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update parser_sql

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This commit is contained in:
shreesh arora
2021-05-03 01:06:30 +05:30
parent b7ef2391cc
commit d91def3d84
172 changed files with 8743 additions and 2571 deletions
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77
tools/parser_sql/PHPSQLParser.php
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@@ -1,7 +1,7 @@
<?php
/**
* php-sql-parser.php
* PHPSQLParser.php
*
* A pure PHP SQL (non validating) parser w/ focus on MySQL dialect of SQL
*
@@ -32,15 +32,17 @@
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
* @author André Rothe <andre.rothe@phosco.info>
* @copyright 2010-2014 Justin Swanhart and André Rothe
* @license http://www.debian.org/misc/bsd.license BSD License (3 Clause)
* @version SVN: $Id: PHPSQLParser.php 757 2013-12-16 09:54:05Z phosco@gmx.de $
* @version SVN: $Id$
*/
require_once dirname(__FILE__) . '/positions/PositionCalculator.php';
require_once dirname(__FILE__) . '/processors/DefaultProcessor.php';
namespace PHPSQLParser;
use PHPSQLParser\positions\PositionCalculator;
use PHPSQLParser\processors\DefaultProcessor;
use PHPSQLParser\utils\PHPSQLParserConstants;
/**
* This class implements the parser functionality.
@@ -54,34 +56,42 @@ class PHPSQLParser {
public $parsed;
/**
* Constructor. It simply calls the parse() function.
* Use the public variable $parsed to get the output.
*
* @param String $sql The SQL statement.
* @param boolean $calcPositions True, if the output should contain [position], false otherwise.
* @var Options
*/
public function __construct($sql = false, $calcPositions = false) {
private $options;
/**
* Constructor. It simply calls the parse() function.
* Use the public variable $parsed to get the output.
*
* @param String|bool $sql The SQL statement.
* @param bool $calcPositions True, if the output should contain [position], false otherwise.
* @param array $options
*/
public function __construct($sql = false, $calcPositions = false, array $options = array()) {
$this->options = new Options($options);
if ($sql) {
$this->parse($sql, $calcPositions);
}
}
/**
* It parses the given SQL statement and generates a detailled
* output array for every part of the statement. The method can
* also generate [position] fields within the output, which hold
* the character position for every statement part. The calculation
* It parses the given SQL statement and generates a detailled
* output array for every part of the statement. The method can
* also generate [position] fields within the output, which hold
* the character position for every statement part. The calculation
* of the positions needs some time, if you don't need positions in
* your application, set the parameter to false.
*
*
* @param String $sql The SQL statement.
* @param boolean $calcPositions True, if the output should contain [position], false otherwise.
*
*
* @return array An associative array with all meta information about the SQL statement.
*/
public function parse($sql, $calcPositions = false) {
$processor = new DefaultProcessor();
$processor = new DefaultProcessor($this->options);
$queries = $processor->process($sql);
// calc the positions of some important tokens
@@ -94,5 +104,36 @@ class PHPSQLParser {
$this->parsed = $queries;
return $this->parsed;
}
/**
* Add a custom function to the parser. no return value
*
* @param String $token The name of the function to add
*
* @return null
*/
public function addCustomFunction($token) {
PHPSQLParserConstants::getInstance()->addCustomFunction($token);
}
/**
* Remove a custom function from the parser. no return value
*
* @param String $token The name of the function to remove
*
* @return null
*/
public function removeCustomFunction($token) {
PHPSQLParserConstants::getInstance()->removeCustomFunction($token);
}
/**
* Returns the list of custom functions
*
* @return array Returns an array of all custom functions
*/
public function getCustomFunctions() {
return PHPSQLParserConstants::getInstance()->getCustomFunctions();
}
}
?>