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<?php namespace jlourenco\base\Database; |
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use Illuminate\Database\Connection; |
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use Illuminate\Database\Schema\Blueprint as IlluminateBlueprint; |
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use Illuminate\Database\Schema\Grammars\MySqlGrammar as IlluminateMySqlGrammar; |
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use Illuminate\Support\Fluent; |
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/** |
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* Extended version of MySqlGrammar with |
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* support of 'set' data type |
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*/ |
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class MySqlGrammar extends IlluminateMySqlGrammar { |
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/** |
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* |
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* @return void |
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*/ |
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public function __construct() |
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{ |
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if ( ! in_array('Collate', $this->modifiers) ) |
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{ |
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array_splice($this->modifiers, array_search('Unsigned', $this->modifiers) + 1, 0, 'Collate'); |
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} |
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// new versions of Laravel already have comment modifier |
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if ( ! in_array('Comment', $this->modifiers) ) |
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{ |
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array_splice($this->modifiers, array_search('After', $this->modifiers) - 1, 0, 'Comment'); |
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} |
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} |
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/** |
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* Get the SQL for a "comment" column modifier. |
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* |
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* @param \Illuminate\Database\Schema\Blueprint $blueprint |
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* @param \Illuminate\Support\Fluent $column |
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* @return string|null |
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*/ |
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protected function modifyCollate(IlluminateBlueprint $blueprint, Fluent $column) |
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{ |
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if ( ! is_null($column->collate) ) |
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{ |
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$characterSet = strtok($column->collate, '_'); |
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return " character set $characterSet collate {$column->collate}"; |
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} |
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} |
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/** |
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* Get the SQL for a "comment" column modifier. |
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* |
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* @param \Illuminate\Database\Schema\Blueprint $blueprint |
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* @param \Illuminate\Support\Fluent $column |
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* @return string|null |
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*/ |
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protected function modifyComment(IlluminateBlueprint $blueprint, Fluent $column) |
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{ |
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if ( ! is_null($column->comment) ) |
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{ |
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$comment = str_replace("'", "\'", $column->comment); |
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return " comment '$comment'"; |
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} |
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} |
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/** |
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* Compile a create table command. |
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* |
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* @param \Illuminate\Database\Schema\Blueprint $blueprint |
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* @param \Illuminate\Support\Fluent $command |
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* @param \Illuminate\Database\Connection $connection |
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* @return string |
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*/ |
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public function compileCreate(IlluminateBlueprint $blueprint, Fluent $command, Connection $connection) |
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{ |
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$sql = parent::compileCreate($blueprint, $command, $connection); |
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// Table annotation support |
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if ( isset($blueprint->comment) ) |
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{ |
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$comment = str_replace("'", "\'", $blueprint->comment); |
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$sql .= " comment = '$comment'"; |
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} |
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return $sql; |
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} |
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/** |
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* Create the column definition for a binary type. |
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* |
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* @param \Illuminate\Support\Fluent $column |
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* @return string |
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*/ |
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protected function typeBinary(Fluent $column) |
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{ |
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return "binary({$column->length})"; |
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} |
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/** |
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* Create the column definition for an 'set' type. |
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* |
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* @param \Illuminate\Support\Fluent $column |
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* @return string |
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*/ |
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protected function typeSet(Fluent $column) |
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{ |
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return "set('" . implode("', '", $column->allowed) . "')"; |
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} |
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/** |
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* Compile an index creation command. |
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* |
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* @param \Illuminate\Database\Schema\Blueprint $blueprint |
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* @param \Illuminate\Support\Fluent $command |
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* @param string $type |
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* @return string |
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*/ |
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protected function compileKey(IlluminateBlueprint $blueprint, Fluent $command, $type) |
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{ |
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$columns = []; |
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foreach($command->columns as $commandColumn) |
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{ |
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foreach($blueprint->getColumns() as $blueprintColumn) |
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{ |
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if ( $blueprintColumn->name != $commandColumn ) |
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{ |
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continue; |
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} |
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$column = $this->wrap($commandColumn); |
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if ( isset($command->length) ) |
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{ |
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$column .= "({$command->length})"; |
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} |
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elseif ( 'string' == $blueprintColumn->type && $blueprintColumn->length > 255 ) |
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{ |
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$column .= '(255)'; |
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} |
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$columns[] = $column; |
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} |
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} |
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$columns = implode(', ', $columns); |
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$table = $this->wrapTable($blueprint); |
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return "alter table {$table} add {$type} {$command->index}($columns)"; |
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} |
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/** |
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* Compile the query to determine if the foreign key exists |
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* |
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* @return string |
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*/ |
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public function compileHasForeign() |
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{ |
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return 'select TABLE_NAME, COLUMN_NAME, CONSTRAINT_NAME, REFERENCED_TABLE_NAME, REFERENCED_COLUMN_NAME from INFORMATION_SCHEMA.KEY_COLUMN_USAGE where REFERENCED_TABLE_NAME = ? and CONSTRAINT_NAME = ?'; |
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} |
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} |
joaogl /
base
Adding a
@returnannotation to a constructor is not recommended, since a constructor does not have a meaningful return value.Please refer to the PHP core documentation on constructors.