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<?php |
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namespace Automattic\Jetpack\Analyzer; |
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use PhpParser\ParserFactory; |
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use PhpParser\NodeTraverser; |
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use PhpParser\NodeDumper; |
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use PhpParser\NodeVisitor\NameResolver; |
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/** |
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* TODO: share this file loading code w/ Declarations |
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*/ |
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class Invocations extends PersistentList { |
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private $parser; |
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function __construct() { |
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$this->parser = ( new ParserFactory() )->create( ParserFactory::PREFER_PHP7 ); |
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parent::__construct(); |
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} |
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private function slashit( $path ) { |
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$path .= ( substr( $path, -1 ) == '/' ? '' : '/' ); |
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return $path; |
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} |
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/** |
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* Scan every PHP in the root |
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*/ |
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View Code Duplication |
public function scan( $root, $exclude = array() ) { |
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if ( is_dir( $root ) ) { |
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return $this->scan_dir( $this->slashit( $root ), $exclude ); |
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} elseif( is_file( $root ) ) { |
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return $this->scan_file( $this->slashit( dirname( $root ) ), $root ); |
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} else { |
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throw new \Exception( 'input_error', "Expected $root to be a file or directory" ); |
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} |
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} |
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View Code Duplication |
public function scan_dir( $root, $exclude = array() ) { |
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$filter = function ( $file, $key, $iterator ) use ( $exclude ) { |
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if ( $iterator->hasChildren() && ! in_array( $file->getFilename(), $exclude ) ) { |
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return true; |
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} |
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return $file->isFile(); |
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}; |
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$inner_iterator = new \RecursiveDirectoryIterator( $root, \RecursiveDirectoryIterator::SKIP_DOTS ); |
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$iterator = new \RecursiveIteratorIterator( |
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new \RecursiveCallbackFilterIterator( $inner_iterator, $filter ) |
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); |
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$valid_extensions = array( 'php' ); |
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foreach ( $iterator as $file ) { |
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if ( in_array( strtolower( array_pop( explode( '.', $file ) ) ), $valid_extensions ) ) { |
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$this->scan_file( $root, $file ); |
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} |
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} |
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} |
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// public function scan_file( $root, $file_path ) { |
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// $file_path_relative = str_replace( $root, '', $file_path ); |
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// $source = file_get_contents( $file_path ); |
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// try { |
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// $ast = $this->parser->parse( $source ); |
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// } catch ( Error $error ) { |
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// echo "Parse error: {$error->getMessage()}\n"; |
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// return; |
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// } |
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// // $dumper = new NodeDumper; |
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// // echo $dumper->dump($ast) . "\n"; |
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// $traverser = new NodeTraverser(); |
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// $nameResolver = new NameResolver(); |
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// $traverser->addVisitor( $nameResolver ); |
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// // Resolve names |
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// $ast = $traverser->traverse( $ast ); |
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// // now scan for public methods etc |
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// $traverser = new NodeTraverser(); |
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// $declaration_visitor = new Declarations\Visitor( $file_path_relative, $this ); |
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// $traverser->addVisitor( $declaration_visitor ); |
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// $ast = $traverser->traverse( $ast ); |
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// } |
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/** |
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* Scans the file for any invocations that depend on missing or different classes, methods, properties and functions |
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*/ |
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public function scan_file( $root, $file_path, $differences ) { |
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$source = file_get_contents( $file_path ); |
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$parser = ( new ParserFactory() )->create( ParserFactory::PREFER_PHP7 ); |
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try { |
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$ast = $parser->parse( $source ); |
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} catch ( Error $error ) { |
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echo "Parse error: {$error->getMessage()}\n"; |
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return; |
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} |
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// $dumper = new NodeDumper; |
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// echo $dumper->dump($ast) . "\n"; |
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// before parsing, make sure we try to resolve class names |
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$traverser = new NodeTraverser(); |
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$nameResolver = new NameResolver(); |
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$traverser->addVisitor( $nameResolver ); |
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// Resolve names |
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$ast = $traverser->traverse( $ast ); |
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$traverser = new NodeTraverser(); |
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$invocations = new Invocations(); |
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$invocation_finder = new Invocations\Visitor( $file_path, $this ); |
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$traverser->addVisitor( $invocation_finder ); |
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$ast = $traverser->traverse( $ast ); |
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// print_r($this); |
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// $this->print(); |
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// return $invocations; |
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// $dumper = new NodeDumper; |
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// echo $dumper->dump($ast) . "\n"; |
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// TODO: return a list of warnings and errors |
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/** |
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* Scan every invocation to see if it depends on a Difference |
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*/ |
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$warnings = new Warnings(); |
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foreach( $this->get() as $invocation ) { |
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foreach( $differences->get() as $difference ) { |
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// $warning = $ |
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$difference->find_invocation_warnings( $invocation, $warnings ); |
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} |
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} |
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return $warnings; |
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} |
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} |
Automattic /
jetpack
Loading history...
This check looks for function calls that miss required arguments.