src/main/java/jp/sourceforge/jindolf/parser/SysEventParser.java

   1 /*\r
   2  * System event parser\r
   3  *\r
   4  * License : The MIT License\r
   5  * Copyright(c) 2009 olyutorskii\r
   6  */\r
   7 \r
   8 package jp.sourceforge.jindolf.parser;\r
   9 \r
  10 import java.util.regex.Pattern;\r
  11 import jp.sourceforge.jindolf.corelib.EventFamily;\r
  12 import jp.sourceforge.jindolf.corelib.GameRole;\r
  13 import jp.sourceforge.jindolf.corelib.SysEventType;\r
  14 import jp.sourceforge.jindolf.corelib.Team;\r
  15 \r
  16 /**\r
  17  * 人狼BBSシステムが出力する各種イベント表記のパースを行うパーサ。\r
  18  * パース進行に従い{@link SysEventHandler}の各種メソッドが呼び出される。\r
  19  */\r
  20 public class SysEventParser extends AbstractParser{\r
  21 \r
  22     private static final String AVATAR_REGEX =\r
  23             "[^<、" + SPCHAR + "]+\u0020[^<、。" + SPCHAR + "]+";\r
  24 \r
  25     private static final Pattern C_DIV_PATTERN =\r
  26             compile(SP_I+ "</div>" +SP_I);\r
  27     private static final Pattern AVATAR_PATTERN =\r
  28             compile(AVATAR_REGEX);\r
  29 \r
  30 \r
  31     private SysEventHandler sysEventHandler;\r
  32 \r
  33     private int pushedRegionStart = -1;\r
  34     private int pushedRegionEnd   = -1;\r
  35 \r
  36     private final SeqRange rangepool_1 = new SeqRange();\r
  37     private final SeqRange rangepool_2 = new SeqRange();\r
  38     private final SeqRange rangepool_3 = new SeqRange();\r
  39 \r
  40     /**\r
  41      * コンストラクタ。\r
  42      * @param parent 親パーサ\r
  43      */\r
  44     public SysEventParser(ChainedParser parent){\r
  45         super(parent);\r
  46         return;\r
  47     }\r
  48 \r
  49     /**\r
  50      * {@link SysEventHandler}ハンドラを登録する。\r
  51      * @param sysEventHandler ハンドラ\r
  52      */\r
  53     public void setSysEventHandler(SysEventHandler sysEventHandler){\r
  54         this.sysEventHandler = sysEventHandler;\r
  55         return;\r
  56     }\r
  57 \r
  58     /**\r
  59      * Announceメッセージをパースする。\r
  60      * @throws HtmlParseException パースエラー\r
  61      */\r
  62     public void parseAnnounce() throws HtmlParseException{\r
  63         setContextErrorMessage("Unknown Announce message");\r
  64 \r
  65         this.sysEventHandler.startSysEvent(EventFamily.ANNOUNCE);\r
  66 \r
  67         int regionStart = regionStart();\r
  68         int regionEnd   = regionEnd();\r
  69 \r
  70         boolean result =\r
  71                    probeSimpleAnnounce()\r
  72                 || probeOpenRole()\r
  73                 || probeSurvivor()\r
  74                 || probeMurdered()\r
  75                 || probeOnStage()\r
  76                 || probeSuddenDeath()\r
  77                 || probeCounting()\r
  78                 || probePlayerList()\r
  79                 || probeExecution()\r
  80                 || probeVanish()\r
  81                 ;\r
  82         if( ! result ){\r
  83             throw buildParseException();\r
  84         }\r
  85 \r
  86         getMatcher().region(regionStart, regionEnd);\r
  87         parseContent();\r
  88 \r
  89         lookingAtAffirm(C_DIV_PATTERN);\r
  90         shrinkRegion();\r
  91 \r
  92         this.sysEventHandler.endSysEvent();\r
  93 \r
  94         return;\r
  95     }\r
  96 \r
  97     private static final Pattern STARTENTRY_PATTERN =\r
  98              compile(\r
  99              "昼間は人間のふりをして、夜に正体を現すという人狼。<br />"\r
 100             +"その人狼が、"\r
 101             +"この村に紛れ込んでいるという噂が広がった。<br /><br />"\r
 102             +"村人達は半信半疑ながらも、"\r
 103             +"村はずれの宿に集められることになった。"\r
 104             +"<br />");\r
 105     private static final Pattern STARTMIRROR_PATTERN =\r
 106              compile(\r
 107              "さあ、自らの姿を鏡に映してみよう。<br />"\r
 108             +"そこに映るのはただの村人か、"\r
 109             +"それとも血に飢えた人狼か。<br /><br />"\r
 110             +"例え人狼でも、多人数で立ち向かえば怖くはない。<br />"\r
 111             +"問題は、だれが人狼なのかという事だ。<br />"\r
 112             +"占い師の能力を持つ人間ならば、それを見破れるだろう。"\r
 113             +"(?:<br />)?");\r
 114     private static final Pattern STARTASSAULT_PATTERN =\r
 115              compile(\r
 116              "ついに犠牲者が出た。人狼はこの村人達のなかにいる。<br />"\r
 117             +"しかし、それを見分ける手段はない。<br /><br />"\r
 118             +"村人達は、疑わしい者を排除するため、"\r
 119             +"投票を行う事にした。<br />"\r
 120             +"無実の犠牲者が出るのもやむをえない。"\r
 121             +"村が全滅するよりは……。<br /><br />"\r
 122             +"最後まで残るのは村人か、それとも人狼か。"\r
 123             +"(?:<br />)?");\r
 124     private static final Pattern NOMURDER_PATTERN =\r
 125              compile(\r
 126              "今日は犠牲者がいないようだ。人狼は襲撃に失敗したのだろうか。");\r
 127     private static final Pattern WINVILLAGE_PATTERN =\r
 128              compile(\r
 129              "全ての人狼を退治した……。人狼に怯える日々は去ったのだ！"\r
 130             +"(?:<br />)?");\r
 131     private static final Pattern WINWOLF_PATTERN =\r
 132              compile(\r
 133              "もう人狼に抵抗できるほど村人は残っていない……。<br />"\r
 134             +"人狼は残った村人を全て食らい、"\r
 135             +"別の獲物を求めてこの村を去っていった。"\r
 136             +"(?:<br />)?");\r
 137     private static final Pattern WINHAMSTER_PATTERN =\r
 138              compile(\r
 139               "全ては終わったかのように見えた。<br />"\r
 140              +"だが、奴が生き残っていた……。");\r
 141     private static final Pattern PANIC_PATTERN =\r
 142              compile("……。");\r
 143     private static final Pattern SHORTMEMBER_PATTERN =\r
 144              compile(\r
 145              "まだ村人達は揃っていないようだ。"\r
 146             +"(?:<br />)?");\r
 147 \r
 148     private static Object[][] simpleRegexToType = {\r
 149         { STARTENTRY_PATTERN,   SysEventType.STARTENTRY   },\r
 150         { STARTMIRROR_PATTERN,  SysEventType.STARTMIRROR  },\r
 151         { STARTASSAULT_PATTERN, SysEventType.STARTASSAULT },\r
 152         { NOMURDER_PATTERN,     SysEventType.NOMURDER     },\r
 153         { WINVILLAGE_PATTERN,   SysEventType.WINVILLAGE   },\r
 154         { WINWOLF_PATTERN,      SysEventType.WINWOLF      },\r
 155         { WINHAMSTER_PATTERN,   SysEventType.WINHAMSTER   },\r
 156         { PANIC_PATTERN,        SysEventType.PANIC        },\r
 157         { SHORTMEMBER_PATTERN,  SysEventType.SHORTMEMBER  },\r
 158     };\r
 159 \r
 160     /**\r
 161      * 文字列が固定されたシンプルなAnnounceメッセージのパースを試みる。\r
 162      * @return マッチしたらtrue\r
 163      * @throws HtmlParseException パースエラー\r
 164      */\r
 165     private boolean probeSimpleAnnounce() throws HtmlParseException{\r
 166         pushRegion();\r
 167 \r
 168         sweepSpace();\r
 169 \r
 170         SysEventType matchedType = null;\r
 171 \r
 172         for(Object[] pair : simpleRegexToType){\r
 173             Pattern pattern = (Pattern)( pair[0] );\r
 174 \r
 175             if(lookingAtProbe(pattern)){\r
 176                 shrinkRegion();\r
 177                 matchedType = (SysEventType)( pair[1] );\r
 178                 break;\r
 179             }\r
 180         }\r
 181 \r
 182         if(matchedType == null){\r
 183             popRegion();\r
 184             return false;\r
 185         }\r
 186 \r
 187         this.sysEventHandler.sysEventType(matchedType);\r
 188 \r
 189         sweepSpace();\r
 190 \r
 191         return true;\r
 192     }\r
 193 \r
 194     private static final Pattern OPENROLE_HEAD_PATTERN =\r
 195             compile("どうやらこの中には、");\r
 196     private static final Pattern OPENROLE_NUM_PATTERN =\r
 197             compile("が([0-9]+)名(?:、)?");\r
 198     private static final Pattern OPENROLE_TAIL_PATTERN =\r
 199             compile("いるようだ。");\r
 200 \r
 201     /**\r
 202      * OPENROLEメッセージのパースを試みる。\r
 203      * @return マッチしたらtrue\r
 204      * @throws HtmlParseException パースエラー\r
 205      */\r
 206     private boolean probeOpenRole() throws HtmlParseException{\r
 207         pushRegion();\r
 208 \r
 209         sweepSpace();\r
 210 \r
 211         if( ! lookingAtProbe(OPENROLE_HEAD_PATTERN) ){\r
 212             popRegion();\r
 213             return false;\r
 214         }\r
 215         shrinkRegion();\r
 216 \r
 217         this.sysEventHandler.sysEventType(SysEventType.OPENROLE);\r
 218 \r
 219         for(;;){\r
 220             GameRole role = lookingAtRole();\r
 221             if(role == null){\r
 222                 if( lookingAtProbe(OPENROLE_TAIL_PATTERN) ){\r
 223                     shrinkRegion();\r
 224                     break;\r
 225                 }\r
 226                 popRegion();\r
 227                 return false;\r
 228             }\r
 229             shrinkRegion();\r
 230 \r
 231             if( ! lookingAtProbe(OPENROLE_NUM_PATTERN) ){\r
 232                 popRegion();\r
 233                 return false;\r
 234             }\r
 235             int num = parseGroupedInt(1);\r
 236             shrinkRegion();\r
 237 \r
 238             this.sysEventHandler.sysEventOpenRole(role, num);\r
 239         }\r
 240 \r
 241         sweepSpace();\r
 242 \r
 243         return true;\r
 244     }\r
 245 \r
 246     private static final Pattern SURVIVOR_HEAD_PATTERN =\r
 247             compile("現在の生存者は、");\r
 248     private static final Pattern SURVIVOR_PATTERN =\r
 249             Pattern.compile(\r
 250             "(" + AVATAR_REGEX + ")"\r
 251             +"(?:"\r
 252                 +"(?:"\r
 253                     +"、"\r
 254                 +")|(?:"\r
 255                     +"\u0020の\u0020([0-9]+)\u0020名。"\r
 256                 +")"\r
 257             +")");\r
 258 \r
 259     /**\r
 260      * SURVIVORメッセージのパースを試みる。\r
 261      * @return マッチしたらtrue\r
 262      * @throws HtmlParseException パースエラー\r
 263      */\r
 264     private boolean probeSurvivor() throws HtmlParseException{\r
 265         SeqRange avatarRange = this.rangepool_1;\r
 266 \r
 267         pushRegion();\r
 268 \r
 269         sweepSpace();\r
 270 \r
 271         if( ! lookingAtProbe(SURVIVOR_HEAD_PATTERN) ){\r
 272             popRegion();\r
 273             return false;\r
 274         }\r
 275         shrinkRegion();\r
 276 \r
 277         this.sysEventHandler.sysEventType(SysEventType.SURVIVOR);\r
 278 \r
 279         int avatarNum = 0;\r
 280         for(;;){\r
 281             if( ! lookingAtProbe(SURVIVOR_PATTERN) ){\r
 282                 popRegion();\r
 283                 return false;\r
 284             }\r
 285             avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 286             this.sysEventHandler\r
 287                 .sysEventSurvivor(getContent(), avatarRange);\r
 288             avatarNum++;\r
 289             if(isGroupMatched(2)){\r
 290                 int num = parseGroupedInt(2);\r
 291                 shrinkRegion();\r
 292                 if(num != avatarNum){\r
 293                     throw new HtmlParseException(regionStart());\r
 294                 }\r
 295                 break;\r
 296             }\r
 297             shrinkRegion();\r
 298         }\r
 299 \r
 300         sweepSpace();\r
 301 \r
 302         return true;\r
 303     }\r
 304 \r
 305     private static final Pattern MURDERED_HEAD_PATTERN =\r
 306             compile("次の日の朝、");\r
 307     private static final Pattern MURDERED_SW_PATTERN =\r
 308             compile(\r
 309                 "("\r
 310                     +"\u0020と\u0020"\r
 311                 +")|("\r
 312                     +"\u0020が無残な姿で発見された。"\r
 313                     +"(?:<br />)?"  // E国対策\r
 314                 +")"\r
 315             );\r
 316 \r
 317     /**\r
 318      * MURDEREDメッセージのパースを試みる。\r
 319      * @return マッチしたらtrue\r
 320      * @throws HtmlParseException パースエラー\r
 321      */\r
 322     private boolean probeMurdered() throws HtmlParseException{\r
 323         SeqRange avatarRange  = this.rangepool_1;\r
 324         SeqRange avatarRange2 = this.rangepool_2;\r
 325         avatarRange .setInvalid();\r
 326         avatarRange2.setInvalid();\r
 327 \r
 328         pushRegion();\r
 329 \r
 330         sweepSpace();\r
 331 \r
 332         if( ! lookingAtProbe(MURDERED_HEAD_PATTERN)){\r
 333             popRegion();\r
 334             return false;\r
 335         }\r
 336         shrinkRegion();\r
 337 \r
 338         this.sysEventHandler.sysEventType(SysEventType.MURDERED);\r
 339 \r
 340         for(;;){\r
 341             if( ! lookingAtProbe(AVATAR_PATTERN)){\r
 342                 popRegion();\r
 343                 return false;\r
 344             }\r
 345             if( ! avatarRange.isValid() ){\r
 346                 avatarRange.setLastMatchedRange(getMatcher());\r
 347             }else if( ! avatarRange2.isValid() ){\r
 348                 avatarRange2.setLastMatchedRange(getMatcher());\r
 349             }else{\r
 350                 assert false;\r
 351                 throw buildParseException();\r
 352             }\r
 353             shrinkRegion();\r
 354 \r
 355             if( ! lookingAtProbe(MURDERED_SW_PATTERN)){\r
 356                 popRegion();\r
 357                 return false;\r
 358             }\r
 359             if(isGroupMatched(1)){\r
 360                 shrinkRegion();\r
 361                 continue;\r
 362             }else if(isGroupMatched(2)){\r
 363                 shrinkRegion();\r
 364                 break;\r
 365             }else{\r
 366                 assert false;\r
 367                 throw buildParseException();\r
 368             }\r
 369         }\r
 370 \r
 371         this.sysEventHandler\r
 372             .sysEventMurdered(getContent(), avatarRange);\r
 373         if(avatarRange2.isValid()){\r
 374             this.sysEventHandler\r
 375                 .sysEventMurdered(getContent(), avatarRange2);\r
 376         }\r
 377 \r
 378         sweepSpace();\r
 379 \r
 380         return true;\r
 381     }\r
 382 \r
 383     private static final Pattern ONSTAGE_NO_PATTERN =\r
 384             compile("([0-9]+)人目、");\r
 385     private static final Pattern ONSTAGE_DOT_PATTERN =\r
 386             compile(\r
 387              "("\r
 388             +"(?:" + AVATAR_REGEX + ")"\r
 389             +"|)"    // F1556プロローグ対策\r
 390             +"。");\r
 391 \r
 392     /**\r
 393      * ONSTAGEメッセージのパースを試みる。\r
 394      * @return マッチしたらtrue\r
 395      * @throws HtmlParseException パースエラー\r
 396      */\r
 397     private boolean probeOnStage() throws HtmlParseException{\r
 398         SeqRange avatarRange = this.rangepool_1;\r
 399 \r
 400         pushRegion();\r
 401 \r
 402         sweepSpace();\r
 403 \r
 404         if( ! lookingAtProbe(ONSTAGE_NO_PATTERN) ){\r
 405             popRegion();\r
 406             return false;\r
 407         }\r
 408         int entryNo = parseGroupedInt(1);\r
 409         shrinkRegion();\r
 410 \r
 411         this.sysEventHandler.sysEventType(SysEventType.ONSTAGE);\r
 412 \r
 413         if( ! lookingAtProbe(ONSTAGE_DOT_PATTERN) ){\r
 414             popRegion();\r
 415             return false;\r
 416         }\r
 417         avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 418         shrinkRegion();\r
 419 \r
 420         this.sysEventHandler\r
 421             .sysEventOnStage(getContent(), entryNo, avatarRange);\r
 422 \r
 423         sweepSpace();\r
 424 \r
 425         return true;\r
 426     }\r
 427 \r
 428     private static final Pattern SUDDENDEATH_PATTERN =\r
 429             compile(\r
 430                  "("\r
 431                 +"(?:" + AVATAR_REGEX + ")"\r
 432                 +"|)"                            // F681 2d 対策\r
 433                 +"\u0020?は、突然死した。"\r
 434             );\r
 435 \r
 436     /**\r
 437      * SUDDENDEATHメッセージのパースを試みる。\r
 438      * @return マッチしたらtrue\r
 439      * @throws HtmlParseException パースエラー\r
 440      */\r
 441     private boolean probeSuddenDeath() throws HtmlParseException{\r
 442         SeqRange avatarRange = this.rangepool_1;\r
 443 \r
 444         pushRegion();\r
 445 \r
 446         sweepSpace();\r
 447 \r
 448         if( ! lookingAtProbe(SUDDENDEATH_PATTERN)){\r
 449             popRegion();\r
 450             return false;\r
 451         }\r
 452         avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 453         shrinkRegion();\r
 454 \r
 455         this.sysEventHandler.sysEventType(SysEventType.SUDDENDEATH);\r
 456         this.sysEventHandler\r
 457             .sysEventSuddenDeath(getContent(), avatarRange);\r
 458 \r
 459         sweepSpace();\r
 460 \r
 461         return true;\r
 462     }\r
 463 \r
 464     private static final Pattern COUNTING_PATTERN =\r
 465             compile(\r
 466             "(?:"\r
 467                 +"<br />"\r
 468                 +"(" + AVATAR_REGEX + ")"\r
 469                 +"\u0020は村人達の手により処刑された。"\r
 470             +")|(?:"\r
 471                 +"(" + AVATAR_REGEX + ")"\r
 472                 +"\u0020は\u0020"\r
 473                 +"(" + AVATAR_REGEX + ")"\r
 474                 +"\u0020に投票した。"\r
 475                 +"(?:<br />)?"\r
 476             +")"\r
 477             );\r
 478 \r
 479     /**\r
 480      * COUNTINGメッセージのパースを試みる。\r
 481      * @return マッチしたらtrue\r
 482      * @throws HtmlParseException パースエラー\r
 483      */\r
 484     private boolean probeCounting() throws HtmlParseException{\r
 485         SeqRange voteByRange = this.rangepool_1;\r
 486         SeqRange voteToRange = this.rangepool_2;\r
 487 \r
 488         pushRegion();\r
 489 \r
 490         sweepSpace();\r
 491 \r
 492         boolean hasVote = false;\r
 493         for(;;){\r
 494             if( ! lookingAtProbe(COUNTING_PATTERN) ){\r
 495                 break; // 処刑なし\r
 496             }\r
 497             if(isGroupMatched(1)){\r
 498                 voteByRange.setInvalid();\r
 499                 voteToRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 500                 shrinkRegion();\r
 501                 this.sysEventHandler\r
 502                     .sysEventCounting(getContent(),\r
 503                                       voteByRange,\r
 504                                       voteToRange );\r
 505                 break;\r
 506             }else if(isGroupMatched(2)){\r
 507                 if( ! hasVote ){\r
 508                     hasVote = true;\r
 509                     this.sysEventHandler.sysEventType(SysEventType.COUNTING);\r
 510                 }\r
 511                 voteByRange.setLastMatchedGroupRange(getMatcher(), 2);\r
 512                 voteToRange.setLastMatchedGroupRange(getMatcher(), 3);\r
 513                 shrinkRegion();\r
 514                 this.sysEventHandler\r
 515                     .sysEventCounting(getContent(),\r
 516                                       voteByRange,\r
 517                                       voteToRange );\r
 518             }else{\r
 519                 assert false;\r
 520                 throw buildParseException();\r
 521             }\r
 522         }\r
 523 \r
 524         if( ! hasVote ){\r
 525             popRegion();\r
 526             return false;\r
 527         }\r
 528 \r
 529         sweepSpace();\r
 530 \r
 531         return true;\r
 532     }\r
 533 \r
 534     private static final Pattern COUNTING2_PATTERN =\r
 535             compile(\r
 536                  "(" + AVATAR_REGEX + ")"\r
 537                 +"\u0020は\u0020"\r
 538                 +"(" + AVATAR_REGEX + ")"\r
 539                 +"\u0020に投票した。"\r
 540                 +"(?:<br />)?"\r
 541             );\r
 542 \r
 543     /**\r
 544      * COUNTING2メッセージのパースを試みる。\r
 545      * @return マッチしたらtrue\r
 546      * @throws HtmlParseException パースエラー\r
 547      */\r
 548     private boolean probeCounting2() throws HtmlParseException{\r
 549         SeqRange voteByRange = this.rangepool_1;\r
 550         SeqRange voteToRange = this.rangepool_2;\r
 551 \r
 552         pushRegion();\r
 553 \r
 554         sweepSpace();\r
 555 \r
 556         boolean hasVote = false;\r
 557         for(;;){\r
 558             if( ! lookingAtProbe(COUNTING2_PATTERN) ){\r
 559                 break;\r
 560             }\r
 561             if( ! hasVote ){\r
 562                 hasVote = true;\r
 563                 this.sysEventHandler.sysEventType(SysEventType.COUNTING2);\r
 564             }\r
 565             voteByRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 566             voteToRange.setLastMatchedGroupRange(getMatcher(), 2);\r
 567             shrinkRegion();\r
 568             this.sysEventHandler\r
 569                 .sysEventCounting2(getContent(),\r
 570                                    voteByRange,\r
 571                                    voteToRange );\r
 572         }\r
 573 \r
 574         if( ! hasVote ){\r
 575             popRegion();\r
 576             return false;\r
 577         }\r
 578 \r
 579         sweepSpace();\r
 580 \r
 581         return true;\r
 582     }\r
 583 \r
 584     private static final Pattern PLAYERID_PATTERN =\r
 585             compile(\r
 586                 "\u0020\uff08" // 全角開き括弧\r
 587                 +"(?:<a\u0020href=\"([^\"]*)\">)?"\r
 588                 +"([^<]*)"\r
 589                 +"(?:</a>)?"\r
 590                 +"\uff09、"     // 全角閉じ括弧\r
 591             );\r
 592     private static final Pattern LIVEORDIE_PATTERN =\r
 593             compile(\r
 594                 "(生存。)|(死亡。)"\r
 595             );\r
 596     private static final Pattern PLAYER_DELIM_PATTERN =\r
 597             compile(\r
 598                  "だった。"\r
 599                 +"(?:<br />)?"\r
 600             );\r
 601 \r
 602     /**\r
 603      * PLAYERLISTメッセージのパースを試みる。\r
 604      * @return マッチしたらtrue\r
 605      * @throws HtmlParseException パースエラー\r
 606      */\r
 607     private boolean probePlayerList() throws HtmlParseException{\r
 608         SeqRange avatarRange  = this.rangepool_1;\r
 609         SeqRange anchorRange  = this.rangepool_2;\r
 610         SeqRange accountRange = this.rangepool_3;\r
 611 \r
 612         pushRegion();\r
 613 \r
 614         sweepSpace();\r
 615 \r
 616         boolean hasPlayerList = false;\r
 617 \r
 618         for(;;){\r
 619             if( ! lookingAtProbe(AVATAR_PATTERN)){\r
 620                 break;\r
 621             }\r
 622             avatarRange.setLastMatchedRange(getMatcher());\r
 623             shrinkRegion();\r
 624 \r
 625             if( ! lookingAtProbe(PLAYERID_PATTERN)){\r
 626                 popRegion();\r
 627                 return false;\r
 628             }\r
 629             if(isGroupMatched(1)){\r
 630                 anchorRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 631             }else{\r
 632                 anchorRange.setInvalid();\r
 633             }\r
 634             accountRange.setLastMatchedGroupRange(getMatcher(), 2);\r
 635             shrinkRegion();\r
 636 \r
 637             boolean isLiving = false;\r
 638             if( ! lookingAtProbe(LIVEORDIE_PATTERN)){\r
 639                 popRegion();\r
 640                 return false;\r
 641             }\r
 642             if(isGroupMatched(1)){\r
 643                 isLiving = true;\r
 644             }else if(isGroupMatched(2)){\r
 645                 isLiving = false;\r
 646             }\r
 647             shrinkRegion();\r
 648 \r
 649             GameRole role = lookingAtRole();\r
 650             if(role == null){\r
 651                 popRegion();\r
 652                 return false;\r
 653             }\r
 654             shrinkRegion();\r
 655 \r
 656             if( ! lookingAtProbe(PLAYER_DELIM_PATTERN)){\r
 657                 popRegion();\r
 658                 return false;\r
 659             }\r
 660             shrinkRegion();\r
 661 \r
 662             if( ! hasPlayerList ){\r
 663                 hasPlayerList = true;\r
 664                 this.sysEventHandler.sysEventType(SysEventType.PLAYERLIST);\r
 665             }\r
 666 \r
 667             this.sysEventHandler\r
 668                 .sysEventPlayerList(getContent(),\r
 669                                     avatarRange,\r
 670                                     anchorRange,\r
 671                                     accountRange,\r
 672                                     isLiving,\r
 673                                     role );\r
 674         }\r
 675 \r
 676         if( ! hasPlayerList ){\r
 677             popRegion();\r
 678             return false;\r
 679         }\r
 680 \r
 681         sweepSpace();\r
 682 \r
 683         return true;\r
 684     }\r
 685 \r
 686     private static final Pattern EXECUTION_PATTERN =\r
 687             compile(\r
 688                 "(?:"\r
 689                 + "(" + AVATAR_REGEX + ")、([0-9]+)票。(?:<br />)?"\r
 690                 +")|(?:"\r
 691                 +"<br />(" + AVATAR_REGEX + ")\u0020は"\r
 692                 +"村人達の手により処刑された。"\r
 693                 +")"\r
 694             );\r
 695 \r
 696     /**\r
 697      * EXECUTIONメッセージのパースを試みる。\r
 698      * @return マッチしたらtrue\r
 699      * @throws HtmlParseException パースエラー\r
 700      */\r
 701     private boolean probeExecution() throws HtmlParseException{\r
 702         SeqRange avatarRange  = this.rangepool_1;\r
 703 \r
 704         pushRegion();\r
 705 \r
 706         sweepSpace();\r
 707 \r
 708         boolean hasExecution = false;\r
 709 \r
 710         for(;;){\r
 711             if( ! lookingAtProbe(EXECUTION_PATTERN)){\r
 712                 break;\r
 713             }\r
 714 \r
 715             if( ! hasExecution ){\r
 716                 hasExecution = true;\r
 717                 this.sysEventHandler.sysEventType(SysEventType.EXECUTION);\r
 718             }\r
 719 \r
 720             if(isGroupMatched(1)){\r
 721                 avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 722                 int votes = parseGroupedInt(2);\r
 723                 shrinkRegion();\r
 724                 this.sysEventHandler\r
 725                     .sysEventExecution(getContent(),\r
 726                                        avatarRange,\r
 727                                        votes );\r
 728             }else if(isGroupMatched(3)){\r
 729                 avatarRange.setLastMatchedGroupRange(getMatcher(), 3);\r
 730                 shrinkRegion();\r
 731                 this.sysEventHandler\r
 732                     .sysEventExecution(getContent(),\r
 733                                        avatarRange,\r
 734                                        -1 );\r
 735             }\r
 736         }\r
 737 \r
 738         if( ! hasExecution ){\r
 739             popRegion();\r
 740             return false;\r
 741         }\r
 742 \r
 743         sweepSpace();\r
 744 \r
 745         return true;\r
 746     }\r
 747 \r
 748     private static final Pattern VANISH_PATTERN =\r
 749             compile(\r
 750                  "(?:<br />)*"\r
 751                 +"(" + AVATAR_REGEX + ")"\r
 752                 +"\u0020は、失踪した。"\r
 753                 +"(?:<br />)*"\r
 754             );\r
 755 \r
 756     /**\r
 757      * VANISHメッセージのパースを試みる。\r
 758      * @return マッチしたらtrue\r
 759      * @throws HtmlParseException パースエラー\r
 760      */\r
 761     private boolean probeVanish() throws HtmlParseException{\r
 762         SeqRange avatarRange  = this.rangepool_1;\r
 763 \r
 764         pushRegion();\r
 765 \r
 766         sweepSpace();\r
 767 \r
 768         boolean hasVanish = false;\r
 769 \r
 770         for(;;){\r
 771             if( ! lookingAtProbe(VANISH_PATTERN)){\r
 772                 break;\r
 773             }\r
 774 \r
 775             if( ! hasVanish ){\r
 776                 hasVanish = true;\r
 777                 this.sysEventHandler.sysEventType(SysEventType.VANISH);\r
 778             }\r
 779             avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 780 \r
 781             shrinkRegion();\r
 782 \r
 783             this.sysEventHandler\r
 784                 .sysEventVanish(getContent(), avatarRange);\r
 785         }\r
 786 \r
 787         if( ! hasVanish ){\r
 788             popRegion();\r
 789             return false;\r
 790         }\r
 791 \r
 792         sweepSpace();\r
 793 \r
 794         return true;\r
 795     }\r
 796 \r
 797     /**\r
 798      * Orderメッセージをパースする。\r
 799      * @throws HtmlParseException パースエラー\r
 800      */\r
 801     public void parseOrder() throws HtmlParseException{\r
 802         setContextErrorMessage("Unknown Order message");\r
 803 \r
 804         this.sysEventHandler.startSysEvent(EventFamily.ORDER);\r
 805 \r
 806         int regionStart = regionStart();\r
 807         int regionEnd   = regionEnd();\r
 808 \r
 809         boolean result =\r
 810                    probeAskEntry()\r
 811                 || probeAskCommit()\r
 812                 || probeNoComment()\r
 813                 || probeStayEpilogue()\r
 814                 || probeGameOver()\r
 815                 ;\r
 816         if( ! result ){\r
 817             throw buildParseException();\r
 818         }\r
 819 \r
 820         getMatcher().region(regionStart, regionEnd);\r
 821         parseContent();\r
 822 \r
 823         lookingAtAffirm(C_DIV_PATTERN);\r
 824         shrinkRegion();\r
 825 \r
 826         this.sysEventHandler.endSysEvent();\r
 827 \r
 828         return;\r
 829     }\r
 830 \r
 831     private static final Pattern ASKENTRY_PATTERN =\r
 832             compile(\r
 833              "演じたいキャラクターを選び、発言してください。<br />"\r
 834             +"([0-2][0-9]):([0-5][0-9])\u0020に"\r
 835             +"([0-9]+)名以上がエントリーしていれば進行します。<br />"\r
 836             +"最大([0-9]+)名まで参加可能です。<br /><br />"\r
 837             +"※[\u0020]?エントリーは取り消せません。"\r
 838             +"ルールをよく理解した上でご参加下さい。<br />"\r
 839             +"(?:※始めての方は、村人希望での参加となります。<br />)?"\r
 840             +"(?:※希望能力についての発言は控えてください。<br />)?"\r
 841             );\r
 842 \r
 843     /**\r
 844      * ASKENTRYメッセージのパースを試みる。\r
 845      * @return マッチしたらtrue\r
 846      * @throws HtmlParseException パースエラー\r
 847      */\r
 848     private boolean probeAskEntry() throws HtmlParseException{\r
 849         pushRegion();\r
 850 \r
 851         sweepSpace();\r
 852 \r
 853         if( ! lookingAtProbe(ASKENTRY_PATTERN)){\r
 854             popRegion();\r
 855             return false;\r
 856         }\r
 857 \r
 858         int hour     = parseGroupedInt(1);\r
 859         int minute   = parseGroupedInt(2);\r
 860         int minLimit = parseGroupedInt(3);\r
 861         int maxLimit = parseGroupedInt(4);\r
 862 \r
 863         shrinkRegion();\r
 864 \r
 865         this.sysEventHandler.sysEventType(SysEventType.ASKENTRY);\r
 866         this.sysEventHandler\r
 867             .sysEventAskEntry(hour, minute, minLimit, maxLimit);\r
 868 \r
 869         sweepSpace();\r
 870 \r
 871         return true;\r
 872     }\r
 873 \r
 874     private static final Pattern ASKCOMMIT_PATTERN =\r
 875             compile(\r
 876              "(?:"\r
 877             +"([0-2][0-9]):([0-5][0-9])\u0020までに、"\r
 878             +"誰を処刑するべきかの投票先を決定して下さい。<br />"\r
 879             +"一番票を集めた人物が処刑されます。"\r
 880             +"同数だった場合はランダムで決定されます。<br /><br />"\r
 881             +")?"\r
 882             +"特殊な能力を持つ人は、"\r
 883             +"([0-2][0-9]):([0-5][0-9])\u0020までに"\r
 884             +"行動を確定して下さい。<br />"\r
 885             );\r
 886 \r
 887     /**\r
 888      * ASKCOMMITメッセージのパースを試みる。\r
 889      * @return マッチしたらtrue\r
 890      * @throws HtmlParseException パースエラー\r
 891      */\r
 892     private boolean probeAskCommit() throws HtmlParseException{\r
 893         pushRegion();\r
 894 \r
 895         sweepSpace();\r
 896 \r
 897         if( ! lookingAtProbe(ASKCOMMIT_PATTERN)){\r
 898             popRegion();\r
 899             return false;\r
 900         }\r
 901 \r
 902         boolean is1stDay;\r
 903         if(isGroupMatched(1)){\r
 904             is1stDay = false;\r
 905         }else{\r
 906             is1stDay = true;\r
 907         }\r
 908 \r
 909         int hh1 = parseGroupedInt(1);\r
 910         int mm1 = parseGroupedInt(2);\r
 911         int hh2 = parseGroupedInt(3);\r
 912         int mm2 = parseGroupedInt(4);\r
 913 \r
 914         shrinkRegion();\r
 915 \r
 916         if( ! is1stDay && (hh1 != hh2 || mm1 != mm2) ){\r
 917             throw new HtmlParseException(regionStart());\r
 918         }\r
 919 \r
 920         this.sysEventHandler.sysEventType(SysEventType.ASKCOMMIT);\r
 921         this.sysEventHandler.sysEventAskCommit(hh2, mm2);\r
 922 \r
 923         sweepSpace();\r
 924 \r
 925         return true;\r
 926     }\r
 927 \r
 928     private static final Pattern NOCOMMENT_HEAD_PATTERN =\r
 929             compile("本日まだ発言していない者は、");\r
 930     private static final Pattern NOCOMMENT_AVATAR_PATTERN =\r
 931             compile(\r
 932              "(?:"\r
 933                 +"(" + AVATAR_REGEX + ")、"\r
 934             +")|(?:"\r
 935                 +"以上\u0020([0-9]+)\u0020名。"\r
 936             +")"\r
 937             );\r
 938 \r
 939     /**\r
 940      * NOCOMMENTメッセージのパースを試みる。\r
 941      * @return マッチしたらtrue\r
 942      * @throws HtmlParseException パースエラー\r
 943      */\r
 944     private boolean probeNoComment() throws HtmlParseException{\r
 945         SeqRange avatarRange = this.rangepool_1;\r
 946 \r
 947         pushRegion();\r
 948 \r
 949         sweepSpace();\r
 950 \r
 951         if( ! lookingAtProbe(NOCOMMENT_HEAD_PATTERN)){\r
 952             popRegion();\r
 953             return false;\r
 954         }\r
 955         shrinkRegion();\r
 956 \r
 957         this.sysEventHandler.sysEventType(SysEventType.NOCOMMENT);\r
 958 \r
 959         int avatarNum = 0;\r
 960         for(;;){\r
 961             if( ! lookingAtProbe(NOCOMMENT_AVATAR_PATTERN)){\r
 962                 popRegion();\r
 963                 return false;\r
 964             }\r
 965 \r
 966             if(isGroupMatched(1)){\r
 967                 avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 968                 this.sysEventHandler\r
 969                     .sysEventNoComment(getContent(), avatarRange);\r
 970                 shrinkRegion();\r
 971                 avatarNum++;\r
 972             }else if(isGroupMatched(2)){\r
 973                 int num = parseGroupedInt(2);\r
 974                 shrinkRegion();\r
 975                 if(num != avatarNum){\r
 976                     throw new HtmlParseException(regionStart());\r
 977                 }\r
 978                 break;\r
 979             }\r
 980         }\r
 981 \r
 982         sweepSpace();\r
 983 \r
 984         return true;\r
 985     }\r
 986 \r
 987     private static final Pattern STAYEPILOGUE_PATTERN =\r
 988             compile(\r
 989             "(?:(村人)|(人狼)|(ハムスター))側の勝利です！<br />"\r
 990             +"全てのログとユーザー名を公開します。"\r
 991             +"([0-2][0-9]):([0-5][0-9])\u0020まで"\r
 992             +"自由に書き込めますので、"\r
 993             +"今回の感想などをどうぞ。<br />"\r
 994             );\r
 995 \r
 996     /**\r
 997      * STAYEPILOGUEメッセージのパースを試みる。\r
 998      * @return マッチしたらtrue\r
 999      * @throws HtmlParseException パースエラー\r
1000      */\r
1001     private boolean probeStayEpilogue() throws HtmlParseException{\r
1002         pushRegion();\r
1003 \r
1004         sweepSpace();\r
1005 \r
1006         if( ! lookingAtProbe(STAYEPILOGUE_PATTERN)){\r
1007             popRegion();\r
1008             return false;\r
1009         }\r
1010 \r
1011         Team winner = null;\r
1012         if(isGroupMatched(1)){\r
1013             winner = Team.VILLAGE;\r
1014         }else if(isGroupMatched(2)){\r
1015             winner = Team.WOLF;\r
1016         }else if(isGroupMatched(3)){\r
1017             winner = Team.HAMSTER;\r
1018         }\r
1019 \r
1020         int hour = parseGroupedInt(4);\r
1021         int minute = parseGroupedInt(5);\r
1022 \r
1023         shrinkRegion();\r
1024 \r
1025         this.sysEventHandler.sysEventType(SysEventType.STAYEPILOGUE);\r
1026         this.sysEventHandler.sysEventStayEpilogue(winner, hour, minute);\r
1027 \r
1028         sweepSpace();\r
1029 \r
1030         return true;\r
1031     }\r
1032 \r
1033     private static final Pattern GAMEOVER_PATTERN =\r
1034             compile("終了しました。" + "<br />");\r
1035 \r
1036     /**\r
1037      * GAMEOVERメッセージのパースを試みる。\r
1038      * @return マッチしたらtrue\r
1039      * @throws HtmlParseException パースエラー\r
1040      */\r
1041     private boolean probeGameOver() throws HtmlParseException{\r
1042         pushRegion();\r
1043 \r
1044         sweepSpace();\r
1045 \r
1046         if( ! lookingAtProbe(GAMEOVER_PATTERN)){\r
1047             popRegion();\r
1048             return false;\r
1049         }\r
1050 \r
1051         shrinkRegion();\r
1052 \r
1053         this.sysEventHandler.sysEventType(SysEventType.GAMEOVER);\r
1054 \r
1055         sweepSpace();\r
1056 \r
1057         return true;\r
1058     }\r
1059 \r
1060     /**\r
1061      * Extraメッセージをパースする。\r
1062      * @throws HtmlParseException パースエラー\r
1063      */\r
1064     public void parseExtra() throws HtmlParseException{\r
1065         setContextErrorMessage("Unknown Extra message");\r
1066 \r
1067         this.sysEventHandler.startSysEvent(EventFamily.EXTRA);\r
1068 \r
1069         int regionStart = regionStart();\r
1070         int regionEnd   = regionEnd();\r
1071 \r
1072         boolean result =\r
1073                    probeJudge()\r
1074                 || probeGuard()\r
1075                 || probeCounting2();\r
1076         if( ! result ){\r
1077             throw buildParseException();\r
1078         }\r
1079 \r
1080         getMatcher().region(regionStart, regionEnd);\r
1081         parseContent();\r
1082 \r
1083         lookingAtAffirm(C_DIV_PATTERN);\r
1084         shrinkRegion();\r
1085 \r
1086         this.sysEventHandler.endSysEvent();\r
1087 \r
1088         return;\r
1089     }\r
1090 \r
1091     private static final Pattern JUDGE_DELIM_PATTERN =\r
1092             compile("\u0020は、");\r
1093     private static final Pattern JUDGE_TAIL_PATTERN =\r
1094             compile("\u0020を占った。");\r
1095 \r
1096     /**\r
1097      * JUDGEメッセージのパースを試みる。\r
1098      * @return マッチしたらtrue\r
1099      * @throws HtmlParseException パースエラー\r
1100      */\r
1101     private boolean probeJudge() throws HtmlParseException{\r
1102         SeqRange judgeByRange = this.rangepool_1;\r
1103         SeqRange judgeToRange = this.rangepool_2;\r
1104 \r
1105         pushRegion();\r
1106 \r
1107         sweepSpace();\r
1108 \r
1109         if( ! lookingAtProbe(AVATAR_PATTERN)){\r
1110             popRegion();\r
1111             return false;\r
1112         }\r
1113         judgeByRange.setLastMatchedRange(getMatcher());\r
1114         shrinkRegion();\r
1115 \r
1116         if( ! lookingAtProbe(JUDGE_DELIM_PATTERN)){\r
1117             popRegion();\r
1118             return false;\r
1119         }\r
1120         shrinkRegion();\r
1121 \r
1122         if( ! lookingAtProbe(AVATAR_PATTERN)){\r
1123             popRegion();\r
1124             return false;\r
1125         }\r
1126         judgeToRange.setLastMatchedRange(getMatcher());\r
1127         shrinkRegion();\r
1128 \r
1129         if( ! lookingAtProbe(JUDGE_TAIL_PATTERN)){\r
1130             popRegion();\r
1131             return false;\r
1132         }\r
1133         shrinkRegion();\r
1134 \r
1135         this.sysEventHandler.sysEventType(SysEventType.JUDGE);\r
1136         this.sysEventHandler\r
1137             .sysEventJudge(getContent(),\r
1138                            judgeByRange,\r
1139                            judgeToRange );\r
1140         sweepSpace();\r
1141 \r
1142         return true;\r
1143     }\r
1144 \r
1145     private static final Pattern GUARD_DELIM_PATTERN =\r
1146             compile("\u0020は、");\r
1147     private static final Pattern GUARD_TAIL_PATTERN =\r
1148             compile("\u0020を守っている。");\r
1149 \r
1150     /**\r
1151      * GUARDメッセージのパースを試みる。\r
1152      * @return マッチしたらtrue\r
1153      * @throws HtmlParseException パースエラー\r
1154      */\r
1155     private boolean probeGuard() throws HtmlParseException{\r
1156         SeqRange guardByRange = this.rangepool_1;\r
1157         SeqRange guardToRange = this.rangepool_2;\r
1158 \r
1159         pushRegion();\r
1160 \r
1161         sweepSpace();\r
1162 \r
1163         if( ! lookingAtProbe(AVATAR_PATTERN)){\r
1164             popRegion();\r
1165             return false;\r
1166         }\r
1167         guardByRange.setLastMatchedRange(getMatcher());\r
1168         shrinkRegion();\r
1169 \r
1170         if( ! lookingAtProbe(GUARD_DELIM_PATTERN)){\r
1171             popRegion();\r
1172             return false;\r
1173         }\r
1174         shrinkRegion();\r
1175 \r
1176         if( ! lookingAtProbe(AVATAR_PATTERN)){\r
1177             popRegion();\r
1178             return false;\r
1179         }\r
1180         guardToRange.setLastMatchedRange(getMatcher());\r
1181         shrinkRegion();\r
1182 \r
1183         if( ! lookingAtProbe(GUARD_TAIL_PATTERN)){\r
1184             popRegion();\r
1185             return false;\r
1186         }\r
1187         shrinkRegion();\r
1188 \r
1189         this.sysEventHandler.sysEventType(SysEventType.GUARD);\r
1190         this.sysEventHandler.sysEventGuard(getContent(),\r
1191                                            guardByRange,\r
1192                                            guardToRange );\r
1193         sweepSpace();\r
1194 \r
1195         return true;\r
1196     }\r
1197 \r
1198     private static final Pattern CONTENT_PATTERN =\r
1199             compile(\r
1200              "("\r
1201                 +"[^<>\\n\\r]+"\r
1202             +")|("\r
1203                 +"<br />"\r
1204             +")|(?:"\r
1205                 +"<a\u0020href=\"([^\"]*)\">([^<>]*)</a>"\r
1206             +")"\r
1207             );\r
1208 \r
1209     /**\r
1210      * システムイベントの内容文字列をパースする。\r
1211      * @throws HtmlParseException パースエラー\r
1212      */\r
1213     private void parseContent() throws HtmlParseException{\r
1214         SeqRange anchorRange  = this.rangepool_1;\r
1215         SeqRange contentRange = this.rangepool_2;\r
1216 \r
1217         sweepSpace();\r
1218 \r
1219         for(;;){\r
1220             if( ! lookingAtProbe(CONTENT_PATTERN) ){\r
1221                 break;\r
1222             }\r
1223 \r
1224             if(isGroupMatched(1)){\r
1225                 contentRange.setLastMatchedGroupRange(getMatcher(), 1);\r
1226                 this.sysEventHandler\r
1227                     .sysEventContent(getContent(), contentRange);\r
1228             }else if(isGroupMatched(2)){\r
1229                 this.sysEventHandler.sysEventContentBreak();\r
1230             }else if(isGroupMatched(3)){\r
1231                 anchorRange.setLastMatchedGroupRange(getMatcher(), 3);\r
1232                 contentRange.setLastMatchedGroupRange(getMatcher(), 4);\r
1233                 this.sysEventHandler\r
1234                     .sysEventContentAnchor(getContent(),\r
1235                                            anchorRange,\r
1236                                            contentRange );\r
1237             }\r
1238 \r
1239             shrinkRegion();\r
1240         }\r
1241 \r
1242         sweepSpace();\r
1243 \r
1244         return;\r
1245     }\r
1246 \r
1247     /**\r
1248      * 一時的に現在の検索領域を待避する。\r
1249      * 待避できるのは1回のみ。複数回スタックはできない。\r
1250      * @see #popRegion()\r
1251      */\r
1252     private void pushRegion(){\r
1253         this.pushedRegionStart = regionStart();\r
1254         this.pushedRegionEnd   = regionEnd();\r
1255         return;\r
1256     }\r
1257 \r
1258     /**\r
1259      * 一時的に待避した検索領域を復活させる。\r
1260      * @throws IllegalStateException まだ何も待避していない。\r
1261      * @see #pushRegion()\r
1262      */\r
1263     private void popRegion() throws IllegalStateException{\r
1264         if(this.pushedRegionStart < 0 || this.pushedRegionEnd < 0){\r
1265             throw new IllegalStateException();\r
1266         }\r
1267 \r
1268         if(   this.pushedRegionStart != regionStart()\r
1269            || this.pushedRegionEnd   != regionEnd()  ){\r
1270             getMatcher().region(this.pushedRegionStart, this.pushedRegionEnd);\r
1271         }\r
1272 \r
1273         this.pushedRegionStart = -1;\r
1274         this.pushedRegionEnd   = -1;\r
1275 \r
1276         return;\r
1277     }\r
1278 \r
1279 }\r