Second pass at adding key files

site/stackreach/libs/sysplugins/smarty_internal_resource_php.php

@@ -0,0 +1,127 @@
+<?php
+
+/**
+ * Smarty Internal Plugin Resource PHP
+ * 
+ * Implements the file system as resource for PHP templates
+ * 
+ * @package Smarty
+ * @subpackage TemplateResources
+ * @author Uwe Tews 
+ */
+
+/**
+ * Smarty Internal Plugin Resource PHP
+ */
+class Smarty_Internal_Resource_PHP {
+    /**
+     * Class constructor, enable short open tags
+     */
+    public function __construct($smarty)
+    {
+        $this->smarty = $smarty;
+        ini_set('short_open_tag', '1');
+    } 
+    // properties
+    public $usesCompiler = false;
+    public $isEvaluated = false;
+
+    /**
+     * Return flag if template source is existing
+     * 
+     * @return boolean true
+     */
+    public function isExisting($template)
+    {
+        if ($template->getTemplateFilepath() === false) {
+            return false;
+        } else {
+            return true;
+        } 
+    } 
+
+    /**
+     * Get filepath to template source
+     * 
+     * @param object $_template template object
+     * @return string filepath to template source file
+     */
+    public function getTemplateFilepath($_template)
+    {
+        $_filepath = $_template->buildTemplateFilepath ();
+
+        if (is_object($_template->smarty->security_policy)) {
+            $_template->smarty->security_policy->isTrustedResourceDir($_filepath);
+        } 
+        $_template->templateUid = sha1($_filepath);
+        return $_filepath;
+    } 
+
+    /**
+     * Get timestamp to template source
+     * 
+     * @param object $_template template object
+     * @return integer timestamp of template source file
+     */
+    public function getTemplateTimestamp($_template)
+    {
+        return filemtime($_template->getTemplateFilepath());
+    } 
+
+    /**
+     * Read template source from file
+     * 
+     * @param object $_template template object
+     * @return string content of template source file
+     */
+    public function getTemplateSource($_template)
+    {
+        if (file_exists($_tfp = $_template->getTemplateFilepath())) {
+            $_template->template_source = file_get_contents($_tfp);
+            return true;
+        } else {
+            return false;
+        } 
+    } 
+
+    /**
+     * Get filepath to compiled template
+     * 
+     * @param object $_template template object
+     * @return boolean return false as compiled template is not stored
+     */
+    public function getCompiledFilepath($_template)
+    { 
+        // no filepath for PHP templates
+        return false;
+    } 
+
+    /**
+     * renders the PHP template
+     */
+    public function renderUncompiled($_smarty_template)
+    {
+        if (!$this->smarty->allow_php_templates) {
+            throw new SmartyException("PHP templates are disabled");
+        } 
+        if ($this->getTemplateFilepath($_smarty_template) === false) {
+            throw new SmartyException("Unable to load template \"{$_smarty_template->resource_type} : {$_smarty_template->resource_name}\"");
+        } 
+        // prepare variables
+        $_smarty_ptr = $_smarty_template;
+        do {
+            foreach ($_smarty_ptr->tpl_vars as $_smarty_var => $_smarty_var_object) {
+                if (isset($_smarty_var_object->value)) {
+                    $$_smarty_var = $_smarty_var_object->value;
+                } 
+            } 
+            $_smarty_ptr = $_smarty_ptr->parent;
+        } while ($_smarty_ptr != null);
+        unset ($_smarty_var, $_smarty_var_object, $_smarty_ptr); 
+        // include PHP template
+        include($this->getTemplateFilepath($_smarty_template));
+        return;
+    } 
+} 
+
+?>