aboutsummaryrefslogtreecommitdiffstats
path: root/camel/camel-mime-message.c
diff options
context:
space:
mode:
Diffstat (limited to 'camel/camel-mime-message.c')
-rw-r--r--camel/camel-mime-message.c827
1 files changed, 0 insertions, 827 deletions
diff --git a/camel/camel-mime-message.c b/camel/camel-mime-message.c
deleted file mode 100644
index 1977c3419b..0000000000
--- a/camel/camel-mime-message.c
+++ /dev/null
@@ -1,827 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; fill-column: 160 -*- */
-/* camel-mime-message.c : class for a mime_message */
-
-/*
- * Authors: Bertrand Guiheneuf <bertrand@helixcode.com>
- * Michael Zucchi <notzed@helixcode.com>
- * Jeffrey Stedfast <fejj@helixcode.com>
- *
- * Copyright 1999, 2000 Helix Code, Inc. (http://www.helixcode.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * 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 <ctype.h>
-#include <stdio.h>
-#include <string.h>
-
-#include "e-util/e-url.h"
-
-#include "camel-mime-message.h"
-#include "camel-multipart.h"
-#include "camel-stream-mem.h"
-#include "string-utils.h"
-#include "hash-table-utils.h"
-
-#include "camel-stream-filter.h"
-#include "camel-stream-null.h"
-#include "camel-mime-filter-charset.h"
-#include "camel-mime-filter-bestenc.h"
-
-#define d(x)
-
-/* these 2 below should be kept in sync */
-typedef enum {
- HEADER_UNKNOWN,
- HEADER_FROM,
- HEADER_REPLY_TO,
- HEADER_SUBJECT,
- HEADER_TO,
- HEADER_CC,
- HEADER_BCC,
- HEADER_DATE,
- HEADER_MESSAGE_ID
-} CamelHeaderType;
-
-static char *header_names[] = {
- /* dont include HEADER_UNKNOWN string */
- "From", "Reply-To", "Subject", "To", "Cc", "Bcc", "Date", "Message-Id", NULL
-};
-
-static GHashTable *header_name_table;
-
-static CamelMimePartClass *parent_class=NULL;
-
-static char *recipient_names[] = {
- "To", "Cc", "Bcc", NULL
-};
-
-static int write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream);
-static void add_header (CamelMedium *medium, const char *header_name, const void *header_value);
-static void set_header (CamelMedium *medium, const char *header_name, const void *header_value);
-static void remove_header (CamelMedium *medium, const char *header_name);
-static int construct_from_parser (CamelMimePart *, CamelMimeParser *);
-static void unref_recipient (gpointer key, gpointer value, gpointer user_data);
-
-/* Returns the class for a CamelMimeMessage */
-#define CMM_CLASS(so) CAMEL_MIME_MESSAGE_CLASS (CAMEL_OBJECT_GET_CLASS(so))
-#define CDW_CLASS(so) CAMEL_DATA_WRAPPER_CLASS (CAMEL_OBJECT_GET_CLASS(so))
-#define CMD_CLASS(so) CAMEL_MEDIUM_CLASS (CAMEL_OBJECT_GET_CLASS(so))
-
-static void
-camel_mime_message_class_init (CamelMimeMessageClass *camel_mime_message_class)
-{
- CamelDataWrapperClass *camel_data_wrapper_class = CAMEL_DATA_WRAPPER_CLASS (camel_mime_message_class);
- CamelMimePartClass *camel_mime_part_class = CAMEL_MIME_PART_CLASS (camel_mime_message_class);
- CamelMediumClass *camel_medium_class = CAMEL_MEDIUM_CLASS (camel_mime_message_class);
- int i;
-
- parent_class = CAMEL_MIME_PART_CLASS(camel_type_get_global_classfuncs (camel_mime_part_get_type ()));
-
- header_name_table = g_hash_table_new (g_strcase_hash, g_strcase_equal);
- for (i=0;header_names[i];i++)
- g_hash_table_insert (header_name_table, header_names[i], (gpointer)i+1);
-
- /* virtual method overload */
- camel_data_wrapper_class->write_to_stream = write_to_stream;
-
- camel_medium_class->add_header = add_header;
- camel_medium_class->set_header = set_header;
- camel_medium_class->remove_header = remove_header;
-
- camel_mime_part_class->construct_from_parser = construct_from_parser;
-}
-
-
-static void
-camel_mime_message_init (gpointer object, gpointer klass)
-{
- CamelMimeMessage *mime_message = (CamelMimeMessage *)object;
- int i;
-
- camel_data_wrapper_set_mime_type (CAMEL_DATA_WRAPPER (object), "message/rfc822");
-
- mime_message->recipients = g_hash_table_new(g_strcase_hash, g_strcase_equal);
- for (i=0;recipient_names[i];i++) {
- g_hash_table_insert(mime_message->recipients, recipient_names[i], camel_internet_address_new());
- }
-
- mime_message->subject = NULL;
- mime_message->reply_to = NULL;
- mime_message->from = NULL;
- mime_message->date = CAMEL_MESSAGE_DATE_CURRENT;
- mime_message->date_offset = 0;
- mime_message->date_received = CAMEL_MESSAGE_DATE_CURRENT;
- mime_message->date_received_offset = 0;
- mime_message->message_id = NULL;
-}
-
-static void
-camel_mime_message_finalize (CamelObject *object)
-{
- CamelMimeMessage *message = CAMEL_MIME_MESSAGE (object);
-
- g_free(message->subject);
-
- g_free(message->message_id);
-
- if (message->reply_to)
- camel_object_unref((CamelObject *)message->reply_to);
-
- if (message->from)
- camel_object_unref((CamelObject *)message->from);
-
- g_hash_table_foreach(message->recipients, unref_recipient, NULL);
- g_hash_table_destroy(message->recipients);
-}
-
-
-CamelType
-camel_mime_message_get_type (void)
-{
- static CamelType camel_mime_message_type = CAMEL_INVALID_TYPE;
-
- if (camel_mime_message_type == CAMEL_INVALID_TYPE) {
- camel_mime_message_type = camel_type_register (camel_mime_part_get_type(), "CamelMimeMessage",
- sizeof (CamelMimeMessage),
- sizeof (CamelMimeMessageClass),
- (CamelObjectClassInitFunc) camel_mime_message_class_init,
- NULL,
- (CamelObjectInitFunc) camel_mime_message_init,
- (CamelObjectFinalizeFunc) camel_mime_message_finalize);
- }
-
- return camel_mime_message_type;
-}
-
-static void unref_recipient (gpointer key, gpointer value, gpointer user_data)
-{
- camel_object_unref (CAMEL_OBJECT (value));
-}
-
-CamelMimeMessage *
-camel_mime_message_new (void)
-{
- CamelMimeMessage *mime_message;
- mime_message = CAMEL_MIME_MESSAGE(camel_object_new (CAMEL_MIME_MESSAGE_TYPE));
-
- return mime_message;
-}
-
-/* **** Date: */
-
-void
-camel_mime_message_set_date(CamelMimeMessage *message, time_t date, int offset)
-{
- char *datestr;
-
- g_assert(message);
- if (date == CAMEL_MESSAGE_DATE_CURRENT) {
- struct tm *local;
- int tz;
-
- date = time(0);
- local = localtime(&date);
-#if defined(HAVE_TIMEZONE)
- tz = timezone;
-#elif defined(HAVE_TM_GMTOFF)
- tz = local->tm_gmtoff;
-#endif
- offset = -(((tz/60/60) * 100) + (tz/60 % 60));
- if (local->tm_isdst>0)
- offset += 100;
- }
- message->date = date;
- message->date_offset = offset;
-
- datestr = header_format_date(date, offset);
- CAMEL_MEDIUM_CLASS(parent_class)->set_header((CamelMedium *)message, "Date", datestr);
- g_free(datestr);
-}
-
-time_t
-camel_mime_message_get_date(CamelMimeMessage *msg, int *offset)
-{
- if (offset)
- *offset = msg->date_offset;
-
- return msg->date;
-}
-
-time_t
-camel_mime_message_get_date_received(CamelMimeMessage *msg, int *offset)
-{
- if (msg->date_received == CAMEL_MESSAGE_DATE_CURRENT) {
- const char *received;
-
- received = camel_medium_get_header((CamelMedium *)msg, "received");
- if (received)
- received = strrchr(received, ';');
- if (received)
- msg->date_received = header_decode_date(received + 1, &msg->date_received_offset);
- }
-
- if (offset)
- *offset = msg->date_received_offset;
-
- return msg->date_received;
-}
-
-/* **** Message-Id: */
-
-void
-camel_mime_message_set_message_id (CamelMimeMessage *mime_message, const char *message_id)
-{
- char *id;
-
- g_assert (mime_message);
-
- g_free (mime_message->message_id);
-
- if (message_id) {
- id = g_strstrip (g_strdup (message_id));
- } else {
- id = header_msgid_generate ();
- }
-
- mime_message->message_id = id;
- id = g_strdup_printf ("<%s>", mime_message->message_id);
- CAMEL_MEDIUM_CLASS (parent_class)->set_header (CAMEL_MEDIUM (mime_message), "Message-Id", id);
- g_free (id);
-}
-
-const char *
-camel_mime_message_get_message_id (CamelMimeMessage *mime_message)
-{
- g_assert (mime_message);
-
- return mime_message->message_id;
-}
-
-/* **** Reply-To: */
-
-void
-camel_mime_message_set_reply_to (CamelMimeMessage *msg, const CamelInternetAddress *reply_to)
-{
- char *addr;
-
- g_assert(msg);
-
- if (msg->reply_to) {
- camel_object_unref((CamelObject *)msg->reply_to);
- msg->reply_to = NULL;
- }
-
- if (reply_to == NULL) {
- CAMEL_MEDIUM_CLASS(parent_class)->remove_header(CAMEL_MEDIUM(msg), "Reply-To");
- return;
- }
-
- msg->reply_to = (CamelInternetAddress *)camel_address_new_clone((CamelAddress *)reply_to);
- addr = camel_address_encode((CamelAddress *)msg->reply_to);
- CAMEL_MEDIUM_CLASS(parent_class)->set_header(CAMEL_MEDIUM(msg), "Reply-To", addr);
- g_free(addr);
-}
-
-const CamelInternetAddress *
-camel_mime_message_get_reply_to(CamelMimeMessage *mime_message)
-{
- g_assert (mime_message);
-
- /* TODO: ref for threading? */
-
- return mime_message->reply_to;
-}
-
-/* **** Subject: */
-
-void
-camel_mime_message_set_subject(CamelMimeMessage *mime_message, const char *subject)
-{
- char *text;
-
- g_assert(mime_message);
-
- g_free(mime_message->subject);
- mime_message->subject = g_strstrip (g_strdup (subject));
- text = header_encode_string((unsigned char *)mime_message->subject);
- CAMEL_MEDIUM_CLASS(parent_class)->set_header(CAMEL_MEDIUM (mime_message), "Subject", text);
- g_free (text);
-}
-
-const char *
-camel_mime_message_get_subject(CamelMimeMessage *mime_message)
-{
- g_assert(mime_message);
-
- return mime_message->subject;
-}
-
-/* *** From: */
-
-/* Thought: Since get_from/set_from are so rarely called, it is probably not useful
- to cache the from (and reply_to) addresses as InternetAddresses internally, we
- could just get it from the headers and reprocess every time. */
-void
-camel_mime_message_set_from(CamelMimeMessage *msg, const CamelInternetAddress *from)
-{
- char *addr;
-
- g_assert(msg);
-
- if (msg->from) {
- camel_object_unref((CamelObject *)msg->from);
- msg->from = NULL;
- }
-
- if (from == NULL || camel_address_length((CamelAddress *)from) == 0) {
- CAMEL_MEDIUM_CLASS(parent_class)->remove_header(CAMEL_MEDIUM(msg), "From");
- return;
- }
-
- msg->from = (CamelInternetAddress *)camel_address_new_clone((CamelAddress *)from);
- addr = camel_address_encode((CamelAddress *)msg->from);
- CAMEL_MEDIUM_CLASS (parent_class)->set_header(CAMEL_MEDIUM(msg), "From", addr);
- g_free(addr);
-}
-
-const CamelInternetAddress *
-camel_mime_message_get_from(CamelMimeMessage *mime_message)
-{
- g_assert (mime_message);
-
- /* TODO: we should really ref this for multi-threading to work */
-
- return mime_message->from;
-}
-
-/* **** To: Cc: Bcc: */
-
-void
-camel_mime_message_set_recipients(CamelMimeMessage *mime_message, const char *type, const CamelInternetAddress *r)
-{
- char *text;
- CamelInternetAddress *addr;
-
- g_assert(mime_message);
-
- addr = g_hash_table_lookup(mime_message->recipients, type);
- if (addr == NULL) {
- g_warning("trying to set a non-valid receipient type: %s", type);
- return;
- }
-
- if (r == NULL || camel_address_length((CamelAddress *)r) == 0) {
- camel_address_remove((CamelAddress *)addr, -1);
- CAMEL_MEDIUM_CLASS(parent_class)->remove_header(CAMEL_MEDIUM(mime_message), type);
- return;
- }
-
- /* note this does copy, and not append (cat) */
- camel_address_copy((CamelAddress *)addr, (const CamelAddress *)r);
-
- /* and sync our headers */
- text = camel_address_encode(CAMEL_ADDRESS(addr));
- CAMEL_MEDIUM_CLASS(parent_class)->set_header(CAMEL_MEDIUM(mime_message), type, text);
- g_free(text);
-}
-
-void
-camel_mime_message_set_source(CamelMimeMessage *mime_message, const char *src)
-{
- char *shrouded_src;
- g_assert (mime_message);
-
- shrouded_src = e_url_shroud (src);
- camel_medium_add_header (CAMEL_MEDIUM (mime_message), "X-Evolution-Source", shrouded_src);
- g_free (shrouded_src);
-}
-
-const char *
-camel_mime_message_get_source(CamelMimeMessage *mime_message)
-{
- const char *src;
- g_assert(mime_message);
- src = camel_medium_get_header (CAMEL_MEDIUM (mime_message), "X-Evolution-Source");
- if (src) {
- while (*src && isspace ((gint) *src))
- ++src;
- }
- return src;
-}
-
-const CamelInternetAddress *
-camel_mime_message_get_recipients(CamelMimeMessage *mime_message, const char *type)
-{
- g_assert(mime_message);
-
- return g_hash_table_lookup(mime_message->recipients, type);
-}
-
-/* mime_message */
-static int
-construct_from_parser(CamelMimePart *dw, CamelMimeParser *mp)
-{
- char *buf;
- int len;
- int state;
- int ret;
-
- d(printf("constructing mime-message\n"));
-
- d(printf("mime_message::construct_from_parser()\n"));
-
- /* let the mime-part construct the guts ... */
- ret = ((CamelMimePartClass *)parent_class)->construct_from_parser(dw, mp);
-
- if (ret == -1)
- return -1;
-
- /* ... then clean up the follow-on state */
- state = camel_mime_parser_step(mp, &buf, &len);
- switch (state) {
- case HSCAN_EOF: case HSCAN_FROM_END: /* these doesn't belong to us */
- camel_mime_parser_unstep(mp);
- case HSCAN_MESSAGE_END:
- break;
- default:
- g_error("Bad parser state: Expecing MESSAGE_END or EOF or EOM, got: %d", camel_mime_parser_state(mp));
- camel_mime_parser_unstep(mp);
- return -1;
- }
-
- d(printf("mime_message::construct_from_parser() leaving\n"));
-#ifndef NO_WARNINGS
-#warning "return a real error code"
-#endif
- return 0;
-}
-
-static int
-write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream)
-{
- CamelMimeMessage *mm = CAMEL_MIME_MESSAGE (data_wrapper);
-
- /* force mandatory headers ... */
- if (mm->from == NULL) {
- /* FIXME: should we just abort? Should we make one up? */
- g_warning("No from set for message");
- camel_medium_set_header((CamelMedium *)mm, "From", "");
- }
- if (!camel_medium_get_header((CamelMedium *)mm, "Date"))
- camel_mime_message_set_date(mm, CAMEL_MESSAGE_DATE_CURRENT, 0);
-
- if (mm->subject == NULL)
- camel_mime_message_set_subject(mm, "No Subject");
-
- if (mm->message_id == NULL)
- camel_mime_message_set_message_id (mm, NULL);
-
- /* FIXME: "To" header needs to be set explicitly as well ... */
-
- if (!camel_medium_get_header ((CamelMedium *)mm, "Mime-Version"))
- camel_medium_set_header((CamelMedium *)mm, "Mime-Version", "1.0");
-
- return CAMEL_DATA_WRAPPER_CLASS (parent_class)->write_to_stream (data_wrapper, stream);
-}
-
-/* FIXME: check format of fields. */
-static gboolean
-process_header (CamelMedium *medium, const char *header_name, const char *header_value)
-{
- CamelHeaderType header_type;
- CamelMimeMessage *message = CAMEL_MIME_MESSAGE (medium);
- CamelInternetAddress *addr;
-
- header_type = (CamelHeaderType)g_hash_table_lookup(header_name_table, header_name);
- switch (header_type) {
- case HEADER_FROM:
- if (message->from)
- camel_object_unref((CamelObject *)message->from);
- message->from = camel_internet_address_new();
- camel_address_decode((CamelAddress *)message->from, header_value);
- break;
- case HEADER_REPLY_TO:
- if (message->reply_to)
- camel_object_unref((CamelObject *)message->reply_to);
- message->reply_to = camel_internet_address_new();
- camel_address_decode((CamelAddress *)message->reply_to, header_value);
- break;
- case HEADER_SUBJECT:
- g_free(message->subject);
- message->subject = g_strstrip(header_decode_string(header_value));
- break;
- case HEADER_TO:
- case HEADER_CC:
- case HEADER_BCC:
- addr = g_hash_table_lookup (message->recipients, header_name);
- if (header_value)
- camel_address_decode(CAMEL_ADDRESS (addr), header_value);
- else
- camel_address_remove(CAMEL_ADDRESS (addr), -1);
- break;
- case HEADER_DATE:
- if (header_value) {
- message->date = header_decode_date(header_value, &message->date_offset);
- } else {
- message->date = CAMEL_MESSAGE_DATE_CURRENT;
- message->date_offset = 0;
- }
- break;
- case HEADER_MESSAGE_ID:
- g_free (message->message_id);
- if (header_value)
- message->message_id = header_msgid_decode (header_value);
- else
- message->message_id = NULL;
- break;
- default:
- return FALSE;
- }
- return TRUE;
-}
-
-static void
-set_header(CamelMedium *medium, const char *header_name, const void *header_value)
-{
- process_header(medium, header_name, header_value);
- parent_class->parent_class.set_header (medium, header_name, header_value);
-}
-
-static void
-add_header(CamelMedium *medium, const char *header_name, const void *header_value)
-{
- /* if we process it, then it must be forced unique as well ... */
- if (process_header(medium, header_name, header_value))
- parent_class->parent_class.set_header (medium, header_name, header_value);
- else
- parent_class->parent_class.add_header (medium, header_name, header_value);
-}
-
-static void
-remove_header(CamelMedium *medium, const char *header_name)
-{
- process_header(medium, header_name, NULL);
- parent_class->parent_class.remove_header (medium, header_name);
-}
-
-typedef gboolean (*CamelPartFunc)(CamelMimeMessage *, CamelMimePart *, void *data);
-
-static gboolean
-message_foreach_part_rec(CamelMimeMessage *msg, CamelMimePart *part, CamelPartFunc callback, void *data)
-{
- CamelDataWrapper *containee;
- int parts, i;
- int go = TRUE;
-
- if (callback(msg, part, data) == FALSE)
- return FALSE;
-
- containee = camel_medium_get_content_object(CAMEL_MEDIUM(part));
-
- if (containee == NULL)
- return go;
-
- /* using the object types is more accurate than using the mime/types */
- if (CAMEL_IS_MULTIPART(containee)) {
- parts = camel_multipart_get_number(CAMEL_MULTIPART(containee));
- for (i=0;go && i<parts;i++) {
- CamelMimePart *part = camel_multipart_get_part(CAMEL_MULTIPART(containee), i);
-
- go = message_foreach_part_rec(msg, part, callback, data);
- }
- } else if (CAMEL_IS_MIME_MESSAGE(containee)) {
- go = message_foreach_part_rec(msg, (CamelMimePart *)containee, callback, data);
- }
-
- return go;
-}
-
-/* dont make this public yet, it might need some more thinking ... */
-/* MPZ */
-static void
-camel_mime_message_foreach_part(CamelMimeMessage *msg, CamelPartFunc callback, void *data)
-{
- message_foreach_part_rec(msg, (CamelMimePart *)msg, callback, data);
-}
-
-static gboolean
-check_8bit(CamelMimeMessage *msg, CamelMimePart *part, void *data)
-{
- int *has8bit = data;
-
- /* check this part, and stop as soon as we are done */
- *has8bit = camel_mime_part_get_encoding(part) == CAMEL_MIME_PART_ENCODING_8BIT;
- return !(*has8bit);
-}
-
-gboolean
-camel_mime_message_has_8bit_parts(CamelMimeMessage *msg)
-{
- int has8bit = FALSE;
-
- camel_mime_message_foreach_part(msg, check_8bit, &has8bit);
-
- return has8bit;
-}
-
-/* finds the best charset and transfer encoding for a given part */
-static CamelMimePartEncodingType
-find_best_encoding(CamelMimePart *part, CamelBestencRequired required, CamelBestencEncoding enctype, char **charsetp)
-{
- const char *charsetin = NULL;
- char *charset = NULL;
- CamelStream *null;
- CamelStreamFilter *filter;
- CamelMimeFilterCharset *charenc = NULL;
- CamelMimeFilterBestenc *bestenc;
- int idb, idc = -1;
- gboolean istext;
- unsigned int flags, callerflags;
- CamelMimePartEncodingType encoding;
- CamelDataWrapper *content;
-
- /* we use all these weird stream things so we can do it with streams, and
- not have to read the whole lot into memory - although i have a feeling
- it would make things a fair bit simpler to do so ... */
-
- d(printf("starting to check part\n"));
-
- content = camel_medium_get_content_object((CamelMedium *)part);
- if (content == NULL) {
- /* charset might not be right here, but it'll get the right stuff
- if it is ever set */
- *charsetp = NULL;
- return CAMEL_MIME_PART_ENCODING_DEFAULT;
- }
-
- istext = header_content_type_is(part->content_type, "text", "*");
- if (istext) {
- flags = CAMEL_BESTENC_GET_CHARSET|CAMEL_BESTENC_GET_ENCODING;
- } else {
- flags = CAMEL_BESTENC_GET_ENCODING;
- }
-
- /* when building the message, any encoded parts are translated already */
- flags |= CAMEL_BESTENC_LF_IS_CRLF;
- /* and get any flags the caller passed in */
- callerflags = (required & CAMEL_BESTENC_NO_FROM);
- flags |= callerflags;
-
- /* first a null stream, so any filtering is thrown away; we only want the sideeffects */
- null = (CamelStream *)camel_stream_null_new();
- filter = camel_stream_filter_new_with_stream(null);
-
- /* if we're not looking for the best charset, then use the one we have */
- if (istext && (required & CAMEL_BESTENC_GET_CHARSET) == 0
- && (charsetin = header_content_type_param(part->content_type, "charset"))) {
- /* if libunicode doesn't support it, we dont really have utf8 anyway, so
- we dont need a converter */
- charenc = camel_mime_filter_charset_new_convert("UTF-8", charsetin);
- if (charenc != NULL)
- idc = camel_stream_filter_add(filter, (CamelMimeFilter *)charenc);
- charsetin = NULL;
- }
-
- bestenc = camel_mime_filter_bestenc_new(flags);
- idb = camel_stream_filter_add(filter, (CamelMimeFilter *)bestenc);
- d(printf("writing to checking stream\n"));
- camel_data_wrapper_write_to_stream(content, (CamelStream *)filter);
- camel_stream_filter_remove(filter, idb);
- if (idc != -1) {
- camel_stream_filter_remove(filter, idc);
- camel_object_unref((CamelObject *)charenc);
- charenc = NULL;
- }
-
- if (istext)
- charsetin = camel_mime_filter_bestenc_get_best_charset(bestenc);
-
- d(printf("charsetin = %s\n", charsetin));
-
- /* if we have US-ASCII, or we're not doing text, we dont need to bother with the rest */
- if (charsetin != NULL && (required & CAMEL_BESTENC_GET_CHARSET) != 0) {
- charset = g_strdup(charsetin);
-
- d(printf("have charset, trying conversion/etc\n"));
-
- /* now the 'bestenc' can has told us what the best encoding is, we can use that to create
- a charset conversion filter as well, and then re-add the bestenc to filter the
- result to find the best encoding to use as well */
-
- charenc = camel_mime_filter_charset_new_convert("UTF-8", charset);
-
- /* eek, libunicode doesn't undertand this charset anyway, then the 'utf8' we
- thought we had is really the native format, in which case, we just treat
- it as binary data (and take the result we have so far) */
-
- if (charenc != NULL) {
-
- /* otherwise, try another pass, converting to the real charset */
-
- camel_mime_filter_reset((CamelMimeFilter *)bestenc);
- camel_mime_filter_bestenc_set_flags(bestenc, CAMEL_BESTENC_GET_ENCODING|CAMEL_BESTENC_LF_IS_CRLF|callerflags);
-
- camel_stream_filter_add(filter, (CamelMimeFilter *)charenc);
- camel_stream_filter_add(filter, (CamelMimeFilter *)bestenc);
-
- /* and write it to the new stream */
- camel_data_wrapper_write_to_stream(content, (CamelStream *)filter);
-
- camel_object_unref((CamelObject *)charenc);
- }
- }
-
- encoding = camel_mime_filter_bestenc_get_best_encoding(bestenc, enctype);
-
- camel_object_unref((CamelObject *)filter);
- camel_object_unref((CamelObject *)bestenc);
- camel_object_unref((CamelObject *)null);
-
- d(printf("done, best encoding = %d\n", encoding));
-
- if (charsetp)
- *charsetp = charset;
- else
- g_free(charset);
-
- return encoding;
-}
-
-struct _enc_data {
- CamelBestencRequired required;
- CamelBestencEncoding enctype;
-};
-
-static gboolean
-best_encoding(CamelMimeMessage *msg, CamelMimePart *part, void *datap)
-{
- struct _enc_data *data = datap;
- char *charset;
- CamelMimePartEncodingType encoding;
-
- /* we only care about actual content objects */
- if (!CAMEL_IS_MULTIPART(part) && !CAMEL_IS_MIME_MESSAGE(part)) {
-
- encoding = find_best_encoding(part, data->required, data->enctype, &charset);
- /* we always set the encoding, if we got this far. GET_CHARSET implies
- also GET_ENCODING */
- camel_mime_part_set_encoding(part, encoding);
-
- if ((data->required & CAMEL_BESTENC_GET_CHARSET) != 0) {
- if (header_content_type_is(part->content_type, "text", "*")) {
- char *newct;
-
- /* FIXME: ick, the part content_type interface needs fixing bigtime */
- header_content_type_set_param(part->content_type, "charset", charset?charset:"us-ascii");
- newct = header_content_type_format(part->content_type);
- if (newct) {
- d(printf("Setting content-type to %s\n", newct));
-
- camel_mime_part_set_content_type(part, newct);
- g_free(newct);
- }
- }
- }
- }
-
- return TRUE;
-}
-
-void
-camel_mime_message_set_best_encoding(CamelMimeMessage *msg, CamelBestencRequired required, CamelBestencEncoding enctype)
-{
- struct _enc_data data;
-
- if ((required & (CAMEL_BESTENC_GET_ENCODING|CAMEL_BESTENC_GET_CHARSET)) == 0)
- return;
-
- data.required = required;
- data.enctype = enctype;
-
- camel_mime_message_foreach_part(msg, best_encoding, &data);
-}
-
-void
-camel_mime_message_encode_8bit_parts (CamelMimeMessage *mime_message)
-{
- camel_mime_message_set_best_encoding(mime_message, CAMEL_BESTENC_GET_ENCODING, CAMEL_BESTENC_7BIT);
-}
-