126 lines
3.6 KiB
PHP
126 lines
3.6 KiB
PHP
<?php
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declare(strict_types=1);
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namespace PmConverter;
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use PmConverter\Exceptions\{
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CannotCreateDirectoryException,
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DirectoryIsNotReadableException,
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DirectoryIsNotWriteableException,
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DirectoryNotExistsException};
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/**
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* Helper class to work with files and directories
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*/
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class FileSystem
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{
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/**
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* Normalizes a given path
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*
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* @param string $path
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* @return string
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*/
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public static function normalizePath(string $path): string
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{
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$path = str_replace('~', $_SERVER['HOME'], $path);
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return rtrim($path, DIRECTORY_SEPARATOR);
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}
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/**
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* Recursively creates a new directory by given path
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*
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* @param string $path
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* @return string
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* @throws CannotCreateDirectoryException
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* @throws DirectoryIsNotWriteableException
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*/
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public static function makeDir(string $path): string
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{
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$path = static::normalizePath($path);
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if (!file_exists($path)) {
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mkdir($path, recursive: true)
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|| throw new CannotCreateDirectoryException("cannot create output directory: $path");
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}
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if (!is_writable($path)) {
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throw new DirectoryIsNotWriteableException("output directory permissions are not valid: $path");
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}
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return $path;
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}
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/**
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* Recursively removes a given directory
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*
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* @param string $path
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* @return void
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* @throws DirectoryIsNotReadableException
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* @throws DirectoryIsNotWriteableException
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* @throws DirectoryNotExistsException
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*/
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public static function removeDir(string $path): void
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{
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$path = static::normalizePath($path);
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$dir_contents = static::dirContents($path);
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foreach ($dir_contents as $record) {
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is_dir($record) ? static::removeDir($record) : @unlink($record);
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}
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file_exists($path) && @rmdir($path);
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}
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/**
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* @param string $path
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* @return bool
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* @throws DirectoryIsNotWriteableException
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* @throws DirectoryNotExistsException
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* @throws DirectoryIsNotReadableException
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*/
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public static function checkDir(string $path): bool
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{
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$path = static::normalizePath($path);
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if (!file_exists($path)) {
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throw new DirectoryNotExistsException("directory does not exist: $path");
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}
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if (!is_readable($path)) {
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throw new DirectoryIsNotReadableException("directory permissions are not valid: $path");
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}
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if (!is_writable($path)) {
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throw new DirectoryIsNotWriteableException("directory permissions are not valid: $path");
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}
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return true;
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}
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/**
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* Returns content of given directory path
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*
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* @param string $path
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* @return array
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*/
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public static function dirContents(string $path): array
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{
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$path = static::normalizePath($path);
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$records = array_diff(@scandir($path) ?: [], ['.', '..']);
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foreach ($records as &$record) {
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$record = sprintf('%s%s%s', $path, DIRECTORY_SEPARATOR, $record);
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}
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return $records;
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}
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/**
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* Checks if a given file is a valid collection json file
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*
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* @param string $path
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* @return bool
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*/
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public static function isCollectionFile(string $path): bool
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{
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$path = static::normalizePath($path);
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return !empty($path = trim($path))
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&& str_ends_with($path, '.postman_collection.json')
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&& file_exists($path)
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&& is_readable($path)
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&& ($json = json_decode(file_get_contents($path), true))
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&& json_last_error() === JSON_ERROR_NONE
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&& isset($json['collection']['info']['name']);
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}
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}
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