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<?php
namespace Firebird\Illuminate;
use Illuminate\Database\Connection as DatabaseConnection;
use Illuminate\Support\Collection;
use Firebird\Illuminate\Query\FirebirdBuilder as FirebirdQueryBuilder;
use Firebird\Illuminate\Query\Grammars\FirebirdGrammar as FirebirdQueryGrammar;
use Firebird\Illuminate\Query\Processors\FirebirdProcessor as FirebirdQueryProcessor;
use Firebird\Illuminate\Schema\FirebirdBuilder as FirebirdSchemaBuilder;
use Firebird\Illuminate\Schema\Grammars\FirebirdGrammar as FirebirdSchemaGrammar;
class FirebirdConnection extends DatabaseConnection
{
/**
* The last inserted ID generated by the server.
* RETURNED by the insert statement
*
* @var string|int|null
*/
protected $lastInsertId;
/**
* Get the default query grammar instance.
*
* @return \Illuminate\Database\Query\Grammars\Grammar
*/
protected function getDefaultQueryGrammar(): FirebirdQueryGrammar
{
return new FirebirdQueryGrammar($this);
}
/**
* Get the default post processor instance.
*
* @return \Illuminate\Database\Query\Processors\Processor
*/
protected function getDefaultPostProcessor(): FirebirdQueryProcessor
{
return new FirebirdQueryProcessor;
}
/**
* Get a schema builder instance for this connection.
*
* @return \Firebird\Illuminate\Schema\FirebirdBuilder
*/
public function getSchemaBuilder(): FirebirdSchemaBuilder
{
if (is_null($this->schemaGrammar)) {
$this->useDefaultSchemaGrammar();
}
return new FirebirdSchemaBuilder($this);
}
/**
* Get the default schema grammar instance.
*
* @return \Firebird\Illuminate\Schema\Grammars\FirebirdGrammar
*/
protected function getDefaultSchemaGrammar()
{
return new FirebirdSchemaGrammar($this); // $this->withTablePrefix()
}
/**
* Get the connection's last insert ID.
*
* @return string|int|null
*/
public function getLastInsertId()
{
return $this->lastInsertId;
}
/**
* Get a new query builder instance.
*
* @return \Firebird\Illuminate\Query\FirebirdBuilder
*/
public function query()
{
return new FirebirdQueryBuilder(
$this, $this->getQueryGrammar(), $this->getPostProcessor()
);
}
/**
* Run an insert statement against the database.
*
* @param string $query
* @param array $bindings
* @param string|null $sequence
* @return array
*/
public function insert($query, $bindings = [], $sequence = null)
{
return $this->run($query, $bindings, function ($query, $bindings) use ($sequence) {
if ($this->pretending()) {
return true;
}
$statement = $this->getPdo()->prepare($query);
$this->bindValues($statement, $this->prepareBindings($bindings));
$this->recordsHaveBeenModified();
$result = $statement->execute();
// Fetch the RETURNING clause result to get the actual ID used
if ($result) {
$row = $statement->fetch(\PDO::FETCH_ASSOC);
if ($row) {
// Get the first (and typically only) returned value
$this->lastInsertId = reset($row);
}
}
return $result;
});
}
/**
* Run a select statement against the database.
*
* @param string $query
* @param array $bindings
* @param bool $useReadPdo
* @return array
*/
public function select($query, $bindings = [], $useReadPdo = true)
{
return $this->run($query, $bindings, function ($query, $bindings) use ($useReadPdo) {
if ($this->pretending()) {
return [];
}
// For select statements, we'll simply execute the query and return an array
// of the database result set. Each element in the array will be a single
// row from the database table, and will either be an array or objects.
$statement = $this->prepared(
$this->getPdoForSelect($useReadPdo)->prepare($query)
);
$this->bindValues($statement, $this->prepareBindings($bindings));
$statement->execute();
$result = [];
while ($row = $statement->fetch(\PDO::FETCH_ASSOC)) {
$lowerCaseRow = array_change_key_case((array) $row, CASE_LOWER);
$result[] = (object) $lowerCaseRow;
}
return count($result) > 0 ? $result : [];
});
}
/**
* Run a select statement against the database and returns a generator.
*
* @param string $query
* @param array $bindings
* @param bool $useReadPdo
* @return \Generator<int, \stdClass>
*/
public function cursor($query, $bindings = [], $useReadPdo = true)
{
$statement = $this->run($query, $bindings, function ($query, $bindings) use ($useReadPdo) {
if ($this->pretending()) {
return [];
}
// First we will create a statement for the query. Then, we will set the fetch
// mode and prepare the bindings for the query. Once that's done we will be
// ready to execute the query against the database and return the cursor.
$statement = $this->prepared($this->getPdoForSelect($useReadPdo)
->prepare($query));
$this->bindValues(
$statement, $this->prepareBindings($bindings)
);
// Next, we'll execute the query against the database and return the statement
// so we can return the cursor. The cursor will use a PHP generator to give
// back one row at a time without using a bunch of memory to render them.
$statement->execute();
return $statement;
});
while ($record = $statement->fetch()) {
$lowerCaseRow = array_change_key_case((array) $record, CASE_LOWER);
yield (object) $lowerCaseRow;
}
}
/**
* Execute a stored procedure.
*
* @param string $procedure
* @param array $values
* @return Collection
*/
public function executeProcedure($procedure, array $values = []): Collection
{
return $this->query()->fromProcedure($procedure, $values)->get();
}
}
|
