deliver-add-header.c

/* $Id$ */

/*
 * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include<sys/types.h>

#include<string.h>

#include"fdm.h"
#include"deliver.h"

intdeliver_add_header_deliver(structdeliver_ctx*, structactitem*);
voiddeliver_add_header_desc(structactitem*, char*, size_t);

structdeliverdeliver_add_header= {
"add-header",
DELIVER_INCHILD,
deliver_add_header_deliver,
deliver_add_header_desc
};

int
deliver_add_header_deliver(structdeliver_ctx*dctx, structactitem*ti)
{
structaccount*a=dctx->account;
structmail*m=dctx->mail;
structdeliver_add_header_data*data=ti->data;
char*hdr, *value=NULL;

hdr=replacestr(&data->hdr, m->tags, m, &m->rml);
if (hdr==NULL||*hdr=='\0') {
log_warnx("%s: empty header", a->name);
 goto error;
 }
value=replacestr(&data->value, m->tags, m, &m->rml);
if (value==NULL) {
log_warnx("%s: bad value for header %s", a->name, hdr);
 goto error;
 }
log_debug2("%s: adding header: %s", a->name, hdr);

if (insert_header(m, NULL, "%s: %s", hdr, value) !=0) {
log_warnx("%s: failed to add header %s (%s)", a->name,
hdr, value);
 goto error;
 }

ARRAY_FREE(&m->wrapped);
m->wrapchar='\0';
fill_wrapped(m);

/* Invalidate the match data since stuff may have moved. */
m->rml.valid=0;

xfree(hdr);
xfree(value);
return (DELIVER_SUCCESS);

error:
if (hdr!=NULL)
xfree(hdr);
if (value!=NULL)
xfree(value);
return (DELIVER_FAILURE);
}

void
deliver_add_header_desc(structactitem*ti, char*buf, size_tlen)
{
structdeliver_add_header_data*data=ti->data;

xsnprintf(buf, len,
"add-header \"%s\" value \"%s\"", data->hdr.str, data->value.str);
}