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author | nobody <nobody@localhost> | 2001-06-23 13:14:10 +0800 |
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committer | nobody <nobody@localhost> | 2001-06-23 13:14:10 +0800 |
commit | 81d2df00993a9e6139ef586eef641790512aab48 (patch) | |
tree | a4eb5e010ba601de261dc3f9da4dd4b86fcc46fe /camel/camel-mime-part-utils.c | |
parent | 72ca61d74b9942040638b628a6f1358e02d23d42 (diff) | |
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This commit was manufactured by cvs2svn to create tag 'GDM_2_2_3'.GDM_2_2_3
svn path=/tags/GDM_2_2_3/; revision=10414
Diffstat (limited to 'camel/camel-mime-part-utils.c')
-rw-r--r-- | camel/camel-mime-part-utils.c | 247 |
1 files changed, 0 insertions, 247 deletions
diff --git a/camel/camel-mime-part-utils.c b/camel/camel-mime-part-utils.c deleted file mode 100644 index ad9c54f663..0000000000 --- a/camel/camel-mime-part-utils.c +++ /dev/null @@ -1,247 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; fill-column: 160 -*- */ -/* camel-mime-part-utils : Utility for mime parsing and so on - * - * Authors: Bertrand Guiheneuf <bertrand@helixcode.com> - * Michael Zucchi <notzed@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 <string.h> -#include "string-utils.h" -#include "camel-mime-part-utils.h" -#include "camel-mime-message.h" -#include "camel-multipart.h" -#include "camel-seekable-substream.h" -#include "camel-stream-filter.h" -#include "camel-stream-mem.h" -#include "camel-mime-filter-basic.h" -#include "camel-mime-filter-charset.h" -#include "camel-mime-filter-crlf.h" - -#define d(x) /*(printf("%s(%d): ", __FILE__, __LINE__),(x))*/ - -/* simple data wrapper */ -static void -simple_data_wrapper_construct_from_parser(CamelDataWrapper *dw, CamelMimeParser *mp) -{ - GByteArray *buffer; - char *buf; - int len; - off_t start = 0, end; - CamelMimeFilter *fdec = NULL, *fcrlf = NULL, *fch = NULL; - struct _header_content_type *ct; - int decid=-1, crlfid=-1, chrid=-1; - CamelStream *source; - CamelSeekableStream *seekable_source = NULL; - char *encoding; - - d(printf("constructing data-wrapper\n")); - - /* Ok, try and be smart. If we're storing a small message (typical) convert it, - and store it in memory as we parse it ... if not, throw away the conversion - and scan till the end ... */ - - /* if we can't seek, dont have a stream/etc, then we must cache it */ - source = camel_mime_parser_stream(mp); - if (source) { - camel_object_ref((CamelObject *)source); - if (CAMEL_IS_SEEKABLE_STREAM (source)) { - seekable_source = CAMEL_SEEKABLE_STREAM (source); - } - } - - /* first, work out conversion, if any, required, we dont care about what we dont know about */ - encoding = header_content_encoding_decode(camel_mime_parser_header(mp, "content-transfer-encoding", NULL)); - if (encoding) { - if (!strcasecmp(encoding, "base64")) { - d(printf("Adding base64 decoder ...\n")); - fdec = (CamelMimeFilter *)camel_mime_filter_basic_new_type(CAMEL_MIME_FILTER_BASIC_BASE64_DEC); - decid = camel_mime_parser_filter_add(mp, fdec); - } else if (!strcasecmp(encoding, "quoted-printable")) { - d(printf("Adding quoted-printable decoder ...\n")); - fdec = (CamelMimeFilter *)camel_mime_filter_basic_new_type(CAMEL_MIME_FILTER_BASIC_QP_DEC); - decid = camel_mime_parser_filter_add(mp, fdec); - } - g_free(encoding); - } - - /* If we're doing text, we also need to do CRLF->LF and may have to convert it to UTF8 as well. */ - ct = camel_mime_parser_content_type(mp); - if (header_content_type_is(ct, "text", "*")) { - const char *charset = header_content_type_param(ct, "charset"); - - if (fdec) { - d(printf("Adding CRLF conversion filter\n")); - fcrlf = (CamelMimeFilter *)camel_mime_filter_crlf_new(CAMEL_MIME_FILTER_CRLF_DECODE, - CAMEL_MIME_FILTER_CRLF_MODE_CRLF_ONLY); - crlfid = camel_mime_parser_filter_add(mp, fcrlf); - } - - if (charset!=NULL - && !(strcasecmp(charset, "us-ascii")==0 - || strcasecmp(charset, "utf-8")==0)) { - d(printf("Adding conversion filter from %s to UTF-8\n", charset)); - fch = (CamelMimeFilter *)camel_mime_filter_charset_new_convert(charset, "UTF-8"); - if (fch) { - chrid = camel_mime_parser_filter_add(mp, (CamelMimeFilter *)fch); - } else { - g_warning("Cannot convert '%s' to 'UTF-8', message display may be corrupt", charset); - } - } - - } - - buffer = g_byte_array_new(); - - if (seekable_source /* !cache */) { - start = camel_mime_parser_tell(mp) + seekable_source->bound_start; - } - while ( camel_mime_parser_step(mp, &buf, &len) != HSCAN_BODY_END ) { - d(printf("appending o/p data: %d: %.*s\n", len, len, buf)); - if (buffer) { - if (buffer->len > 20480 && seekable_source) { - /* is this a 'big' message? Yes? We dont want to convert it all then.*/ - camel_mime_parser_filter_remove(mp, decid); - camel_mime_parser_filter_remove(mp, chrid); - decid = -1; - chrid = -1; - g_byte_array_free(buffer, TRUE); - buffer = NULL; - } else { - g_byte_array_append(buffer, buf, len); - } - } - } - - if (buffer) { - CamelStream *mem; - - d(printf("Small message part, kept in memory!\n")); - - mem = camel_stream_mem_new_with_byte_array(buffer); - camel_data_wrapper_construct_from_stream (dw, mem); - camel_object_unref ((CamelObject *)mem); - } else { - CamelStream *sub; - CamelStreamFilter *filter; - - d(printf("Big message part, left on disk ...\n")); - - end = camel_mime_parser_tell(mp) + seekable_source->bound_start; - sub = camel_seekable_substream_new_with_seekable_stream_and_bounds (seekable_source, start, end); - if (fdec || fch) { - filter = camel_stream_filter_new_with_stream(sub); - if (fdec) { - camel_mime_filter_reset(fdec); - camel_stream_filter_add(filter, fdec); - } - if (fcrlf) { - camel_mime_filter_reset(fcrlf); - camel_stream_filter_add(filter, fcrlf); - } - if (fch) { - camel_mime_filter_reset(fch); - camel_stream_filter_add(filter, fch); - } - camel_data_wrapper_construct_from_stream (dw, (CamelStream *)filter); - camel_object_unref ((CamelObject *)filter); - } else { - camel_data_wrapper_construct_from_stream (dw, sub); - } - camel_object_unref ((CamelObject *)sub); - } - - camel_mime_parser_filter_remove(mp, decid); - camel_mime_parser_filter_remove(mp, crlfid); - camel_mime_parser_filter_remove(mp, chrid); - - if (fdec) - camel_object_unref((CamelObject *)fdec); - if (fcrlf) - camel_object_unref((CamelObject *)fcrlf); - if (fch) - camel_object_unref((CamelObject *)fch); - if (source) - camel_object_unref((CamelObject *)source); - -} - -/* This replaces the data wrapper repository ... and/or could be replaced by it? */ -void -camel_mime_part_construct_content_from_parser(CamelMimePart *dw, CamelMimeParser *mp) -{ - CamelDataWrapper *content = NULL; - char *buf; - int len; - - switch (camel_mime_parser_state(mp)) { - case HSCAN_HEADER: - d(printf("Creating body part\n")); - content = camel_data_wrapper_new(); - simple_data_wrapper_construct_from_parser(content, mp); - break; - case HSCAN_MESSAGE: - d(printf("Creating message part\n")); - content = (CamelDataWrapper *)camel_mime_message_new(); - camel_mime_part_construct_from_parser((CamelMimePart *)content, mp); - break; - case HSCAN_MULTIPART: { - CamelDataWrapper *bodypart; - -#ifndef NO_WARNINGS -#warning This should use a camel-mime-multipart -#endif - d(printf("Creating multi-part\n")); - content = (CamelDataWrapper *)camel_multipart_new(); - - /* FIXME: use the real boundary? */ - camel_multipart_set_boundary((CamelMultipart *)content, NULL); - while (camel_mime_parser_step(mp, &buf, &len) != HSCAN_MULTIPART_END) { - camel_mime_parser_unstep(mp); - bodypart = (CamelDataWrapper *)camel_mime_part_new(); - camel_mime_part_construct_from_parser((CamelMimePart *)bodypart, mp); - camel_multipart_add_part((CamelMultipart *)content, (CamelMimePart *)bodypart); - camel_object_unref ((CamelObject *)bodypart); - } - - /* these are only return valid data in the MULTIPART_END state */ - camel_multipart_set_preface((CamelMultipart *)content, camel_mime_parser_preface(mp)); - camel_multipart_set_postface((CamelMultipart *)content, camel_mime_parser_postface(mp)); - - d(printf("Created multi-part\n")); - break; } - default: - g_warning("Invalid state encountered???: %d", camel_mime_parser_state(mp)); - } - if (content) { -#ifndef NO_WARNINGS -#warning there just has got to be a better way ... to transfer the mime-type to the datawrapper -#endif - /* would you believe you have to set this BEFORE you set the content object??? oh my god !!!! */ - camel_data_wrapper_set_mime_type_field (content, - camel_mime_part_get_content_type ((CamelMimePart *)dw)); - camel_medium_set_content_object((CamelMedium *)dw, content); - camel_object_unref ((CamelObject *)content); - } -} - |