/**
* Compile the blueprint's column definitions.
*
* @param Illuminate\Database\Schema\Blueprint $blueprint
* @return array
*/
protected function getColumns(Blueprint $blueprint)
{
$columns = array();
foreach ($blueprint->getColumns() as $column) {
// Each of the column types have their own compiler functions which are
// responsible for turning the column definition into its SQL format
// for the platform. Then column modifiers are compiled and added.
$sql = $this->wrap($column) . ' ' . $this->getType($column);
$columns[] = $this->addModifiers($sql, $blueprint, $column);
}
return $columns;
}
/**
* get qualified autoincrement column
*
* @param Blueprint $blueprint
* @return Fluent|null
*/
public function getQualifiedAutoIncrementColumn(Blueprint $blueprint)
{
$columns = $blueprint->getColumns();
// search for primary key / autoIncrement column
foreach ($columns as $column) {
// if column is autoIncrement set the primary col name
if ($column->autoIncrement) {
return $column;
}
}
return null;
}
/**
* Compile the blueprint's column definitions.
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @return array
*/
protected function getColumns(Blueprint $blueprint)
{
$columns = array();
foreach ($blueprint->getColumns() as $column) {
// Each of the column types have their own compiler functions which are tasked
// with turning the column definition into its SQL format for this platform
// used by the connection. The column's modifiers are compiled and added.
$sql = $this->wrap($column) . ' ' . $this->getType($column);
$columns[] = $this->addModifiers($sql, $blueprint, $column);
}
return $columns;
}
/**
* Compile an index creation command.
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param string $type
* @return string
*/
protected function compileKey(IlluminateBlueprint $blueprint, Fluent $command, $type)
{
$columns = [];
foreach ($command->columns as $commandColumn) {
foreach ($blueprint->getColumns() as $blueprintColumn) {
if ($blueprintColumn->name != $commandColumn) {
continue;
}
$column = $this->wrap($commandColumn);
if (isset($command->length)) {
$column .= "({$command->length})";
} elseif ('string' == $blueprintColumn->type && $blueprintColumn->length > 255) {
$column .= '(255)';
}
$columns[] = $column;
}
}
$columns = implode(', ', $columns);
$table = $this->wrapTable($blueprint);
return "alter table {$table} add {$type} {$command->index}({$columns})";
}
