44 lines
1.5 KiB
PHP
44 lines
1.5 KiB
PHP
<?php defined('BASEPATH') or exit('No direct script access allowed');
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/* ----------------------------------------------------------------------------
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* Easy!Appointments - Open Source Web Scheduler
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*
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* @package EasyAppointments
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* @author A.Tselegidis <alextselegidis@gmail.com>
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* @copyright Copyright (c) 2013 - 2020, Alex Tselegidis
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* @license http://opensource.org/licenses/GPL-3.0 - GPLv3
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* @link http://easyappointments.org
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* @since v1.3.0
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* ---------------------------------------------------------------------------- */
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/**
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* Assets URL helper function.
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*
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* This function will create an asset file URL that includes a cache busting parameter in order
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* to invalidate the browser cache in case of an update.
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*
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* @param string $uri Relative URI (just like the one used in the base_url helper).
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* @param string|null $protocol Valid URI protocol.
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*
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* @return string Returns the final asset URL.
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*/
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function asset_url($uri = '', $protocol = NULL)
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{
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$CI =& get_instance();
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$debug = $CI->config->item('debug');
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$cache_busting_token = ! $debug ? '?' . $CI->config->item('cache_busting_token') : '';
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if (strpos(basename($uri), '.js') !== FALSE && strpos(basename($uri), '.min.js') === FALSE && ! $debug)
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{
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$uri = str_replace('.js', '.min.js', $uri);
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}
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if (strpos(basename($uri), '.css') !== FALSE && strpos(basename($uri), '.min.css') === FALSE && ! $debug)
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{
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$uri = str_replace('.css', '.min.css', $uri);
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}
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return base_url($uri . $cache_busting_token, $protocol);
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}
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