-
-
Notifications
You must be signed in to change notification settings - Fork 77
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Signed-off-by: Varun Patil <radialapps@gmail.com>
- Loading branch information
Showing
13 changed files
with
167 additions
and
123 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| <?php | ||
|
|
||
| declare(strict_types=1); | ||
|
|
||
| namespace OCA\Memories\Db; | ||
|
|
||
| use OCP\DB\QueryBuilder\IQueryBuilder; | ||
| use OCP\DB\QueryBuilder\IQueryFunction; | ||
|
|
||
| class SQL | ||
| { | ||
| /** | ||
| * @return never | ||
| */ | ||
| public static function debugQuery(IQueryBuilder &$query, string $sql = '') | ||
| { | ||
| // Print the query and exit | ||
| $sql = empty($sql) ? $query->getSQL() : $sql; | ||
| $sql = str_replace('*PREFIX*', 'oc_', $sql); | ||
| $sql = self::replaceQueryParams($query, $sql); | ||
| echo "{$sql}"; | ||
|
|
||
| exit; // only for debugging, so this is okay | ||
| } | ||
|
|
||
| public static function replaceQueryParams(IQueryBuilder &$query, string $sql): string | ||
| { | ||
| $params = $query->getParameters(); | ||
| $platform = $query->getConnection()->getDatabasePlatform(); | ||
| foreach ($params as $key => $value) { | ||
| if (\is_array($value)) { | ||
| $value = implode(',', array_map(static fn ($v) => $platform->quoteStringLiteral($v), $value)); | ||
| } elseif (\is_bool($value)) { | ||
| $value = $platform->quoteStringLiteral($value ? '1' : '0'); | ||
| } elseif (null === $value) { | ||
| $value = $platform->quoteStringLiteral('NULL'); | ||
| } else { | ||
| $value = $platform->quoteStringLiteral((string) $value); | ||
| } | ||
|
|
||
| $sql = str_replace(':'.$key, $value, $sql); | ||
| } | ||
|
|
||
| return $sql; | ||
| } | ||
|
|
||
| /** | ||
| * Materialize a query as a subquery and select everything from it. | ||
| * This is very useful for optimization. | ||
| * | ||
| * @param IQueryBuilder $query The query to materialize | ||
| * @param string $alias The alias to use for the subquery | ||
| */ | ||
| public static function materialize(IQueryBuilder $query, string $alias): IQueryBuilder | ||
| { | ||
| // Create new query and copy over parameters (and types) | ||
| $outer = $query->getConnection()->getQueryBuilder(); | ||
| $outer->setParameters($query->getParameters(), $query->getParameterTypes()); | ||
|
|
||
| // Create the subquery function for selecting from it | ||
| $outer->select("{$alias}.*")->from(self::subquery($outer, $query), $alias); | ||
|
|
||
| return $outer; | ||
| } | ||
|
|
||
| /** | ||
| * Create a subquery function. | ||
| * | ||
| * @param IQueryBuilder $query The query to create the function on | ||
| * @param IQueryBuilder $subquery The subquery to use | ||
| */ | ||
| public static function subquery(IQueryBuilder &$query, IQueryBuilder &$subquery): IQueryFunction | ||
| { | ||
| return $query->createFunction("({$subquery->getSQL()})"); | ||
| } | ||
|
|
||
| /** | ||
| * Create an EXISTS expression. | ||
| * | ||
| * @param IQueryBuilder $query The query to create the function on | ||
| * @param IQueryBuilder|string $clause The clause to check for existence | ||
| */ | ||
| public static function exists(IQueryBuilder &$query, IQueryBuilder|string &$clause): IQueryFunction | ||
| { | ||
| if ($clause instanceof IQueryBuilder) { | ||
| $clause = $clause->getSQL(); | ||
| } | ||
|
|
||
| return $query->createFunction("EXISTS ({$clause})"); | ||
| } | ||
|
|
||
| /** | ||
| * Create a NOT EXISTS expression. | ||
| * | ||
| * @param IQueryBuilder $query The query to create the function on | ||
| * @param IQueryBuilder|string $clause The clause to check for existence | ||
| */ | ||
| public static function notExists(IQueryBuilder &$query, IQueryBuilder|string &$clause): IQueryFunction | ||
| { | ||
| if ($clause instanceof IQueryBuilder) { | ||
| $clause = $clause->getSQL(); | ||
| } | ||
|
|
||
| return $query->createFunction("NOT EXISTS ({$clause})"); | ||
| } | ||
| } |
Oops, something went wrong.