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InsertOnDuplicateKey.php
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InsertOnDuplicateKey.php
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<?php
namespace Yadakhov;
trait InsertOnDuplicateKey
{
/**
* Insert using mysql ON DUPLICATE KEY UPDATE.
* @link http://dev.mysql.com/doc/refman/5.7/en/insert-on-duplicate.html
*
* Example: $data = [
* ['id' => 1, 'name' => 'John'],
* ['id' => 2, 'name' => 'Mike'],
* ];
*
* @param array $data is an array of array.
* @param array $updateColumns NULL or [] means update all columns
*
* @return int 0 if row is not changed, 1 if row is inserted, 2 if row is updated
*/
public static function insertOnDuplicateKey(array $data, array $updateColumns = null)
{
if (empty($data)) {
return false;
}
// Case where $data is not an array of arrays.
if (!isset($data[0])) {
$data = [$data];
}
$sql = static::buildInsertOnDuplicateSql($data, $updateColumns);
$data = static::inLineArray($data);
return self::getModelConnectionName()->affectingStatement($sql, $data);
}
/**
* Insert using mysql INSERT IGNORE INTO.
*
* @param array $data
*
* @return int 0 if row is ignored, 1 if row is inserted
*/
public static function insertIgnore(array $data)
{
if (empty($data)) {
return false;
}
// Case where $data is not an array of arrays.
if (!isset($data[0])) {
$data = [$data];
}
$sql = static::buildInsertIgnoreSql($data);
$data = static::inLineArray($data);
return self::getModelConnectionName()->affectingStatement($sql, $data);
}
/**
* Insert using mysql REPLACE INTO.
*
* @param array $data
*
* @return int 1 if row is inserted without replacements, greater than 1 if rows were replaced
*/
public static function replace(array $data)
{
if (empty($data)) {
return false;
}
// Case where $data is not an array of arrays.
if (!isset($data[0])) {
$data = [$data];
}
$sql = static::buildReplaceSql($data);
$data = static::inLineArray($data);
return self::getModelConnectionName()->affectingStatement($sql, $data);
}
/**
* Static function for getting table name.
*
* @return string
*/
public static function getTableName()
{
$class = get_called_class();
return (new $class())->getTable();
}
/**
* Static function for getting connection name
*
* @return string
*/
public static function getModelConnectionName()
{
$class = get_called_class();
return (new $class())->getConnection();
}
/**
* Get the table prefix.
*
* @return string
*/
public static function getTablePrefix()
{
return self::getModelConnectionName()->getTablePrefix();
}
/**
* Static function for getting the primary key.
*
* @return string
*/
public static function getPrimaryKey()
{
$class = get_called_class();
return (new $class())->getKeyName();
}
/**
* Build the question mark placeholder. Helper function for insertOnDuplicateKeyUpdate().
* Helper function for insertOnDuplicateKeyUpdate().
*
* @param $data
*
* @return string
*/
protected static function buildQuestionMarks($data)
{
$row = self::getFirstRow($data);
$questionMarks = array_fill(0, count($row), '?');
$line = '(' . implode(',', $questionMarks) . ')';
$lines = array_fill(0, count($data), $line);
return implode(', ', $lines);
}
/**
* Get the first row of the $data array.
*
* @param array $data
*
* @return mixed
*/
protected static function getFirstRow(array $data)
{
if (empty($data)) {
throw new \InvalidArgumentException('Empty data.');
}
list($first) = $data;
if (!is_array($first)) {
throw new \InvalidArgumentException('$data is not an array of array.');
}
return $first;
}
/**
* Build a value list.
*
* @param array $first
*
* @return string
*/
protected static function getColumnList(array $first)
{
if (empty($first)) {
throw new \InvalidArgumentException('Empty array.');
}
return '`' . implode('`,`', array_keys($first)) . '`';
}
/**
* Build a value list.
*
* @param array $updatedColumns
*
* @return string
*/
protected static function buildValuesList(array $updatedColumns)
{
$out = [];
foreach ($updatedColumns as $key => $value) {
if (is_numeric($key)) {
$out[] = sprintf('`%s` = VALUES(`%s`)', $value, $value);
} else {
$out[] = sprintf('%s = %s', $key, $value);
}
}
return implode(', ', $out);
}
/**
* Inline a multiple dimensions array.
*
* @param $data
*
* @return array
*/
protected static function inLineArray(array $data)
{
return call_user_func_array('array_merge', array_map('array_values', $data));
}
/**
* Build the INSERT ON DUPLICATE KEY sql statement.
*
* @param array $data
* @param array $updateColumns
*
* @return string
*/
protected static function buildInsertOnDuplicateSql(array $data, array $updateColumns = null)
{
$first = static::getFirstRow($data);
$sql = 'INSERT INTO `' . static::getTablePrefix() . static::getTableName() . '`(' . static::getColumnList($first) . ') VALUES' . PHP_EOL;
$sql .= static::buildQuestionMarks($data) . PHP_EOL;
$sql .= 'ON DUPLICATE KEY UPDATE ';
if (empty($updateColumns)) {
$sql .= static::buildValuesList(array_keys($first));
} else {
$sql .= static::buildValuesList($updateColumns);
}
return $sql;
}
/**
* Build the INSERT IGNORE sql statement.
*
* @param array $data
*
* @return string
*/
protected static function buildInsertIgnoreSql(array $data)
{
$first = static::getFirstRow($data);
$sql = 'INSERT IGNORE INTO `' . static::getTablePrefix() . static::getTableName() . '`(' . static::getColumnList($first) . ') VALUES' . PHP_EOL;
$sql .= static::buildQuestionMarks($data);
return $sql;
}
/**
* Build REPLACE sql statement.
*
* @param array $data
*
* @return string
*/
protected static function buildReplaceSql(array $data)
{
$first = static::getFirstRow($data);
$sql = 'REPLACE INTO `' . static::getTablePrefix() . static::getTableName() . '`(' . static::getColumnList($first) . ') VALUES' . PHP_EOL;
$sql .= static::buildQuestionMarks($data);
return $sql;
}
}