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Diffstat (limited to 'camel/camel-multipart.c')
| -rw-r--r-- | camel/camel-multipart.c | 574 |
1 files changed, 0 insertions, 574 deletions
diff --git a/camel/camel-multipart.c b/camel/camel-multipart.c deleted file mode 100644 index c44eaacb09..0000000000 --- a/camel/camel-multipart.c +++ /dev/null @@ -1,574 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* camel-multipart.c : Abstract class for a multipart */ - - -/* - * - * Author : - * Bertrand Guiheneuf <bertrand@helixcode.com> - * - * Copyright 1999, 2000 HelixCode (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 "camel-log.h" -#include "gmime-content-field.h" -#include "gmime-utils.h" -#include "camel-stream-mem.h" -#include "camel-seekable-substream.h" -#include "camel-mime-body-part.h" -#include "camel-multipart.h" - - -static void _add_part (CamelMultipart *multipart, - CamelMimeBodyPart *part); -static void _add_part_at (CamelMultipart *multipart, - CamelMimeBodyPart *part, - guint index); -static void _remove_part (CamelMultipart *multipart, - CamelMimeBodyPart *part); -static CamelMimeBodyPart * _remove_part_at (CamelMultipart *multipart, - guint index); -static CamelMimeBodyPart * _get_part (CamelMultipart *multipart, - guint index); -static guint _get_number (CamelMultipart *multipart); -static void _set_parent (CamelMultipart *multipart, - CamelMimePart *parent); -static CamelMimePart * _get_parent (CamelMultipart *multipart); -static void _set_boundary (CamelMultipart *multipart, - gchar *boundary); -static const gchar * _get_boundary (CamelMultipart *multipart); -static void _write_to_stream (CamelDataWrapper *data_wrapper, - CamelStream *stream); -static void _set_input_stream (CamelDataWrapper *data_wrapper, - CamelStream *stream); - -static void _finalize (GtkObject *object); - -static CamelDataWrapperClass *parent_class=NULL; - - - -/* Returns the class for a CamelMultipart */ -#define CMP_CLASS(so) CAMEL_MULTIPART_CLASS (GTK_OBJECT(so)->klass) - -/* Returns the class for a CamelDataWrapper */ -#define CDW_CLASS(so) CAMEL_DATA_WRAPPER_CLASS (GTK_OBJECT(so)->klass) - - -static void -camel_multipart_class_init (CamelMultipartClass *camel_multipart_class) -{ - CamelDataWrapperClass *camel_data_wrapper_class = CAMEL_DATA_WRAPPER_CLASS (camel_multipart_class); - GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (camel_multipart_class); - - parent_class = gtk_type_class (camel_data_wrapper_get_type ()); - - /* virtual method definition */ - camel_multipart_class->add_part = _add_part; - camel_multipart_class->add_part_at = _add_part_at; - camel_multipart_class->remove_part = _remove_part; - camel_multipart_class->remove_part_at = _remove_part_at; - camel_multipart_class->get_part = _get_part; - camel_multipart_class->get_number = _get_number; - camel_multipart_class->set_parent = _set_parent; - camel_multipart_class->get_parent = _get_parent; - camel_multipart_class->set_boundary = _set_boundary; - camel_multipart_class->get_boundary = _get_boundary; - - /* virtual method overload */ - camel_data_wrapper_class->write_to_stream = _write_to_stream; - camel_data_wrapper_class->set_input_stream = _set_input_stream; - - gtk_object_class->finalize = _finalize; -} - -static void -camel_multipart_init (gpointer object, gpointer klass) -{ - CamelMultipart *multipart = CAMEL_MULTIPART (object); - camel_data_wrapper_set_mime_type ( CAMEL_DATA_WRAPPER (multipart), "multipart"); - camel_multipart_set_boundary (multipart, "__camel_boundary__"); - multipart->preface = NULL; - multipart->postface = NULL; - -} - - - - -GtkType -camel_multipart_get_type (void) -{ - static GtkType camel_multipart_type = 0; - - if (!camel_multipart_type) { - GtkTypeInfo camel_multipart_info = - { - "CamelMultipart", - sizeof (CamelMultipart), - sizeof (CamelMultipartClass), - (GtkClassInitFunc) camel_multipart_class_init, - (GtkObjectInitFunc) camel_multipart_init, - /* reserved_1 */ NULL, - /* reserved_2 */ NULL, - (GtkClassInitFunc) NULL, - }; - - camel_multipart_type = gtk_type_unique (camel_data_wrapper_get_type (), &camel_multipart_info); - } - - return camel_multipart_type; -} - -static void -_unref_part (gpointer data, gpointer user_data) -{ - GtkObject *body_part = GTK_OBJECT (data); - - gtk_object_unref (body_part); -} - -static void -_finalize (GtkObject *object) -{ - CamelMultipart *multipart = CAMEL_MULTIPART (object); - - CAMEL_LOG_FULL_DEBUG ("Entering CamelMultipart::finalize\n"); - - if (multipart->parent) gtk_object_unref (GTK_OBJECT (multipart->parent)); - - g_list_foreach (multipart->parts, _unref_part, NULL); - - if (multipart->boundary) g_free (multipart->boundary); - if (multipart->preface) g_free (multipart->preface); - if (multipart->postface) g_free (multipart->postface); - - GTK_OBJECT_CLASS (parent_class)->finalize (object); - CAMEL_LOG_FULL_DEBUG ("Leaving CamelMultipart::finalize\n"); -} - - - -CamelMultipart * -camel_multipart_new (void) -{ - CamelMultipart *multipart; - CAMEL_LOG_FULL_DEBUG ("CamelMultipart:: Entering new()\n"); - - multipart = (CamelMultipart *)gtk_type_new (CAMEL_MULTIPART_TYPE); - multipart->preface = NULL; - multipart->postface = NULL; - - - CAMEL_LOG_FULL_DEBUG ("CamelMultipart:: Leaving new()\n"); - return multipart; -} - - -static void -_add_part (CamelMultipart *multipart, CamelMimeBodyPart *part) -{ - multipart->parts = g_list_append (multipart->parts, part); - if (part) gtk_object_ref (GTK_OBJECT (part)); -} - -void -camel_multipart_add_part (CamelMultipart *multipart, CamelMimeBodyPart *part) -{ - CMP_CLASS (multipart)->add_part (multipart, part); -} - - -static void -_add_part_at (CamelMultipart *multipart, CamelMimeBodyPart *part, guint index) -{ - multipart->parts = g_list_insert (multipart->parts, part, index); - if (part) gtk_object_ref (GTK_OBJECT (part)); -} - -void -camel_multipart_add_part_at (CamelMultipart *multipart, CamelMimeBodyPart *part, guint index) -{ - CMP_CLASS (multipart)->add_part_at (multipart, part, index); -} - -static void -_remove_part (CamelMultipart *multipart, CamelMimeBodyPart *part) -{ - if (!multipart->parts) { - CAMEL_LOG_FULL_DEBUG ("CamelMultipart::remove_part part list id void\n"); - return; - } - multipart->parts = g_list_remove (multipart->parts, part); - if (part) gtk_object_unref (GTK_OBJECT (part)); -} - -void -camel_multipart_remove_part (CamelMultipart *multipart, CamelMimeBodyPart *part) -{ - CMP_CLASS (multipart)->remove_part (multipart, part); -} - - -static CamelMimeBodyPart * -_remove_part_at (CamelMultipart *multipart, guint index) -{ - GList *parts_list; - GList *part_to_remove; - CamelMimeBodyPart *removed_body_part; - - CAMEL_LOG_FULL_DEBUG ("CamelMultipart:: Entering remove_part_at\n"); - CAMEL_LOG_TRACE ("CamelMultipart::remove_part_at : Removing part number %d\n", index); - - if (!(multipart->parts)) { - CAMEL_LOG_FULL_DEBUG ("CamelMultipart::remove_part_at part list is void \n"); - return NULL; - } - - parts_list = multipart->parts; - part_to_remove = g_list_nth (parts_list, index); - if (!part_to_remove) { - CAMEL_LOG_WARNING ("CamelMultipart::remove_part_at : part to remove is NULL\n"); - CAMEL_LOG_FULL_DEBUG ("CamelMultipart::remove_part_at : index = %d, number of parts=%d\n", - index, g_list_length (parts_list)); - return NULL; - } - removed_body_part = CAMEL_MIME_BODY_PART (part_to_remove->data); - - multipart->parts = g_list_remove_link (parts_list, part_to_remove); - if (part_to_remove->data) gtk_object_unref (GTK_OBJECT (part_to_remove->data)); - g_list_free_1 (part_to_remove); - - CAMEL_LOG_FULL_DEBUG ("CamelMultipart:: Leaving remove_part_at\n"); - return removed_body_part; - -} - -CamelMimeBodyPart * -camel_multipart_remove_part_at (CamelMultipart *multipart, guint index) -{ - return CMP_CLASS (multipart)->remove_part_at (multipart, index); -} - - -static CamelMimeBodyPart * -_get_part (CamelMultipart *multipart, guint index) -{ - GList *part; - if (!(multipart->parts)) { - CAMEL_LOG_FULL_DEBUG ("CamelMultipart::get_part part list is void \n"); - return NULL; - } - - part = g_list_nth (multipart->parts, index); - if (part) return CAMEL_MIME_BODY_PART (part->data); - else { - CAMEL_LOG_FULL_DEBUG ("CamelMultipart::get_part part number %d not found\n", index); - return NULL; - } -} - -CamelMimeBodyPart * -camel_multipart_get_part (CamelMultipart *multipart, guint index) -{ - return CMP_CLASS (multipart)->get_part (multipart, index); -} - - -static guint -_get_number (CamelMultipart *multipart) -{ - return g_list_length (multipart->parts); -} - -guint -camel_multipart_get_number (CamelMultipart *multipart) -{ - return CMP_CLASS (multipart)->get_number (multipart); -} - - -static void -_set_parent (CamelMultipart *multipart, CamelMimePart *parent) -{ - multipart->parent = parent; - if (parent) gtk_object_ref (GTK_OBJECT (parent)); -} - -void -camel_multipart_set_parent (CamelMultipart *multipart, CamelMimePart *parent) -{ - CMP_CLASS (multipart)->set_parent (multipart, parent); -} - - -static CamelMimePart * -_get_parent (CamelMultipart *multipart) -{ - return multipart->parent; -} - - -CamelMimePart * -camel_multipart_get_parent (CamelMultipart *multipart) -{ - return CMP_CLASS (multipart)->get_parent (multipart); -} - - - - - -static void -_set_boundary (CamelMultipart *multipart, gchar *boundary) -{ - gmime_content_field_set_parameter (CAMEL_DATA_WRAPPER (multipart)->mime_type, "boundary", boundary); -} - -void -camel_multipart_set_boundary (CamelMultipart *multipart, gchar *boundary) -{ - CMP_CLASS (multipart)->set_boundary (multipart, boundary); -} - - -static const gchar * -_get_boundary (CamelMultipart *multipart) -{ - const gchar *boundary; - CAMEL_LOG_FULL_DEBUG ("Entering CamelMultipart::_get_boundary\n"); - if (!CAMEL_DATA_WRAPPER (multipart)->mime_type) { - CAMEL_LOG_WARNING ("CamelMultipart::_get_boundary CAMEL_DATA_WRAPPER (multipart)->mime_type is NULL\n"); - return NULL; - } - boundary = gmime_content_field_get_parameter (CAMEL_DATA_WRAPPER (multipart)->mime_type, "boundary"); - CAMEL_LOG_FULL_DEBUG ("Leaving CamelMultipart::boundary found : \"%s\"\n", boundary); - CAMEL_LOG_FULL_DEBUG ("Leaving CamelMultipart::_get_boundary\n"); - return boundary; -} - - -const gchar * -camel_multipart_get_boundary (CamelMultipart *multipart) -{ - return CMP_CLASS (multipart)->get_boundary (multipart); -} - - -struct _print_part_user_data { - CamelStream *stream; - const gchar *boundary; -}; - - - -static void -_print_part (gpointer data, gpointer user_data) -{ - CamelMimeBodyPart *body_part = CAMEL_MIME_BODY_PART (data); - struct _print_part_user_data *ud = (struct _print_part_user_data *)user_data; - - if (ud->boundary) camel_stream_write_strings (ud->stream, "\n--", ud->boundary, "\n", NULL); - else camel_stream_write_strings (ud->stream, "\n--\n", NULL); - camel_data_wrapper_write_to_stream (CAMEL_DATA_WRAPPER (body_part), ud->stream); - - -} - - - -static void -_write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - CamelMultipart *multipart = CAMEL_MULTIPART (data_wrapper); - struct _print_part_user_data ud; - const gchar *boundary; - - CAMEL_LOG_FULL_DEBUG ("Entering CamelMultipart::_write_to_stream entering\n"); - boundary = camel_multipart_get_boundary (multipart); - CAMEL_LOG_FULL_DEBUG ("Entering CamelMultipart::_write_to_stream, boundary = %s\n", boundary); - g_return_if_fail (boundary); - ud.boundary = boundary; - ud.stream = stream; - if (multipart->preface) camel_stream_write_strings (stream, multipart->preface, NULL); - g_list_foreach (multipart->parts, _print_part, (gpointer)&ud); - camel_stream_write_strings (stream, "\n--", boundary, "--\n", NULL); - if (multipart->postface) camel_stream_write_strings (stream, multipart->postface, NULL); - CAMEL_LOG_FULL_DEBUG ("Leaving CamelMultipart::_write_to_stream leaving \n"); -} - - - - - - - -/**********************/ -/* new implementation */ - - -/** - * _localize_part: localize one part in a multipart environement. - * @stream: the stream to read the lines from. - * @normal_boundary: end of part bundary. - * @end_boundary: end of multipart boundary. - * @end_position : end position of the mime part - * - * This routine is a bit special: RFC 2046 says that, in a multipart - * environment, the last crlf before a boundary belongs to the boundary. - * Thus, if there is no blank line before the boundary, the last crlf - * of the last line of the part is removed. - * - * Return value: true if the last boundary element has been found or if no more data was available from the stream, flase otherwise - **/ - -static gboolean -_localize_part (CamelStream *stream, - gchar *normal_boundary, - gchar *end_boundary, - guint32 *end_position) -{ - gchar *new_line = NULL; - gboolean end_of_part = FALSE; - gboolean last_part = FALSE; - guint32 last_position; - - /* Note for future enhancements */ - /* RFC 2046 precises that when parsing the content of a multipart - * element, the program should not think it will find the last boundary, - * and in particular, the message could have been damaged during - * transport, the parsing should still be OK */ - CAMEL_LOG_FULL_DEBUG ("CamelMultipart:: Entering _localize_part\n"); - - g_assert (CAMEL_IS_SEEKABLE_STREAM (stream)); - - last_position = camel_seekable_stream_get_current_position (CAMEL_SEEKABLE_STREAM (stream)); - new_line = gmime_read_line_from_stream (stream); - - while (new_line && !end_of_part && !last_part) { - end_of_part = (strcmp (new_line, normal_boundary) == 0); - last_part = (strcmp (new_line, end_boundary) == 0); - if (!end_of_part && !last_part) { - - g_free (new_line); - - last_position = - camel_seekable_stream_get_current_position (CAMEL_SEEKABLE_STREAM (stream)); - - new_line = gmime_read_line_from_stream (stream); - } - } - - if (new_line) g_free (new_line); - else last_part = TRUE; - - *end_position = last_position; - - CAMEL_LOG_FULL_DEBUG ("CamelMultipart:: Leaving _localize_part\n"); - return (last_part); -} - - - - -static void -_set_input_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - CamelMultipart *multipart = CAMEL_MULTIPART (data_wrapper); - CamelSeekableStream *seekable_stream = CAMEL_SEEKABLE_STREAM (stream); - const gchar *boundary; - gchar *real_boundary_line; - gchar *end_boundary_line; - gboolean end_of_multipart; - CamelMimeBodyPart *body_part; - guint32 part_begining, part_end; - CamelSeekableSubstream *body_part_input_stream; - guint32 saved_stream_pos; - - - CAMEL_LOG_FULL_DEBUG ("Entering CamelMultipart::_set_input_stream\n"); - - /* call parent class implementation */ - parent_class->set_input_stream (data_wrapper, stream); - - boundary = camel_multipart_get_boundary (multipart); - g_return_if_fail (boundary); - - real_boundary_line = g_strdup_printf ("--%s", boundary); - end_boundary_line = g_strdup_printf ("--%s--", boundary); - - - /* read the prefix if any */ - end_of_multipart = _localize_part (stream, - real_boundary_line, - end_boundary_line, - &part_end); - if (multipart->preface) g_free (multipart->preface); - - /* if ( (new_part->str)[0] != '\0') multipart->preface = g_strdup (new_part->str); */ - - /* read all the real parts */ - while (!end_of_multipart) { - /* determine the position of the begining of the part */ - part_begining = camel_seekable_stream_get_current_position (seekable_stream); - - CAMEL_LOG_FULL_DEBUG ("CamelMultipart::set_input_stream, detected a new part\n"); - body_part = camel_mime_body_part_new (); - - end_of_multipart = _localize_part (stream, - real_boundary_line, - end_boundary_line, - &part_end); - body_part_input_stream = - camel_seekable_substream_new_with_seekable_stream_and_bounds (seekable_stream, - part_begining, - part_end); - CAMEL_LOG_FULL_DEBUG ("CamelMultipart::set_input_stream, use a substream,\n" - "\tbegining = %d\n" - "\tend = %d\n",part_begining, part_end); - - /* the seekable substream may change the position of the stream - so we must save it before calling set_input_stream */ - saved_stream_pos = camel_seekable_stream_get_current_position (seekable_stream); - - camel_data_wrapper_set_input_stream (CAMEL_DATA_WRAPPER (body_part), - CAMEL_STREAM (body_part_input_stream)); - CAMEL_LOG_FULL_DEBUG ("CamelMultipart::set_input_stream," - "new body part has input stream : %p\n", body_part_input_stream); - - /* restore the stream position */ - camel_seekable_stream_seek (seekable_stream, saved_stream_pos, CAMEL_STREAM_SET); - - /* add the body part to the multipart object */ - camel_multipart_add_part (multipart, body_part); - - } - - /* g_string_assign (new_part, ""); */ - /* _localize_part (new_part, stream, real_boundary_line, end_boundary_line); */ - - if (multipart->postface) g_free (multipart->postface); - /* if ( (new_part->str)[0] != '\0') multipart->postface = g_strdup (new_part->str); */ - - /* g_string_free (new_part, TRUE); */ - - g_free (real_boundary_line); - g_free (end_boundary_line); - CAMEL_LOG_FULL_DEBUG ("Leaving CamelMultipart::_set_input_stream\n"); -} |