forked from Mirrors/freeswitch
360 lines
12 KiB
ActionScript
Executable File
360 lines
12 KiB
ActionScript
Executable File
/*
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Copyright (c) 2009, Adobe Systems Incorporated
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of Adobe Systems Incorporated nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.adobe.protocols.dict
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{
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import com.adobe.protocols.dict.events.*;
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import com.adobe.protocols.dict.util.*;
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import flash.events.Event;
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import flash.events.EventDispatcher;
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import flash.events.IOErrorEvent;
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import flash.events.ProgressEvent;
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import flash.events.SecurityErrorEvent;
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import flash.net.Socket;
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import mx.rpc.http.HTTPService;
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import mx.rpc.events.ResultEvent;
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import mx.rpc.events.FaultEvent;
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import flash.xml.XMLNode;
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import mx.utils.StringUtil;
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public class Dict
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extends EventDispatcher
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{
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// Event type names.
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//public static var CONNECTED:String = "connected";
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//public static var DISCONNECTED:String = "disconnected";
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public static var IO_ERROR:String = IOErrorEvent.IO_ERROR;
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//public static var ERROR:String = "error";
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//public static var SERVERS:String = "servers";
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//public static var DATABASES:String = "databases";
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//public static var MATCH_STRATEGIES:String = "matchStrategies";
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//public static var DEFINITION:String = "definition";
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//public static var DEFINITION_HEADER:String = "definitionHeader";
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//public static var MATCH:String = "match";
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//public static var NO_MATCH:String = "noMatch";
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public static var FIRST_MATCH:uint = 0;
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public static var ALL_DATABASES:uint = 1;
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private var socket:SocketHelper;
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private var dbShortList:Boolean;
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public function Dict()
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{
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this.socket = new SocketHelper();
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this.socket.addEventListener(Event.CONNECT, connected);
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this.socket.addEventListener(Event.CLOSE, disconnected);
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this.socket.addEventListener(SocketHelper.COMPLETE_RESPONSE, incomingData);
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this.socket.addEventListener(IOErrorEvent.IO_ERROR, ioError);
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this.socket.addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityError);
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}
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public function connect(server:String, port:uint = 2628):void
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{
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if (this.socket.connected)
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{
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this.socket.close();
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}
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this.socket.connect(server, port);
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}
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public function connectThroughProxy(proxyServer:String,
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proxyPort:int,
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server:String,
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port:uint = 2628):void
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{
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if (this.socket.connected)
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{
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this.socket.close();
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}
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this.socket.setProxyInfo(proxyServer, proxyPort);
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this.socket.connect(server, port);
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}
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public function disconnect():void
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{
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this.socket.close();
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this.disconnected(null);
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}
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public function getServers():void
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{
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var http:HTTPService = new HTTPService();
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http.url = "http://luetzschena-stahmeln.de/dictd/xmllist.php";
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http.addEventListener(ResultEvent.RESULT, incomingServerXML);
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http.addEventListener(FaultEvent.FAULT, httpError);
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http.resultFormat = HTTPService.RESULT_FORMAT_E4X;
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http.send();
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}
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public function getDatabases(shortList:Boolean=true):void
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{
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this.dbShortList = shortList;
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this.socket.writeUTFBytes("show db\r\n");
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this.socket.flush();
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}
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public function getMatchStrategies():void
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{
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this.socket.writeUTFBytes("show strat\r\n");
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this.socket.flush();
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}
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public function match(database:String, term:String, scope:String="prefix"):void
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{
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this.socket.writeUTFBytes("match " + database + " " + scope + " \"" + term + "\"\r\n");
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this.socket.flush();
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}
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public function define(database:String, term:String):void
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{
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this.socket.writeUTFBytes("define " + database + " \"" + term + "\"\r\n");
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this.socket.flush();
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}
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public function lookup(term:String, scope:uint):void
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{
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var flag:String;
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if (scope == Dict.ALL_DATABASES)
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{
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flag = "*";
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}
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else if (scope == Dict.FIRST_MATCH)
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{
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flag = "!";
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}
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this.socket.writeUTFBytes("define " + flag + " \"" + term + "\"\r\n");
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this.socket.flush();
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}
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//// Private functions ////
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private function connected(event:Event):void
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{
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// Wait to dispatch an event until we get the 220 response.
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}
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private function disconnected(event:Event):void
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{
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dispatchEvent(new DisconnectedEvent(DisconnectedEvent.DISCONNECTED));
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}
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private function incomingServerXML(event:ResultEvent):void
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{
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var dictd:Namespace = new Namespace("http://www.luetzschena-stahmeln.de/dictd/");
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var result:XML = event.result as XML;
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var server:String, description:String;
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var servers:Array = new Array();
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for each (var serverNode:XML in result.dictd::server)
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{
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server = serverNode.dictd::dictdurl;
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description = serverNode.dictd::description;
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if (StringUtil.trim(server).length != 0 &&
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StringUtil.trim(description).length != 0)
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{
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var dServer:DictionaryServer = new DictionaryServer();
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dServer.server = server.replace("dict://", "");
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dServer.description = description;
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servers.push(dServer);
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}
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}
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var dEvent:DictionaryServerEvent = new DictionaryServerEvent(DictionaryServerEvent.SERVERS);
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dEvent.servers = servers;
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dispatchEvent(dEvent);
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}
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private function incomingData(event:CompleteResponseEvent):void
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{
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var rawResponse:String = event.response;
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var response:Response = this.parseRawResponse(rawResponse);
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var responseCode:uint = response.code;
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if (responseCode == 552) // no matches
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{
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throwNoMatchEvent(response);
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}
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else if (responseCode >= 400 && responseCode <= 599) // error
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{
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throwErrorEvent(response);
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}
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else if (responseCode == 220) // successful connection
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{
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dispatchEvent(new ConnectedEvent(ConnectedEvent.CONNECTED));
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}
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else if (responseCode == 110) // databases are being returned
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{
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throwDatabasesEvent(response);
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}
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else if (responseCode == 111) // matches strategies
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{
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throwMatchStrategiesEvent(response);
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}
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else if (responseCode == 152) // matches
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{
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throwMatchEvent(response);
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}
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else if (responseCode == 150)
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{
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throwDefinitionHeaderEvent(response);
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}
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else if (responseCode == 151)
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{
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throwDefinitionEvent(response);
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}
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}
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private function ioError(event:IOErrorEvent):void
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{
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dispatchEvent(event);
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}
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private function httpError(event:FaultEvent):void
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{
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trace("httpError!");
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}
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private function securityError(event:SecurityErrorEvent):void
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{
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trace("security error!");
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trace(event.text);
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}
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// Dispatch new events.
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private function throwDatabasesEvent(response:Response):void
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{
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var databases:Array = new Array();
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var responseArray:Array = response.body.split("\r\n");
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for each (var line:String in responseArray)
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{
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var name:String = line.substring(0, line.indexOf(" "));
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if (name == "--exit--")
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{
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if (this.dbShortList)
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{
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break;
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}
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continue;
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}
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var description:String = line.substring(line.indexOf(" ")+1, line.length).replace(/\"/g,"");
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databases.push(new Database(name, description));
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}
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var event:DatabaseEvent = new DatabaseEvent(DatabaseEvent.DATABASES);
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event.databases = databases;
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dispatchEvent(event);
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}
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private function throwMatchStrategiesEvent(response:Response):void
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{
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var strategies:Array = new Array();
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var responseArray:Array = response.body.split("\r\n");
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for each (var line:String in responseArray)
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{
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var name:String = line.substring(0, line.indexOf(" "));
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var description:String = line.substring(line.indexOf(" ")+1, line.length).replace(/\"/g,"");
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strategies.push(new MatchStrategy(name, description));
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}
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var event:MatchStrategiesEvent = new MatchStrategiesEvent(MatchStrategiesEvent.MATCH_STRATEGIES);
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event.strategies = strategies;
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dispatchEvent(event);
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}
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private function throwMatchEvent(response:Response):void
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{
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var matches:Array = new Array();
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var responseArray:Array = response.body.split("\r\n");
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for each (var line:String in responseArray)
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{
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var match:String = line.substring(line.indexOf(" ")+1, line.length).replace(/\"/g,"");
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matches.push(match);
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}
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var event:MatchEvent = new MatchEvent(MatchEvent.MATCH);
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event.matches = matches;
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dispatchEvent(event);
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}
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private function throwErrorEvent(response:Response):void
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{
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var event:ErrorEvent = new ErrorEvent(ErrorEvent.ERROR);
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event.code = response.code;
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event.message = response.headerText;
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dispatchEvent(event);
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}
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private function throwNoMatchEvent(response:Response):void
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{
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dispatchEvent(new NoMatchEvent(NoMatchEvent.NO_MATCH));
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}
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private function throwDefinitionHeaderEvent(response:Response):void
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{
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var event:DefinitionHeaderEvent = new DefinitionHeaderEvent(DefinitionHeaderEvent.DEFINITION_HEADER);
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event.definitionCount = uint(response.headerText.substring(0, response.headerText.indexOf(" ")));
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dispatchEvent(event);
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}
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private function throwDefinitionEvent(response:Response):void
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{
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var event:DefinitionEvent = new DefinitionEvent(DefinitionEvent.DEFINITION);
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var def:Definition = new Definition();
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var headerText:String = response.headerText;
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var tokens:Array = headerText.match(/"[^"]+"/g);
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def.term = String(tokens[0]).replace(/"/g, "");
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def.database = String(tokens[1]).replace(/"/g, "");
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def.definition = response.body;
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event.definition = def;
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dispatchEvent(event);
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}
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private function parseRawResponse(rawResponse:String):Response
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{
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var response:Response = new Response();
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var fullHeader:String;
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if (rawResponse.indexOf("\r\n") != -1)
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{
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fullHeader = rawResponse.substring(0, rawResponse.indexOf("\r\n"));
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}
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else
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{
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fullHeader = rawResponse;
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}
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var responseCodeMatch:Array = fullHeader.match(/^\d{3}/);
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response.code = uint(responseCodeMatch[0]);
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response.headerText = fullHeader.substring(fullHeader.indexOf(" ")+1, fullHeader.length);
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var body:String = rawResponse.substring(rawResponse.indexOf("\r\n")+2, rawResponse.length);
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body = body.replace(/\r\n\.\./, "\r\n.");
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response.body = body;
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return response;
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}
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}
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} |