src/matcher.c

   1 #include <ctype.h>
   2 #include <string.h>
   3 #include <stdlib.h>
   4 #include <errno.h>
   5 #include "defs.h"
   6 #include "utils.h"
   7 #include "procheader.h"
   8 #include "matcher.h"
   9 #include "intl.h"
  10 #include "matcher_parser.h"
  11 #include "prefs.h"
  12
  13 struct _MatchParser {
  14         gint id;
  15         gchar * str;
  16 };
  17
  18 typedef struct _MatchParser MatchParser;
  19
  20 static MatchParser matchparser_tab[] = {
  21         /* msginfo flags */
  22         {MATCHCRITERIA_ALL, "all"},
  23         {MATCHCRITERIA_UNREAD, "unread"},
  24         {MATCHCRITERIA_NOT_UNREAD, "~unread"},
  25         {MATCHCRITERIA_NEW, "new"},
  26         {MATCHCRITERIA_NOT_NEW, "~new"},
  27         {MATCHCRITERIA_MARKED, "marked"},
  28         {MATCHCRITERIA_NOT_MARKED, "~marked"},
  29         {MATCHCRITERIA_DELETED, "deleted"},
  30         {MATCHCRITERIA_NOT_DELETED, "~deleted"},
  31         {MATCHCRITERIA_REPLIED, "replied"},
  32         {MATCHCRITERIA_NOT_REPLIED, "~replied"},
  33         {MATCHCRITERIA_FORWARDED, "forwarded"},
  34         {MATCHCRITERIA_NOT_FORWARDED, "~forwarded"},
  35
  36         /* msginfo headers */
  37         {MATCHCRITERIA_SUBJECT, "subject"},
  38         {MATCHCRITERIA_NOT_SUBJECT, "~subject"},
  39         {MATCHCRITERIA_FROM, "from"},
  40         {MATCHCRITERIA_NOT_FROM, "~from"},
  41         {MATCHCRITERIA_TO, "to"},
  42         {MATCHCRITERIA_NOT_TO, "~to"},
  43         {MATCHCRITERIA_CC, "cc"},
  44         {MATCHCRITERIA_NOT_CC, "~cc"},
  45         {MATCHCRITERIA_TO_OR_CC, "to_or_cc"},
  46         {MATCHCRITERIA_NOT_TO_AND_NOT_CC, "~to_or_cc"},
  47         {MATCHCRITERIA_AGE_GREATER, "age_greater"},
  48         {MATCHCRITERIA_AGE_LOWER, "age_lower"},
  49         {MATCHCRITERIA_NEWSGROUPS, "newsgroups"},
  50         {MATCHCRITERIA_NOT_NEWSGROUPS, "~newsgroups"},
  51         {MATCHCRITERIA_INREPLYTO, "inreplyto"},
  52         {MATCHCRITERIA_NOT_INREPLYTO, "~inreplyto"},
  53         {MATCHCRITERIA_REFERENCES, "references"},
  54         {MATCHCRITERIA_NOT_REFERENCES, "~references"},
  55         {MATCHCRITERIA_SCORE_GREATER, "score_greater"},
  56         {MATCHCRITERIA_SCORE_LOWER, "score_lower"},
  57         {MATCHCRITERIA_SCORE_EQUAL, "score_equal"},
  58
  59         /* content have to be read */
  60         {MATCHCRITERIA_HEADER, "header"},
  61         {MATCHCRITERIA_NOT_HEADER, "~header"},
  62         {MATCHCRITERIA_HEADERS_PART, "headers_part"},
  63         {MATCHCRITERIA_NOT_HEADERS_PART, "~headers_part"},
  64         {MATCHCRITERIA_MESSAGE, "message"},
  65         {MATCHCRITERIA_NOT_MESSAGE, "~message"},
  66         {MATCHCRITERIA_BODY_PART, "body_part"},
  67         {MATCHCRITERIA_NOT_BODY_PART, "~body_part"},
  68         {MATCHCRITERIA_EXECUTE, "execute"},
  69         {MATCHCRITERIA_NOT_EXECUTE, "~execute"},
  70
  71         /* match type */
  72         {MATCHTYPE_MATCHCASE, "matchcase"},
  73         {MATCHTYPE_MATCH, "match"},
  74         {MATCHTYPE_REGEXPCASE, "regexpcase"},
  75         {MATCHTYPE_REGEXP, "regexp"},
  76
  77         /* actions */
  78         {MATCHACTION_SCORE, "score"},
  79         {MATCHACTION_MOVE, "move"},
  80         {MATCHACTION_COPY, "copy"},
  81         {MATCHACTION_DELETE, "delete"},
  82         {MATCHACTION_MARK, "mark"},
  83         {MATCHACTION_UNMARK, "unmark"},
  84         {MATCHACTION_MARK_AS_READ, "mark_as_read"},
  85         {MATCHACTION_MARK_AS_UNREAD, "mark_as_unread"},
  86         {MATCHACTION_FORWARD, "forward"},
  87         {MATCHACTION_FORWARD_AS_ATTACHMENT, "forward_as_attachment"},
  88         {MATCHACTION_EXECUTE, "execute"},
  89         {MATCHACTION_COLOR, "color"},
  90         {MATCHACTION_BOUNCE, "bounce"}
  91 };
  92
  93 /*
  94   syntax for matcher
  95
  96   header "x-mailing" match "toto" score -10
  97   subject match "regexp" & to regexp "regexp" score 50
  98   subject match "regexp" | to regexpcase "regexp" | age_sup 5 score 30
  99
 100 */
 101
 102 gchar * get_matchparser_tab_str(gint id)
 103 {
 104         gint i;
 105
 106         for(i = 0 ; i < (int) (sizeof(matchparser_tab) / sizeof(MatchParser)) ;
 107             i++) {
 108                 if (matchparser_tab[i].id == id)
 109                         return matchparser_tab[i].str;
 110         }
 111         return NULL;
 112 }
 113
 114
 115
 116 gchar *matcher_unescape_str(gchar *str)
 117 {
 118         gchar *tmp = alloca(strlen(str) + 1);
 119         register gchar *src = tmp;
 120         register gchar *dst = str;
 121
 122         strcpy(tmp, str);
 123
 124         for ( ; *src; src++) {
 125                 if (*src != '\\')
 126                         *dst++ = *src;
 127                 else {
 128                         src++;
 129                         if (*src == '\\')
 130                                 *dst++ = '\\';
 131                         else if (*src == 'n')
 132                                 *dst++ = '\n';
 133                         else if (*src == 'r')
 134                                 *dst++ = '\r';
 135                         else if (*src == '\'' || *src == '\"')
 136                                 *dst++ = *src;
 137                         else {
 138                                 src--;
 139                                 *dst++ = *src;
 140                         }
 141                 }
 142         }
 143         *dst = 0;
 144         return str;
 145 }
 146
 147 /* **************** data structure allocation **************** */
 148
 149
 150 MatcherProp * matcherprop_new(gint criteria, gchar * header,
 151                               gint matchtype, gchar * expr,
 152                               int value)
 153 {
 154         MatcherProp * prop;
 155
 156         prop = g_new0(MatcherProp, 1);
 157         prop->criteria = criteria;
 158         if (header != NULL)
 159                 prop->header = g_strdup(header);
 160         else
 161                 prop->header = NULL;
 162         if (expr != NULL)
 163                 prop->expr = g_strdup(expr);
 164         else
 165                 prop->expr = NULL;
 166         prop->matchtype = matchtype;
 167         prop->preg = NULL;
 168         prop->value = value;
 169         prop->error = 0;
 170
 171         return prop;
 172 }
 173
 174 void matcherprop_free(MatcherProp * prop)
 175 {
 176         g_free(prop->expr);
 177         if (prop->preg != NULL) {
 178                 regfree(prop->preg);
 179                 g_free(prop->preg);
 180         }
 181         g_free(prop);
 182 }
 183
 184
 185 /* ************** match ******************************/
 186
 187
 188 /* match the given string */
 189
 190 static gboolean matcherprop_string_match(MatcherProp * prop, gchar * str)
 191 {
 192         gchar * str1;
 193         gchar * str2;
 194
 195         if (str == NULL)
 196                 return FALSE;
 197
 198         switch(prop->matchtype) {
 199         case MATCHTYPE_REGEXPCASE:
 200         case MATCHTYPE_REGEXP:
 201                 if (!prop->preg && (prop->error == 0)) {
 202                         prop->preg = g_new0(regex_t, 1);
 203                         if (regcomp(prop->preg, prop->expr,
 204                                     REG_NOSUB | REG_EXTENDED
 205                                     | ((prop->matchtype == MATCHTYPE_REGEXPCASE)
 206                                     ? REG_ICASE : 0)) != 0) {
 207                                 prop->error = 1;
 208                                 g_free(prop->preg);
 209                         }
 210                 }
 211                 if (prop->preg == NULL)
 212                         return FALSE;
 213
 214                 if (regexec(prop->preg, str, 0, NULL, 0) == 0)
 215                         return TRUE;
 216                 else
 217                         return FALSE;
 218
 219         case MATCHTYPE_MATCH:
 220                 return (strstr(str, prop->expr) != NULL);
 221
 222         case MATCHTYPE_MATCHCASE:
 223                 str2 = alloca(strlen(prop->expr) + 1);
 224                 strcpy(str2, prop->expr);
 225                 g_strup(str2);
 226                 str1 = alloca(strlen(str) + 1);
 227                 strcpy(str1, str);
 228                 g_strup(str1);
 229                 return (strstr(str1, str2) != NULL);
 230
 231         default:
 232                 return FALSE;
 233         }
 234 }
 235
 236 gboolean matcherprop_match_execute(MatcherProp * prop, MsgInfo * info)
 237 {
 238         gchar * file;
 239         gchar * cmd;
 240
 241         file = procmsg_get_message_file(info);
 242         if (file == NULL)
 243                 return FALSE;
 244
 245         cmd = matching_build_command(prop->expr, info);
 246         if (cmd == NULL)
 247                 return FALSE;
 248
 249         return (system(cmd) == 0);
 250 }
 251
 252 /* match a message and his headers, hlist can be NULL if you don't
 253    want to use headers */
 254
 255 gboolean matcherprop_match(MatcherProp * prop, MsgInfo * info)
 256 {
 257         time_t t;
 258
 259         switch(prop->criteria) {
 260         case MATCHCRITERIA_ALL:
 261                 return 1;
 262         case MATCHCRITERIA_UNREAD:
 263                 return MSG_IS_UNREAD(info->flags);
 264         case MATCHCRITERIA_NOT_UNREAD:
 265                 return !MSG_IS_UNREAD(info->flags);
 266         case MATCHCRITERIA_NEW:
 267                 return MSG_IS_NEW(info->flags);
 268         case MATCHCRITERIA_NOT_NEW:
 269                 return !MSG_IS_NEW(info->flags);
 270         case MATCHCRITERIA_MARKED:
 271                 return MSG_IS_MARKED(info->flags);
 272         case MATCHCRITERIA_NOT_MARKED:
 273                 return !MSG_IS_MARKED(info->flags);
 274         case MATCHCRITERIA_DELETED:
 275                 return MSG_IS_DELETED(info->flags);
 276         case MATCHCRITERIA_NOT_DELETED:
 277                 return !MSG_IS_DELETED(info->flags);
 278         case MATCHCRITERIA_REPLIED:
 279                 return MSG_IS_REPLIED(info->flags);
 280         case MATCHCRITERIA_NOT_REPLIED:
 281                 return !MSG_IS_REPLIED(info->flags);
 282         case MATCHCRITERIA_FORWARDED:
 283                 return MSG_IS_FORWARDED(info->flags);
 284         case MATCHCRITERIA_NOT_FORWARDED:
 285                 return !MSG_IS_FORWARDED(info->flags);
 286         case MATCHCRITERIA_SUBJECT:
 287                 return matcherprop_string_match(prop, info->subject);
 288         case MATCHCRITERIA_NOT_SUBJECT:
 289                 return !matcherprop_string_match(prop, info->subject);
 290         case MATCHCRITERIA_FROM:
 291                 return matcherprop_string_match(prop, info->from);
 292         case MATCHCRITERIA_NOT_FROM:
 293                 return !matcherprop_string_match(prop, info->from);
 294         case MATCHCRITERIA_TO:
 295                 return matcherprop_string_match(prop, info->to);
 296         case MATCHCRITERIA_NOT_TO:
 297                 return !matcherprop_string_match(prop, info->to);
 298         case MATCHCRITERIA_CC:
 299                 return matcherprop_string_match(prop, info->cc);
 300         case MATCHCRITERIA_NOT_CC:
 301                 return !matcherprop_string_match(prop, info->cc);
 302         case MATCHCRITERIA_TO_OR_CC:
 303                 return matcherprop_string_match(prop, info->to)
 304                         || matcherprop_string_match(prop, info->cc);
 305         case MATCHCRITERIA_NOT_TO_AND_NOT_CC:
 306                 return !(matcherprop_string_match(prop, info->to)
 307                 || matcherprop_string_match(prop, info->cc));
 308         case MATCHCRITERIA_AGE_GREATER:
 309                 t = time(NULL);
 310                 return ((t - info->date_t) / (60 * 60 * 24)) >= prop->value;
 311         case MATCHCRITERIA_AGE_LOWER:
 312                 t = time(NULL);
 313                 return ((t - info->date_t) / (60 * 60 * 24)) <= prop->value;
 314         case MATCHCRITERIA_SCORE_GREATER:
 315                 return info->score >= prop->value;
 316         case MATCHCRITERIA_SCORE_LOWER:
 317                 return info->score <= prop->value;
 318         case MATCHCRITERIA_SCORE_EQUAL:
 319                 return info->score == prop->value;
 320         case MATCHCRITERIA_NEWSGROUPS:
 321                 return matcherprop_string_match(prop, info->newsgroups);
 322         case MATCHCRITERIA_NOT_NEWSGROUPS:
 323                 return !matcherprop_string_match(prop, info->newsgroups);
 324         case MATCHCRITERIA_INREPLYTO:
 325                 return matcherprop_string_match(prop, info->inreplyto);
 326         case MATCHCRITERIA_NOT_INREPLYTO:
 327                 return !matcherprop_string_match(prop, info->inreplyto);
 328         case MATCHCRITERIA_REFERENCES:
 329                 return matcherprop_string_match(prop, info->references);
 330         case MATCHCRITERIA_NOT_REFERENCES:
 331                 return !matcherprop_string_match(prop, info->references);
 332         case MATCHCRITERIA_EXECUTE:
 333                 return matcherprop_match_execute(prop, info);
 334         case MATCHCRITERIA_NOT_EXECUTE:
 335                 return !matcherprop_match_execute(prop, info);
 336         default:
 337                 return 0;
 338         }
 339 }
 340
 341 /* ********************* MatcherList *************************** */
 342
 343
 344 MatcherList * matcherlist_new(GSList * matchers, gboolean bool_and)
 345 {
 346         MatcherList * cond;
 347
 348         cond = g_new0(MatcherList, 1);
 349
 350         cond->matchers = matchers;
 351         cond->bool_and = bool_and;
 352
 353         return cond;
 354 }
 355
 356 void matcherlist_free(MatcherList * cond)
 357 {
 358         GSList * l;
 359
 360         for(l = cond->matchers ; l != NULL ; l = g_slist_next(l)) {
 361                 matcherprop_free((MatcherProp *) l->data);
 362         }
 363         g_free(cond);
 364 }
 365
 366 /*
 367   skip the headers
 368  */
 369
 370 static void matcherlist_skip_headers(FILE *fp)
 371 {
 372         gchar buf[BUFFSIZE];
 373
 374         while (procheader_get_one_field(buf, sizeof(buf), fp, NULL) != -1) {
 375         }
 376 }
 377
 378 /*
 379   matcherprop_match_one_header
 380   returns TRUE if buf matchs the MatchersProp criteria
 381  */
 382
 383 static gboolean matcherprop_match_one_header(MatcherProp * matcher,
 384                                              gchar * buf)
 385 {
 386         gboolean result;
 387         Header *header;
 388
 389         switch(matcher->criteria) {
 390         case MATCHCRITERIA_HEADER:
 391         case MATCHCRITERIA_NOT_HEADER:
 392                 header = procheader_parse_header(buf);
 393                 if (!header)
 394                         return FALSE;
 395                 if (procheader_headername_equal(header->name,
 396                                                 matcher->header)) {
 397                         if (matcher->criteria == MATCHCRITERIA_HEADER)
 398                                 result = matcherprop_string_match(matcher, header->body);
 399                         else
 400                                 result = !matcherprop_string_match(matcher, header->body);
 401                         procheader_header_free(header);
 402                         return result;
 403                 }
 404                 else {
 405                         procheader_header_free(header);
 406                 }
 407                 break;
 408         case MATCHCRITERIA_HEADERS_PART:
 409         case MATCHCRITERIA_MESSAGE:
 410                 return matcherprop_string_match(matcher, buf);
 411         case MATCHCRITERIA_NOT_MESSAGE:
 412         case MATCHCRITERIA_NOT_HEADERS_PART:
 413                 return !matcherprop_string_match(matcher, buf);
 414         }
 415         return FALSE;
 416 }
 417
 418 /*
 419   matcherprop_criteria_header
 420   returns TRUE if the headers must be matched
 421  */
 422
 423 static gboolean matcherprop_criteria_headers(MatcherProp * matcher)
 424 {
 425         switch(matcher->criteria) {
 426         case MATCHCRITERIA_HEADER:
 427         case MATCHCRITERIA_NOT_HEADER:
 428         case MATCHCRITERIA_HEADERS_PART:
 429         case MATCHCRITERIA_NOT_HEADERS_PART:
 430                 return TRUE;
 431         default:
 432                 return FALSE;
 433         }
 434 }
 435
 436 static gboolean matcherprop_criteria_message(MatcherProp * matcher)
 437 {
 438         switch(matcher->criteria) {
 439         case MATCHCRITERIA_MESSAGE:
 440         case MATCHCRITERIA_NOT_MESSAGE:
 441                 return TRUE;
 442         default:
 443                 return FALSE;
 444         }
 445 }
 446
 447 /*
 448   matcherlist_match_one_header
 449   returns TRUE if match should stop
 450  */
 451
 452 static gboolean matcherlist_match_one_header(MatcherList * matchers,
 453                                          gchar * buf)
 454 {
 455         GSList * l;
 456
 457         for(l = matchers->matchers ; l != NULL ; l = g_slist_next(l)) {
 458                 MatcherProp * matcher = (MatcherProp *) l->data;
 459
 460                 if (matcherprop_criteria_headers(matcher) ||
 461                     matcherprop_criteria_message(matcher)) {
 462                         if (matcherprop_match_one_header(matcher, buf)) {
 463                                 matcher->result = TRUE;
 464                         }
 465                 }
 466
 467                 if (matcherprop_criteria_headers(matcher)) {
 468                         if (matcher->result) {
 469                                 if (!matchers->bool_and)
 470                                         return TRUE;
 471                         }
 472                 }
 473         }
 474
 475         return FALSE;
 476 }
 477
 478 /*
 479   matcherlist_match_headers
 480   returns TRUE if one of the headers matchs the MatcherList criteria
 481  */
 482
 483 static gboolean matcherlist_match_headers(MatcherList * matchers, FILE * fp)
 484 {
 485         gchar buf[BUFFSIZE];
 486
 487         while (procheader_get_one_field(buf, sizeof(buf), fp, NULL) != -1)
 488                 if (matcherlist_match_one_header(matchers, buf))
 489                         return TRUE;
 490
 491         return FALSE;
 492 }
 493
 494 /*
 495   matcherprop_criteria_body
 496   returns TRUE if the body must be matched
 497  */
 498
 499 static gboolean matcherprop_criteria_body(MatcherProp * matcher)
 500 {
 501         switch(matcher->criteria) {
 502         case MATCHCRITERIA_BODY_PART:
 503         case MATCHCRITERIA_NOT_BODY_PART:
 504                 return TRUE;
 505         default:
 506                 return FALSE;
 507         }
 508 }
 509
 510 /*
 511   matcherprop_match_line
 512   returns TRUE if the string matchs the MatcherProp criteria
 513  */
 514
 515 static gboolean matcherprop_match_line(MatcherProp * matcher, gchar * line)
 516 {
 517         switch(matcher->criteria) {
 518         case MATCHCRITERIA_BODY_PART:
 519         case MATCHCRITERIA_MESSAGE:
 520                 return matcherprop_string_match(matcher, line);
 521         case MATCHCRITERIA_NOT_BODY_PART:
 522         case MATCHCRITERIA_NOT_MESSAGE:
 523                 return !matcherprop_string_match(matcher, line);
 524         }
 525         return FALSE;
 526 }
 527
 528 /*
 529   matcherlist_match_line
 530   returns TRUE if the string matchs the MatcherList criteria
 531  */
 532
 533 static gboolean matcherlist_match_line(MatcherList * matchers, gchar * line)
 534 {
 535         GSList * l;
 536
 537         for(l = matchers->matchers ; l != NULL ; l = g_slist_next(l)) {
 538                 MatcherProp * matcher = (MatcherProp *) l->data;
 539
 540                 if (matcherprop_criteria_body(matcher) ||
 541                     matcherprop_criteria_message(matcher)) {
 542                         if (matcherprop_match_line(matcher, line)) {
 543                                 matcher->result = TRUE;
 544                         }
 545                 }
 546
 547                 if (matcher->result) {
 548                         if (!matchers->bool_and)
 549                                 return TRUE;
 550                 }
 551         }
 552         return FALSE;
 553 }
 554
 555 /*
 556   matcherlist_match_body
 557   returns TRUE if one line of the body matchs the MatcherList criteria
 558  */
 559
 560 static gboolean matcherlist_match_body(MatcherList * matchers, FILE * fp)
 561 {
 562         gchar buf[BUFFSIZE];
 563
 564         while (fgets(buf, sizeof(buf), fp) != NULL)
 565                 if (matcherlist_match_line(matchers, buf))
 566                         return TRUE;
 567
 568         return FALSE;
 569 }
 570
 571 gboolean matcherlist_match_file(MatcherList * matchers, MsgInfo * info,
 572                                 gboolean result)
 573 {
 574         gboolean read_headers;
 575         gboolean read_body;
 576         GSList * l;
 577         FILE * fp;
 578         gchar * file;
 579
 580         /* file need to be read ? */
 581
 582         read_headers = FALSE;
 583         read_body = FALSE;
 584         for(l = matchers->matchers ; l != NULL ; l = g_slist_next(l)) {
 585                 MatcherProp * matcher = (MatcherProp *) l->data;
 586
 587                 if (matcherprop_criteria_headers(matcher))
 588                         read_headers = TRUE;
 589                 if (matcherprop_criteria_body(matcher))
 590                         read_body = TRUE;
 591                 if (matcherprop_criteria_message(matcher)) {
 592                         read_headers = TRUE;
 593                         read_body = TRUE;
 594                 }
 595                 matcher->result = FALSE;
 596         }
 597
 598         if (!read_headers && !read_body)
 599                 return result;
 600
 601         file = procmsg_get_message_file(info);
 602         if (file == NULL)
 603                 return FALSE;
 604
 605         if ((fp = fopen(file, "r")) == NULL) {
 606                 FILE_OP_ERROR(file, "fopen");
 607                 g_free(file);
 608                 return result;
 609         }
 610
 611         /* read the headers */
 612
 613         if (read_headers) {
 614                 if (matcherlist_match_headers(matchers, fp))
 615                         read_body = FALSE;
 616         }
 617         else {
 618                 matcherlist_skip_headers(fp);
 619         }
 620
 621         /* read the body */
 622         if (read_body) {
 623                 matcherlist_match_body(matchers, fp);
 624         }
 625
 626         for(l = matchers->matchers ; l != NULL ; l = g_slist_next(l)) {
 627                 MatcherProp * matcher = (MatcherProp *) l->data;
 628
 629                 if (matcherprop_criteria_headers(matcher) ||
 630                     matcherprop_criteria_body(matcher) ||
 631                     matcherprop_criteria_message(matcher))
 632                         if (matcher->result) {
 633                                 if (!matchers->bool_and) {
 634                                         result = TRUE;
 635                                         break;
 636                                 }
 637                         }
 638                         else {
 639                                 if (matchers->bool_and) {
 640                                         result = FALSE;
 641                                         break;
 642                                 }
 643                 }
 644         }
 645
 646         g_free(file);
 647
 648         fclose(fp);
 649
 650         return result;
 651 }
 652
 653 /* test a list of condition */
 654
 655 gboolean matcherlist_match(MatcherList * matchers, MsgInfo * info)
 656 {
 657         GSList * l;
 658         gboolean result;
 659
 660         if (matchers->bool_and)
 661                 result = TRUE;
 662         else
 663                 result = FALSE;
 664
 665         /* test the cached elements */
 666
 667         for(l = matchers->matchers ; l != NULL ; l = g_slist_next(l)) {
 668                 MatcherProp * matcher = (MatcherProp *) l->data;
 669
 670                 switch(matcher->criteria) {
 671                 case MATCHCRITERIA_ALL:
 672                 case MATCHCRITERIA_UNREAD:
 673                 case MATCHCRITERIA_NOT_UNREAD:
 674                 case MATCHCRITERIA_NEW:
 675                 case MATCHCRITERIA_NOT_NEW:
 676                 case MATCHCRITERIA_MARKED:
 677                 case MATCHCRITERIA_NOT_MARKED:
 678                 case MATCHCRITERIA_DELETED:
 679                 case MATCHCRITERIA_NOT_DELETED:
 680                 case MATCHCRITERIA_REPLIED:
 681                 case MATCHCRITERIA_NOT_REPLIED:
 682                 case MATCHCRITERIA_FORWARDED:
 683                 case MATCHCRITERIA_NOT_FORWARDED:
 684                 case MATCHCRITERIA_SUBJECT:
 685                 case MATCHCRITERIA_NOT_SUBJECT:
 686                 case MATCHCRITERIA_FROM:
 687                 case MATCHCRITERIA_NOT_FROM:
 688                 case MATCHCRITERIA_TO:
 689                 case MATCHCRITERIA_NOT_TO:
 690                 case MATCHCRITERIA_CC:
 691                 case MATCHCRITERIA_NOT_CC:
 692                 case MATCHCRITERIA_TO_OR_CC:
 693                 case MATCHCRITERIA_NOT_TO_AND_NOT_CC:
 694                 case MATCHCRITERIA_AGE_GREATER:
 695                 case MATCHCRITERIA_AGE_LOWER:
 696                 case MATCHCRITERIA_NEWSGROUPS:
 697                 case MATCHCRITERIA_NOT_NEWSGROUPS:
 698                 case MATCHCRITERIA_INREPLYTO:
 699                 case MATCHCRITERIA_NOT_INREPLYTO:
 700                 case MATCHCRITERIA_REFERENCES:
 701                 case MATCHCRITERIA_NOT_REFERENCES:
 702                 case MATCHCRITERIA_SCORE_GREATER:
 703                 case MATCHCRITERIA_SCORE_LOWER:
 704                 case MATCHCRITERIA_SCORE_EQUAL:
 705                 case MATCHCRITERIA_EXECUTE:
 706                 case MATCHCRITERIA_NOT_EXECUTE:
 707                         if (matcherprop_match(matcher, info)) {
 708                                 if (!matchers->bool_and) {
 709                                         return TRUE;
 710                                 }
 711                         }
 712                         else {
 713                                 if (matchers->bool_and) {
 714                                         return FALSE;
 715                                 }
 716                         }
 717                 }
 718         }
 719
 720         /* test the condition on the file */
 721
 722         if (matcherlist_match_file(matchers, info, result)) {
 723                 if (!matchers->bool_and)
 724                         return TRUE;
 725         }
 726         else {
 727                 if (matchers->bool_and)
 728                         return FALSE;
 729         }
 730
 731         return result;
 732 }
 733
 734
 735 gchar * matcherprop_to_string(MatcherProp * matcher)
 736 {
 737         gchar * matcher_str = NULL;
 738         gchar * criteria_str;
 739         gchar * matchtype_str;
 740         int i;
 741         gchar * p;
 742         gint count;
 743         gchar * expr_str;
 744         gchar * out;
 745
 746         criteria_str = NULL;
 747         for(i = 0 ; i < (int) (sizeof(matchparser_tab) / sizeof(MatchParser)) ;
 748             i++) {
 749                 if (matchparser_tab[i].id == matcher->criteria)
 750                         criteria_str = matchparser_tab[i].str;
 751         }
 752         if (criteria_str == NULL)
 753                 return NULL;
 754
 755         switch(matcher->criteria) {
 756         case MATCHCRITERIA_AGE_GREATER:
 757         case MATCHCRITERIA_AGE_LOWER:
 758         case MATCHCRITERIA_SCORE_GREATER:
 759         case MATCHCRITERIA_SCORE_LOWER:
 760         case MATCHCRITERIA_SCORE_EQUAL:
 761                 return g_strdup_printf("%s %i", criteria_str, matcher->value);
 762                 break;
 763         case MATCHCRITERIA_ALL:
 764         case MATCHCRITERIA_UNREAD:
 765         case MATCHCRITERIA_NOT_UNREAD:
 766         case MATCHCRITERIA_NEW:
 767         case MATCHCRITERIA_NOT_NEW:
 768         case MATCHCRITERIA_MARKED:
 769         case MATCHCRITERIA_NOT_MARKED:
 770         case MATCHCRITERIA_DELETED:
 771         case MATCHCRITERIA_NOT_DELETED:
 772         case MATCHCRITERIA_REPLIED:
 773         case MATCHCRITERIA_NOT_REPLIED:
 774         case MATCHCRITERIA_FORWARDED:
 775         case MATCHCRITERIA_NOT_FORWARDED:
 776                 return g_strdup(criteria_str);
 777         }
 778
 779         matchtype_str = NULL;
 780         for(i = 0 ; i < (int) (sizeof(matchparser_tab) / sizeof(MatchParser)) ;
 781             i++) {
 782                 if (matchparser_tab[i].id == matcher->matchtype)
 783                         matchtype_str = matchparser_tab[i].str;
 784         }
 785
 786         if (matchtype_str == NULL)
 787                 return NULL;
 788
 789         switch (matcher->matchtype) {
 790         case MATCHTYPE_MATCH:
 791         case MATCHTYPE_MATCHCASE:
 792         case MATCHTYPE_REGEXP:
 793         case MATCHTYPE_REGEXPCASE:
 794                 count = 0;
 795                 for(p = matcher->expr; *p != 0 ; p++)
 796                         if (*p == '\"') count ++;
 797
 798                 expr_str = g_new(char, strlen(matcher->expr) + count + 1);
 799
 800                 for(p = matcher->expr, out = expr_str ; *p != 0 ; p++, out++) {
 801                         if (*p == '\"') {
 802                                 *out = '\\'; out++;
 803                                 *out = '\"';
 804                         }
 805                         else
 806                                 *out = *p;
 807                 }
 808                 * out = '\0';
 809
 810                 if (matcher->header)
 811                         matcher_str =
 812                                 g_strdup_printf("%s \"%s\" %s \"%s\"",
 813                                            criteria_str, matcher->header,
 814                                            matchtype_str, expr_str);
 815                 else
 816                         matcher_str =
 817                                 g_strdup_printf("%s %s \"%s\"", criteria_str,
 818                                                 matchtype_str, expr_str);
 819
 820                 g_free(expr_str);
 821
 822                 break;
 823
 824                 /*
 825         case MATCHTYPE_REGEXP:
 826         case MATCHTYPE_REGEXPCASE:
 827
 828                 if (matcher->header)
 829                         matcher_str =
 830                                 g_strdup_printf("%s \"%s\" %s /%s/",
 831                                                 criteria_str, matcher->header,
 832                                                 matchtype_str, matcher->expr);
 833                 else
 834                         matcher_str =
 835                                 g_strdup_printf("%s %s /%s/", criteria_str,
 836                                                 matchtype_str, matcher->expr);
 837
 838                 break;
 839                 */
 840         }
 841
 842         return matcher_str;
 843 }
 844
 845 gchar * matcherlist_to_string(MatcherList * matchers)
 846 {
 847         gint count;
 848         gchar ** vstr;
 849         GSList * l;
 850         gchar ** cur_str;
 851         gchar * result;
 852
 853         count = g_slist_length(matchers->matchers);
 854         vstr = g_new(gchar *, count + 1);
 855
 856         for (l = matchers->matchers, cur_str = vstr ; l != NULL ;
 857              l = g_slist_next(l), cur_str ++) {
 858                 *cur_str = matcherprop_to_string((MatcherProp *) l->data);
 859                 if (*cur_str == NULL)
 860                         break;
 861         }
 862         *cur_str = NULL;
 863
 864         if (matchers->bool_and)
 865                 result = g_strjoinv(" & ", vstr);
 866         else
 867                 result = g_strjoinv(" | ", vstr);
 868
 869         for(cur_str = vstr ; *cur_str != NULL ; cur_str ++)
 870                 g_free(*cur_str);
 871         g_free(vstr);
 872
 873         return result;
 874 }
 875
 876
 877 gchar * matching_build_command(gchar * cmd, MsgInfo * info)
 878 {
 879         gchar * s = cmd;
 880         gchar * filename = NULL;
 881         gchar * processed_cmd;
 882         gchar * p;
 883         gint size;
 884
 885         matcher_unescape_str(cmd);
 886
 887         size = strlen(cmd) + 1;
 888         while (*s != '\0') {
 889                 if (*s == '%') {
 890                         s++;
 891                         switch (*s) {
 892                         case '%':
 893                                 size -= 1;
 894                                 break;
 895                         case 's': /* subject */
 896                                 size += strlen(info->subject) - 2;
 897                                 break;
 898                         case 'f': /* from */
 899                                 size += strlen(info->from) - 2;
 900                                 break;
 901                         case 't': /* to */
 902                                 size += strlen(info->to) - 2;
 903                                 break;
 904                         case 'c': /* cc */
 905                                 size += strlen(info->cc) - 2;
 906                                 break;
 907                         case 'd': /* date */
 908                                 size += strlen(info->date) - 2;
 909                                 break;
 910                         case 'i': /* message-id */
 911                                 size += strlen(info->msgid) - 2;
 912                                 break;
 913                         case 'n': /* newsgroups */
 914                                 size += strlen(info->newsgroups) - 2;
 915                                 break;
 916                         case 'r': /* references */
 917                                 size += strlen(info->references) - 2;
 918                                 break;
 919                         case 'F': /* file */
 920                                 filename = folder_item_fetch_msg(info->folder,
 921                                                                  info->msgnum);
 922
 923                                 if (filename == NULL) {
 924                                         g_warning(_("filename is not set"));
 925                                         return NULL;
 926                                 }
 927                                 else
 928                                         size += strlen(filename) - 2;
 929                                 break;
 930                         }
 931                         s++;
 932                 }
 933                 else s++;
 934         }
 935
 936
 937         processed_cmd = g_new0(gchar, size);
 938         s = cmd;
 939         p = processed_cmd;
 940
 941         while (*s != '\0') {
 942                 if (*s == '%') {
 943                         s++;
 944                         switch (*s) {
 945                         case '%':
 946                                 *p = '%';
 947                                 p++;
 948                                 break;
 949                         case 's': /* subject */
 950                                 if (info->subject != NULL)
 951                                         strcpy(p, info->subject);
 952                                 else
 953                                         strcpy(p, _("(none)"));
 954                                 p += strlen(p);
 955                                 break;
 956                         case 'f': /* from */
 957                                 if (info->from != NULL)
 958                                         strcpy(p, info->from);
 959                                 else
 960                                         strcpy(p, _("(none)"));
 961                                 p += strlen(p);
 962                                 break;
 963                         case 't': /* to */
 964                                 if (info->to != NULL)
 965                                         strcpy(p, info->to);
 966                                 else
 967                                         strcpy(p, _("(none)"));
 968                                 p += strlen(p);
 969                                 break;
 970                         case 'c': /* cc */
 971                                 if (info->cc != NULL)
 972                                         strcpy(p, info->cc);
 973                                 else
 974                                         strcpy(p, _("(none)"));
 975                                 p += strlen(p);
 976                                 break;
 977                         case 'd': /* date */
 978                                 if (info->date != NULL)
 979                                         strcpy(p, info->date);
 980                                 else
 981                                         strcpy(p, _("(none)"));
 982                                 p += strlen(p);
 983                                 break;
 984                         case 'i': /* message-id */
 985                                 if (info->msgid != NULL)
 986                                         strcpy(p, info->msgid);
 987                                 else
 988                                         strcpy(p, _("(none)"));
 989                                 p += strlen(p);
 990                                 break;
 991                         case 'n': /* newsgroups */
 992                                 if (info->newsgroups != NULL)
 993                                         strcpy(p, info->newsgroups);
 994                                 else
 995                                         strcpy(p, _("(none)"));
 996                                 p += strlen(p);
 997                                 break;
 998                         case 'r': /* references */
 999                                 if (info->references != NULL)
1000                                         strcpy(p, info->references);
1001                                 else
1002                                         strcpy(p, _("(none)"));
1003                                 p += strlen(p);
1004                                 break;
1005                         case 'F': /* file */
1006                                 strcpy(p, filename);
1007                                 p += strlen(p);
1008                                 break;
1009                         default:
1010                                 *p = '%';
1011                                 p++;
1012                                 *p = *s;
1013                                 p++;
1014                                 break;
1015                         }
1016                         s++;
1017                 }
1018                 else {
1019                         *p = *s;
1020                         p++;
1021                         s++;
1022                 }
1023         }
1024
1025         debug_print("*** exec string \"%s\"\n", processed_cmd);
1026         return processed_cmd;
1027 }
1028
1029
1030 /* ************************************************************ */
1031 /* ************************************************************ */
1032 /* ************************************************************ */
1033 /* ************************************************************ */
1034 /* ************************************************************ */
1035
1036
1037 static void prefs_scoring_write(FILE * fp, GSList * prefs_scoring)
1038 {
1039         GSList * cur;
1040
1041         for (cur = prefs_scoring; cur != NULL; cur = cur->next) {
1042                 gchar *scoring_str;
1043                 ScoringProp * prop;
1044
1045                 prop = (ScoringProp *) cur->data;
1046                 scoring_str = scoringprop_to_string(prop);
1047                 if (fputs(scoring_str, fp) == EOF ||
1048                     fputc('\n', fp) == EOF) {
1049                         FILE_OP_ERROR("scoring config", "fputs || fputc");
1050                         g_free(scoring_str);
1051                         return;
1052                 }
1053                 g_free(scoring_str);
1054         }
1055 }
1056
1057 static void prefs_filtering_write(FILE * fp, GSList * prefs_scoring)
1058 {
1059         GSList * cur;
1060
1061         for (cur = prefs_scoring; cur != NULL; cur = cur->next) {
1062                 gchar *filtering_str;
1063                 FilteringProp * prop;
1064
1065                 prop = (FilteringProp *) cur->data;
1066                 filtering_str = filteringprop_to_string(prop);
1067
1068                 if (fputs(filtering_str, fp) == EOF ||
1069                     fputc('\n', fp) == EOF) {
1070                         FILE_OP_ERROR("filtering config", "fputs || fputc");
1071                         g_free(filtering_str);
1072                         return;
1073                 }
1074                 g_free(filtering_str);
1075         }
1076 }
1077
1078 static gboolean prefs_matcher_write_func(GNode *node, gpointer data)
1079 {
1080         FolderItem *item;
1081         FILE * fp = data;
1082         gchar * id;
1083         GSList * prefs_scoring;
1084         GSList * prefs_filtering;
1085
1086         if (node != NULL) {
1087                 item = node->data;
1088                 /* prevent from the warning */
1089                 if (item->path == NULL)
1090                         return FALSE;
1091                 id = folder_item_get_identifier(item);
1092                 if (id == NULL)
1093                         return FALSE;
1094                 prefs_scoring = item->prefs->scoring;
1095                 prefs_filtering = item->prefs->processing;
1096         }
1097         else {
1098                 item = NULL;
1099                 id = g_strdup("global"); /* because it is g_freed */
1100                 prefs_scoring = global_scoring;
1101                 prefs_filtering = global_processing;
1102         }
1103
1104         if (prefs_filtering != NULL || prefs_scoring != NULL) {
1105                 fprintf(fp, "[%s]\n", id);
1106
1107                 prefs_filtering_write(fp, prefs_filtering);
1108                 prefs_scoring_write(fp, prefs_scoring);
1109
1110                 fputc('\n', fp);
1111         }
1112
1113         g_free(id);
1114
1115         return FALSE;
1116 }
1117
1118 static void prefs_matcher_save(FILE * fp)
1119 {
1120         GList * cur;
1121
1122         for (cur = folder_get_list() ; cur != NULL ; cur = g_list_next(cur)) {
1123                 Folder *folder;
1124
1125                 folder = (Folder *) cur->data;
1126                 g_node_traverse(folder->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
1127                                 prefs_matcher_write_func, fp);
1128         }
1129         prefs_matcher_write_func(NULL, fp);
1130 }
1131
1132
1133 void prefs_matcher_write_config(void)
1134 {
1135         gchar *rcpath;
1136         PrefFile *pfile;
1137         GSList *cur;
1138         ScoringProp * prop;
1139
1140         debug_print(_("Writing matcher configuration...\n"));
1141
1142         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1143                              MATCHER_RC, NULL);
1144
1145         if ((pfile = prefs_write_open(rcpath)) == NULL) {
1146                 g_warning(_("failed to write configuration to file\n"));
1147                 g_free(rcpath);
1148                 return;
1149         }
1150
1151
1152         prefs_matcher_save(pfile->fp);
1153
1154         g_free(rcpath);
1155
1156         if (prefs_write_close(pfile) < 0) {
1157                 g_warning(_("failed to write configuration to file\n"));
1158                 return;
1159         }
1160 }
1161
1162
1163
1164
1165
1166
1167 /* ******************************************************************* */
1168
1169 void prefs_matcher_read_config(void)
1170 {
1171         gchar * rcpath;
1172         FILE * f;
1173
1174         prefs_scoring_clear();
1175         prefs_filtering_clear();
1176
1177         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, MATCHER_RC, NULL);
1178         f = fopen(rcpath, "r");
1179         g_free(rcpath);
1180
1181         if (f != NULL)
1182                 matcher_parser_start_parsing(f);
1183         else {
1184                 /* previous version compatibily */
1185
1186                 printf("reading filtering\n");
1187                 rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1188                                      FILTERING_RC, NULL);
1189                 f = fopen(rcpath, "r");
1190                 g_free(rcpath);
1191
1192                 if (f != NULL) {
1193                         matcher_parser_start_parsing(f);
1194                         fclose(matcher_parserin);
1195                 }
1196
1197                 printf("reading scoring\n");
1198                 rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1199                                      SCORING_RC, NULL);
1200                 f = fopen(rcpath, "r");
1201                 g_free(rcpath);
1202
1203                 if (f != NULL) {
1204                         matcher_parser_start_parsing(f);
1205                         fclose(matcher_parserin);
1206                 }
1207         }
1208 }