class InsertQuery_mysql

class InsertQuery_mysql  extends InsertQuery {
 public function execute() {
 if (!$this->preExecute ()) {
 return NULL;
 }
 // If we're selecting from a SelectQuery, finish building the query and
 // pass it back, as any remaining options are irrelevant.
 if (empty($this->fromQuery )) {
 $max_placeholder = 0;
 $values = array();
 foreach ($this->insertValues  as $insert_values) {
 foreach ($insert_values as $value) {
 $values[':db_insert_placeholder_' . $max_placeholder++] = $value;
 }
 }
 }
 else {
 $values = $this->fromQuery 
 ->getArguments ();
 }
 $last_insert_id = $this->connection 
 ->query ((string) $this, $values, $this->queryOptions );
 // Re-initialize the values array so that we can re-use this query.
 $this->insertValues  = array();
 return $last_insert_id;
 }
 public function __toString() {
 // Create a sanitized comment string to prepend to the query.
 $comments = $this->connection 
 ->makeComment ($this->comments );
 // Default fields are always placed first for consistency.
 $insert_fields = array_merge ($this->defaultFields , $this->insertFields );
 if (method_exists ($this->connection , 'escapeFields')) {
 $insert_fields = $this->connection 
 ->escapeFields ($insert_fields);
 }
 // 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 ;
 }
 $query = $comments . 'INSERT INTO {' . $this->table  . '} (' . implode (', ', $insert_fields) . ') VALUES ';
 $max_placeholder = 0;
 $values = array();
 if (!is_array ($this->insertValues )) {
 if (version_compare (PHP_VERSION, '7.4', '>=')) {
 throw new UnexpectedValueException();
 }
 else {
 drupal_trigger_fatal_error ('Unexpected Value');
 }
 }
 if (count ($this->insertValues )) {
 foreach ($this->insertValues  as $insert_values) {
 $placeholders = array();
 // Default fields aren't really placeholders, but this is the most convenient
 // way to handle them.
 $placeholders = array_pad ($placeholders, count ($this->defaultFields ), 'default');
 $new_placeholder = $max_placeholder + count ($insert_values);
 for ($i = $max_placeholder; $i < $new_placeholder; ++$i) {
 $placeholders[] = ':db_insert_placeholder_' . $i;
 }
 $max_placeholder = $new_placeholder;
 $values[] = '(' . implode (', ', $placeholders) . ')';
 }
 }
 else {
 // If there are no values, then this is a default-only query. We still need to handle that.
 $placeholders = array_fill (0, count ($this->defaultFields ), 'default');
 $values[] = '(' . implode (', ', $placeholders) . ')';
 }
 $query .= implode (', ', $values);
 return $query;
 }
}