
|
|
468 |
dojo.flash.setSwf({flash6:swfloc6, flash8:swfloc8, visible:false});
|
|
|
469 |
}, isAvailable:function () {
|
|
|
470 |
if (djConfig["disableFlashStorage"] == true) {
|
|
|
471 |
this._available = false;
|
|
|
472 |
} else {
|
|
|
473 |
this._available = true;
|
|
|
474 |
}
|
|
|
475 |
return this._available;
|
|
|
476 |
}, put:function (key, value, resultsHandler) {
|
|
|
477 |
if (this.isValidKey(key) == false) {
|
|
|
478 |
dojo.raise("Invalid key given: " + key);
|
|
|
479 |
}
|
|
|
480 |
this._statusHandler = resultsHandler;
|
|
|
481 |
if (dojo.lang.isString(value)) {
|
|
|
482 |
value = "string:" + value;
|
|
|
483 |
} else {
|
|
|
484 |
value = dojo.json.serialize(value);
|
|
|
485 |
}
|
|
|
486 |
dojo.flash.comm.put(key, value, this.namespace);
|
|
|
487 |
}, get:function (key) {
|
|
|
488 |
if (this.isValidKey(key) == false) {
|
|
|
489 |
dojo.raise("Invalid key given: " + key);
|
|
|
490 |
}
|
|
|
491 |
var results = dojo.flash.comm.get(key, this.namespace);
|
|
|
492 |
if (results == "") {
|
|
|
493 |
return null;
|
|
|
494 |
}
|
|
|
495 |
if (!dojo.lang.isUndefined(results) && results != null && /^string:/.test(results)) {
|
|
|
496 |
results = results.substring("string:".length);
|
|
|
497 |
} else {
|
|
|
498 |
results = dojo.json.evalJson(results);
|
|
|
499 |
}
|
|
|
500 |
return results;
|
|
|
501 |
}, getKeys:function () {
|
|
|
502 |
var results = dojo.flash.comm.getKeys(this.namespace);
|
|
|
503 |
if (results == "") {
|
|
|
504 |
return [];
|
|
|
505 |
}
|
|
|
506 |
return results.split(",");
|
|
|
507 |
}, clear:function () {
|
|
|
508 |
dojo.flash.comm.clear(this.namespace);
|
|
|
509 |
}, remove:function (key) {
|
|
|
510 |
dojo.unimplemented("dojo.storage.browser.FlashStorageProvider.remove");
|
|
|
511 |
}, isPermanent:function () {
|
|
|
512 |
return true;
|
|
|
513 |
}, getMaximumSize:function () {
|
|
|
514 |
return dojo.storage.SIZE_NO_LIMIT;
|
|
|
515 |
}, hasSettingsUI:function () {
|
|
|
516 |
return true;
|
|
|
517 |
}, showSettingsUI:function () {
|
|
|
518 |
dojo.flash.comm.showSettings();
|
|
|
519 |
dojo.flash.obj.setVisible(true);
|
|
|
520 |
dojo.flash.obj.center();
|
|
|
521 |
}, hideSettingsUI:function () {
|
|
|
522 |
dojo.flash.obj.setVisible(false);
|
|
|
523 |
if (dojo.storage.onHideSettingsUI != null && !dojo.lang.isUndefined(dojo.storage.onHideSettingsUI)) {
|
|
|
524 |
dojo.storage.onHideSettingsUI.call(null);
|
|
|
525 |
}
|
|
|
526 |
}, getType:function () {
|
|
|
527 |
return "dojo.storage.browser.FlashStorageProvider";
|
|
|
528 |
}, _flashLoaded:function () {
|
|
|
529 |
this._initialized = true;
|
|
|
530 |
dojo.storage.manager.loaded();
|
|
|
531 |
}, _onStatus:function (statusResult, key) {
|
|
|
532 |
var ds = dojo.storage;
|
|
|
533 |
var dfo = dojo.flash.obj;
|
|
|
534 |
if (statusResult == ds.PENDING) {
|
|
|
535 |
dfo.center();
|
|
|
536 |
dfo.setVisible(true);
|
|
|
537 |
} else {
|
|
|
538 |
dfo.setVisible(false);
|
|
|
539 |
}
|
|
|
540 |
if ((!dj_undef("_statusHandler", ds)) && (ds._statusHandler != null)) {
|
|
|
541 |
ds._statusHandler.call(null, statusResult, key);
|
|
|
542 |
}
|
|
|
543 |
}});
|
|
|
544 |
dojo.storage.manager.register("dojo.storage.browser.FileStorageProvider", new dojo.storage.browser.FileStorageProvider());
|
|
|
545 |
dojo.storage.manager.register("dojo.storage.browser.WhatWGStorageProvider", new dojo.storage.browser.WhatWGStorageProvider());
|
|
|
546 |
dojo.storage.manager.register("dojo.storage.browser.FlashStorageProvider", new dojo.storage.browser.FlashStorageProvider());
|
|
|
547 |
dojo.storage.manager.initialize();
|
|
|
548 |
|