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<?php |
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namespace Terranet\Administrator; |
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use Cache; |
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use Carbon\Carbon; |
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use DateTime; |
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use Doctrine\DBAL\Schema\MySqlSchemaManager; |
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class Schema |
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{ |
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/** |
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* @var MySqlSchemaManager |
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*/ |
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private $manager; |
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public function __construct($manager) |
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{ |
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$this->manager = $manager; |
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} |
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/** |
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* Get list of indexed columns. |
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* |
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* @param $table |
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* |
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* @return array |
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*/ |
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public function indexedColumns($table) |
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{ |
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return Cache::remember("{$table}_indexed_columns", $this->lifetime(), function () use ($table) { |
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$indexedColumns = array_reduce($this->indexes($table), function ($indexedColumns, $index) { |
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return array_merge($indexedColumns, $index->getColumns()); |
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}, []); |
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$indexedColumns = array_unique($indexedColumns); |
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sort($indexedColumns); |
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return $indexedColumns; |
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}); |
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} |
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/** |
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* List table indexes. |
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* |
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* @param $table |
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* |
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* @return \Doctrine\DBAL\Schema\Index[] |
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*/ |
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public function indexes($table) |
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{ |
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return Cache::remember("{$table}_indexes", $this->lifetime(), function () use ($table) { |
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return $this->manager->listTableIndexes($table); |
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}); |
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} |
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/** |
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* List table columns. |
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* |
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* @param $table |
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* |
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* @return \Doctrine\DBAL\Schema\Column[] |
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*/ |
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public function columns($table) |
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{ |
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return Cache::remember("{$table}_columns", $this->lifetime(), function () use ($table) { |
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$columns = $this->manager->listTableColumns($table); |
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$keys = array_keys($columns); |
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$vals = array_values($columns); |
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$keys = array_map(function ($key) { |
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return trim(str_replace(['`', '"'], '', $key)); |
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}, $keys); |
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return array_combine($keys, $vals); |
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}); |
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} |
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/** |
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* list table foreign keys. |
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* |
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* @param $table |
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* |
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* @return mixed |
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*/ |
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public function foreignKeys($table) |
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{ |
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return Cache::remember("{$table}_foreign_keys", $this->lifetime(), function () use ($table) { |
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return $this->manager->listTableForeignKeys($table); |
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}); |
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} |
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/** |
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* @return MySqlSchemaManager |
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*/ |
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public function getManager() |
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{ |
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return $this->manager; |
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} |
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/** |
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* Cache lifetime. |
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* |
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* @param int $seconds |
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* |
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* @return DateTime |
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*/ |
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protected function lifetime($seconds = 300) |
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{ |
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return Carbon::now()->addSeconds($seconds); |
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} |
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} |
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adminarchitect /
core
