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64 lines
1.7 KiB
64 lines
1.7 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* Responses to AJAX calls
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*/
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require_once __DIR__.'/../global.inc.php';
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api_protect_course_script(true);
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$action = $_REQUEST['a'];
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switch ($action) {
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case 'check_url':
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if (api_is_allowed_to_edit(null, true)) {
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$url = $_REQUEST['url'];
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// Check if curl is available.
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if (!in_array('curl', get_loaded_extensions())) {
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echo '';
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exit;
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}
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// set URL and other appropriate options
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$defaults = array(
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CURLOPT_URL => $url,
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CURLOPT_FOLLOWLOCATION => true, // follow redirects accept youtube.com
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CURLOPT_HEADER => 0,
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_TIMEOUT => 4
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);
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// Create a new cURL resource
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$ch = curl_init();
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curl_setopt_array($ch, $defaults);
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// grab URL and pass it to the browser
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ob_start();
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$result = curl_exec($ch);
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ob_get_clean();
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// close cURL resource, and free up system resources
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curl_close($ch);
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if ($result) {
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echo Display::return_icon(
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'check-circle.png',
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get_lang('Ok'),
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null,
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ICON_SIZE_TINY
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);
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} else {
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echo Display::return_icon(
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'closed-circle.png',
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get_lang('Wrong'),
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null,
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ICON_SIZE_TINY
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);
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}
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}
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break;
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default:
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echo '';
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}
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exit;
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