Zen Cart 源代码 plugin

Zen Cart 源代码 plugin_support.php

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文件名: plugin_support.php
文件类型: PHP文件
文件大小: 2.32 KiB
MD5: 2baba285ddfbec66c59746582ad35bea

plugin_support.php - 打开高亮: <?php /** * plugin_support.php * * @package functions * @copyright Copyright 2003-2014 Zen Cart Development Team * @copyright Portions Copyright 2003 osCommerce * @license http://www.zen-cart.com/license/2_0.txt GNU Public License V2.0 * @version GIT: $Id: Author: DrByte Tue Apr 1 15:45:22 2014 -0400 New in v1.5.3 $ */ /** * Functions to support plugin usage */ /** * Check for updated version of a plugin * Arguments: * $plugin_file_id = the fileid number for the plugin as hosted on the zen-cart.com plugins library * $version_string_to_compare = the version that I have now on my own server (will be checked against the one on the ZC server) * If the "version string" passed to this function evaluates (see strcmp) to a value less-then-or-equal-to the one on the ZC server, FALSE will be returned. * If the "version string" on the ZC server is greater than the version string passed to this function, this function will return an array with up-to-date information. The [link] value is the plugin page at zen-cart.com * If no plugin_file_id is passed, or if no result is found, then FALSE will be returned. * * USAGE: * if (IS_ADMIN_FLAG) { * $new_version_details = plugin_version_check_for_updates(999999999, 'some_string'); * if ($new_version_details !== FALSE) { * $message = '<span class="alert">' . ' - NOTE: A NEW VERSION OF THIS PLUGIN IS AVAILABLE. <a href="' . $new_version_details['link'] . '" target="_blank">[Details]</a>' . '</span>'; * } * } */ function plugin_version_check_for_updates($plugin_file_id = 0, $version_string_to_compare = '') { if ($plugin_file_id == 0) return FALSE; $new_version_available = FALSE; $lookup_index = 0; $url = 'http://www.zen-cart.com/downloads.php?do=versioncheck' . '&id='.(int)$plugin_file_id; $data = json_decode(file_get_contents($url), true); // compare versions if (strcmp($data[$lookup_index]['latest_plugin_version'], $version_string_to_compare) > 0) $new_version_available = TRUE; // check whether present ZC version is compatible with the latest available plugin version if (!in_array('v'. PROJECT_VERSION_MAJOR . '.' . PROJECT_VERSION_MINOR, $data[$lookup_index]['zcversions'])) $new_version_available = FALSE; return ($new_version_available) ? $data[$lookup_index] : FALSE; }