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<?php |
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namespace LaraGeoData\Database\Tables; |
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use Illuminate\Filesystem\Filesystem; |
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use Illuminate\Support\Facades\DB; |
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use Illuminate\Support\Facades\Schema; |
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use Illuminate\Support\Str; |
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use LaraGeoData\Facades\GeoDataImporter; |
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abstract class Table implements GeoTable |
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{ |
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/** |
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* The filesystem instance. |
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* |
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* @var Filesystem |
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*/ |
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protected Filesystem $files; |
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/** |
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* Path where stored all templates. |
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* |
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* @var string |
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*/ |
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protected string $migrationTemplatesPath = __DIR__ . '/../../../database/migrations-stubs/'; |
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/** |
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* Data file path prefix. |
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* |
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* @var string |
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*/ |
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protected $defaultDataFilePathPrefix = ''; |
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public function __construct(Filesystem $files) |
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{ |
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$this->files = $files; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function makeMigration(?string $suffix = null): string |
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{ |
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$templateNameRoot = $this->getTemplateNameRoot(); |
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$template = $this->migrationTemplatesPath . $templateNameRoot . '.php.stub'; |
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$saveTo = database_path('migrations/' . date('Y_m_d_His', time()) . '_' . $templateNameRoot . ($suffix ? "_{$suffix}" : '') . '.php'); |
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$this->files->copy($template, $saveTo); |
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$text = $this->files->get($saveTo); |
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$text = str_replace('/** class_suffix **/', $suffix ? Str::ucfirst(Str::camel($suffix)) : '', $text); |
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$text = str_replace('/** table_suffix **/', $suffix ? " . '_{$suffix}'" : '', $text); |
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$this->files->put($saveTo, $text); |
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return $saveTo; |
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} |
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/** |
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* Get migration template file name (only root part). |
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* |
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* @return string |
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*/ |
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abstract public function getTemplateNameRoot(): string; |
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/** |
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* Get table name (only root part). |
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* |
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* @return string |
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*/ |
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abstract public function getTableNameRoot(): string; |
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/** |
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* @inheritDoc |
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*/ |
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public function loadData(?string $filePath = null, ?string $suffix = null, $truncate = true) |
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{ |
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$tableName = $this->getTableName($suffix); |
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$filePath = $this->getDataFilePath($suffix, $filePath); |
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if ($truncate) { |
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DB::table($tableName)->truncate(); |
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} |
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DB::connection(config('geonames.database.connection')) |
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->statement($this->prepareLoadStatement($tableName, $filePath)); |
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} |
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protected function getDataFilePath(?string $suffix, ?string $filePath): string |
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{ |
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$filePath = $filePath ?: $this->getDefaultDataFilePath($suffix); |
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throw_if(!$filePath, new \Exception('File not found.')); |
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if (!$this->files->exists($filePath)) { |
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$initialFilePath = $filePath; |
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$filePath = GeoDataImporter::storagePath($filePath); |
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if (!$this->files->exists($filePath)) { |
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throw new \Exception("File [{$initialFilePath}] not found."); |
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} |
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} |
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return $filePath; |
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} |
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protected function getDefaultDataFilePath(?string $suffix): string |
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{ |
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if (!$suffix) { |
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return GeoDataImporter::storagePath($this->defaultDataFilePathPrefix . 'allCountries.txt'); |
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} |
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return GeoDataImporter::storagePath($this->defaultDataFilePathPrefix . Str::upper($suffix) . '.txt'); |
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} |
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protected function getTableName(?string $suffix): string |
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{ |
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$tableName = $this->getTableNameRoot(); |
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if ($suffix) { |
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$tableName = "{$tableName}_{$suffix}"; |
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} |
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if (!Schema::connection(config('geonames.database.connection'))->hasTable($tableName)) { |
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throw new \Exception("Table [{$tableName}] not found. Maybe you need run migrations."); |
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} |
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return $tableName; |
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} |
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protected function prepareLoadStatement(string $tableName, string $filePath): string |
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{ |
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$columnsNames = implode(',', $this->orderedColumnsListToLoad()); |
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return "LOAD DATA LOCAL INFILE '{$filePath}' |
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INTO TABLE `{$tableName}` |
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CHARACTER SET '{$this->character()}' |
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({$columnsNames}, |
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@status, |
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@created_at, |
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@updated_at) |
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SET status=2,created_at=NOW(),updated_at=NOW()"; |
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} |
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abstract protected function orderedColumnsListToLoad(): array; |
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/** |
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* @return string |
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*/ |
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protected function character(): string |
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{ |
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return 'utf8mb4'; |
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} |
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} |
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yaroslawww /
laravel-geonames
