/**
* Parses the contents of the tokenizer and generates a node tree based on
* the found tokens.
*
* @return void
*/
public function parse()
{
$this->compilationUnit = $this->tokenizer->getSourceFile();
$this->compilationUnit->setCache($this->cache)->setId($this->idBuilder->forFile($this->compilationUnit));
$hash = md5_file($this->compilationUnit->getFileName());
if ($this->cache->restore($this->compilationUnit->getId(), $hash)) {
return;
}
$this->cache->remove($this->compilationUnit->getId());
$this->setUpEnvironment();
$this->tokenStack->push();
Log::debug('Processing file ' . $this->compilationUnit);
$tokenType = $this->tokenizer->peek();
while ($tokenType !== Tokenizer::T_EOF) {
switch ($tokenType) {
case Tokens::T_COMMENT:
$this->consumeToken(Tokens::T_COMMENT);
break;
case Tokens::T_DOC_COMMENT:
$comment = $this->consumeToken(Tokens::T_DOC_COMMENT)->image;
$this->packageName = $this->parsePackageAnnotation($comment);
$this->docComment = $comment;
break;
case Tokens::T_USE:
// Parse a use statement. This method has no return value but it
// creates a new entry in the symbol map.
$this->parseUseDeclarations();
break;
case Tokens::T_NAMESPACE:
$this->parseNamespaceDeclaration();
break;
case Tokens::T_NO_PHP:
case Tokens::T_OPEN_TAG:
case Tokens::T_OPEN_TAG_WITH_ECHO:
$this->consumeToken($tokenType);
$this->reset();
break;
case Tokens::T_CLOSE_TAG:
$this->parseNonePhpCode();
$this->reset();
break;
default:
if (null === $this->parseOptionalStatement()) {
// Consume whatever token
$this->consumeToken($tokenType);
}
break;
}
$tokenType = $this->tokenizer->peek();
}
$this->compilationUnit->setTokens($this->tokenStack->pop());
$this->cache->store($this->compilationUnit->getId(), $this->compilationUnit, $hash);
$this->tearDownEnvironment();
}
/**
* Performs the main cli process and returns the exit code.
*
* @return integer
*/
public function run()
{
$this->application = new Application();
try {
if ($this->parseArguments() === false) {
$this->printHelp();
return self::CLI_ERROR;
}
} catch (\Exception $e) {
echo $e->getMessage(), PHP_EOL, PHP_EOL;
$this->printHelp();
return self::CLI_ERROR;
}
if (isset($this->options['--help'])) {
$this->printHelp();
return Runner::SUCCESS_EXIT;
}
if (isset($this->options['--usage'])) {
$this->printUsage();
return Runner::SUCCESS_EXIT;
}
if (isset($this->options['--version'])) {
$this->printVersion();
return Runner::SUCCESS_EXIT;
}
$configurationFile = false;
if (isset($this->options['--configuration'])) {
$configurationFile = $this->options['--configuration'];
if (false === file_exists($configurationFile)) {
$configurationFile = getcwd() . '/' . $configurationFile;
}
if (false === file_exists($configurationFile)) {
$configurationFile = $this->options['--configuration'];
}
unset($this->options['--configuration']);
} elseif (file_exists(getcwd() . '/pdepend.xml')) {
$configurationFile = getcwd() . '/pdepend.xml';
} elseif (file_exists(getcwd() . '/pdepend.xml.dist')) {
$configurationFile = getcwd() . '/pdepend.xml.dist';
}
if ($configurationFile) {
try {
$this->application->setConfigurationFile($configurationFile);
} catch (\Exception $e) {
echo $e->getMessage(), PHP_EOL, PHP_EOL;
$this->printHelp();
return self::CLI_ERROR;
}
}
// Create a new text ui runner
$this->runner = $this->application->getRunner();
$this->assignArguments();
// Get a copy of all options
$options = $this->options;
// Get an array with all available log options
$logOptions = $this->application->getAvailableLoggerOptions();
// Get an array with all available analyzer options
$analyzerOptions = $this->application->getAvailableAnalyzerOptions();
foreach ($options as $option => $value) {
if (isset($logOptions[$option])) {
// Reduce recieved option list
unset($options[$option]);
// Register logger
$this->runner->addReportGenerator(substr($option, 2), $value);
} elseif (isset($analyzerOptions[$option])) {
// Reduce recieved option list
unset($options[$option]);
if (isset($analyzerOptions[$option]['value']) && is_bool($value)) {
echo 'Option ', $option, ' requires a value.', PHP_EOL;
return self::INPUT_ERROR;
} elseif ($analyzerOptions[$option]['value'] === 'file'
&& file_exists($value) === false
) {
echo 'Specified file ', $option, '=', $value,
' not exists.', PHP_EOL;
return self::INPUT_ERROR;
} elseif ($analyzerOptions[$option]['value'] === '*[,...]') {
$value = array_map('trim', explode(',', $value));
}
$this->runner->addOption(substr($option, 2), $value);
}
}
if (isset($options['--without-annotations'])) {
// Disable annotation parsing
$this->runner->setWithoutAnnotations();
// Remove option
unset($options['--without-annotations']);
}
if (isset($options['--optimization'])) {
// This option is deprecated.
echo 'Option --optimization is ambiguous.', PHP_EOL;
// Remove option
unset($options['--optimization']);
}
if (isset($options['--notify-me'])) {
$this->runner->addProcessListener(
new \PDepend\DbusUI\ResultPrinter()
);
unset($options['--notify-me']);
}
if (count($options) > 0) {
$this->printHelp();
echo "Unknown option '", key($options), "' given.", PHP_EOL;
return self::CLI_ERROR;
}
try {
// Output current pdepend version and author
$this->printVersion();
$this->printWorkarounds();
$startTime = time();
$result = $this->runner->run();
if ($this->runner->hasParseErrors() === true) {
$errors = $this->runner->getParseErrors();
printf(
'%sThe following error%s occured:%s',
PHP_EOL,
count($errors) > 1 ? 's' : '',
PHP_EOL
);
foreach ($errors as $error) {
echo $error, PHP_EOL;
}
echo PHP_EOL;
}
$duration = time() - $startTime;
$hours = intval($duration / 3600);
$minutes = intval(($duration - $hours * 3600) / 60);
$seconds = $duration % 60;
echo PHP_EOL, 'Time: ', sprintf('%d:%02d:%02d', $hours, $minutes, $seconds);
if (function_exists('memory_get_peak_usage')) {
$memory = (memory_get_peak_usage(true) / (1024 * 1024));
printf('; Memory: %4.2fMb', $memory);
}
echo PHP_EOL;
return $result;
} catch (\RuntimeException $e) {
echo PHP_EOL, PHP_EOL,
'Critical error: ', PHP_EOL,
'=============== ', PHP_EOL,
$e->getMessage(), PHP_EOL;
Log::debug($e->getTraceAsString());
return $e->getCode();
}
}
/**
* Creates a {@link \PDepend\Source\AST\ASTNode} instance.
*
* @param string $className Local name of the ast node class.
* @param string $image Optional image for the created ast node.
*
* @return \PDepend\Source\AST\ASTNode
* @since 0.9.12
*/
private function buildAstNodeInstance($className, $image = null)
{
$className = "\\PDepend\\Source\\AST\\{$className}";
Log::debug("Creating: {$className}({$image})");
return new $className($image);
}
/**
* Removes the given cache file.
*
* @param \SplFileInfo $file
* @return void
*/
private function garbageCollectFile(\SplFileInfo $file)
{
Log::debug("Removing file '{$file->getPathname()}' from cache.");
@unlink($file->getPathname());
}
