function Insert::__toString

Overrides Insert::__toString

File

core/modules/sqlite/src/Driver/Database/sqlite/Insert.php, line 90

Class

Insert

SQLite implementation of <a href="/api/drupal/core%21lib%21Drupal%21Core%21Database%21Query%21Insert.php/class/Insert/11.x" title="General class for an abstracted INSERT query." class="local">\Drupal\Core\Database\Query\Insert</a>.

Namespace

Code

public function __toString() {
    // Create a sanitized comment string to prepend to the query.
    $comments = $this->connection
        ->makeComment($this->comments);
    // Produce as many generic placeholders as necessary.
    $placeholders = [];
    if (!empty($this->insertFields)) {
        $placeholders = array_fill(0, count($this->insertFields), '?');
    }
    $insert_fields = array_map(function ($field) {
        return $this->connection
            ->escapeField($field);
    }, $this->insertFields);
    // If we're selecting from a SelectQuery, finish building the query and
    // pass it back, as any remaining options are irrelevant.
    if (!empty($this->fromQuery)) {
        $insert_fields_string = $insert_fields ? ' (' . implode(', ', $insert_fields) . ') ' : ' ';
        return $comments . 'INSERT INTO {' . $this->table . '}' . $insert_fields_string . $this->fromQuery;
    }
    return $comments . 'INSERT INTO {' . $this->table . '} (' . implode(', ', $insert_fields) . ') VALUES (' . implode(', ', $placeholders) . ')';
}