apps/filebrowser/media/filebrowser/uploadify/com/adobe/protocols/dict/Dict.as

   1 package com.adobe.protocols.dict\r
   2 {\r
   3         import com.adobe.protocols.dict.events.*;\r
   4         import com.adobe.protocols.dict.util.*;\r
   5         \r
   6         import flash.events.Event;\r
   7         import flash.events.EventDispatcher;\r
   8         import flash.events.IOErrorEvent;\r
   9         import flash.events.ProgressEvent;\r
  10         import flash.events.SecurityErrorEvent;\r
  11         import flash.net.Socket;\r
  12         import mx.rpc.http.HTTPService;\r
  13         import mx.rpc.events.ResultEvent;\r
  14         import mx.rpc.events.FaultEvent;\r
  15         import flash.xml.XMLNode;\r
  16         import mx.utils.StringUtil;\r
  17 \r
  18         public class Dict\r
  19                 extends EventDispatcher\r
  20         {\r
  21                 // Event type names.\r
  22                 public static var CONNECTED:String = "connected";\r
  23                 public static var DISCONNECTED:String = "disconnected";\r
  24                 public static var IO_ERROR:String = IOErrorEvent.IO_ERROR;\r
  25                 public static var ERROR:String = "error";\r
  26                 public static var SERVERS:String = "servers";\r
  27                 public static var DATABASES:String = "databases";\r
  28                 public static var MATCH_STRATEGIES:String = "matchStrategies";\r
  29                 public static var DEFINITION:String = "definition";\r
  30                 public static var DEFINITION_HEADER:String = "definitionHeader";\r
  31                 public static var MATCH:String = "match";\r
  32                 public static var NO_MATCH:String = "noMatch";\r
  33 \r
  34                 public static var FIRST_MATCH:uint = 0;\r
  35                 public static var ALL_DATABASES:uint = 1;\r
  36 \r
  37                 private var socket:SocketHelper;\r
  38                 \r
  39                 private var dbShortList:Boolean;\r
  40 \r
  41                 public function Dict()\r
  42                 {\r
  43                         this.socket = new SocketHelper();\r
  44                         this.socket.addEventListener(Event.CONNECT, connected);\r
  45                         this.socket.addEventListener(Event.CLOSE, disconnected);\r
  46                         this.socket.addEventListener(SocketHelper.COMPLETE_RESPONSE, incomingData);\r
  47                         this.socket.addEventListener(IOErrorEvent.IO_ERROR, ioError);\r
  48                         this.socket.addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityError);\r
  49                 }\r
  50 \r
  51                 public function connect(server:String, port:uint = 2628):void\r
  52                 {\r
  53                         if (this.socket.connected)\r
  54                         {\r
  55                                 this.socket.close();\r
  56                         }\r
  57                         this.socket.connect(server, port);\r
  58                 }\r
  59 \r
  60                 public function connectThroughProxy(proxyServer:String,\r
  61                                                                                         proxyPort:int,\r
  62                                                                                         server:String,\r
  63                                                                                         port:uint = 2628):void\r
  64                 {\r
  65                         if (this.socket.connected)\r
  66                         {\r
  67                                 this.socket.close();\r
  68                         }\r
  69                         this.socket.setProxyInfo(proxyServer, proxyPort);\r
  70                         this.socket.connect(server, port);\r
  71                 }\r
  72 \r
  73                 public function disconnect():void\r
  74                 {\r
  75                         this.socket.close();\r
  76                         this.disconnected(null);\r
  77                 }\r
  78 \r
  79                 public function getServers():void\r
  80                 {\r
  81                         var http:HTTPService = new HTTPService();\r
  82                         http.url = "http://luetzschena-stahmeln.de/dictd/xmllist.php";\r
  83                         http.addEventListener(ResultEvent.RESULT, incomingServerXML);\r
  84                         http.addEventListener(FaultEvent.FAULT, httpError);\r
  85                         http.resultFormat = HTTPService.RESULT_FORMAT_E4X;\r
  86                         http.send();\r
  87                 }\r
  88 \r
  89                 public function getDatabases(shortList:Boolean=true):void\r
  90                 {\r
  91                         this.dbShortList = shortList;\r
  92                         this.socket.writeUTFBytes("show db\r\n");\r
  93                         this.socket.flush();\r
  94                 }\r
  95 \r
  96                 public function getMatchStrategies():void\r
  97                 {\r
  98                         this.socket.writeUTFBytes("show strat\r\n");\r
  99                         this.socket.flush();\r
 100                 }\r
 101 \r
 102                 public function match(database:String, term:String, scope:String="prefix"):void\r
 103                 {\r
 104                         this.socket.writeUTFBytes("match " + database + " " + scope + " \"" + term + "\"\r\n");\r
 105                         this.socket.flush();\r
 106                 }\r
 107 \r
 108                 public function define(database:String, term:String):void\r
 109                 {\r
 110                         this.socket.writeUTFBytes("define " + database + " \"" + term + "\"\r\n");\r
 111                         this.socket.flush();\r
 112                 }\r
 113 \r
 114                 public function lookup(term:String, scope:uint):void\r
 115                 {\r
 116                         var flag:String;\r
 117                         if (scope == Dict.ALL_DATABASES)\r
 118                         {\r
 119                                 flag = "*";\r
 120                         }\r
 121                         else if (scope == Dict.FIRST_MATCH)\r
 122                         {\r
 123                                 flag = "!";\r
 124                         }\r
 125                         this.socket.writeUTFBytes("define " + flag + " \"" + term + "\"\r\n");\r
 126                         this.socket.flush();\r
 127                 }\r
 128 \r
 129                 //// Private functions ////\r
 130 \r
 131                 private function connected(event:Event):void\r
 132                 {\r
 133                 // Wait to dispatch an event until we get the 220 response.\r
 134         }\r
 135 \r
 136                 private function disconnected(event:Event):void\r
 137                 {\r
 138                 dispatchEvent(new DisconnectedEvent());\r
 139         }\r
 140 \r
 141                 private function incomingServerXML(event:ResultEvent):void\r
 142                 {\r
 143                         var dictd:Namespace = new Namespace("http://www.luetzschena-stahmeln.de/dictd/");\r
 144                         var result:XML = event.result as XML;\r
 145                         var server:String, description:String;\r
 146                         var servers:Array = new Array();\r
 147                         for each (var serverNode:XML in result.dictd::server)\r
 148                         {\r
 149                                 server = serverNode.dictd::dictdurl;\r
 150                                 description = serverNode.dictd::description;\r
 151                                 if (StringUtil.trim(server).length != 0 &&\r
 152                                         StringUtil.trim(description).length != 0)\r
 153                                 {\r
 154                                         var dServer:DictionaryServer = new DictionaryServer();\r
 155                                         dServer.server = server.replace("dict://", "");\r
 156                                         dServer.description = description;\r
 157                                         servers.push(dServer);\r
 158                                 }\r
 159                         }\r
 160                         var dEvent:DictionaryServerEvent = new DictionaryServerEvent();\r
 161                         dEvent.servers = servers;\r
 162                         dispatchEvent(dEvent);\r
 163                 }\r
 164 \r
 165                 private function incomingData(event:CompleteResponseEvent):void\r
 166                 {                       \r
 167                         var rawResponse:String = event.response;\r
 168                         var response:Response = this.parseRawResponse(rawResponse);\r
 169                         var responseCode:uint = response.code;\r
 170                         if (responseCode == 552) // no matches\r
 171                         {\r
 172                                 throwNoMatchEvent(response);\r
 173                         }\r
 174                         else if (responseCode >= 400 && responseCode <= 599) // error\r
 175                         {\r
 176                                 throwErrorEvent(response);\r
 177                         }\r
 178                         else if (responseCode == 220) // successful connection\r
 179                         {\r
 180                                 dispatchEvent(new ConnectedEvent());\r
 181                         }\r
 182                         else if (responseCode == 110) // databases are being returned\r
 183                         {\r
 184                                 throwDatabasesEvent(response);                          \r
 185                         }\r
 186                         else if (responseCode == 111) // matches strategies\r
 187                         {\r
 188                                 throwMatchStrategiesEvent(response);\r
 189                         }\r
 190                         else if (responseCode == 152) // matches\r
 191                         {\r
 192                                 throwMatchEvent(response);\r
 193                         }\r
 194                         else if (responseCode == 150)\r
 195                         {\r
 196                                 throwDefinitionHeaderEvent(response);\r
 197                         }\r
 198                         else if (responseCode == 151)\r
 199                         {\r
 200                                 throwDefinitionEvent(response);\r
 201                         }\r
 202         }\r
 203 \r
 204         private function ioError(event:IOErrorEvent):void\r
 205         {\r
 206                         dispatchEvent(event);\r
 207         }\r
 208 \r
 209         private function httpError(event:FaultEvent):void\r
 210         {\r
 211                 trace("httpError!");\r
 212         }\r
 213 \r
 214         private function securityError(event:SecurityErrorEvent):void\r
 215         {\r
 216                 trace("security error!");\r
 217                 trace(event.text);\r
 218         }\r
 219 \r
 220         // Dispatch new events.\r
 221 \r
 222         private function throwDatabasesEvent(response:Response):void\r
 223         {\r
 224                         var databases:Array = new Array();\r
 225                         var responseArray:Array = response.body.split("\r\n");\r
 226                 for each (var line:String in responseArray)\r
 227                 {\r
 228                         var name:String = line.substring(0, line.indexOf(" "));\r
 229                         if (name == "--exit--")\r
 230                         {\r
 231                                 if (this.dbShortList)\r
 232                                 {\r
 233                                         break;\r
 234                                 }\r
 235                                 continue;\r
 236                         }\r
 237                         var description:String = line.substring(line.indexOf(" ")+1, line.length).replace(/\"/g,"");\r
 238                         databases.push(new Database(name, description));\r
 239                 }\r
 240                 var event:DatabaseEvent = new DatabaseEvent();\r
 241                 event.databases = databases;\r
 242                 dispatchEvent(event);\r
 243         }\r
 244 \r
 245         private function throwMatchStrategiesEvent(response:Response):void\r
 246         {\r
 247                         var strategies:Array = new Array();\r
 248                         var responseArray:Array = response.body.split("\r\n");\r
 249                 for each (var line:String in responseArray)\r
 250                 {\r
 251                         var name:String = line.substring(0, line.indexOf(" "));\r
 252                         var description:String = line.substring(line.indexOf(" ")+1, line.length).replace(/\"/g,"");\r
 253                         strategies.push(new MatchStrategy(name, description));\r
 254                 }\r
 255                 var event:MatchStrategiesEvent = new MatchStrategiesEvent();\r
 256                 event.strategies = strategies;\r
 257                 dispatchEvent(event);\r
 258         }\r
 259 \r
 260         private function throwMatchEvent(response:Response):void\r
 261         {\r
 262                         var matches:Array = new Array();\r
 263                         var responseArray:Array = response.body.split("\r\n");\r
 264                 for each (var line:String in responseArray)\r
 265                 {\r
 266                         var match:String = line.substring(line.indexOf(" ")+1, line.length).replace(/\"/g,"");\r
 267                         matches.push(match);\r
 268                 }\r
 269                 var event:MatchEvent = new MatchEvent();\r
 270                 event.matches = matches;\r
 271                 dispatchEvent(event);\r
 272         }\r
 273 \r
 274         private function throwErrorEvent(response:Response):void\r
 275         {\r
 276                 var event:ErrorEvent = new ErrorEvent();\r
 277                 event.code = response.code;\r
 278                 event.message = response.headerText;\r
 279                         dispatchEvent(event);\r
 280         }\r
 281 \r
 282         private function throwNoMatchEvent(response:Response):void\r
 283         {\r
 284                         dispatchEvent(new NoMatchEvent());\r
 285         }\r
 286 \r
 287         private function throwDefinitionHeaderEvent(response:Response):void\r
 288         {\r
 289                         var event:DefinitionHeaderEvent = new DefinitionHeaderEvent();\r
 290                         event.definitionCount = uint(response.headerText.substring(0, response.headerText.indexOf(" ")));\r
 291                         dispatchEvent(event);\r
 292         }\r
 293 \r
 294         private function throwDefinitionEvent(response:Response):void\r
 295         {\r
 296                 var event:DefinitionEvent = new DefinitionEvent();\r
 297                 var def:Definition = new Definition();\r
 298                 var headerText:String = response.headerText;\r
 299                 var tokens:Array = headerText.match(/"[^"]+"/g);\r
 300                 def.term = String(tokens[0]).replace(/"/g, "");\r
 301                 def.database = String(tokens[1]).replace(/"/g, "");\r
 302                 def.definition = response.body;\r
 303                 event.definition = def;\r
 304                         dispatchEvent(event);\r
 305         }\r
 306 \r
 307         private function parseRawResponse(rawResponse:String):Response\r
 308         {\r
 309                 var response:Response = new Response();\r
 310                 var fullHeader:String;\r
 311                 if (rawResponse.indexOf("\r\n") != -1)\r
 312                 {\r
 313                         fullHeader = rawResponse.substring(0, rawResponse.indexOf("\r\n"));\r
 314                 }\r
 315                 else\r
 316                 {\r
 317                         fullHeader = rawResponse;\r
 318                 }\r
 319                 var responseCodeMatch:Array = fullHeader.match(/^\d{3}/);\r
 320                 response.code = uint(responseCodeMatch[0]);\r
 321                 response.headerText = fullHeader.substring(fullHeader.indexOf(" ")+1, fullHeader.length);\r
 322                         var body:String = rawResponse.substring(rawResponse.indexOf("\r\n")+2, rawResponse.length);\r
 323                         body = body.replace(/\r\n\.\./, "\r\n.");\r
 324                         response.body = body;\r
 325                 return response;\r
 326         }\r
 327         }\r
 328 }