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-rw-r--r--camel/camel-mime-message.c963
1 files changed, 0 insertions, 963 deletions
diff --git a/camel/camel-mime-message.c b/camel/camel-mime-message.c
deleted file mode 100644
index 7f4ac93f4b..0000000000
--- a/camel/camel-mime-message.c
+++ /dev/null
@@ -1,963 +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@ximian.com>
- * Jeffrey Stedfast <fejj@ximian.com>
- *
- * Copyright 1999-2003 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 <ctype.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-
-#include <gal/util/e-iconv.h>
-
-#include <e-util/e-time-utils.h>
-
-#include "camel-mime-message.h"
-#include "camel-multipart.h"
-#include "camel-stream-mem.h"
-#include "camel-string-utils.h"
-#include "camel-url.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_RESENT_TO,
- HEADER_CC,
- HEADER_RESENT_CC,
- HEADER_BCC,
- HEADER_RESENT_BCC,
- HEADER_DATE,
- HEADER_MESSAGE_ID
-} CamelHeaderType;
-
-static char *header_names[] = {
- /* dont include HEADER_UNKNOWN string */
- "From", "Reply-To", "Subject", "To", "Resent-To", "Cc", "Resent-Cc",
- "Bcc", "Resent-Bcc", "Date", "Message-Id", NULL
-};
-
-static GHashTable *header_name_table;
-
-static CamelMimePartClass *parent_class = NULL;
-
-static char *recipient_names[] = {
- "To", "Cc", "Bcc", "Resent-To", "Resent-Cc", "Resent-Bcc", NULL
-};
-
-static ssize_t write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream);
-static void add_header (CamelMedium *medium, const char *name, const void *value);
-static void set_header (CamelMedium *medium, const char *name, const void *value);
-static void remove_header (CamelMedium *medium, const char *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 (camel_strcase_hash, camel_strcase_equal);
- for (i = 0;header_names[i]; i++)
- g_hash_table_insert (header_name_table, header_names[i], GINT_TO_POINTER(i+1));
-
- /* virtual method overload */
- camel_data_wrapper_class->write_to_stream = write_to_stream;
- camel_data_wrapper_class->decode_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;
-
- mime_message->recipients = g_hash_table_new (camel_strcase_hash, camel_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 (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);
- e_localtime_with_offset(date, &local, &tz);
- offset = (((tz/60/60) * 100) + (tz/60 % 60));
- }
- message->date = date;
- message->date_offset = offset;
-
- datestr = camel_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 = camel_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 = camel_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 = camel_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)
-{
- CamelURL *url;
- char *uri;
-
- g_assert (mime_message);
-
- url = camel_url_new (src, NULL);
- if (url) {
- uri = camel_url_to_string (url, CAMEL_URL_HIDE_ALL);
- camel_medium_add_header (CAMEL_MEDIUM (mime_message), "X-Evolution-Source", uri);
- g_free (uri);
- camel_url_free (url);
- }
-}
-
-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 ((unsigned) *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;
- size_t len;
- int state;
- int ret;
- int err;
-
- 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 CAMEL_MIME_PARSER_STATE_EOF: case CAMEL_MIME_PARSER_STATE_FROM_END: /* these doesn't belong to us */
- camel_mime_parser_unstep (mp);
- case CAMEL_MIME_PARSER_STATE_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"));
- err = camel_mime_parser_errno(mp);
- if (err != 0) {
- errno = err;
- ret = -1;
- }
-
- return ret;
-}
-
-static ssize_t
-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 *name, const char *value)
-{
- CamelHeaderType header_type;
- CamelMimeMessage *message = CAMEL_MIME_MESSAGE (medium);
- CamelInternetAddress *addr;
- const char *charset;
-
- header_type = (CamelHeaderType) g_hash_table_lookup (header_name_table, name);
- switch (header_type) {
- case HEADER_FROM:
- if (message->from)
- camel_object_unref (message->from);
- message->from = camel_internet_address_new ();
- camel_address_decode (CAMEL_ADDRESS (message->from), value);
- break;
- case HEADER_REPLY_TO:
- if (message->reply_to)
- camel_object_unref (message->reply_to);
- message->reply_to = camel_internet_address_new ();
- camel_address_decode (CAMEL_ADDRESS (message->reply_to), value);
- break;
- case HEADER_SUBJECT:
- g_free (message->subject);
- if (((CamelDataWrapper *) message)->mime_type) {
- charset = camel_content_type_param (((CamelDataWrapper *) message)->mime_type, "charset");
- charset = e_iconv_charset_name (charset);
- } else
- charset = NULL;
- message->subject = g_strstrip (camel_header_decode_string (value, charset));
- break;
- case HEADER_TO:
- case HEADER_CC:
- case HEADER_BCC:
- case HEADER_RESENT_TO:
- case HEADER_RESENT_CC:
- case HEADER_RESENT_BCC:
- addr = g_hash_table_lookup (message->recipients, name);
- if (value)
- camel_address_decode (CAMEL_ADDRESS (addr), value);
- else
- camel_address_remove (CAMEL_ADDRESS (addr), -1);
- break;
- case HEADER_DATE:
- if (value) {
- message->date = camel_header_decode_date (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 (value)
- message->message_id = camel_header_msgid_decode (value);
- else
- message->message_id = NULL;
- break;
- default:
- return FALSE;
- }
-
- return TRUE;
-}
-
-static void
-set_header (CamelMedium *medium, const char *name, const void *value)
-{
- process_header (medium, name, value);
- parent_class->parent_class.set_header (medium, name, value);
-}
-
-static void
-add_header (CamelMedium *medium, const char *name, const void *value)
-{
- /* if we process it, then it must be forced unique as well ... */
- if (process_header (medium, name, value))
- parent_class->parent_class.set_header (medium, name, value);
- else
- parent_class->parent_class.add_header (medium, name, value);
-}
-
-static void
-remove_header (CamelMedium *medium, const char *name)
-{
- process_header (medium, name, NULL);
- parent_class->parent_class.remove_header (medium, 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)
-{
- CamelTransferEncoding encoding;
- int *has8bit = data;
-
- /* check this part, and stop as soon as we are done */
- encoding = camel_mime_part_get_encoding (part);
-
- *has8bit = encoding == CAMEL_TRANSFER_ENCODING_8BIT || encoding == CAMEL_TRANSFER_ENCODING_BINARY;
-
- 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 CamelTransferEncoding
-find_best_encoding (CamelMimePart *part, CamelBestencRequired required, CamelBestencEncoding enctype, char **charsetp)
-{
- CamelMimeFilterCharset *charenc = NULL;
- CamelTransferEncoding encoding;
- CamelMimeFilterBestenc *bestenc;
- unsigned int flags, callerflags;
- CamelDataWrapper *content;
- CamelStreamFilter *filter;
- const char *charsetin = NULL;
- char *charset = NULL;
- CamelStream *null;
- int idb, idc = -1;
- gboolean istext;
-
- /* 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_TRANSFER_ENCODING_DEFAULT;
- }
-
- istext = camel_content_type_is (((CamelDataWrapper *) part)->mime_type, "text", "*");
- if (istext) {
- flags = CAMEL_BESTENC_GET_CHARSET | CAMEL_BESTENC_GET_ENCODING;
- enctype |= CAMEL_BESTENC_TEXT;
- } 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 looking for the best charset, then we need to convert to UTF-8 */
- if (istext && (required & CAMEL_BESTENC_GET_CHARSET) != 0
- && (charsetin = camel_content_type_param (content->mime_type, "charset"))) {
- charenc = camel_mime_filter_charset_new_convert (charsetin, "UTF-8");
- 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_decode_to_stream (content, (CamelStream *)filter);
- camel_stream_filter_remove (filter, idb);
- if (idc != -1) {
- camel_stream_filter_remove (filter, idc);
- camel_object_unref (charenc);
- charenc = NULL;
- }
-
- if (istext && (required & CAMEL_BESTENC_GET_CHARSET) != 0) {
- charsetin = camel_mime_filter_bestenc_get_best_charset (bestenc);
- d(printf("best charset = %s\n", charsetin ? charsetin : "(null)"));
- charset = g_strdup (charsetin);
-
- charsetin = camel_content_type_param (content->mime_type, "charset");
- } else {
- charset = NULL;
- }
-
- /* if we have US-ASCII, or we're not doing text, we dont need to bother with the rest */
- if (istext && charsetin && charset && (required & CAMEL_BESTENC_GET_CHARSET) != 0) {
- d(printf("have charset, trying conversion/etc\n"));
-
- /* now that 'bestenc' 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 (charsetin, charset);
- 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 (charenc);
- }
- }
-
- encoding = camel_mime_filter_bestenc_get_best_encoding (bestenc, enctype);
-
- camel_object_unref (filter);
- camel_object_unref (bestenc);
- camel_object_unref (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;
- CamelTransferEncoding encoding;
- CamelDataWrapper *wrapper;
- char *charset;
-
- wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (part));
- if (!wrapper)
- return FALSE;
-
- /* we only care about actual content objects */
- if (!CAMEL_IS_MULTIPART (wrapper) && !CAMEL_IS_MIME_MESSAGE (wrapper)) {
- 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 (camel_content_type_is (((CamelDataWrapper *) part)->mime_type, "text", "*")) {
- char *newct;
-
- /* FIXME: ick, the part content_type interface needs fixing bigtime */
- camel_content_type_set_param (((CamelDataWrapper *) part)->mime_type, "charset",
- charset ? charset : "us-ascii");
- newct = camel_content_type_format (((CamelDataWrapper *) part)->mime_type);
- if (newct) {
- d(printf("Setting content-type to %s\n", newct));
-
- camel_mime_part_set_content_type (part, newct);
- g_free (newct);
- }
- }
- }
-
- g_free (charset);
- }
-
- 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);
-}
-
-
-struct _check_content_id {
- CamelMimePart *part;
- const char *content_id;
-};
-
-static gboolean
-check_content_id (CamelMimeMessage *message, CamelMimePart *part, void *data)
-{
- struct _check_content_id *check = (struct _check_content_id *) data;
- const char *content_id;
- gboolean found;
-
- content_id = camel_mime_part_get_content_id (part);
-
- found = content_id && !strcmp (content_id, check->content_id) ? TRUE : FALSE;
- if (found) {
- check->part = part;
- camel_object_ref (part);
- }
-
- return !found;
-}
-
-CamelMimePart *
-camel_mime_message_get_part_by_content_id (CamelMimeMessage *message, const char *id)
-{
- struct _check_content_id check;
-
- g_return_val_if_fail (CAMEL_IS_MIME_MESSAGE (message), NULL);
-
- if (id == NULL)
- return NULL;
-
- check.content_id = id;
- check.part = NULL;
-
- camel_mime_message_foreach_part (message, check_content_id, &check);
-
- return check.part;
-}
-
-static char *tz_months[] = {
- "Jan", "Feb", "Mar", "Apr", "May", "Jun",
- "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
-};
-
-static char *tz_days[] = {
- "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
-};
-
-char *
-camel_mime_message_build_mbox_from (CamelMimeMessage *message)
-{
- struct _camel_header_raw *header = ((CamelMimePart *)message)->headers;
- GString *out = g_string_new("From ");
- char *ret;
- const char *tmp;
- time_t thetime;
- int offset;
- struct tm tm;
-
- tmp = camel_header_raw_find (&header, "Sender", NULL);
- if (tmp == NULL)
- tmp = camel_header_raw_find (&header, "From", NULL);
- if (tmp != NULL) {
- struct _camel_header_address *addr = camel_header_address_decode (tmp, NULL);
-
- tmp = NULL;
- if (addr) {
- if (addr->type == HEADER_ADDRESS_NAME) {
- g_string_append (out, addr->v.addr);
- tmp = "";
- }
- camel_header_address_unref (addr);
- }
- }
-
- if (tmp == NULL)
- g_string_append (out, "unknown@nodomain.now.au");
-
- /* try use the received header to get the date */
- tmp = camel_header_raw_find (&header, "Received", NULL);
- if (tmp) {
- tmp = strrchr(tmp, ';');
- if (tmp)
- tmp++;
- }
-
- /* if there isn't one, try the Date field */
- if (tmp == NULL)
- tmp = camel_header_raw_find (&header, "Date", NULL);
-
- thetime = camel_header_decode_date (tmp, &offset);
- thetime += ((offset / 100) * (60 * 60)) + (offset % 100) * 60;
- gmtime_r (&thetime, &tm);
- g_string_append_printf (out, " %s %s %2d %02d:%02d:%02d %4d\n",
- tz_days[tm.tm_wday], tz_months[tm.tm_mon],
- tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec,
- tm.tm_year + 1900);
-
- ret = out->str;
- g_string_free (out, FALSE);
-
- return ret;
-}