PHP ForeignKey::getOnDelete方法代码示例

 /**
  * Compute the difference between two Foreign key objects
  *
  * @param ForeignKey $fromFk
  * @param ForeignKey $toFk
  *
  * @param boolean $caseInsensitive Whether the comparison is case insensitive.
  *                                 False by default.
  *
  * @return boolean false if the two fks are similar, true if they have differences
  */
 public static function computeDiff(ForeignKey $fromFk, ForeignKey $toFk, $caseInsensitive = false)
 {
     // Check for differences in local and remote table
     $test = $caseInsensitive ? strtolower($fromFk->getTableName()) != strtolower($toFk->getTableName()) : $fromFk->getTableName() != $toFk->getTableName();
     if ($test) {
         return true;
     }
     $test = $caseInsensitive ? strtolower($fromFk->getForeignTableName()) != strtolower($toFk->getForeignTableName()) : $fromFk->getForeignTableName() != $toFk->getForeignTableName();
     if ($test) {
         return true;
     }
     // compare columns
     $fromFkLocalColumns = $fromFk->getLocalColumns();
     sort($fromFkLocalColumns);
     $toFkLocalColumns = $toFk->getLocalColumns();
     sort($toFkLocalColumns);
     if (array_map('strtolower', $fromFkLocalColumns) != array_map('strtolower', $toFkLocalColumns)) {
         return true;
     }
     $fromFkForeignColumns = $fromFk->getForeignColumns();
     sort($fromFkForeignColumns);
     $toFkForeignColumns = $toFk->getForeignColumns();
     sort($toFkForeignColumns);
     if (array_map('strtolower', $fromFkForeignColumns) != array_map('strtolower', $toFkForeignColumns)) {
         return true;
     }
     // compare on
     if ($fromFk->normalizeFKey($fromFk->getOnUpdate()) != $toFk->normalizeFKey($toFk->getOnUpdate())) {
         return true;
     }
     if ($fromFk->normalizeFKey($fromFk->getOnDelete()) != $toFk->normalizeFKey($toFk->getOnDelete())) {
         return true;
     }
     // compare skipSql
     if ($fromFk->isSkipSql() != $toFk->isSkipSql()) {
         return true;
     }
     return false;
 }

 public function getForeignKeyDDL(ForeignKey $fk)
 {
     if ($fk->isSkipSql() || $fk->isPolymorphic()) {
         return;
     }
     $pattern = 'CONSTRAINT %s FOREIGN KEY (%s) REFERENCES %s (%s)';
     $script = sprintf($pattern, $this->quoteIdentifier($fk->getName()), $this->getColumnListDDL($fk->getLocalColumnObjects()), $this->quoteIdentifier($fk->getForeignTableName()), $this->getColumnListDDL($fk->getForeignColumnObjects()));
     if ($fk->hasOnUpdate() && $fk->getOnUpdate() != ForeignKey::SETNULL) {
         $script .= ' ON UPDATE ' . $fk->getOnUpdate();
     }
     if ($fk->hasOnDelete() && $fk->getOnDelete() != ForeignKey::SETNULL) {
         $script .= ' ON DELETE ' . $fk->getOnDelete();
     }
     return $script;
 }

 public function getForeignKeyDDL(ForeignKey $fk)
 {
     if ($fk->isSkipSql() || $fk->isPolymorphic()) {
         return;
     }
     $pattern = "CONSTRAINT %s\n    FOREIGN KEY (%s) REFERENCES %s (%s)";
     $script = sprintf($pattern, $this->quoteIdentifier($fk->getName()), $this->getColumnListDDL($fk->getLocalColumnObjects()), $this->quoteIdentifier($fk->getForeignTableName()), $this->getColumnListDDL($fk->getForeignColumnObjects()));
     if ($fk->hasOnDelete()) {
         $script .= "\n    ON DELETE " . $fk->getOnDelete();
     }
     return $script;
 }

 public function getForeignKeyDDL(ForeignKey $fk)
 {
     if ($fk->isSkipSql() || !$this->foreignKeySupport) {
         return;
     }
     $pattern = "FOREIGN KEY (%s) REFERENCES %s (%s)";
     $script = sprintf($pattern, $this->getColumnListDDL($fk->getLocalColumns()), $this->quoteIdentifier($fk->getForeignTableName()), $this->getColumnListDDL($fk->getForeignColumns()));
     if ($fk->hasOnUpdate()) {
         $script .= "\n    ON UPDATE " . $fk->getOnUpdate();
     }
     if ($fk->hasOnDelete()) {
         $script .= "\n    ON DELETE " . $fk->getOnDelete();
     }
     return $script;
 }

 /**
  * Appends the generated <foreign-key> XML node to its parent node.
  *
  * @param ForeignKey $foreignKey The ForeignKey model instance
  * @param \DOMNode   $parentNode The parent DOMNode object
  */
 private function appendForeignKeyNode(ForeignKey $foreignKey, \DOMNode $parentNode)
 {
     $foreignKeyNode = $parentNode->appendChild($this->document->createElement('foreign-key'));
     $foreignKeyNode->setAttribute('foreignTable', $foreignKey->getForeignTableCommonName());
     if ($schema = $foreignKey->getForeignSchemaName()) {
         $foreignKeyNode->setAttribute('foreignSchema', $schema);
     }
     $foreignKeyNode->setAttribute('name', $foreignKey->getName());
     if ($phpName = $foreignKey->getPhpName()) {
         $foreignKeyNode->setAttribute('phpName', $phpName);
     }
     if ($refPhpName = $foreignKey->getRefPhpName()) {
         $foreignKeyNode->setAttribute('refPhpName', $refPhpName);
     }
     if ($defaultJoin = $foreignKey->getDefaultJoin()) {
         $foreignKeyNode->setAttribute('defaultJoin', $defaultJoin);
     }
     if ($onDeleteBehavior = $foreignKey->getOnDelete()) {
         $foreignKeyNode->setAttribute('onDelete', $onDeleteBehavior);
     }
     if ($onUpdateBehavior = $foreignKey->getOnUpdate()) {
         $foreignKeyNode->setAttribute('onUpdate', $onUpdateBehavior);
     }
     for ($i = 0, $size = count($foreignKey->getLocalColumns()); $i < $size; $i++) {
         $refNode = $foreignKeyNode->appendChild($this->document->createElement('reference'));
         $refNode->setAttribute('local', $foreignKey->getLocalColumnName($i));
         $refNode->setAttribute('foreign', $foreignKey->getForeignColumnName($i));
     }
     foreach ($foreignKey->getVendorInformation() as $vendorInformation) {
         $this->appendVendorInformationNode($vendorInformation, $foreignKeyNode);
     }
 }

 public function testGetOnActionBehaviors()
 {
     $fk = new ForeignKey();
     $fk->setOnUpdate('SETNULL');
     $fk->setOnDelete('CASCADE');
     $this->assertSame('SET NULL', $fk->getOnUpdate());
     $this->assertTrue($fk->hasOnUpdate());
     $this->assertSame('CASCADE', $fk->getOnDelete());
     $this->assertTrue($fk->hasOnDelete());
 }