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<?php |
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declare(strict_types=1); |
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namespace Fabiang\ExceptionGenerator\TemplateResolver; |
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use Fabiang\ExceptionGenerator\Exception\RuntimeException; |
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use function array_values; |
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use function file_exists; |
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use function file_get_contents; |
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use function is_array; |
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use function is_readable; |
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use function json_decode; |
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use function json_last_error; |
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use function strlen; |
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use function strpos; |
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use function uksort; |
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use const JSON_ERROR_NONE; |
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class TemplatePathMatcher |
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{ |
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public const CONFIG_NAME = '.exception-generator.json'; |
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protected string $currentDir; |
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protected string $configPath; |
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/** |
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* defines current dir and path for config |
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*/ |
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public function __construct(string $currentDir, string $configPath) |
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{ |
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$this->currentDir = $currentDir; |
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$this->configPath = $configPath . '/' . self::CONFIG_NAME; |
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} |
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/** |
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* checks if config is valid and returns matching paths |
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* |
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* @throws RuntimeException |
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*/ |
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public function match(string $templateName): false|string |
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{ |
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if (! is_readable($this->configPath)) { |
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return false; |
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} |
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$jsonData = json_decode(file_get_contents($this->configPath), true); |
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if (json_last_error() !== JSON_ERROR_NONE || ! is_array($jsonData)) { |
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throw new RuntimeException("Could not parse json configuration \"$this->configPath\"."); |
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} |
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return $this->getPaths($jsonData, $templateName); |
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} |
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/** |
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* trys to get the most matching path or global from config |
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*/ |
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protected function getPaths(array $configData, string $templateName): false|string |
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{ |
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if (! isset($configData['templatepath']) || ! is_array($configData['templatepath'])) { |
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return false; |
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} |
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$templatePath = $configData['templatepath']; |
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if (isset($templatePath['projects']) && is_array($templatePath['projects'])) { |
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$filteredProjects = $this->filterMatchingPaths($templatePath['projects']); |
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$matchingPath = $this->getMostRelatedPath($filteredProjects, $templateName); |
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if (false !== $matchingPath) { |
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return $matchingPath; |
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} |
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} |
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if (isset($templatePath['global'])) { |
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$globalPath = $templatePath['global']; |
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if (file_exists($globalPath . '/' . $templateName)) { |
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return $globalPath; |
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} |
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} |
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return false; |
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} |
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/** |
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* filters paths matching to current directory |
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*/ |
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public function filterMatchingPaths(array $projects): array |
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{ |
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$filteredProjects = []; |
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foreach ($projects as $path => $projectTemplatePath) { |
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// @todo Windows: case-insensitive match with stripos? |
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if (false !== strpos($this->currentDir, $path)) { |
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$filteredProjects[$path] = $projectTemplatePath; |
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} |
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} |
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return $filteredProjects; |
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} |
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/** |
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* trys to get the most related path where template was found |
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*/ |
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protected function getMostRelatedPath(array $filteredProjects, string $templateName): false|string |
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{ |
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uksort($filteredProjects, function ($a, $b) { |
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$strlenA = strlen($a); |
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$strlenB = strlen($b); |
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if ($strlenA < $strlenB) { |
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return 1; |
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} |
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return -1; |
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}); |
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$filteredProjects = array_values($filteredProjects); |
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foreach ($filteredProjects as $templatePath) { |
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if (file_exists($templatePath . '/' . $templateName)) { |
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return $templatePath; |
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} |
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} |
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return false; |
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} |
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} |
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fabiang /
exception-generator
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