smarty/internals/core.write_compiled_include.php
author Dan
Fri, 12 Jun 2009 11:57:08 -0400
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parent 0 c63de9eb7045
permissions -rw-r--r--
Security: Sessions are now based on HMAC-MD5 salts instead of concatenation
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<?php
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/**
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 * Smarty plugin
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 * @package Smarty
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 * @subpackage plugins
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 */
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/**
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 * Extract non-cacheable parts out of compiled template and write it
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 *
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 * @param string $compile_path
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 * @param string $template_compiled
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 * @return boolean
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 */
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function smarty_core_write_compiled_include($params, &$smarty)
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{
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    $_tag_start = 'if \(\$this->caching && \!\$this->_cache_including\)\: echo \'\{nocache\:('.$params['cache_serial'].')#(\d+)\}\'; endif;';
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    $_tag_end   = 'if \(\$this->caching && \!\$this->_cache_including\)\: echo \'\{/nocache\:(\\2)#(\\3)\}\'; endif;';
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    preg_match_all('!('.$_tag_start.'(.*)'.$_tag_end.')!Us',
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                   $params['compiled_content'], $_match_source, PREG_SET_ORDER);
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    // no nocache-parts found: done
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    if (count($_match_source)==0) return;
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    // convert the matched php-code to functions
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    $_include_compiled =  "<?php /* Smarty version ".$smarty->_version.", created on ".strftime("%Y-%m-%d %H:%M:%S")."\n";
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    $_include_compiled .= "         compiled from " . strtr(urlencode($params['resource_name']), array('%2F'=>'/', '%3A'=>':')) . " */\n\n";
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    $_compile_path = $params['include_file_path'];
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    $smarty->_cache_serials[$_compile_path] = $params['cache_serial'];
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    $_include_compiled .= "\$this->_cache_serials['".$_compile_path."'] = '".$params['cache_serial']."';\n\n?>";
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    $_include_compiled .= $params['plugins_code'];
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    $_include_compiled .= "<?php";
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    $this_varname = ((double)phpversion() >= 5.0) ? '_smarty' : 'this';
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    for ($_i = 0, $_for_max = count($_match_source); $_i < $_for_max; $_i++) {
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        $_match =& $_match_source[$_i];
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        $source = $_match[4];
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        if ($this_varname == '_smarty') {
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            /* rename $this to $_smarty in the sourcecode */
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            $tokens = token_get_all('<?php ' . $_match[4]);
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            /* remove trailing <?php */
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            $open_tag = '';
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            while ($tokens) {
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                $token = array_shift($tokens);
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                if (is_array($token)) {
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                    $open_tag .= $token[1];
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                } else {
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                    $open_tag .= $token;
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                }
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                if ($open_tag == '<?php ') break;
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            }
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            for ($i=0, $count = count($tokens); $i < $count; $i++) {
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                if (is_array($tokens[$i])) {
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                    if ($tokens[$i][0] == T_VARIABLE && $tokens[$i][1] == '$this') {
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                        $tokens[$i] = '$' . $this_varname;
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                    } else {
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                        $tokens[$i] = $tokens[$i][1];
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                    }                   
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                }
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            }
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            $source = implode('', $tokens);
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        }
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        /* add function to compiled include */
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        $_include_compiled .= "
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function _smarty_tplfunc_$_match[2]_$_match[3](&\$$this_varname)
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{
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$source
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}
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";
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    }
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    $_include_compiled .= "\n\n?>\n";
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    $_params = array('filename' => $_compile_path,
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                     'contents' => $_include_compiled, 'create_dirs' => true);
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    require_once(SMARTY_CORE_DIR . 'core.write_file.php');
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    smarty_core_write_file($_params, $smarty);
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    return true;
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}
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?>