public function filter(Kwf_SourceMaps_SourceMap $sourcemap)
{
$temp = tempnam('temp/', 'commonjs');
file_put_contents($temp, $sourcemap->getFileContents());
$parsedFile = Kwf_Assets_CommonJs_ModuleDepsParser::parse($temp);
unlink($temp);
$newSourceMap = Kwf_SourceMaps_SourceMap::createEmptyMap($parsedFile['source']);
if (isset($sourcemap->getMapContentsData(false)->{'_x_org_koala-framework_trlData'})) {
$newSourceMap->getMapContentsData(false)->{'_x_org_koala-framework_trlData'} = $sourcemap->getMapContentsData(false)->{'_x_org_koala-framework_trlData'};
}
if (isset($sourcemap->getMapContentsData(false)->{'_x_org_koala-framework_masterFiles'})) {
$newSourceMap->getMapContentsData(false)->{'_x_org_koala-framework_masterFiles'} = $sourcemap->getMapContentsData(false)->{'_x_org_koala-framework_masterFiles'};
}
return $newSourceMap;
}
private function _parseDependencies($dependency)
{
if (in_array($dependency, $this->_parsed, true)) {
return array();
}
$this->_parsed[] = $dependency;
$ret = array();
$src = $dependency->getContentsSource();
if ($src['type'] == 'file') {
$cacheId = str_replace(array('/', '.', '-', '$'), '_', $src['file']) . '__' . md5_file($src['file']);
} else {
if ($src['type'] == 'contents') {
$cacheId = md5($src['contents']);
} else {
throw new Kwf_Exception_NotYetImplemented();
}
}
$cacheId .= "v2";
//versioned cache id as clear-cache doesn't clear it
$sourceChanged = false;
$deps = array();
$depBrowserAlternatives = array();
$cachedData = self::_getCache()->load($cacheId);
if ($cachedData !== false) {
$deps = $cachedData['deps'];
$depBrowserAlternatives = $cachedData['alternatives'];
$sourceChanged = $cachedData['sourceChanged'];
} else {
if ($src['type'] == 'file') {
$contents = file_get_contents($src['file']);
} else {
if ($src['type'] == 'contents') {
$contents = $src['contents'];
}
}
$useBabel = preg_match("/\\bimport\\s+(?:.+\\s+from\\s+)?[\\'\"]([^\"\\']+)[\"\\']/", $contents);
if ($useBabel) {
$src['type'] = 'contents';
$src['contents'] = $dependency->getContentsPacked()->getFileContents();
//we have to use complied contents as babel adds require() statements
}
if ($src['type'] == 'file') {
$parsedFile = Kwf_Assets_CommonJs_ModuleDepsParser::parse($src['file']);
$deps = $parsedFile['deps'];
} else {
if ($src['type'] == 'contents') {
$temp = tempnam('temp/', 'commonjs');
file_put_contents($temp, $src['contents']);
$parsedFile = Kwf_Assets_CommonJs_ModuleDepsParser::parse($temp);
$deps = $parsedFile['deps'];
unlink($temp);
}
}
if (file_exists("node_modules/" . (string) $dependency)) {
$dep = (string) $dependency;
$package = json_decode(file_get_contents("node_modules/" . substr($dep, 0, strpos($dep, "/")) . '/package.json'), true);
if (isset($package['browser'])) {
if (is_string($package['browser'])) {
$depBrowserAlternatives[$package['main']] = $package['browser'];
} else {
foreach ($package['browser'] as $key => $value) {
$depBrowserAlternatives[$key] = $value;
}
}
}
}
$sourceChanged = $parsedFile['source'] != $contents;
self::_getCache()->save(array('deps' => $deps, 'alternatives' => $depBrowserAlternatives, 'sourceChanged' => $sourceChanged), $cacheId);
}
if ($sourceChanged) {
$dependency->addFilter(new Kwf_Assets_CommonJs_ModuleDepsFilter());
}
foreach ($deps as $depName) {
$dep = $depName;
if ($depBrowserAlternatives) {
if (array_key_exists($dep, $depBrowserAlternatives)) {
$dep = $depBrowserAlternatives[$dep];
}
}
if (substr($dep, 0, 2) == './') {
$fn = $dependency->getFileNameWithType();
$dir = substr($fn, 0, strrpos($fn, '/') + 1);
$dep = $dir . substr($dep, 2);
} else {
if (substr($dep, 0, 3) == '../') {
$fn = $dependency->getFileNameWithType();
$dir = substr($fn, 0, strrpos($fn, '/'));
while (substr($dep, 0, 3) == '../') {
$dep = substr($dep, 3);
$dir = substr($dir, 0, strrpos($dir, '/'));
}
$dep = $dir . '/' . $dep;
}
}
$d = $this->_providerList->findDependency($dep);
if (!$d) {
throw new Kwf_Exception("Can't resolve dependency: require '{$depName}' => '{$dep}' for {$dependency}");
}
$ret[$depName] = $d;
$requires = $d->getDependencies(Kwf_Assets_Dependency_Abstract::DEPENDENCY_TYPE_REQUIRES);
foreach ($requires as $index => $r) {
if ($r->getMimeType() == 'text/javascript') {
unset($requires[$index]);
}
}
$d->setDependencies(Kwf_Assets_Dependency_Abstract::DEPENDENCY_TYPE_REQUIRES, $requires);
foreach ($this->_parseDependencies($d) as $index => $i) {
$d->addDependency(Kwf_Assets_Dependency_Abstract::DEPENDENCY_TYPE_COMMONJS, $i, $index);
}
}
return $ret;
}
