2011-03-18 07:35:20 +01:00
|
|
|
<?php
|
|
|
|
/**
|
|
|
|
* A utility class which builds a manifest of all classes, interfaces and some
|
|
|
|
* additional items present in a directory, and caches it.
|
|
|
|
*
|
|
|
|
* It finds the following information:
|
|
|
|
* - Class and interface names and paths.
|
|
|
|
* - All direct and indirect descendants of a class.
|
|
|
|
* - All implementors of an interface.
|
|
|
|
* - All module configuration files.
|
|
|
|
*
|
|
|
|
* @package sapphire
|
|
|
|
* @subpackage manifest
|
|
|
|
*/
|
|
|
|
class SS_ClassManifest {
|
|
|
|
|
|
|
|
const CONF_FILE = '_config.php';
|
|
|
|
|
|
|
|
protected $base;
|
|
|
|
protected $tests;
|
|
|
|
protected $cache;
|
|
|
|
protected $cacheKey;
|
|
|
|
|
|
|
|
protected $classes = array();
|
|
|
|
protected $roots = array();
|
|
|
|
protected $children = array();
|
|
|
|
protected $descendants = array();
|
|
|
|
protected $interfaces = array();
|
|
|
|
protected $implementors = array();
|
|
|
|
protected $configs = array();
|
|
|
|
|
|
|
|
/**
|
|
|
|
* @return TokenisedRegularExpression
|
|
|
|
*/
|
|
|
|
public static function get_class_parser() {
|
|
|
|
return new TokenisedRegularExpression(array(
|
|
|
|
0 => T_CLASS,
|
|
|
|
1 => T_WHITESPACE,
|
|
|
|
2 => array(T_STRING, 'can_jump_to' => array(7, 14), 'save_to' => 'className'),
|
|
|
|
3 => T_WHITESPACE,
|
|
|
|
4 => T_EXTENDS,
|
|
|
|
5 => T_WHITESPACE,
|
2011-12-17 02:03:53 +01:00
|
|
|
6 => array(T_STRING, 'save_to' => 'extends[]', 'can_jump_to' => 14),
|
2011-03-18 07:35:20 +01:00
|
|
|
7 => T_WHITESPACE,
|
|
|
|
8 => T_IMPLEMENTS,
|
|
|
|
9 => T_WHITESPACE,
|
|
|
|
10 => array(T_STRING, 'can_jump_to' => 14, 'save_to' => 'interfaces[]'),
|
|
|
|
11 => array(T_WHITESPACE, 'optional' => true),
|
2011-12-17 02:03:53 +01:00
|
|
|
12 => array(',', 'can_jump_to' => 10, 'save_to' => 'interfaces[]'),
|
2011-03-18 07:35:20 +01:00
|
|
|
13 => array(T_WHITESPACE, 'can_jump_to' => 10),
|
|
|
|
14 => array(T_WHITESPACE, 'optional' => true),
|
|
|
|
15 => '{',
|
|
|
|
));
|
|
|
|
}
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-12-17 02:03:53 +01:00
|
|
|
/**
|
|
|
|
* @return TokenisedRegularExpression
|
|
|
|
*/
|
|
|
|
public static function get_namespaced_class_parser() {
|
|
|
|
return new TokenisedRegularExpression(array(
|
|
|
|
0 => T_CLASS,
|
|
|
|
1 => T_WHITESPACE,
|
|
|
|
2 => array(T_STRING, 'can_jump_to' => array(8, 16), 'save_to' => 'className'),
|
|
|
|
3 => T_WHITESPACE,
|
|
|
|
4 => T_EXTENDS,
|
|
|
|
5 => T_WHITESPACE,
|
|
|
|
6 => array(T_NS_SEPARATOR, 'save_to' => 'extends[]', 'optional' => true),
|
|
|
|
7 => array(T_STRING, 'save_to' => 'extends[]', 'can_jump_to' => array(6, 16)),
|
|
|
|
8 => T_WHITESPACE,
|
|
|
|
9 => T_IMPLEMENTS,
|
|
|
|
10 => T_WHITESPACE,
|
|
|
|
11 => array(T_NS_SEPARATOR, 'save_to' => 'interfaces[]', 'optional' => true),
|
|
|
|
12 => array(T_STRING, 'can_jump_to' => array(11, 16), 'save_to' => 'interfaces[]'),
|
|
|
|
13 => array(T_WHITESPACE, 'optional' => true),
|
|
|
|
14 => array(',', 'can_jump_to' => 11, 'save_to' => 'interfaces[]'),
|
|
|
|
15 => array(T_WHITESPACE, 'can_jump_to' => 11),
|
|
|
|
16 => array(T_WHITESPACE, 'optional' => true),
|
|
|
|
17 => '{',
|
|
|
|
));
|
|
|
|
}
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-12-17 02:03:53 +01:00
|
|
|
/**
|
|
|
|
* @return TokenisedRegularExpression
|
|
|
|
*/
|
|
|
|
public static function get_namespace_parser() {
|
|
|
|
return new TokenisedRegularExpression(array(
|
|
|
|
0 => T_NAMESPACE,
|
|
|
|
1 => T_WHITESPACE,
|
|
|
|
2 => array(T_NS_SEPARATOR, 'save_to' => 'namespaceName[]', 'optional' => true),
|
|
|
|
3 => array(T_STRING, 'save_to' => 'namespaceName[]', 'can_jump_to' => 2),
|
|
|
|
4 => array(T_WHITESPACE, 'optional' => true),
|
|
|
|
5 => ';',
|
|
|
|
));
|
|
|
|
}
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-03-18 07:35:20 +01:00
|
|
|
/**
|
|
|
|
* @return TokenisedRegularExpression
|
|
|
|
*/
|
|
|
|
public static function get_interface_parser() {
|
|
|
|
return new TokenisedRegularExpression(array(
|
|
|
|
0 => T_INTERFACE,
|
|
|
|
1 => T_WHITESPACE,
|
2011-04-19 05:52:20 +02:00
|
|
|
2 => array(T_STRING, 'save_to' => 'interfaceName')
|
2011-03-18 07:35:20 +01:00
|
|
|
));
|
|
|
|
}
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-03-18 07:35:20 +01:00
|
|
|
/**
|
|
|
|
* Constructs and initialises a new class manifest, either loading the data
|
|
|
|
* from the cache or re-scanning for classes.
|
|
|
|
*
|
|
|
|
* @param string $base The manifest base path.
|
|
|
|
* @param bool $includeTests Include the contents of "tests" directories.
|
|
|
|
* @param bool $forceRegen Force the manifest to be regenerated.
|
2011-03-22 15:22:44 +01:00
|
|
|
* @param bool $cache If the manifest is regenerated, cache it.
|
2011-03-18 07:35:20 +01:00
|
|
|
*/
|
2011-03-22 15:22:44 +01:00
|
|
|
public function __construct($base, $includeTests = false, $forceRegen = false, $cache = true) {
|
2011-03-18 07:35:20 +01:00
|
|
|
$this->base = $base;
|
|
|
|
$this->tests = $includeTests;
|
|
|
|
|
|
|
|
$this->cache = SS_Cache::factory('SS_ClassManifest', 'Core', array(
|
|
|
|
'automatic_serialization' => true,
|
|
|
|
'lifetime' => null
|
|
|
|
));
|
|
|
|
$this->cacheKey = $this->tests ? 'manifest_tests' : 'manifest';
|
|
|
|
|
|
|
|
if (!$forceRegen && $data = $this->cache->load($this->cacheKey)) {
|
|
|
|
$this->classes = $data['classes'];
|
|
|
|
$this->descendants = $data['descendants'];
|
|
|
|
$this->interfaces = $data['interfaces'];
|
|
|
|
$this->implementors = $data['implementors'];
|
|
|
|
$this->configs = $data['configs'];
|
|
|
|
} else {
|
2011-03-22 15:22:44 +01:00
|
|
|
$this->regenerate($cache);
|
2011-03-18 07:35:20 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns the file path to a class or interface if it exists in the
|
|
|
|
* manifest.
|
|
|
|
*
|
|
|
|
* @param string $name
|
|
|
|
* @return string|null
|
|
|
|
*/
|
|
|
|
public function getItemPath($name) {
|
|
|
|
$name = strtolower($name);
|
|
|
|
|
|
|
|
if (isset($this->classes[$name])) {
|
|
|
|
return $this->classes[$name];
|
|
|
|
} elseif (isset($this->interfaces[$name])) {
|
|
|
|
return $this->interfaces[$name];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns a map of lowercased class names to file paths.
|
|
|
|
*
|
|
|
|
* @return array
|
|
|
|
*/
|
|
|
|
public function getClasses() {
|
|
|
|
return $this->classes;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns a lowercase array of all the class names in the manifest.
|
|
|
|
*
|
|
|
|
* @return array
|
|
|
|
*/
|
|
|
|
public function getClassNames() {
|
|
|
|
return array_keys($this->classes);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns an array of all the descendant data.
|
|
|
|
*
|
|
|
|
* @return array
|
|
|
|
*/
|
|
|
|
public function getDescendants() {
|
|
|
|
return $this->descendants;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns an array containing all the descendants (direct and indirect)
|
|
|
|
* of a class.
|
|
|
|
*
|
|
|
|
* @param string|object $class
|
|
|
|
* @return array
|
|
|
|
*/
|
|
|
|
public function getDescendantsOf($class) {
|
|
|
|
if (is_object($class)) {
|
|
|
|
$class = get_class($class);
|
|
|
|
}
|
|
|
|
|
|
|
|
$lClass = strtolower($class);
|
|
|
|
|
|
|
|
if (array_key_exists($lClass, $this->descendants)) {
|
|
|
|
return $this->descendants[$lClass];
|
|
|
|
} else {
|
|
|
|
return array();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns a map of lowercased interface names to file locations.
|
|
|
|
*
|
|
|
|
* @return array
|
|
|
|
*/
|
|
|
|
public function getInterfaces() {
|
|
|
|
return $this->interfaces;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns a map of lowercased interface names to the classes the implement
|
|
|
|
* them.
|
|
|
|
*
|
|
|
|
* @return array
|
|
|
|
*/
|
|
|
|
public function getImplementors() {
|
|
|
|
return $this->implementors;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns an array containing the class names that implement a certain
|
|
|
|
* interface.
|
|
|
|
*
|
|
|
|
* @param string $interface
|
|
|
|
* @return array
|
|
|
|
*/
|
|
|
|
public function getImplementorsOf($interface) {
|
|
|
|
$interface = strtolower($interface);
|
|
|
|
|
|
|
|
if (array_key_exists($interface, $this->implementors)) {
|
|
|
|
return $this->implementors[$interface];
|
|
|
|
} else {
|
|
|
|
return array();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Returns an array of paths to module config files.
|
|
|
|
*
|
|
|
|
* @return array
|
|
|
|
*/
|
|
|
|
public function getConfigs() {
|
|
|
|
return $this->configs;
|
|
|
|
}
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-04-30 07:35:25 +02:00
|
|
|
/**
|
|
|
|
* Returns an array of module names mapped to their paths.
|
|
|
|
* "Modules" in sapphire are simply directories with a _config.php file.
|
2012-03-13 23:38:34 +01:00
|
|
|
*
|
2011-04-30 07:35:25 +02:00
|
|
|
* @return array
|
|
|
|
*/
|
|
|
|
public function getModules() {
|
|
|
|
$modules = array();
|
|
|
|
foreach($this->configs as $configPath) {
|
|
|
|
$modules[basename(dirname($configPath))] = dirname($configPath);
|
|
|
|
}
|
|
|
|
return $modules;
|
|
|
|
}
|
2011-03-18 07:35:20 +01:00
|
|
|
|
|
|
|
/**
|
|
|
|
* Completely regenerates the manifest file.
|
|
|
|
*
|
|
|
|
* @param bool $cache Cache the result.
|
|
|
|
*/
|
|
|
|
public function regenerate($cache = true) {
|
|
|
|
$reset = array(
|
|
|
|
'classes', 'roots', 'children', 'descendants', 'interfaces',
|
|
|
|
'implementors', 'configs'
|
|
|
|
);
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-03-18 07:35:20 +01:00
|
|
|
// Reset the manifest so stale info doesn't cause errors.
|
|
|
|
foreach ($reset as $reset) {
|
|
|
|
$this->$reset = array();
|
|
|
|
}
|
|
|
|
|
|
|
|
$finder = new ManifestFileFinder();
|
|
|
|
$finder->setOptions(array(
|
2012-03-13 23:38:34 +01:00
|
|
|
'name_regex' => '/^(_config.php|[^_].*\.php)$/',
|
2011-03-18 07:35:20 +01:00
|
|
|
'ignore_files' => array('index.php', 'main.php', 'cli-script.php'),
|
|
|
|
'ignore_tests' => !$this->tests,
|
|
|
|
'file_callback' => array($this, 'handleFile')
|
|
|
|
));
|
|
|
|
$finder->find($this->base);
|
|
|
|
|
|
|
|
foreach ($this->roots as $root) {
|
|
|
|
$this->coalesceDescendants($root);
|
|
|
|
}
|
|
|
|
|
|
|
|
if ($cache) {
|
|
|
|
$data = array(
|
|
|
|
'classes' => $this->classes,
|
|
|
|
'descendants' => $this->descendants,
|
|
|
|
'interfaces' => $this->interfaces,
|
|
|
|
'implementors' => $this->implementors,
|
|
|
|
'configs' => $this->configs
|
|
|
|
);
|
|
|
|
$this->cache->save($data, $this->cacheKey);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
public function handleFile($basename, $pathname, $depth) {
|
2011-04-30 07:35:25 +02:00
|
|
|
if ($basename == self::CONF_FILE) {
|
2011-03-18 07:35:20 +01:00
|
|
|
$this->configs[] = $pathname;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
$classes = null;
|
|
|
|
$interfaces = null;
|
2011-12-17 02:03:53 +01:00
|
|
|
$namespace = null;
|
2011-03-18 07:35:20 +01:00
|
|
|
|
|
|
|
// The results of individual file parses are cached, since only a few
|
|
|
|
// files will have changed and TokenisedRegularExpression is quite
|
|
|
|
// slow. A combination of the file name and file contents hash are used,
|
|
|
|
// since just using the datetime lead to problems with upgrading.
|
|
|
|
$file = file_get_contents($pathname);
|
|
|
|
$key = preg_replace('/[^a-zA-Z0-9_]/', '_', $basename) . '_' . md5($file);
|
|
|
|
|
|
|
|
if ($data = $this->cache->load($key)) {
|
|
|
|
$valid = (
|
2011-12-17 02:03:53 +01:00
|
|
|
isset($data['classes']) && isset($data['interfaces']) && isset($data['namespace'])
|
2011-12-17 02:32:14 +01:00
|
|
|
&& is_array($data['classes']) && is_array($data['interfaces']) && is_string($data['namespace'])
|
2011-03-18 07:35:20 +01:00
|
|
|
);
|
|
|
|
|
|
|
|
if ($valid) {
|
|
|
|
$classes = $data['classes'];
|
|
|
|
$interfaces = $data['interfaces'];
|
2011-12-17 02:03:53 +01:00
|
|
|
$namespace = $data['namespace'];
|
2011-03-18 07:35:20 +01:00
|
|
|
}
|
|
|
|
}
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-03-18 07:35:20 +01:00
|
|
|
if (!$classes) {
|
|
|
|
$tokens = token_get_all($file);
|
2011-12-17 02:03:53 +01:00
|
|
|
if(version_compare(PHP_VERSION, '5.3', '>=')) {
|
|
|
|
$classes = self::get_namespaced_class_parser()->findAll($tokens);
|
|
|
|
$namespace = self::get_namespace_parser()->findAll($tokens);
|
|
|
|
if($namespace) {
|
|
|
|
$namespace = implode('', $namespace[0]['namespaceName']) . '\\';
|
|
|
|
} else {
|
|
|
|
$namespace = '';
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
$classes = self::get_class_parser()->findAll($tokens);
|
|
|
|
$namespace = '';
|
|
|
|
}
|
2011-03-18 07:35:20 +01:00
|
|
|
$interfaces = self::get_interface_parser()->findAll($tokens);
|
|
|
|
|
2011-12-17 02:03:53 +01:00
|
|
|
$cache = array('classes' => $classes, 'interfaces' => $interfaces, 'namespace' => $namespace);
|
2011-03-18 07:35:20 +01:00
|
|
|
$this->cache->save($cache, $key, array('fileparse'));
|
|
|
|
}
|
|
|
|
|
|
|
|
foreach ($classes as $class) {
|
2011-12-17 02:03:53 +01:00
|
|
|
$name = $namespace . $class['className'];
|
|
|
|
$extends = isset($class['extends']) ? implode('', $class['extends']) : null;
|
2011-03-18 07:35:20 +01:00
|
|
|
$implements = isset($class['interfaces']) ? $class['interfaces'] : null;
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-12-22 22:22:45 +01:00
|
|
|
if($extends && $extends[0] != '\\') {
|
2011-12-17 02:03:53 +01:00
|
|
|
$extends = $namespace . $extends;
|
|
|
|
} elseif($extends) {
|
|
|
|
$extends = substr($extends, 1);
|
|
|
|
}
|
2011-03-18 07:35:20 +01:00
|
|
|
|
|
|
|
if (array_key_exists($name, $this->classes)) {
|
|
|
|
throw new Exception(sprintf(
|
|
|
|
'There are two files containing the "%s" class: "%s" and "%s"',
|
|
|
|
$name, $this->classes[$name], $pathname
|
|
|
|
));
|
|
|
|
}
|
|
|
|
|
|
|
|
$this->classes[strtolower($name)] = $pathname;
|
|
|
|
|
|
|
|
if ($extends) {
|
|
|
|
$extends = strtolower($extends);
|
|
|
|
|
|
|
|
if (!isset($this->children[$extends])) {
|
|
|
|
$this->children[$extends] = array($name);
|
|
|
|
} else {
|
|
|
|
$this->children[$extends][] = $name;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
$this->roots[] = $name;
|
|
|
|
}
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-12-17 02:03:53 +01:00
|
|
|
if ($implements) {
|
|
|
|
$interface = $namespace;
|
|
|
|
for($i = 0; $i < count($implements); ++$i) {
|
|
|
|
if($implements[$i] == ',') {
|
|
|
|
$interface = $namespace;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if($implements[$i] == '\\' && $interface == $namespace) {
|
|
|
|
$interface = '';
|
|
|
|
} else {
|
|
|
|
$interface .= $implements[$i];
|
|
|
|
}
|
|
|
|
if($i == count($implements)-1 || $implements[$i+1] == ',') {
|
|
|
|
$interface = strtolower($interface);
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-12-17 02:03:53 +01:00
|
|
|
if (!isset($this->implementors[$interface])) {
|
|
|
|
$this->implementors[$interface] = array($name);
|
|
|
|
} else {
|
|
|
|
$this->implementors[$interface][] = $name;
|
|
|
|
}
|
|
|
|
}
|
2011-03-18 07:35:20 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-03-18 07:35:20 +01:00
|
|
|
foreach ($interfaces as $interface) {
|
2011-12-17 02:03:53 +01:00
|
|
|
$this->interfaces[strtolower($namespace . $interface['interfaceName'])] = $pathname;
|
2011-03-18 07:35:20 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Recursively coalesces direct child information into full descendant
|
|
|
|
* information.
|
|
|
|
*
|
|
|
|
* @param string $class
|
|
|
|
* @return array
|
|
|
|
*/
|
|
|
|
protected function coalesceDescendants($class) {
|
|
|
|
$result = array();
|
|
|
|
$lClass = strtolower($class);
|
2012-03-13 23:38:34 +01:00
|
|
|
|
2011-03-18 07:35:20 +01:00
|
|
|
if (array_key_exists($lClass, $this->children)) {
|
|
|
|
$this->descendants[$lClass] = array();
|
|
|
|
|
|
|
|
foreach ($this->children[$lClass] as $class) {
|
|
|
|
$this->descendants[$lClass] = array_merge(
|
|
|
|
$this->descendants[$lClass],
|
|
|
|
array($class),
|
|
|
|
$this->coalesceDescendants($class)
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
return $this->descendants[$lClass];
|
|
|
|
} else {
|
|
|
|
return array();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|