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 \r
 144     private static Object[][] simpleRegexToType = {\r
 145         { STARTENTRY_PATTERN,   SysEventType.STARTENTRY   },\r
 146         { STARTMIRROR_PATTERN,  SysEventType.STARTMIRROR  },\r
 147         { STARTASSAULT_PATTERN, SysEventType.STARTASSAULT },\r
 148         { NOMURDER_PATTERN,     SysEventType.NOMURDER     },\r
 149         { WINVILLAGE_PATTERN,   SysEventType.WINVILLAGE   },\r
 150         { WINWOLF_PATTERN,      SysEventType.WINWOLF      },\r
 151         { WINHAMSTER_PATTERN,   SysEventType.WINHAMSTER   },\r
 152         { PANIC_PATTERN,        SysEventType.PANIC        },\r
 153     };\r
 154 \r
 155     /**\r
 156      * 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
 157      * @return マッチしたらtrue\r
 158      * @throws HtmlParseException パースエラー\r
 159      */\r
 160     private boolean probeSimpleAnnounce() throws HtmlParseException{\r
 161         pushRegion();\r
 162 \r
 163         sweepSpace();\r
 164 \r
 165         SysEventType matchedType = null;\r
 166 \r
 167         for(Object[] pair : simpleRegexToType){\r
 168             Pattern pattern = (Pattern)( pair[0] );\r
 169 \r
 170             if(lookingAtProbe(pattern)){\r
 171                 shrinkRegion();\r
 172                 matchedType = (SysEventType)( pair[1] );\r
 173                 break;\r
 174             }\r
 175         }\r
 176 \r
 177         if(matchedType == null){\r
 178             popRegion();\r
 179             return false;\r
 180         }\r
 181 \r
 182         this.sysEventHandler.sysEventType(matchedType);\r
 183 \r
 184         sweepSpace();\r
 185 \r
 186         return true;\r
 187     }\r
 188 \r
 189     private static final Pattern OPENROLE_HEAD_PATTERN =\r
 190             compile("どうやらこの中には、");\r
 191     private static final Pattern OPENROLE_NUM_PATTERN =\r
 192             compile("が([0-9]+)名(?:、)?");\r
 193     private static final Pattern OPENROLE_TAIL_PATTERN =\r
 194             compile("いるようだ。");\r
 195 \r
 196     /**\r
 197      * OPENROLEメッセージのパースを試みる。\r
 198      * @return マッチしたらtrue\r
 199      * @throws HtmlParseException パースエラー\r
 200      */\r
 201     private boolean probeOpenRole() throws HtmlParseException{\r
 202         pushRegion();\r
 203 \r
 204         sweepSpace();\r
 205 \r
 206         if( ! lookingAtProbe(OPENROLE_HEAD_PATTERN) ){\r
 207             popRegion();\r
 208             return false;\r
 209         }\r
 210         shrinkRegion();\r
 211 \r
 212         this.sysEventHandler.sysEventType(SysEventType.OPENROLE);\r
 213 \r
 214         for(;;){\r
 215             GameRole role = lookingAtRole();\r
 216             if(role == null){\r
 217                 if( lookingAtProbe(OPENROLE_TAIL_PATTERN) ){\r
 218                     shrinkRegion();\r
 219                     break;\r
 220                 }\r
 221                 popRegion();\r
 222                 return false;\r
 223             }\r
 224             shrinkRegion();\r
 225 \r
 226             if( ! lookingAtProbe(OPENROLE_NUM_PATTERN) ){\r
 227                 popRegion();\r
 228                 return false;\r
 229             }\r
 230             int num = parseGroupedInt(1);\r
 231             shrinkRegion();\r
 232 \r
 233             this.sysEventHandler.sysEventOpenRole(role, num);\r
 234         }\r
 235 \r
 236         sweepSpace();\r
 237 \r
 238         return true;\r
 239     }\r
 240 \r
 241     private static final Pattern SURVIVOR_HEAD_PATTERN =\r
 242             compile("現在の生存者は、");\r
 243     private static final Pattern SURVIVOR_PATTERN =\r
 244             Pattern.compile(\r
 245             "(" + AVATAR_REGEX + ")"\r
 246             +"(?:"\r
 247                 +"(?:"\r
 248                     +"、"\r
 249                 +")|(?:"\r
 250                     +"\u0020の\u0020([0-9]+)\u0020名。"\r
 251                 +")"\r
 252             +")");\r
 253 \r
 254     /**\r
 255      * SURVIVORメッセージのパースを試みる。\r
 256      * @return マッチしたらtrue\r
 257      * @throws HtmlParseException パースエラー\r
 258      */\r
 259     private boolean probeSurvivor() throws HtmlParseException{\r
 260         SeqRange avatarRange = this.rangepool_1;\r
 261 \r
 262         pushRegion();\r
 263 \r
 264         sweepSpace();\r
 265 \r
 266         if( ! lookingAtProbe(SURVIVOR_HEAD_PATTERN) ){\r
 267             popRegion();\r
 268             return false;\r
 269         }\r
 270         shrinkRegion();\r
 271 \r
 272         this.sysEventHandler.sysEventType(SysEventType.SURVIVOR);\r
 273 \r
 274         int avatarNum = 0;\r
 275         for(;;){\r
 276             if( ! lookingAtProbe(SURVIVOR_PATTERN) ){\r
 277                 popRegion();\r
 278                 return false;\r
 279             }\r
 280             avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 281             this.sysEventHandler\r
 282                 .sysEventSurvivor(getContent(), avatarRange);\r
 283             avatarNum++;\r
 284             if(isGroupMatched(2)){\r
 285                 int num = parseGroupedInt(2);\r
 286                 shrinkRegion();\r
 287                 if(num != avatarNum){\r
 288                     throw new HtmlParseException(regionStart());\r
 289                 }\r
 290                 break;\r
 291             }\r
 292             shrinkRegion();\r
 293         }\r
 294 \r
 295         sweepSpace();\r
 296 \r
 297         return true;\r
 298     }\r
 299 \r
 300     private static final Pattern MURDERED_HEAD_PATTERN =\r
 301             compile("次の日の朝、");\r
 302     private static final Pattern MURDERED_SW_PATTERN =\r
 303             compile(\r
 304                 "("\r
 305                     +"\u0020と\u0020"\r
 306                 +")|("\r
 307                     +"\u0020が無残な姿で発見された。"\r
 308                     +"(?:<br />)?"  // E国対策\r
 309                 +")"\r
 310             );\r
 311 \r
 312     /**\r
 313      * MURDEREDメッセージのパースを試みる。\r
 314      * @return マッチしたらtrue\r
 315      * @throws HtmlParseException パースエラー\r
 316      */\r
 317     private boolean probeMurdered() throws HtmlParseException{\r
 318         SeqRange avatarRange  = this.rangepool_1;\r
 319         SeqRange avatarRange2 = this.rangepool_2;\r
 320         avatarRange .setInvalid();\r
 321         avatarRange2.setInvalid();\r
 322 \r
 323         pushRegion();\r
 324 \r
 325         sweepSpace();\r
 326 \r
 327         if( ! lookingAtProbe(MURDERED_HEAD_PATTERN)){\r
 328             popRegion();\r
 329             return false;\r
 330         }\r
 331         shrinkRegion();\r
 332 \r
 333         this.sysEventHandler.sysEventType(SysEventType.MURDERED);\r
 334 \r
 335         for(;;){\r
 336             if( ! lookingAtProbe(AVATAR_PATTERN)){\r
 337                 popRegion();\r
 338                 return false;\r
 339             }\r
 340             if( ! avatarRange.isValid() ){\r
 341                 avatarRange.setLastMatchedRange(getMatcher());\r
 342             }else if( ! avatarRange2.isValid() ){\r
 343                 avatarRange2.setLastMatchedRange(getMatcher());\r
 344             }else{\r
 345                 assert false;\r
 346                 throw buildParseException();\r
 347             }\r
 348             shrinkRegion();\r
 349 \r
 350             if( ! lookingAtProbe(MURDERED_SW_PATTERN)){\r
 351                 popRegion();\r
 352                 return false;\r
 353             }\r
 354             if(isGroupMatched(1)){\r
 355                 shrinkRegion();\r
 356                 continue;\r
 357             }else if(isGroupMatched(2)){\r
 358                 shrinkRegion();\r
 359                 break;\r
 360             }else{\r
 361                 assert false;\r
 362                 throw buildParseException();\r
 363             }\r
 364         }\r
 365 \r
 366         this.sysEventHandler\r
 367             .sysEventMurdered(getContent(), avatarRange);\r
 368         if(avatarRange2.isValid()){\r
 369             this.sysEventHandler\r
 370                 .sysEventMurdered(getContent(), avatarRange2);\r
 371         }\r
 372 \r
 373         sweepSpace();\r
 374 \r
 375         return true;\r
 376     }\r
 377 \r
 378     private static final Pattern ONSTAGE_NO_PATTERN =\r
 379             compile("([0-9]+)人目、");\r
 380     private static final Pattern ONSTAGE_DOT_PATTERN =\r
 381             compile(\r
 382              "("\r
 383             +"(?:" + AVATAR_REGEX + ")"\r
 384             +"|)"    // F1556プロローグ対策\r
 385             +"。");\r
 386 \r
 387     /**\r
 388      * ONSTAGEメッセージのパースを試みる。\r
 389      * @return マッチしたらtrue\r
 390      * @throws HtmlParseException パースエラー\r
 391      */\r
 392     private boolean probeOnStage() throws HtmlParseException{\r
 393         SeqRange avatarRange = this.rangepool_1;\r
 394 \r
 395         pushRegion();\r
 396 \r
 397         sweepSpace();\r
 398 \r
 399         if( ! lookingAtProbe(ONSTAGE_NO_PATTERN) ){\r
 400             popRegion();\r
 401             return false;\r
 402         }\r
 403         int entryNo = parseGroupedInt(1);\r
 404         shrinkRegion();\r
 405 \r
 406         this.sysEventHandler.sysEventType(SysEventType.ONSTAGE);\r
 407 \r
 408         if( ! lookingAtProbe(ONSTAGE_DOT_PATTERN) ){\r
 409             popRegion();\r
 410             return false;\r
 411         }\r
 412         avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 413         shrinkRegion();\r
 414 \r
 415         this.sysEventHandler\r
 416             .sysEventOnStage(getContent(), entryNo, avatarRange);\r
 417 \r
 418         sweepSpace();\r
 419 \r
 420         return true;\r
 421     }\r
 422 \r
 423     private static final Pattern SUDDENDEATH_PATTERN =\r
 424             compile(\r
 425                  "("\r
 426                 +"(?:" + AVATAR_REGEX + ")"\r
 427                 +"|)"                            // F681 2d 対策\r
 428                 +"\u0020?は、突然死した。"\r
 429             );\r
 430 \r
 431     /**\r
 432      * SUDDENDEATHメッセージのパースを試みる。\r
 433      * @return マッチしたらtrue\r
 434      * @throws HtmlParseException パースエラー\r
 435      */\r
 436     private boolean probeSuddenDeath() throws HtmlParseException{\r
 437         SeqRange avatarRange = this.rangepool_1;\r
 438 \r
 439         pushRegion();\r
 440 \r
 441         sweepSpace();\r
 442 \r
 443         if( ! lookingAtProbe(SUDDENDEATH_PATTERN)){\r
 444             popRegion();\r
 445             return false;\r
 446         }\r
 447         avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 448         shrinkRegion();\r
 449 \r
 450         this.sysEventHandler.sysEventType(SysEventType.SUDDENDEATH);\r
 451         this.sysEventHandler\r
 452             .sysEventSuddenDeath(getContent(), avatarRange);\r
 453 \r
 454         sweepSpace();\r
 455 \r
 456         return true;\r
 457     }\r
 458 \r
 459     private static final Pattern COUNTING_PATTERN =\r
 460             compile(\r
 461             "(?:"\r
 462                 +"<br />"\r
 463                 +"(" + AVATAR_REGEX + ")"\r
 464                 +"\u0020は村人達の手により処刑された。"\r
 465             +")|(?:"\r
 466                 +"(" + AVATAR_REGEX + ")"\r
 467                 +"\u0020は\u0020"\r
 468                 +"(" + AVATAR_REGEX + ")"\r
 469                 +"\u0020に投票した。"\r
 470                 +"(?:<br />)?"\r
 471             +")"\r
 472             );\r
 473 \r
 474     /**\r
 475      * COUNTINGメッセージのパースを試みる。\r
 476      * @return マッチしたらtrue\r
 477      * @throws HtmlParseException パースエラー\r
 478      */\r
 479     private boolean probeCounting() throws HtmlParseException{\r
 480         SeqRange voteByRange = this.rangepool_1;\r
 481         SeqRange voteToRange = this.rangepool_2;\r
 482 \r
 483         pushRegion();\r
 484 \r
 485         sweepSpace();\r
 486 \r
 487         boolean hasVote = false;\r
 488         for(;;){\r
 489             if( ! lookingAtProbe(COUNTING_PATTERN) ){\r
 490                 break; // 処刑なし\r
 491             }\r
 492             if(isGroupMatched(1)){\r
 493                 voteByRange.setInvalid();\r
 494                 voteToRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 495                 shrinkRegion();\r
 496                 this.sysEventHandler\r
 497                     .sysEventCounting(getContent(),\r
 498                                       voteByRange,\r
 499                                       voteToRange );\r
 500                 break;\r
 501             }else if(isGroupMatched(2)){\r
 502                 if( ! hasVote ){\r
 503                     hasVote = true;\r
 504                     this.sysEventHandler.sysEventType(SysEventType.COUNTING);\r
 505                 }\r
 506                 voteByRange.setLastMatchedGroupRange(getMatcher(), 2);\r
 507                 voteToRange.setLastMatchedGroupRange(getMatcher(), 3);\r
 508                 shrinkRegion();\r
 509                 this.sysEventHandler\r
 510                     .sysEventCounting(getContent(),\r
 511                                       voteByRange,\r
 512                                       voteToRange );\r
 513             }else{\r
 514                 assert false;\r
 515                 throw buildParseException();\r
 516             }\r
 517         }\r
 518 \r
 519         if( ! hasVote ){\r
 520             popRegion();\r
 521             return false;\r
 522         }\r
 523 \r
 524         sweepSpace();\r
 525 \r
 526         return true;\r
 527     }\r
 528 \r
 529     private static final Pattern COUNTING2_PATTERN =\r
 530             compile(\r
 531                  "(" + AVATAR_REGEX + ")"\r
 532                 +"\u0020は\u0020"\r
 533                 +"(" + AVATAR_REGEX + ")"\r
 534                 +"\u0020に投票した。"\r
 535                 +"(?:<br />)?"\r
 536             );\r
 537 \r
 538     /**\r
 539      * COUNTING2メッセージのパースを試みる。\r
 540      * @return マッチしたらtrue\r
 541      * @throws HtmlParseException パースエラー\r
 542      */\r
 543     private boolean probeCounting2() throws HtmlParseException{\r
 544         SeqRange voteByRange = this.rangepool_1;\r
 545         SeqRange voteToRange = this.rangepool_2;\r
 546 \r
 547         pushRegion();\r
 548 \r
 549         sweepSpace();\r
 550 \r
 551         boolean hasVote = false;\r
 552         for(;;){\r
 553             if( ! lookingAtProbe(COUNTING2_PATTERN) ){\r
 554                 break;\r
 555             }\r
 556             if( ! hasVote ){\r
 557                 hasVote = true;\r
 558                 this.sysEventHandler.sysEventType(SysEventType.COUNTING2);\r
 559             }\r
 560             voteByRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 561             voteToRange.setLastMatchedGroupRange(getMatcher(), 2);\r
 562             shrinkRegion();\r
 563             this.sysEventHandler\r
 564                 .sysEventCounting2(getContent(),\r
 565                                    voteByRange,\r
 566                                    voteToRange );\r
 567         }\r
 568 \r
 569         if( ! hasVote ){\r
 570             popRegion();\r
 571             return false;\r
 572         }\r
 573 \r
 574         sweepSpace();\r
 575 \r
 576         return true;\r
 577     }\r
 578 \r
 579     private static final Pattern PLAYERID_PATTERN =\r
 580             compile(\r
 581                 "\u0020\uff08" // 全角開き括弧\r
 582                 +"(?:<a\u0020href=\"([^\"]*)\">)?"\r
 583                 +"([^<]*)"\r
 584                 +"(?:</a>)?"\r
 585                 +"\uff09、"     // 全角閉じ括弧\r
 586             );\r
 587     private static final Pattern LIVEORDIE_PATTERN =\r
 588             compile(\r
 589                 "(生存。)|(死亡。)"\r
 590             );\r
 591     private static final Pattern PLAYER_DELIM_PATTERN =\r
 592             compile(\r
 593                  "だった。"\r
 594                 +"(?:<br />)?"\r
 595             );\r
 596 \r
 597     /**\r
 598      * PLAYERLISTメッセージのパースを試みる。\r
 599      * @return マッチしたらtrue\r
 600      * @throws HtmlParseException パースエラー\r
 601      */\r
 602     private boolean probePlayerList() throws HtmlParseException{\r
 603         SeqRange avatarRange  = this.rangepool_1;\r
 604         SeqRange anchorRange  = this.rangepool_2;\r
 605         SeqRange accountRange = this.rangepool_3;\r
 606 \r
 607         pushRegion();\r
 608 \r
 609         sweepSpace();\r
 610 \r
 611         boolean hasPlayerList = false;\r
 612 \r
 613         for(;;){\r
 614             if( ! lookingAtProbe(AVATAR_PATTERN)){\r
 615                 break;\r
 616             }\r
 617             avatarRange.setLastMatchedRange(getMatcher());\r
 618             shrinkRegion();\r
 619 \r
 620             if( ! lookingAtProbe(PLAYERID_PATTERN)){\r
 621                 popRegion();\r
 622                 return false;\r
 623             }\r
 624             if(isGroupMatched(1)){\r
 625                 anchorRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 626             }else{\r
 627                 anchorRange.setInvalid();\r
 628             }\r
 629             accountRange.setLastMatchedGroupRange(getMatcher(), 2);\r
 630             shrinkRegion();\r
 631 \r
 632             boolean isLiving = false;\r
 633             if( ! lookingAtProbe(LIVEORDIE_PATTERN)){\r
 634                 popRegion();\r
 635                 return false;\r
 636             }\r
 637             if(isGroupMatched(1)){\r
 638                 isLiving = true;\r
 639             }else if(isGroupMatched(2)){\r
 640                 isLiving = false;\r
 641             }\r
 642             shrinkRegion();\r
 643 \r
 644             GameRole role = lookingAtRole();\r
 645             if(role == null){\r
 646                 popRegion();\r
 647                 return false;\r
 648             }\r
 649             shrinkRegion();\r
 650 \r
 651             if( ! lookingAtProbe(PLAYER_DELIM_PATTERN)){\r
 652                 popRegion();\r
 653                 return false;\r
 654             }\r
 655             shrinkRegion();\r
 656 \r
 657             if( ! hasPlayerList ){\r
 658                 hasPlayerList = true;\r
 659                 this.sysEventHandler.sysEventType(SysEventType.PLAYERLIST);\r
 660             }\r
 661 \r
 662             this.sysEventHandler\r
 663                 .sysEventPlayerList(getContent(),\r
 664                                     avatarRange,\r
 665                                     anchorRange,\r
 666                                     accountRange,\r
 667                                     isLiving,\r
 668                                     role );\r
 669         }\r
 670 \r
 671         if( ! hasPlayerList ){\r
 672             popRegion();\r
 673             return false;\r
 674         }\r
 675 \r
 676         sweepSpace();\r
 677 \r
 678         return true;\r
 679     }\r
 680 \r
 681     private static final Pattern EXECUTION_PATTERN =\r
 682             compile(\r
 683                 "(?:"\r
 684                 + "(" + AVATAR_REGEX + ")、([0-9]+)票。(?:<br />)?"\r
 685                 +")|(?:"\r
 686                 +"<br />(" + AVATAR_REGEX + ")\u0020は"\r
 687                 +"村人達の手により処刑された。"\r
 688                 +")"\r
 689             );\r
 690 \r
 691     /**\r
 692      * EXECUTIONメッセージのパースを試みる。\r
 693      * @return マッチしたらtrue\r
 694      * @throws HtmlParseException パースエラー\r
 695      */\r
 696     private boolean probeExecution() throws HtmlParseException{\r
 697         SeqRange avatarRange  = this.rangepool_1;\r
 698 \r
 699         pushRegion();\r
 700 \r
 701         sweepSpace();\r
 702 \r
 703         boolean hasExecution = false;\r
 704 \r
 705         for(;;){\r
 706             if( ! lookingAtProbe(EXECUTION_PATTERN)){\r
 707                 break;\r
 708             }\r
 709 \r
 710             if( ! hasExecution ){\r
 711                 hasExecution = true;\r
 712                 this.sysEventHandler.sysEventType(SysEventType.EXECUTION);\r
 713             }\r
 714 \r
 715             if(isGroupMatched(1)){\r
 716                 avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 717                 int votes = parseGroupedInt(2);\r
 718                 shrinkRegion();\r
 719                 this.sysEventHandler\r
 720                     .sysEventExecution(getContent(),\r
 721                                        avatarRange,\r
 722                                        votes );\r
 723             }else if(isGroupMatched(3)){\r
 724                 avatarRange.setLastMatchedGroupRange(getMatcher(), 3);\r
 725                 shrinkRegion();\r
 726                 this.sysEventHandler\r
 727                     .sysEventExecution(getContent(),\r
 728                                        avatarRange,\r
 729                                        -1 );\r
 730             }\r
 731         }\r
 732 \r
 733         if( ! hasExecution ){\r
 734             popRegion();\r
 735             return false;\r
 736         }\r
 737 \r
 738         sweepSpace();\r
 739 \r
 740         return true;\r
 741     }\r
 742 \r
 743     private static final Pattern VANISH_PATTERN =\r
 744             compile(\r
 745                  "(?:<br />)*"\r
 746                 +"(" + AVATAR_REGEX + ")"\r
 747                 +"\u0020は、失踪した。"\r
 748                 +"(?:<br />)*"\r
 749             );\r
 750 \r
 751     /**\r
 752      * VANISHメッセージのパースを試みる。\r
 753      * @return マッチしたらtrue\r
 754      * @throws HtmlParseException パースエラー\r
 755      */\r
 756     private boolean probeVanish() throws HtmlParseException{\r
 757         SeqRange avatarRange  = this.rangepool_1;\r
 758 \r
 759         pushRegion();\r
 760 \r
 761         sweepSpace();\r
 762 \r
 763         boolean hasVanish = false;\r
 764 \r
 765         for(;;){\r
 766             if( ! lookingAtProbe(VANISH_PATTERN)){\r
 767                 break;\r
 768             }\r
 769 \r
 770             if( ! hasVanish ){\r
 771                 hasVanish = true;\r
 772                 this.sysEventHandler.sysEventType(SysEventType.VANISH);\r
 773             }\r
 774             avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 775 \r
 776             shrinkRegion();\r
 777 \r
 778             this.sysEventHandler\r
 779                 .sysEventVanish(getContent(), avatarRange);\r
 780         }\r
 781 \r
 782         if( ! hasVanish ){\r
 783             popRegion();\r
 784             return false;\r
 785         }\r
 786 \r
 787         sweepSpace();\r
 788 \r
 789         return true;\r
 790     }\r
 791 \r
 792     /**\r
 793      * Orderメッセージをパースする。\r
 794      * @throws HtmlParseException パースエラー\r
 795      */\r
 796     public void parseOrder() throws HtmlParseException{\r
 797         setContextErrorMessage("Unknown Order message");\r
 798 \r
 799         this.sysEventHandler.startSysEvent(EventFamily.ORDER);\r
 800 \r
 801         int regionStart = regionStart();\r
 802         int regionEnd   = regionEnd();\r
 803 \r
 804         boolean result =\r
 805                    probeAskEntry()\r
 806                 || probeAskCommit()\r
 807                 || probeNoComment()\r
 808                 || probeStayEpilogue()\r
 809                 || probeGameOver()\r
 810                 ;\r
 811         if( ! result ){\r
 812             throw buildParseException();\r
 813         }\r
 814 \r
 815         getMatcher().region(regionStart, regionEnd);\r
 816         parseContent();\r
 817 \r
 818         lookingAtAffirm(C_DIV_PATTERN);\r
 819         shrinkRegion();\r
 820 \r
 821         this.sysEventHandler.endSysEvent();\r
 822 \r
 823         return;\r
 824     }\r
 825 \r
 826     private static final Pattern ASKENTRY_PATTERN =\r
 827             compile(\r
 828              "演じたいキャラクターを選び、発言してください。<br />"\r
 829             +"([0-2][0-9]):([0-5][0-9])\u0020に"\r
 830             +"([0-9]+)名以上がエントリーしていれば進行します。<br />"\r
 831             +"最大([0-9]+)名まで参加可能です。<br /><br />"\r
 832             +"※[\u0020]?エントリーは取り消せません。"\r
 833             +"ルールをよく理解した上でご参加下さい。<br />"\r
 834             +"(?:※始めての方は、村人希望での参加となります。<br />)?"\r
 835             +"(?:※希望能力についての発言は控えてください。<br />)?"\r
 836             );\r
 837 \r
 838     /**\r
 839      * ASKENTRYメッセージのパースを試みる。\r
 840      * @return マッチしたらtrue\r
 841      * @throws HtmlParseException パースエラー\r
 842      */\r
 843     private boolean probeAskEntry() throws HtmlParseException{\r
 844         pushRegion();\r
 845 \r
 846         sweepSpace();\r
 847 \r
 848         if( ! lookingAtProbe(ASKENTRY_PATTERN)){\r
 849             popRegion();\r
 850             return false;\r
 851         }\r
 852 \r
 853         int hour     = parseGroupedInt(1);\r
 854         int minute   = parseGroupedInt(2);\r
 855         int minLimit = parseGroupedInt(3);\r
 856         int maxLimit = parseGroupedInt(4);\r
 857 \r
 858         shrinkRegion();\r
 859 \r
 860         this.sysEventHandler.sysEventType(SysEventType.ASKENTRY);\r
 861         this.sysEventHandler\r
 862             .sysEventAskEntry(hour, minute, minLimit, maxLimit);\r
 863 \r
 864         sweepSpace();\r
 865 \r
 866         return true;\r
 867     }\r
 868 \r
 869     private static final Pattern ASKCOMMIT_PATTERN =\r
 870             compile(\r
 871              "(?:"\r
 872             +"([0-2][0-9]):([0-5][0-9])\u0020までに、"\r
 873             +"誰を処刑するべきかの投票先を決定して下さい。<br />"\r
 874             +"一番票を集めた人物が処刑されます。"\r
 875             +"同数だった場合はランダムで決定されます。<br /><br />"\r
 876             +")?"\r
 877             +"特殊な能力を持つ人は、"\r
 878             +"([0-2][0-9]):([0-5][0-9])\u0020までに"\r
 879             +"行動を確定して下さい。<br />"\r
 880             );\r
 881 \r
 882     /**\r
 883      * ASKCOMMITメッセージのパースを試みる。\r
 884      * @return マッチしたらtrue\r
 885      * @throws HtmlParseException パースエラー\r
 886      */\r
 887     private boolean probeAskCommit() throws HtmlParseException{\r
 888         pushRegion();\r
 889 \r
 890         sweepSpace();\r
 891 \r
 892         if( ! lookingAtProbe(ASKCOMMIT_PATTERN)){\r
 893             popRegion();\r
 894             return false;\r
 895         }\r
 896 \r
 897         boolean is1stDay;\r
 898         if(isGroupMatched(1)){\r
 899             is1stDay = false;\r
 900         }else{\r
 901             is1stDay = true;\r
 902         }\r
 903 \r
 904         int hh1 = parseGroupedInt(1);\r
 905         int mm1 = parseGroupedInt(2);\r
 906         int hh2 = parseGroupedInt(3);\r
 907         int mm2 = parseGroupedInt(4);\r
 908 \r
 909         shrinkRegion();\r
 910 \r
 911         if( ! is1stDay && (hh1 != hh2 || mm1 != mm2) ){\r
 912             throw new HtmlParseException(regionStart());\r
 913         }\r
 914 \r
 915         this.sysEventHandler.sysEventType(SysEventType.ASKCOMMIT);\r
 916         this.sysEventHandler.sysEventAskCommit(hh2, mm2);\r
 917 \r
 918         sweepSpace();\r
 919 \r
 920         return true;\r
 921     }\r
 922 \r
 923     private static final Pattern NOCOMMENT_HEAD_PATTERN =\r
 924             compile("本日まだ発言していない者は、");\r
 925     private static final Pattern NOCOMMENT_AVATAR_PATTERN =\r
 926             compile(\r
 927              "(?:"\r
 928                 +"(" + AVATAR_REGEX + ")、"\r
 929             +")|(?:"\r
 930                 +"以上\u0020([0-9]+)\u0020名。"\r
 931             +")"\r
 932             );\r
 933 \r
 934     /**\r
 935      * NOCOMMENTメッセージのパースを試みる。\r
 936      * @return マッチしたらtrue\r
 937      * @throws HtmlParseException パースエラー\r
 938      */\r
 939     private boolean probeNoComment() throws HtmlParseException{\r
 940         SeqRange avatarRange = this.rangepool_1;\r
 941 \r
 942         pushRegion();\r
 943 \r
 944         sweepSpace();\r
 945 \r
 946         if( ! lookingAtProbe(NOCOMMENT_HEAD_PATTERN)){\r
 947             popRegion();\r
 948             return false;\r
 949         }\r
 950         shrinkRegion();\r
 951 \r
 952         this.sysEventHandler.sysEventType(SysEventType.NOCOMMENT);\r
 953 \r
 954         int avatarNum = 0;\r
 955         for(;;){\r
 956             if( ! lookingAtProbe(NOCOMMENT_AVATAR_PATTERN)){\r
 957                 popRegion();\r
 958                 return false;\r
 959             }\r
 960 \r
 961             if(isGroupMatched(1)){\r
 962                 avatarRange.setLastMatchedGroupRange(getMatcher(), 1);\r
 963                 this.sysEventHandler\r
 964                     .sysEventNoComment(getContent(), avatarRange);\r
 965                 shrinkRegion();\r
 966                 avatarNum++;\r
 967             }else if(isGroupMatched(2)){\r
 968                 int num = parseGroupedInt(2);\r
 969                 shrinkRegion();\r
 970                 if(num != avatarNum){\r
 971                     throw new HtmlParseException(regionStart());\r
 972                 }\r
 973                 break;\r
 974             }\r
 975         }\r
 976 \r
 977         sweepSpace();\r
 978 \r
 979         return true;\r
 980     }\r
 981 \r
 982     private static final Pattern STAYEPILOGUE_PATTERN =\r
 983             compile(\r
 984             "(?:(村人)|(人狼)|(ハムスター))側の勝利です！<br />"\r
 985             +"全てのログとユーザー名を公開します。"\r
 986             +"([0-2][0-9]):([0-5][0-9])\u0020まで"\r
 987             +"自由に書き込めますので、"\r
 988             +"今回の感想などをどうぞ。<br />"\r
 989             );\r
 990 \r
 991     /**\r
 992      * STAYEPILOGUEメッセージのパースを試みる。\r
 993      * @return マッチしたらtrue\r
 994      * @throws HtmlParseException パースエラー\r
 995      */\r
 996     private boolean probeStayEpilogue() throws HtmlParseException{\r
 997         pushRegion();\r
 998 \r
 999         sweepSpace();\r
1000 \r
1001         if( ! lookingAtProbe(STAYEPILOGUE_PATTERN)){\r
1002             popRegion();\r
1003             return false;\r
1004         }\r
1005 \r
1006         Team winner = null;\r
1007         if(isGroupMatched(1)){\r
1008             winner = Team.VILLAGE;\r
1009         }else if(isGroupMatched(2)){\r
1010             winner = Team.WOLF;\r
1011         }else if(isGroupMatched(3)){\r
1012             winner = Team.HAMSTER;\r
1013         }\r
1014 \r
1015         int hour = parseGroupedInt(4);\r
1016         int minute = parseGroupedInt(5);\r
1017 \r
1018         shrinkRegion();\r
1019 \r
1020         this.sysEventHandler.sysEventType(SysEventType.STAYEPILOGUE);\r
1021         this.sysEventHandler.sysEventStayEpilogue(winner, hour, minute);\r
1022 \r
1023         sweepSpace();\r
1024 \r
1025         return true;\r
1026     }\r
1027 \r
1028     private static final Pattern GAMEOVER_PATTERN =\r
1029             compile("終了しました。" + "<br />");\r
1030 \r
1031     /**\r
1032      * GAMEOVERメッセージのパースを試みる。\r
1033      * @return マッチしたらtrue\r
1034      * @throws HtmlParseException パースエラー\r
1035      */\r
1036     private boolean probeGameOver() throws HtmlParseException{\r
1037         pushRegion();\r
1038 \r
1039         sweepSpace();\r
1040 \r
1041         if( ! lookingAtProbe(GAMEOVER_PATTERN)){\r
1042             popRegion();\r
1043             return false;\r
1044         }\r
1045 \r
1046         shrinkRegion();\r
1047 \r
1048         this.sysEventHandler.sysEventType(SysEventType.GAMEOVER);\r
1049 \r
1050         sweepSpace();\r
1051 \r
1052         return true;\r
1053     }\r
1054 \r
1055     /**\r
1056      * Extraメッセージをパースする。\r
1057      * @throws HtmlParseException パースエラー\r
1058      */\r
1059     public void parseExtra() throws HtmlParseException{\r
1060         setContextErrorMessage("Unknown Extra message");\r
1061 \r
1062         this.sysEventHandler.startSysEvent(EventFamily.EXTRA);\r
1063 \r
1064         int regionStart = regionStart();\r
1065         int regionEnd   = regionEnd();\r
1066 \r
1067         boolean result =\r
1068                    probeJudge()\r
1069                 || probeGuard()\r
1070                 || probeCounting2();\r
1071         if( ! result ){\r
1072             throw buildParseException();\r
1073         }\r
1074 \r
1075         getMatcher().region(regionStart, regionEnd);\r
1076         parseContent();\r
1077 \r
1078         lookingAtAffirm(C_DIV_PATTERN);\r
1079         shrinkRegion();\r
1080 \r
1081         this.sysEventHandler.endSysEvent();\r
1082 \r
1083         return;\r
1084     }\r
1085 \r
1086     private static final Pattern JUDGE_DELIM_PATTERN =\r
1087             compile("\u0020は、");\r
1088     private static final Pattern JUDGE_TAIL_PATTERN =\r
1089             compile("\u0020を占った。");\r
1090 \r
1091     /**\r
1092      * JUDGEメッセージのパースを試みる。\r
1093      * @return マッチしたらtrue\r
1094      * @throws HtmlParseException パースエラー\r
1095      */\r
1096     private boolean probeJudge() throws HtmlParseException{\r
1097         SeqRange judgeByRange = this.rangepool_1;\r
1098         SeqRange judgeToRange = this.rangepool_2;\r
1099 \r
1100         pushRegion();\r
1101 \r
1102         sweepSpace();\r
1103 \r
1104         if( ! lookingAtProbe(AVATAR_PATTERN)){\r
1105             popRegion();\r
1106             return false;\r
1107         }\r
1108         judgeByRange.setLastMatchedRange(getMatcher());\r
1109         shrinkRegion();\r
1110 \r
1111         if( ! lookingAtProbe(JUDGE_DELIM_PATTERN)){\r
1112             popRegion();\r
1113             return false;\r
1114         }\r
1115         shrinkRegion();\r
1116 \r
1117         if( ! lookingAtProbe(AVATAR_PATTERN)){\r
1118             popRegion();\r
1119             return false;\r
1120         }\r
1121         judgeToRange.setLastMatchedRange(getMatcher());\r
1122         shrinkRegion();\r
1123 \r
1124         if( ! lookingAtProbe(JUDGE_TAIL_PATTERN)){\r
1125             popRegion();\r
1126             return false;\r
1127         }\r
1128         shrinkRegion();\r
1129 \r
1130         this.sysEventHandler.sysEventType(SysEventType.JUDGE);\r
1131         this.sysEventHandler\r
1132             .sysEventJudge(getContent(),\r
1133                            judgeByRange,\r
1134                            judgeToRange );\r
1135         sweepSpace();\r
1136 \r
1137         return true;\r
1138     }\r
1139 \r
1140     private static final Pattern GUARD_DELIM_PATTERN =\r
1141             compile("\u0020は、");\r
1142     private static final Pattern GUARD_TAIL_PATTERN =\r
1143             compile("\u0020を守っている。");\r
1144 \r
1145     /**\r
1146      * GUARDメッセージのパースを試みる。\r
1147      * @return マッチしたらtrue\r
1148      * @throws HtmlParseException パースエラー\r
1149      */\r
1150     private boolean probeGuard() throws HtmlParseException{\r
1151         SeqRange guardByRange = this.rangepool_1;\r
1152         SeqRange guardToRange = this.rangepool_2;\r
1153 \r
1154         pushRegion();\r
1155 \r
1156         sweepSpace();\r
1157 \r
1158         if( ! lookingAtProbe(AVATAR_PATTERN)){\r
1159             popRegion();\r
1160             return false;\r
1161         }\r
1162         guardByRange.setLastMatchedRange(getMatcher());\r
1163         shrinkRegion();\r
1164 \r
1165         if( ! lookingAtProbe(GUARD_DELIM_PATTERN)){\r
1166             popRegion();\r
1167             return false;\r
1168         }\r
1169         shrinkRegion();\r
1170 \r
1171         if( ! lookingAtProbe(AVATAR_PATTERN)){\r
1172             popRegion();\r
1173             return false;\r
1174         }\r
1175         guardToRange.setLastMatchedRange(getMatcher());\r
1176         shrinkRegion();\r
1177 \r
1178         if( ! lookingAtProbe(GUARD_TAIL_PATTERN)){\r
1179             popRegion();\r
1180             return false;\r
1181         }\r
1182         shrinkRegion();\r
1183 \r
1184         this.sysEventHandler.sysEventType(SysEventType.GUARD);\r
1185         this.sysEventHandler.sysEventGuard(getContent(),\r
1186                                            guardByRange,\r
1187                                            guardToRange );\r
1188         sweepSpace();\r
1189 \r
1190         return true;\r
1191     }\r
1192 \r
1193     private static final Pattern CONTENT_PATTERN =\r
1194             compile(\r
1195              "("\r
1196                 +"[^<>\\n\\r]+"\r
1197             +")|("\r
1198                 +"<br />"\r
1199             +")|(?:"\r
1200                 +"<a\u0020href=\"([^\"]*)\">([^<>]*)</a>"\r
1201             +")"\r
1202             );\r
1203 \r
1204     /**\r
1205      * システムイベントの内容文字列をパースする。\r
1206      * @throws HtmlParseException パースエラー\r
1207      */\r
1208     private void parseContent() throws HtmlParseException{\r
1209         SeqRange anchorRange  = this.rangepool_1;\r
1210         SeqRange contentRange = this.rangepool_2;\r
1211 \r
1212         sweepSpace();\r
1213 \r
1214         for(;;){\r
1215             if( ! lookingAtProbe(CONTENT_PATTERN) ){\r
1216                 break;\r
1217             }\r
1218 \r
1219             if(isGroupMatched(1)){\r
1220                 contentRange.setLastMatchedGroupRange(getMatcher(), 1);\r
1221                 this.sysEventHandler\r
1222                     .sysEventContent(getContent(), contentRange);\r
1223             }else if(isGroupMatched(2)){\r
1224                 this.sysEventHandler.sysEventContentBreak();\r
1225             }else if(isGroupMatched(3)){\r
1226                 anchorRange.setLastMatchedGroupRange(getMatcher(), 3);\r
1227                 contentRange.setLastMatchedGroupRange(getMatcher(), 4);\r
1228                 this.sysEventHandler\r
1229                     .sysEventContentAnchor(getContent(),\r
1230                                            anchorRange,\r
1231                                            contentRange );\r
1232             }\r
1233 \r
1234             shrinkRegion();\r
1235         }\r
1236 \r
1237         sweepSpace();\r
1238 \r
1239         return;\r
1240     }\r
1241 \r
1242     /**\r
1243      * 一時的に現在の検索領域を待避する。\r
1244      * 待避できるのは1回のみ。複数回スタックはできない。\r
1245      * @see #popRegion()\r
1246      */\r
1247     private void pushRegion(){\r
1248         this.pushedRegionStart = regionStart();\r
1249         this.pushedRegionEnd   = regionEnd();\r
1250         return;\r
1251     }\r
1252 \r
1253     /**\r
1254      * 一時的に待避した検索領域を復活させる。\r
1255      * @throws IllegalStateException まだ何も待避していない。\r
1256      * @see #pushRegion()\r
1257      */\r
1258     private void popRegion() throws IllegalStateException{\r
1259         if(this.pushedRegionStart < 0 || this.pushedRegionEnd < 0){\r
1260             throw new IllegalStateException();\r
1261         }\r
1262 \r
1263         if(   this.pushedRegionStart != regionStart()\r
1264            || this.pushedRegionEnd   != regionEnd()  ){\r
1265             getMatcher().region(this.pushedRegionStart, this.pushedRegionEnd);\r
1266         }\r
1267 \r
1268         this.pushedRegionStart = -1;\r
1269         this.pushedRegionEnd   = -1;\r
1270 \r
1271         return;\r
1272     }\r
1273 \r
1274 }\r