基于PHP的nowtemplateengine模板引擎源码.zip

<?php /** * PHPnow Template 模板引擎 1.0 * @copyright (C) 2011-2013 PHPnow * @license http://www.phpnow.cn * @author jiaodu QQ:1286522207 */ namespace PHPnow; /** * 模板编译类 * @author sanliang */ class compile { public function __construct(&$content, \PHPnow\template $template, $templateFile) { $this->__source = $content; $this->__template = $template; $this->__templateFile = $templateFile; $this->__ldel = preg_quote($this->__template->__leftDelimiter); $this->__rdel = preg_quote($this->__template->__rightDelimiter); $content = preg_replace("/<\?xml(.*?)\?>/s", "##XML\\1XML##", $content); $this->parsePhp($content); $content = preg_replace_callback("/##XML(.*?)XML##/s", array($this, 'xmlSubstitution'), $content); $this->compileTemplate($content); $content = "<?php class_exists('PHPnow')?:exit;?>" . $content; $this->stripWhitespace($content); } private function parsePhp(&$content) { if (!$this->__template->__phpOff) $content = str_replace(array("<?", "?>"), array("&lt;?", "?&gt;"), $content); else $content = preg_replace('/(<\?(?!php|=|$))/i', '<?php echo \'\\1\'; ?>', $content); return $content; } private function xmlSubstitution($capture) { return "<?php echo '<?xml " . stripslashes($capture[1]) . " ?>'; ?>"; } protected function compileTemplate(&$content) { $tagRegexp = str_replace(array("__PHPNOW", "PHPNOW__"), array($this->__ldel, $this->__rdel), $this->__tagList); $tagRegexp = "/" . implode("|", $tagRegexp) . "/"; $content = preg_split($tagRegexp, $content, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY); $this->pathReplace($content); $this->compileCode($content); return $content; } private function reducePath(&$path) { $path = str_replace("://", "@not_replace@", $path); $path = str_replace("//", "/", $path); $path = str_replace("@not_replace@", "://", $path); $path = preg_replace('/\w+\/\.\.\//', '', $path); } private function pathReplace(&$content) { if ($this->__template->__pathReplace) { $path = $this->__template->__pathUrl; $this->reducePath($path); $exp = $sub = array(); if (in_array("img", $this->__template->__pathReplaceList)) { $exp = array('/<img(.*?)src=(?:")(http|https)\:\/\/([^"]+?)(?:")/i', '/<img(.*?)src=(?:")([^"]+?)#(?:")/i', '/<img(.*?)src="(.*?)"/', '/<img(.*?)src=(?:\@)([^"]+?)(?:\@)/i'); $sub = array('<img$1src=@$2://$3@', '<img$1src=@$2@', '<img$1src="' . $path . '$2"', '<img$1src="$2"'); } if (in_array("script", $this->__template->__pathReplaceList)) { $exp = array_merge($exp, array('/<script(.*?)src=(?:")(http|https)\:\/\/([^"]+?)(?:")/i', '/<script(.*?)src=(?:")([^"]+?)#(?:")/i', '/<script(.*?)src="(.*?)"/', '/<script(.*?)src=(?:\@)([^"]+?)(?:\@)/i')); $sub = array_merge($sub, array('<script$1src=@$2://$3@', '<script$1src=@$2@', '<script$1src="' . $path . '$2"', '<script$1src="$2"')); } if (in_array("link", $this->__template->__pathReplaceList)) { $exp = array_merge($exp, array('/<link(.*?)href=(?:")(http|https)\:\/\/([^"]+?)(?:")/i', '/<link(.*?)href=(?:")([^"]+?)#(?:")/i', '/<link(.*?)href="(.*?)"/', '/<link(.*?)href=(?:\@)([^"]+?)(?:\@)/i')); $sub = array_merge($sub, array('<link$1href=@$2://$3@', '<link$1href=@$2@', '<link$1href="' . $path . '$2"', '<link$1href="$2"')); } if (in_array("a", $this->__template->__pathReplaceList)) { $exp = array_merge($exp, array('/<a(.*?)href=(?:")(http\:\/\/|https\:\/\/|javascript:)([^"]+?)(?:")/i', '/<a(.*?)href="(.*?)"/', '/<a(.*?)href=(?:\@)([^"]+?)(?:\@)/i')); $sub = array_merge($sub, array('<a$1href=@$2$3@', '<a$1href="' . $this->__template->__baseUrl . '$2"', '<a$1href="$2"')); } if (in_array("input", $this->__template->__pathReplaceList)) { $exp = array_merge($exp, array('/<input(.*?)src=(?:")(http|https)\:\/\/([^"]+?)(?:")/i', '/<input(.*?)src=(?:")([^"]+?)#(?:")/i', '/<input(.*?)src="(.*?)"/', '/<input(.*?)src=(?:\@)([^"]+?)(?:\@)/i')); $sub = array_merge($sub, array('<input$1src=@$2://$3@', '<input$1src=@$2@', '<input$1src="' . $path . '$2"', '<input$1src="$2"')); } $content = preg_replace($exp, $sub, $content); } } private function compileCode(&$content) { $compiledCode = $open_if = $comment_is_open = $ignore_is_open = null; $loop_level = 0; while ($html = array_shift($content)) { if (!$comment_is_open && ( strpos($html, $this->__template->__leftDelimiter . '/ignore' . $this->__template->__rightDelimiter) !== false || strpos($html, '*' . $this->__template->__rightDelimiter) !== false )) $ignore_is_open = false; elseif ($ignore_is_open) { } elseif (strpos($html, $this->__template->__leftDelimiter . '/noparse' . $this->__template->__rightDelimiter) !== false) $comment_is_open = false; elseif ($comment_is_open) $compiledCode .= $html; elseif (strpos($html, $this->__template->__leftDelimiter . 'ignore' . $this->__template->__rightDelimiter) !== false || strpos($html, '{*') !== false) $ignore_is_open = true; elseif (strpos($html, $this->__template->__leftDelimiter . 'noparse' . $this->__template->__rightDelimiter) !== false) $comment_is_open = true; elseif (preg_match('/' . $this->__ldel . 'include="([^"]*)"(?: cache="([^"]*)"){0,1}' . $this->__rdel . '/', $html, $code)) { $include_var = $this->varReplace($code[1], $left_delimiter = null, $right_delimiter = null, $php_left_delimiter = '".', $php_right_delimiter = '."', $loop_level); $compiledCode .=isset($code[2]) ? '<?php $tpl = clone $this;' . '$tpl->__caching = true;' . '$tpl->__acheLifetime=' . $code[2] . ';' . '$tpl->display("' . $include_var . '");' . '?>' : '<?php $tpl = clone $this;' . '$tpl->display("' . $include_var . '");' . '?>'; } elseif (preg_match('/' . $this->__ldel . 'config="([^"]*)"(?: file="([^"]*)"){0,1}' . $this->__rdel . '/', $html, $code)) { $include_var = $this->varReplace($code[1], $left_delimiter = null, $right_delimiter = null, $php_left_delimiter = '".', $php_right_delimiter = '."', $loop_level); $compiledCode .=isset($code[2]) ? '<?php echo $this->getConfig("' . $include_var . '","' . $code[2] . '");' . '?>' : '<?php echo $this->getConfig("' . $include_var . '");' . '?>'; } elseif (preg_match('/' . $this->__ldel . 'loop(?: name){0,1}="\${0,1}([^"]*)"' . $this->__rdel . '/', $html, $code)) { $loop_level++; $var = $this->varReplace('$' . $code[1], $tag_left_delimiter = null, $tag_right_delimiter = null, $php_left_delimiter = null, $php_right_delimiter = null, $loop_level - 1); $counter = "\$counter$loop_level"; $key = "\$key$loop_level"; $value = "\$value$loop_level"; $compiledCode .= "<?php $counter=-1; if( isset($var) && is_array($var) && sizeof($var) ) foreach( $var as $key => $value ){ $counter++; ?>"; } elseif (strpos($html, $this->__template->__leftDelimiter . '/loop' . $this->__template->__rightDelimiter) !== false) { $counter = "\$counter$loop_level"; $loop_level--; $compiledCode .= "<?php } ?>"; } elseif (preg_match('/' . $this->__ldel . 'if(?: condition){0,1}="([^"]*)"' . $this->__rdel . '/', $html, $code)) { $open_if++; $tag = $code[0]; $condition = $code[1]; $this->functionCheck($tag); $parsed_condition = $this->varReplace($condition, $tag_left