/system/src/Grav/Common/Config/Config.php
PHP | 383 lines | 298 code | 45 blank | 40 comment | 39 complexity | 9dc1920d0393557ba8f7098ac2f4d356 MD5 | raw file
- <?php
- namespace Grav\Common\Config;
- use Grav\Common\File\CompiledYamlFile;
- use Grav\Common\Grav;
- use Grav\Common\Data\Data;
- use RocketTheme\Toolbox\Blueprints\Blueprints;
- use RocketTheme\Toolbox\File\PhpFile;
- use RocketTheme\Toolbox\ResourceLocator\UniformResourceLocator;
- /**
- * The Config class contains configuration information.
- *
- * @author RocketTheme
- * @license MIT
- */
- class Config extends Data
- {
- protected $grav;
- protected $streams = [
- 'system' => [
- 'type' => 'ReadOnlyStream',
- 'prefixes' => [
- '' => ['system'],
- ]
- ],
- 'user' => [
- 'type' => 'ReadOnlyStream',
- 'prefixes' => [
- '' => ['user'],
- ]
- ],
- 'blueprints' => [
- 'type' => 'ReadOnlyStream',
- 'prefixes' => [
- '' => ['user://blueprints', 'system/blueprints'],
- ]
- ],
- 'config' => [
- 'type' => 'ReadOnlyStream',
- 'prefixes' => [
- '' => ['user://config', 'system/config'],
- ]
- ],
- 'plugins' => [
- 'type' => 'ReadOnlyStream',
- 'prefixes' => [
- '' => ['user://plugins'],
- ]
- ],
- 'plugin' => [
- 'type' => 'ReadOnlyStream',
- 'prefixes' => [
- '' => ['user://plugins'],
- ]
- ],
- 'themes' => [
- 'type' => 'ReadOnlyStream',
- 'prefixes' => [
- '' => ['user://themes'],
- ]
- ],
- 'cache' => [
- 'type' => 'Stream',
- 'prefixes' => [
- '' => ['cache'],
- 'images' => ['images']
- ]
- ],
- 'log' => [
- 'type' => 'Stream',
- 'prefixes' => [
- '' => ['logs']
- ]
- ]
- ];
- protected $blueprintFiles = [];
- protected $configFiles = [];
- protected $checksum;
- protected $timestamp;
- protected $configLookup;
- protected $blueprintLookup;
- protected $pluginLookup;
- protected $finder;
- protected $environment;
- protected $messages = [];
- public function __construct(array $items = array(), Grav $grav = null, $environment = null)
- {
- $this->grav = $grav ?: Grav::instance();
- $this->finder = new ConfigFinder;
- $this->environment = $environment ?: 'localhost';
- $this->messages[] = 'Environment Name: ' . $this->environment;
- if (isset($items['@class'])) {
- if ($items['@class'] != get_class($this)) {
- throw new \InvalidArgumentException('Unrecognized config cache file!');
- }
- // Loading pre-compiled configuration.
- $this->timestamp = (int) $items['timestamp'];
- $this->checksum = $items['checksum'];
- $this->items = (array) $items['data'];
- } else {
- // Make sure that
- if (!isset($items['streams']['schemes'])) {
- $items['streams']['schemes'] = [];
- }
- $items['streams']['schemes'] += $this->streams;
- $items = $this->autoDetectEnvironmentConfig($items);
- $this->messages[] = $items['streams']['schemes']['config']['prefixes'][''];
- parent::__construct($items);
- }
- $this->check();
- }
- public function key()
- {
- return $this->checksum();
- }
- public function reload()
- {
- $this->check();
- $this->init();
- return $this;
- }
- protected function check()
- {
- $streams = isset($this->items['streams']['schemes']) ? $this->items['streams']['schemes'] : null;
- if (!is_array($streams)) {
- throw new \InvalidArgumentException('Configuration is missing streams.schemes!');
- }
- $diff = array_keys(array_diff_key($this->streams, $streams));
- if ($diff) {
- throw new \InvalidArgumentException(
- sprintf('Configuration is missing keys %s from streams.schemes!', implode(', ', $diff))
- );
- }
- }
- public function debug()
- {
- foreach ($this->messages as $message) {
- $this->grav['debugger']->addMessage($message);
- }
- }
- public function init()
- {
- /** @var UniformResourceLocator $locator */
- $locator = $this->grav['locator'];
- $this->configLookup = $locator->findResources('config://');
- $this->blueprintLookup = $locator->findResources('blueprints://config');
- $this->pluginLookup = $locator->findResources('plugins://');
- if (!isset($this->checksum)) {
- $this->messages[] = 'No cached configuration, compiling new configuration..';
- } elseif ($this->checksum() != $this->checksum) {
- $this->messages[] = 'Configuration checksum mismatch, reloading configuration..';
- } else {
- $this->messages[] = 'Configuration checksum matches, using cached version.';
- return;
- }
- $this->loadCompiledBlueprints($this->blueprintLookup, $this->pluginLookup, 'master');
- $this->loadCompiledConfig($this->configLookup, $this->pluginLookup, 'master');
- $this->initializeLocator($locator);
- }
- public function checksum()
- {
- $checkBlueprints = $this->get('system.cache.check.blueprints', false);
- $checkConfig = $this->get('system.cache.check.config', true);
- $checkSystem = $this->get('system.cache.check.system', true);
- if (!$checkBlueprints && !$checkConfig && !$checkSystem) {
- $this->messages[] = 'Skip configuration timestamp check.';
- return false;
- }
- // Generate checksum according to the configuration settings.
- if (!$checkConfig) {
- $this->messages[] = 'Check configuration timestamps from system.yaml files.';
- // Just check changes in system.yaml files and ignore all the other files.
- $cc = $checkSystem ? $this->finder->locateConfigFile($this->configLookup, 'system') : [];
- } else {
- $this->messages[] = 'Check configuration timestamps from all configuration files.';
- // Check changes in all configuration files.
- $cc = $this->finder->locateConfigFiles($this->configLookup, $this->pluginLookup);
- }
- if ($checkBlueprints) {
- $this->messages[] = 'Check blueprint timestamps from all blueprint files.';
- $cb = $this->finder->locateBlueprintFiles($this->blueprintLookup, $this->pluginLookup);
- } else {
- $cb = [];
- }
- return md5(json_encode([$cc, $cb]));
- }
- protected function autoDetectEnvironmentConfig($items)
- {
- $environment = $this->environment;
- $env_stream = 'user://'.$environment.'/config';
- if (file_exists(USER_DIR.$environment.'/config')) {
- array_unshift($items['streams']['schemes']['config']['prefixes'][''], $env_stream);
- }
- return $items;
- }
- protected function loadCompiledBlueprints($blueprints, $plugins, $filename = null)
- {
- $checksum = md5(json_encode($blueprints));
- $filename = $filename
- ? CACHE_DIR . 'compiled/blueprints/' . $filename . '-' . $this->environment . '.php'
- : CACHE_DIR . 'compiled/blueprints/' . $checksum . '-' . $this->environment . '.php';
- $file = PhpFile::instance($filename);
- $cache = $file->exists() ? $file->content() : null;
- $blueprintFiles = $this->finder->locateBlueprintFiles($blueprints, $plugins);
- $checksum .= ':'.md5(json_encode($blueprintFiles));
- $class = get_class($this);
- // Load real file if cache isn't up to date (or is invalid).
- if (
- !is_array($cache)
- || !isset($cache['checksum'])
- || !isset($cache['@class'])
- || $cache['checksum'] != $checksum
- || $cache['@class'] != $class
- ) {
- // Attempt to lock the file for writing.
- $file->lock(false);
- // Load blueprints.
- $this->blueprints = new Blueprints;
- foreach ($blueprintFiles as $files) {
- $this->loadBlueprintFiles($files);
- }
- $cache = [
- '@class' => $class,
- 'checksum' => $checksum,
- 'files' => $blueprintFiles,
- 'data' => $this->blueprints->toArray()
- ];
- // If compiled file wasn't already locked by another process, save it.
- if ($file->locked() !== false) {
- $this->messages[] = 'Saving compiled blueprints.';
- $file->save($cache);
- $file->unlock();
- }
- } else {
- $this->blueprints = new Blueprints($cache['data']);
- }
- }
- protected function loadCompiledConfig($configs, $plugins, $filename = null)
- {
- $checksum = md5(json_encode($configs));
- $filename = $filename
- ? CACHE_DIR . 'compiled/config/' . $filename . '-' . $this->environment . '.php'
- : CACHE_DIR . 'compiled/config/' . $checksum . '-' . $this->environment . '.php';
- $file = PhpFile::instance($filename);
- $cache = $file->exists() ? $file->content() : null;
- $configFiles = $this->finder->locateConfigFiles($configs, $plugins);
- $checksum .= ':'.md5(json_encode($configFiles));
- $class = get_class($this);
- // Load real file if cache isn't up to date (or is invalid).
- if (
- !is_array($cache)
- || !isset($cache['checksum'])
- || !isset($cache['@class'])
- || $cache['checksum'] != $checksum
- || $cache['@class'] != $class
- ) {
- // Attempt to lock the file for writing.
- $file->lock(false);
- // Load configuration.
- foreach ($configFiles as $files) {
- $this->loadConfigFiles($files);
- }
- $cache = [
- '@class' => $class,
- 'timestamp' => time(),
- 'checksum' => $this->checksum(),
- 'data' => $this->toArray()
- ];
- // If compiled file wasn't already locked by another process, save it.
- if ($file->locked() !== false) {
- $this->messages[] = 'Saving compiled configuration.';
- $file->save($cache);
- $file->unlock();
- }
- }
- $this->items = $cache['data'];
- }
- /**
- * Load blueprints.
- *
- * @param array $files
- */
- public function loadBlueprintFiles(array $files)
- {
- foreach ($files as $name => $item) {
- $file = CompiledYamlFile::instance($item['file']);
- $this->blueprints->embed($name, $file->content(), '/');
- }
- }
- /**
- * Load configuration.
- *
- * @param array $files
- */
- public function loadConfigFiles(array $files)
- {
- foreach ($files as $name => $item) {
- $file = CompiledYamlFile::instance($item['file']);
- $this->join($name, $file->content(), '/');
- }
- }
- /**
- * Initialize resource locator by using the configuration.
- *
- * @param UniformResourceLocator $locator
- */
- public function initializeLocator(UniformResourceLocator $locator)
- {
- $locator->reset();
- $schemes = (array) $this->get('streams.schemes', []);
- foreach ($schemes as $scheme => $config) {
- if (isset($config['paths'])) {
- $locator->addPath($scheme, '', $config['paths']);
- }
- if (isset($config['prefixes'])) {
- foreach ($config['prefixes'] as $prefix => $paths) {
- $locator->addPath($scheme, $prefix, $paths);
- }
- }
- }
- }
- /**
- * Get available streams and their types from the configuration.
- *
- * @return array
- */
- public function getStreams()
- {
- $schemes = [];
- foreach ((array) $this->get('streams.schemes') as $scheme => $config) {
- $type = !empty($config['type']) ? $config['type'] : 'ReadOnlyStream';
- if ($type[0] != '\\') {
- $type = '\\RocketTheme\\Toolbox\\StreamWrapper\\' . $type;
- }
- $schemes[$scheme] = $type;
- }
- return $schemes;
- }
- }