mirror of
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119 lines
3.1 KiB
C
119 lines
3.1 KiB
C
/* Document (meta) refresh. */
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/* $Id: refresh.c,v 1.49 2005/08/26 08:23:47 zas Exp $ */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "elinks.h"
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#include "config/options.h"
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#include "document/document.h"
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#include "document/refresh.h"
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#include "document/view.h"
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#include "main/timer.h"
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#include "protocol/uri.h"
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#include "session/download.h"
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#include "session/session.h"
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#include "session/task.h"
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#include "util/error.h"
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#include "util/memory.h"
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#include "util/string.h"
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struct document_refresh *
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init_document_refresh(unsigned char *url, unsigned long seconds)
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{
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struct document_refresh *refresh;
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refresh = mem_alloc(sizeof(*refresh));
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if (!refresh) return NULL;
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refresh->uri = get_uri(url, 0);
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if (!refresh->uri) {
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mem_free(refresh);
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return NULL;
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}
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refresh->seconds = seconds;
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refresh->timer = TIMER_ID_UNDEF;
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refresh->restart = 1;
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return refresh;
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}
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void
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kill_document_refresh(struct document_refresh *refresh)
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{
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kill_timer(&refresh->timer);
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}
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void
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done_document_refresh(struct document_refresh *refresh)
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{
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kill_document_refresh(refresh);
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done_uri(refresh->uri);
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mem_free(refresh);
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}
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static void
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do_document_refresh(void *data)
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{
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struct session *ses = data;
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struct document_refresh *refresh = ses->doc_view->document->refresh;
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struct type_query *type_query;
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assert(refresh);
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refresh->timer = TIMER_ID_UNDEF;
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/* When refreshing documents that will trigger a download (like
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* sourceforge's download pages) make sure that we do not endlessly
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* trigger the download (bug 289). */
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foreach (type_query, ses->type_queries)
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if (compare_uri(refresh->uri, type_query->uri, URI_BASE))
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return;
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if (compare_uri(refresh->uri, ses->doc_view->document->uri, 0)) {
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/* If the refreshing is for the current URI, force a reload. */
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reload(ses, CACHE_MODE_FORCE_RELOAD);
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} else {
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/* This makes sure that we send referer. */
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goto_uri_frame(ses, refresh->uri, NULL, CACHE_MODE_NORMAL);
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/* XXX: A possible very wrong work-around for refreshing used when
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* downloading files. */
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refresh->restart = 0;
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}
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}
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void
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start_document_refresh(struct document_refresh *refresh, struct session *ses)
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{
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milliseconds_T minimum = (milliseconds_T) get_opt_int("document.browse.minimum_refresh_time");
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milliseconds_T refresh_delay = sec_to_ms(refresh->seconds);
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milliseconds_T time = ms_max(refresh_delay, minimum);
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struct type_query *type_query;
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/* FIXME: This is just a work-around for stopping more than one timer
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* from being started at anytime. The refresh timer should maybe belong
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* to the session? The multiple refresh timers is triggered by
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* http://ttforums.owenrudge.net/login.php when pressing 'Log in' and
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* waiting for it to refresh. --jonas */
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if (!refresh->restart
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|| refresh->timer != TIMER_ID_UNDEF)
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return;
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/* Like bug 289 another sourceforge download thingy this time with
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* number 434. It should take care when refreshing to the same URI or
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* what ever the cause is. */
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foreach (type_query, ses->type_queries)
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if (compare_uri(refresh->uri, type_query->uri, URI_BASE))
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return;
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install_timer(&refresh->timer, time, do_document_refresh, ses);
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}
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