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<?php |
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/** |
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* Copyright (c) 2013-2017 |
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* |
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* @category Library |
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* @package Dwoo\Plugins\Functions |
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* @author Jordi Boggiano <[email protected]> |
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* @author David Sanchez <[email protected]> |
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* @copyright 2008-2013 Jordi Boggiano |
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* @copyright 2013-2017 David Sanchez |
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* @license http://dwoo.org/LICENSE LGPLv3 |
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* @version 1.3.6 |
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* @date 2017-03-21 |
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* @link http://dwoo.org/ |
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*/ |
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namespace Dwoo\Plugins\Functions; |
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use Dwoo\Compiler; |
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use Dwoo\ICompilable; |
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use Dwoo\Plugin; |
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use Dwoo\Exception as Exception; |
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use Dwoo\Security\Exception as SecurityException; |
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use Dwoo\Compilation\Exception as CompilationException; |
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use Dwoo\Template\File; |
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/** |
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* Extends another template, read more about template inheritance at {@link |
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* http://wiki.dwoo.org/index.php/TemplateInheritance} |
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* <pre> |
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* * file : the template to extend |
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* </pre> |
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* This software is provided 'as-is', without any express or implied warranty. |
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* In no event will the authors be held liable for any damages arising from the use of this software. |
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*/ |
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class PluginInherits extends PluginExtends implements ICompilable |
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{ |
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/** |
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* @param Compiler $compiler |
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* @param $file |
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* |
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* @throws CompilationException |
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*/ |
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public static function compile(Compiler $compiler, $file) |
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{ |
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list($l, $r) = $compiler->getDelimiters(); |
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self::$l = preg_quote($l, '/'); |
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self::$r = preg_quote($r, '/'); |
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self::$regex = '/ |
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' . self::$l . 'block\s(["\']?)(.+?)\1' . self::$r . '(?:\r?\n?) |
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((?: |
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(?R) |
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[^' . self::$l . ']* |
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(?: |
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(?! ' . self::$l . '\/?block\b ) |
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' . self::$l . ' |
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[^' . self::$l . ']*+ |
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)* |
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)*) |
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' . self::$l . '\/block' . self::$r . ' |
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/six'; |
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if ($compiler->getLooseOpeningHandling()) { |
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self::$l .= '\s*'; |
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self::$r = '\s*' . self::$r; |
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} |
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$inheritanceTree = array(array('source' => $compiler->getTemplateSource())); |
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$curPath = dirname($compiler->getCore()->getTemplate()->getResourceIdentifier()) . DIRECTORY_SEPARATOR; |
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$curTpl = $compiler->getCore()->getTemplate(); |
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while (!empty($file)) { |
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if ($file === '""' || $file === "''" || (substr($file, 0, 1) !== '"' && substr($file, 0, 1) !== '\'')) { |
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throw new CompilationException($compiler, 'Inherits : The file name must be a non-empty string'); |
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} |
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if (preg_match('#^["\']([a-z]{2,}):(.*?)["\']$#i', $file, $m)) { |
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// resource:identifier given, extract them |
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$resource = $m[1]; |
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$identifier = $m[2]; |
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} else { |
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// get the current template's resource |
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$resource = $curTpl->getResourceName(); |
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$identifier = substr($file, 1, - 1); |
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} |
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try { |
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$templateDirs = $compiler->getCore()->getTemplateDir(); |
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$curTemplateDir = str_replace($identifier, '', $curTpl->getResourceIdentifier()); |
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$curTemplateKey = array_search($curTemplateDir, $templateDirs); |
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if ($curTemplateKey !== false && isset($templateDirs[$curTemplateKey+1])) { |
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$nextTemplateDir = $templateDirs[$curTemplateKey+1]; |
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$nextTpl = $nextTemplateDir . $identifier; |
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foreach ($templateDirs as $key => $dir) { |
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if ($key <= $curTemplateKey) { |
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unset($templateDirs[$key]); |
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} |
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} |
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$curTpl = new File( |
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$identifier, |
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null, |
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null, |
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null, |
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$templateDirs |
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); |
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} |
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$parent = $compiler->getCore()->templateFactory($resource, $identifier, null, null, null, $curTpl); |
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} |
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catch (SecurityException $e) { |
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throw new CompilationException($compiler, 'Inherits : Security restriction : ' . $e->getMessage()); |
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} |
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catch (Exception $e) { |
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throw new CompilationException($compiler, 'Inherits : ' . $e->getMessage()); |
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} |
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if ($parent === null) { |
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throw new CompilationException($compiler, 'Inherits : Resource "' . $resource . ':' . $identifier . '" not found.'); |
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} elseif ($parent === false) { |
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throw new CompilationException($compiler, 'Inherits : Resource "' . $resource . '" does not support inherits.'); |
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} |
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$curTpl = $parent; |
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$newParent = array( |
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'source' => $parent->getSource(), |
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'resource' => $resource, |
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'identifier' => $parent->getResourceIdentifier(), |
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'uid' => $parent->getUid() |
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); |
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if (array_search($newParent, $inheritanceTree, true) !== false) { |
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throw new CompilationException($compiler, 'Inherits : Recursive template inheritance detected'); |
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} |
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$inheritanceTree[] = $newParent; |
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if (preg_match('/^' . self::$l . 'inherits(?:\(?\s*|\s+)(?:file=)?\s*((["\']).+?\2|\S+?)\s*\)?\s*?' . self::$r . '/i', $parent->getSource(), $match)) { |
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$curPath = dirname($identifier) . DIRECTORY_SEPARATOR; |
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if (isset($match[2]) && $match[2] == '"') { |
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$file = '"' . str_replace('"', '\\"', substr($match[1], 1, - 1)) . '"'; |
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} elseif (isset($match[2]) && $match[2] == "'") { |
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$file = '"' . substr($match[1], 1, - 1) . '"'; |
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} else { |
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$file = '"' . $match[1] . '"'; |
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} |
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} else { |
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$file = false; |
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} |
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} |
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while (true) { |
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$parent = array_pop($inheritanceTree); |
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$child = end($inheritanceTree); |
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self::$childSource = $child['source']; |
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self::$lastReplacement = count($inheritanceTree) === 1; |
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if (!isset($newSource)) { |
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$newSource = $parent['source']; |
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} |
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$newSource = preg_replace_callback(self::$regex, array( |
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'Dwoo\Plugins\Functions\PluginInherits', |
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'replaceBlock' |
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), $newSource); |
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if (self::$lastReplacement) { |
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break; |
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} |
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} |
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$compiler->setTemplateSource($newSource); |
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$compiler->recompile(); |
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} |
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/** |
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* @param array $matches |
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* |
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* @return mixed|string |
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*/ |
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protected static function replaceBlock(array $matches) |
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{ |
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$matches[3] = self::removeTrailingNewline($matches[3]); |
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if (preg_match_all(self::$regex, self::$childSource, $override) && in_array($matches[2], $override[2])) { |
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$key = array_search($matches[2], $override[2]); |
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$override = self::removeTrailingNewline($override[3][$key]); |
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$l = stripslashes(self::$l); |
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$r = stripslashes(self::$r); |
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if (self::$lastReplacement) { |
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return preg_replace('/' . self::$l . '\$dwoo\.parent' . self::$r . '/is', $matches[3], $override); |
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} |
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return $l . 'block ' . $matches[1] . $matches[2] . $matches[1] . $r . preg_replace('/' . self::$l . '\$dwoo\.parent' . self::$r . '/is', $matches[3], $override) . $l . '/block' . $r; |
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} |
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if (preg_match(self::$regex, $matches[3])) { |
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return preg_replace_callback(self::$regex, array( |
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'Dwoo\Plugins\Functions\PluginInherits', |
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'replaceBlock' |
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), $matches[3]); |
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} |
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if (self::$lastReplacement) { |
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return $matches[3]; |
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} |
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return $matches[0]; |
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} |
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} |
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dneustadt /
majima
