e98d4ca660
The ssl socket transport needs at least 4.3.0. It's moot due to higher requirements for s9y itself, but why not update it anyway? Signed-off-by: Thomas Hochstein <thh@inter.net>
366 lines
13 KiB
PHP
366 lines
13 KiB
PHP
<?php
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if (IN_serendipity !== true) {
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die ("Don't hack!");
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}
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// Probe for a language include with constants. Still include defines later on, if some constants were missing
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$probelang = dirname(__FILE__) . '/' . $serendipity['charset'] . 'lang_' . $serendipity['lang'] . '.inc.php';
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if (file_exists($probelang)) {
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include $probelang;
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}
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include dirname(__FILE__) . '/lang_en.inc.php';
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define('DJO_VERSION', '1.8.3');
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define('CACHE_VORHALT', 4); # (Tage) Wann ein vernetzter Text aus dem Cache entfernt und neu vernetzt werden soll
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class serendipity_event_dejure extends serendipity_event
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{
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function introspect(&$propbag) {
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global $serendipity;
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$propbag->add('name', DEJURE_TITLE);
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$propbag->add('description', DEJURE_DESCRIPTION);
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$propbag->add('author', 'Garvin Hicking, dejure.org, Thomas Hochstein');
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$propbag->add('version', DJO_VERSION);
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$propbag->add('stackable', false);
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$propbag->add('groups', array('FRONTEND_EXTERNAL_SERVICES'));
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$propbag->add('event_hooks',
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array(
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'frontend_display' => true,
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'genpage' => true,
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'frontend_footer' => true
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)
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);
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$propbag->add('requirements',
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array(
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'serendipity' => '0.8',
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'smarty' => '2.6.7',
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'php' => '4.3.0'
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)
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);
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$propbag->add('configuration',
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array(
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'mail',
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'newsletter',
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'target',
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'css',
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'linkstyle',
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'noheadings',
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'buzer',
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'cache'
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)
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);
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}
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function introspect_config_item($name, &$propbag) {
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global $serendipity;
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switch ($name) {
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case 'mail':
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$propbag->add('type', 'string');
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$propbag->add('name', DEJURE_MAIL);
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$propbag->add('description', DEJURE_MAIL_DESC);
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$propbag->add('default', $serendipity['serendipityEmail']);
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break;
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case 'newsletter':
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$propbag->add('type', 'boolean');
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$propbag->add('name', DEJURE_NEWSLETTER);
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$propbag->add('description', DEJURE_NEWSLETTER_DESC);
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$propbag->add('default', true);
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break;
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case 'target':
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$propbag->add('type', 'string');
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$propbag->add('name', DEJURE_TARGET);
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$propbag->add('description', DEJURE_TARGET_DESC);
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$propbag->add('default', '');
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break;
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case 'css':
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$propbag->add('type', 'string');
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$propbag->add('name', DEJURE_CSS);
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$propbag->add('description', DEJURE_CSS_DESC);
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$propbag->add('default', '');
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break;
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case 'linkstyle':
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$propbag->add('type', 'radio');
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$propbag->add('name', DEJURE_LINKSTYLE);
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$propbag->add('description', DEJURE_LINKSTYLE_DESC);
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$propbag->add('radio', array(
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'value' => array('schmal', 'weit'),
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'desc' => array(DEJURE_LINKSTYLE_SHORT, DEJURE_LINKSTYLE_WIDE)
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));
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$propbag->add('default', 'schmal');
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$propbag->add('radio_per_row', 1);
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break;
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case 'noheadings':
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$propbag->add('type', 'boolean');
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$propbag->add('name', DEJURE_NOHEADINGS);
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$propbag->add('description', DEJURE_NOHEADINGS_DESC);
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$propbag->add('default', false);
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break;
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case 'buzer':
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$propbag->add('type', 'boolean');
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$propbag->add('name', DEJURE_BUZER);
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$propbag->add('description', DEJURE_BUZER_DESC);
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$propbag->add('default', true);
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break;
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case 'cache':
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$propbag->add('type', 'boolean');
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$propbag->add('name', DEJURE_CACHE);
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$propbag->add('description', DEJURE_CACHE_DESC);
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$propbag->add('default', false);
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break;
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default:
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return false;
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}
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return true;
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}
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function setupDB() {
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global $serendipity;
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$built = $this->get_config('db_built', null);
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if (empty($built)) {
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serendipity_db_schema_import("CREATE TABLE IF NOT EXISTS {$serendipity['dbPrefix']}dejure (
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ckey varchar(32),
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cache text,
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last_update int(10) {UNSIGNED}
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) {UTF_8}");
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serendipity_db_schema_import('CREATE UNIQUE INDEX dejure_cacheidx ON {PREFIX}dejure (ckey)');
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}
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}
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function dropDB() {
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global $serendipity;
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serendipity_db_schema_import("DROP TABLE {$serendipity['dbPrefix']}dejure");
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}
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function generate_content(&$title) {
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$title = DEJURE_TITLE;
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}
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function install() {
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$this->setupDB();
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}
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function uninstall(&$bag) {
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$this->dropDB();
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}
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function cleanup() {
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global $serendipity;
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// Purge the whole DB cache
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serendipity_db_query("DELETE FROM {$serendipity['dbPrefix']}dejure");
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}
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function cache_cleanup() {
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global $serendipity;
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// Purge old DB cache
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serendipity_db_query("DELETE FROM {$serendipity['dbPrefix']}dejure
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WHERE last_update < " . (time()-86400*CACHE_VORHALT));
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}
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function djo_vernetzen_ueber_dejure_org($ausgangstext, $parameter = array()) {
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// M<>gliche Parameter: Anbieterkennung / Dokumentkennung / target / class / AktenzeichenIgnorieren / zeitlimit_in_sekunden
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$uebergabe = 'Originaltext='.urlencode($ausgangstext);
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foreach ($parameter as $option => $wert) {
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if ($option == 'zeitlimit_in_sekunden') {
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$zeitlimit_in_sekunden = $wert;
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} else {
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$uebergabe .= '&' . urlencode($option) . '=' . urlencode($wert);
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}
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}
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if (!isset($zeitlimit_in_sekunden)) {
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$zeitlimit_in_sekunden = 2;
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}
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if (preg_match("/<!-- zeitlimitDJO:([0-9]+) -->/", $ausgangstext, $wert_ARR)) {
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$zeitlimit_in_sekunden = $wert_ARR[1];
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}
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$header = "POST /dienste/vernetzung/vernetzen HTTP/1.0\r\n";
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$header .= 'User-Agent: '.$_SERVER['SERVER_NAME'] . ' (Serendipity-Vernetzung ' . DJO_VERSION . ')' . "\r\n";
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$header .= "Content-type: application/x-www-form-urlencoded\r\n";
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$header .= "Content-length: " . strlen($uebergabe) . "\r\n";
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$header .= 'Host: rechtsnetz.dejure.org'."\r\n";
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$header .= 'Connection: close'."\r\n";
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$header .= "\r\n";
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if (extension_loaded('openssl')) {
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$fp = @fsockopen('ssl://rechtsnetz.dejure.org', 443, $errno, $errstr, $zeitlimit_in_sekunden);
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} else {
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$fp = @fsockopen('rechtsnetz.dejure.org', 80, $errno, $errstr, $zeitlimit_in_sekunden);
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}
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if ($fp === false) { // Verbindung gescheitert
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return false;
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} else {
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stream_set_timeout($fp, $zeitlimit_in_sekunden, 0); // Verbindung nach $zeitlimit_in_sekunden Sekunden abbrechen
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stream_set_blocking($fp, true);
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fputs($fp, $header.$uebergabe);
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$timeOutSock = false;
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$eofSock = false;
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$rueckgabe = '';
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while (!$eofSock && !$timeOutSock) {
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$rueckgabe.= fgets($fp, 1024); //
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$stSock = socket_get_status($fp);
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$eofSock = $stSock["eof"];
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$timeOutSock = $stSock["timed_out"];
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}
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fclose($fp);
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if (!preg_match("/^(.*?)\r?\n\r?\n\r?\n?(.*)/s",$rueckgabe, $rueckgabeARR)) {
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return false; // Zeit<69>berschreitung oder Verbindungsproblem
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} else if (strpos($rueckgabeARR[1],"200 OK") === false) {
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return false; // sonstiges Serverproblem
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} else {
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$rueckgabe = $rueckgabeARR[2];
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if (strlen($rueckgabe) < strlen($ausgangstext)) {
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return false;
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}
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return $rueckgabe;
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}
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}
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}
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function djo_zwischenspeicherung() {
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global $serendipity;
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# Cache auf alte Eintraege pruefen vor dem Eintrag
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$this->cache_cleanup();
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if (is_array($this->djo_vernetzung_in_cache_schreiben)) {
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foreach ($this->djo_vernetzung_in_cache_schreiben as $vernetzung) {
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$schluessel = md5($vernetzung[0]);
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if ($vernetzung[0] == $vernetzung[1]) {
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$text = "<!-- idem -->";
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} else {
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$text = $vernetzung[1];
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}
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serendipity_db_Query("DELETE FROM {$serendipity['dbPrefix']}dejure WHERE ckey = '" . $schluessel . "'");
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serendipity_db_Query("INSERT INTO {$serendipity['dbPrefix']}dejure
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(ckey, cache, last_update)
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VALUES ('".$schluessel."', '".serendipity_db_escape_string($text)."', " . time() . ")");
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}
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}
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}
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function djo_vernetzen_ueber_cache(&$ausgangstext) {
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global $serendipity;
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$schluessel = md5($ausgangstext);
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$rueckgabe = serendipity_db_query("SELECT cache FROM {$serendipity['dbPrefix']}dejure
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WHERE ckey = '".$schluessel."' AND last_update > " . (time()-86400*CACHE_VORHALT), true, 'assoc');
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if (!empty($rueckgabe['cache']) && $rueckgabe['cache'] == "<!-- idem -->") {
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return $ausgangstext;
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} else {
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return $rueckgabe['cache'];
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}
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}
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function djo_vernetzen(&$text) {
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global $serendipity;
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# Cache leeren wenn Option gesetzt
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if ($this->get_config('cache') === true) {
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$this->cleanup;
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$this->set_config('cache', false);
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}
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if (!preg_match("/<2F>|§|Art\.|\/[0-9][0-9](?![0-9\/])|[0-9][0-9], /", $text) || preg_match("/<!--ohnedjo-->/", $text)) {
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return false;
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}
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$ergebnis = $this->djo_vernetzen_ueber_cache($text);
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if (empty($ergebnis)) {
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$ergebnis = $this->djo_vernetzen_ueber_dejure_org(
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$text,
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array(
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'Anbieterkennung' => urlencode($this->get_config('mail') . '|' . $serendipity['blogTitle']),
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'format' => $this->get_config('linkstyle'),
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'buzer' => $this->get_config('buzer'),
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'ohnehtags' => $this->get_config('noheadings'),
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'target' => $this->get_config('target'),
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'class' => $this->get_config('css'),
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'newsletter' => serendipity_db_bool($this->get_config('newsletter')) ? 'ja' : 'nein',
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'Schema' => 'https'
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)
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);
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if ($ergebnis !== false) {
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$ergebnis = $this->integritaetskontrolle($text, $ergebnis);
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}
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if ($ergebnis) {
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$this->djo_vernetzung_in_cache_schreiben[] = array($text, $ergebnis);
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}
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}
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if ($ergebnis !== false) {
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$text = $ergebnis;
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}
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return true;
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}
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function integritaetskontrolle($ausgangstext, $neuertext) {
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if (preg_replace("/<a href=\"https?:\/\/dejure.org\/[^>]*>([^<]*)<\/a>/i", "\\1", $ausgangstext) == preg_replace("/<a href=\"https?:\/\/dejure.org\/[^>]*>([^<]*)<\/a>/i", "\\1", $neuertext)) {
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return $neuertext;
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} else {
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return $ausgangstext;
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}
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}
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function event_hook($event, &$bag, &$eventData, $addData = null) {
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global $serendipity;
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$hooks = &$bag->get('event_hooks');
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if (isset($hooks[$event])) {
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switch ($event) {
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case 'genpage':
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if (date("G") < 6 && rand(0,50) < 1) {
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$this->cache_cleanup();
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}
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break;
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case 'frontend_display':
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if ($addData['from'] == 'functions_entries:printEntries') {
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$this->djo_vernetzen($eventData['body']);
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$this->djo_vernetzen($eventData['extended']);
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} elseif ($eventData['comment'] != '') {
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$this->djo_vernetzen($eventData['comment']);
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}
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break;
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case 'frontend_footer':
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$this->djo_zwischenspeicherung();
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break;
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default:
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return false;
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}
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return true;
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}
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return false;
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}
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}
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