aboutsummaryrefslogtreecommitdiffstats
path: root/mail/mail-identify.c
diff options
context:
space:
mode:
Diffstat (limited to 'mail/mail-identify.c')
-rw-r--r--mail/mail-identify.c131
1 files changed, 0 insertions, 131 deletions
diff --git a/mail/mail-identify.c b/mail/mail-identify.c
deleted file mode 100644
index cc6e4ef9d0..0000000000
--- a/mail/mail-identify.c
+++ /dev/null
@@ -1,131 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-
-/*
- * Author :
- * Dan Winship <danw@ximian.com>
- *
- * Copyright 2000, Ximian, Inc. (www.ximian.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this program; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <stdlib.h>
-#include <string.h>
-
-#include <glib.h>
-#include <libgnomevfs/gnome-vfs-mime.h>
-#include <libgnomevfs/gnome-vfs-mime-sniff-buffer.h>
-#include "mail.h"
-
-static const char *identify_by_magic (CamelDataWrapper *data, MailDisplay *md);
-
-/**
- * mail_identify_mime_part:
- * @part: a CamelMimePart
- * @md: the MailDisplay @part is being shown in
- *
- * Try to identify the MIME type of the data in @part (which presumably
- * doesn't have a useful Content-Type).
- *
- * Return value: the MIME type, which the caller must free, or %NULL
- * if it could not be identified.
- **/
-char *
-mail_identify_mime_part (CamelMimePart *part, MailDisplay *md)
-{
- const char *filename, *name_type = NULL, *magic_type = NULL;
- CamelDataWrapper *data;
-
- filename = camel_mime_part_get_filename (part);
- if (filename) {
- /* GNOME-VFS will misidentify TNEF attachments as MPEG */
- if (!strcmp (filename, "winmail.dat"))
- return g_strdup ("application/vnd.ms-tnef");
-
- name_type = gnome_vfs_mime_type_from_name_or_default (filename, NULL);
- }
-
- data = camel_medium_get_content_object (CAMEL_MEDIUM (part));
- if (!camel_data_wrapper_is_offline (data))
- magic_type = identify_by_magic (data, md);
-
- if (magic_type && name_type) {
- /* If GNOME-VFS doesn't recognize the data by magic, but it
- * contains English words, it will call it text/plain. If the
- * filename-based check came up with something different, use
- * that instead.
- */
- if (!strcmp (magic_type, "text/plain"))
- return g_strdup (name_type);
-
- /* If if returns "application/octet-stream" try to
- * do better with the filename check.
- */
- if (!strcmp (magic_type, "application/octet-stream"))
- return g_strdup (name_type);
- }
-
- /* If the MIME part data was online, and the magic check
- * returned something, use that, since it's more reliable.
- */
- if (magic_type)
- return g_strdup (magic_type);
-
- /* Otherwise try guessing based on the filename */
- if (name_type)
- return g_strdup (name_type);
-
- /* Another possibility to try is the x-mac-type / x-mac-creator
- * parameter to Content-Type used by some Mac email clients. That
- * would require a Mac type to mime type conversion table.
- */
-
- /* If the data part is offline, then we didn't try magic
- * before, so force it to be loaded so we can try again later.
- * FIXME: In a perfect world, we would not load the content
- * just to identify the MIME type.
- */
- if (camel_data_wrapper_is_offline (data))
- mail_content_loaded (data, md, TRUE, NULL, NULL, NULL);
-
- return NULL;
-}
-
-static const char *
-identify_by_magic (CamelDataWrapper *data, MailDisplay *md)
-{
- GnomeVFSMimeSniffBuffer *sniffer;
- CamelStream *memstream;
- const char *type;
- GByteArray *ba;
-
- ba = g_byte_array_new ();
- memstream = camel_stream_mem_new_with_byte_array (ba);
- camel_data_wrapper_write_to_stream (data, memstream);
- if (ba->len) {
- sniffer = gnome_vfs_mime_sniff_buffer_new_from_memory (ba->data, ba->len);
- type = gnome_vfs_get_mime_type_for_buffer (sniffer);
- gnome_vfs_mime_sniff_buffer_free (sniffer);
- } else
- type = NULL;
- camel_object_unref (CAMEL_OBJECT (memstream));
-
- return type;
-}