public static function compile(Dwoo_Compiler $compiler, $file)
{
list(self::$lraw, self::$rraw) = $compiler->getDelimiters();
self::$l = preg_quote(self::$lraw, '/');
self::$r = preg_quote(self::$rraw, '/');
if ($compiler->getLooseOpeningHandling()) {
self::$l .= '\\s*';
self::$r = '\\s*' . self::$r;
}
$inheritanceTree = array(array('source' => $compiler->getTemplateSource()));
$curPath = dirname($compiler->getDwoo()->getTemplate()->getResourceIdentifier()) . DIRECTORY_SEPARATOR;
$curTpl = $compiler->getDwoo()->getTemplate();
while (!empty($file)) {
if ($file === '""' || $file === "''" || substr($file, 0, 1) !== '"' && substr($file, 0, 1) !== '\'') {
throw new Dwoo_Compilation_Exception($compiler, 'Extends : The file name must be a non-empty string');
return;
}
if (preg_match('#^["\']([a-z]{2,}):(.*?)["\']$#i', $file, $m)) {
// resource:identifier given, extract them
$resource = $m[1];
$identifier = $m[2];
} else {
// get the current template's resource
$resource = $curTpl->getResourceName();
$identifier = substr($file, 1, -1);
}
try {
$parent = $compiler->getDwoo()->templateFactory($resource, $identifier, null, null, null, $curTpl);
} catch (Dwoo_Security_Exception $e) {
throw new Dwoo_Compilation_Exception($compiler, 'Extends : Security restriction : ' . $e->getMessage());
} catch (Dwoo_Exception $e) {
throw new Dwoo_Compilation_Exception($compiler, 'Extends : ' . $e->getMessage());
}
if ($parent === null) {
throw new Dwoo_Compilation_Exception($compiler, 'Extends : Resource "' . $resource . ':' . $identifier . '" not found.');
} elseif ($parent === false) {
throw new Dwoo_Compilation_Exception($compiler, 'Extends : Resource "' . $resource . '" does not support extends.');
}
$curTpl = $parent;
$newParent = array('source' => $parent->getSource(), 'resource' => $resource, 'identifier' => $parent->getResourceIdentifier(), 'uid' => $parent->getUid());
if (array_search($newParent, $inheritanceTree, true) !== false) {
throw new Dwoo_Compilation_Exception($compiler, 'Extends : Recursive template inheritance detected');
}
$inheritanceTree[] = $newParent;
if (preg_match('/^' . self::$l . 'extends(?:\\(?\\s*|\\s+)(?:file=)?\\s*((["\']).+?\\2|\\S+?)\\s*\\)?\\s*?' . self::$r . '/i', $parent->getSource(), $match)) {
$curPath = dirname($identifier) . DIRECTORY_SEPARATOR;
if (isset($match[2]) && $match[2] == '"') {
$file = '"' . str_replace('"', '\\"', substr($match[1], 1, -1)) . '"';
} elseif (isset($match[2]) && $match[2] == "'") {
$file = '"' . substr($match[1], 1, -1) . '"';
} else {
$file = '"' . $match[1] . '"';
}
} else {
$file = false;
}
}
while (true) {
$parent = array_pop($inheritanceTree);
$child = end($inheritanceTree);
self::$childSource = $child['source'];
self::$lastReplacement = count($inheritanceTree) === 1;
if (!isset($newSource)) {
$newSource = $parent['source'];
}
// TODO parse blocks tree for child source and new source
// TODO replace blocks that are found in the child and in the parent recursively
$firstL = preg_quote(self::$lraw[0], '/');
$restL = preg_quote(substr(self::$lraw, 1), '/');
$newSource = preg_replace_callback('/' . self::$l . 'block (["\']?)(.+?)\\1' . self::$r . '(?:\\r?\\n?)((?:[^' . $firstL . ']*|' . $firstL . '(?!' . $restL . '\\/block' . self::$r . '))*)' . self::$l . '\\/block' . self::$r . '/is', array('Dwoo_Plugin_extends', 'replaceBlock'), $newSource);
$newSource = self::$lraw . 'do extendsCheck("' . $parent['resource'] . ':' . $parent['identifier'] . '")' . self::$rraw . $newSource;
if (self::$lastReplacement) {
break;
}
}
$compiler->setTemplateSource($newSource);
$compiler->recompile();
}
public function testTemplateSourceGetSet()
{
$cmp = new Dwoo_Compiler();
$this->assertEquals(null, $cmp->getTemplateSource());
$cmp->setTemplateSource("foobar");
$cmp->setPointer(3);
$this->assertEquals('foobar', $cmp->getTemplateSource());
$this->assertEquals('bar', $cmp->getTemplateSource(true));
$this->assertEquals('r', $cmp->getTemplateSource(5));
$cmp->setTemplateSource("baz", true);
$this->assertEquals('foobaz', $cmp->getTemplateSource());
$this->assertEquals('baz', $cmp->getTemplateSource(true));
$this->assertEquals('z', $cmp->getTemplateSource(5));
$cmp->setTemplateSource("baz");
$this->assertEquals('baz', $cmp->getTemplateSource());
$this->assertEquals('', $cmp->getTemplateSource(true));
$this->assertEquals('az', $cmp->getTemplateSource(1));
}
