2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2012 Hiroyuki Yamamoto & The Claws Mail 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 3 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, see <http://www.gnu.org/licenses/>.
22 #include "claws-features.h"
31 #include <glib/gi18n.h>
37 #include <sys/types.h>
43 #include "procheader.h"
45 #include "quoted-printable.h"
52 #include "prefs_common.h"
53 #include "prefs_gtk.h"
54 #include "alertpanel.h"
58 static GHashTable *procmime_get_mime_type_table (void);
59 static MimeInfo *procmime_scan_file_short(const gchar *filename);
60 static MimeInfo *procmime_scan_queue_file_short(const gchar *filename);
61 static MimeInfo *procmime_scan_queue_file_full(const gchar *filename, gboolean short_scan);
63 MimeInfo *procmime_mimeinfo_new(void)
67 mimeinfo = g_new0(MimeInfo, 1);
68 mimeinfo->content = MIMECONTENT_EMPTY;
69 mimeinfo->data.filename = NULL;
71 mimeinfo->type = MIMETYPE_UNKNOWN;
72 mimeinfo->encoding_type = ENC_UNKNOWN;
73 mimeinfo->typeparameters = g_hash_table_new(g_str_hash, g_str_equal);
75 mimeinfo->disposition = DISPOSITIONTYPE_UNKNOWN;
76 mimeinfo->dispositionparameters
77 = g_hash_table_new(g_str_hash, g_str_equal);
79 mimeinfo->node = g_node_new(mimeinfo);
84 static gboolean procmime_mimeinfo_parameters_destroy(gpointer key, gpointer value, gpointer user_data)
92 static gchar *forced_charset = NULL;
94 void procmime_force_charset(const gchar *str)
96 g_free(forced_charset);
97 forced_charset = NULL;
99 forced_charset = g_strdup(str);
102 static EncodingType forced_encoding = 0;
104 void procmime_force_encoding(EncodingType encoding)
106 forced_encoding = encoding;
109 static gboolean free_func(GNode *node, gpointer data)
111 MimeInfo *mimeinfo = (MimeInfo *) node->data;
113 switch (mimeinfo->content) {
114 case MIMECONTENT_FILE:
116 claws_unlink(mimeinfo->data.filename);
117 g_free(mimeinfo->data.filename);
120 case MIMECONTENT_MEM:
122 g_free(mimeinfo->data.mem);
127 g_free(mimeinfo->subtype);
128 g_free(mimeinfo->description);
129 g_free(mimeinfo->id);
130 g_free(mimeinfo->location);
132 g_hash_table_foreach_remove(mimeinfo->typeparameters,
133 procmime_mimeinfo_parameters_destroy, NULL);
134 g_hash_table_destroy(mimeinfo->typeparameters);
135 g_hash_table_foreach_remove(mimeinfo->dispositionparameters,
136 procmime_mimeinfo_parameters_destroy, NULL);
137 g_hash_table_destroy(mimeinfo->dispositionparameters);
139 if (mimeinfo->privacy)
140 privacy_free_privacydata(mimeinfo->privacy);
147 void procmime_mimeinfo_free_all(MimeInfo *mimeinfo)
154 node = mimeinfo->node;
155 g_node_traverse(node, G_IN_ORDER, G_TRAVERSE_ALL, -1, free_func, NULL);
157 g_node_destroy(node);
160 MimeInfo *procmime_mimeinfo_parent(MimeInfo *mimeinfo)
162 cm_return_val_if_fail(mimeinfo != NULL, NULL);
163 cm_return_val_if_fail(mimeinfo->node != NULL, NULL);
165 if (mimeinfo->node->parent == NULL)
167 return (MimeInfo *) mimeinfo->node->parent->data;
170 MimeInfo *procmime_mimeinfo_next(MimeInfo *mimeinfo)
172 cm_return_val_if_fail(mimeinfo != NULL, NULL);
173 cm_return_val_if_fail(mimeinfo->node != NULL, NULL);
175 if (mimeinfo->node->children)
176 return (MimeInfo *) mimeinfo->node->children->data;
177 if (mimeinfo->node->next)
178 return (MimeInfo *) mimeinfo->node->next->data;
180 if (mimeinfo->node->parent == NULL)
183 while (mimeinfo->node->parent != NULL) {
184 mimeinfo = (MimeInfo *) mimeinfo->node->parent->data;
185 if (mimeinfo->node->next)
186 return (MimeInfo *) mimeinfo->node->next->data;
192 MimeInfo *procmime_scan_message(MsgInfo *msginfo)
197 filename = procmsg_get_message_file_path(msginfo);
198 if (!filename || !is_file_exist(filename)) {
203 if (!folder_has_parent_of_type(msginfo->folder, F_QUEUE) &&
204 !folder_has_parent_of_type(msginfo->folder, F_DRAFT))
205 mimeinfo = procmime_scan_file(filename);
207 mimeinfo = procmime_scan_queue_file(filename);
213 MimeInfo *procmime_scan_message_short(MsgInfo *msginfo)
218 filename = procmsg_get_message_file_path(msginfo);
219 if (!filename || !is_file_exist(filename)) {
224 if (!folder_has_parent_of_type(msginfo->folder, F_QUEUE) &&
225 !folder_has_parent_of_type(msginfo->folder, F_DRAFT))
226 mimeinfo = procmime_scan_file_short(filename);
228 mimeinfo = procmime_scan_queue_file_short(filename);
236 H_CONTENT_TRANSFER_ENCODING = 0,
238 H_CONTENT_DISPOSITION = 2,
239 H_CONTENT_DESCRIPTION = 3,
243 const gchar *procmime_mimeinfo_get_parameter(MimeInfo *mimeinfo, const gchar *name)
247 cm_return_val_if_fail(mimeinfo != NULL, NULL);
248 cm_return_val_if_fail(name != NULL, NULL);
250 value = g_hash_table_lookup(mimeinfo->dispositionparameters, name);
252 value = g_hash_table_lookup(mimeinfo->typeparameters, name);
257 #ifdef HAVE_FGETS_UNLOCKED
258 #define SC_FGETS fgets_unlocked
259 #define SC_FPUTS fputs_unlocked
260 #define SC_FPUTC fputc_unlocked
261 #define SC_FREAD fread_unlocked
262 #define SC_FWRITE fwrite_unlocked
263 #define SC_FEOF feof_unlocked
264 #define SC_FERROR ferror_unlocked
266 static FILE *procmime_fopen(const gchar *file, const gchar *mode)
268 FILE *fp = g_fopen(file, mode);
274 static int procmime_fclose(FILE *fp)
280 #define SC_FGETS fgets
281 #define SC_FPUTS fputs
282 #define SC_FPUTC fputc
283 #define SC_FREAD fread
284 #define SC_FWRITE fwrite
286 #define SC_FERROR ferror
287 #define procmime_fopen g_fopen
288 #define procmime_fclose fclose
291 #define FLUSH_LASTLINE() { \
292 if (*lastline != '\0') { \
294 strretchomp(lastline); \
295 llen = strlen(lastline); \
296 if (lastline[llen-1] == ' ' && strcmp(lastline,"-- ")) { \
297 /* this is flowed */ \
299 lastline[llen-1] = '\0'; \
300 if (SC_FPUTS(lastline, outfp) == EOF) \
303 if (SC_FPUTS(lastline, outfp) == EOF) \
305 if (SC_FPUTS("\n", outfp) == EOF) \
309 strcpy(lastline, buf); \
312 gboolean procmime_decode_content(MimeInfo *mimeinfo)
319 gboolean tmp_file = FALSE;
320 gboolean flowed = FALSE;
321 gboolean delsp = FALSE;
322 gboolean err = FALSE;
324 EncodingType encoding = forced_encoding
326 : mimeinfo->encoding_type;
327 gchar lastline[BUFFSIZE];
328 memset(lastline, 0, BUFFSIZE);
330 cm_return_val_if_fail(mimeinfo != NULL, FALSE);
332 if (prefs_common.respect_flowed_format &&
333 mimeinfo->type == MIMETYPE_TEXT &&
334 !strcasecmp(mimeinfo->subtype, "plain")) {
335 if (procmime_mimeinfo_get_parameter(mimeinfo, "format") != NULL &&
336 !strcasecmp(procmime_mimeinfo_get_parameter(mimeinfo, "format"),"flowed"))
339 procmime_mimeinfo_get_parameter(mimeinfo, "delsp") != NULL &&
340 !strcasecmp(procmime_mimeinfo_get_parameter(mimeinfo, "delsp"),"yes"))
345 encoding == ENC_UNKNOWN ||
346 encoding == ENC_BINARY ||
347 encoding == ENC_7BIT ||
352 if (mimeinfo->type == MIMETYPE_MULTIPART || mimeinfo->type == MIMETYPE_MESSAGE)
355 if (mimeinfo->data.filename == NULL)
358 infp = procmime_fopen(mimeinfo->data.filename, "rb");
363 if (fseek(infp, mimeinfo->offset, SEEK_SET) < 0) {
365 procmime_fclose(infp);
369 outfp = get_tmpfile_in_dir(get_mime_tmp_dir(), &tmpfilename);
372 procmime_fclose(infp);
376 readend = mimeinfo->offset + mimeinfo->length;
378 if (encoding == ENC_QUOTED_PRINTABLE) {
379 while ((ftell(infp) < readend) && (SC_FGETS(buf, sizeof(buf), infp) != NULL)) {
381 len = qp_decode_line(buf);
384 if (SC_FWRITE(buf, 1, len, outfp) < len)
392 } else if (encoding == ENC_BASE64) {
393 gchar outbuf[BUFFSIZE];
394 gint len, inlen, inread;
395 Base64Decoder *decoder;
396 gboolean got_error = FALSE;
397 gboolean uncanonicalize = FALSE;
399 gboolean null_bytes = FALSE;
400 gboolean starting = TRUE;
402 if (mimeinfo->type == MIMETYPE_TEXT ||
403 mimeinfo->type == MIMETYPE_MESSAGE) {
404 uncanonicalize = TRUE;
405 tmpfp = my_tmpfile();
409 procmime_fclose(outfp);
410 procmime_fclose(infp);
413 #ifdef HAVE_FGETS_UNLOCKED
419 decoder = base64_decoder_new();
420 while ((inlen = MIN(readend - ftell(infp), sizeof(buf))) > 0 && !err) {
421 inread = SC_FREAD(buf, 1, inlen, infp);
422 len = base64_decoder_decode(decoder, buf, outbuf, inread);
423 if (uncanonicalize == TRUE && strlen(outbuf) < len && starting) {
424 uncanonicalize = FALSE;
428 if (((inread != inlen) || len < 0) && !got_error) {
429 g_warning("Bad BASE64 content.\n");
430 if (SC_FWRITE(_("[Error decoding BASE64]\n"),
432 strlen(_("[Error decoding BASE64]\n")),
433 tmpfp) < strlen(_("[Error decoding BASE64]\n")))
434 g_warning("error decoding BASE64");
437 } else if (len >= 0) {
438 /* print out the error message only once
441 /* we won't uncanonicalize, output to outfp directly */
442 if (SC_FWRITE(outbuf, sizeof(gchar), len, outfp) < len)
445 if (SC_FWRITE(outbuf, sizeof(gchar), len, tmpfp) < len)
451 base64_decoder_free(decoder);
453 if (uncanonicalize) {
455 while (SC_FGETS(buf, sizeof(buf), tmpfp) != NULL) {
457 if (SC_FPUTS(buf, outfp) == EOF)
460 procmime_fclose(tmpfp);
462 } else if (encoding == ENC_X_UUENCODE) {
463 gchar outbuf[BUFFSIZE];
465 gboolean flag = FALSE;
467 while ((ftell(infp) < readend) && (SC_FGETS(buf, sizeof(buf), infp) != NULL)) {
468 if (!flag && strncmp(buf,"begin ", 6)) continue;
471 len = fromuutobits(outbuf, buf);
474 g_warning("Bad UUENCODE content(%d)\n", len);
477 if (SC_FWRITE(outbuf, sizeof(gchar), len, outfp) < len)
483 while ((ftell(infp) < readend) && (SC_FGETS(buf, sizeof(buf), infp) != NULL)) {
485 if (SC_FPUTS(buf, outfp) == EOF)
494 g_warning("write error");
497 procmime_fclose(outfp);
498 procmime_fclose(infp);
504 if (g_stat(tmpfilename, &statbuf) < 0) {
505 FILE_OP_ERROR(tmpfilename, "stat");
510 claws_unlink(mimeinfo->data.filename);
511 g_free(mimeinfo->data.filename);
512 mimeinfo->data.filename = tmpfilename;
513 mimeinfo->tmp = TRUE;
514 mimeinfo->offset = 0;
515 mimeinfo->length = statbuf.st_size;
516 mimeinfo->encoding_type = ENC_BINARY;
521 #define B64_LINE_SIZE 57
522 #define B64_BUFFSIZE 77
524 gboolean procmime_encode_content(MimeInfo *mimeinfo, EncodingType encoding)
526 FILE *infp = NULL, *outfp;
530 gboolean err = FALSE;
532 if (mimeinfo->content == MIMECONTENT_EMPTY)
535 if (mimeinfo->encoding_type != ENC_UNKNOWN &&
536 mimeinfo->encoding_type != ENC_BINARY &&
537 mimeinfo->encoding_type != ENC_7BIT &&
538 mimeinfo->encoding_type != ENC_8BIT)
539 if(!procmime_decode_content(mimeinfo))
542 outfp = get_tmpfile_in_dir(get_mime_tmp_dir(), &tmpfilename);
547 #ifdef HAVE_FGETS_UNLOCKED
551 if (mimeinfo->content == MIMECONTENT_FILE && mimeinfo->data.filename) {
552 if ((infp = procmime_fopen(mimeinfo->data.filename, "rb")) == NULL) {
553 g_warning("Can't open file %s\n", mimeinfo->data.filename);
554 procmime_fclose(outfp);
557 } else if (mimeinfo->content == MIMECONTENT_MEM) {
558 infp = str_open_as_stream(mimeinfo->data.mem);
560 procmime_fclose(outfp);
563 #ifdef HAVE_FGETS_UNLOCKED
567 procmime_fclose(outfp);
568 g_warning("Unknown mimeinfo");
572 if (encoding == ENC_BASE64) {
573 gchar inbuf[B64_LINE_SIZE], outbuf[B64_BUFFSIZE];
575 gchar *tmp_file = NULL;
577 if (mimeinfo->type == MIMETYPE_TEXT ||
578 mimeinfo->type == MIMETYPE_MESSAGE) {
579 if (mimeinfo->content == MIMECONTENT_FILE) {
580 tmp_file = get_tmp_file();
581 if (canonicalize_file(mimeinfo->data.filename, tmp_file) < 0) {
583 procmime_fclose(infp);
584 procmime_fclose(outfp);
587 if ((tmp_fp = procmime_fopen(tmp_file, "rb")) == NULL) {
588 FILE_OP_ERROR(tmp_file, "fopen");
589 claws_unlink(tmp_file);
591 procmime_fclose(infp);
592 procmime_fclose(outfp);
596 gchar *out = canonicalize_str(mimeinfo->data.mem);
597 procmime_fclose(infp);
598 infp = str_open_as_stream(out);
602 procmime_fclose(outfp);
605 #ifdef HAVE_FGETS_UNLOCKED
611 while ((len = SC_FREAD(inbuf, sizeof(gchar),
612 B64_LINE_SIZE, tmp_fp))
614 base64_encode(outbuf, inbuf, B64_LINE_SIZE);
615 if (SC_FPUTS(outbuf, outfp) == EOF)
617 if (SC_FPUTC('\n', outfp) == EOF)
620 if (len > 0 && SC_FEOF(tmp_fp)) {
621 base64_encode(outbuf, inbuf, len);
622 if (SC_FPUTS(outbuf, outfp) == EOF)
624 if (SC_FPUTC('\n', outfp) == EOF)
629 procmime_fclose(tmp_fp);
630 claws_unlink(tmp_file);
633 } else if (encoding == ENC_QUOTED_PRINTABLE) {
634 gchar inbuf[BUFFSIZE], outbuf[BUFFSIZE * 4];
636 while (SC_FGETS(inbuf, sizeof(inbuf), infp) != NULL) {
637 qp_encode_line(outbuf, inbuf);
639 if (!strncmp("From ", outbuf, sizeof("From ")-1)) {
640 gchar *tmpbuf = outbuf;
642 tmpbuf += sizeof("From ")-1;
644 if (SC_FPUTS("=46rom ", outfp) == EOF)
646 if (SC_FPUTS(tmpbuf, outfp) == EOF)
649 if (SC_FPUTS(outbuf, outfp) == EOF)
656 while (SC_FGETS(buf, sizeof(buf), infp) != NULL) {
658 if (SC_FPUTS(buf, outfp) == EOF)
663 procmime_fclose(outfp);
664 procmime_fclose(infp);
669 if (mimeinfo->content == MIMECONTENT_FILE) {
670 if (mimeinfo->tmp && (mimeinfo->data.filename != NULL))
671 claws_unlink(mimeinfo->data.filename);
672 g_free(mimeinfo->data.filename);
673 } else if (mimeinfo->content == MIMECONTENT_MEM) {
674 if (mimeinfo->tmp && (mimeinfo->data.mem != NULL))
675 g_free(mimeinfo->data.mem);
678 if (g_stat(tmpfilename, &statbuf) < 0) {
679 FILE_OP_ERROR(tmpfilename, "stat");
682 mimeinfo->content = MIMECONTENT_FILE;
683 mimeinfo->data.filename = tmpfilename;
684 mimeinfo->tmp = TRUE;
685 mimeinfo->offset = 0;
686 mimeinfo->length = statbuf.st_size;
687 mimeinfo->encoding_type = encoding;
692 gint procmime_get_part(const gchar *outfile, MimeInfo *mimeinfo)
696 gint restlength, readlength;
697 gint saved_errno = 0;
699 cm_return_val_if_fail(outfile != NULL, -1);
700 cm_return_val_if_fail(mimeinfo != NULL, -1);
702 if (mimeinfo->encoding_type != ENC_BINARY && !procmime_decode_content(mimeinfo))
705 if ((infp = procmime_fopen(mimeinfo->data.filename, "rb")) == NULL) {
707 FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
708 return -(saved_errno);
710 if (fseek(infp, mimeinfo->offset, SEEK_SET) < 0) {
712 FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
713 procmime_fclose(infp);
714 return -(saved_errno);
716 if ((outfp = procmime_fopen(outfile, "wb")) == NULL) {
718 FILE_OP_ERROR(outfile, "fopen");
719 procmime_fclose(infp);
720 return -(saved_errno);
723 restlength = mimeinfo->length;
725 while ((restlength > 0) && ((readlength = SC_FREAD(buf, 1, restlength > BUFFSIZE ? BUFFSIZE : restlength, infp)) > 0)) {
726 if (SC_FWRITE(buf, 1, readlength, outfp) != readlength) {
728 procmime_fclose(infp);
729 procmime_fclose(outfp);
730 return -(saved_errno);
732 restlength -= readlength;
735 procmime_fclose(infp);
736 if (procmime_fclose(outfp) == EOF) {
738 FILE_OP_ERROR(outfile, "fclose");
739 claws_unlink(outfile);
740 return -(saved_errno);
746 gboolean procmime_scan_text_content(MimeInfo *mimeinfo,
747 gboolean (*scan_callback)(const gchar *str, gpointer cb_data),
751 const gchar *src_codeset;
752 gboolean conv_fail = FALSE;
756 gboolean scan_ret = FALSE;
758 cm_return_val_if_fail(mimeinfo != NULL, TRUE);
759 cm_return_val_if_fail(scan_callback != NULL, TRUE);
761 if (!procmime_decode_content(mimeinfo))
764 tmpfile = procmime_get_tmp_file_name(mimeinfo);
768 if (procmime_get_part(tmpfile, mimeinfo) < 0) {
773 tmpfp = procmime_fopen(tmpfile, "rb");
779 src_codeset = forced_charset
781 procmime_mimeinfo_get_parameter(mimeinfo, "charset");
783 /* use supersets transparently when possible */
784 if (!forced_charset && src_codeset && !strcasecmp(src_codeset, CS_ISO_8859_1))
785 src_codeset = CS_WINDOWS_1252;
786 else if (!forced_charset && src_codeset && !strcasecmp(src_codeset, CS_X_GBK))
787 src_codeset = CS_GB18030;
788 else if (!forced_charset && src_codeset && !strcasecmp(src_codeset, CS_GBK))
789 src_codeset = CS_GB18030;
790 else if (!forced_charset && src_codeset && !strcasecmp(src_codeset, CS_GB2312))
791 src_codeset = CS_GB18030;
792 else if (!forced_charset && src_codeset && !strcasecmp(src_codeset, CS_X_VIET_VPS))
793 src_codeset = CS_WINDOWS_874;
795 if (mimeinfo->type == MIMETYPE_TEXT && !g_ascii_strcasecmp(mimeinfo->subtype, "html")) {
796 SC_HTMLParser *parser;
799 conv = conv_code_converter_new(src_codeset);
800 parser = sc_html_parser_new(tmpfp, conv);
801 while ((str = sc_html_parse(parser)) != NULL) {
802 if ((scan_ret = scan_callback(str, cb_data)) == TRUE)
805 sc_html_parser_destroy(parser);
806 conv_code_converter_destroy(conv);
807 } else if (mimeinfo->type == MIMETYPE_TEXT && !g_ascii_strcasecmp(mimeinfo->subtype, "enriched")) {
811 conv = conv_code_converter_new(src_codeset);
812 parser = ertf_parser_new(tmpfp, conv);
813 while ((str = ertf_parse(parser)) != NULL) {
814 if ((scan_ret = scan_callback(str, cb_data)) == TRUE)
817 ertf_parser_destroy(parser);
818 conv_code_converter_destroy(conv);
819 } else if (mimeinfo->type == MIMETYPE_TEXT) {
820 while (SC_FGETS(buf, sizeof(buf), tmpfp) != NULL) {
821 str = conv_codeset_strdup(buf, src_codeset, CS_UTF_8);
823 if ((scan_ret = scan_callback(str, cb_data)) == TRUE) {
830 if ((scan_ret = scan_callback(buf, cb_data)) == TRUE)
837 g_warning("procmime_get_text_content(): Code conversion failed.\n");
839 procmime_fclose(tmpfp);
840 claws_unlink(tmpfile);
846 static gboolean scan_fputs_cb(const gchar *str, gpointer fp)
848 if (SC_FPUTS(str, (FILE *)fp) == EOF)
854 FILE *procmime_get_text_content(MimeInfo *mimeinfo)
859 if ((outfp = my_tmpfile()) == NULL) {
863 #ifdef HAVE_FGETS_UNLOCKED
867 err = procmime_scan_text_content(mimeinfo, scan_fputs_cb, outfp);
871 procmime_fclose(outfp);
874 #ifdef HAVE_FGETS_UNLOCKED
881 FILE *procmime_get_binary_content(MimeInfo *mimeinfo)
886 cm_return_val_if_fail(mimeinfo != NULL, NULL);
888 if (!procmime_decode_content(mimeinfo))
891 tmpfile = procmime_get_tmp_file_name(mimeinfo);
895 if (procmime_get_part(tmpfile, mimeinfo) < 0) {
900 outfp = procmime_fopen(tmpfile, "rb");
910 #ifdef HAVE_FGETS_UNLOCKED
916 /* search the first text part of (multipart) MIME message,
917 decode, convert it and output to outfp. */
918 FILE *procmime_get_first_text_content(MsgInfo *msginfo)
921 MimeInfo *mimeinfo, *partinfo;
922 gboolean empty_ok = FALSE, short_scan = TRUE;
924 cm_return_val_if_fail(msginfo != NULL, NULL);
926 /* first we try to short-scan (for speed), refusing empty parts */
929 mimeinfo = procmime_scan_message_short(msginfo);
931 mimeinfo = procmime_scan_message(msginfo);
932 if (!mimeinfo) return NULL;
935 while (partinfo && (partinfo->type != MIMETYPE_TEXT ||
936 (partinfo->length == 0 && !empty_ok))) {
937 partinfo = procmime_mimeinfo_next(partinfo);
940 outfp = procmime_get_text_content(partinfo);
941 else if (!empty_ok && short_scan) {
942 /* if short scan didn't find a non-empty part, rescan
943 * fully for non-empty parts
946 procmime_mimeinfo_free_all(mimeinfo);
948 } else if (!empty_ok && !short_scan) {
949 /* if full scan didn't find a non-empty part, rescan
950 * accepting empty parts
953 procmime_mimeinfo_free_all(mimeinfo);
956 procmime_mimeinfo_free_all(mimeinfo);
958 /* outfp already unlocked at this time */
963 static gboolean find_encrypted_func(GNode *node, gpointer data)
965 MimeInfo *mimeinfo = (MimeInfo *) node->data;
966 MimeInfo **encinfo = (MimeInfo **) data;
968 if (privacy_mimeinfo_is_encrypted(mimeinfo)) {
976 static MimeInfo *find_encrypted_part(MimeInfo *rootinfo)
978 MimeInfo *encinfo = NULL;
980 g_node_traverse(rootinfo->node, G_IN_ORDER, G_TRAVERSE_ALL, -1,
981 find_encrypted_func, &encinfo);
986 /* search the first encrypted text part of (multipart) MIME message,
987 decode, convert it and output to outfp. */
988 FILE *procmime_get_first_encrypted_text_content(MsgInfo *msginfo)
991 MimeInfo *mimeinfo, *partinfo, *encinfo;
993 cm_return_val_if_fail(msginfo != NULL, NULL);
995 mimeinfo = procmime_scan_message(msginfo);
1000 partinfo = mimeinfo;
1001 if ((encinfo = find_encrypted_part(partinfo)) != NULL) {
1002 debug_print("decrypting message part\n");
1003 if (privacy_mimeinfo_decrypt(encinfo) < 0) {
1004 alertpanel_error(_("Couldn't decrypt: %s"),
1005 privacy_get_error());
1009 partinfo = mimeinfo;
1010 while (partinfo && partinfo->type != MIMETYPE_TEXT) {
1011 partinfo = procmime_mimeinfo_next(partinfo);
1012 if (privacy_mimeinfo_is_signed(partinfo))
1013 procmsg_msginfo_set_flags(msginfo, 0, MSG_SIGNED);
1017 outfp = procmime_get_text_content(partinfo);
1019 procmime_mimeinfo_free_all(mimeinfo);
1021 /* outfp already unlocked at this time */
1025 gboolean procmime_msginfo_is_encrypted(MsgInfo *msginfo)
1027 MimeInfo *mimeinfo, *partinfo;
1028 gboolean result = FALSE;
1030 cm_return_val_if_fail(msginfo != NULL, FALSE);
1032 mimeinfo = procmime_scan_message(msginfo);
1037 partinfo = mimeinfo;
1038 result = (find_encrypted_part(partinfo) != NULL);
1039 procmime_mimeinfo_free_all(mimeinfo);
1044 gchar *procmime_get_tmp_file_name(MimeInfo *mimeinfo)
1046 static guint32 id = 0;
1051 cm_return_val_if_fail(mimeinfo != NULL, NULL);
1053 g_snprintf(f_prefix, sizeof(f_prefix), "%08x.", id++);
1055 if ((mimeinfo->type == MIMETYPE_TEXT) && !g_ascii_strcasecmp(mimeinfo->subtype, "html"))
1056 base = g_strdup("mimetmp.html");
1058 const gchar *basetmp;
1060 basetmp = procmime_mimeinfo_get_parameter(mimeinfo, "filename");
1061 if (basetmp == NULL)
1062 basetmp = procmime_mimeinfo_get_parameter(mimeinfo, "name");
1063 if (basetmp == NULL)
1064 basetmp = "mimetmp";
1065 basetmp = g_path_get_basename(basetmp);
1066 if (*basetmp == '\0')
1067 basetmp = g_strdup("mimetmp");
1068 base = conv_filename_from_utf8(basetmp);
1069 g_free((gchar*)basetmp);
1070 subst_for_shellsafe_filename(base);
1073 filename = g_strconcat(get_mime_tmp_dir(), G_DIR_SEPARATOR_S,
1074 f_prefix, base, NULL);
1081 static GList *mime_type_list = NULL;
1083 gchar *procmime_get_mime_type(const gchar *filename)
1089 static GHashTable *mime_type_table = NULL;
1090 MimeType *mime_type;
1092 if (!mime_type_table) {
1093 mime_type_table = procmime_get_mime_type_table();
1094 if (!mime_type_table) return NULL;
1098 if (filename == NULL)
1101 base = g_path_get_basename(filename);
1102 if ((p = strrchr(base, '.')) != NULL)
1103 ext = g_utf8_strdown(p + 1, -1);
1107 mime_type = g_hash_table_lookup(mime_type_table, ext);
1111 str = g_strconcat(mime_type->type, "/", mime_type->sub_type,
1113 debug_print("got type %s for %s\n", str, ext);
1119 gchar *str = get_content_type_from_registry_with_ext(ext);
1126 static guint procmime_str_hash(gconstpointer gptr)
1128 guint hash_result = 0;
1131 for (str = gptr; str && *str; str++) {
1132 if (isupper(*str)) hash_result += (*str + ' ');
1133 else hash_result += *str;
1139 static gint procmime_str_equal(gconstpointer gptr1, gconstpointer gptr2)
1141 const char *str1 = gptr1;
1142 const char *str2 = gptr2;
1144 return !g_utf8_collate(str1, str2);
1147 static GHashTable *procmime_get_mime_type_table(void)
1149 GHashTable *table = NULL;
1151 MimeType *mime_type;
1154 if (!mime_type_list) {
1155 mime_type_list = procmime_get_mime_type_list();
1156 if (!mime_type_list) return NULL;
1159 table = g_hash_table_new(procmime_str_hash, procmime_str_equal);
1161 for (cur = mime_type_list; cur != NULL; cur = cur->next) {
1165 mime_type = (MimeType *)cur->data;
1167 if (!mime_type->extension) continue;
1169 exts = g_strsplit(mime_type->extension, " ", 16);
1170 for (i = 0; exts[i] != NULL; i++) {
1171 /* Don't overwrite previously inserted extension */
1172 if (!g_hash_table_lookup(table, exts[i])) {
1173 key = g_strdup(exts[i]);
1174 g_hash_table_insert(table, key, mime_type);
1183 GList *procmime_get_mime_type_list(void)
1187 gchar buf[BUFFSIZE];
1190 MimeType *mime_type;
1191 gboolean fp_is_glob_file = TRUE;
1194 return mime_type_list;
1196 #if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__)
1197 if ((fp = procmime_fopen(DATAROOTDIR "/mime/globs", "rb")) == NULL)
1199 if ((fp = procmime_fopen("/usr/share/mime/globs", "rb")) == NULL)
1202 fp_is_glob_file = FALSE;
1203 if ((fp = procmime_fopen("/etc/mime.types", "rb")) == NULL) {
1204 if ((fp = procmime_fopen(SYSCONFDIR "/mime.types", "rb"))
1206 FILE_OP_ERROR(SYSCONFDIR "/mime.types",
1213 while (SC_FGETS(buf, sizeof(buf), fp) != NULL) {
1214 p = strchr(buf, '#');
1220 if (fp_is_glob_file) {
1221 while (*p && !g_ascii_isspace(*p) && (*p!=':')) p++;
1223 while (*p && !g_ascii_isspace(*p)) p++;
1230 delim = strchr(buf, '/');
1231 if (delim == NULL) continue;
1234 mime_type = g_new(MimeType, 1);
1235 mime_type->type = g_strdup(buf);
1236 mime_type->sub_type = g_strdup(delim + 1);
1238 if (fp_is_glob_file) {
1239 while (*p && (g_ascii_isspace(*p)||(*p=='*')||(*p=='.'))) p++;
1241 while (*p && g_ascii_isspace(*p)) p++;
1245 mime_type->extension = g_utf8_strdown(p, -1);
1247 mime_type->extension = NULL;
1249 list = g_list_append(list, mime_type);
1252 procmime_fclose(fp);
1255 g_warning("Can't read mime.types\n");
1260 EncodingType procmime_get_encoding_for_charset(const gchar *charset)
1264 else if (!g_ascii_strncasecmp(charset, "ISO-2022-", 9) ||
1265 !g_ascii_strcasecmp(charset, "US-ASCII"))
1267 else if (!g_ascii_strcasecmp(charset, "ISO-8859-5") ||
1268 !g_ascii_strncasecmp(charset, "KOI8-", 5) ||
1269 !g_ascii_strcasecmp(charset, "Windows-1251"))
1271 else if (!g_ascii_strncasecmp(charset, "ISO-8859-", 9))
1272 return ENC_QUOTED_PRINTABLE;
1273 else if (!g_ascii_strncasecmp(charset, "UTF-8", 5))
1274 return ENC_QUOTED_PRINTABLE;
1279 EncodingType procmime_get_encoding_for_text_file(const gchar *file, gboolean *has_binary)
1282 guchar buf[BUFFSIZE];
1284 size_t octet_chars = 0;
1285 size_t total_len = 0;
1286 gfloat octet_percentage;
1287 gboolean force_b64 = FALSE;
1289 if ((fp = procmime_fopen(file, "rb")) == NULL) {
1290 FILE_OP_ERROR(file, "fopen");
1294 while ((len = SC_FREAD(buf, sizeof(guchar), sizeof(buf), fp)) > 0) {
1298 for (p = buf, i = 0; i < len; ++p, ++i) {
1309 procmime_fclose(fp);
1312 octet_percentage = (gfloat)octet_chars / (gfloat)total_len;
1314 octet_percentage = 0.0;
1316 debug_print("procmime_get_encoding_for_text_file(): "
1317 "8bit chars: %zd / %zd (%f%%)\n", octet_chars, total_len,
1318 100.0 * octet_percentage);
1320 if (octet_percentage > 0.20 || force_b64) {
1321 debug_print("using BASE64\n");
1323 } else if (octet_chars > 0) {
1324 debug_print("using quoted-printable\n");
1325 return ENC_QUOTED_PRINTABLE;
1327 debug_print("using 7bit\n");
1332 struct EncodingTable
1335 EncodingType enc_type;
1338 struct EncodingTable encoding_table[] = {
1341 {"binary", ENC_BINARY},
1342 {"quoted-printable", ENC_QUOTED_PRINTABLE},
1343 {"base64", ENC_BASE64},
1344 {"x-uuencode", ENC_UNKNOWN},
1345 {NULL, ENC_UNKNOWN},
1348 const gchar *procmime_get_encoding_str(EncodingType encoding)
1350 struct EncodingTable *enc_table;
1352 for (enc_table = encoding_table; enc_table->str != NULL; enc_table++) {
1353 if (enc_table->enc_type == encoding)
1354 return enc_table->str;
1359 /* --- NEW MIME STUFF --- */
1366 static struct TypeTable mime_type_table[] = {
1367 {"text", MIMETYPE_TEXT},
1368 {"image", MIMETYPE_IMAGE},
1369 {"audio", MIMETYPE_AUDIO},
1370 {"video", MIMETYPE_VIDEO},
1371 {"application", MIMETYPE_APPLICATION},
1372 {"message", MIMETYPE_MESSAGE},
1373 {"multipart", MIMETYPE_MULTIPART},
1377 const gchar *procmime_get_media_type_str(MimeMediaType type)
1379 struct TypeTable *type_table;
1381 for (type_table = mime_type_table; type_table->str != NULL; type_table++) {
1382 if (type_table->type == type)
1383 return type_table->str;
1388 MimeMediaType procmime_get_media_type(const gchar *str)
1390 struct TypeTable *typetablearray;
1392 for (typetablearray = mime_type_table; typetablearray->str != NULL; typetablearray++)
1393 if (g_ascii_strncasecmp(str, typetablearray->str, strlen(typetablearray->str)) == 0)
1394 return typetablearray->type;
1396 return MIMETYPE_UNKNOWN;
1400 *\brief Safe wrapper for content type string.
1402 *\return const gchar * Pointer to content type string.
1404 gchar *procmime_get_content_type_str(MimeMediaType type,
1405 const char *subtype)
1407 const gchar *type_str = NULL;
1409 if (subtype == NULL || !(type_str = procmime_get_media_type_str(type)))
1410 return g_strdup("unknown");
1411 return g_strdup_printf("%s/%s", type_str, subtype);
1414 static int procmime_parse_mimepart(MimeInfo *parent,
1415 gchar *content_type,
1416 gchar *content_encoding,
1417 gchar *content_description,
1419 gchar *content_disposition,
1420 gchar *content_location,
1421 const gchar *original_msgid,
1422 const gchar *disposition_notification_hdr,
1423 const gchar *filename,
1426 gboolean short_scan);
1428 static void procmime_parse_message_rfc822(MimeInfo *mimeinfo, gboolean short_scan)
1430 HeaderEntry hentry[] = {{"Content-Type:", NULL, TRUE},
1431 {"Content-Transfer-Encoding:",
1433 {"Content-Description:",
1437 {"Content-Disposition:",
1439 {"Content-Location:",
1443 {"Original-Message-ID:",
1447 {NULL, NULL, FALSE}};
1448 guint content_start, i;
1453 procmime_decode_content(mimeinfo);
1455 fp = procmime_fopen(mimeinfo->data.filename, "rb");
1457 FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
1460 if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0) {
1461 FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
1462 procmime_fclose(fp);
1465 procheader_get_header_fields(fp, hentry);
1466 if (hentry[0].body != NULL) {
1467 tmp = conv_unmime_header(hentry[0].body, NULL, FALSE);
1468 g_free(hentry[0].body);
1469 hentry[0].body = tmp;
1471 if (hentry[2].body != NULL) {
1472 tmp = conv_unmime_header(hentry[2].body, NULL, FALSE);
1473 g_free(hentry[2].body);
1474 hentry[2].body = tmp;
1476 if (hentry[4].body != NULL) {
1477 tmp = conv_unmime_header(hentry[4].body, NULL, FALSE);
1478 g_free(hentry[4].body);
1479 hentry[4].body = tmp;
1481 if (hentry[5].body != NULL) {
1482 tmp = conv_unmime_header(hentry[5].body, NULL, FALSE);
1483 g_free(hentry[5].body);
1484 hentry[5].body = tmp;
1486 if (hentry[7].body != NULL) {
1487 tmp = conv_unmime_header(hentry[7].body, NULL, FALSE);
1488 g_free(hentry[7].body);
1489 hentry[7].body = tmp;
1491 if (hentry[8].body != NULL) {
1492 tmp = conv_unmime_header(hentry[8].body, NULL, FALSE);
1493 g_free(hentry[8].body);
1494 hentry[8].body = tmp;
1497 content_start = ftell(fp);
1498 procmime_fclose(fp);
1500 len = mimeinfo->length - (content_start - mimeinfo->offset);
1503 procmime_parse_mimepart(mimeinfo,
1504 hentry[0].body, hentry[1].body,
1505 hentry[2].body, hentry[3].body,
1506 hentry[4].body, hentry[5].body,
1507 hentry[7].body, hentry[8].body,
1508 mimeinfo->data.filename, content_start,
1511 for (i = 0; i < (sizeof hentry / sizeof hentry[0]); i++) {
1512 g_free(hentry[i].body);
1513 hentry[i].body = NULL;
1517 static void procmime_parse_disposition_notification(MimeInfo *mimeinfo,
1518 const gchar *original_msgid, const gchar *disposition_notification_hdr,
1519 gboolean short_scan)
1521 HeaderEntry hentry[] = {{"Original-Message-ID:", NULL, TRUE},
1522 {"Disposition:", NULL, TRUE},
1523 {NULL, NULL, FALSE}};
1526 gchar *orig_msg_id = NULL;
1529 procmime_decode_content(mimeinfo);
1531 debug_print("parse disposition notification\n");
1532 fp = procmime_fopen(mimeinfo->data.filename, "rb");
1534 FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
1537 if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0) {
1538 FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
1539 procmime_fclose(fp);
1543 if (original_msgid && disposition_notification_hdr) {
1544 hentry[0].body = g_strdup(original_msgid);
1545 hentry[1].body = g_strdup(disposition_notification_hdr);
1547 procheader_get_header_fields(fp, hentry);
1550 procmime_fclose(fp);
1552 if (!hentry[0].body || !hentry[1].body) {
1553 debug_print("MsgId %s, Disp %s\n",
1554 hentry[0].body ? hentry[0].body:"(nil)",
1555 hentry[1].body ? hentry[1].body:"(nil)");
1559 orig_msg_id = g_strdup(hentry[0].body);
1560 disp = g_strdup(hentry[1].body);
1562 extract_parenthesis(orig_msg_id, '<', '>');
1563 remove_space(orig_msg_id);
1565 if (strstr(disp, "displayed")) {
1566 /* find sent message, if possible */
1567 MsgInfo *info = NULL;
1569 debug_print("%s has been displayed.\n", orig_msg_id);
1570 for (flist = folder_get_list(); flist != NULL; flist = g_list_next(flist)) {
1571 FolderItem *outbox = ((Folder *)(flist->data))->outbox;
1573 debug_print("skipping folder with no outbox...\n");
1576 info = folder_item_get_msginfo_by_msgid(outbox, orig_msg_id);
1577 debug_print("%s %s in %s\n", info?"found":"didn't find", orig_msg_id, outbox->path);
1579 procmsg_msginfo_set_flags(info, MSG_RETRCPT_GOT, 0);
1580 procmsg_msginfo_free(info);
1584 g_free(orig_msg_id);
1587 for (i = 0; i < (sizeof hentry / sizeof hentry[0]); i++) {
1588 g_free(hentry[i].body);
1589 hentry[i].body = NULL;
1593 #define GET_HEADERS() { \
1594 procheader_get_header_fields(fp, hentry); \
1595 if (hentry[0].body != NULL) { \
1596 tmp = conv_unmime_header(hentry[0].body, NULL, FALSE); \
1597 g_free(hentry[0].body); \
1598 hentry[0].body = tmp; \
1600 if (hentry[2].body != NULL) { \
1601 tmp = conv_unmime_header(hentry[2].body, NULL, FALSE); \
1602 g_free(hentry[2].body); \
1603 hentry[2].body = tmp; \
1605 if (hentry[4].body != NULL) { \
1606 tmp = conv_unmime_header(hentry[4].body, NULL, FALSE); \
1607 g_free(hentry[4].body); \
1608 hentry[4].body = tmp; \
1610 if (hentry[5].body != NULL) { \
1611 tmp = conv_unmime_header(hentry[5].body, NULL, FALSE); \
1612 g_free(hentry[5].body); \
1613 hentry[5].body = tmp; \
1615 if (hentry[6].body != NULL) { \
1616 tmp = conv_unmime_header(hentry[6].body, NULL, FALSE); \
1617 g_free(hentry[6].body); \
1618 hentry[6].body = tmp; \
1620 if (hentry[7].body != NULL) { \
1621 tmp = conv_unmime_header(hentry[7].body, NULL, FALSE); \
1622 g_free(hentry[7].body); \
1623 hentry[7].body = tmp; \
1627 static void procmime_parse_multipart(MimeInfo *mimeinfo, gboolean short_scan)
1629 HeaderEntry hentry[] = {{"Content-Type:", NULL, TRUE},
1630 {"Content-Transfer-Encoding:",
1632 {"Content-Description:",
1636 {"Content-Disposition:",
1638 {"Content-Location:",
1640 {"Original-Message-ID:",
1644 {NULL, NULL, FALSE}};
1647 gint boundary_len = 0, lastoffset = -1, i;
1648 gchar buf[BUFFSIZE];
1651 gboolean start_found = FALSE;
1652 gboolean end_found = FALSE;
1654 boundary = g_hash_table_lookup(mimeinfo->typeparameters, "boundary");
1657 boundary_len = strlen(boundary);
1659 procmime_decode_content(mimeinfo);
1661 fp = procmime_fopen(mimeinfo->data.filename, "rb");
1663 FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
1667 if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0) {
1668 FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
1669 procmime_fclose(fp);
1673 while (SC_FGETS(buf, sizeof(buf), fp) != NULL && result == 0) {
1674 if (ftell(fp) - 1 > (mimeinfo->offset + mimeinfo->length))
1677 if (IS_BOUNDARY(buf, boundary, boundary_len)) {
1680 if (lastoffset != -1) {
1681 gint len = (ftell(fp) - strlen(buf)) - lastoffset - 1;
1684 result = procmime_parse_mimepart(mimeinfo,
1685 hentry[0].body, hentry[1].body,
1686 hentry[2].body, hentry[3].body,
1687 hentry[4].body, hentry[5].body,
1688 hentry[6].body, hentry[7].body,
1689 mimeinfo->data.filename, lastoffset,
1691 if (result == 1 && short_scan)
1696 if (buf[2 + boundary_len] == '-' &&
1697 buf[2 + boundary_len + 1] == '-') {
1701 for (i = 0; i < (sizeof hentry / sizeof hentry[0]) ; i++) {
1702 g_free(hentry[i].body);
1703 hentry[i].body = NULL;
1706 lastoffset = ftell(fp);
1710 if (start_found && !end_found && lastoffset != -1) {
1711 gint len = (ftell(fp) - strlen(buf)) - lastoffset - 1;
1714 result = procmime_parse_mimepart(mimeinfo,
1715 hentry[0].body, hentry[1].body,
1716 hentry[2].body, hentry[3].body,
1717 hentry[4].body, hentry[5].body,
1718 hentry[6].body, hentry[7].body,
1719 mimeinfo->data.filename, lastoffset,
1722 mimeinfo->broken = TRUE;
1725 for (i = 0; i < (sizeof hentry / sizeof hentry[0]); i++) {
1726 g_free(hentry[i].body);
1727 hentry[i].body = NULL;
1729 procmime_fclose(fp);
1732 static void parse_parameters(const gchar *parameters, GHashTable *table)
1734 gchar *params, *param, *next;
1735 GSList *convlist = NULL, *concatlist = NULL, *cur;
1737 params = g_strdup(parameters);
1740 for (; next != NULL; param = next) {
1741 gchar *attribute, *value, *tmp, *down_attr, *orig_down_attr;
1743 gboolean convert = FALSE;
1745 next = strchr_with_skip_quote(param, '"', ';');
1754 value = strchr(attribute, '=');
1760 while (value[0] != '\0' && value[0] == ' ')
1763 down_attr = g_utf8_strdown(attribute, -1);
1764 orig_down_attr = down_attr;
1766 len = down_attr ? strlen(down_attr):0;
1767 if (len > 0 && down_attr[len - 1] == '*') {
1768 gchar *srcpos, *dstpos, *endpos;
1771 down_attr[len - 1] = '\0';
1775 endpos = value + strlen(value);
1776 while (srcpos < endpos) {
1782 if (!get_hex_value(&dstvalue, srcpos[1], srcpos[2]))
1792 if (value[0] == '"')
1793 extract_quote(value, '"');
1795 if (value[0] == '"')
1796 extract_quote(value, '"');
1797 else if ((tmp = strchr(value, ' ')) != NULL)
1802 while (down_attr[0] == ' ')
1804 while (down_attr[strlen(down_attr)-1] == ' ')
1805 down_attr[strlen(down_attr)-1] = '\0';
1808 while (value[0] != '\0' && value[0] == ' ')
1810 while (value[strlen(value)-1] == ' ')
1811 value[strlen(value)-1] = '\0';
1813 if (down_attr && strrchr(down_attr, '*') != NULL) {
1816 tmpattr = g_strdup(down_attr);
1817 tmp = strrchr(tmpattr, '*');
1820 if ((tmp[1] == '0') && (tmp[2] == '\0') &&
1821 (g_slist_find_custom(concatlist, down_attr, (GCompareFunc)g_strcmp0) == NULL))
1822 concatlist = g_slist_prepend(concatlist, g_strdup(tmpattr));
1824 if (convert && (g_slist_find_custom(convlist, tmpattr, (GCompareFunc)g_strcmp0) == NULL))
1825 convlist = g_slist_prepend(convlist, g_strdup(tmpattr));
1828 } else if (convert) {
1829 if (g_slist_find_custom(convlist, down_attr, (GCompareFunc)g_strcmp0) == NULL)
1830 convlist = g_slist_prepend(convlist, g_strdup(down_attr));
1833 if (g_hash_table_lookup(table, down_attr) == NULL)
1834 g_hash_table_insert(table, g_strdup(down_attr), g_strdup(value));
1835 g_free(orig_down_attr);
1838 for (cur = concatlist; cur != NULL; cur = g_slist_next(cur)) {
1839 gchar *attribute, *attrwnum, *partvalue;
1843 attribute = (gchar *) cur->data;
1844 value = g_string_sized_new(64);
1846 attrwnum = g_strdup_printf("%s*%d", attribute, n);
1847 while ((partvalue = g_hash_table_lookup(table, attrwnum)) != NULL) {
1848 g_string_append(value, partvalue);
1850 g_hash_table_remove(table, attrwnum);
1853 attrwnum = g_strdup_printf("%s*%d", attribute, n);
1857 g_hash_table_insert(table, g_strdup(attribute), g_strdup(value->str));
1858 g_string_free(value, TRUE);
1860 slist_free_strings_full(concatlist);
1862 for (cur = convlist; cur != NULL; cur = g_slist_next(cur)) {
1863 gchar *attribute, *key, *value;
1864 gchar *charset, *lang, *oldvalue, *newvalue;
1866 attribute = (gchar *) cur->data;
1867 if (!g_hash_table_lookup_extended(
1868 table, attribute, (gpointer *)(gchar *) &key, (gpointer *)(gchar *) &value))
1872 if (charset == NULL)
1874 lang = strchr(charset, '\'');
1879 oldvalue = strchr(lang, '\'');
1880 if (oldvalue == NULL)
1885 newvalue = conv_codeset_strdup(oldvalue, charset, CS_UTF_8);
1887 g_hash_table_remove(table, attribute);
1891 g_hash_table_insert(table, g_strdup(attribute), newvalue);
1893 slist_free_strings_full(convlist);
1898 static void procmime_parse_content_type(const gchar *content_type, MimeInfo *mimeinfo)
1900 cm_return_if_fail(content_type != NULL);
1901 cm_return_if_fail(mimeinfo != NULL);
1903 /* RFC 2045, page 13 says that the mime subtype is MANDATORY;
1904 * if it's not available we use the default Content-Type */
1905 if ((content_type[0] == '\0') || (strchr(content_type, '/') == NULL)) {
1906 mimeinfo->type = MIMETYPE_TEXT;
1907 mimeinfo->subtype = g_strdup("plain");
1908 if (g_hash_table_lookup(mimeinfo->typeparameters,
1909 "charset") == NULL) {
1910 g_hash_table_insert(mimeinfo->typeparameters,
1911 g_strdup("charset"),
1913 conv_get_locale_charset_str_no_utf8()));
1916 gchar *type, *subtype, *params;
1918 type = g_strdup(content_type);
1919 subtype = strchr(type, '/') + 1;
1920 *(subtype - 1) = '\0';
1921 if ((params = strchr(subtype, ';')) != NULL) {
1926 mimeinfo->type = procmime_get_media_type(type);
1927 mimeinfo->subtype = g_strstrip(g_strdup(subtype));
1929 /* Get mimeinfo->typeparameters */
1931 parse_parameters(params, mimeinfo->typeparameters);
1937 static void procmime_parse_content_disposition(const gchar *content_disposition, MimeInfo *mimeinfo)
1939 gchar *tmp, *params;
1941 cm_return_if_fail(content_disposition != NULL);
1942 cm_return_if_fail(mimeinfo != NULL);
1944 tmp = g_strdup(content_disposition);
1945 if ((params = strchr(tmp, ';')) != NULL) {
1951 if (!g_ascii_strcasecmp(tmp, "inline"))
1952 mimeinfo->disposition = DISPOSITIONTYPE_INLINE;
1953 else if (!g_ascii_strcasecmp(tmp, "attachment"))
1954 mimeinfo->disposition = DISPOSITIONTYPE_ATTACHMENT;
1956 mimeinfo->disposition = DISPOSITIONTYPE_ATTACHMENT;
1959 parse_parameters(params, mimeinfo->dispositionparameters);
1965 static void procmime_parse_content_encoding(const gchar *content_encoding, MimeInfo *mimeinfo)
1967 struct EncodingTable *enc_table;
1969 for (enc_table = encoding_table; enc_table->str != NULL; enc_table++) {
1970 if (g_ascii_strcasecmp(enc_table->str, content_encoding) == 0) {
1971 mimeinfo->encoding_type = enc_table->enc_type;
1975 mimeinfo->encoding_type = ENC_UNKNOWN;
1979 static GSList *registered_parsers = NULL;
1981 static MimeParser *procmime_get_mimeparser_for_type(MimeMediaType type, const gchar *sub_type)
1984 for (cur = registered_parsers; cur; cur = cur->next) {
1985 MimeParser *parser = (MimeParser *)cur->data;
1986 if (parser->type == type && !strcmp2(parser->sub_type, sub_type))
1992 void procmime_mimeparser_register(MimeParser *parser)
1994 if (!procmime_get_mimeparser_for_type(parser->type, parser->sub_type))
1995 registered_parsers = g_slist_append(registered_parsers, parser);
1999 void procmime_mimeparser_unregister(MimeParser *parser)
2001 registered_parsers = g_slist_remove(registered_parsers, parser);
2004 static gboolean procmime_mimeparser_parse(MimeParser *parser, MimeInfo *mimeinfo)
2006 cm_return_val_if_fail(parser->parse != NULL, FALSE);
2007 return parser->parse(parser, mimeinfo);
2010 static int procmime_parse_mimepart(MimeInfo *parent,
2011 gchar *content_type,
2012 gchar *content_encoding,
2013 gchar *content_description,
2015 gchar *content_disposition,
2016 gchar *content_location,
2017 const gchar *original_msgid,
2018 const gchar *disposition_notification_hdr,
2019 const gchar *filename,
2022 gboolean short_scan)
2025 MimeParser *parser = NULL;
2026 gboolean parsed = FALSE;
2029 /* Create MimeInfo */
2030 mimeinfo = procmime_mimeinfo_new();
2031 mimeinfo->content = MIMECONTENT_FILE;
2033 if (parent != NULL) {
2034 if (g_node_depth(parent->node) > 32) {
2035 /* 32 is an arbitrary value
2036 * this avoids DOSsing ourselves
2037 * with enormous messages
2039 procmime_mimeinfo_free_all(mimeinfo);
2042 g_node_append(parent->node, mimeinfo->node);
2044 mimeinfo->data.filename = g_strdup(filename);
2045 mimeinfo->offset = offset;
2046 mimeinfo->length = length;
2048 if (content_type != NULL) {
2049 g_strchomp(content_type);
2050 procmime_parse_content_type(content_type, mimeinfo);
2052 mimeinfo->type = MIMETYPE_TEXT;
2053 mimeinfo->subtype = g_strdup("plain");
2054 if (g_hash_table_lookup(mimeinfo->typeparameters,
2055 "charset") == NULL) {
2056 g_hash_table_insert(mimeinfo->typeparameters,
2057 g_strdup("charset"),
2059 conv_get_locale_charset_str_no_utf8()));
2063 if (content_encoding != NULL) {
2064 g_strchomp(content_encoding);
2065 procmime_parse_content_encoding(content_encoding, mimeinfo);
2067 mimeinfo->encoding_type = ENC_UNKNOWN;
2070 if (content_description != NULL)
2071 mimeinfo->description = g_strdup(content_description);
2073 mimeinfo->description = NULL;
2075 if (content_id != NULL)
2076 mimeinfo->id = g_strdup(content_id);
2078 mimeinfo->id = NULL;
2080 if (content_location != NULL)
2081 mimeinfo->location = g_strdup(content_location);
2083 mimeinfo->location = NULL;
2085 if (content_disposition != NULL) {
2086 g_strchomp(content_disposition);
2087 procmime_parse_content_disposition(content_disposition, mimeinfo);
2089 mimeinfo->disposition = DISPOSITIONTYPE_UNKNOWN;
2091 /* Call parser for mime type */
2092 if ((parser = procmime_get_mimeparser_for_type(mimeinfo->type, mimeinfo->subtype)) != NULL) {
2093 parsed = procmime_mimeparser_parse(parser, mimeinfo);
2096 switch (mimeinfo->type) {
2098 if (g_ascii_strcasecmp(mimeinfo->subtype, "plain") == 0 && short_scan) {
2103 case MIMETYPE_MESSAGE:
2104 if (g_ascii_strcasecmp(mimeinfo->subtype, "rfc822") == 0) {
2105 procmime_parse_message_rfc822(mimeinfo, short_scan);
2107 if (g_ascii_strcasecmp(mimeinfo->subtype, "disposition-notification") == 0) {
2108 procmime_parse_disposition_notification(mimeinfo,
2109 original_msgid, disposition_notification_hdr, short_scan);
2113 case MIMETYPE_MULTIPART:
2114 procmime_parse_multipart(mimeinfo, short_scan);
2117 case MIMETYPE_APPLICATION:
2118 if (g_ascii_strcasecmp(mimeinfo->subtype, "octet-stream") == 0
2119 && original_msgid && *original_msgid
2120 && disposition_notification_hdr && *disposition_notification_hdr) {
2121 procmime_parse_disposition_notification(mimeinfo,
2122 original_msgid, disposition_notification_hdr, short_scan);
2133 static gchar *typenames[] = {
2144 static gboolean output_func(GNode *node, gpointer data)
2147 MimeInfo *mimeinfo = (MimeInfo *) node->data;
2149 depth = g_node_depth(node);
2150 for (i = 0; i < depth; i++)
2152 g_print("%s/%s (offset:%d length:%d encoding: %d)\n", typenames[mimeinfo->type], mimeinfo->subtype, mimeinfo->offset, mimeinfo->length, mimeinfo->encoding_type);
2157 static void output_mime_structure(MimeInfo *mimeinfo, int indent)
2159 g_node_traverse(mimeinfo->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1, output_func, NULL);
2162 static MimeInfo *procmime_scan_file_with_offset(const gchar *filename, int offset, gboolean short_scan)
2167 if (g_stat(filename, &buf) < 0) {
2168 FILE_OP_ERROR(filename, "stat");
2172 mimeinfo = procmime_mimeinfo_new();
2173 mimeinfo->content = MIMECONTENT_FILE;
2174 mimeinfo->encoding_type = ENC_UNKNOWN;
2175 mimeinfo->type = MIMETYPE_MESSAGE;
2176 mimeinfo->subtype = g_strdup("rfc822");
2177 mimeinfo->data.filename = g_strdup(filename);
2178 mimeinfo->offset = offset;
2179 mimeinfo->length = buf.st_size - offset;
2181 procmime_parse_message_rfc822(mimeinfo, short_scan);
2182 if (debug_get_mode())
2183 output_mime_structure(mimeinfo, 0);
2188 static MimeInfo *procmime_scan_file_full(const gchar *filename, gboolean short_scan)
2192 cm_return_val_if_fail(filename != NULL, NULL);
2194 mimeinfo = procmime_scan_file_with_offset(filename, 0, short_scan);
2199 MimeInfo *procmime_scan_file(const gchar *filename)
2201 return procmime_scan_file_full(filename, FALSE);
2204 static MimeInfo *procmime_scan_file_short(const gchar *filename)
2206 return procmime_scan_file_full(filename, TRUE);
2209 static MimeInfo *procmime_scan_queue_file_full(const gchar *filename, gboolean short_scan)
2213 gchar buf[BUFFSIZE];
2216 cm_return_val_if_fail(filename != NULL, NULL);
2219 if ((fp = procmime_fopen(filename, "rb")) == NULL)
2221 /* Skip queue header */
2222 while (SC_FGETS(buf, sizeof(buf), fp) != NULL) {
2224 if ((!strncmp(buf, "X-Claws-End-Special-Headers: 1",
2225 strlen("X-Claws-End-Special-Headers:"))) ||
2226 (!strncmp(buf, "X-Sylpheed-End-Special-Headers: 1",
2227 strlen("X-Sylpheed-End-Special-Headers:"))))
2230 if (buf[0] == '\r' || buf[0] == '\n') break;
2231 /* from other mailers */
2232 if (!strncmp(buf, "Date: ", 6)
2233 || !strncmp(buf, "To: ", 4)
2234 || !strncmp(buf, "From: ", 6)
2235 || !strncmp(buf, "Subject: ", 9)) {
2241 procmime_fclose(fp);
2243 mimeinfo = procmime_scan_file_with_offset(filename, offset, short_scan);
2248 MimeInfo *procmime_scan_queue_file(const gchar *filename)
2250 return procmime_scan_queue_file_full(filename, FALSE);
2253 static MimeInfo *procmime_scan_queue_file_short(const gchar *filename)
2255 return procmime_scan_queue_file_full(filename, TRUE);
2260 ENC_AS_QUOTED_STRING,
2265 typedef struct _ParametersData {
2271 static void write_parameters(gpointer key, gpointer value, gpointer user_data)
2274 gchar *val = value, *valpos, *tmp;
2275 ParametersData *pdata = (ParametersData *)user_data;
2276 GString *buf = g_string_new("");
2279 EncodeAs encas = ENC_AS_TOKEN;
2281 for (valpos = val; *valpos != 0; valpos++) {
2282 if (!IS_ASCII(*valpos)) {
2283 encas = ENC_AS_ENCWORD;
2288 if (((*valpos >= 0) && (*valpos < 037)) || (*valpos == 0177)) {
2289 encas = ENC_AS_QUOTED_STRING;
2293 /* tspecials + SPACE */
2311 encas = ENC_AS_QUOTED_STRING;
2318 g_string_append_printf(buf, "%s=%s", param, val);
2321 case ENC_AS_QUOTED_STRING:
2322 g_string_append_printf(buf, "%s=\"%s\"", param, val);
2325 #if 0 /* we don't use that for now */
2326 case ENC_AS_EXTENDED:
2327 if (!g_utf8_validate(val, -1, NULL))
2328 g_string_append_printf(buf, "%s*=%s''", param,
2329 conv_get_locale_charset_str());
2331 g_string_append_printf(buf, "%s*=%s''", param,
2333 for (valpos = val; *valpos != '\0'; valpos++) {
2334 if (IS_ASCII(*valpos) && isalnum(*valpos)) {
2335 g_string_append_printf(buf, "%c", *valpos);
2337 gchar hexstr[3] = "XX";
2338 get_hex_str(hexstr, *valpos);
2339 g_string_append_printf(buf, "%%%s", hexstr);
2344 case ENC_AS_EXTENDED:
2345 debug_print("Unhandled ENC_AS_EXTENDED.");
2348 case ENC_AS_ENCWORD:
2349 len = MAX(strlen(val)*6, 512);
2350 tmp = g_malloc(len+1);
2351 codeconv_set_strict(TRUE);
2352 conv_encode_header_full(tmp, len, val, pdata->len + strlen(param) + 4 , FALSE,
2353 prefs_common.outgoing_charset);
2354 codeconv_set_strict(FALSE);
2355 if (!tmp || !*tmp) {
2356 codeconv_set_strict(TRUE);
2357 conv_encode_header_full(tmp, len, val, pdata->len + strlen(param) + 4 , FALSE,
2358 conv_get_outgoing_charset_str());
2359 codeconv_set_strict(FALSE);
2361 if (!tmp || !*tmp) {
2362 codeconv_set_strict(TRUE);
2363 conv_encode_header_full(tmp, len, val, pdata->len + strlen(param) + 4 , FALSE,
2365 codeconv_set_strict(FALSE);
2367 if (!tmp || !*tmp) {
2368 conv_encode_header_full(tmp, len, val, pdata->len + strlen(param) + 4 , FALSE,
2371 g_string_append_printf(buf, "%s=\"%s\"", param, tmp);
2377 if (buf->str && strlen(buf->str)) {
2378 tmp = strstr(buf->str, "\n");
2380 len = (tmp - buf->str);
2382 len = strlen(buf->str);
2383 if (pdata->len + len > 76) {
2384 if (fprintf(pdata->fp, ";\n %s", buf->str) < 0)
2385 pdata->error = TRUE;
2386 pdata->len = strlen(buf->str) + 1;
2388 if (fprintf(pdata->fp, "; %s", buf->str) < 0)
2389 pdata->error = TRUE;
2390 pdata->len += strlen(buf->str) + 2;
2393 g_string_free(buf, TRUE);
2396 #define TRY(func) { \
2402 int procmime_write_mime_header(MimeInfo *mimeinfo, FILE *fp)
2404 struct TypeTable *type_table;
2405 ParametersData *pdata = g_new0(ParametersData, 1);
2406 debug_print("procmime_write_mime_header\n");
2409 pdata->error = FALSE;
2410 for (type_table = mime_type_table; type_table->str != NULL; type_table++)
2411 if (mimeinfo->type == type_table->type) {
2412 gchar *buf = g_strdup_printf(
2413 "Content-Type: %s/%s", type_table->str, mimeinfo->subtype);
2414 if (fprintf(fp, "%s", buf) < 0) {
2419 pdata->len = strlen(buf);
2423 g_hash_table_foreach(mimeinfo->typeparameters, write_parameters, pdata);
2424 if (pdata->error == TRUE) {
2430 TRY(fprintf(fp, "\n") >= 0);
2432 if (mimeinfo->encoding_type != ENC_UNKNOWN)
2433 TRY(fprintf(fp, "Content-Transfer-Encoding: %s\n", procmime_get_encoding_str(mimeinfo->encoding_type)) >= 0);
2435 if (mimeinfo->description != NULL)
2436 TRY(fprintf(fp, "Content-Description: %s\n", mimeinfo->description) >= 0);
2438 if (mimeinfo->id != NULL)
2439 TRY(fprintf(fp, "Content-ID: %s\n", mimeinfo->id) >= 0);
2441 if (mimeinfo->location != NULL)
2442 TRY(fprintf(fp, "Content-Location: %s\n", mimeinfo->location) >= 0);
2444 if (mimeinfo->disposition != DISPOSITIONTYPE_UNKNOWN) {
2445 ParametersData *pdata = g_new0(ParametersData, 1);
2447 if (mimeinfo->disposition == DISPOSITIONTYPE_INLINE)
2448 buf = g_strdup("Content-Disposition: inline");
2449 else if (mimeinfo->disposition == DISPOSITIONTYPE_ATTACHMENT)
2450 buf = g_strdup("Content-Disposition: attachment");
2452 buf = g_strdup("Content-Disposition: unknown");
2454 if (fprintf(fp, "%s", buf) < 0) {
2459 pdata->len = strlen(buf);
2463 pdata->error = FALSE;
2464 g_hash_table_foreach(mimeinfo->dispositionparameters, write_parameters, pdata);
2465 if (pdata->error == TRUE) {
2470 TRY(fprintf(fp, "\n") >= 0);
2473 TRY(fprintf(fp, "\n") >= 0);
2478 static gint procmime_write_message_rfc822(MimeInfo *mimeinfo, FILE *fp)
2483 gchar buf[BUFFSIZE];
2484 gboolean skip = FALSE;;
2487 debug_print("procmime_write_message_rfc822\n");
2490 switch (mimeinfo->content) {
2491 case MIMECONTENT_FILE:
2492 if ((infp = procmime_fopen(mimeinfo->data.filename, "rb")) == NULL) {
2493 FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
2496 if (fseek(infp, mimeinfo->offset, SEEK_SET) < 0) {
2497 FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
2498 procmime_fclose(infp);
2501 while (SC_FGETS(buf, sizeof(buf), infp) == buf) {
2503 if (buf[0] == '\n' && buf[1] == '\0')
2505 if (skip && (buf[0] == ' ' || buf[0] == '\t'))
2507 if (g_ascii_strncasecmp(buf, "MIME-Version:", 13) == 0 ||
2508 g_ascii_strncasecmp(buf, "Content-Type:", 13) == 0 ||
2509 g_ascii_strncasecmp(buf, "Content-Transfer-Encoding:", 26) == 0 ||
2510 g_ascii_strncasecmp(buf, "Content-Description:", 20) == 0 ||
2511 g_ascii_strncasecmp(buf, "Content-ID:", 11) == 0 ||
2512 g_ascii_strncasecmp(buf, "Content-Location:", 17) == 0 ||
2513 g_ascii_strncasecmp(buf, "Content-Disposition:", 20) == 0) {
2518 if (SC_FWRITE(buf, sizeof(gchar), len, fp) < len) {
2519 g_warning("failed to dump %zd bytes from file", len);
2520 procmime_fclose(infp);
2525 procmime_fclose(infp);
2528 case MIMECONTENT_MEM:
2529 len = strlen(mimeinfo->data.mem);
2530 if (SC_FWRITE(mimeinfo->data.mem, sizeof(gchar), len, fp) < len) {
2531 g_warning("failed to dump %zd bytes from mem", len);
2540 childnode = mimeinfo->node->children;
2541 if (childnode == NULL)
2544 child = (MimeInfo *) childnode->data;
2545 if (fprintf(fp, "MIME-Version: 1.0\n") < 0) {
2546 g_warning("failed to write mime version");
2549 if (procmime_write_mime_header(child, fp) < 0)
2551 return procmime_write_mimeinfo(child, fp);
2554 static gint procmime_write_multipart(MimeInfo *mimeinfo, FILE *fp)
2558 gchar *boundary, *str, *str2;
2559 gchar buf[BUFFSIZE];
2560 gboolean firstboundary;
2563 debug_print("procmime_write_multipart\n");
2565 boundary = g_hash_table_lookup(mimeinfo->typeparameters, "boundary");
2567 switch (mimeinfo->content) {
2568 case MIMECONTENT_FILE:
2569 if ((infp = procmime_fopen(mimeinfo->data.filename, "rb")) == NULL) {
2570 FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
2573 if (fseek(infp, mimeinfo->offset, SEEK_SET) < 0) {
2574 FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
2575 procmime_fclose(infp);
2578 while (SC_FGETS(buf, sizeof(buf), infp) == buf) {
2579 if (IS_BOUNDARY(buf, boundary, strlen(boundary)))
2582 if (SC_FWRITE(buf, sizeof(gchar), len, fp) < len) {
2583 g_warning("failed to write %zd", len);
2584 procmime_fclose(infp);
2588 procmime_fclose(infp);
2591 case MIMECONTENT_MEM:
2592 str = g_strdup(mimeinfo->data.mem);
2593 if (((str2 = strstr(str, boundary)) != NULL) && ((str2 - str) >= 2) &&
2594 (*(str2 - 1) == '-') && (*(str2 - 2) == '-'))
2597 if (SC_FWRITE(str, sizeof(gchar), len, fp) < len) {
2598 g_warning("failed to write %zd from mem", len);
2609 childnode = mimeinfo->node->children;
2610 firstboundary = TRUE;
2611 while (childnode != NULL) {
2612 MimeInfo *child = childnode->data;
2615 firstboundary = FALSE;
2617 TRY(fprintf(fp, "\n") >= 0);
2619 TRY(fprintf(fp, "--%s\n", boundary) >= 0);
2621 if (procmime_write_mime_header(child, fp) < 0)
2623 if (procmime_write_mimeinfo(child, fp) < 0)
2626 childnode = g_node_next_sibling(childnode);
2628 TRY(fprintf(fp, "\n--%s--\n", boundary) >= 0);
2633 gint procmime_write_mimeinfo(MimeInfo *mimeinfo, FILE *fp)
2637 debug_print("procmime_write_mimeinfo\n");
2639 if (G_NODE_IS_LEAF(mimeinfo->node)) {
2640 switch (mimeinfo->content) {
2641 case MIMECONTENT_FILE:
2642 if ((infp = procmime_fopen(mimeinfo->data.filename, "rb")) == NULL) {
2643 FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
2646 copy_file_part_to_fp(infp, mimeinfo->offset, mimeinfo->length, fp);
2647 procmime_fclose(infp);
2650 case MIMECONTENT_MEM:
2651 len = strlen(mimeinfo->data.mem);
2652 if (SC_FWRITE(mimeinfo->data.mem, sizeof(gchar), len, fp) < len)
2660 /* Call writer for mime type */
2661 switch (mimeinfo->type) {
2662 case MIMETYPE_MESSAGE:
2663 if (g_ascii_strcasecmp(mimeinfo->subtype, "rfc822") == 0) {
2664 return procmime_write_message_rfc822(mimeinfo, fp);
2668 case MIMETYPE_MULTIPART:
2669 return procmime_write_multipart(mimeinfo, fp);
2681 gchar *procmime_get_part_file_name(MimeInfo *mimeinfo)
2685 if ((mimeinfo->type == MIMETYPE_TEXT) && !g_ascii_strcasecmp(mimeinfo->subtype, "html"))
2686 base = g_strdup("mimetmp.html");
2688 const gchar *basetmp;
2691 basetmp = procmime_mimeinfo_get_parameter(mimeinfo, "filename");
2692 if (basetmp == NULL)
2693 basetmp = procmime_mimeinfo_get_parameter(mimeinfo, "name");
2694 if (basetmp == NULL)
2695 basetmp = "mimetmp";
2696 basename = g_path_get_basename(basetmp);
2697 if (*basename == '\0') {
2699 basename = g_strdup("mimetmp");
2701 base = conv_filename_from_utf8(basename);
2703 subst_for_shellsafe_filename(base);