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<?php |
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|
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declare(strict_types=1); |
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|
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namespace TypistTech\Imposter; |
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|
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use SplFileInfo; |
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|
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class Transformer implements TransformerInterface |
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{ |
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/** |
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* @var FilesystemInterface |
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*/ |
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private $filesystem; |
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|
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/** |
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* @var string |
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*/ |
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private $namespacePrefix; |
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|
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/** |
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* Transformer constructor. |
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* |
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* @param string $namespacePrefix |
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* @param FilesystemInterface $filesystem |
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*/ |
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public function __construct(string $namespacePrefix, FilesystemInterface $filesystem) |
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{ |
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$this->namespacePrefix = StringUtil::ensureDoubleBackwardSlash($namespacePrefix); |
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$this->filesystem = $filesystem; |
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} |
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|
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/** |
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* Transform a file or directory recursively. |
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* |
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* @todo Skip non-php files. |
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* |
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* @param string $target Path to the target file or directory. |
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* |
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* @return void |
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*/ |
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public function transform(string $target) |
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{ |
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if ($this->filesystem->isFile($target)) { |
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$this->doTransform($target); |
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|
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return; |
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} |
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|
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$files = $this->filesystem->allFiles($target); |
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|
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array_walk($files, function (SplFileInfo $file) { |
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$this->doTransform($file->getRealPath()); |
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}); |
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} |
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|
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/** |
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* @param string $targetFile |
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* |
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* @return void |
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*/ |
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private function doTransform(string $targetFile) |
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{ |
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$this->prefixNamespace($targetFile); |
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$this->prefixUseConst($targetFile); |
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$this->prefixUseFunction($targetFile); |
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$this->prefixUse($targetFile); |
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} |
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|
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/** |
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* Prefix namespace at the given path. |
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* |
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* @param string $targetFile |
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* |
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* @return void |
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*/ |
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private function prefixNamespace(string $targetFile) |
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{ |
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$pattern = sprintf( |
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'/(\s+)%1$s\\s+(?!(%2$s)|(Composer(\\\\|;)))/', |
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'namespace', |
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$this->namespacePrefix |
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); |
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$replacement = sprintf('%1$s %2$s', '${1}namespace', $this->namespacePrefix); |
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|
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$this->replace($pattern, $replacement, $targetFile); |
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} |
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|
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/** |
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* Replace string in the given file. |
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* |
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* @param string $pattern |
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* @param string $replacement |
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* @param string $targetFile |
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* |
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* @return void |
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*/ |
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private function replace(string $pattern, string $replacement, string $targetFile) |
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{ |
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$this->filesystem->put( |
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$targetFile, |
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preg_replace( |
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$pattern, |
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$replacement, |
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$this->filesystem->get($targetFile) |
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) |
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); |
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} |
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|
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/** |
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* Prefix `use const` keywords at the given path. |
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* |
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* @param string $targetFile |
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* |
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* @return void |
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*/ |
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private function prefixUseConst(string $targetFile) |
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{ |
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$pattern = sprintf( |
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'/%1$s\\s+(?!(%2$s)|(\\\\(?!.*\\\\.*))|(Composer(\\\\|;)|(?!.*\\\\.*)))/', |
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'use const', |
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$this->namespacePrefix |
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); |
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$replacement = sprintf('%1$s %2$s', 'use const', $this->namespacePrefix); |
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|
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$this->replace($pattern, $replacement, $targetFile); |
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} |
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|
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/** |
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* Prefix `use function` keywords at the given path. |
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* |
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* @param string $targetFile |
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* |
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* @return void |
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*/ |
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private function prefixUseFunction(string $targetFile) |
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{ |
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$pattern = sprintf( |
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'/%1$s\\s+(?!(%2$s)|(\\\\(?!.*\\\\.*))|(Composer(\\\\|;)|(?!.*\\\\.*)))/', |
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'use function', |
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$this->namespacePrefix |
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); |
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$replacement = sprintf('%1$s %2$s', 'use function', $this->namespacePrefix); |
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|
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$this->replace($pattern, $replacement, $targetFile); |
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} |
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|
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/** |
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* Prefix `use` keywords at the given path. |
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* |
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* @param string $targetFile |
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* |
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* @return void |
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*/ |
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private function prefixUse(string $targetFile) |
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{ |
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$pattern = sprintf( |
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'/%1$s\\s+(?!(const)|(function)|(%2$s)|(\\\\(?!.*\\\\.*))|(Composer(\\\\|;)|(?!.*\\\\.*)))/', |
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'use', |
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$this->namespacePrefix |
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); |
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$replacement = sprintf('%1$s %2$s', 'use', $this->namespacePrefix); |
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|
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$this->replace($pattern, $replacement, $targetFile); |
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} |
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} |
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|
