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/* $Cambridge: hermes/src/prayer/cmd/cmd_display.c,v 1.18 2010/07/08 16:55:49 dpc22 Exp $ */
/************************************************
* Prayer - a Webmail Interface *
************************************************/
/* Copyright (c) University of Cambridge 2000 - 2008 */
/* See the file NOTICE for conditions of use and distribution. */
#include "prayer_session.h"
void cmd_display(struct session *session)
{
struct template_vals *tvals = session->template_vals;
struct options *options = session->options;
struct prefs *prefs = options->prefs;
struct request *request = session->request;
struct msgmap *zm = session->zm;
unsigned long msgno, msguid;
char *section;
struct buffer *b = request->write_buffer;
MAILSTREAM *stream = session->stream;
BOOL html_show_images = prefs->html_remote_images;
if (request->method == POST) {
char *cmd, *folder;
request_decode_form(request);
if (assoc_lookup(request->form, "sub_folder_dialogue") &&
(folder = assoc_lookup(request->form, "folder")) && folder[0])
{
if ((cmd = assoc_lookup(request->form, "command")) &&
!strcmp(cmd, "copy")) {
session->aggregate = T;
session_redirect(session, request,
pool_strcat(request->pool, "copy_msg/",
folder));
} else
session_redirect(session, request,
pool_strcat(request->pool, "change/",
folder));
return;
}
}
if (!msgmap_update(zm)) {
session_alert(session, "Failed to update msgmap");
session_redirect(session, request, "restart");
return;
}
if (msgmap_size(zm) == 0) {
session_message(session, "Folder is empty");
session_redirect(session, request, "list");
return;
}
/* Save options if anything changed */
if (options->save)
session_streams_save_options(session);
/* Record last command for compose/cancel and friends */
if (!session->draft->have_draft)
session->compose_parent_cmd = "display";
/* Record last command for save/cancel */
session->copy_parent_cmd = "display";
/* Record last command for addressbook take */
session->take_parent_cmd = "display";
if ((request->argc == 5) && !strcmp(request->argv[4], "show_images"))
html_show_images = T;
section = NIL;
if (request->argc >= 4)
section = request->argv[3];
if (request->argc >= 3) {
msgno = atoi(request->argv[1]);
msguid = atoi(request->argv[2]);
if (!(msgno = stream_check_uid(session, stream, msgno, msguid))) {
session_redirect(session, request, "list");
return;
}
} else {
msgno = session->last_displayed;
if ((msgno == 0) || (msgno > msgmap_size(zm)))
msgno = msgmap_value(zm, msgmap_size(zm));
msguid = ml_uid(session, stream, msgno);
}
session->current = msgno;
session->last_displayed = msgno;
if (session->stream == session->draft_stream)
template_vals_ulong(tvals, "$is_postponed_folder", 1);
if (prefs->use_mark_persist)
template_vals_ulong(tvals, "$use_persist", 1);
if (prefs->use_tail_banner)
template_vals_ulong(tvals, "$use_tail_banner", 1);
if (prefs->html_inline)
template_vals_ulong(tvals, "$html_inline", 1);
if (prefs->html_remote_images)
template_vals_ulong(tvals, "$html_remote_images", 1);
/* Need different name to avoid collision below */
if (section)
template_vals_string(tvals, "$section_url", section);
display_addnav(session, stream, msgno);
if (session->full_hdrs) {
char *hdr;
unsigned long len;
template_vals_ulong(tvals, "$full_hdrs", 1);
session_seed_template(session, tvals);
template_expand("display", tvals, b);
bprintf(b, "<pre>" CRLF);
if ((hdr = ml_fetch_header(session, stream, msgno, NIL, NIL, &len, 0)))
wrap_text_html_quotes(b, hdr, 80, T);
bprintf(b, "</pre>" CRLF);
} else {
display_addhdrs(session, stream, msgno);
session_seed_template(session, tvals);
template_expand("display", tvals, b);
}
if (!display_body(session, request, stream, msgno, section,
"display", html_show_images)) {
session_redirect(session, request, "restart");
return;
}
template_expand("display_tail", tvals, b);
/* Send out the response */
response_html(request, 200);
}
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