* smarty bundled

1 files changed, 254 insertions, 0 deletions

diff --git a/lib/smarty3/sysplugins/smarty_resource.php b/lib/smarty3/sysplugins/smarty_resource.php
new file mode 100644
index 0000000..0c9ba75
--- /dev/null
+++ b/lib/smarty3/sysplugins/smarty_resource.php
@@ -0,0 +1,254 @@
+<?php
+/**
+ * Smarty Resource Plugin
+ *
+ * @package    Smarty
+ * @subpackage TemplateResources
+ * @author     Rodney Rehm
+ */
+
+/**
+ * Smarty Resource Plugin
+ * Base implementation for resource plugins
+ *
+ * @package    Smarty
+ * @subpackage TemplateResources
+ *
+ * @method renderUncompiled(Smarty_Template_Source $source, Smarty_Internal_Template $_template)
+ * @method populateCompiledFilepath(Smarty_Template_Compiled $compiled, Smarty_Internal_Template $_template)
+ * @method process(Smarty_Internal_Template $_smarty_tpl)
+ */
+abstract class Smarty_Resource
+{
+    /**
+     * Source is bypassing compiler
+     *
+     * @var boolean
+     */
+    public $uncompiled = false;
+
+    /**
+     * Source must be recompiled on every occasion
+     *
+     * @var boolean
+     */
+    public $recompiled = false;
+
+    /**
+     * resource types provided by the core
+     *
+     * @var array
+     */
+    public static $sysplugins = array('file' => 'smarty_internal_resource_file.php',
+                                      'string' => 'smarty_internal_resource_string.php',
+                                      'extends' => 'smarty_internal_resource_extends.php',
+                                      'stream' => 'smarty_internal_resource_stream.php',
+                                      'eval' => 'smarty_internal_resource_eval.php',
+                                      'php' => 'smarty_internal_resource_php.php');
+
+    /**
+     * Flag if resource does implement populateCompiledFilepath() method
+     *
+     * @var bool
+     */
+    public $hasCompiledHandler = false;
+
+    /**
+     * Load template's source into current template object
+     *
+     * @param  Smarty_Template_Source $source source object
+     *
+     * @return string                 template source
+     * @throws SmartyException        if source cannot be loaded
+     */
+    abstract public function getContent(Smarty_Template_Source $source);
+
+    /**
+     * populate Source Object with meta data from Resource
+     *
+     * @param Smarty_Template_Source   $source    source object
+     * @param Smarty_Internal_Template $_template template object
+     */
+    abstract public function populate(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null);
+
+    /**
+     * populate Source Object with timestamp and exists from Resource
+     *
+     * @param Smarty_Template_Source $source source object
+     */
+    public function populateTimestamp(Smarty_Template_Source $source)
+    {
+        // intentionally left blank
+    }
+
+    /**
+     * modify resource_name according to resource handlers specifications
+     *
+     * @param  Smarty  $smarty        Smarty instance
+     * @param  string  $resource_name resource_name to make unique
+     * @param  boolean $isConfig      flag for config resource
+     *
+     * @return string unique resource name
+     */
+    public function buildUniqueResourceName(Smarty $smarty, $resource_name, $isConfig = false)
+    {
+        if ($isConfig) {
+            if (!isset($smarty->_joined_config_dir)) {
+                $smarty->getTemplateDir(null, true);
+            }
+            return get_class($this) . '#' . $smarty->_joined_config_dir . '#' . $resource_name;
+        } else {
+            if (!isset($smarty->_joined_template_dir)) {
+                $smarty->getTemplateDir();
+            }
+            return get_class($this) . '#' . $smarty->_joined_template_dir . '#' . $resource_name;
+        }
+    }
+
+    /**
+     * Determine basename for compiled filename
+     *
+     * @param  Smarty_Template_Source $source source object
+     *
+     * @return string                 resource's basename
+     */
+    public function getBasename(Smarty_Template_Source $source)
+    {
+        return basename(preg_replace('![^\w]+!', '_', $source->name));
+    }
+
+    /**
+     * Load Resource Handler
+     *
+     * @param  Smarty $smarty smarty object
+     * @param  string $type   name of the resource
+     *
+     * @throws SmartyException
+     * @return Smarty_Resource Resource Handler
+     */
+    public static function load(Smarty $smarty, $type)
+    {
+        // try smarty's cache
+        if (isset($smarty->_cache[ 'resource_handlers' ][ $type ])) {
+            return $smarty->_cache[ 'resource_handlers' ][ $type ];
+        }
+
+        // try registered resource
+        if (isset($smarty->registered_resources[ $type ])) {
+            return $smarty->_cache[ 'resource_handlers' ][ $type ] =
+                $smarty->registered_resources[ $type ] instanceof Smarty_Resource ?
+                    $smarty->registered_resources[ $type ] : new Smarty_Internal_Resource_Registered();
+        }
+
+        // try sysplugins dir
+        if (isset(self::$sysplugins[ $type ])) {
+            $_resource_class = 'Smarty_Internal_Resource_' . ucfirst($type);
+            return $smarty->_cache[ 'resource_handlers' ][ $type ] = new $_resource_class();
+        }
+
+        // try plugins dir
+        $_resource_class = 'Smarty_Resource_' . ucfirst($type);
+        if ($smarty->loadPlugin($_resource_class)) {
+            if (class_exists($_resource_class, false)) {
+                return $smarty->_cache[ 'resource_handlers' ][ $type ] = new $_resource_class();
+            } else {
+                $smarty->registerResource($type,
+                                          array("smarty_resource_{$type}_source", "smarty_resource_{$type}_timestamp",
+                                                "smarty_resource_{$type}_secure", "smarty_resource_{$type}_trusted"));
+                // give it another try, now that the resource is registered properly
+                return self::load($smarty, $type);
+            }
+        }
+
+        // try streams
+        $_known_stream = stream_get_wrappers();
+        if (in_array($type, $_known_stream)) {
+            // is known stream
+            if (is_object($smarty->security_policy)) {
+                $smarty->security_policy->isTrustedStream($type);
+            }
+            return $smarty->_cache[ 'resource_handlers' ][ $type ] = new Smarty_Internal_Resource_Stream();
+        }
+
+        // TODO: try default_(template|config)_handler
+
+        // give up
+        throw new SmartyException("Unknown resource type '{$type}'");
+    }
+
+    /**
+     * extract resource_type and resource_name from template_resource and config_resource
+     * @note "C:/foo.tpl" was forced to file resource up till Smarty 3.1.3 (including).
+     *
+     * @param  string $resource_name    template_resource or config_resource to parse
+     * @param  string $default_resource the default resource_type defined in $smarty
+     *
+     * @return array with parsed resource name and type
+     */
+    public static function parseResourceName($resource_name, $default_resource)
+    {
+        if (preg_match('/^([A-Za-z0-9_\-]{2,})[:]/', $resource_name, $match)) {
+            $type = $match[ 1 ];
+            $name = substr($resource_name, strlen($match[ 0 ]));
+        } else {
+            // no resource given, use default
+            // or single character before the colon is not a resource type, but part of the filepath
+            $type = $default_resource;
+            $name = $resource_name;
+        }
+        return array($name, $type);
+    }
+
+    /**
+     * modify template_resource according to resource handlers specifications
+     *
+     * @param  \Smarty_Internal_Template|\Smarty $obj               Smarty instance
+     * @param  string                            $template_resource template_resource to extract resource handler and name of
+     *
+     * @return string unique resource name
+     */
+    public static function getUniqueTemplateName($obj, $template_resource)
+    {
+        $smarty = $obj->_objType == 2 ? $obj->smarty : $obj;
+        list($name, $type) = self::parseResourceName($template_resource, $smarty->default_resource_type);
+        // TODO: optimize for Smarty's internal resource types
+        $resource = Smarty_Resource::load($smarty, $type);
+        // go relative to a given template?
+        $_file_is_dotted = $name[ 0 ] == '.' && ($name[ 1 ] == '.' || $name[ 1 ] == '/');
+        if ($obj->_objType == 2 && $_file_is_dotted &&
+            ($obj->source->type == 'file' || $obj->parent->source->type == 'extends')
+        ) {
+             $name = $smarty->_realpath(dirname($obj->parent->source->filepath) . DS . $name);
+        }
+        return $resource->buildUniqueResourceName($smarty, $name);
+    }
+
+    /*
+     * Check if resource must check time stamps when when loading complied or cached templates.
+     * Resources like 'extends' which use source components my disable timestamp checks on own resource.
+     *
+     * @return bool
+     */
+    public function checkTimestamps()
+    {
+        return true;
+    }
+
+    /**
+     * initialize Source Object for given resource
+     * wrapper for backward compatibility to versions < 3.1.22
+     * Either [$_template] or [$smarty, $template_resource] must be specified
+     *
+     * @param  Smarty_Internal_Template $_template         template object
+     * @param  Smarty                   $smarty            smarty object
+     * @param  string                   $template_resource resource identifier
+     *
+     * @return Smarty_Template_Source   Source Object
+     */
+    public static function source(Smarty_Internal_Template $_template = null, Smarty $smarty = null,
+                                  $template_resource = null)
+    {
+        return Smarty_Template_Source::load($_template, $smarty, $template_resource);
+    }
+}
+