Releasing ZenCache v160120-RC

zencache/includes/share.php → includes/share.php

@@ -1,9 +1,19 @@
 <?php
+/*
+ * Back compat. only.
+ *
+ * This file satisfies the older copy of `advanced-cache.php`.
+ * Important only during an upgrade from the old to new copy.
+ */
 namespace zencache // Root namespace.
 {
 	if(!defined('WPINC')) // MUST have WordPress.
 		exit('Do NOT access this file directly: '.basename(__FILE__));
 
+	$_SERVER['ZENCACHE_ALLOWED'] = FALSE; // Disallow.
+	if(!defined('ZENCACHE_ALLOWED')) // Disallow.
+		define('ZENCACHE_ALLOWED', FALSE);
+
 	if(!class_exists('\\'.__NAMESPACE__.'\\share'))
 	{
 		/**
@@ -52,7 +62,7 @@ abstract class share // Shared between {@link advanced_cache} and {@link plugin}
 			 *
 			 * @var boolean `TRUE` for ZenCache Pro.
 			 */
-			public $is_pro = FALSE;
+			public $is_pro = TRUE;
 
 			/**
 			 * Version string in YYMMDD[+build] format.
@@ -61,14 +71,12 @@ abstract class share // Shared between {@link advanced_cache} and {@link plugin}
 			 *
 			 * @var string Current version of the software.
 			 */
-			public $version = '151107';
+			public $version = '150409';
 
 			/**
 			 * Plugin slug; based on `__NAMESPACE__`.
 			 *
 			 * @since 150218 Refactoring.
-			 *
-			 * @var string Plugin slug; based on `__NAMESPACE__`.
 			 */
 			public $slug = '';
 
@@ -1296,6 +1304,40 @@ public function http_status()
 			 * Misc. utility methods.
 			 -------------------------------------------------------------------------------------- */
 
+			/**
+			 * Trims strings deeply.
+			 *
+			 * @since 150409
+			 *
+			 * @param mixed  $values Any value can be converted into a trimmed string.
+			 *    Actually, objects can't, but this recurses into objects.
+			 *
+			 * @param string $chars Specific chars to trim.
+			 *    Defaults to PHP's trim: " \r\n\t\0\x0B". Use an empty string to bypass.
+			 *
+			 * @param string $extra_chars Additional chars to trim.
+			 *
+			 * @return string|array|object Trimmed string, array, object.
+			 */
+			public function trim_deep($values, $chars = '', $extra_chars = '')
+			{
+				if(is_array($values) || is_object($values))
+				{
+					foreach($values as $_key => &$_values)
+						$_values = $this->trim_deep($_values, $chars, $extra_chars);
+					unset($_key, $_values); // Housekeeping.
+					return $values; // Trimmed deeply.
+				}
+				$string      = (string)$values;
+				$chars       = (string)$chars;
+				$extra_chars = (string)$extra_chars;
+
+				$chars = isset($chars[0]) ? $chars : " \r\n\t\0\x0B";
+				$chars = $chars.$extra_chars; // Concatenate.
+
+				return trim($string, $chars);
+			}
+
 			/**
 			 * Escape single quotes.
 			 *

plugin.php

@@ -0,0 +1,66 @@
+<?php
+if (!defined('WPINC')) {
+    exit('Do NOT access this file directly: '.basename(__FILE__));
+}
+$GLOBALS['wp_php_rv'] = '5.3.2'; //php-required-version// // Leaving this at v5.3.2 so that we can have more control over Dashboard messages below.
+
+if (require(dirname(__FILE__).'/src/vendor/websharks/wp-php-rv/src/includes/check.php')) {
+    ${__FILE__}['apc_enabled'] = (extension_loaded('apc') && filter_var(ini_get('apc.enabled'), FILTER_VALIDATE_BOOLEAN) && filter_var(ini_get('apc.cache_by_default'), FILTER_VALIDATE_BOOLEAN) && stripos((string)ini_get('apc.filters'), 'zencache') === false) ? true : false;
+
+    if ((!version_compare(PHP_VERSION, '5.4', '>=') || ${__FILE__}['apc_enabled'])) {
+
+        if (!version_compare(PHP_VERSION, '5.4', '>=') && is_admin()) {
+            ${__FILE__}['php54_notice'] = '<h3 style="margin:.5em 0 .25em 0;">'.__('<strong>NOTICE: ZenCache Minimum PHP Version</strong></h3>', 'zencache');
+            ${__FILE__}['php54_notice'] .= '<p style="margin-top:0;">'.sprintf(__('<strong>As of December 1st, 2015 ZenCache requires PHP 5.4 or higher.</strong> Your server is currently running PHP v%1$s. You will need to upgrade to PHP 5.4 or higher to run this version of ZenCache.', 'zencache'), esc_html(PHP_VERSION)).'</p>';
+            ${__FILE__}['php54_notice'] .= '<p style="margin-top:0;">'.__('Learn more about this change here: <a href="http://zencache.com/r/new-minimum-php-version-php-5-4/" target="_blank">New Minimum PHP Version: PHP 5.4</a>', 'zencache').'</p>';
+            if (${__FILE__}['apc_enabled']) {
+                ${__FILE__}['php54_notice'] .= '<p style="margin-top:0;">'.__('Your server is also running the <strong>outdated PHP APC extension</strong>. Please see: <a href="http://zencache.com/r/php-apc-extension-no-longer-supported/" target="_blank">PHP APC Extension No Longer Supported</a>', 'zencache').'</p>';
+            }
+
+            add_action(
+              'all_admin_notices', create_function(
+                '', 'if(!current_user_can(\'activate_plugins\'))'.
+                    '   return;'."\n".// User missing capability.
+
+                    'echo \''.// Wrap `$notice` inside a WordPress error.
+
+                    '<div class="error">'.
+                    '      '.str_replace("'", "\\'", ${__FILE__}['php54_notice']).
+                    '</div>'.
+
+                    '\';'
+              )
+            );
+        } elseif (${__FILE__}['apc_enabled'] && is_admin()) {
+            ${__FILE__}['apc_deprecated_notice'] = '<h3 style="margin:.5em 0 .25em 0;">'.__('<strong>NOTICE: ZenCache + PHP APC Extension</strong></h3>', 'zencache');
+            ${__FILE__}['apc_deprecated_notice'] .= '<p style="margin-top:0;">'.sprintf(__('<strong>As of December 1st, 2015 ZenCache no longer runs with the outdated PHP APC extension.</strong> It appears that you\'re currently running PHP v%1$s with APC enabled. You will need to follow one of the actions below to run this version of ZenCache.', 'zencache'), esc_html(PHP_VERSION)).'</p>';
+            ${__FILE__}['apc_deprecated_notice'] .= __('<h4 style="margin:0 0 .5em 0; font-size:1.25em;"><span class="dashicons dashicons-lightbulb"></span> Options Available (Action Required):</h4>', 'zencache');
+            ${__FILE__}['apc_deprecated_notice'] .= '<ul style="margin-left:2em; list-style:disc;">';
+            ${__FILE__}['apc_deprecated_notice'] .= '  <li>'.__('Please add <code>ini_set(\'apc.cache_by_default\', false);</code> to the top of your <code>/wp-config.php</code> file. That will get rid of this message and allow ZenCache to run without issue.', 'zencache').'</li>';
+            ${__FILE__}['apc_deprecated_notice'] .= '  <li>'.__('Or, contact your web hosting provider and ask about upgrading to PHP v5.5+; which includes the new <a href="http://zencache.com/r/php-opcache-extension/" target="_blank">OPcache extension for PHP</a>. The new OPcache extension replaces APC in modern versions of PHP.', 'zencache').'</li>';
+            ${__FILE__}['apc_deprecated_notice'] .= '</ul>';
+            ${__FILE__}['apc_deprecated_notice'] .= '<p style="margin-top:0;">'.__('To learn more about this change, please see the announcement: <a href="http://zencache.com/r/php-apc-extension-no-longer-supported/" target="_blank">PHP APC Extension No Longer Supported</a>', 'zencache').'</p>';
+
+            add_action(
+              'all_admin_notices', create_function(
+                '', 'if(!current_user_can(\'activate_plugins\'))'.
+                    '   return;'."\n".// User missing capability.
+
+                    'echo \''.// Wrap `$notice` inside a WordPress error.
+
+                    '<div class="error">'.
+                    '      '.str_replace("'", "\\'", ${__FILE__}['apc_deprecated_notice']).
+                    '</div>'.
+
+                    '\';'
+              )
+            );
+        }
+    } else {
+        require_once dirname(__FILE__).'/src/includes/plugin.php';
+    }
+} else {
+    wp_php_rv_notice('ZenCache');
+}
+
+unset(${__FILE__}); // Housekeeping.