library/smarty/libs/sysplugins/smarty_internal_extension_codeframe.php
author Markus Broeker<broeker.markus@googlemail.com>
Sun, 14 Feb 2016 22:24:29 +0100
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Umstellung auf Composer
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<?php
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/**
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 * Smarty Internal Extension
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 * This file contains the Smarty template extension to create a code frame
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 *
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 * @package    Smarty
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 * @subpackage Template
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 * @author     Uwe Tews
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 */
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/**
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 * Class Smarty_Internal_Extension_CodeFrame
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 * Create code frame for compiled and cached templates
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 */
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class Smarty_Internal_Extension_CodeFrame {
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    /**
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     * Create code frame for compiled and cached templates
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     *
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     * @param Smarty_Internal_Template $_template
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     * @param  string $content optional template content
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     * @param  bool $cache flag for cache file
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     *
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     * @return string
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     */
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    public static function create(Smarty_Internal_Template $_template, $content = '', $cache = false) {
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        // build property code
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        $_template->properties['has_nocache_code'] = $_template->has_nocache_code || !empty($_template->required_plugins['nocache']);
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        $_template->properties['version'] = Smarty::SMARTY_VERSION;
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        if (!isset($_template->properties['unifunc'])) {
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            $_template->properties['unifunc'] = 'content_' . str_replace(array('.', ','), '_', uniqid('', true));
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        }
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        $properties = $_template->properties;
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        if (!$cache) {
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            unset($properties['tpl_function']);
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            if (!empty($_template->compiler->templateProperties)) {
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                $properties['tpl_function'] = $_template->compiler->templateProperties['tpl_function'];
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            }
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        }
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        $output = "<?php\n";
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        $output .= "/*%%SmartyHeaderCode:{$_template->properties['nocache_hash']}%%*/\n";
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        if ($_template->smarty->direct_access_security) {
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            $output .= "if(!defined('SMARTY_DIR')) exit('no direct access allowed');\n";
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        }
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        $output .= "\$_valid = \$_smarty_tpl->decodeProperties(" . var_export($properties, true) . ',' . ($cache ? 'true' : 'false') . ");\n";
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        $output .= "/*/%%SmartyHeaderCode%%*/\n";
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        $output .= "if (\$_valid && !is_callable('{$_template->properties['unifunc']}')) {\n";
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        $output .= "function {$_template->properties['unifunc']} (\$_smarty_tpl) {\n";
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        // include code for plugins
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        if (!$cache) {
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            if (!empty($_template->required_plugins['compiled'])) {
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                foreach ($_template->required_plugins['compiled'] as $tmp) {
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                    foreach ($tmp as $data) {
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                        $file = addslashes($data['file']);
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                        if (is_Array($data['function'])) {
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                            $output .= "if (!is_callable(array('{$data['function'][0]}','{$data['function'][1]}'))) require_once '{$file}';\n";
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                        } else {
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                            $output .= "if (!is_callable('{$data['function']}')) require_once '{$file}';\n";
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                        }
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                    }
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                }
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            }
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            if (!empty($_template->required_plugins['nocache'])) {
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                $_template->has_nocache_code = true;
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                $output .= "echo '/*%%SmartyNocache:{$_template->properties['nocache_hash']}%%*/<?php \$_smarty = \$_smarty_tpl->smarty; ";
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                foreach ($_template->required_plugins['nocache'] as $tmp) {
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                    foreach ($tmp as $data) {
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                        $file = addslashes($data['file']);
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                        if (is_Array($data['function'])) {
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                            $output .= addslashes("if (!is_callable(array('{$data['function'][0]}','{$data['function'][1]}'))) require_once '{$file}';\n");
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                        } else {
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                            $output .= addslashes("if (!is_callable('{$data['function']}')) require_once '{$file}';\n");
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                        }
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                    }
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                }
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                $output .= "?>/*/%%SmartyNocache:{$_template->properties['nocache_hash']}%%*/';\n";
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            }
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        }
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        $output .= "?>\n";
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        $output = self::appendCode($output, $content);
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        return self::appendCode($output, "<?php }\n}\n?>");
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    }
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    /**
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     * Create code frame of compiled template function
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     *
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     * @param \Smarty_Internal_Template $_template
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     * @param string $content
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     *
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     * @return string
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     */
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    public static function createFunctionFrame(Smarty_Internal_Template $_template, $content = '') {
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        if (!isset($_template->properties['unifunc'])) {
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            $_template->properties['unifunc'] = 'content_' . str_replace(array('.', ','), '_', uniqid('', true));
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        }
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        $output = "<?php\n";
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        $output .= "/*%%SmartyHeaderCode:{$_template->properties['nocache_hash']}%%*/\n";
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        $output .= "if (\$_valid && !is_callable('{$_template->properties['unifunc']}')) {\n";
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        $output .= "function {$_template->properties['unifunc']} (\$_smarty_tpl) {\n";
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        $output .= "?>\n" . $content;
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        $output .= "<?php\n";
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        $output .= "/*/%%SmartyNocache:{$_template->properties['nocache_hash']}%%*/\n";
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        $output .= "}\n}\n?>";
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        return $output;
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    }
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    /**
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     * Append code segments and remove unneeded ?> <?php transitions
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     *
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     * @param string $left
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     * @param string $right
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     *
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     * @return string
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     */
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    public static function appendCode($left, $right) {
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        if (preg_match('/\s*\?>$/', $left) && preg_match('/^<\?php\s+/', $right)) {
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            $left = preg_replace('/\s*\?>$/', "\n", $left);
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            $left .= preg_replace('/^<\?php\s+/', '', $right);
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        } else {
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            $left .= $right;
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        }
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        return $left;
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    }
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}