Code Coverage |
||||||||||
Classes and Traits |
Functions and Methods |
Lines |
||||||||
| Total | |
0.00% |
0 / 1 |
|
0.00% |
0 / 2 |
CRAP | |
0.00% |
0 / 63 |
| NativeUpsert | |
0.00% |
0 / 1 |
|
33.33% |
1 / 3 |
240 | |
0.00% |
0 / 63 |
| execute | |
0.00% |
0 / 1 |
156 | |
0.00% |
0 / 50 |
|||
| __toString | |
0.00% |
0 / 1 |
6 | |
0.00% |
0 / 2 |
|||
| anonymous function | |
100.00% |
1 / 1 |
1 | |
100.00% |
0 / 0 |
|||
| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\Core\Database\Driver\pgsql\NativeUpsert. | |
| */ | |
| namespace Drupal\Core\Database\Driver\pgsql; | |
| use Drupal\Core\Database\Query\Upsert as QueryUpsert; | |
| /** | |
| * PostgreSQL implementation of native \Drupal\Core\Database\Query\Upsert. | |
| * | |
| * @see http://www.postgresql.org/docs/9.5/static/sql-insert.html#SQL-ON-CONFLICT | |
| */ | |
| class NativeUpsert extends QueryUpsert { | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function execute() { | |
| if (!$this->preExecute()) { | |
| return NULL; | |
| } | |
| $stmt = $this->connection->prepareQuery((string) $this); | |
| // Fetch the list of blobs and sequences used on that table. | |
| $table_information = $this->connection->schema()->queryTableInformation($this->table); | |
| $max_placeholder = 0; | |
| $blobs = []; | |
| $blob_count = 0; | |
| foreach ($this->insertValues as $insert_values) { | |
| foreach ($this->insertFields as $idx => $field) { | |
| if (isset($table_information->blob_fields[$field])) { | |
| $blobs[$blob_count] = fopen('php://memory', 'a'); | |
| fwrite($blobs[$blob_count], $insert_values[$idx]); | |
| rewind($blobs[$blob_count]); | |
| $stmt->bindParam(':db_insert_placeholder_' . $max_placeholder++, $blobs[$blob_count], \PDO::PARAM_LOB); | |
| // Pre-increment is faster in PHP than increment. | |
| ++$blob_count; | |
| } | |
| else { | |
| $stmt->bindParam(':db_insert_placeholder_' . $max_placeholder++, $insert_values[$idx]); | |
| } | |
| } | |
| // Check if values for a serial field has been passed. | |
| if (!empty($table_information->serial_fields)) { | |
| foreach ($table_information->serial_fields as $index => $serial_field) { | |
| $serial_key = array_search($serial_field, $this->insertFields); | |
| if ($serial_key !== FALSE) { | |
| $serial_value = $insert_values[$serial_key]; | |
| // Sequences must be greater than or equal to 1. | |
| if ($serial_value === NULL || !$serial_value) { | |
| $serial_value = 1; | |
| } | |
| // Set the sequence to the bigger value of either the passed | |
| // value or the max value of the column. It can happen that another | |
| // thread calls nextval() which could lead to a serial number being | |
| // used twice. However, trying to insert a value into a serial | |
| // column should only be done in very rare cases and is not thread | |
| // safe by definition. | |
| $this->connection->query("SELECT setval('" . $table_information->sequences[$index] . "', GREATEST(MAX(" . $serial_field . "), :serial_value)) FROM {" . $this->table . "}", array(':serial_value' => (int)$serial_value)); | |
| } | |
| } | |
| } | |
| } | |
| $options = $this->queryOptions; | |
| if (!empty($table_information->sequences)) { | |
| $options['sequence_name'] = $table_information->sequences[0]; | |
| } | |
| // Re-initialize the values array so that we can re-use this query. | |
| $this->insertValues = []; | |
| // Create a savepoint so we can rollback a failed query. This is so we can | |
| // mimic MySQL and SQLite transactions which don't fail if a single query | |
| // fails. This is important for tables that are created on demand. For | |
| // example, \Drupal\Core\Cache\DatabaseBackend. | |
| $this->connection->addSavepoint(); | |
| try { | |
| $this->connection->query($stmt, [], $options); | |
| $this->connection->releaseSavepoint(); | |
| } | |
| catch (\Exception $e) { | |
| $this->connection->rollbackSavepoint(); | |
| throw $e; | |
| } | |
| return TRUE; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| 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); | |
| $insert_fields = array_map(function($f) { return $this->connection->escapeField($f); }, $insert_fields); | |
| $query = $comments . 'INSERT INTO {' . $this->table . '} (' . implode(', ', $insert_fields) . ') VALUES '; | |
| $values = $this->getInsertPlaceholderFragment($this->insertValues, $this->defaultFields); | |
| $query .= implode(', ', $values); | |
| // Updating the unique / primary key is not necessary. | |
| unset($insert_fields[$this->key]); | |
| $update = []; | |
| foreach ($insert_fields as $field) { | |
| $update[] = "$field = EXCLUDED.$field"; | |
| } | |
| $query .= ' ON CONFLICT (' . $this->connection->escapeField($this->key) . ') DO UPDATE SET ' . implode(', ', $update); | |
| return $query; | |
| } | |
| } |