2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2004 Hiroyuki Yamamoto & The Sylpheed-Claws Team
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
32 #include <sys/types.h>
38 #include "procheader.h"
40 #include "quoted-printable.h"
47 #include "prefs_common.h"
49 #include "prefs_gtk.h"
51 static GHashTable *procmime_get_mime_type_table (void);
53 MimeInfo *procmime_mimeinfo_new(void)
57 mimeinfo = g_new0(MimeInfo, 1);
58 mimeinfo->type = MIMETYPE_UNKNOWN;
59 mimeinfo->encoding_type = ENC_UNKNOWN;
60 mimeinfo->disposition = DISPOSITIONTYPE_UNKNOWN;
62 mimeinfo->parameters = g_hash_table_new(g_str_hash, g_str_equal);
63 mimeinfo->node = g_node_new(mimeinfo);
68 static gboolean procmime_mimeinfo_parameters_destroy(gpointer key, gpointer value, gpointer user_data)
76 static gboolean free_func(GNode *node, gpointer data)
78 MimeInfo *mimeinfo = (MimeInfo *) node->data;
80 if (mimeinfo->tmpfile)
81 unlink(mimeinfo->filename);
82 g_free(mimeinfo->filename);
84 g_free(mimeinfo->subtype);
85 g_free(mimeinfo->description);
88 g_hash_table_foreach_remove(mimeinfo->parameters, procmime_mimeinfo_parameters_destroy, NULL);
89 g_hash_table_destroy(mimeinfo->parameters);
91 if (mimeinfo->privacy)
92 privacy_free_privacydata(mimeinfo->privacy);
99 void procmime_mimeinfo_free_all(MimeInfo *mimeinfo)
103 g_return_if_fail(mimeinfo);
105 node = mimeinfo->node;
106 g_node_traverse(node, G_IN_ORDER, G_TRAVERSE_ALL, -1, free_func, NULL);
108 g_node_destroy(node);
112 MimeInfo *procmime_mimeinfo_insert(MimeInfo *parent, MimeInfo *mimeinfo)
114 MimeInfo *child = parent->children;
117 parent->children = mimeinfo;
119 while (child->next != NULL)
122 child->next = mimeinfo;
125 mimeinfo->parent = parent;
126 mimeinfo->level = parent->level + 1;
131 void procmime_mimeinfo_replace(MimeInfo *old, MimeInfo *new)
133 MimeInfo *parent = old->parent;
136 g_return_if_fail(parent != NULL);
137 g_return_if_fail(new->next == NULL);
139 for (child = parent->children; child && child != old;
143 g_warning("oops: parent can't find it's own child");
146 procmime_mimeinfo_free_all(old);
148 if (child == parent->children) {
149 new->next = parent->children->next;
150 parent->children = new;
152 new->next = child->next;
158 MimeInfo *procmime_mimeinfo_parent(MimeInfo *mimeinfo)
160 g_return_val_if_fail(mimeinfo != NULL, NULL);
161 g_return_val_if_fail(mimeinfo->node != NULL, NULL);
163 if (mimeinfo->node->parent == NULL)
165 return (MimeInfo *) mimeinfo->node->parent->data;
168 MimeInfo *procmime_mimeinfo_next(MimeInfo *mimeinfo)
170 g_return_val_if_fail(mimeinfo != NULL, NULL);
171 g_return_val_if_fail(mimeinfo->node != NULL, NULL);
173 if (mimeinfo->node->children)
174 return (MimeInfo *) mimeinfo->node->children->data;
175 if (mimeinfo->node->next)
176 return (MimeInfo *) mimeinfo->node->next->data;
178 if (mimeinfo->node->parent == NULL)
181 while (mimeinfo->node->parent != NULL) {
182 mimeinfo = (MimeInfo *) mimeinfo->node->parent->data;
183 if (mimeinfo->node->next)
184 return (MimeInfo *) mimeinfo->node->next->data;
190 MimeInfo *procmime_scan_message(MsgInfo *msginfo)
195 filename = procmsg_get_message_file(msginfo);
198 if (msginfo->folder->stype != F_QUEUE &&
199 msginfo->folder->stype != F_DRAFT)
200 mimeinfo = procmime_scan_file(filename);
202 mimeinfo = procmime_scan_queue_file(filename);
210 H_CONTENT_TRANSFER_ENCODING = 0,
212 H_CONTENT_DISPOSITION = 2,
213 H_CONTENT_DESCRIPTION = 3,
217 const gchar *procmime_mimeinfo_get_parameter(MimeInfo *mimeinfo, const gchar *name)
219 g_return_val_if_fail(mimeinfo != NULL, NULL);
220 g_return_val_if_fail(name != NULL, NULL);
222 return g_hash_table_lookup(mimeinfo->parameters, name);
225 gboolean procmime_decode_content(MimeInfo *mimeinfo)
234 g_return_val_if_fail(mimeinfo != NULL, FALSE);
236 if (mimeinfo->encoding_type == ENC_BINARY)
239 infp = fopen(mimeinfo->filename, "rb");
244 fseek(infp, mimeinfo->offset, SEEK_SET);
246 mimetmpdir = get_mime_tmp_dir();
247 outfp = get_tmpfile_in_dir(mimetmpdir, &tmpfilename);
253 readend = mimeinfo->offset + mimeinfo->length;
255 if (mimeinfo->encoding_type == ENC_QUOTED_PRINTABLE) {
256 while ((ftell(infp) < readend) && (fgets(buf, sizeof(buf), infp) != NULL)) {
258 len = qp_decode_line(buf);
259 fwrite(buf, len, 1, outfp);
261 } else if (mimeinfo->encoding_type == ENC_BASE64) {
262 gchar outbuf[BUFFSIZE];
264 Base64Decoder *decoder;
266 decoder = base64_decoder_new();
267 while ((ftell(infp) < readend) && (fgets(buf, sizeof(buf), infp) != NULL)) {
268 len = base64_decoder_decode(decoder, buf, outbuf);
270 g_warning("Bad BASE64 content\n");
273 fwrite(outbuf, sizeof(gchar), len, outfp);
275 base64_decoder_free(decoder);
276 } else if (mimeinfo->encoding_type == ENC_X_UUENCODE) {
277 gchar outbuf[BUFFSIZE];
279 gboolean flag = FALSE;
281 while ((ftell(infp) < readend) && (fgets(buf, sizeof(buf), infp) != NULL)) {
282 if (!flag && strncmp(buf,"begin ", 6)) continue;
285 len = fromuutobits(outbuf, buf);
288 g_warning("Bad UUENCODE content(%d)\n", len);
291 fwrite(outbuf, sizeof(gchar), len, outfp);
296 while ((ftell(infp) < readend) && (fgets(buf, sizeof(buf), infp) != NULL)) {
304 stat(tmpfilename, &statbuf);
305 if (mimeinfo->tmpfile)
306 unlink(mimeinfo->filename);
307 g_free(mimeinfo->filename);
308 mimeinfo->filename = tmpfilename;
309 mimeinfo->tmpfile = TRUE;
310 mimeinfo->offset = 0;
311 mimeinfo->length = statbuf.st_size;
312 mimeinfo->encoding_type = ENC_BINARY;
317 gint procmime_get_part(const gchar *outfile, MimeInfo *mimeinfo)
321 gint restlength, readlength;
323 g_return_val_if_fail(outfile != NULL, -1);
324 g_return_val_if_fail(mimeinfo != NULL, -1);
326 if (mimeinfo->encoding_type != ENC_BINARY && !procmime_decode_content(mimeinfo))
329 if ((infp = fopen(mimeinfo->filename, "rb")) == NULL) {
330 FILE_OP_ERROR(mimeinfo->filename, "fopen");
333 if (fseek(infp, mimeinfo->offset, SEEK_SET) < 0) {
334 FILE_OP_ERROR(mimeinfo->filename, "fseek");
338 if ((outfp = fopen(outfile, "wb")) == NULL) {
339 FILE_OP_ERROR(outfile, "fopen");
344 restlength = mimeinfo->length;
346 while ((restlength > 0) && ((readlength = fread(buf, 1, restlength > BUFFSIZE ? BUFFSIZE : restlength, infp)) > 0)) {
347 fwrite(buf, 1, readlength, outfp);
348 restlength -= readlength;
352 if (fclose(outfp) == EOF) {
353 FILE_OP_ERROR(outfile, "fclose");
361 struct ContentRenderer {
366 static GList * renderer_list = NULL;
368 static struct ContentRenderer *
369 content_renderer_new(char * content_type, char * renderer)
371 struct ContentRenderer * cr;
373 cr = g_new(struct ContentRenderer, 1);
377 cr->content_type = g_strdup(content_type);
378 cr->renderer = g_strdup(renderer);
383 static void content_renderer_free(struct ContentRenderer * cr)
385 g_free(cr->content_type);
386 g_free(cr->renderer);
390 void renderer_read_config(void)
396 g_list_foreach(renderer_list, (GFunc) content_renderer_free, NULL);
397 renderer_list = NULL;
399 rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, RENDERER_RC, NULL);
400 f = fopen(rcpath, "rb");
406 while (fgets(buf, BUFFSIZE, f)) {
408 struct ContentRenderer * cr;
411 p = strchr(buf, ' ');
416 cr = content_renderer_new(buf, p + 1);
420 renderer_list = g_list_append(renderer_list, cr);
426 void renderer_write_config(void)
432 rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, RENDERER_RC, NULL);
434 if ((pfile = prefs_write_open(rcpath)) == NULL) {
435 g_warning("failed to write configuration to file\n");
442 for (cur = renderer_list ; cur != NULL ; cur = cur->next) {
443 struct ContentRenderer * renderer;
444 renderer = cur->data;
445 fprintf(pfile->fp, "%s %s\n", renderer->content_type,
449 if (prefs_file_close(pfile) < 0) {
450 g_warning("failed to write configuration to file\n");
455 FILE *procmime_get_text_content(MimeInfo *mimeinfo)
458 const gchar *src_codeset;
459 gboolean conv_fail = FALSE;
462 struct ContentRenderer * renderer;
464 gchar *tmpfile, *content_type;
466 g_return_val_if_fail(mimeinfo != NULL, NULL);
468 if (!procmime_decode_content(mimeinfo))
471 tmpfile = procmime_get_tmp_file_name(mimeinfo);
475 if (procmime_get_part(tmpfile, mimeinfo) < 0) {
480 tmpfp = fopen(tmpfile, "rb");
486 if ((outfp = my_tmpfile()) == NULL) {
493 src_codeset = prefs_common.force_charset
494 ? prefs_common.force_charset :
495 procmime_mimeinfo_get_parameter(mimeinfo, "charset");
499 content_type = procmime_get_content_type_str(mimeinfo->type,
501 for (cur = renderer_list ; cur != NULL ; cur = cur->next) {
502 struct ContentRenderer * cr;
505 if (g_strcasecmp(cr->content_type, content_type) == 0) {
510 g_free(content_type);
512 if (renderer != NULL) {
518 dup2(fileno(outfp), 1);
520 p = popen(renderer->renderer, "w");
525 fread(buf, sizeof(char), sizeof(buf),
527 fwrite(buf, sizeof(char), count, p);
532 #warning FIXME_GTK2 HTML/RTF not yet utf8
533 /* CodeConverter seems to have no effect here */
534 } else if (mimeinfo->type == MIMETYPE_TEXT && !g_strcasecmp(mimeinfo->subtype, "html")) {
538 conv = conv_code_converter_new(src_codeset);
539 parser = html_parser_new(tmpfp, conv);
540 while ((str = html_parse(parser)) != NULL) {
543 html_parser_destroy(parser);
544 conv_code_converter_destroy(conv);
545 } else if (mimeinfo->type == MIMETYPE_TEXT && !g_strcasecmp(mimeinfo->subtype, "enriched")) {
549 conv = conv_code_converter_new(src_codeset);
550 parser = ertf_parser_new(tmpfp, conv);
551 while ((str = ertf_parse(parser)) != NULL) {
554 ertf_parser_destroy(parser);
555 conv_code_converter_destroy(conv);
556 } else if (mimeinfo->type == MIMETYPE_TEXT) {
557 while (fgets(buf, sizeof(buf), tmpfp) != NULL) {
558 str = conv_codeset_strdup(buf, src_codeset, CS_UTF_8);
570 g_warning("procmime_get_text_content(): Code conversion failed.\n");
580 /* search the first text part of (multipart) MIME message,
581 decode, convert it and output to outfp. */
582 FILE *procmime_get_first_text_content(MsgInfo *msginfo)
585 MimeInfo *mimeinfo, *partinfo;
587 g_return_val_if_fail(msginfo != NULL, NULL);
589 mimeinfo = procmime_scan_message(msginfo);
590 if (!mimeinfo) return NULL;
593 while (partinfo && partinfo->type != MIMETYPE_TEXT)
594 partinfo = procmime_mimeinfo_next(partinfo);
597 outfp = procmime_get_text_content(partinfo);
599 procmime_mimeinfo_free_all(mimeinfo);
604 gboolean procmime_find_string_part(MimeInfo *mimeinfo, const gchar *filename,
605 const gchar *str, gboolean case_sens)
609 gchar *(* StrFindFunc) (const gchar *haystack, const gchar *needle);
611 g_return_val_if_fail(mimeinfo != NULL, FALSE);
612 g_return_val_if_fail(mimeinfo->type == MIMETYPE_TEXT, FALSE);
613 g_return_val_if_fail(str != NULL, FALSE);
615 outfp = procmime_get_text_content(mimeinfo);
621 StrFindFunc = strstr;
623 StrFindFunc = strcasestr;
625 while (fgets(buf, sizeof(buf), outfp) != NULL) {
626 if (StrFindFunc(buf, str) != NULL) {
637 gboolean procmime_find_string(MsgInfo *msginfo, const gchar *str,
643 gboolean found = FALSE;
645 g_return_val_if_fail(msginfo != NULL, FALSE);
646 g_return_val_if_fail(str != NULL, FALSE);
648 filename = procmsg_get_message_file(msginfo);
649 if (!filename) return FALSE;
650 mimeinfo = procmime_scan_message(msginfo);
652 for (partinfo = mimeinfo; partinfo != NULL;
653 partinfo = procmime_mimeinfo_next(partinfo)) {
654 if (partinfo->type == MIMETYPE_TEXT) {
655 if (procmime_find_string_part
656 (partinfo, filename, str, case_sens) == TRUE) {
663 procmime_mimeinfo_free_all(mimeinfo);
669 gchar *procmime_get_tmp_file_name(MimeInfo *mimeinfo)
671 static guint32 id = 0;
676 g_return_val_if_fail(mimeinfo != NULL, NULL);
678 g_snprintf(f_prefix, sizeof(f_prefix), "%08x.", id++);
680 if ((mimeinfo->type == MIMETYPE_TEXT) && !g_strcasecmp(mimeinfo->subtype, "html"))
681 base = "mimetmp.html";
683 const gchar *basetmp;
685 basetmp = procmime_mimeinfo_get_parameter(mimeinfo, "filename");
687 basetmp = procmime_mimeinfo_get_parameter(mimeinfo, "name");
690 base = g_basename(basetmp);
691 if (*base == '\0') base = "mimetmp";
692 Xstrdup_a(base, base, return NULL);
693 subst_for_shellsafe_filename(base);
696 filename = g_strconcat(get_mime_tmp_dir(), G_DIR_SEPARATOR_S,
697 f_prefix, base, NULL);
702 static GList *mime_type_list = NULL;
704 gchar *procmime_get_mime_type(const gchar *filename)
706 static GHashTable *mime_type_table = NULL;
711 if (!mime_type_table) {
712 mime_type_table = procmime_get_mime_type_table();
713 if (!mime_type_table) return NULL;
716 filename = g_basename(filename);
717 p = strrchr(filename, '.');
720 Xstrdup_a(ext, p + 1, return NULL);
722 mime_type = g_hash_table_lookup(mime_type_table, ext);
726 str = g_strconcat(mime_type->type, "/", mime_type->sub_type,
734 static guint procmime_str_hash(gconstpointer gptr)
736 guint hash_result = 0;
739 for (str = gptr; str && *str; str++) {
740 if (isupper(*str)) hash_result += (*str + ' ');
741 else hash_result += *str;
747 static gint procmime_str_equal(gconstpointer gptr1, gconstpointer gptr2)
749 const char *str1 = gptr1;
750 const char *str2 = gptr2;
752 return !strcasecmp(str1, str2);
755 static GHashTable *procmime_get_mime_type_table(void)
757 GHashTable *table = NULL;
762 if (!mime_type_list) {
763 mime_type_list = procmime_get_mime_type_list();
764 if (!mime_type_list) return NULL;
767 table = g_hash_table_new(procmime_str_hash, procmime_str_equal);
769 for (cur = mime_type_list; cur != NULL; cur = cur->next) {
773 mime_type = (MimeType *)cur->data;
775 if (!mime_type->extension) continue;
777 exts = g_strsplit(mime_type->extension, " ", 16);
778 for (i = 0; exts[i] != NULL; i++) {
779 /* make the key case insensitive */
781 /* use previously dup'd key on overwriting */
782 if (g_hash_table_lookup(table, exts[i]))
785 key = g_strdup(exts[i]);
786 g_hash_table_insert(table, key, mime_type);
794 GList *procmime_get_mime_type_list(void)
804 return mime_type_list;
806 if ((fp = fopen("/etc/mime.types", "rb")) == NULL) {
807 if ((fp = fopen(SYSCONFDIR "/mime.types", "rb")) == NULL) {
808 FILE_OP_ERROR(SYSCONFDIR "/mime.types", "fopen");
813 while (fgets(buf, sizeof(buf), fp) != NULL) {
814 p = strchr(buf, '#');
819 while (*p && !isspace(*p)) p++;
824 delim = strchr(buf, '/');
825 if (delim == NULL) continue;
828 mime_type = g_new(MimeType, 1);
829 mime_type->type = g_strdup(buf);
830 mime_type->sub_type = g_strdup(delim + 1);
832 while (*p && isspace(*p)) p++;
834 mime_type->extension = g_strdup(p);
836 mime_type->extension = NULL;
838 list = g_list_append(list, mime_type);
844 g_warning("Can't read mime.types\n");
849 EncodingType procmime_get_encoding_for_charset(const gchar *charset)
853 else if (!strncasecmp(charset, "ISO-2022-", 9) ||
854 !strcasecmp(charset, "US-ASCII"))
856 else if (!strcasecmp(charset, "ISO-8859-5") ||
857 !strncasecmp(charset, "KOI8-", 5) ||
858 !strcasecmp(charset, "Windows-1251"))
860 else if (!strncasecmp(charset, "ISO-8859-", 9))
861 return ENC_QUOTED_PRINTABLE;
866 EncodingType procmime_get_encoding_for_file(const gchar *file)
872 if ((fp = fopen(file, "rb")) == NULL) {
873 FILE_OP_ERROR(file, "fopen");
877 while ((len = fread(buf, sizeof(gchar), sizeof(buf), fp)) > 0) {
881 for (p = buf, i = 0; i < len; p++, i++) {
896 EncodingType enc_type;
899 struct EncodingTable encoding_table[] = {
902 {"binary", ENC_BINARY},
903 {"quoted-printable", ENC_QUOTED_PRINTABLE},
904 {"base64", ENC_BASE64},
905 {"x-uuencode", ENC_UNKNOWN},
909 const gchar *procmime_get_encoding_str(EncodingType encoding)
911 struct EncodingTable *enc_table;
913 for (enc_table = encoding_table; enc_table->str != NULL; enc_table++) {
914 if (enc_table->enc_type == encoding)
915 return enc_table->str;
920 /* --- NEW MIME STUFF --- */
927 static struct TypeTable mime_type_table[] = {
928 {"text", MIMETYPE_TEXT},
929 {"image", MIMETYPE_IMAGE},
930 {"audio", MIMETYPE_AUDIO},
931 {"video", MIMETYPE_VIDEO},
932 {"application", MIMETYPE_APPLICATION},
933 {"message", MIMETYPE_MESSAGE},
934 {"multipart", MIMETYPE_MULTIPART},
938 const gchar *procmime_get_type_str(MimeMediaType type)
940 struct TypeTable *type_table;
942 for (type_table = mime_type_table; type_table->str != NULL; type_table++) {
943 if (type_table->type == type)
944 return type_table->str;
950 *\brief Safe wrapper for content type string.
952 *\return const gchar * Pointer to content type string.
954 gchar *procmime_get_content_type_str(MimeMediaType type,
957 const gchar *type_str = NULL;
959 if (subtype == NULL || !(type_str = procmime_get_type_str(type)))
960 return g_strdup("unknown");
961 return g_strdup_printf("%s/%s", type_str, subtype);
964 void procmime_parse_mimepart(MimeInfo *parent,
966 gchar *content_encoding,
967 gchar *content_description,
969 gchar *content_disposition,
970 const gchar *filename,
974 void procmime_parse_message_rfc822(MimeInfo *mimeinfo)
976 HeaderEntry hentry[] = {{"Content-Type:", NULL, TRUE},
977 {"Content-Transfer-Encoding:",
979 {"Content-Description:",
983 {"Content-Disposition:",
987 {NULL, NULL, FALSE}};
988 guint content_start, i;
990 gint mime_major, mime_minor, a;
992 if (mimeinfo->encoding_type != ENC_BINARY &&
993 mimeinfo->encoding_type != ENC_7BIT &&
994 mimeinfo->encoding_type != ENC_8BIT)
995 procmime_decode_content(mimeinfo);
997 fp = fopen(mimeinfo->filename, "rb");
998 fseek(fp, mimeinfo->offset, SEEK_SET);
999 procheader_get_header_fields(fp, hentry);
1000 if (hentry[0].body != NULL)
1001 conv_unmime_header_overwrite(hentry[0].body);
1002 if (hentry[2].body != NULL)
1003 conv_unmime_header_overwrite(hentry[2].body);
1004 if (hentry[4].body != NULL)
1005 conv_unmime_header_overwrite(hentry[4].body);
1006 content_start = ftell(fp);
1009 if ((hentry[5].body != NULL) &&
1010 (sscanf(hentry[5].body, "%d.%d", &mime_major, &mime_minor) == 2) &&
1011 (mime_major == 1) && (mime_minor == 0)) {
1012 procmime_parse_mimepart(mimeinfo,
1013 hentry[0].body, hentry[1].body,
1014 hentry[2].body, hentry[3].body,
1016 mimeinfo->filename, content_start,
1017 mimeinfo->length - (content_start - mimeinfo->offset));
1021 subinfo = procmime_mimeinfo_new();
1022 subinfo->encoding_type = ENC_BINARY;
1023 subinfo->type = MIMETYPE_TEXT;
1024 subinfo->subtype = g_strdup("plain");
1025 subinfo->filename = g_strdup(mimeinfo->filename);
1026 subinfo->offset = content_start;
1027 subinfo->length = mimeinfo->length - (content_start - mimeinfo->offset);
1029 g_node_append(mimeinfo->node, subinfo->node);
1031 for (i = 0; i < (sizeof hentry / sizeof hentry[0]); i++) {
1032 g_free(hentry[i].body);
1033 hentry[i].body = NULL;
1037 void procmime_parse_multipart(MimeInfo *mimeinfo)
1039 HeaderEntry hentry[] = {{"Content-Type:", NULL, TRUE},
1040 {"Content-Transfer-Encoding:",
1042 {"Content-Description:",
1046 {"Content-Disposition:",
1048 {NULL, NULL, FALSE}};
1051 gint boundary_len = 0, lastoffset = -1, i;
1052 gchar buf[BUFFSIZE];
1055 boundary = g_hash_table_lookup(mimeinfo->parameters, "boundary");
1058 boundary_len = strlen(boundary);
1060 if (mimeinfo->encoding_type != ENC_BINARY &&
1061 mimeinfo->encoding_type != ENC_7BIT &&
1062 mimeinfo->encoding_type != ENC_8BIT)
1063 procmime_decode_content(mimeinfo);
1065 fp = fopen(mimeinfo->filename, "rb");
1066 fseek(fp, mimeinfo->offset, SEEK_SET);
1067 while ((p = fgets(buf, sizeof(buf), fp)) != NULL) {
1068 if (ftell(fp) > (mimeinfo->offset + mimeinfo->length))
1071 if (IS_BOUNDARY(buf, boundary, boundary_len)) {
1072 if (lastoffset != -1) {
1073 procmime_parse_mimepart(mimeinfo,
1074 hentry[0].body, hentry[1].body,
1075 hentry[2].body, hentry[3].body,
1077 mimeinfo->filename, lastoffset,
1078 (ftell(fp) - strlen(buf)) - lastoffset);
1081 if (buf[2 + boundary_len] == '-' &&
1082 buf[2 + boundary_len + 1] == '-')
1085 for (i = 0; i < (sizeof hentry / sizeof hentry[0]) ; i++) {
1086 g_free(hentry[i].body);
1087 hentry[i].body = NULL;
1089 procheader_get_header_fields(fp, hentry);
1090 if (hentry[0].body != NULL)
1091 conv_unmime_header_overwrite(hentry[0].body);
1092 if (hentry[2].body != NULL)
1093 conv_unmime_header_overwrite(hentry[2].body);
1094 if (hentry[4].body != NULL)
1095 conv_unmime_header_overwrite(hentry[4].body);
1096 lastoffset = ftell(fp);
1099 for (i = 0; i < (sizeof hentry / sizeof hentry[0]); i++) {
1100 g_free(hentry[i].body);
1101 hentry[i].body = NULL;
1106 static void add_to_mimeinfo_parameters(gchar **parts, MimeInfo *mimeinfo)
1110 for (strarray = parts; *strarray != NULL; strarray++) {
1111 gchar **parameters_parts;
1113 parameters_parts = g_strsplit(*strarray, "=", 2);
1114 if ((parameters_parts[0] != NULL) && (parameters_parts[1] != NULL)) {
1117 g_strstrip(parameters_parts[0]);
1118 g_strstrip(parameters_parts[1]);
1119 g_strdown(parameters_parts[0]);
1120 if (parameters_parts[1][0] == '"')
1121 extract_quote(parameters_parts[1], '"');
1122 else if ((firstspace = strchr(parameters_parts[1], ' ')) != NULL)
1124 if (g_hash_table_lookup(mimeinfo->parameters,
1125 parameters_parts[0]) == NULL)
1126 g_hash_table_insert(mimeinfo->parameters,
1127 g_strdup(parameters_parts[0]),
1128 g_strdup(parameters_parts[1]));
1130 g_strfreev(parameters_parts);
1134 static void procmime_parse_content_type(const gchar *content_type, MimeInfo *mimeinfo)
1136 gchar **content_type_parts;
1139 struct TypeTable *typetablearray;
1141 g_return_if_fail(content_type != NULL);
1142 g_return_if_fail(mimeinfo != NULL);
1144 /* Split content type into parts and remove trailing
1145 and leading whitespaces from all strings */
1146 content_type_parts = g_strsplit(content_type, ";", 0);
1147 for (strarray = content_type_parts; *strarray != NULL; strarray++) {
1148 g_strstrip(*strarray);
1151 /* Get mimeinfo->type and mimeinfo->subtype */
1152 str = content_type_parts[0];
1153 /* RFC 2045, page 13 says that the mime subtype is MANDATORY;
1154 * if it's not available we use the default Content-Type */
1155 if ((str == NULL) || (str[0] == '\0') || (strchr(str, '/') == NULL)) {
1156 mimeinfo->type = MIMETYPE_TEXT;
1157 mimeinfo->subtype = g_strdup("plain");
1158 if (g_hash_table_lookup(mimeinfo->parameters,
1160 g_hash_table_insert(mimeinfo->parameters,
1161 g_strdup("charset"),
1162 g_strdup("us-ascii"));
1164 mimeinfo->type = MIMETYPE_UNKNOWN;
1165 for (typetablearray = mime_type_table; typetablearray->str != NULL; typetablearray++) {
1166 if (g_strncasecmp(str, typetablearray->str, strlen(typetablearray->str)) == 0 &&
1167 str[strlen(typetablearray->str)] == '/') {
1168 mimeinfo->type = typetablearray->type;
1169 mimeinfo->subtype = g_strdup(str + strlen(typetablearray->str) + 1);
1174 /* Get mimeinfo->parmeters */
1175 add_to_mimeinfo_parameters(&content_type_parts[1], mimeinfo);
1178 g_strfreev(content_type_parts);
1181 static void procmime_parse_content_disposition(const gchar *content_disposition, MimeInfo *mimeinfo)
1183 gchar **content_disp_parts;
1187 g_return_if_fail(content_disposition != NULL);
1188 g_return_if_fail(mimeinfo != NULL);
1190 /* Split into parts and remove trailing
1191 and leading whitespaces from all strings */
1192 content_disp_parts = g_strsplit(content_disposition, ";", 0);
1193 for (strarray = content_disp_parts; *strarray != NULL; strarray++) {
1194 g_strstrip(*strarray);
1196 /* Get mimeinfo->disposition */
1197 str = content_disp_parts[0];
1199 g_strfreev(content_disp_parts);
1202 if (!g_strcasecmp(str, "inline"))
1203 mimeinfo->disposition = DISPOSITIONTYPE_INLINE;
1204 else if (!g_strcasecmp(str, "attachment"))
1205 mimeinfo->disposition = DISPOSITIONTYPE_ATTACHMENT;
1207 mimeinfo->disposition = DISPOSITIONTYPE_ATTACHMENT;
1209 add_to_mimeinfo_parameters(&content_disp_parts[1], mimeinfo);
1210 g_strfreev(content_disp_parts);
1214 static void procmime_parse_content_encoding(const gchar *content_encoding, MimeInfo *mimeinfo)
1216 struct EncodingTable *enc_table;
1218 for (enc_table = encoding_table; enc_table->str != NULL; enc_table++) {
1219 if (g_strcasecmp(enc_table->str, content_encoding) == 0) {
1220 mimeinfo->encoding_type = enc_table->enc_type;
1224 mimeinfo->encoding_type = ENC_UNKNOWN;
1228 void procmime_parse_mimepart(MimeInfo *parent,
1229 gchar *content_type,
1230 gchar *content_encoding,
1231 gchar *content_description,
1233 gchar *content_disposition,
1234 const gchar *filename,
1240 /* Create MimeInfo */
1241 mimeinfo = procmime_mimeinfo_new();
1243 g_node_append(parent->node, mimeinfo->node);
1244 mimeinfo->filename = g_strdup(filename);
1245 mimeinfo->offset = offset;
1246 mimeinfo->length = length;
1248 if (content_type != NULL) {
1249 procmime_parse_content_type(content_type, mimeinfo);
1251 mimeinfo->type = MIMETYPE_TEXT;
1252 mimeinfo->subtype = g_strdup("plain");
1253 if (g_hash_table_lookup(mimeinfo->parameters,
1255 g_hash_table_insert(mimeinfo->parameters, g_strdup("charset"), g_strdup("us-ascii"));
1258 if (content_encoding != NULL) {
1259 procmime_parse_content_encoding(content_encoding, mimeinfo);
1261 mimeinfo->encoding_type = ENC_7BIT;
1264 if (content_description != NULL)
1265 mimeinfo->description = g_strdup(content_description);
1267 mimeinfo->description = NULL;
1269 if (content_id != NULL)
1270 mimeinfo->id = g_strdup(content_id);
1272 mimeinfo->id = NULL;
1274 if (content_disposition != NULL)
1275 procmime_parse_content_disposition(content_disposition, mimeinfo);
1277 mimeinfo->disposition = DISPOSITIONTYPE_UNKNOWN;
1279 /* Call parser for mime type */
1280 switch (mimeinfo->type) {
1281 case MIMETYPE_MESSAGE:
1282 if (g_strcasecmp(mimeinfo->subtype, "rfc822") == 0) {
1283 procmime_parse_message_rfc822(mimeinfo);
1287 case MIMETYPE_MULTIPART:
1288 procmime_parse_multipart(mimeinfo);
1296 static gchar *typenames[] = {
1307 static gboolean output_func(GNode *node, gpointer data)
1310 MimeInfo *mimeinfo = (MimeInfo *) node->data;
1312 depth = g_node_depth(node);
1313 for (i = 0; i < depth; i++)
1315 printf("%s/%s (offset:%d length:%d encoding: %d)\n", typenames[mimeinfo->type], mimeinfo->subtype, mimeinfo->offset, mimeinfo->length, mimeinfo->encoding_type);
1320 static void output_mime_structure(MimeInfo *mimeinfo, int indent)
1322 g_node_traverse(mimeinfo->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1, output_func, NULL);
1325 static MimeInfo *procmime_scan_file_with_offset(const gchar *filename, int offset)
1330 stat(filename, &buf);
1332 mimeinfo = procmime_mimeinfo_new();
1333 mimeinfo->encoding_type = ENC_BINARY;
1334 mimeinfo->type = MIMETYPE_MESSAGE;
1335 mimeinfo->subtype = g_strdup("rfc822");
1336 mimeinfo->filename = g_strdup(filename);
1337 mimeinfo->offset = offset;
1338 mimeinfo->length = buf.st_size - offset;
1340 procmime_parse_message_rfc822(mimeinfo);
1341 if (debug_get_mode())
1342 output_mime_structure(mimeinfo, 0);
1347 MimeInfo *procmime_scan_file(gchar *filename)
1351 g_return_val_if_fail(filename != NULL, NULL);
1353 mimeinfo = procmime_scan_file_with_offset(filename, 0);
1358 MimeInfo *procmime_scan_queue_file(gchar *filename)
1362 gchar buf[BUFFSIZE];
1365 g_return_val_if_fail(filename != NULL, NULL);
1368 if ((fp = fopen(filename, "rb")) == NULL)
1370 /* Skip queue header */
1371 while (fgets(buf, sizeof(buf), fp) != NULL)
1372 if (buf[0] == '\r' || buf[0] == '\n') break;
1376 mimeinfo = procmime_scan_file_with_offset(filename, offset);