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authorplegall <plg@piwigo.org>2015-12-10 14:02:22 +0100
committerplegall <plg@piwigo.org>2015-12-10 14:02:22 +0100
commitfa10e0945ecd45bfe78a2c8fb015a43092b4944b (patch)
tree19cf59c08877e43325efbe9a2584114011a25522 /include/smarty/libs/sysplugins/smarty_internal_method_loadplugin.php
parent16f6a54fa719cc79ff942e4bb8139d7ca09ed997 (diff)
bug #385 update to smarty-3.1.28-dev (from Github)
Diffstat (limited to 'include/smarty/libs/sysplugins/smarty_internal_method_loadplugin.php')
-rw-r--r--include/smarty/libs/sysplugins/smarty_internal_method_loadplugin.php111
1 files changed, 111 insertions, 0 deletions
diff --git a/include/smarty/libs/sysplugins/smarty_internal_method_loadplugin.php b/include/smarty/libs/sysplugins/smarty_internal_method_loadplugin.php
new file mode 100644
index 000000000..c153f55f0
--- /dev/null
+++ b/include/smarty/libs/sysplugins/smarty_internal_method_loadplugin.php
@@ -0,0 +1,111 @@
+<?php
+
+/**
+ * Smarty Extension Loadplugin
+ *
+ * $smarty->loadPlugin() method
+ *
+ * @package Smarty
+ * @subpackage PluginsInternal
+ * @author Uwe Tews
+ */
+class Smarty_Internal_Method_LoadPlugin
+{
+ /**
+ * Cache of searched plugin files
+ *
+ * @var array
+ */
+ public $plugin_files = array();
+
+ /**
+ * Takes unknown classes and loads plugin files for them
+ * class name format: Smarty_PluginType_PluginName
+ * plugin filename format: plugintype.pluginname.php
+ *
+ * @param \Smarty $smarty
+ * @param string $plugin_name class plugin name to load
+ * @param bool $check check if already loaded
+ *
+ * @return bool|string
+ * @throws \SmartyException
+ */
+ public function loadPlugin(Smarty $smarty, $plugin_name, $check)
+ {
+ // if function or class exists, exit silently (already loaded)
+ if ($check && (is_callable($plugin_name) || class_exists($plugin_name, false))) {
+ return true;
+ }
+ if (!preg_match('#^smarty_((internal)|([^_]+))_(.+)$#i', $plugin_name, $match)) {
+ throw new SmartyException("plugin {$plugin_name} is not a valid name format");
+ }
+ if (!empty($match[2])) {
+ $file = SMARTY_SYSPLUGINS_DIR . strtolower($plugin_name) . '.php';
+ if (isset($this->plugin_files[$file])) {
+ if ($this->plugin_files[$file] !== false) {
+ return $this->plugin_files[$file];
+ } else {
+ return false;
+ }
+ } else {
+ if (is_file($file)) {
+ $this->plugin_files[$file] = $file;
+ require_once($file);
+ return $file;
+ } else {
+ $this->plugin_files[$file] = false;
+ return false;
+ }
+ }
+ }
+ // plugin filename is expected to be: [type].[name].php
+ $_plugin_filename = "{$match[1]}.{$match[4]}.php";
+ $_lower_filename = strtolower($_plugin_filename);
+ if (isset($this->plugin_files)) {
+ if (isset($this->plugin_files['plugins_dir'][$_lower_filename])) {
+ if (!$smarty->use_include_path || $this->plugin_files['plugins_dir'][$_lower_filename] !== false) {
+ return $this->plugin_files['plugins_dir'][$_lower_filename];
+ }
+ }
+ if (!$smarty->use_include_path || $smarty->ext->_getIncludePath->isNewIncludePath($smarty)) {
+ unset($this->plugin_files['include_path']);
+ } else {
+ if (isset($this->plugin_files['include_path'][$_lower_filename])) {
+ return $this->plugin_files['include_path'][$_lower_filename];
+ }
+ }
+ }
+ $_file_names = array($_plugin_filename);
+ if ($_lower_filename != $_plugin_filename) {
+ $_file_names[] = $_lower_filename;
+ }
+ $_p_dirs = $smarty->getPluginsDir();
+ if (!isset($this->plugin_files['plugins_dir'][$_lower_filename])) {
+ // loop through plugin dirs and find the plugin
+ foreach ($_p_dirs as $_plugin_dir) {
+ foreach ($_file_names as $name) {
+ $file = $_plugin_dir . $name;
+ if (is_file($file)) {
+ $this->plugin_files['plugins_dir'][$_lower_filename] = $file;
+ require_once($file);
+ return $file;
+ }
+ $this->plugin_files['plugins_dir'][$_lower_filename] = false;
+ }
+ }
+ }
+ if ($smarty->use_include_path) {
+ foreach ($_file_names as $_file_name) {
+ // try PHP include_path
+ $file = $smarty->ext->_getIncludePath->getIncludePath($_p_dirs, $_file_name, $smarty);
+ $this->plugin_files['include_path'][$_lower_filename] = $file;
+ if ($file !== false) {
+ require_once($file);
+ return $file;
+ }
+ }
+ }
+ // no plugin loaded
+ return false;
+ }
+} \ No newline at end of file