85 lines
2.6 KiB
PHP
85 lines
2.6 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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@serendipity_plugin_api::load_language(dirname(__FILE__));
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class serendipity_event_proxy_realip extends serendipity_event {
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var $title = PLUGIN_EVENT_PROXY_REALIP_NAME;
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function introspect(&$propbag) {
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global $serendipity;
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$propbag->add('name', PLUGIN_EVENT_PROXY_REALIP_NAME);
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$propbag->add('description', PLUGIN_EVENT_PROXY_REALIP_DESC);
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$propbag->add('stackable', false);
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$propbag->add('author', 'kleinerChemiker');
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$propbag->add('version', '1.0.3');
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$propbag->add('requirements', array('serendipity' => '1.6.2', 'smarty' => '2.6.7', 'php' => '5.3.0'));
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$propbag->add('groups', array('BACKEND_FEATURES'));
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$propbag->add('event_hooks', array('frontend_configure' => true));
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$conf_array = array();
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$conf_array[] = 'realip_var';
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$propbag->add('configuration', $conf_array);
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}
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function introspect_config_item($name, &$propbag) {
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switch ($name) {
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case 'realip_var' :
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$propbag->add('type', 'string');
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$propbag->add('name', PLUGIN_EVENT_PROXY_REALIP);
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$propbag->add('description', PLUGIN_EVENT_PROXY_REALIP_VAR_DESC);
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$propbag->add('validate', '/^\$[^;]+$/');
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$propbag->add('default', '$_SERVER[\'X-FORWARDED-FOR\']');
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break;
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default :
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$propbag->add('type', 'boolean');
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$propbag->add('name', constant($name));
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$propbag->add('description', sprintf(APPLY_MARKUP_TO, constant($name)));
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$propbag->add('default', 'true');
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}
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return true;
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}
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function event_hook($event, &$bag, &$eventData, $addData = null) {
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static $realip_var = NULL;
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$hooks = &$bag->get('event_hooks');
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if ($realip_var === null) {
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$realip_var = $this->get_config('realip_var', '$_SERVER[\'X-FORWARDED-FOR\']');
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$regex = '/^\$_(\w*) ?\[[\'"](\w*)[\'"]\]$/i';
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preg_match($regex, $realip_var, $matches);
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if (strtolower($matches[1]) == 'server') {
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$tmp = $matches[2];
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$realip_ip = filter_var($_SERVER[$tmp], FILTER_VALIDATE_IP);
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} elseif (strtolower($matches[1]) == 'env') {
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$tmp = $matches[2];
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$realip_ip = filter_var($_ENV[$tmp], FILTER_VALIDATE_IP);
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}
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}
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if (isset($hooks[$event])) {
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switch ($event) {
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case 'frontend_configure':
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if ($realip_ip != FALSE) {
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$_SERVER["REMOTE_ADDR"] = $realip_ip;
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}
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break;
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default:
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return false;
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}
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}
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return false;
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}
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}
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