function get_image_from_cache($checksum)
{
$cache_file = get_cache_filename($checksum);
if (!is_cached($checksum)) {
error('Problem with cache image.');
}
$cache_entry = json_decode(file_get_contents($cache_file));
if (empty($cache_entry->mime_type) || empty($cache_entry->image_data)) {
error('Problem with cache image.');
}
$image_data = base64_decode($cache_entry->image_data);
header('Content-Type: ' . $cache_entry->mime_type);
echo $image_data;
}
}
$newitem = $output->createNewItem();
$newitem->setTitle($feed_item_title);
if (isset($permalink) && is_string($permalink)) {
$newitem->setLink($permalink);
} else {
$permalink = $item->get_permalink();
$newitem->setLink($permalink);
}
if (isset($permalink) && is_string($permalink) && strlen($permalink) < 9) {
continue;
}
//if ($permalink && ($response = $http->get($permalink, true)) && $response['status_code'] < 300) {
// Allowing error codes - some sites return correct content with error status
// e.g. prospectmagazine.co.uk returns 403
$cached_page = is_cached($permalink);
if ($cached_page) {
debug('Loading processed page form cache...');
$html = get_cached($permalink);
$extraction_successful = true;
} else {
if (($response = $http->get($permalink, true)) && ($response['status_code'] < 300 || $response['status_code'] > 400)) {
$effective_url = $response['effective_url'];
if (!url_allowed($effective_url)) {
continue;
}
// check if action defined for returned Content-Type
$mime_info = get_mime_action_info($response['headers']);
if (isset($mime_info['action'])) {
if ($mime_info['action'] == 'exclude') {
continue;
case 'errata':
$smarty->assign('errata', get_dict_errata(isset($_GET['all']), isset($_GET['rand'])));
$smarty->display('dict/errata.tpl');
break;
case 'pending':
$skip = isset($_GET['skip']) ? $_GET['skip'] : 0;
$smarty->assign('data', get_pending_updates($skip));
$smarty->display('dict/pending.tpl');
break;
case 'reannot':
update_pending_tokens($_POST['rev_id'], isset($_POST['smart_mode']) && $_POST['smart_mode'] == 'on');
header("Location:dict.php?act=pending");
break;
case 'absent':
$smarty->setCaching(Smarty::CACHING_LIFETIME_SAVED);
$smarty->setCacheLifetime(3600);
if (!is_cached('dict/absent.tpl')) {
$smarty->assign('words', get_top_absent_words());
}
$smarty->display('dict/absent.tpl');
break;
default:
$smarty->setCaching(Smarty::CACHING_LIFETIME_SAVED);
$smarty->setCacheLifetime(600);
if (!is_cached('dict/main.tpl', (int) user_has_permission(PERM_DICT))) {
$smarty->assign('stats', get_dict_stats());
$smarty->assign('dl', get_downloads_info());
}
$smarty->display('dict/main.tpl', (int) user_has_permission(PERM_DICT));
}
log_timing();
/**
* show a page
*/
function controller_show($args)
{
// most of these checks are only necessary if the client calls
// page/show directly
page_canonical($args[0][0]);
$page = $args[0][0];
if (!page_exists($page)) {
log_msg('info', 'controller_show: page ' . quot($page) . ' not found, serving 404');
hotglue_error(404);
}
// serve from page if possible
if (0 < CACHE_TIME && is_cached('page', $page, CACHE_TIME)) {
serve_cached('page', $page);
die;
}
// otherwise create page on the fly
load_modules('glue');
default_html(false);
$cache_page = true;
render_page(array('page' => $page, 'edit' => false));
// the $cache_page parameter is set by the html_finalize()
$html = html_finalize($cache_page);
echo $html;
// and cache it
if (0 < CACHE_TIME && $cache_page) {
cache_output('page', $page, $html);
}
}
$smarty->display('stats.tpl', $cache_key);
break;
case 'tag_stats':
$smarty->assign('active_page', 'stats');
$smarty->assign('stats', get_tag_stats());
$smarty->display('tag_stats.tpl');
break;
case 'genre_stats':
$smarty->assign('active_page', 'stats');
$smarty->assign('stats', get_common_stats());
$smarty->display('genre_stats.tpl');
break;
case 'charts':
$smarty->setCaching(Smarty::CACHING_LIFETIME_SAVED);
$smarty->setCacheLifetime(300);
if (!is_cached('charts.tpl')) {
$smarty->assign('words_chart', get_word_stats_for_chart());
$smarty->assign('ambig_chart', get_ambiguity_stats_for_chart());
$smarty->assign('pools_stats', get_pools_stats());
$smarty->assign('annot_chart', get_annot_stats_for_chart());
}
$smarty->display('charts.tpl');
break;
case 'pool_charts':
$smarty->assign('main', get_extended_pools_stats());
$smarty->assign('moder', get_moderation_stats());
$smarty->display('ext_charts.tpl');
break;
case 'export':
$smarty->assign('active_page', 'downloads');
$smarty->display('static/doc/export.tpl');
function are_feeds_cached()
{
global $feeds_ch, $feeds_d_ch;
if (is_cached($feeds_ch) == true && is_cached($feeds_d_ch) == true) {
return true;
} else {
return false;
}
}
if (isset($_GET['set_id'])) {
$set_id = (int) $_GET['set_id'];
} else {
$set_id = 0;
}
if (isset($_GET['skip'])) {
$skip = (int) $_GET['skip'];
} else {
$skip = 0;
}
if (isset($_GET['maa'])) {
$maa = $_GET['maa'] ? 1 : 0;
} else {
$maa = 0;
}
if (isset($_GET['user_id'])) {
$user_id = (int) $_GET['user_id'];
} else {
$user_id = 0;
}
$smarty->setCaching(Smarty::CACHING_LIFETIME_SAVED);
$smarty->setCacheLifetime(90);
$cache_id = "{$sent_id}@{$set_id}@{$skip}@{$maa}@{$user_id}";
if (!is_cached('history.tpl', $cache_id)) {
$smarty->assign('history', main_history($sent_id, $set_id, $skip, $maa, $user_id));
$smarty->assign('skip', $skip);
$smarty->assign('maa', $maa);
$smarty->assign('user_id', $user_id);
}
$smarty->display('history.tpl', $cache_id);
log_timing();
function treat_file_by_extension($file_path, array $params = array())
{
$exts_cfg = settings('extensions_callbacks');
$file_ext = substr($file_path, -(strlen($file_path) - strrpos($file_path, '.') - 1));
$content = null;
$template = false;
if (array_key_exists($file_ext, $exts_cfg)) {
if (substr_count($file_path, '.') > 1) {
$alt_fp = substr($file_path, 0, strlen($file_path) - strlen($file_ext) - 1);
$tmp_file = get_cache_path(basename($alt_fp));
if (is_cached($tmp_file, filemtime($file_path))) {
return treat_file_by_extension($tmp_file, $params);
}
}
$_cb = $exts_cfg[$file_ext];
if (function_exists($_cb)) {
list($content, $template) = callback($_cb, $file_path, $params);
} else {
throw new ErrorException(sprintf('Callback "%s" defined for extension type "%s" not found!', $_cb, $file_ext));
}
if (substr_count($file_path, '.') > 1) {
set_cache($tmp_file, $content);
return treat_file_by_extension($tmp_file, $params);
}
} else {
throw new ErrorException(sprintf('Unknown page extension "%s"!', $file_ext));
}
return array($content, $template);
}
// Just a test...
// http://www.xeweb.net/2010/01/15/simple-php-caching/
$cache_expires = 120;
$cache_folder = "/dev/shm/";
function is_cached($file)
{
global $cache_folder, $cache_expires;
$cachefile = $cache_folder . $file;
$cachefile_created = file_exists($cachefile) ? @filemtime($cachefile) : 0;
return time() - $cache_expires < $cachefile_created;
}
function read_cache($file)
{
global $cache_folder;
$cachefile = $cache_folder . $file;
return file_get_contents($cachefile);
}
function write_cache($file, $out)
{
global $cache_folder;
$cachefile = $cache_folder . $file;
$fp = fopen($cachefile, 'w');
fwrite($fp, $out);
fclose($fp);
}
$cache_file = md5($_SERVER['REQUEST_URI']) . '.cache';
if (is_cached($cache_file)) {
echo read_cache($cache_file);
exit;
}
ob_start();
<?php
require "Smarty.class.php";
require "boxer.class.php";
$smarty = new Smarty();
$smarty->caching = 1;
try {
// If template not already cached, retrieve the appropriate information.
if (!is_cached("boxerbio.tpl", $_GET['boxerid'])) {
$bx = new boxer();
if (!$bx->retrieveBoxer($_GET['boxerid'])) {
throw new Exception("Boxer not found.");
}
// Create the appropriate Smarty variables
$smarty->assign("name", $bx->getName());
$smarty->assign("bio", $bx->getBio());
}
/* Render the template, caching it and assigning it the name
* represented by $_GET['boxerid']. If already cached, then
* retrieve that cached template
*/
$smarty->display("boxerbio.tpl", $_GET['boxerid']);
} catch (Exception $e) {
echo $e->getMessage();
}
?>
