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https://github.com/silverstripe/silverstripe-framework
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BUG Fix incompatibility in Member_GroupList Fix regressions in merges from 3.1 BUG Fix Security failing on test classes BUG Fix postgresql compatibility Clarify sql encoding of table names
102 lines
2.3 KiB
PHP
102 lines
2.3 KiB
PHP
<?php
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/**
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* Object representing a SQL UPDATE query.
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* The various parts of the SQL query can be manipulated individually.
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*
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* @package framework
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* @subpackage model
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*/
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class SQLUpdate extends SQLConditionalExpression implements SQLWriteExpression {
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/**
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* The assignment to create for this update
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*
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* @var SQLAssignmentRow
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*/
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protected $assignment = null;
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/**
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* Construct a new SQLUpdate object
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*
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* @param string $table Table name to update (ANSI quoted)
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* @param array $assignment List of column assignments
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* @param array $where List of where clauses
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* @return static
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*/
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public static function create($table = null, $assignment = array(), $where = array()) {
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return Injector::inst()->createWithArgs(__CLASS__, func_get_args());
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}
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/**
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* Construct a new SQLUpdate object
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*
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* @param string $table Table name to update (ANSI quoted)
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* @param array $assignment List of column assignments
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* @param array $where List of where clauses
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*/
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function __construct($table = null, $assignment = array(), $where = array()) {
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parent::__construct(null, $where);
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$this->assignment = new SQLAssignmentRow();
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$this->setTable($table);
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$this->setAssignments($assignment);
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}
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/**
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* Sets the table name to update
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*
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* @param string $table
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* @return self Self reference
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*/
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public function setTable($table) {
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return $this->setFrom($table);
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}
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/**
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* Gets the table name to update
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*
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* @return string Name of the table
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*/
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public function getTable() {
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return reset($this->from);
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}
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public function addAssignments(array $assignments) {
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$this->assignment->addAssignments($assignments);
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return $this;
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}
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public function setAssignments(array $assignments) {
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$this->assignment->setAssignments($assignments);
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return $this;
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}
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public function getAssignments() {
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return $this->assignment->getAssignments();
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}
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public function assign($field, $value) {
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$this->assignment->assign($field, $value);
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return $this;
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}
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public function assignSQL($field, $sql) {
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$this->assignment->assignSQL($field, $sql);
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return $this;
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}
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/**
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* Clears all currently set assigment values
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*
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* @return self The self reference to this query
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*/
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public function clear() {
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$this->assignment->clear();
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return $this;
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}
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public function isEmpty() {
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return empty($this->assignment) || $this->assignment->isEmpty() || parent::isEmpty();
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}
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}
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