photomix/public/javascripts/uploadify-2.1/com/adobe/protocols/dict/Dict.as
2010-04-13 15:10:40 -04:00

328 lines
9.9 KiB
ActionScript
Executable file

package com.adobe.protocols.dict
{
import com.adobe.protocols.dict.events.*;
import com.adobe.protocols.dict.util.*;
import flash.events.Event;
import flash.events.EventDispatcher;
import flash.events.IOErrorEvent;
import flash.events.ProgressEvent;
import flash.events.SecurityErrorEvent;
import flash.net.Socket;
import mx.rpc.http.HTTPService;
import mx.rpc.events.ResultEvent;
import mx.rpc.events.FaultEvent;
import flash.xml.XMLNode;
import mx.utils.StringUtil;
public class Dict
extends EventDispatcher
{
// Event type names.
public static var CONNECTED:String = "connected";
public static var DISCONNECTED:String = "disconnected";
public static var IO_ERROR:String = IOErrorEvent.IO_ERROR;
public static var ERROR:String = "error";
public static var SERVERS:String = "servers";
public static var DATABASES:String = "databases";
public static var MATCH_STRATEGIES:String = "matchStrategies";
public static var DEFINITION:String = "definition";
public static var DEFINITION_HEADER:String = "definitionHeader";
public static var MATCH:String = "match";
public static var NO_MATCH:String = "noMatch";
public static var FIRST_MATCH:uint = 0;
public static var ALL_DATABASES:uint = 1;
private var socket:SocketHelper;
private var dbShortList:Boolean;
public function Dict()
{
this.socket = new SocketHelper();
this.socket.addEventListener(Event.CONNECT, connected);
this.socket.addEventListener(Event.CLOSE, disconnected);
this.socket.addEventListener(SocketHelper.COMPLETE_RESPONSE, incomingData);
this.socket.addEventListener(IOErrorEvent.IO_ERROR, ioError);
this.socket.addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityError);
}
public function connect(server:String, port:uint = 2628):void
{
if (this.socket.connected)
{
this.socket.close();
}
this.socket.connect(server, port);
}
public function connectThroughProxy(proxyServer:String,
proxyPort:int,
server:String,
port:uint = 2628):void
{
if (this.socket.connected)
{
this.socket.close();
}
this.socket.setProxyInfo(proxyServer, proxyPort);
this.socket.connect(server, port);
}
public function disconnect():void
{
this.socket.close();
this.disconnected(null);
}
public function getServers():void
{
var http:HTTPService = new HTTPService();
http.url = "http://luetzschena-stahmeln.de/dictd/xmllist.php";
http.addEventListener(ResultEvent.RESULT, incomingServerXML);
http.addEventListener(FaultEvent.FAULT, httpError);
http.resultFormat = HTTPService.RESULT_FORMAT_E4X;
http.send();
}
public function getDatabases(shortList:Boolean=true):void
{
this.dbShortList = shortList;
this.socket.writeUTFBytes("show db\r\n");
this.socket.flush();
}
public function getMatchStrategies():void
{
this.socket.writeUTFBytes("show strat\r\n");
this.socket.flush();
}
public function match(database:String, term:String, scope:String="prefix"):void
{
this.socket.writeUTFBytes("match " + database + " " + scope + " \"" + term + "\"\r\n");
this.socket.flush();
}
public function define(database:String, term:String):void
{
this.socket.writeUTFBytes("define " + database + " \"" + term + "\"\r\n");
this.socket.flush();
}
public function lookup(term:String, scope:uint):void
{
var flag:String;
if (scope == Dict.ALL_DATABASES)
{
flag = "*";
}
else if (scope == Dict.FIRST_MATCH)
{
flag = "!";
}
this.socket.writeUTFBytes("define " + flag + " \"" + term + "\"\r\n");
this.socket.flush();
}
//// Private functions ////
private function connected(event:Event):void
{
// Wait to dispatch an event until we get the 220 response.
}
private function disconnected(event:Event):void
{
dispatchEvent(new DisconnectedEvent());
}
private function incomingServerXML(event:ResultEvent):void
{
var dictd:Namespace = new Namespace("http://www.luetzschena-stahmeln.de/dictd/");
var result:XML = event.result as XML;
var server:String, description:String;
var servers:Array = new Array();
for each (var serverNode:XML in result.dictd::server)
{
server = serverNode.dictd::dictdurl;
description = serverNode.dictd::description;
if (StringUtil.trim(server).length != 0 &&
StringUtil.trim(description).length != 0)
{
var dServer:DictionaryServer = new DictionaryServer();
dServer.server = server.replace("dict://", "");
dServer.description = description;
servers.push(dServer);
}
}
var dEvent:DictionaryServerEvent = new DictionaryServerEvent();
dEvent.servers = servers;
dispatchEvent(dEvent);
}
private function incomingData(event:CompleteResponseEvent):void
{
var rawResponse:String = event.response;
var response:Response = this.parseRawResponse(rawResponse);
var responseCode:uint = response.code;
if (responseCode == 552) // no matches
{
throwNoMatchEvent(response);
}
else if (responseCode >= 400 && responseCode <= 599) // error
{
throwErrorEvent(response);
}
else if (responseCode == 220) // successful connection
{
dispatchEvent(new ConnectedEvent());
}
else if (responseCode == 110) // databases are being returned
{
throwDatabasesEvent(response);
}
else if (responseCode == 111) // matches strategies
{
throwMatchStrategiesEvent(response);
}
else if (responseCode == 152) // matches
{
throwMatchEvent(response);
}
else if (responseCode == 150)
{
throwDefinitionHeaderEvent(response);
}
else if (responseCode == 151)
{
throwDefinitionEvent(response);
}
}
private function ioError(event:IOErrorEvent):void
{
dispatchEvent(event);
}
private function httpError(event:FaultEvent):void
{
trace("httpError!");
}
private function securityError(event:SecurityErrorEvent):void
{
trace("security error!");
trace(event.text);
}
// Dispatch new events.
private function throwDatabasesEvent(response:Response):void
{
var databases:Array = new Array();
var responseArray:Array = response.body.split("\r\n");
for each (var line:String in responseArray)
{
var name:String = line.substring(0, line.indexOf(" "));
if (name == "--exit--")
{
if (this.dbShortList)
{
break;
}
continue;
}
var description:String = line.substring(line.indexOf(" ")+1, line.length).replace(/\"/g,"");
databases.push(new Database(name, description));
}
var event:DatabaseEvent = new DatabaseEvent();
event.databases = databases;
dispatchEvent(event);
}
private function throwMatchStrategiesEvent(response:Response):void
{
var strategies:Array = new Array();
var responseArray:Array = response.body.split("\r\n");
for each (var line:String in responseArray)
{
var name:String = line.substring(0, line.indexOf(" "));
var description:String = line.substring(line.indexOf(" ")+1, line.length).replace(/\"/g,"");
strategies.push(new MatchStrategy(name, description));
}
var event:MatchStrategiesEvent = new MatchStrategiesEvent();
event.strategies = strategies;
dispatchEvent(event);
}
private function throwMatchEvent(response:Response):void
{
var matches:Array = new Array();
var responseArray:Array = response.body.split("\r\n");
for each (var line:String in responseArray)
{
var match:String = line.substring(line.indexOf(" ")+1, line.length).replace(/\"/g,"");
matches.push(match);
}
var event:MatchEvent = new MatchEvent();
event.matches = matches;
dispatchEvent(event);
}
private function throwErrorEvent(response:Response):void
{
var event:ErrorEvent = new ErrorEvent();
event.code = response.code;
event.message = response.headerText;
dispatchEvent(event);
}
private function throwNoMatchEvent(response:Response):void
{
dispatchEvent(new NoMatchEvent());
}
private function throwDefinitionHeaderEvent(response:Response):void
{
var event:DefinitionHeaderEvent = new DefinitionHeaderEvent();
event.definitionCount = uint(response.headerText.substring(0, response.headerText.indexOf(" ")));
dispatchEvent(event);
}
private function throwDefinitionEvent(response:Response):void
{
var event:DefinitionEvent = new DefinitionEvent();
var def:Definition = new Definition();
var headerText:String = response.headerText;
var tokens:Array = headerText.match(/"[^"]+"/g);
def.term = String(tokens[0]).replace(/"/g, "");
def.database = String(tokens[1]).replace(/"/g, "");
def.definition = response.body;
event.definition = def;
dispatchEvent(event);
}
private function parseRawResponse(rawResponse:String):Response
{
var response:Response = new Response();
var fullHeader:String;
if (rawResponse.indexOf("\r\n") != -1)
{
fullHeader = rawResponse.substring(0, rawResponse.indexOf("\r\n"));
}
else
{
fullHeader = rawResponse;
}
var responseCodeMatch:Array = fullHeader.match(/^\d{3}/);
response.code = uint(responseCodeMatch[0]);
response.headerText = fullHeader.substring(fullHeader.indexOf(" ")+1, fullHeader.length);
var body:String = rawResponse.substring(rawResponse.indexOf("\r\n")+2, rawResponse.length);
body = body.replace(/\r\n\.\./, "\r\n.");
response.body = body;
return response;
}
}
}