Your IP : 3.145.12.145
<?php
/**
* Bitrix Framework
* @package bitrix
* @subpackage main
* @copyright 2001-2023 Bitrix
*/
namespace Bitrix\Main\DB;
use Bitrix\Main\Type;
use Bitrix\Main\ORM;
use Bitrix\Main\ORM\Fields\ScalarField;
/**
* @property MysqliConnection $connection
*/
class MysqliSqlHelper extends SqlHelper
{
/**
* @inheritdoc
*/
public function getLeftQuote()
{
return '`';
}
/**
* @inheritdoc
*/
public function getRightQuote()
{
return '`';
}
/**
* @inheritdoc
*/
public function getAliasLength()
{
return 256;
}
/**
* @inheritdoc
*/
public function getQueryDelimiter()
{
return ';';
}
/**
* @inheritdoc
*/
public function getCurrentDateTimeFunction()
{
return "NOW()";
}
/**
* @inheritdoc
*/
public function getCurrentDateFunction()
{
return "CURDATE()";
}
/**
* @inheritdoc
*/
public function addSecondsToDateTime($seconds, $from = null)
{
if ($from === null)
{
$from = static::getCurrentDateTimeFunction();
}
return 'DATE_ADD('.$from.', INTERVAL '.$seconds.' SECOND)';
}
/**
* @inheritdoc
*/
public function addDaysToDateTime($days, $from = null)
{
if ($from === null)
{
$from = static::getCurrentDateTimeFunction();
}
return 'DATE_ADD('.$from.', INTERVAL '.$days.' DAY)';
}
/**
* @inheritdoc
*/
public function getDatetimeToDateFunction($value)
{
return 'DATE('.$value.')';
}
/**
* @inheritdoc
*/
public function formatDate($format, $field = null)
{
static $search = array(
"YYYY",
"MMMM",
"MM",
"MI",
"DD",
"HH",
"GG",
"G",
"SS",
"TT",
"T",
"W",
);
static $replace = array(
"%Y",
"%M",
"%m",
"%i",
"%d",
"%H",
"%h",
"%l",
"%s",
"%p",
"%p",
"%w",
);
$format = str_replace($search, $replace, $format);
if (!str_contains($format, '%H'))
{
$format = str_replace("H", "%h", $format);
}
if (!str_contains($format, '%M'))
{
$format = str_replace("M", "%b", $format);
}
if($field === null)
{
return $format;
}
else
{
return "DATE_FORMAT(".$field.", '".$format."')";
}
}
/**
* @inheritdoc
*/
public function getConcatFunction()
{
$str = implode(", ", func_get_args());
if ($str != '')
{
$str = "CONCAT(".$str.")";
}
return $str;
}
/**
* @inheritdoc
*/
public function getIsNullFunction($expression, $result)
{
return "IFNULL(".$expression.", ".$result.")";
}
/**
* @inheritdoc
*/
public function getLengthFunction($field)
{
return "LENGTH(".$field.")";
}
/**
* @inheritdoc
*/
public function getCharToDateFunction($value)
{
return "'".$value."'";
}
/**
* @inheritdoc
*/
public function getDateToCharFunction($fieldName)
{
return $fieldName;
}
/**
* @inheritdoc
*/
public function getConverter(ScalarField $field)
{
if($field instanceof ORM\Fields\DatetimeField)
{
return array($this, "convertFromDbDateTime");
}
elseif($field instanceof ORM\Fields\DateField)
{
return array($this, "convertFromDbDate");
}
else
{
return parent::getConverter($field);
}
}
/**
* @inheritdoc
*/
public function convertFromDbDateTime($value)
{
if($value !== null && $value != '0000-00-00 00:00:00')
{
return new Type\DateTime($value, "Y-m-d H:i:s");
}
return null;
}
/**
* @inheritdoc
*/
public function convertFromDbDate($value)
{
if($value !== null && $value != '0000-00-00')
{
return new Type\Date($value, "Y-m-d");
}
return null;
}
/**
* @inheritdoc
*/
public function castToChar($fieldName)
{
return 'CAST('.$fieldName.' AS char)';
}
/**
* @inheritdoc
*/
public function softCastTextToChar($fieldName)
{
return $fieldName;
}
/**
* @inheritdoc
*/
public function getColumnTypeByField(ScalarField $field)
{
if ($field instanceof ORM\Fields\IntegerField)
{
switch ($field->getSize())
{
case 2:
return 'smallint';
case 4:
return 'int';
case 8:
return 'bigint';
}
return 'int';
}
elseif ($field instanceof ORM\Fields\DecimalField)
{
$defaultPrecision = 18;
$defaultScale = 2;
$precision = $field->getPrecision() > 0 ? $field->getPrecision() : $defaultPrecision;
$scale = $field->getScale() > 0 ? $field->getScale() : $defaultScale;
if ($scale >= $precision)
{
$precision = $defaultPrecision;
$scale = $defaultScale;
}
return "decimal($precision, $scale)";
}
elseif ($field instanceof ORM\Fields\FloatField)
{
return 'double';
}
elseif ($field instanceof ORM\Fields\DatetimeField)
{
return 'datetime';
}
elseif ($field instanceof ORM\Fields\DateField)
{
return 'date';
}
elseif ($field instanceof ORM\Fields\TextField)
{
return $field->isLong() ? 'longtext' : 'text';
}
elseif ($field instanceof ORM\Fields\BooleanField)
{
$values = $field->getValues();
if (preg_match('/^[0-9]+$/', $values[0]) && preg_match('/^[0-9]+$/', $values[1]))
{
return 'int';
}
else
{
return 'varchar('.max(mb_strlen($values[0]), mb_strlen($values[1])).')';
}
}
elseif ($field instanceof ORM\Fields\EnumField)
{
return 'varchar('.max(array_map('strlen', $field->getValues())).')';
}
else
{
// string by default
$defaultLength = false;
foreach ($field->getValidators() as $validator)
{
if ($validator instanceof ORM\Fields\Validators\LengthValidator)
{
if ($defaultLength === false || $defaultLength > $validator->getMax())
{
$defaultLength = $validator->getMax();
}
}
}
return 'varchar('.($defaultLength > 0? $defaultLength: 255).')';
}
}
/**
* @inheritdoc
*/
public function getTopSql($sql, $limit, $offset = 0)
{
$offset = intval($offset);
$limit = intval($limit);
if ($offset > 0 && $limit <= 0)
throw new \Bitrix\Main\ArgumentException("Limit must be set if offset is set");
if ($limit > 0)
{
$sql .= "\nLIMIT ".$offset.", ".$limit."\n";
}
return $sql;
}
/**
* @inheritdoc
*/
public function prepareMerge($tableName, array $primaryFields, array $insertFields, array $updateFields)
{
$insert = $this->prepareInsert($tableName, $insertFields);
$update = $this->prepareUpdate($tableName, $updateFields);
if (
$insert && $insert[0] != "" && $insert[1] != ""
&& $update && $update[1] != ""
)
{
$sql = "
INSERT INTO ".$this->quote($tableName)." (".$insert[0].")
VALUES (".$insert[1].")
ON DUPLICATE KEY UPDATE ".$update[0]."
";
}
else
{
$sql = "";
}
return array(
$sql
);
}
/**
* @inheritdoc
*/
public function forSql($value, $maxLength = 0)
{
if ($maxLength > 0)
$value = mb_substr($value, 0, $maxLength);
$con = $this->connection->getResource();
return $con->real_escape_string($value);
}
/**
* @inheritdoc
*/
public function getFieldByColumnType($name, $type, array $parameters = null)
{
switch($type)
{
case MYSQLI_TYPE_TINY:
case MYSQLI_TYPE_SHORT:
$field = (new ORM\Fields\IntegerField($name))->configureSize(2);
break;
case MYSQLI_TYPE_LONG:
case MYSQLI_TYPE_INT24:
case MYSQLI_TYPE_CHAR:
$field = (new ORM\Fields\IntegerField($name))->configureSize(4);
break;
case MYSQLI_TYPE_LONGLONG:
$field = ((new ORM\Fields\IntegerField($name)))->configureSize(8);
break;
case MYSQLI_TYPE_DECIMAL:
case MYSQLI_TYPE_NEWDECIMAL:
case MYSQLI_TYPE_FLOAT:
case MYSQLI_TYPE_DOUBLE:
$field = new ORM\Fields\FloatField($name);
break;
case MYSQLI_TYPE_DATETIME:
case MYSQLI_TYPE_TIMESTAMP:
$field = new ORM\Fields\DatetimeField($name);
break;
case MYSQLI_TYPE_DATE:
case MYSQLI_TYPE_NEWDATE:
$field = new ORM\Fields\DateField($name);
break;
default:
$field = new ORM\Fields\StringField($name);
}
//MYSQLI_TYPE_BIT
//MYSQLI_TYPE_TIME
//MYSQLI_TYPE_YEAR
//MYSQLI_TYPE_INTERVAL
//MYSQLI_TYPE_ENUM
//MYSQLI_TYPE_SET
//MYSQLI_TYPE_TINY_BLOB
//MYSQLI_TYPE_MEDIUM_BLOB
//MYSQLI_TYPE_LONG_BLOB
//MYSQLI_TYPE_BLOB
//MYSQLI_TYPE_VAR_STRING
//MYSQLI_TYPE_STRING
//MYSQLI_TYPE_GEOMETRY
$field->setConnection($this->connection);
return $field;
}
/**
* @inheritdoc
*/
public function getInsertIgnore($tableName, $fields, $sql)
{
return 'INSERT IGNORE INTO ' . $tableName . $fields . $sql;
}
/**
* @inheritdoc
*/
public function getRegexpOperator($field, $regexp)
{
return $field . ' regexp ' . $regexp;
}
/**
* @inheritdoc
*/
public function values($identifier)
{
return 'VALUES(' . $this->quote($identifier) . ')';
}
public function getMatchFunction($field, $value)
{
return "MATCH (" . $field . ") AGAINST (" . $value . " IN BOOLEAN MODE)";
}
public function getMatchAndExpression($values, $prefixSearch = false)
{
if ($prefixSearch)
{
foreach ($values as $i => $searchTerm)
{
$values[$i] = $searchTerm . '*';
}
}
return '+' . implode(' +', $values);
}
public function getMatchOrExpression($values, $prefixSearch = false)
{
if ($prefixSearch)
{
foreach ($values as $i => $searchTerm)
{
$values[$i] = $searchTerm . '*';
}
}
return implode(' ', $values);
}
/**
* @inheritdoc
*/
public function prepareMergeMultiple($tableName, array $primaryFields, array $insertRows)
{
$result = [];
$head = '';
$maxBodySize = 1024*1024; //1 Mb
$body = [];
$bodySize = 0;
foreach ($insertRows as $insertFields)
{
$insert = $this->prepareInsert($tableName, $insertFields);
if (!$head && $insert && $insert[0])
{
$head = 'REPLACE INTO ' . $this->quote($tableName) . ' (' . $insert[0] . ') VALUES ';
}
if ($insert && $insert[1])
{
$values = '(' . $insert[1] . ')';
$bodySize += mb_strlen($values) + 4;
$body[] = $values;
if ($bodySize > $maxBodySize)
{
$result[] = $head.implode(', ', $body);
$body = [];
$bodySize = 0;
}
}
}
if ($body)
{
$result[] = $head.implode(', ', $body);
}
return $result;
}
/**
* @inheritdoc
*/
public function prepareMergeSelect($tableName, array $primaryFields, array $selectFields, $select, $updateFields)
{
$update = [];
$tableFields = $this->connection->getTableFields($tableName);
// one registry
$tableFields = array_change_key_case($tableFields, CASE_UPPER);
$updateFields = array_change_key_case($updateFields, CASE_UPPER);
foreach ($updateFields as $columnName => $value)
{
if (isset($tableFields[$columnName]))
{
$update[] = $this->quote($columnName) . ' = '. $this->convertToDb($value, $tableFields[$columnName]);
}
else
{
trigger_error("Column `{$columnName}` is not found in the `{$tableName}` table", E_USER_WARNING);
}
}
$sql = 'INSERT INTO ' . $this->quote($tableName) . ' (' . implode(',', array_map([$this, 'quote'], $selectFields)) . ') ';
$sql .= $select;
$sql .= ' ON DUPLICATE KEY UPDATE ' . implode(',', $update);
return $sql;
}
/**
* @inheritdoc
*/
public function prepareDeleteLimit($tableName, array $primaryFields, $where, array $order, $limit)
{
$orderColumns = [];
foreach ($order as $columnName => $sort)
{
$orderColumns[] = $this->quote($columnName) . ' ' . $sort;
}
$sqlOrder = $orderColumns ? ' ORDER BY ' . implode(', ', $orderColumns) : '';
return 'DELETE FROM ' . $this->quote($tableName) . ' WHERE ' . $where . $sqlOrder . ' LIMIT ' . intval($limit);
}
public function initRowNumber($variableName)
{
return 'set @' . $variableName . ' = 0';
}
public function getRowNumber($variableName)
{
return '@' . $variableName . ':=' . '@' . $variableName . ' + 1';
}
/**
* @inheritdoc
*/
public function prepareCorrelatedUpdate($tableName, $tableAlias, $fields, $from, $where)
{
$dml = "UPDATE " . $tableName . ' AS ' . $tableAlias . ",\n";
$dml .= $from . "\n";
$set = '';
foreach ($fields as $fieldName => $fieldValue)
{
$set .= ($set ? ',' : '') . $tableAlias . '.' . $fieldName . ' = ' .$fieldValue . "\n";
}
$dml .= 'SET ' . $set;
$dml .= 'WHERE ' . $where . "\n";
return $dml;
}
protected function getOrderByField(string $field, array $values, callable $callback, bool $quote = true): string
{
$field = $quote ? $this->quote($field) : $field;
$values = implode(',', array_map($callback, $values));
return "FIELD({$field}, {$values})";
}
}