1 /* Copyright (c) 2006, Nokia Corporation
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * * Neither the name of the Nokia Corporation nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
18 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
20 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
21 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 #include <gtkhtml/gtkhtml.h>
32 #include <tny-gtk-text-buffer-stream.h>
33 #include <tny-simple-list.h>
34 #include <tny-folder.h>
35 #include <modest-runtime.h>
36 #include "modest-formatter.h"
37 #include <tny-camel-mem-stream.h>
38 #include <tny-camel-mime-part.h>
39 #include <glib/gprintf.h>
40 #include <modest-tny-folder.h>
41 #include "modest-tny-mime-part.h"
42 #include <modest-error.h>
47 #endif /*HAVE_CONFIG_H */
49 #include <modest-tny-msg.h>
50 #include "modest-text-utils.h"
52 static TnyMimePart * add_body_part (TnyMsg *msg, const gchar *body,
53 const gchar *content_type);
54 static TnyMimePart * add_html_body_part (TnyMsg *msg, const gchar *body);
55 static void add_attachments (TnyMimePart *part, GList *attachments_list, gboolean add_inline, GError **err);
56 static void add_images (TnyMsg *msg, GList *attachments_list, GError **err);
57 static char * get_content_type(const gchar *s);
58 static gboolean is_ascii(const gchar *s);
62 modest_tny_msg_new (const gchar* mailto, const gchar* from, const gchar *cc,
63 const gchar *bcc, const gchar* subject, const gchar *body,
64 GList *attachments, GError **err)
71 new_msg = modest_formatter_create_message (NULL, TRUE, (attachments != NULL), FALSE);
72 header = tny_msg_get_header (new_msg);
74 if ((from != NULL) && (strlen(from) > 0)) {
75 tny_header_set_from (TNY_HEADER (header), from);
76 tny_header_set_replyto (TNY_HEADER (header), from);
78 if ((mailto != NULL) && (strlen(mailto) > 0))
79 tny_header_set_to (TNY_HEADER (header), mailto);
80 if ((cc != NULL) && (strlen(cc) > 0))
81 tny_header_set_cc (TNY_HEADER (header), cc);
82 if ((bcc != NULL) && (strlen(bcc) > 0))
83 tny_header_set_bcc (TNY_HEADER (header), bcc);
85 if ((subject != NULL) && (strlen(subject) > 0))
86 tny_header_set_subject (TNY_HEADER (header), subject);
88 content_type = get_content_type(body);
90 /* set modest as the X-Mailer
91 * we could this in the platform factory, but then the header
92 * would show up before all the others.
94 tny_mime_part_set_header_pair (TNY_MIME_PART (new_msg), "X-Mailer", "Modest "
97 /* Add the body of the new mail */
98 /* This is needed even if body is NULL or empty. */
99 add_body_part (new_msg, body, content_type);
100 g_free (content_type);
102 /* Add attachments */
104 add_attachments (TNY_MIME_PART (new_msg), attachments, FALSE, err);
106 g_object_unref(header);
112 modest_tny_msg_new_html_plain (const gchar* mailto, const gchar* from, const gchar *cc,
113 const gchar *bcc, const gchar* subject,
114 const gchar *html_body, const gchar *plain_body,
115 GList *attachments, GList *images, GError **err)
122 new_msg = modest_formatter_create_message (NULL, FALSE, (attachments != NULL), (images != NULL));
123 header = tny_msg_get_header (new_msg);
125 if ((from != NULL) && (strlen(from) > 0)) {
126 tny_header_set_from (TNY_HEADER (header), from);
127 tny_header_set_replyto (TNY_HEADER (header), from);
129 if ((mailto != NULL) && (strlen(mailto) > 0))
130 tny_header_set_to (TNY_HEADER (header), mailto);
131 if ((cc != NULL) && (strlen(cc) > 0))
132 tny_header_set_cc (TNY_HEADER (header), cc);
133 if ((bcc != NULL) && (strlen(bcc) > 0))
134 tny_header_set_bcc (TNY_HEADER (header), bcc);
136 if ((subject != NULL) && (strlen(subject) > 0))
137 tny_header_set_subject (TNY_HEADER (header), subject);
139 content_type = get_content_type(plain_body);
141 /* set modest as the X-Mailer
142 * we could this in the platform factory, but then the header
143 * would show up before all the others.
145 tny_mime_part_set_header_pair (TNY_MIME_PART (new_msg), "X-Mailer", "Modest "
148 /* Add the body of the new mail */
149 add_body_part (new_msg, plain_body, content_type);
150 add_html_body_part (new_msg, html_body);
151 g_free (content_type);
153 /* Add attachments */
154 add_attachments (TNY_MIME_PART (new_msg), attachments, FALSE, err);
155 add_images (new_msg, images, err);
157 g_object_unref(header);
163 /* FIXME: this func copy from modest-mail-operation: refactor */
165 add_body_part (TnyMsg *msg,
167 const gchar *content_type)
169 TnyMimePart *text_body_part = NULL;
170 TnyStream *text_body_stream;
172 /* Create the stream */
173 text_body_stream = TNY_STREAM (tny_camel_mem_stream_new_with_buffer
174 (body, (body ? strlen(body) : 0)));
176 text_body_part = modest_formatter_create_body_part (NULL, msg);
178 /* Construct MIME part */
179 tny_stream_reset (text_body_stream);
180 tny_mime_part_construct (text_body_part,
182 content_type, "7bit");
183 tny_stream_reset (text_body_stream);
185 g_object_unref (G_OBJECT(text_body_part));
188 g_object_unref (text_body_stream);
190 return text_body_part;
194 add_html_body_part (TnyMsg *msg,
197 TnyMimePart *html_body_part = NULL;
198 TnyStream *html_body_stream;
200 /* Create the stream */
201 html_body_stream = TNY_STREAM (tny_camel_mem_stream_new_with_buffer
202 (body, strlen(body)));
204 /* Create body part if needed */
205 html_body_part = modest_formatter_create_body_part (NULL, msg);
207 /* Construct MIME part */
208 tny_stream_reset (html_body_stream);
209 tny_mime_part_construct (html_body_part,
211 "text/html; charset=utf-8",
212 "7bit"); /* Sometimes it might be needed
213 to make this one a 8bit! */
214 tny_stream_reset (html_body_stream);
216 g_object_unref (G_OBJECT(html_body_part));
219 g_object_unref (html_body_stream);
221 return html_body_part;
225 copy_mime_part (TnyMimePart *part, GError **err)
227 TnyMimePart *result = NULL;
228 const gchar *attachment_content_type;
229 const gchar *attachment_filename;
230 const gchar *attachment_cid;
232 TnyIterator *iterator;
233 TnyStream *attachment_stream;
237 if (TNY_IS_MSG (part)) {
242 result = tny_platform_factory_new_mime_part (
243 modest_runtime_get_platform_factory());
245 attachment_content_type = tny_mime_part_get_content_type (part);
247 /* get mime part headers */
248 attachment_filename = tny_mime_part_get_filename (part);
249 attachment_cid = tny_mime_part_get_content_id (part);
251 /* fill the stream */
252 attachment_stream = tny_mime_part_get_decoded_stream (part);
253 enc = tny_mime_part_get_transfer_encoding (part);
254 if (attachment_stream == NULL) {
255 if (err != NULL && *err == NULL)
256 g_set_error (err, MODEST_MAIL_OPERATION_ERROR, MODEST_MAIL_OPERATION_ERROR_FILE_IO, _("TODO: couldn't retrieve attachment"));
257 g_object_unref (result);
260 ret = tny_stream_reset (attachment_stream);
261 ret = tny_mime_part_construct (result,
263 attachment_content_type,
265 ret = tny_stream_reset (attachment_stream);
268 /* set other mime part fields */
269 tny_mime_part_set_filename (result, attachment_filename);
270 tny_mime_part_set_content_id (result, attachment_cid);
273 parts = tny_simple_list_new ();
274 tny_mime_part_get_parts (part, parts);
275 iterator = tny_list_create_iterator (parts);
276 while (!tny_iterator_is_done (iterator)) {
277 TnyMimePart *subpart = TNY_MIME_PART (tny_iterator_get_current (iterator));
279 const gchar *subpart_cid;
280 TnyMimePart *subpart_copy = copy_mime_part (subpart, err);
281 if (subpart_copy != NULL) {
282 subpart_cid = tny_mime_part_get_content_id (subpart);
283 tny_mime_part_add_part (result, subpart_copy);
285 tny_mime_part_set_content_id (result, subpart_cid);
286 g_object_unref (subpart_copy);
288 g_object_unref (subpart);
291 tny_iterator_next (iterator);
293 g_object_unref (iterator);
294 g_object_unref (parts);
295 g_object_unref (attachment_stream);
301 add_attachments (TnyMimePart *part, GList *attachments_list, gboolean add_inline, GError **err)
304 TnyMimePart *attachment_part, *old_attachment;
307 for (pos = (GList *)attachments_list; pos; pos = pos->next) {
309 old_attachment = pos->data;
310 if (!tny_mime_part_is_purged (old_attachment)) {
311 const gchar *old_cid;
312 old_cid = tny_mime_part_get_content_id (old_attachment);
313 attachment_part = copy_mime_part (old_attachment, err);
314 if (attachment_part != NULL) {
315 tny_mime_part_set_header_pair (attachment_part, "Content-Disposition",
316 add_inline?"inline":"attachment");
317 tny_mime_part_set_transfer_encoding (TNY_MIME_PART (attachment_part), "base64");
318 ret = tny_mime_part_add_part (TNY_MIME_PART (part), attachment_part);
320 tny_mime_part_set_content_id (attachment_part, old_cid);
321 g_object_unref (attachment_part);
328 add_images (TnyMsg *msg, GList *images_list, GError **err)
330 TnyMimePart *related_part = NULL;
331 const gchar *content_type;
333 content_type = tny_mime_part_get_content_type (TNY_MIME_PART (msg));
335 if ((content_type != NULL) && !strcasecmp (content_type, "multipart/related")) {
336 related_part = g_object_ref (msg);
337 } else if ((content_type != NULL) && !strcasecmp (content_type, "multipart/mixed")) {
338 TnyList *parts = TNY_LIST (tny_simple_list_new ());
339 TnyIterator *iter = NULL;
340 tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
341 iter = tny_list_create_iterator (parts);
343 while (!tny_iterator_is_done (iter)) {
344 TnyMimePart *part = TNY_MIME_PART (tny_iterator_get_current (iter));
345 if (part && !g_strcasecmp (tny_mime_part_get_content_type (part), "multipart/related")) {
349 g_object_unref (part);
351 tny_iterator_next (iter);
353 g_object_unref (iter);
354 g_object_unref (parts);
357 if (related_part != NULL) {
358 /* TODO: attach images in their proper place */
359 add_attachments (related_part, images_list, TRUE, err);
360 g_object_unref (related_part);
366 modest_tny_msg_get_body (TnyMsg *msg, gboolean want_html, gboolean *is_html)
371 GtkTextIter start, end;
373 gboolean result_was_html = TRUE;
375 g_return_val_if_fail (msg && TNY_IS_MSG(msg), NULL);
377 body = modest_tny_msg_find_body_part(msg, want_html);
381 buf = gtk_text_buffer_new (NULL);
382 stream = TNY_STREAM (tny_gtk_text_buffer_stream_new (buf));
383 tny_stream_reset (stream);
384 tny_mime_part_decode_to_stream (body, stream, NULL);
385 tny_stream_reset (stream);
387 gtk_text_buffer_get_bounds (buf, &start, &end);
388 to_quote = gtk_text_buffer_get_text (buf, &start, &end, FALSE);
389 if (tny_mime_part_content_type_is (body, "text/plain")) {
390 gchar *to_quote_converted = modest_text_utils_convert_to_html (to_quote);
392 to_quote = to_quote_converted;
393 result_was_html = FALSE;
396 g_object_unref (buf);
397 g_object_unref (G_OBJECT(stream));
398 g_object_unref (G_OBJECT(body));
401 *is_html = result_was_html;
408 modest_tny_msg_find_body_part_from_mime_part (TnyMimePart *msg, gboolean want_html)
410 const gchar *desired_mime_type = want_html ? "text/html" : "text/plain";
411 TnyMimePart *part = NULL;
412 TnyList *parts = NULL;
413 TnyIterator *iter = NULL;
414 gchar *header_content_type;
415 gchar *header_content_type_lower = NULL;
420 /* If it's an application multipart, then we don't get into as we don't
421 * support them (for example application/sml or wap messages */
422 header_content_type = modest_tny_mime_part_get_header_value (msg, "Content-Type");
423 if (header_content_type) {
424 header_content_type = g_strstrip (header_content_type);
425 header_content_type_lower = g_ascii_strdown (header_content_type, -1);
427 if (header_content_type_lower &&
428 g_str_has_prefix (header_content_type_lower, "multipart/") &&
429 !g_str_has_prefix (header_content_type_lower, "multipart/signed") &&
430 strstr (header_content_type_lower, "application/")) {
431 g_free (header_content_type_lower);
432 g_free (header_content_type);
435 g_free (header_content_type_lower);
436 g_free (header_content_type);
438 parts = TNY_LIST (tny_simple_list_new());
439 tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
441 iter = tny_list_create_iterator(parts);
443 /* no parts? assume it's single-part message */
444 if (tny_iterator_is_done(iter)) {
445 const gchar *content_type;
446 g_object_unref (G_OBJECT(iter));
447 content_type = tny_mime_part_get_content_type (msg);
448 /* if this part cannot be a supported body return NULL */
449 if (!g_str_has_prefix (content_type, "text/")) {
452 return TNY_MIME_PART (g_object_ref(G_OBJECT(msg)));
456 gchar *tmp, *content_type = NULL;
457 gboolean has_content_disp_name = FALSE;
459 part = TNY_MIME_PART(tny_iterator_get_current (iter));
462 g_warning ("%s: not a valid mime part", __FUNCTION__);
466 /* it's a message --> ignore */
467 if (part && TNY_IS_MSG (part)) {
468 g_object_unref (part);
469 tny_iterator_next (iter);
473 /* we need to strdown the content type, because
474 * tny_mime_part_has_content_type does not do it...
476 content_type = g_ascii_strdown (tny_mime_part_get_content_type (part), -1);
478 /* mime-parts with a content-disposition header (either 'inline' or 'attachment')
479 * and a 'name=' thingy cannot be body parts
482 tmp = modest_tny_mime_part_get_header_value (part, "Content-Disposition");
484 gchar *content_disp = g_ascii_strdown(tmp, -1);
486 has_content_disp_name = g_strstr_len (content_disp, strlen(content_disp), "name=") != NULL;
487 g_free (content_disp);
490 if (g_str_has_prefix (content_type, desired_mime_type) && !has_content_disp_name) {
491 /* we found the desired mime-type! */
492 g_free (content_type);
495 } else if (g_str_has_prefix(content_type, "multipart")) {
497 /* multipart? recurse! */
498 g_object_unref (part);
499 g_free (content_type);
500 part = modest_tny_msg_find_body_part_from_mime_part (part, want_html);
504 g_free (content_type);
507 g_object_unref (G_OBJECT(part));
511 tny_iterator_next (iter);
513 } while (!tny_iterator_is_done(iter));
516 g_object_unref (G_OBJECT(iter));
517 g_object_unref (G_OBJECT(parts));
519 /* if were trying to find an HTML part and couldn't find it,
520 * try to find a text/plain part instead
522 if (!part && want_html)
523 return modest_tny_msg_find_body_part_from_mime_part (msg, FALSE);
525 return part; /* this maybe NULL, this is not an error; some message just don't have a body
531 modest_tny_msg_find_body_part (TnyMsg *msg, gboolean want_html)
533 g_return_val_if_fail (msg && TNY_IS_MSG(msg), NULL);
535 return modest_tny_msg_find_body_part_from_mime_part (TNY_MIME_PART(msg),
540 #define MODEST_TNY_MSG_PARENT_UID "parent-uid"
543 create_reply_forward_mail (TnyMsg *msg, TnyHeader *header, const gchar *from,
544 const gchar *signature, gboolean is_reply,
545 guint type /*ignored*/, GList *attachments)
548 TnyHeader *new_header;
551 TnyMimePart *body = NULL;
552 ModestFormatter *formatter;
553 gchar *subject_prefix;
554 gboolean no_text_part;
557 g_object_ref (header);
559 header = tny_msg_get_header (msg);
561 /* Get body from original msg. Always look for the text/plain
562 part of the message to create the reply/forwarded mail */
564 body = modest_tny_msg_find_body_part (msg, FALSE);
566 if (modest_conf_get_bool (modest_runtime_get_conf (), MODEST_CONF_PREFER_FORMATTED_TEXT,
568 formatter = modest_formatter_new ("text/html", signature);
570 formatter = modest_formatter_new ("text/plain", signature);
573 /* if we don't have a text-part */
574 no_text_part = (!body) || (strcmp (tny_mime_part_get_content_type (body), "text/html")==0);
576 /* when we're reply, include the text part if we have it, or nothing otherwise. */
578 new_msg = modest_formatter_quote (formatter, no_text_part ? NULL: body, header,
581 /* for attachements; inline if there is a text part, and include the
582 * full old mail if there was none */
584 new_msg = modest_formatter_attach (formatter, msg, header);
586 new_msg = modest_formatter_inline (formatter, body, header,
591 g_object_unref (G_OBJECT(formatter));
593 g_object_unref (G_OBJECT(body));
595 /* Fill the header */
596 new_header = tny_msg_get_header (new_msg);
597 tny_header_set_from (new_header, from);
598 tny_header_set_replyto (new_header, from);
600 /* Change the subject */
602 subject_prefix = g_strconcat (_("mail_va_re"), ":", NULL);
604 subject_prefix = g_strconcat (_("mail_va_fw"), ":", NULL);
605 old_subject = tny_header_dup_subject (header);
607 (gchar *) modest_text_utils_derived_subject (old_subject,
609 g_free (old_subject);
610 g_free (subject_prefix);
611 tny_header_set_subject (new_header, (const gchar *) new_subject);
612 g_free (new_subject);
614 /* get the parent uid, and set it as a gobject property on the new msg */
616 gchar* parent_uid = modest_tny_folder_get_header_unique_id (header);
617 g_object_set_data_full (G_OBJECT(new_msg), MODEST_TNY_MSG_PARENT_UID,
621 /* set modest as the X-Mailer
622 * we could this in the platform factory, but then the header
623 * would show up before all the others.
625 tny_mime_part_set_header_pair (TNY_MIME_PART (msg), "X-Mailer", "Modest "
629 g_object_unref (G_OBJECT (new_header));
630 g_object_unref (G_OBJECT (header));
631 /* ugly to unref it here instead of in the calling func */
633 if (!is_reply & !no_text_part) {
634 add_attachments (TNY_MIME_PART (new_msg), attachments, FALSE, NULL);
641 modest_tny_msg_get_parent_uid (TnyMsg *msg)
643 g_return_val_if_fail (msg && TNY_IS_MSG(msg), NULL);
645 return g_object_get_data (G_OBJECT(msg), MODEST_TNY_MSG_PARENT_UID);
651 add_if_attachment (gpointer data, gpointer user_data)
654 GList **attachments_list;
656 part = TNY_MIME_PART (data);
657 attachments_list = ((GList **) user_data);
659 if ((tny_mime_part_is_attachment (part))||(TNY_IS_MSG (part))) {
660 *attachments_list = g_list_prepend (*attachments_list, part);
666 modest_tny_msg_create_forward_msg (TnyMsg *msg,
668 const gchar *signature,
669 ModestTnyMsgForwardType forward_type)
672 TnyList *parts = NULL;
673 GList *attachments_list = NULL;
675 g_return_val_if_fail (msg && TNY_IS_MSG(msg), NULL);
677 /* Add attachments */
678 parts = TNY_LIST (tny_simple_list_new());
679 tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
680 tny_list_foreach (parts, add_if_attachment, &attachments_list);
682 new_msg = create_reply_forward_mail (msg, NULL, from, signature, FALSE, forward_type,
686 if (attachments_list) {
687 g_list_foreach (attachments_list, (GFunc) g_object_unref, NULL);
688 g_list_free (attachments_list);
690 g_object_unref (G_OBJECT (parts));
698 count_addresses (const gchar* addresses)
706 if (*addresses == ',' || *addresses == ';')
715 /* get the new To:, based on the old header,
716 * result is newly allocated or NULL in case of error
719 get_new_to (TnyMsg *msg, TnyHeader *header, const gchar* from,
720 ModestTnyMsgReplyMode reply_mode)
722 const gchar* old_reply_to;
726 /* according to RFC2369 (http://www.faqs.org/rfcs/rfc2369.html), we
727 * can identify Mailing-List posts by the List-Help header.
728 * for mailing lists, both the Reply-To: and From: should be included
729 * in the new To:; for now, we're ignoring List-Post
731 gchar* list_help = modest_tny_mime_part_get_header_value (TNY_MIME_PART(msg),
733 gboolean is_mailing_list = (list_help != NULL);
737 /* reply to sender, use ReplyTo or From */
738 //old_reply_to = tny_header_get_replyto (header);
739 old_reply_to = modest_tny_mime_part_get_header_value (TNY_MIME_PART(msg),
741 old_from = tny_header_dup_from (header);
743 if (!old_from && !old_reply_to) {
744 g_warning ("%s: failed to get either Reply-To: or From: from header",
749 /* for mailing lists, use both Reply-To and From if we did a
752 if (is_mailing_list && reply_mode == MODEST_TNY_MSG_REPLY_MODE_ALL &&
753 old_reply_to && old_from && strcmp (old_from, old_reply_to) != 0)
754 new_to = g_strjoin (",", old_reply_to, old_from, NULL);
756 /* otherwise use either Reply-To: (preferred) or From: */
757 new_to = g_strdup (old_reply_to ? old_reply_to : old_from);
760 /* in case of ReplyAll, we need to add the Recipients in the old To: */
761 if (reply_mode == MODEST_TNY_MSG_REPLY_MODE_ALL) {
762 gchar *old_to = tny_header_dup_to (header);
764 g_warning ("%s: no To: address found in source mail",
767 /* append the old To: */
768 gchar *tmp = g_strjoin (",", new_to, old_to, NULL);
774 /* remove duplicate entries */
775 gchar *tmp = modest_text_utils_remove_duplicate_addresses (new_to);
779 /* now, strip me (the new From:) from the new_to, but only if
780 * there are >1 addresses there */
781 if (count_addresses (new_to) > 1) {
782 gchar *tmp = modest_text_utils_remove_address (new_to, from);
792 /* get the new Cc:, based on the old header,
793 * result is newly allocated or NULL in case of error */
795 get_new_cc (TnyHeader *header, const gchar* from)
800 old_cc = tny_header_dup_cc (header);
804 /* remove me (the new From:) from the Cc: list */
805 result = modest_text_utils_remove_address (old_cc, from);
812 modest_tny_msg_create_reply_msg (TnyMsg *msg,
815 const gchar *signature,
816 ModestTnyMsgReplyType reply_type,
817 ModestTnyMsgReplyMode reply_mode)
819 TnyMsg *new_msg = NULL;
820 TnyHeader *new_header;
821 gchar *new_to = NULL;
822 TnyList *parts = NULL;
823 GList *attachments_list = NULL;
825 g_return_val_if_fail (msg && TNY_IS_MSG(msg), NULL);
827 parts = TNY_LIST (tny_simple_list_new());
828 tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
829 tny_list_foreach (parts, add_if_attachment, &attachments_list);
831 new_msg = create_reply_forward_mail (msg, header, from, signature, TRUE, reply_type,
833 if (attachments_list != NULL) {
834 g_list_foreach (attachments_list, (GFunc) g_object_unref, NULL);
835 g_list_free (attachments_list);
838 g_object_unref (G_OBJECT (parts));
840 /* Fill the header */
842 g_object_ref (header);
844 header = tny_msg_get_header (msg);
847 new_header = tny_msg_get_header(new_msg);
848 new_to = get_new_to (msg, header, from, reply_mode);
850 g_warning ("%s: failed to get new To:", __FUNCTION__);
852 tny_header_set_to (new_header, new_to);
856 if (reply_mode == MODEST_TNY_MSG_REPLY_MODE_ALL) {
857 gchar *new_cc = get_new_cc (header, from);
859 tny_header_set_cc (new_header, new_cc);
865 g_object_unref (G_OBJECT (new_header));
866 g_object_unref (G_OBJECT (header));
873 is_ascii(const gchar *s)
878 if (s[0] & 128 || s[0] < 32)
886 get_content_type(const gchar *s)
890 type = g_string_new("text/plain");
892 if (g_utf8_validate(s, -1, NULL)) {
893 g_string_append(type, "; charset=\"utf-8\"");
895 /* it should be impossible to reach this, but better safe than sorry */
896 g_warning("invalid utf8 in message");
897 g_string_append(type, "; charset=\"latin1\"");
900 return g_string_free(type, FALSE);
904 modest_tny_msg_estimate_size (const gchar *plain_body, const gchar *html_body,
910 /* estimation of headers size */
913 /* We add a 20% of size due to the increase in 7bit encoding */
915 result += strlen (plain_body) * 120 / 100;
918 result += strlen (html_body) * 120 / 100;
921 /* 256 bytes per additional part because of their headers */
922 result += parts_count * 256;
924 /* 150% of increase per encoding */
925 result += parts_size * 3 / 2;