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This commit was manufactured by cvs2svn to create tagrelease-0-2-9-branch
'release-0-2-9-branch'.
svn path=/tags/release-0-2-9-branch/; revision=9979
Diffstat (limited to 'camel/camel-filter-search.c')
-rw-r--r-- | camel/camel-filter-search.c | 465 |
1 files changed, 0 insertions, 465 deletions
diff --git a/camel/camel-filter-search.c b/camel/camel-filter-search.c deleted file mode 100644 index 78f4ee7b4c..0000000000 --- a/camel/camel-filter-search.c +++ /dev/null @@ -1,465 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * Authors: Jeffrey Stedfast <fejj@helixcode.com> - * Michael Zucchi <NotZed@Ximian.com> - * - * Copyright 2000 Helix Code, Inc. (www.helixcode.com) - * Copyright 2001 Ximian Inc. (www.ximian.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA. - * - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -/* (from glibc headers: - POSIX says that <sys/types.h> must be included (by the caller) before <regex.h>. */ - -#include <sys/types.h> -#include <regex.h> -#include <string.h> -#include <ctype.h> - -#include "e-util/e-sexp.h" -#include "e-util/e-url.h" - -#include "camel-mime-message.h" -#include "camel-filter-search.h" -#include "camel-exception.h" -#include "camel-multipart.h" -#include "camel-stream-mem.h" -#include "camel-search-private.h" - -#define d(x) - -typedef struct { - CamelMimeMessage *message; - CamelMessageInfo *info; - const char *source; - CamelException *ex; -} FilterMessageSearch; - -/* ESExp callbacks */ -static ESExpResult *header_contains (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *header_matches (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *header_starts_with (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *header_ends_with (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *header_exists (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *header_soundex (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *header_regex (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *header_full_regex (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *match_all (struct _ESExp *f, int argc, struct _ESExpTerm **argv, FilterMessageSearch *fms); -static ESExpResult *body_contains (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *body_regex (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *user_flag (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *user_tag (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *system_flag (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *get_sent_date (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *get_received_date (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *get_current_date (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *get_score (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); -static ESExpResult *get_source (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms); - -/* builtin functions */ -static struct { - char *name; - ESExpFunc *func; - int type; /* set to 1 if a function can perform shortcut evaluation, or - doesn't execute everything, 0 otherwise */ -} symbols[] = { - { "match-all", (ESExpFunc *) match_all, 1 }, - { "body-contains", (ESExpFunc *) body_contains, 0 }, - { "body-regex", (ESExpFunc *) body_regex, 0 }, - { "header-contains", (ESExpFunc *) header_contains, 0 }, - { "header-matches", (ESExpFunc *) header_matches, 0 }, - { "header-starts-with", (ESExpFunc *) header_starts_with, 0 }, - { "header-ends-with", (ESExpFunc *) header_ends_with, 0 }, - { "header-exists", (ESExpFunc *) header_exists, 0 }, - { "header-soundex", (ESExpFunc *) header_soundex, 0 }, - { "header-regex", (ESExpFunc *) header_regex, 0 }, - { "header-full-regex", (ESExpFunc *) header_full_regex, 0 }, - { "user-tag", (ESExpFunc *) user_tag, 0 }, - { "user-flag", (ESExpFunc *) user_flag, 0 }, - { "system-flag", (ESExpFunc *) system_flag, 0 }, - { "get-sent-date", (ESExpFunc *) get_sent_date, 0 }, - { "get-received-date", (ESExpFunc *) get_received_date, 0 }, - { "get-current-date", (ESExpFunc *) get_current_date, 0 }, - { "get-score", (ESExpFunc *) get_score, 0 }, - { "get-source", (ESExpFunc *) get_source, 0 }, -}; - -static ESExpResult * -check_header(struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms, camel_search_match_t how) -{ - gboolean matched = FALSE; - ESExpResult *r; - int i; - - if (argc > 1 && argv[0]->type == ESEXP_RES_STRING) { - char *name = argv[0]->value.string; - const char *header; - - if (strcasecmp(name, "x-camel-mlist") == 0) - header = camel_message_info_mlist(fms->info); - else - header = camel_medium_get_header (CAMEL_MEDIUM (fms->message), argv[0]->value.string); - - if (header) { - for (i=1;i<argc && !matched;i++) { - if (argv[i]->type == ESEXP_RES_STRING - && camel_search_header_match(header, argv[i]->value.string, how)) { - matched = TRUE; - break; - } - } - } - } - - r = e_sexp_result_new(f, ESEXP_RES_BOOL); - r->value.bool = matched; - - return r; -} - -static ESExpResult * -header_contains (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - return check_header(f, argc, argv, fms, CAMEL_SEARCH_MATCH_CONTAINS); -} - - -static ESExpResult * -header_matches (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - return check_header(f, argc, argv, fms, CAMEL_SEARCH_MATCH_EXACT); -} - -static ESExpResult * -header_starts_with (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - return check_header(f, argc, argv, fms, CAMEL_SEARCH_MATCH_STARTS); -} - -static ESExpResult * -header_ends_with (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - return check_header(f, argc, argv, fms, CAMEL_SEARCH_MATCH_ENDS); -} - -static ESExpResult * -header_soundex (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - return check_header(f, argc, argv, fms, CAMEL_SEARCH_MATCH_SOUNDEX); -} - -static ESExpResult * -header_exists (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - gboolean matched = FALSE; - ESExpResult *r; - int i; - - for (i=0;i<argc && !matched;i++) { - if (argv[i]->type == ESEXP_RES_STRING) - matched = camel_medium_get_header (CAMEL_MEDIUM (fms->message), argv[i]->value.string) != NULL; - } - - r = e_sexp_result_new(f, ESEXP_RES_BOOL); - r->value.bool = matched; - - return r; -} - -static ESExpResult * -header_regex (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r = e_sexp_result_new(f, ESEXP_RES_BOOL); - regex_t pattern; - const char *contents; - - if (argc>1 - && argv[0]->type == ESEXP_RES_STRING - && (contents = camel_medium_get_header (CAMEL_MEDIUM (fms->message), argv[0]->value.string)) - && camel_search_build_match_regex(&pattern, CAMEL_SEARCH_MATCH_REGEX|CAMEL_SEARCH_MATCH_ICASE, argc-1, argv+1, fms->ex) == 0) { - r->value.bool = regexec(&pattern, contents, 0, NULL, 0) == 0; - regfree(&pattern); - } else - r->value.bool = FALSE; - - return r; -} - -static gchar * -get_full_header (CamelMimeMessage *message) -{ - CamelMimePart *mp = CAMEL_MIME_PART (message); - GString *str = g_string_new (""); - char *ret; - struct _header_raw *h; - - for (h = mp->headers; h; h = h->next) { - if (h->value != NULL) { - g_string_append(str, h->name); - if (isspace(h->value[0])) - g_string_append(str, ":"); - else - g_string_append(str, ": "); - g_string_append(str, h->value); - } - } - - ret = str->str; - g_string_free (str, FALSE); - - return ret; -} - -static ESExpResult * -header_full_regex (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r = e_sexp_result_new(f, ESEXP_RES_BOOL); - regex_t pattern; - char *contents; - - if (camel_search_build_match_regex(&pattern, CAMEL_SEARCH_MATCH_REGEX|CAMEL_SEARCH_MATCH_ICASE, argc-1, argv+1, fms->ex) == 0) { - contents = get_full_header (fms->message); - r->value.bool = regexec(&pattern, contents, 0, NULL, 0) == 0; - g_free(contents); - regfree(&pattern); - } else - r->value.bool = FALSE; - - return r; -} - -static ESExpResult * -match_all (struct _ESExp *f, int argc, struct _ESExpTerm **argv, FilterMessageSearch *fms) -{ - /* match-all: when dealing with single messages is a no-op */ - ESExpResult *r; - - if (argc > 0) - return e_sexp_term_eval(f, argv[0]); - - r = e_sexp_result_new(f, ESEXP_RES_BOOL); - r->value.bool = FALSE; - - return r; -} - -static ESExpResult * -body_contains (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r = e_sexp_result_new(f, ESEXP_RES_BOOL); - regex_t pattern; - - if (camel_search_build_match_regex(&pattern, CAMEL_SEARCH_MATCH_ICASE, argc, argv, fms->ex) == 0) { - r->value.bool = camel_search_message_body_contains((CamelDataWrapper *)fms->message, &pattern); - regfree(&pattern); - } else - r->value.bool = FALSE; - - return r; -} - -static ESExpResult * -body_regex (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r = e_sexp_result_new(f, ESEXP_RES_BOOL); - regex_t pattern; - - if (camel_search_build_match_regex(&pattern, CAMEL_SEARCH_MATCH_ICASE|CAMEL_SEARCH_MATCH_REGEX, argc, argv, fms->ex) == 0) { - r->value.bool = camel_search_message_body_contains((CamelDataWrapper *)fms->message, &pattern); - regfree(&pattern); - } else - r->value.bool = FALSE; - - return r; -} - -static ESExpResult * -user_flag (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r; - gboolean truth = FALSE; - int i; - - /* performs an OR of all words */ - for (i = 0; i < argc && !truth; i++) { - if (argv[i]->type == ESEXP_RES_STRING - && camel_flag_get (&fms->info->user_flags, argv[i]->value.string)) { - truth = TRUE; - break; - } - } - - r = e_sexp_result_new(f, ESEXP_RES_BOOL); - r->value.bool = truth; - - return r; -} - -static ESExpResult * -system_flag (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r; - gboolean truth = FALSE; - - if (argc == 1) - truth = camel_system_flag_get (fms->info->flags, argv[0]->value.string); - - r = e_sexp_result_new(f, ESEXP_RES_BOOL); - r->value.bool = truth; - - return r; -} - -static ESExpResult * -user_tag (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r; - const char *tag; - - tag = camel_tag_get (&fms->info->user_tags, argv[0]->value.string); - - r = e_sexp_result_new(f, ESEXP_RES_STRING); - r->value.string = g_strdup (tag ? tag : ""); - - return r; -} - -static ESExpResult * -get_sent_date (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r; - - r = e_sexp_result_new(f, ESEXP_RES_INT); - r->value.number = camel_mime_message_get_date(fms->message, NULL); - - return r; -} - -static ESExpResult * -get_received_date (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r; - - r = e_sexp_result_new(f, ESEXP_RES_INT); - r->value.number = camel_mime_message_get_date_received(fms->message, NULL); - - return r; -} - -static ESExpResult * -get_current_date (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r; - - r = e_sexp_result_new(f, ESEXP_RES_INT); - r->value.number = time (NULL); - - return r; -} - -static ESExpResult * -get_score (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r; - const char *tag; - - tag = camel_tag_get (&fms->info->user_tags, "score"); - - r = e_sexp_result_new(f, ESEXP_RES_INT); - if (tag) - r->value.number = atoi (tag); - else - r->value.number = 0; - - return r; -} - -static ESExpResult * -get_source (struct _ESExp *f, int argc, struct _ESExpResult **argv, FilterMessageSearch *fms) -{ - ESExpResult *r; - - r = e_sexp_result_new(f, ESEXP_RES_STRING); - if (fms->source) { - r->value.string = e_url_shroud (fms->source); - } else { - r->value.string = camel_mime_message_get_source (fms->message); - } - - g_message ("got source: [%s]", r->value.string); - - return r; -} - -gboolean -camel_filter_search_match(CamelMimeMessage *message, CamelMessageInfo *info, - const char *source, const char *expression, CamelException *ex) -{ - FilterMessageSearch fms; - ESExp *sexp; - ESExpResult *result; - gboolean retval; - int i; - - fms.message = message; - fms.info = info; - fms.source = source; - fms.ex = ex; - - sexp = e_sexp_new (); - - for (i = 0; i < sizeof (symbols) / sizeof (symbols[0]); i++) { - if (symbols[i].type == 1) - e_sexp_add_ifunction (sexp, 0, symbols[i].name, (ESExpIFunc *)symbols[i].func, &fms); - else - e_sexp_add_function (sexp, 0, symbols[i].name, symbols[i].func, &fms); - } - - e_sexp_input_text (sexp, expression, strlen (expression)); - if (e_sexp_parse (sexp) == -1) { - if (!camel_exception_is_set(ex)) - camel_exception_setv(ex, 1, _("Error executing filter search: %s: %s"), e_sexp_error(sexp), expression); - goto error; - } - result = e_sexp_eval (sexp); - if (result == NULL) { - if (!camel_exception_is_set(ex)) - camel_exception_setv(ex, 1, _("Error executing filter search: %s: %s"), e_sexp_error(sexp), expression); - goto error; - } - - if (result->type == ESEXP_RES_BOOL) - retval = result->value.bool; - else - retval = FALSE; - - e_sexp_result_free (sexp, result); - e_sexp_unref(sexp); - - return retval; - -error: - e_sexp_unref(sexp); - return FALSE; -} - - - |