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/*
* e-mail-parser-multipart-related.c
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see <http://www.gnu.org/licenses/>
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <e-util/e-util.h>
#include "e-mail-parser-extension.h"
#include "e-mail-part-utils.h"
typedef EMailParserExtension EMailParserMultipartRelated;
typedef EMailParserExtensionClass EMailParserMultipartRelatedClass;
GType e_mail_parser_multipart_related_get_type (void);
G_DEFINE_TYPE (
EMailParserMultipartRelated,
e_mail_parser_multipart_related,
E_TYPE_MAIL_PARSER_EXTENSION)
static const gchar *parser_mime_types[] = {
"multipart/related",
NULL
};
static gboolean
empe_mp_related_parse (EMailParserExtension *extension,
EMailParser *parser,
CamelMimePart *part,
GString *part_id,
GCancellable *cancellable,
GQueue *out_mail_parts)
{
CamelMultipart *mp;
CamelMimePart *body_part, *display_part = NULL;
CamelContentType *display_content_type;
gchar *html_body = NULL;
gint i, nparts, partidlen, displayid = 0;
mp = (CamelMultipart *) camel_medium_get_content ((CamelMedium *) part);
if (!CAMEL_IS_MULTIPART (mp))
return e_mail_parser_parse_part_as (
parser, part, part_id,
"application/vnd.evolution.source",
cancellable, out_mail_parts);
display_part = e_mail_part_get_related_display_part (part, &displayid);
if (display_part == NULL)
return e_mail_parser_parse_part_as (
parser, part, part_id, "multipart/mixed",
cancellable, out_mail_parts);
display_content_type = camel_mime_part_get_content_type (display_part);
if (display_content_type &&
camel_content_type_is (display_content_type, "text", "html")) {
CamelDataWrapper *dw;
dw = camel_medium_get_content ((CamelMedium *) display_part);
if (dw) {
CamelStream *mem = camel_stream_mem_new ();
GByteArray *bytes;
camel_data_wrapper_decode_to_stream_sync (dw, mem, cancellable, NULL);
camel_stream_close (mem, cancellable, NULL);
bytes = camel_stream_mem_get_byte_array (CAMEL_STREAM_MEM (mem));
if (bytes && bytes->len)
html_body = g_strndup ((const gchar *) bytes->data, bytes->len);
g_object_unref (mem);
}
}
/* The to-be-displayed part goes first */
partidlen = part_id->len;
g_string_append_printf (part_id, ".related.%d", displayid);
e_mail_parser_parse_part (
parser, display_part, part_id, cancellable, out_mail_parts);
g_string_truncate (part_id, partidlen);
/* Process the related parts */
nparts = camel_multipart_get_number (mp);
for (i = 0; i < nparts; i++) {
GQueue work_queue = G_QUEUE_INIT;
GList *head, *link;
body_part = camel_multipart_get_part (mp, i);
if (body_part == display_part)
continue;
g_string_append_printf (part_id, ".related.%d", i);
e_mail_parser_parse_part (
parser, body_part, part_id,
cancellable, &work_queue);
g_string_truncate (part_id, partidlen);
head = g_queue_peek_head_link (&work_queue);
for (link = head; link != NULL; link = g_list_next (link)) {
EMailPart *mail_part = link->data;
/* Don't render the part on it's own! */
if (e_mail_part_utils_body_refers (html_body, mail_part->cid))
mail_part->is_hidden = TRUE;
}
e_queue_transfer (&work_queue, out_mail_parts);
}
g_free (html_body);
return TRUE;
}
static void
e_mail_parser_multipart_related_class_init (EMailParserExtensionClass *class)
{
class->mime_types = parser_mime_types;
class->priority = G_PRIORITY_LOW;
class->parse = empe_mp_related_parse;
}
static void
e_mail_parser_multipart_related_init (EMailParserExtension *extension)
{
}
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