gecko-dev/lib/libmime/mimemapl.c
1998-07-24 21:05:24 +00:00

195 lines
5.4 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
/* mimemapl.c --- definition of the MimeMultipartAppleDouble class (see mimei.h)
Created: Jamie Zawinski <jwz@netscape.com>, 15-May-96.
*/
#include "rosetta.h"
#include "mimemapl.h"
#include "xpgetstr.h"
#define MIME_SUPERCLASS mimeMultipartClass
MimeDefClass(MimeMultipartAppleDouble, MimeMultipartAppleDoubleClass,
mimeMultipartAppleDoubleClass, &MIME_SUPERCLASS);
extern int MK_MSG_ATTACHMENT;
static int MimeMultipartAppleDouble_parse_begin (MimeObject *);
static XP_Bool MimeMultipartAppleDouble_output_child_p(MimeObject *,
MimeObject *);
static int
MimeMultipartAppleDoubleClassInitialize(MimeMultipartAppleDoubleClass *class)
{
MimeObjectClass *oclass = (MimeObjectClass *) class;
MimeMultipartClass *mclass = (MimeMultipartClass *) class;
XP_ASSERT(!oclass->class_initialized);
oclass->parse_begin = MimeMultipartAppleDouble_parse_begin;
mclass->output_child_p = MimeMultipartAppleDouble_output_child_p;
return 0;
}
static int
MimeMultipartAppleDouble_parse_begin (MimeObject *obj)
{
/* #### This method is identical to MimeExternalObject_parse_begin
which kinda s#$%s...
*/
int status;
status = ((MimeObjectClass*)&MIME_SUPERCLASS)->parse_begin(obj);
if (status < 0) return status;
/* If we're writing this object, and we're doing it in raw form, then
now is the time to inform the backend what the type of this data is.
*/
if (obj->output_p &&
obj->options &&
!obj->options->write_html_p &&
!obj->options->state->first_data_written_p)
{
status = MimeObject_output_init(obj, 0);
if (status < 0) return status;
XP_ASSERT(obj->options->state->first_data_written_p);
}
#if !defined(XP_MAC) && !defined(MOZILLA_30)
if (obj->options && obj->options->state)
{
obj->options->state->separator_suppressed_p = TRUE;
goto done;
}
/*
* It would be nice to not showing the resource fork links
* if we are displaying inline. But, there is no way we could
* know ahead of time that we could display the data fork and
* the data fork is always hidden on MAC platform.
*/
#endif
/* If we're writing this object as HTML, then emit a link for the
multipart/appledouble part (both links) that looks just like the
links that MimeExternalObject emits for external leaf parts.
*/
if (obj->options &&
obj->output_p &&
obj->options->write_html_p &&
obj->options->output_fn)
{
MimeDisplayOptions newopt = *obj->options; /* copy it */
char *id = 0;
char *id_url = 0;
XP_Bool all_headers_p = obj->options->headers == MimeHeadersAll;
id = mime_part_address (obj);
if (! id) return MK_OUT_OF_MEMORY;
if (obj->options && obj->options->url)
{
const char *url = obj->options->url;
id_url = mime_set_url_part(url, id, TRUE);
if (!id_url)
{
XP_FREE(id);
return MK_OUT_OF_MEMORY;
}
}
if (!XP_STRCMP (id, "0"))
{
XP_FREE(id);
id = XP_STRDUP(XP_GetString(MK_MSG_ATTACHMENT));
}
else
{
const char *p = "Part "; /* #### i18n */
char *s = (char *)XP_ALLOC(XP_STRLEN(p) + XP_STRLEN(id) + 1);
if (!s)
{
XP_FREE(id);
XP_FREE(id_url);
return MK_OUT_OF_MEMORY;
}
XP_STRCPY(s, p);
XP_STRCAT(s, id);
XP_FREE(id);
id = s;
}
if (all_headers_p &&
/* Don't bother showing all headers on this part if it's the only
part in the message: in that case, we've already shown these
headers. */
obj->options->state &&
obj->options->state->root == obj->parent)
all_headers_p = FALSE;
newopt.fancy_headers_p = TRUE;
newopt.headers = (all_headers_p ? MimeHeadersAll : MimeHeadersSome);
{
char p[] = "<P>";
status = MimeObject_write(obj, p, 3, FALSE);
if (status < 0) goto FAIL;
}
status = MimeHeaders_write_attachment_box (obj->headers, &newopt,
obj->content_type,
obj->encoding,
id, id_url, 0);
if (status < 0) goto FAIL;
/* No <P> after the first attachment-box in an AppleDouble, to keep
them closer together. */
FAIL:
FREEIF(id);
FREEIF(id_url);
if (status < 0) return status;
}
#if !defined(XP_MAC) && !defined(MOZILLA_30)
done:
#endif
return 0;
}
static XP_Bool
MimeMultipartAppleDouble_output_child_p(MimeObject *obj, MimeObject *child)
{
MimeContainer *cont = (MimeContainer *) obj;
/* If this is the first child, and it's an application/applefile, then
don't emit a link for it. (There *should* be only two children, and
the first one should always be an application/applefile.)
*/
if (obj->output_p &&
obj->options &&
obj->options->write_html_p &&
cont->nchildren >= 1 &&
cont->children[0] == child &&
child->content_type &&
!strcasecomp(child->content_type, APPLICATION_APPLEFILE))
return FALSE;
else
return TRUE;
}