/**
* Get parse tree for a given qualified class name by looking it
* up in the source path.
*
* @param string qualified
* @return xp.compiler.io.Source
*/
public function findClass($qualified)
{
$name = DIRECTORY_SEPARATOR . strtr($qualified, '.', DIRECTORY_SEPARATOR);
foreach ($this->sourcePaths as $path) {
foreach (Syntax::available() as $ext => $syntax) {
if (!file_exists($uri = $path . $name . '.' . $ext)) {
continue;
}
return new FileSource(new File($uri), $syntax);
// FIXME: Use class loader / resources
}
}
return null;
}
/**
* Returns file targets from a folder
*
* @param string uri
* @param bool recursive
* @return xp.compiler.io.FileSource[]
*/
protected static function fromFolder($uri, $recursive)
{
static $filter = null;
if (null === $filter) {
$filter = new AnyOfFilter();
foreach (Syntax::available() as $ext => $syntax) {
$filter->add(new ExtensionEqualsFilter($ext));
}
}
$files = [];
$it = new FilteredIOCollectionIterator(new FileCollection($uri), $filter, $recursive);
foreach ($it as $element) {
$files[] = new FileSource(new File($element->getURI()));
}
return $files;
}
/**
* Returns a given package's contents
*
* @param string $package
* @return string[]
*/
public function packageContents($package)
{
static $syntaxes = '';
// Calculate syntax regex for matching on files
if (!$syntaxes) {
foreach (Syntax::available() as $syntax) {
$syntaxes .= '|' . $syntax->name();
}
$syntaxes = '/\\.(' . substr($syntaxes, 1) . ')$/';
}
// List directory contents, replacing compileable source files with
// class file names. These of course don't exist yet, but will be
// compiled on demand
$return = [];
$dir = strtr($package, '.', DIRECTORY_SEPARATOR);
foreach ($this->files->getSourcePaths() as $path) {
if (!is_dir($d = $path . $dir . DIRECTORY_SEPARATOR)) {
continue;
}
$handle = opendir($d);
while ($e = readdir($handle)) {
if ('.' === $e || '..' === $e) {
continue;
} else {
if (is_dir($d . $e)) {
$return[] = $e . '/';
} else {
if (strstr($e, \xp::CLASS_FILE_EXT)) {
$return[] = $e;
} else {
if ('module.xp' === $e) {
$return[] = $e;
} else {
$return[] = preg_replace($syntaxes, \xp::CLASS_FILE_EXT, $e);
}
}
}
}
}
closedir($handle);
}
return $return;
}
/**
* Returns a subtask (overloaded)
*
* @param var arg either a xp.compiler.io.Source or a fully qualified class name
* @return xp.compiler.task.CompilationTask
* @throws lang.IllegalArgumentException for argument type mismatches
* @throws lang.ElementNotFoundException if class given and class cannot be found
*/
public function newSubTask($arg)
{
if ($arg instanceof Source) {
$source = $arg;
} else {
if (is_string($arg)) {
if (!($source = $this->manager->findClass($arg))) {
throw new ElementNotFoundException(sprintf("Cannot find class %s, tried {*.%s} in [\n %s\n]", $arg, implode(', *.', array_keys(Syntax::available())), implode("\n ", $this->manager->getSourcePaths())));
}
} else {
throw new \lang\IllegalArgumentException('Expected either a string or a Source object');
}
}
return new self($source, $this->listener, $this->manager, $this->emitter, $this->done);
}
