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<?php declare(strict_types = 1); |
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/** |
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* Created by PhpStorm. |
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* User: root |
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* Date: 02.08.16 |
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* Time: 0:46. |
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*/ |
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namespace samsonframework\container; |
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use samsonframework\container\resolver\ResolverInterface; |
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use samsonframework\filemanager\FileManagerInterface; |
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use samsonphp\generator\Generator; |
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/** |
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* Class Container. |
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*/ |
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class ContainerBuilder extends Builder |
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{ |
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/** |
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* @var FileManagerInterface |
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* @Injectable |
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*/ |
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protected $fileManger; |
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/** |
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* @var ResolverInterface |
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* @Injectable |
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*/ |
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protected $classResolver; |
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/** |
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* Container constructor. |
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* |
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* @param FileManagerInterface $fileManager |
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* @param ResolverInterface $classResolver |
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* @param Generator $generator |
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*/ |
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public function __construct(FileManagerInterface $fileManager, ResolverInterface $classResolver, Generator $generator) |
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{ |
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$this->fileManger = $fileManager; |
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$this->classResolver = $classResolver; |
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parent::__construct($generator, $this->classMetadata); |
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} |
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/** |
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* Load classes from paths. |
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* |
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* @param array $paths Paths for importing |
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* |
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* @return $this |
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*/ |
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public function loadFromPaths(array $paths) |
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{ |
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// Iterate all paths and get files |
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foreach ($this->fileManger->scan($paths, ['php']) as $phpFile) { |
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require_once($phpFile); |
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// Read all classes in given file |
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$this->loadFromClassNames($this->getDefinedClasses(file_get_contents($phpFile))); |
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} |
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return $this; |
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} |
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/** |
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* Load classes from class names collection. |
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* |
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* @param string[] $classes Collection of class names for resolving |
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* |
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* @return $this |
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*/ |
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public function loadFromClassNames(array $classes) |
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{ |
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// Read all classes in given file |
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foreach ($classes as $className) { |
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// Resolve class metadata |
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$this->classMetadata[$className] = $this->classResolver->resolve(new \ReflectionClass($className)); |
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// Store by metadata name as alias |
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$this->classAliases[$this->classMetadata[$className]->name] = $className; |
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// Store class in defined scopes |
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foreach ($this->classMetadata[$className]->scopes as $scope) { |
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$this->scopes[$scope][] = $className; |
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} |
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} |
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return $this; |
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} |
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/** |
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* Find class names defined in PHP code. |
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* |
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* @param string $php PHP code for scanning |
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* |
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* @return string[] Collection of found class names in php code |
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*/ |
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protected function getDefinedClasses(string $php) : array |
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{ |
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$classes = []; |
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$namespace = null; |
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// Append php marker for parsing file |
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$php = strpos(is_string($php) ? $php : '', '<?php') !== 0 ? '<?php ' . $php : $php; |
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$tokens = token_get_all($php); |
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for ($i = 2, $count = count($tokens); $i < $count; $i++) { |
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if ($tokens[$i - 2][0] === T_CLASS |
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&& $tokens[$i - 1][0] === T_WHITESPACE |
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&& $tokens[$i][0] === T_STRING |
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) { |
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$classes[] = $namespace ? $namespace . '\\' . $tokens[$i][1] : $tokens[$i][1]; |
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} elseif ($tokens[$i - 2][0] === T_NAMESPACE |
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&& $tokens[$i - 1][0] === T_WHITESPACE |
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&& $tokens[$i][0] === T_STRING |
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) { |
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while (isset($tokens[$i]) && is_array($tokens[$i])) { |
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$namespace .= $tokens[$i++][1]; |
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} |
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} |
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} |
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return $classes; |
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} |
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/** |
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* Load classes from PHP c ode. |
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* |
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* @param string $php PHP code |
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* |
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* @return $this |
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*/ |
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1 |
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public function loadFromCode($php) |
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{ |
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if (count($classes = $this->getDefinedClasses($php))) { |
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// TODO: Consider writing cache file and require it |
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eval($php); |
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$this->loadFromClassNames($classes); |
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} |
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return $this; |
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} |
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} |
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samsonframework /
container
