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<?php |
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namespace Yajra\Datatables\Engines; |
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use Illuminate\Database\Eloquent\Builder as EloquentBuilder; |
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use Illuminate\Database\Eloquent\Relations\BelongsTo; |
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use Illuminate\Database\Eloquent\Relations\BelongsToMany; |
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use Illuminate\Database\Eloquent\Relations\HasOneOrMany; |
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use Illuminate\Database\Eloquent\Relations\MorphToMany; |
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use Illuminate\Database\Query\Builder; |
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use Illuminate\Database\Query\Expression; |
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use Illuminate\Support\Str; |
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use Yajra\Datatables\Request; |
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/** |
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* Class QueryBuilderEngine. |
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* |
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* @package Yajra\Datatables\Engines |
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* @author Arjay Angeles <[email protected]> |
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*/ |
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class QueryBuilderEngine extends BaseEngine |
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{ |
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/** |
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* Builder object. |
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* |
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* @var \Illuminate\Database\Query\Builder|\Illuminate\Database\Eloquent\Builder |
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*/ |
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protected $query; |
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/** |
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* Query builder object. |
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* |
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* @var \Illuminate\Database\Query\Builder |
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*/ |
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protected $builder; |
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/** |
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* Database connection used. |
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* |
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* @var \Illuminate\Database\Connection |
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*/ |
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protected $connection; |
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/** |
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* @param \Illuminate\Database\Query\Builder $builder |
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* @param \Yajra\Datatables\Request $request |
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*/ |
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public function __construct(Builder $builder, Request $request) |
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{ |
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$this->query = $builder; |
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$this->request = $request; |
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$this->columns = $builder->columns; |
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$this->connection = $builder->getConnection(); |
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$this->prefix = $this->connection->getTablePrefix(); |
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$this->database = $this->connection->getDriverName(); |
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if ($this->isDebugging()) { |
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$this->connection->enableQueryLog(); |
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} |
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} |
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/** |
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* Set auto filter off and run your own filter. |
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* Overrides global search. |
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* |
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* @param callable $callback |
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* @param bool $globalSearch |
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* @return $this |
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*/ |
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public function filter(callable $callback, $globalSearch = false) |
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{ |
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$this->overrideGlobalSearch($callback, $this->query, $globalSearch); |
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return $this; |
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} |
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/** |
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* Count total items. |
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* |
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* @return integer |
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*/ |
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public function totalCount() |
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{ |
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return $this->totalRecords ? $this->totalRecords : $this->count(); |
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} |
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/** |
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* Counts current query. |
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* |
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* @return int |
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*/ |
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public function count() |
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{ |
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$myQuery = clone $this->query; |
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// if its a normal query ( no union, having and distinct word ) |
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// replace the select with static text to improve performance |
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View Code Duplication |
if (!Str::contains(Str::lower($myQuery->toSql()), ['union', 'having', 'distinct', 'order by', 'group by'])) { |
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$row_count = $this->wrap('row_count'); |
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$myQuery->select($this->connection->raw("'1' as {$row_count}")); |
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} |
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return $this->connection->table($this->connection->raw('(' . $myQuery->toSql() . ') count_row_table')) |
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->setBindings($myQuery->getBindings())->count(); |
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} |
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/** |
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* Wrap column with DB grammar. |
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* |
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* @param string $column |
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* @return string |
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*/ |
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protected function wrap($column) |
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{ |
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return $this->connection->getQueryGrammar()->wrap($column); |
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} |
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/** |
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* Perform global search. |
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* |
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* @return void |
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*/ |
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public function filtering() |
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{ |
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$keyword = $this->request->keyword(); |
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if ($this->isSmartSearch()) { |
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$this->smartGlobalSearch($keyword); |
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return; |
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} |
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$this->globalSearch($keyword); |
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} |
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/** |
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* Perform multi-term search by splitting keyword into |
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* individual words and searches for each of them. |
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* |
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* @param string $keyword |
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*/ |
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private function smartGlobalSearch($keyword) |
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{ |
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$keywords = array_filter(explode(' ', $keyword)); |
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foreach ($keywords as $keyword) { |
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$this->globalSearch($keyword); |
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} |
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} |
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/** |
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* Perform global search for the given keyword. |
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* |
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* @param string $keyword |
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*/ |
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private function globalSearch($keyword) |
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{ |
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$this->query->where(function ($query) use ($keyword) { |
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$query = $this->getBaseQueryBuilder($query); |
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foreach ($this->request->searchableColumnIndex() as $index) { |
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$columnName = $this->getColumnName($index); |
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if ($this->isBlacklisted($columnName) && !$this->hasCustomFilter($columnName)) { |
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continue; |
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} |
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if ($this->hasCustomFilter($columnName)) { |
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$callback = $this->columnDef['filter'][$columnName]['method']; |
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$builder = $query->newQuery(); |
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$callback($builder, $keyword); |
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$query->addNestedWhereQuery($builder, 'or'); |
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} else { |
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View Code Duplication |
if (count(explode('.', $columnName)) > 1) { |
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$eagerLoads = $this->getEagerLoads(); |
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$parts = explode('.', $columnName); |
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$relationColumn = array_pop($parts); |
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$relation = implode('.', $parts); |
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if (in_array($relation, $eagerLoads)) { |
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$this->compileRelationSearch( |
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$query, |
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$relation, |
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$relationColumn, |
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$keyword |
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); |
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} else { |
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$this->compileQuerySearch($query, $columnName, $keyword); |
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} |
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} else { |
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$this->compileQuerySearch($query, $columnName, $keyword); |
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} |
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} |
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$this->isFilterApplied = true; |
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} |
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}); |
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} |
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/** |
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* Get the base query builder instance. |
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* |
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* @param mixed $instance |
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* @return \Illuminate\Database\Query\Builder|\Illuminate\Database\Eloquent\Builder |
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*/ |
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protected function getBaseQueryBuilder($instance = null) |
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{ |
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if (!$instance) { |
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$instance = $this->query; |
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} |
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if ($instance instanceof EloquentBuilder) { |
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return $instance->getQuery(); |
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} |
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return $instance; |
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} |
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/** |
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* Check if column has custom filter handler. |
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* |
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* @param string $columnName |
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* @return bool |
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*/ |
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public function hasCustomFilter($columnName) |
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{ |
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return isset($this->columnDef['filter'][$columnName]); |
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} |
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/** |
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* Get eager loads keys if eloquent. |
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* |
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* @return array |
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*/ |
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protected function getEagerLoads() |
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{ |
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if ($this->query instanceof EloquentBuilder) { |
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return array_keys($this->query->getEagerLoads()); |
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} |
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return []; |
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} |
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/** |
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* Add relation query on global search. |
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* |
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* @param mixed $query |
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* @param string $relation |
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* @param string $column |
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* @param string $keyword |
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*/ |
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protected function compileRelationSearch($query, $relation, $column, $keyword) |
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{ |
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$myQuery = clone $this->query; |
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/** |
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* For compile nested relation, we need store all nested relation as array |
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* and reverse order to apply where query. |
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* With this method we can create nested sub query with properly relation. |
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*/ |
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/** |
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* Store all relation data that require in next step |
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*/ |
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$relationChunk = []; |
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/** |
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* Store last eloquent query builder for get next relation. |
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*/ |
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$lastQuery = $query; |
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$relations = explode('.', $relation); |
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$lastRelation = end($relations); |
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foreach ($relations as $relation) { |
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$relationType = $myQuery->getModel()->{$relation}(); |
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$myQuery->orWhereHas($relation, function ($builder) use ( |
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$column, |
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$keyword, |
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$query, |
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$relationType, |
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$relation, |
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$lastRelation, |
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&$relationChunk, |
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&$lastQuery |
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) { |
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$builder->select($this->connection->raw('count(1)')); |
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// We will perform search on last relation only. |
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if ($relation == $lastRelation) { |
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$this->compileQuerySearch($builder, $column, $keyword, ''); |
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} |
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// Put require object to next step!! |
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$relationChunk[$relation] = [ |
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'builder' => $builder, |
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'relationType' => $relationType, |
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'query' => $lastQuery, |
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]; |
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// This is trick make sub query. |
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$lastQuery = $builder; |
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}); |
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// This is trick to make nested relation by pass previous relation to be next query eloquent builder |
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$myQuery = $relationType; |
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} |
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/** |
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* Reverse them all |
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*/ |
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$relationChunk = array_reverse($relationChunk, true); |
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/** |
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* Create valuable for use in check last relation |
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*/ |
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end($relationChunk); |
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$lastRelation = key($relationChunk); |
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reset($relationChunk); |
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/** |
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* Walking ... |
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*/ |
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foreach ($relationChunk as $relation => $chunk) { |
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// Prepare variables |
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$builder = $chunk['builder']; |
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$query = $chunk['query']; |
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$bindings = $builder->getBindings(); |
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$builder = "({$builder->toSql()}) >= 1"; |
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// Check if it last relation we will use orWhereRaw |
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if ($lastRelation == $relation) { |
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$relationMethod = "orWhereRaw"; |
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} else { |
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// For case parent relation of nested relation. |
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// We must use and for properly query and get correct result |
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$relationMethod = "whereRaw"; |
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} |
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$query->{$relationMethod}($builder, $bindings); |
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} |
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} |
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/** |
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* Compile query builder where clause depending on configurations. |
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* |
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* @param mixed $query |
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* @param string $column |
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* @param string $keyword |
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* @param string $relation |
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*/ |
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protected function compileQuerySearch($query, $column, $keyword, $relation = 'or') |
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{ |
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$column = $this->addTablePrefix($query, $column); |
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$column = $this->castColumn($column); |
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$sql = $column . ' LIKE ?'; |
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if ($this->isCaseInsensitive()) { |
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$sql = 'LOWER(' . $column . ') LIKE ?'; |
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} |
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$query->{$relation . 'WhereRaw'}($sql, [$this->prepareKeyword($keyword)]); |
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} |
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/** |
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* Patch for fix about ambiguous field. |
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* Ambiguous field error will appear when query use join table and search with keyword. |
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* |
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* @param mixed $query |
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* @param string $column |
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* @return string |
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*/ |
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protected function addTablePrefix($query, $column) |
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{ |
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// Check if field does not have a table prefix |
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if (strpos($column, '.') === false) { |
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// Alternative method to check instanceof \Illuminate\Database\Eloquent\Builder |
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if (method_exists($query, 'getQuery')) { |
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$q = $query->getQuery(); |
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} else { |
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$q = $query; |
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} |
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if (!$q->from instanceof Expression) { |
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// Get table from query and add it. |
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$column = $q->from . '.' . $column; |
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} |
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} |
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return $this->wrap($column); |
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} |
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|
|
|
/** |
389
|
|
|
* Wrap a column and cast based on database driver. |
390
|
|
|
* |
391
|
|
|
* @param string $column |
392
|
|
|
* @return string |
393
|
|
|
*/ |
394
|
|
|
protected function castColumn($column) |
395
|
|
|
{ |
396
|
|
|
if ($this->database === 'pgsql') { |
397
|
|
|
$column = 'CAST(' . $column . ' as TEXT)'; |
398
|
|
|
} elseif ($this->database === 'firebird') { |
399
|
|
|
$column = 'CAST(' . $column . ' as VARCHAR(255))'; |
400
|
|
|
} |
401
|
|
|
|
402
|
|
|
return $column; |
403
|
|
|
} |
404
|
|
|
|
405
|
|
|
/** |
406
|
|
|
* Prepare search keyword based on configurations. |
407
|
|
|
* |
408
|
|
|
* @param string $keyword |
409
|
|
|
* @return string |
410
|
|
|
*/ |
411
|
|
|
protected function prepareKeyword($keyword) |
412
|
|
|
{ |
413
|
|
|
if ($this->isCaseInsensitive()) { |
414
|
|
|
$keyword = Str::lower($keyword); |
415
|
|
|
} |
416
|
|
|
|
417
|
|
|
if ($this->isWildcard()) { |
418
|
|
|
$keyword = $this->wildcardLikeString($keyword); |
419
|
|
|
} |
420
|
|
|
|
421
|
|
|
if ($this->isSmartSearch()) { |
422
|
|
|
$keyword = "%$keyword%"; |
423
|
|
|
} |
424
|
|
|
|
425
|
|
|
return $keyword; |
426
|
|
|
} |
427
|
|
|
|
428
|
|
|
/** |
429
|
|
|
* Perform column search. |
430
|
|
|
* |
431
|
|
|
* @return void |
432
|
|
|
*/ |
433
|
|
|
public function columnSearch() |
434
|
|
|
{ |
435
|
|
|
$columns = $this->request->columns(); |
436
|
|
|
|
437
|
|
|
foreach ($columns as $index => $column) { |
438
|
|
|
if (!$this->request->isColumnSearchable($index)) { |
439
|
|
|
continue; |
440
|
|
|
} |
441
|
|
|
|
442
|
|
|
$column = $this->getColumnName($index); |
443
|
|
|
|
444
|
|
|
if ($this->hasCustomFilter($column)) { |
445
|
|
|
// get a raw keyword (without wildcards) |
446
|
|
|
$keyword = $this->getColumnSearchKeyword($index, true); |
447
|
|
|
$callback = $this->columnDef['filter'][$column]['method']; |
448
|
|
|
$builder = $this->query->newQuery(); |
|
|
|
|
449
|
|
|
$callback($builder, $keyword); |
450
|
|
|
$this->query->addNestedWhereQuery($builder); |
|
|
|
|
451
|
|
View Code Duplication |
} else { |
|
|
|
|
452
|
|
|
if (count(explode('.', $column)) > 1) { |
453
|
|
|
$eagerLoads = $this->getEagerLoads(); |
454
|
|
|
$parts = explode('.', $column); |
455
|
|
|
$relationColumn = array_pop($parts); |
456
|
|
|
$relation = implode('.', $parts); |
457
|
|
|
if (in_array($relation, $eagerLoads)) { |
458
|
|
|
$column = $this->joinEagerLoadedColumn($relation, $relationColumn); |
459
|
|
|
} |
460
|
|
|
} |
461
|
|
|
|
462
|
|
|
$keyword = $this->getColumnSearchKeyword($index); |
463
|
|
|
$this->compileColumnSearch($index, $column, $keyword); |
|
|
|
|
464
|
|
|
} |
465
|
|
|
|
466
|
|
|
$this->isFilterApplied = true; |
467
|
|
|
} |
468
|
|
|
} |
469
|
|
|
|
470
|
|
|
/** |
471
|
|
|
* Get column keyword to use for search. |
472
|
|
|
* |
473
|
|
|
* @param int $i |
474
|
|
|
* @param bool $raw |
475
|
|
|
* @return string |
476
|
|
|
*/ |
477
|
|
|
protected function getColumnSearchKeyword($i, $raw = false) |
478
|
|
|
{ |
479
|
|
|
$keyword = $this->request->columnKeyword($i); |
480
|
|
|
if ($raw || $this->request->isRegex($i)) { |
481
|
|
|
return $keyword; |
482
|
|
|
} |
483
|
|
|
|
484
|
|
|
return $this->setupKeyword($keyword); |
|
|
|
|
485
|
|
|
} |
486
|
|
|
|
487
|
|
|
/** |
488
|
|
|
* Join eager loaded relation and get the related column name. |
489
|
|
|
* |
490
|
|
|
* @param string $relation |
491
|
|
|
* @param string $relationColumn |
492
|
|
|
* @return string |
493
|
|
|
*/ |
494
|
|
|
protected function joinEagerLoadedColumn($relation, $relationColumn) |
495
|
|
|
{ |
496
|
|
|
$lastQuery = $this->query; |
497
|
|
|
foreach (explode('.', $relation) as $eachRelation) { |
498
|
|
|
$model = $lastQuery->getRelation($eachRelation); |
499
|
|
|
switch (true) { |
500
|
|
|
case $model instanceof BelongsToMany: |
501
|
|
|
$pivot = $model->getTable(); |
502
|
|
|
$pivotPK = $model->getExistenceCompareKey(); |
503
|
|
|
$pivotFK = $model->getQualifiedParentKeyName(); |
504
|
|
|
$this->performJoin($pivot, $pivotPK, $pivotFK); |
505
|
|
|
|
506
|
|
|
$related = $model->getRelated(); |
507
|
|
|
$table = $related->getTable(); |
508
|
|
|
$tablePK = $related->getForeignKey(); |
509
|
|
|
$foreign = $pivot . '.' . $tablePK; |
510
|
|
|
$other = $related->getQualifiedKeyName(); |
511
|
|
|
|
512
|
|
|
$lastQuery->addSelect($table . '.' . $relationColumn); |
513
|
|
|
$this->performJoin($table, $foreign, $other); |
514
|
|
|
|
515
|
|
|
break; |
516
|
|
|
|
517
|
|
|
case $model instanceof HasOneOrMany: |
518
|
|
|
$table = $model->getRelated()->getTable(); |
519
|
|
|
$foreign = $model->getQualifiedForeignKeyName(); |
520
|
|
|
$other = $model->getQualifiedParentKeyName(); |
521
|
|
|
break; |
522
|
|
|
|
523
|
|
|
case $model instanceof BelongsTo: |
524
|
|
|
$table = $model->getRelated()->getTable(); |
525
|
|
|
$foreign = $model->getQualifiedForeignKey(); |
526
|
|
|
$other = $model->getQualifiedOwnerKeyName(); |
527
|
|
|
break; |
528
|
|
|
|
529
|
|
|
default: |
530
|
|
|
$table = $model->getRelated()->getTable(); |
531
|
|
|
if ($model instanceof HasOneOrMany) { |
532
|
|
|
$foreign = $model->getForeignKey(); |
|
|
|
|
533
|
|
|
$other = $model->getQualifiedParentKeyName(); |
534
|
|
|
} else { |
535
|
|
|
$foreign = $model->getQualifiedForeignKey(); |
536
|
|
|
$other = $model->getQualifiedOtherKeyName(); |
537
|
|
|
} |
538
|
|
|
} |
539
|
|
|
$this->performJoin($table, $foreign, $other); |
540
|
|
|
$lastQuery = $model->getQuery(); |
541
|
|
|
} |
542
|
|
|
|
543
|
|
|
return $table . '.' . $relationColumn; |
|
|
|
|
544
|
|
|
} |
545
|
|
|
|
546
|
|
|
/** |
547
|
|
|
* Perform join query. |
548
|
|
|
* |
549
|
|
|
* @param string $table |
550
|
|
|
* @param string $foreign |
551
|
|
|
* @param string $other |
552
|
|
|
*/ |
553
|
|
|
protected function performJoin($table, $foreign, $other) |
554
|
|
|
{ |
555
|
|
|
$joins = []; |
556
|
|
|
foreach ((array) $this->getBaseQueryBuilder()->joins as $key => $join) { |
557
|
|
|
$joins[] = $join->table; |
558
|
|
|
} |
559
|
|
|
|
560
|
|
|
if (!in_array($table, $joins)) { |
561
|
|
|
$this->getBaseQueryBuilder()->leftJoin($table, $foreign, '=', $other); |
|
|
|
|
562
|
|
|
} |
563
|
|
|
} |
564
|
|
|
|
565
|
|
|
/** |
566
|
|
|
* Compile queries for column search. |
567
|
|
|
* |
568
|
|
|
* @param int $i |
569
|
|
|
* @param string $column |
570
|
|
|
* @param string $keyword |
571
|
|
|
*/ |
572
|
|
|
protected function compileColumnSearch($i, $column, $keyword) |
573
|
|
|
{ |
574
|
|
|
if ($this->request->isRegex($i)) { |
575
|
|
|
$column = strstr($column, '(') ? $this->connection->raw($column) : $column; |
576
|
|
|
$this->regexColumnSearch($column, $keyword); |
577
|
|
|
} else { |
578
|
|
|
$this->compileQuerySearch($this->query, $column, $keyword, ''); |
579
|
|
|
} |
580
|
|
|
} |
581
|
|
|
|
582
|
|
|
/** |
583
|
|
|
* Compile regex query column search. |
584
|
|
|
* |
585
|
|
|
* @param mixed $column |
586
|
|
|
* @param string $keyword |
587
|
|
|
*/ |
588
|
|
|
protected function regexColumnSearch($column, $keyword) |
589
|
|
|
{ |
590
|
|
|
if ($this->isOracleSql()) { |
591
|
|
|
$sql = !$this->isCaseInsensitive() ? 'REGEXP_LIKE( ' . $column . ' , ? )' : 'REGEXP_LIKE( LOWER(' . $column . ') , ?, \'i\' )'; |
592
|
|
|
$this->query->whereRaw($sql, [$keyword]); |
|
|
|
|
593
|
|
|
} elseif ($this->database == 'pgsql') { |
594
|
|
|
$sql = !$this->isCaseInsensitive() ? $column . ' ~ ?' : $column . ' ~* ? '; |
595
|
|
|
$this->query->whereRaw($sql, [$keyword]); |
596
|
|
|
} else { |
597
|
|
|
$sql = !$this->isCaseInsensitive() ? $column . ' REGEXP ?' : 'LOWER(' . $column . ') REGEXP ?'; |
598
|
|
|
$this->query->whereRaw($sql, [Str::lower($keyword)]); |
599
|
|
|
} |
600
|
|
|
} |
601
|
|
|
|
602
|
|
|
/** |
603
|
|
|
* Perform sorting of columns. |
604
|
|
|
* |
605
|
|
|
* @return void |
606
|
|
|
*/ |
607
|
|
|
public function ordering() |
608
|
|
|
{ |
609
|
|
|
if ($this->orderCallback) { |
610
|
|
|
call_user_func($this->orderCallback, $this->getBaseQueryBuilder()); |
611
|
|
|
|
612
|
|
|
return; |
613
|
|
|
} |
614
|
|
|
|
615
|
|
|
foreach ($this->request->orderableColumns() as $orderable) { |
616
|
|
|
$column = $this->getColumnName($orderable['column'], true); |
617
|
|
|
|
618
|
|
|
if ($this->isBlacklisted($column) && !$this->hasCustomOrder($column)) { |
619
|
|
|
continue; |
620
|
|
|
} |
621
|
|
|
|
622
|
|
|
if ($this->hasCustomOrder($column)) { |
623
|
|
|
$sql = $this->columnDef['order'][$column]['sql']; |
624
|
|
|
$sql = str_replace('$1', $orderable['direction'], $sql); |
625
|
|
|
$bindings = $this->columnDef['order'][$column]['bindings']; |
626
|
|
|
$this->query->orderByRaw($sql, $bindings); |
|
|
|
|
627
|
|
|
} else { |
628
|
|
|
$valid = 1; |
629
|
|
|
if (count(explode('.', $column)) > 1) { |
630
|
|
|
$eagerLoads = $this->getEagerLoads(); |
631
|
|
|
$parts = explode('.', $column); |
632
|
|
|
$relationColumn = array_pop($parts); |
633
|
|
|
$relation = implode('.', $parts); |
634
|
|
|
|
635
|
|
|
if (in_array($relation, $eagerLoads)) { |
636
|
|
|
// Loop for nested relations |
637
|
|
|
// This code is check morph many or not. |
638
|
|
|
// If one of nested relation is MorphToMany |
639
|
|
|
// we will call joinEagerLoadedColumn. |
640
|
|
|
$lastQuery = $this->query; |
641
|
|
|
$isMorphToMany = false; |
642
|
|
|
foreach (explode('.', $relation) as $eachRelation) { |
643
|
|
|
$relationship = $lastQuery->getRelation($eachRelation); |
644
|
|
|
if (!($relationship instanceof MorphToMany)) { |
645
|
|
|
$isMorphToMany = true; |
646
|
|
|
} |
647
|
|
|
$lastQuery = $relationship; |
648
|
|
|
} |
649
|
|
|
if ($isMorphToMany) { |
650
|
|
|
$column = $this->joinEagerLoadedColumn($relation, $relationColumn); |
651
|
|
|
} else { |
652
|
|
|
$valid = 0; |
653
|
|
|
} |
654
|
|
|
} |
655
|
|
|
} |
656
|
|
|
|
657
|
|
|
if ($valid == 1) { |
658
|
|
|
if ($this->nullsLast) { |
659
|
|
|
$this->getBaseQueryBuilder()->orderByRaw($this->getNullsLastSql($column, |
660
|
|
|
$orderable['direction'])); |
661
|
|
|
} else { |
662
|
|
|
$this->getBaseQueryBuilder()->orderBy($column, $orderable['direction']); |
|
|
|
|
663
|
|
|
} |
664
|
|
|
} |
665
|
|
|
} |
666
|
|
|
} |
667
|
|
|
} |
668
|
|
|
|
669
|
|
|
/** |
670
|
|
|
* Check if column has custom sort handler. |
671
|
|
|
* |
672
|
|
|
* @param string $column |
673
|
|
|
* @return bool |
674
|
|
|
*/ |
675
|
|
|
protected function hasCustomOrder($column) |
676
|
|
|
{ |
677
|
|
|
return isset($this->columnDef['order'][$column]); |
678
|
|
|
} |
679
|
|
|
|
680
|
|
|
/** |
681
|
|
|
* Get NULLS LAST SQL. |
682
|
|
|
* |
683
|
|
|
* @param string $column |
684
|
|
|
* @param string $direction |
685
|
|
|
* @return string |
686
|
|
|
*/ |
687
|
|
|
protected function getNullsLastSql($column, $direction) |
688
|
|
|
{ |
689
|
|
|
$sql = config('datatables.nulls_last_sql', '%s %s NULLS LAST'); |
690
|
|
|
|
691
|
|
|
return sprintf($sql, $column, $direction); |
692
|
|
|
} |
693
|
|
|
|
694
|
|
|
/** |
695
|
|
|
* Perform pagination. |
696
|
|
|
* |
697
|
|
|
* @return void |
698
|
|
|
*/ |
699
|
|
|
public function paging() |
700
|
|
|
{ |
701
|
|
|
$this->query->skip($this->request->input('start')) |
|
|
|
|
702
|
|
|
->take((int) $this->request->input('length') > 0 ? $this->request->input('length') : 10); |
703
|
|
|
} |
704
|
|
|
|
705
|
|
|
/** |
706
|
|
|
* Get paginated results. |
707
|
|
|
* |
708
|
|
|
* @return \Illuminate\Support\Collection |
709
|
|
|
*/ |
710
|
|
|
public function results() |
711
|
|
|
{ |
712
|
|
|
return $this->query->get(); |
713
|
|
|
} |
714
|
|
|
|
715
|
|
|
/** |
716
|
|
|
* Add column in collection. |
717
|
|
|
* |
718
|
|
|
* @param string $name |
719
|
|
|
* @param string|callable $content |
720
|
|
|
* @param bool|int $order |
721
|
|
|
* @return \Yajra\Datatables\Engines\BaseEngine|\Yajra\Datatables\Engines\QueryBuilderEngine |
722
|
|
|
*/ |
723
|
|
|
public function addColumn($name, $content, $order = false) |
724
|
|
|
{ |
725
|
|
|
$this->pushToBlacklist($name); |
726
|
|
|
|
727
|
|
|
return parent::addColumn($name, $content, $order); |
728
|
|
|
} |
729
|
|
|
|
730
|
|
|
/** |
731
|
|
|
* Get query builder instance. |
732
|
|
|
* |
733
|
|
|
* @return \Illuminate\Database\Eloquent\Builder|\Illuminate\Database\Query\Builder |
734
|
|
|
*/ |
735
|
|
|
public function getQuery() |
736
|
|
|
{ |
737
|
|
|
return $this->query; |
738
|
|
|
} |
739
|
|
|
|
740
|
|
|
/** |
741
|
|
|
* Append debug parameters on output. |
742
|
|
|
* |
743
|
|
|
* @param array $output |
744
|
|
|
* @return array |
745
|
|
|
*/ |
746
|
|
|
protected function showDebugger(array $output) |
747
|
|
|
{ |
748
|
|
|
$output['queries'] = $this->connection->getQueryLog(); |
749
|
|
|
$output['input'] = $this->request->all(); |
|
|
|
|
750
|
|
|
|
751
|
|
|
return $output; |
752
|
|
|
} |
753
|
|
|
} |
754
|
|
|
|
It seems like the method you are trying to call exists only in some of the possible types.
Let’s take a look at an example:
Available Fixes
Add an additional type-check:
Only allow a single type to be passed if the variable comes from a parameter: