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StatementInfo - move "parsing" and param substitution to new Utility/…
…Sql class
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,114 @@ | ||
| <?php | ||
|
|
||
| /** | ||
| * This file is part of PHPDebugConsole | ||
| * | ||
| * @package PHPDebugConsole | ||
| * @author Brad Kent <[email protected]> | ||
| * @license http://opensource.org/licenses/MIT MIT | ||
| * @copyright 2014-2024 Brad Kent | ||
| * @version v3.1 | ||
| */ | ||
|
|
||
| namespace bdk\Debug\Utility; | ||
|
|
||
| use bdk\Debug\Utility\ArrayUtil; | ||
|
|
||
| /** | ||
| * Utilities for formatting SQL statements | ||
| */ | ||
| class Sql | ||
| { | ||
| /** | ||
| * "Parse" the sql statement to get a label | ||
| * | ||
| * This "parser" has a *very* limited scope. For internal use only. | ||
| * | ||
| * @param string $sql SQL statement | ||
| * | ||
| * @return array|false | ||
| */ | ||
| public static function parse($sql) | ||
| { | ||
| $regex = '/^(?<method> | ||
| (?:DROP|SHOW).+| | ||
| CREATE(?:\sTEMPORARY)?\s+TABLE(?:\sIF\sNOT\sEXISTS)?\s+\S+| | ||
| DELETE.*?FROM\s+\S+| | ||
| INSERT(?:\s+(?:LOW_PRIORITY|DELAYED|HIGH_PRIORITY|IGNORE|INTO))*\s+\S+| | ||
| SELECT\s+(?P<select>.*?)\s+FROM\s+(?<from>\S+)| | ||
| UPDATE\s+\S+ | ||
| ) | ||
| (?P<afterMethod>.*?) | ||
| (?:\s+WHERE\s+(?P<where>.*?))? | ||
| (?:\s+GROUP BY\s+(?P<groupBy>.*?))? | ||
| (?:\s+HAVING\s+(?P<having>.*?))? | ||
| (?:\s+WINDOW\s+(?P<window>.*?))? | ||
| (?:\s+ORDER BY\s+(?P<orderBy>.*?))? | ||
| (?:\s+LIMIT\s+(?P<limit>.*?))? | ||
| (?:\s+FOR\s+(?P<for>.*?))? | ||
| $/six'; | ||
| $keysAlwaysReturn = array('method', 'select', 'from', 'afterMethod', 'where'); | ||
| return \preg_match($regex, $sql, $matches) === 1 | ||
| ? \array_merge(\array_fill_keys($keysAlwaysReturn, ''), $matches) | ||
| : false; | ||
| } | ||
|
|
||
| /** | ||
| * Replace param holders with param values | ||
| * | ||
| * @param string $sql SQL statement | ||
| * @param array $params Bound Parameters | ||
| * | ||
| * @return string | ||
| */ | ||
| public static function replaceParams($sql, array $params) | ||
| { | ||
| if (ArrayUtil::isList($params) === false) { | ||
| // named params | ||
| foreach ($params as $name => $value) { | ||
| $value = self::doParamSubstitutionValue($value); | ||
| $sql = \str_replace($name, $value, $sql); | ||
| } | ||
| return $sql; | ||
| } | ||
| // anonymous params | ||
| if (\substr_count($sql, '?') !== \count($params)) { | ||
| return $sql; | ||
| } | ||
| $strposOffset = 0; | ||
| foreach ($params as $value) { | ||
| $value = self::doParamSubstitutionValue($value); | ||
| $pos = \strpos($sql, '?', $strposOffset); | ||
| $sql = \substr_replace($sql, $value, $pos, 1); | ||
| $strposOffset = $pos + \strlen($value); | ||
| } | ||
| return $sql; | ||
| } | ||
|
|
||
| /** | ||
| * Get param value for injection into SQL statement | ||
| * | ||
| * @param mixed $value Param value | ||
| * | ||
| * @return int|string | ||
| */ | ||
| private static function doParamSubstitutionValue($value) | ||
| { | ||
| if (\is_string($value)) { | ||
| return "'" . \addslashes($value) . "'"; | ||
| } | ||
| if (\is_numeric($value)) { | ||
| return $value; | ||
| } | ||
| if (\is_array($value)) { | ||
| return \implode(', ', \array_map(array(__CLASS__, __FUNCTION__), $value)); | ||
| } | ||
| if (\is_bool($value)) { | ||
| return (int) $value; | ||
| } | ||
| if ($value === null) { | ||
| return 'null'; | ||
| } | ||
| return \call_user_func(array(__CLASS__, __FUNCTION__), (string) $value); | ||
| } | ||
| } |
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