/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* camelMimePart.c : Abstract class for a mime_part */
/*
*
* Author :
* Bertrand Guiheneuf <bertrand@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
*/
#include <config.h>
#include <string.h>
#include "camel-mime-part.h"
#include <stdio.h>
#include "gmime-content-field.h"
#include "string-utils.h"
#include "camel-log.h"
#include "gmime-utils.h"
#include "camel-simple-data-wrapper.h"
#include "hash-table-utils.h"
#include "camel-stream-mem.h"
#include "camel-mime-part-utils.h"
#include "gmime-base64.h"
#include "camel-seekable-substream.h"
#include "camel-stream-b64.h"
typedef enum {
HEADER_UNKNOWN,
HEADER_DESCRIPTION,
HEADER_DISPOSITION,
HEADER_CONTENT_ID,
HEADER_ENCODING,
HEADER_CONTENT_MD5,
HEADER_CONTENT_LANGUAGES,
HEADER_CONTENT_TYPE
} CamelHeaderType;
static GHashTable *header_name_table;
static CamelMediumClass *parent_class=NULL;
/* Returns the class for a CamelMimePart */
#define CMP_CLASS(so) CAMEL_MIME_PART_CLASS (GTK_OBJECT(so)->klass)
#define CDW_CLASS(so) CAMEL_DATA_WRAPPER_CLASS (GTK_OBJECT(so)->klass)
/* from GtkObject */
static void my_finalize (GtkObject *object);
/* from CamelDataWrapper */
static void my_write_to_stream (CamelDataWrapper *data_wrapper,
CamelStream *stream);
static void my_construct_from_stream (CamelDataWrapper *data_wrapper,
CamelStream *stream);
static void my_set_input_stream (CamelDataWrapper *data_wrapper,
CamelStream *stream);
static CamelStream * my_get_output_stream (CamelDataWrapper *data_wrapper);
/* from CamelMedia */
static void my_add_header (CamelMedium *medium,
gchar *header_name,
gchar *header_value);
static void my_set_content_object (CamelMedium *medium,
CamelDataWrapper *content);
static CamelDataWrapper *my_get_content_object (CamelMedium *medium);
/* from CamelMimePart */
static void my_set_description (CamelMimePart *mime_part,
const gchar *description);
static const gchar * my_get_description (CamelMimePart *mime_part);
static void my_set_disposition (CamelMimePart *mime_part,
const gchar *disposition);
static const gchar * my_get_disposition (CamelMimePart *mime_part);
static void my_set_filename (CamelMimePart *mime_part,
gchar *filename);
static const gchar * my_get_filename (CamelMimePart *mime_part);
static void my_set_content_id (CamelMimePart *mime_part,
gchar *content_id);
static const gchar * my_get_content_id (CamelMimePart *mime_part);
static void my_set_content_MD5 (CamelMimePart *mime_part,
gchar *content_MD5);
static const gchar * my_get_content_MD5 (CamelMimePart *mime_part);
static void my_set_encoding (CamelMimePart *mime_part,
CamelMimePartEncodingType encoding);
static CamelMimePartEncodingType my_get_encoding (CamelMimePart *mime_part);
static void my_set_content_languages (CamelMimePart *mime_part,
GList *content_languages);
static const GList * my_get_content_languages (CamelMimePart *mime_part);
static void my_set_header_lines (CamelMimePart *mime_part,
GList *header_lines);
static const GList * my_get_header_lines (CamelMimePart *mime_part);
static void my_set_content_type (CamelMimePart *mime_part,
const gchar *content_type);
static GMimeContentField *my_get_content_type (CamelMimePart *mime_part);
static gboolean my_parse_header_pair (CamelMimePart *mime_part,
gchar *header_name,
gchar *header_value);
/* loads in a hash table the set of header names we */
/* recognize and associate them with a unique enum */
/* identifier (see CamelHeaderType above) */
static void
my_init_header_name_table()
{
header_name_table = g_hash_table_new (g_strcase_hash, g_strcase_equal);
g_hash_table_insert (header_name_table, "Content-Description", (gpointer)HEADER_DESCRIPTION);
g_hash_table_insert (header_name_table, "Content-Disposition", (gpointer)HEADER_DISPOSITION);
g_hash_table_insert (header_name_table, "Content-id", (gpointer)HEADER_CONTENT_ID);
g_hash_table_insert (header_name_table, "Content-Transfer-Encoding", (gpointer)HEADER_ENCODING);
g_hash_table_insert (header_name_table, "Content-MD5", (gpointer)HEADER_CONTENT_MD5);
g_hash_table_insert (header_name_table, "Content-Type", (gpointer)HEADER_CONTENT_TYPE);
}
static void
camel_mime_part_class_init (CamelMimePartClass *camel_mime_part_class)
{
CamelMediumClass *camel_medium_class = CAMEL_MEDIUM_CLASS (camel_mime_part_class);
CamelDataWrapperClass *camel_data_wrapper_class = CAMEL_DATA_WRAPPER_CLASS (camel_mime_part_class);
GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (camel_data_wrapper_class);
parent_class = gtk_type_class (camel_medium_get_type ());
my_init_header_name_table();
/* virtual method definition */
camel_mime_part_class->set_description = my_set_description;
camel_mime_part_class->get_description = my_get_description;
camel_mime_part_class->set_disposition = my_set_disposition;
camel_mime_part_class->get_disposition = my_get_disposition;
camel_mime_part_class->set_filename = my_set_filename;
camel_mime_part_class->get_filename = my_get_filename;
camel_mime_part_class->set_content_id = my_set_content_id;
camel_mime_part_class->get_content_id = my_get_content_id;
camel_mime_part_class->set_content_MD5 = my_set_content_MD5;
camel_mime_part_class->get_content_MD5 = my_get_content_MD5;
camel_mime_part_class->set_encoding = my_set_encoding;
camel_mime_part_class->get_encoding = my_get_encoding;
camel_mime_part_class->set_content_languages = my_set_content_languages;
camel_mime_part_class->get_content_languages = my_get_content_languages;
camel_mime_part_class->set_header_lines = my_set_header_lines;
camel_mime_part_class->get_header_lines = my_get_header_lines;
camel_mime_part_class->set_content_type = my_set_content_type;
camel_mime_part_class->get_content_type = my_get_content_type;
camel_mime_part_class->parse_header_pair = my_parse_header_pair;
/* virtual method overload */
camel_medium_class->add_header = my_add_header;
camel_medium_class->set_content_object = my_set_content_object;
camel_medium_class->get_content_object = my_get_content_object;
camel_data_wrapper_class->write_to_stream = my_write_to_stream;
camel_data_wrapper_class->construct_from_stream = my_construct_from_stream;
camel_data_wrapper_class->set_input_stream = my_set_input_stream;
camel_data_wrapper_class->get_output_stream = my_get_output_stream;
gtk_object_class->finalize = my_finalize;
}
static void
camel_mime_part_init (gpointer object, gpointer klass)
{
CamelMimePart *camel_mime_part = CAMEL_MIME_PART (object);
camel_mime_part->content_type = gmime_content_field_new (NULL, NULL);
camel_mime_part->description = NULL;
camel_mime_part->disposition = NULL;
camel_mime_part->content_id = NULL;
camel_mime_part->content_MD5 = NULL;
camel_mime_part->content_languages = NULL;
camel_mime_part->encoding = CAMEL_MIME_PART_ENCODING_DEFAULT;
camel_mime_part->filename = NULL;
camel_mime_part->header_lines = NULL;
camel_mime_part->temp_message_buffer = NULL;
camel_mime_part->content_input_stream = NULL;
}
GtkType
camel_mime_part_get_type (void)
{
static GtkType camel_mime_part_type = 0;
if (!camel_mime_part_type) {
GtkTypeInfo camel_mime_part_info =
{
"CamelMimePart",
sizeof (CamelMimePart),
sizeof (CamelMimePartClass),
(GtkClassInitFunc) camel_mime_part_class_init,
(GtkObjectInitFunc) camel_mime_part_init,
/* reserved_1 */ NULL,
/* reserved_2 */ NULL,
(GtkClassInitFunc) NULL,
};
camel_mime_part_type = gtk_type_unique (camel_medium_get_type (), &camel_mime_part_info);
}
return camel_mime_part_type;
}
static void
my_finalize (GtkObject *object)
{
CamelMimePart *mime_part = CAMEL_MIME_PART (object);
#warning do something for (mime_part->disposition) which should not be a GMimeContentField
CAMEL_LOG_FULL_DEBUG ("Entering CamelMimePart::finalize\n");
g_free (mime_part->description);
g_free (mime_part->content_id);
g_free (mime_part->content_MD5);
string_list_free (mime_part->content_languages);
g_free (mime_part->filename);
if (mime_part->header_lines) string_list_free (mime_part->header_lines);
if (mime_part->content_type) gmime_content_field_unref (mime_part->content_type);
if (mime_part->temp_message_buffer) g_byte_array_free (mime_part->temp_message_buffer, TRUE);
if (mime_part->content_input_stream) gtk_object_unref (GTK_OBJECT (mime_part->content_input_stream));
GTK_OBJECT_CLASS (parent_class)->finalize (object);
CAMEL_LOG_FULL_DEBUG ("Leaving CamelMimePart::finalize\n");
}
/* **** */
static void
my_add_header (CamelMedium *medium, gchar *header_name, gchar *header_value)
{
CamelMimePart *mime_part = CAMEL_MIME_PART (medium);
/* Try to parse the header pair. If it corresponds to something */
/* known, the job is done in the parsing routine. If not, */
/* we simply add the header in a raw fashion */
if (! CMP_CLASS(mime_part)->parse_header_pair (mime_part, header_name, header_value) )
parent_class->add_header (medium, header_name, header_value);
}
static void
my_set_description (CamelMimePart *mime_part, const gchar *description)
{
g_free (mime_part->description);
mime_part->description = g_strdup (description);
}
void
camel_mime_part_set_description (CamelMimePart *mime_part, const gchar *description)
{
CMP_CLASS(mime_part)->set_description (mime_part, description);
}
/* **** */
static const gchar *
my_get_description (CamelMimePart *mime_part)
{
return mime_part->description;
}
const gchar *
camel_mime_part_get_description (CamelMimePart *mime_part)
{
return CMP_CLASS(mime_part)->get_description (mime_part);
}
/* **** */
static void
my_set_disposition (CamelMimePart *mime_part, const gchar *disposition)
{
#warning Do not use MimeContentfield here !!!
if (mime_part->disposition) {
g_free (mime_part->disposition->type);
g_free (mime_part->disposition);
}
mime_part->disposition = g_new0 (GMimeContentField,1);
mime_part->disposition->type = g_strdup (disposition);
}
void
camel_mime_part_set_disposition (CamelMimePart *mime_part, const gchar *disposition)
{
CMP_CLASS(mime_part)->set_disposition (mime_part, disposition);
}
/* **** */
static const gchar *
my_get_disposition (CamelMimePart *mime_part)
{
if (!mime_part->disposition) return NULL;
return (mime_part->disposition)->type;
}
const gchar *
camel_mime_part_get_disposition (CamelMimePart *mime_part)
{
return CMP_CLASS(mime_part)->get_disposition (mime_part);
}
static void
my_set_filename (CamelMimePart *mime_part, gchar *filename)
{
g_free(mime_part->filename);
mime_part->filename = filename;
}
void
camel_mime_part_set_filename (CamelMimePart *mime_part, gchar *filename)
{
CMP_CLASS(mime_part)->set_filename (mime_part, filename);
}
/* **** */
static const gchar *
my_get_filename (CamelMimePart *mime_part)
{
return mime_part->filename;
}
const gchar *
camel_mime_part_get_filename (CamelMimePart *mime_part)
{
return CMP_CLASS(mime_part)->get_filename (mime_part);
}
/* **** */
/* this routine must not be public */
static void
my_set_content_id (CamelMimePart *mime_part, gchar *content_id)
{
g_free(mime_part->content_id);
mime_part->content_id = g_strdup(content_id);
}
static const gchar *
my_get_content_id (CamelMimePart *mime_part)
{
return mime_part->content_id;
}
/* **** */
const gchar *
camel_mime_part_get_content_id (CamelMimePart *mime_part)
{
return CMP_CLASS(mime_part)->get_content_id (mime_part);
}
/* this routine must not be public */
static void
my_set_content_MD5 (CamelMimePart *mime_part, gchar *content_MD5)
{
g_free(mime_part->content_MD5);
mime_part->content_MD5 = content_MD5;
}
/* **** */
static const gchar *
my_get_content_MD5 (CamelMimePart *mime_part)
{
return mime_part->content_MD5;
}
const gchar *
camel_mime_part_get_content_MD5 (CamelMimePart *mime_part)
{
return CMP_CLASS(mime_part)->get_content_MD5 (mime_part);
}
/* **** */
static void
my_set_encoding (CamelMimePart *mime_part, CamelMimePartEncodingType encoding)
{
mime_part->encoding = encoding;
}
void
camel_mime_part_set_encoding (CamelMimePart *mime_part,
CamelMimePartEncodingType encoding)
{
CMP_CLASS(mime_part)->set_encoding (mime_part, encoding);
}
/* **** */
static CamelMimePartEncodingType
my_get_encoding (CamelMimePart *mime_part)
{
return mime_part->encoding;
}
const CamelMimePartEncodingType
camel_mime_part_get_encoding (CamelMimePart *mime_part)
{
return CMP_CLASS(mime_part)->get_encoding (mime_part);
}
/* **** */
static void
my_set_content_languages (CamelMimePart *mime_part, GList *content_languages)
{
if (mime_part->content_languages) string_list_free (mime_part->content_languages);
mime_part->content_languages = content_languages;
}
void
camel_mime_part_set_content_languages (CamelMimePart *mime_part, GList *content_languages)
{
CMP_CLASS(mime_part)->set_content_languages (mime_part, content_languages);
}
/* **** */
static const GList *
my_get_content_languages (CamelMimePart *mime_part)
{
return mime_part->content_languages;
}
const GList *
camel_mime_part_get_content_languages (CamelMimePart *mime_part)
{
return CMP_CLASS(mime_part)->get_content_languages (mime_part);
}
/* **** */
static void
my_set_header_lines (CamelMimePart *mime_part, GList *header_lines)
{
if (mime_part->header_lines) string_list_free (mime_part->header_lines);
mime_part->header_lines = header_lines;
}
void
camel_mime_part_set_header_lines (CamelMimePart *mime_part, GList *header_lines)
{
CMP_CLASS(mime_part)->set_header_lines (mime_part, header_lines);
}
/* **** */
static const GList *
my_get_header_lines (CamelMimePart *mime_part)
{
return mime_part->header_lines;
}
const GList *
camel_mime_part_get_header_lines (CamelMimePart *mime_part)
{
return CMP_CLASS(mime_part)->get_header_lines (mime_part);
}
/* **** */
static void
my_set_content_type (CamelMimePart *mime_part, const gchar *content_type)
{
g_assert (content_type);
gmime_content_field_construct_from_string (mime_part->content_type, content_type);
}
void
camel_mime_part_set_content_type (CamelMimePart *mime_part, gchar *content_type)
{
CMP_CLASS(mime_part)->set_content_type (mime_part, content_type);
}
/* **** */
static GMimeContentField *
my_get_content_type (CamelMimePart *mime_part)
{
return mime_part->content_type;
}
GMimeContentField *
camel_mime_part_get_content_type (CamelMimePart *mime_part)
{
return CMP_CLASS(mime_part)->get_content_type (mime_part);
}
/*********/
static void
my_set_content_object (CamelMedium *medium, CamelDataWrapper *content)
{
CamelMimePart *mime_part = CAMEL_MIME_PART (medium);
GMimeContentField *object_content_field;
parent_class->set_content_object (medium, content);
object_content_field = camel_data_wrapper_get_mime_type_field (content);
if (mime_part->content_type && (mime_part->content_type != object_content_field))
gmime_content_field_unref (mime_part->content_type);
mime_part->content_type = object_content_field;
gmime_content_field_ref (object_content_field);
CAMEL_LOG_FULL_DEBUG ("Leaving CamelMimePart::set_content_object\n");
}
static CamelDataWrapper *
my_get_content_object (CamelMedium *medium)
{
CamelMimePart *mime_part = CAMEL_MIME_PART (medium);
CamelStream *stream;
CamelStream *decoded_stream;
CAMEL_LOG_FULL_DEBUG ("CamelMimePart::get_content_object entering\n");
if (!medium->content ) {
stream = mime_part->content_input_stream;
decoded_stream = stream;
switch (mime_part->encoding) {
case CAMEL_MIME_PART_ENCODING_DEFAULT:
case CAMEL_MIME_PART_ENCODING_7BIT:
case CAMEL_MIME_PART_ENCODING_8BIT:
case CAMEL_MIME_PART_ENCODING_QUOTEDPRINTABLE:
break;
case CAMEL_MIME_PART_ENCODING_BASE64:
decoded_stream = camel_stream_b64_new_with_input_stream (stream);
camel_stream_b64_set_mode (CAMEL_STREAM_B64 (decoded_stream),
CAMEL_STREAM_B64_DECODER);
break;
}
camel_mime_part_construct_content_from_stream (mime_part, decoded_stream);
} else {
CAMEL_LOG_FULL_DEBUG ("CamelMimePart::get_content_object part has a pointer "
"to a content object\n");
}
CAMEL_LOG_FULL_DEBUG ("CamelMimePart::get_content_object leaving\n");
return parent_class->get_content_object (medium);
}
/* **** */
/**********************************************************************/
#ifdef WHPT
#warning : WHPT is already defined !!!!!!
#endif
#define WHPT gmime_write_header_pair_to_stream
static void
my_write_content_to_stream (CamelMimePart *mime_part, CamelStream *stream)
{
CamelMedium *medium;
CamelStream *wrapper_stream;
CamelStreamB64 *stream_b64;
CamelDataWrapper *content;
CAMEL_LOG_FULL_DEBUG ( "Entering CamelMimePart::_write_content_to_stream\n");
CAMEL_LOG_FULL_DEBUG ( "CamelMimePart::_write_content_to_stream, content=%p\n", content);
g_assert (mime_part);
medium = CAMEL_MEDIUM (mime_part);
content = medium->content;
if (!content) {
content = camel_medium_get_content_object (mime_part);
}
if (!content) {
return;
}
switch (mime_part->encoding) {
case CAMEL_MIME_PART_ENCODING_DEFAULT:
case CAMEL_MIME_PART_ENCODING_7BIT:
case CAMEL_MIME_PART_ENCODING_8BIT:
camel_data_wrapper_write_to_stream (content, stream);
break;
case CAMEL_MIME_PART_ENCODING_BASE64:
/* encode the data wrapper output stream in base 64 ... */
wrapper_stream = camel_data_wrapper_get_output_stream (content);
camel_stream_reset (wrapper_stream);
stream_b64 = CAMEL_STREAM_B64 (camel_stream_b64_new_with_input_stream (wrapper_stream));
camel_stream_b64_set_mode (stream_b64, CAMEL_STREAM_B64_ENCODER);
/* ... and write it to the output stream in a blocking way */
camel_stream_b64_write_to_stream (stream_b64, stream);
/* now free the intermediate b64 stream */
gtk_object_unref (GTK_OBJECT (stream_b64));
break;
default:
camel_data_wrapper_write_to_stream (content, stream);
g_warning ("Encoding type `%s' not supported.",
camel_mime_part_encoding_to_string
(mime_part->encoding));
}
CAMEL_LOG_FULL_DEBUG ( "Leaving CamelMimePart::_write_content_to_stream\n");
}
static void
my_write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream)
{
CamelMimePart *mp = CAMEL_MIME_PART (data_wrapper);
CamelMedium *medium = CAMEL_MEDIUM (data_wrapper);
CAMEL_LOG_FULL_DEBUG ( "Entering CamelMimePart::write_to_stream\n");
CAMEL_LOG_FULL_DEBUG ( "CamelMimePart::write_to_stream writing content-disposition\n");
gmime_content_field_write_to_stream(mp->disposition, stream);
CAMEL_LOG_FULL_DEBUG ( "CamelMimePart::write_to_stream writing content-transfer-encoding\n");
WHPT (stream, "Content-Transfer-Encoding",
camel_mime_part_encoding_to_string (mp->encoding));
CAMEL_LOG_FULL_DEBUG ( "CamelMimePart::write_to_stream writing content-description\n");
WHPT (stream, "Content-Description", mp->description);
CAMEL_LOG_FULL_DEBUG ( "CamelMimePart::write_to_stream writing content-MD5\n");
WHPT (stream, "Content-MD5", mp->content_MD5);
CAMEL_LOG_FULL_DEBUG ( "CamelMimePart::write_to_stream writing content-id\n");
WHPT (stream, "Content-id", mp->content_id);
CAMEL_LOG_FULL_DEBUG ( "CamelMimePart::write_to_stream writing content-languages\n");
gmime_write_header_with_glist_to_stream (stream, "Content-Language", mp->content_languages,", ");
CAMEL_LOG_FULL_DEBUG ( "CamelMimePart::write_to_stream writing other headers\n");
gmime_write_header_table_to_stream (stream, medium->headers);
CAMEL_LOG_FULL_DEBUG ( "CamelMimePart::write_to_stream writing content-type\n");
gmime_content_field_write_to_stream (mp->content_type, stream);
camel_stream_write_string(stream,"\n");
my_write_content_to_stream (mp, stream);
}
/*******************************/
/* mime part parsing */
static gboolean
my_parse_header_pair (CamelMimePart *mime_part, gchar *header_name, gchar *header_value)
{
CamelHeaderType header_type;
gboolean header_handled = FALSE;
header_type = (CamelHeaderType) g_hash_table_lookup (header_name_table, header_name);
switch (header_type) {
case HEADER_DESCRIPTION:
CAMEL_LOG_FULL_DEBUG (
"CamelMimePart::parse_header_pair found HEADER_DESCRIPTION: %s\n",
header_value );
camel_mime_part_set_description (mime_part, header_value);
header_handled = TRUE;
break;
case HEADER_DISPOSITION:
CAMEL_LOG_FULL_DEBUG (
"CamelMimePart::parse_header_pair found HEADER_DISPOSITION: %s\n",
header_value);
camel_mime_part_set_disposition (mime_part, header_value);
header_handled = TRUE;
break;
case HEADER_CONTENT_ID:
CAMEL_LOG_FULL_DEBUG (
"CamelMimePart::parse_header_pair found HEADER_CONTENT_ID: %s\n",
header_value);
CMP_CLASS(mime_part)->set_content_id (mime_part, header_value);
header_handled = TRUE;
break;
case HEADER_ENCODING:
CAMEL_LOG_FULL_DEBUG (
"CamelMimePart::parse_header_pair found HEADER_ENCODING: %s\n",
header_value);
camel_mime_part_set_encoding
(mime_part,
camel_mime_part_encoding_from_string (header_value));
header_handled = TRUE;
break;
case HEADER_CONTENT_MD5:
CAMEL_LOG_FULL_DEBUG (
"CamelMimePart::parse_header_pair found HEADER_CONTENT_MD5: %s\n",
header_value );
CMP_CLASS(mime_part)->set_content_MD5 (mime_part, header_value);
header_handled = TRUE;
break;
case HEADER_CONTENT_TYPE:
CAMEL_LOG_FULL_DEBUG (
"CamelMimePart::parse_header_pair found HEADER_CONTENT_TYPE: %s\n",
header_value );
gmime_content_field_construct_from_string (mime_part->content_type, header_value);
header_handled = TRUE;
break;
}
if (header_handled) {
return TRUE;
} else return FALSE;
}
static void
my_construct_from_stream (CamelDataWrapper *data_wrapper, CamelStream *stream)
{
CamelMimePart *mime_part = CAMEL_MIME_PART (data_wrapper);
CAMEL_LOG_FULL_DEBUG ("CamelMimePart::construct_from_stream entering\n");
camel_mime_part_construct_headers_from_stream (mime_part, stream);
camel_mime_part_store_stream_in_buffer (mime_part, stream);
CAMEL_LOG_FULL_DEBUG ("CamelMimePart::construct_from_stream leaving\n");
}
static void
my_set_input_stream (CamelDataWrapper *data_wrapper, CamelStream *stream)
{
CamelMimePart *mime_part = CAMEL_MIME_PART (data_wrapper);
CamelSeekableStream *seekable_stream;
guint32 content_stream_inf_bound;
CAMEL_LOG_FULL_DEBUG ("CamelMimePart::set_input_stream entering\n");
g_assert (CAMEL_IS_SEEKABLE_STREAM (stream));
seekable_stream = CAMEL_SEEKABLE_STREAM (stream);
/* call parent class implementation */
CAMEL_DATA_WRAPPER_CLASS (parent_class)->set_input_stream (data_wrapper, stream);
camel_mime_part_construct_headers_from_stream (mime_part, stream);
/* set the input stream for the content object */
content_stream_inf_bound = camel_seekable_stream_get_current_position (seekable_stream);
printf ("Current position = %d\n", content_stream_inf_bound);
if (mime_part->content_input_stream)
gtk_object_unref (mime_part->content_input_stream);
mime_part->content_input_stream = camel_seekable_substream_new_with_seekable_stream_and_bounds (seekable_stream,
content_stream_inf_bound,
-1);
CAMEL_LOG_FULL_DEBUG ("CamelMimePart::set_input_stream leaving\n");
}
static CamelStream *
my_get_output_stream (CamelDataWrapper *data_wrapper)
{
CamelMimePart *mime_part = CAMEL_MIME_PART (data_wrapper);
CamelStream *input_stream;
CamelStream *output_stream;
/* ** FIXME : bogus bogus bogus - test test test */
return NULL;
/*
* For the moment, we do not use this routine on
* mime parts. Maybe later.
*/
CAMEL_LOG_FULL_DEBUG ("CamelMimePart::get_output_stream leaving\n");
input_stream = camel_data_wrapper_get_input_stream (data_wrapper);
if (input_stream == NULL)
return NULL;
switch (mime_part->encoding) {
case CAMEL_MIME_PART_ENCODING_DEFAULT:
case CAMEL_MIME_PART_ENCODING_7BIT:
case CAMEL_MIME_PART_ENCODING_8BIT:
return input_stream;
case CAMEL_MIME_PART_ENCODING_BASE64:
output_stream = camel_stream_b64_new_with_input_stream (input_stream);
camel_stream_b64_set_mode (CAMEL_STREAM_B64 (output_stream),
CAMEL_STREAM_B64_ENCODER);
return output_stream;
case CAMEL_MIME_PART_ENCODING_QUOTEDPRINTABLE:
return input_stream;
}
CAMEL_LOG_FULL_DEBUG ("CamelMimePart::get_output_stream leaving\n");
return NULL;
}
const gchar *
camel_mime_part_encoding_to_string (CamelMimePartEncodingType encoding)
{
switch (encoding) {
case CAMEL_MIME_PART_ENCODING_DEFAULT:
case CAMEL_MIME_PART_ENCODING_7BIT:
return "7bit";
case CAMEL_MIME_PART_ENCODING_8BIT:
return "8bit";
case CAMEL_MIME_PART_ENCODING_BASE64:
return "base64";
case CAMEL_MIME_PART_ENCODING_QUOTEDPRINTABLE:
return "quoted-printable";
}
return "";
}
/* FIXME I am not sure this is the correct way to do this. */
CamelMimePartEncodingType
camel_mime_part_encoding_from_string (const gchar *string)
{
if (strcmp (string, "7bit") == 0)
return CAMEL_MIME_PART_ENCODING_7BIT;
else if (strcmp (string, "8bit") == 0)
return CAMEL_MIME_PART_ENCODING_8BIT;
else if (strcmp (string, "base64") == 0)
return CAMEL_MIME_PART_ENCODING_BASE64;
else if (strcmp (string, "quoted-printable") == 0)
return CAMEL_MIME_PART_ENCODING_QUOTEDPRINTABLE;
else
/* FIXME? Spit a warning? */
return CAMEL_MIME_PART_ENCODING_DEFAULT;
}
/******************************/
/** Misc utility functions **/
/**
* camel_mime_part_set_text: set the content to be some text
* @camel_mime_part: Mime part
* @text: the text
*
* Utility function used to set the content of a mime part object to
* be a text string. When @text is NULL, this routine can be used as
* a way to remove old text content.
*
**/
void
camel_mime_part_set_text (CamelMimePart *camel_mime_part, const gchar *text)
{
CamelSimpleDataWrapper *simple_data_wrapper;
CamelMedium *medium = CAMEL_MEDIUM (camel_mime_part);
CAMEL_LOG_FULL_DEBUG ("CamelMimePart:: Entering set_text\n");
CAMEL_LOG_TRACE ("CamelMimePart::set_text, setting text as a mime part content\n");
if (medium->content) {
CAMEL_LOG_FULL_DEBUG ("CamelMimePart::set_text unreferencing old content object\n");
gtk_object_unref (GTK_OBJECT (medium->content));
}
if (text) {
simple_data_wrapper = camel_simple_data_wrapper_new ();
CAMEL_LOG_FULL_DEBUG ("CamelMimePart::set_text calling CamelSimpleDataWrapper:set_text with %d chars\n", strlen (text));
camel_data_wrapper_set_mime_type (CAMEL_DATA_WRAPPER (simple_data_wrapper), "text/plain");
camel_simple_data_wrapper_set_text ( simple_data_wrapper, text);
camel_medium_set_content_object ( CAMEL_MEDIUM (camel_mime_part), CAMEL_DATA_WRAPPER (simple_data_wrapper));
gtk_object_unref (GTK_OBJECT (simple_data_wrapper));
} else medium->content = NULL;
CAMEL_LOG_FULL_DEBUG ("CamelMimePart:: Leaving camel_mime_part_set_text\n");
}
