protected function relateI18nTableToMainTable()
{
$table = $this->getTable();
$i18nTable = $this->i18nTable;
$pks = $this->getTable()->getPrimaryKey();
if (count($pks) > 1) {
throw new EngineException('The i18n behavior does not support tables with composite primary keys');
}
foreach ($pks as $column) {
if (!$i18nTable->hasColumn($column->getName())) {
$column = clone $column;
$column->setAutoIncrement(false);
$i18nTable->addColumn($column);
}
}
if (in_array($table->getName(), $i18nTable->getForeignTableNames())) {
return;
}
$fk = new ForeignKey();
$fk->setForeignTableCommonName($table->getCommonName());
$fk->setForeignSchemaName($table->getSchema());
$fk->setDefaultJoin('LEFT JOIN');
$fk->setOnDelete(ForeignKey::CASCADE);
$fk->setOnUpdate(ForeignKey::NONE);
foreach ($pks as $column) {
$fk->addReference($column->getName(), $column->getName());
}
$i18nTable->addForeignKey($fk);
}
protected function relateDelegateToMainTable($delegateTable, $mainTable)
{
$pks = $mainTable->getPrimaryKey();
foreach ($pks as $column) {
$mainColumnName = $column->getName();
if (!$delegateTable->hasColumn($mainColumnName)) {
$column = clone $column;
$column->setAutoIncrement(false);
$delegateTable->addColumn($column);
}
}
// Add a one-to-one fk
$fk = new ForeignKey();
$fk->setForeignTableCommonName($mainTable->getCommonName());
$fk->setForeignSchemaName($mainTable->getSchema());
$fk->setDefaultJoin('LEFT JOIN');
$fk->setOnDelete(ForeignKey::CASCADE);
$fk->setOnUpdate(ForeignKey::NONE);
foreach ($pks as $column) {
$fk->addReference($column->getName(), $column->getName());
}
$delegateTable->addForeignKey($fk);
}
public function modifyTable()
{
$table = $this->getTable();
$parentTable = $this->getParentTable();
if ($this->isCopyData()) {
// tell the parent table that it has a descendant
if (!$parentTable->hasBehavior('concrete_inheritance_parent')) {
$parentBehavior = new ConcreteInheritanceParentBehavior();
$parentBehavior->setName('concrete_inheritance_parent');
$parentBehavior->addParameter(array('name' => 'descendant_column', 'value' => $this->getParameter('descendant_column')));
$parentTable->addBehavior($parentBehavior);
// The parent table's behavior modifyTable() must be executed before this one
$parentBehavior->getTableModifier()->modifyTable();
$parentBehavior->setTableModified(true);
}
}
// Add the columns of the parent table
foreach ($parentTable->getColumns() as $column) {
if ($column->getName() == $this->getParameter('descendant_column')) {
continue;
}
if ($table->hasColumn($column->getName())) {
continue;
}
$copiedColumn = clone $column;
if ($column->isAutoIncrement() && $this->isCopyData()) {
$copiedColumn->setAutoIncrement(false);
}
$table->addColumn($copiedColumn);
if ($column->isPrimaryKey() && $this->isCopyData()) {
$fk = new ForeignKey();
$fk->setForeignTableCommonName($column->getTable()->getCommonName());
$fk->setForeignSchemaName($column->getTable()->getSchema());
$fk->setOnDelete('CASCADE');
$fk->setOnUpdate(null);
$fk->addReference($copiedColumn, $column);
$fk->isParentChild = true;
$table->addForeignKey($fk);
}
}
// add the foreign keys of the parent table
foreach ($parentTable->getForeignKeys() as $fk) {
$copiedFk = clone $fk;
$copiedFk->setName('');
$copiedFk->setRefPhpName('');
$this->getTable()->addForeignKey($copiedFk);
}
// add the indices of the parent table
foreach ($parentTable->getIndices() as $index) {
$copiedIndex = clone $index;
$copiedIndex->setName('');
$this->getTable()->addIndex($copiedIndex);
}
// add the unique indices of the parent table
foreach ($parentTable->getUnices() as $unique) {
$copiedUnique = clone $unique;
$copiedUnique->setName('');
$this->getTable()->addUnique($copiedUnique);
}
// add the Behaviors of the parent table
foreach ($parentTable->getBehaviors() as $behavior) {
if ($behavior->getName() == 'concrete_inheritance_parent' || $behavior->getName() == 'concrete_inheritance') {
continue;
}
//validate behavior. If validate behavior already exists, clone only rules from parent
if ('validate' === $behavior->getName() && $table->hasBehavior('validate')) {
$table->getBehavior('validate')->mergeParameters($behavior->getParameters());
continue;
}
$copiedBehavior = clone $behavior;
$copiedBehavior->setTableModified(false);
$this->getTable()->addBehavior($copiedBehavior);
}
}
protected function addVersionTable()
{
$table = $this->getTable();
$database = $table->getDatabase();
$versionTableName = $this->getParameter('version_table') ? $this->getParameter('version_table') : $table->getName() . '_version';
if (!$database->hasTable($versionTableName)) {
// create the version table
$versionTable = $database->addTable(array('name' => $versionTableName, 'phpName' => $this->getVersionTablePhpName(), 'package' => $table->getPackage(), 'schema' => $table->getSchema(), 'namespace' => $table->getNamespace() ? '\\' . $table->getNamespace() : null, 'skipSql' => $table->isSkipSql()));
$versionTable->isVersionTable = true;
// every behavior adding a table should re-execute database behaviors
foreach ($database->getBehaviors() as $behavior) {
$behavior->modifyDatabase();
}
// copy all the columns
foreach ($table->getColumns() as $column) {
$columnInVersionTable = clone $column;
$columnInVersionTable->clearInheritanceList();
if ($columnInVersionTable->hasReferrers()) {
$columnInVersionTable->clearReferrers();
}
if ($columnInVersionTable->isAutoincrement()) {
$columnInVersionTable->setAutoIncrement(false);
}
$versionTable->addColumn($columnInVersionTable);
}
// create the foreign key
$fk = new ForeignKey();
$fk->setForeignTableCommonName($table->getCommonName());
$fk->setForeignSchemaName($table->getSchema());
$fk->setOnDelete('CASCADE');
$fk->setOnUpdate(null);
$tablePKs = $table->getPrimaryKey();
foreach ($versionTable->getPrimaryKey() as $key => $column) {
$fk->addReference($column, $tablePKs[$key]);
}
$versionTable->addForeignKey($fk);
// add the version column to the primary key
$versionColumn = $versionTable->getColumn($this->getParameter('version_column'));
$versionColumn->setNotNull(true);
$versionColumn->setPrimaryKey(true);
$this->versionTable = $versionTable;
} else {
$this->versionTable = $database->getTable($versionTableName);
}
}
/**
* Load foreign keys for this table.
*/
protected function addForeignKeys(Table $table, $oid)
{
$database = $table->getDatabase();
$stmt = $this->dbh->prepare("SELECT\n conname,\n confupdtype,\n confdeltype,\n CASE nl.nspname WHEN 'public' THEN cl.relname ELSE nl.nspname||'.'||cl.relname END as fktab,\n array_agg(DISTINCT a2.attname) AS fkcols,\n CASE nr.nspname WHEN 'public' THEN cr.relname ELSE nr.nspname||'.'||cr.relname END as reftab,\n array_agg(DISTINCT a1.attname) AS refcols\n FROM pg_constraint ct\n JOIN pg_class cl ON cl.oid=conrelid\n JOIN pg_class cr ON cr.oid=confrelid\n JOIN pg_namespace nl ON nl.oid = cl.relnamespace\n JOIN pg_namespace nr ON nr.oid = cr.relnamespace\n LEFT JOIN pg_catalog.pg_attribute a1 ON a1.attrelid = ct.confrelid\n LEFT JOIN pg_catalog.pg_attribute a2 ON a2.attrelid = ct.conrelid\n WHERE\n contype='f'\n AND conrelid = ?\n AND a2.attnum = ANY (ct.conkey)\n AND a1.attnum = ANY (ct.confkey)\n GROUP BY conname, confupdtype, confdeltype, fktab, reftab\n ORDER BY conname");
$stmt->bindValue(1, $oid);
$stmt->execute();
$foreignKeys = array();
while ($row = $stmt->fetch(\PDO::FETCH_ASSOC)) {
$name = $row['conname'];
$localTable = $row['fktab'];
$localColumns = explode(',', trim($row['fkcols'], '{}'));
$foreignTableName = $row['reftab'];
$foreignColumns = explode(',', trim($row['refcols'], '{}'));
// On Update
switch ($row['confupdtype']) {
case 'c':
$onupdate = ForeignKey::CASCADE;
break;
case 'd':
$onupdate = ForeignKey::SETDEFAULT;
break;
case 'n':
$onupdate = ForeignKey::SETNULL;
break;
case 'r':
$onupdate = ForeignKey::RESTRICT;
break;
default:
case 'a':
// NOACTION is the postgresql default
$onupdate = ForeignKey::NONE;
break;
}
// On Delete
switch ($row['confdeltype']) {
case 'c':
$ondelete = ForeignKey::CASCADE;
break;
case 'd':
$ondelete = ForeignKey::SETDEFAULT;
break;
case 'n':
$ondelete = ForeignKey::SETNULL;
break;
case 'r':
$ondelete = ForeignKey::RESTRICT;
break;
default:
case 'a':
// NOACTION is the postgresql default
$ondelete = ForeignKey::NONE;
break;
}
$foreignTable = $database->getTable($foreignTableName);
$localTable = $database->getTable($localTable);
if (!$foreignTable) {
continue;
}
if (!isset($foreignKeys[$name])) {
$fk = new ForeignKey($name);
$fk->setForeignTableCommonName($foreignTable->getCommonName());
if ($table->guessSchemaName() != $foreignTable->guessSchemaName()) {
$fk->setForeignSchemaName($foreignTable->getSchema());
}
$fk->setOnDelete($ondelete);
$fk->setOnUpdate($onupdate);
$table->addForeignKey($fk);
$foreignKeys[$name] = $fk;
}
$max = count($localColumns);
for ($i = 0; $i < $max; $i++) {
$foreignKeys[$name]->addReference($localTable->getColumn($localColumns[$i]), $foreignTable->getColumn($foreignColumns[$i]));
}
}
}
/**
* Adds a relation from logTable to origin table.
*
* @param Table $logTable
*/
protected function addForeignKey(Table $logTable)
{
$table = $this->getTable();
if ($table->getForeignKeysReferencingTable($table->getName())) {
//if already a foreignKey exist to origin table then don't add a second.
return;
}
// create the foreign key
$fk = new ForeignKey();
$fk->setForeignTableCommonName($table->getCommonName());
$fk->setForeignSchemaName($table->getSchema());
$fk->setPhpName('Origin');
$fk->setOnDelete('CASCADE');
$fk->setOnUpdate('CASCADE');
foreach ($table->getPrimaryKey() as $column) {
$fk->addReference($logTable->getColumn($column->getName()), $column);
}
$logTable->addForeignKey($fk);
}
/**
* Load foreign keys for this table.
*/
protected function addForeignKeys(Table $table)
{
$database = $table->getDatabase();
$dataFetcher = $this->dbh->query(sprintf('SHOW CREATE TABLE %s', $this->getPlatform()->doQuoting($table->getName())));
$row = $dataFetcher->fetch();
$foreignKeys = array();
// local store to avoid duplicates
// Get the information on all the foreign keys
$pattern = '/CONSTRAINT `([^`]+)` FOREIGN KEY \\((.+)\\) REFERENCES `([^\\s]+)` \\((.+)\\)(.*)/';
if (preg_match_all($pattern, $row[1], $matches)) {
$tmpArray = array_keys($matches[0]);
foreach ($tmpArray as $curKey) {
$name = $matches[1][$curKey];
$rawlcol = $matches[2][$curKey];
$ftbl = str_replace('`', '', $matches[3][$curKey]);
$rawfcol = $matches[4][$curKey];
$fkey = $matches[5][$curKey];
$lcols = array();
foreach (preg_split('/`, `/', $rawlcol) as $piece) {
$lcols[] = trim($piece, '` ');
}
$fcols = array();
foreach (preg_split('/`, `/', $rawfcol) as $piece) {
$fcols[] = trim($piece, '` ');
}
// typical for mysql is RESTRICT
$fkactions = array('ON DELETE' => ForeignKey::RESTRICT, 'ON UPDATE' => ForeignKey::RESTRICT);
if ($fkey) {
// split foreign key information -> search for ON DELETE and afterwords for ON UPDATE action
foreach (array_keys($fkactions) as $fkaction) {
$result = null;
preg_match('/' . $fkaction . ' (' . ForeignKey::CASCADE . '|' . ForeignKey::SETNULL . ')/', $fkey, $result);
if ($result && is_array($result) && isset($result[1])) {
$fkactions[$fkaction] = $result[1];
}
}
}
// restrict is the default
foreach ($fkactions as $key => $action) {
if (ForeignKey::RESTRICT === $action) {
$fkactions[$key] = null;
}
}
$localColumns = array();
$foreignColumns = array();
if ($table->guessSchemaName() != $database->getSchema() && false == strpos($ftbl, $database->getPlatform()->getSchemaDelimiter())) {
$ftbl = $table->guessSchemaName() . $database->getPlatform()->getSchemaDelimiter() . $ftbl;
}
$foreignTable = $database->getTable($ftbl, true);
if (!$foreignTable) {
continue;
}
foreach ($fcols as $fcol) {
$foreignColumns[] = $foreignTable->getColumn($fcol);
}
foreach ($lcols as $lcol) {
$localColumns[] = $table->getColumn($lcol);
}
if (!isset($foreignKeys[$name])) {
$fk = new ForeignKey($name);
$fk->setForeignTableCommonName($foreignTable->getCommonName());
if ($table->guessSchemaName() != $foreignTable->guessSchemaName()) {
$fk->setForeignSchemaName($foreignTable->guessSchemaName());
}
$fk->setOnDelete($fkactions['ON DELETE']);
$fk->setOnUpdate($fkactions['ON UPDATE']);
$table->addForeignKey($fk);
$foreignKeys[$name] = $fk;
}
$max = count($localColumns);
for ($i = 0; $i < $max; $i++) {
$foreignKeys[$name]->addReference($localColumns[$i], $foreignColumns[$i]);
}
}
}
}
/**
* Load foreign keys for this table.
*/
protected function addForeignKeys(Table $table)
{
$database = $table->getDatabase();
$dataFetcher = $this->dbh->query("select fk.name as CONSTRAINT_NAME, lcol.name as COLUMN_NAME, rtab.name as FK_TABLE_NAME, rcol.name as FK_COLUMN_NAME\n from sys.foreign_keys as fk \n inner join sys.foreign_key_columns ref on ref.constraint_object_id = fk.object_id\n inner join sys.columns lcol on lcol.object_id = ref.parent_object_id and lcol.column_id = ref.parent_column_id\n inner join sys.columns rcol on rcol.object_id = ref.referenced_object_id and rcol.column_id = ref.referenced_column_id\n inner join sys.tables rtab on rtab.object_id = ref.referenced_object_id\n where fk.parent_object_id = OBJECT_ID('" . $table->getName() . "')");
$dataFetcher->setStyle(\PDO::FETCH_ASSOC);
$foreignKeys = [];
// local store to avoid duplicates
foreach ($dataFetcher as $row) {
$name = $this->cleanDelimitedIdentifiers($row['CONSTRAINT_NAME']);
$lcol = $this->cleanDelimitedIdentifiers($row['COLUMN_NAME']);
$ftbl = $this->cleanDelimitedIdentifiers($row['FK_TABLE_NAME']);
$fcol = $this->cleanDelimitedIdentifiers($row['FK_COLUMN_NAME']);
$foreignTable = $database->getTable($ftbl);
$foreignColumn = $foreignTable->getColumn($fcol);
$localColumn = $table->getColumn($lcol);
if (!isset($foreignKeys[$name])) {
$fk = new ForeignKey($name);
$fk->setForeignTableCommonName($foreignTable->getCommonName());
$fk->setForeignSchemaName($foreignTable->getSchema());
//$fk->setOnDelete($fkactions['ON DELETE']);
//$fk->setOnUpdate($fkactions['ON UPDATE']);
$table->addForeignKey($fk);
$foreignKeys[$name] = $fk;
}
$foreignKeys[$name]->addReference($localColumn, $foreignColumn);
}
}
public function testSetForeignSchemaName()
{
$fk = new ForeignKey();
$fk->setForeignSchemaName('authors');
$this->assertSame('authors', $fk->getForeignSchemaName());
}
protected function addForeignKeys(Table $table)
{
$stmt = $this->dbh->query('PRAGMA foreign_key_list("' . $table->getName() . '")');
$lastId = null;
while ($row = $stmt->fetch(\PDO::FETCH_ASSOC)) {
if ($lastId !== $row['id']) {
$fk = new ForeignKey();
$tableName = $row['table'];
$tableSchema = '';
if (false !== ($pos = strpos($tableName, '§'))) {
$tableName = substr($tableName, $pos + 2);
$tableSchema = substr($tableName, 0, $pos);
}
$fk->setForeignTableCommonName($tableName);
if ($table->getDatabase()->getSchema() != $tableSchema) {
$fk->setForeignSchemaName($tableSchema);
}
$fk->setOnDelete($row['on_delete']);
$fk->setOnUpdate($row['on_update']);
$table->addForeignKey($fk);
$lastId = $row['id'];
}
$fk->addReference($row['from'], $row['to']);
}
}
/**
* Load foreign keys for this table.
*/
protected function addForeignKeys(Table $table)
{
$database = $table->getDatabase();
$dataFetcher = $this->dbh->query("SELECT ccu1.TABLE_NAME, ccu1.COLUMN_NAME, ccu2.TABLE_NAME AS FK_TABLE_NAME, ccu2.COLUMN_NAME AS FK_COLUMN_NAME\n FROM INFORMATION_SCHEMA.CONSTRAINT_COLUMN_USAGE ccu1 INNER JOIN\n INFORMATION_SCHEMA.TABLE_CONSTRAINTS tc1 ON tc1.CONSTRAINT_NAME = ccu1.CONSTRAINT_NAME AND\n CONSTRAINT_TYPE = 'Foreign Key' INNER JOIN\n INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS rc1 ON rc1.CONSTRAINT_NAME = tc1.CONSTRAINT_NAME INNER JOIN\n INFORMATION_SCHEMA.CONSTRAINT_COLUMN_USAGE ccu2 ON ccu2.CONSTRAINT_NAME = rc1.UNIQUE_CONSTRAINT_NAME\n WHERE (ccu1.table_name = '" . $table->getName() . "')");
$foreignKeys = array();
// local store to avoid duplicates
foreach ($dataFetcher as $row) {
$lcol = $this->cleanDelimitedIdentifiers($row['COLUMN_NAME']);
$ftbl = $this->cleanDelimitedIdentifiers($row['FK_TABLE_NAME']);
$fcol = $this->cleanDelimitedIdentifiers($row['FK_COLUMN_NAME']);
$foreignTable = $database->getTable($ftbl);
$foreignColumn = $foreignTable->getColumn($fcol);
$localColumn = $table->getColumn($lcol);
if (!isset($foreignKeys[$name])) {
$fk = new ForeignKey($name);
$fk->setForeignTableCommonName($foreignTable->getCommonName());
$fk->setForeignSchemaName($foreignTable->getSchema());
//$fk->setOnDelete($fkactions['ON DELETE']);
//$fk->setOnUpdate($fkactions['ON UPDATE']);
$table->addForeignKey($fk);
$foreignKeys[$name] = $fk;
}
$foreignKeys[$name]->addReference($localColumn, $foreignColumn);
}
}
protected function relateI18nTableToMainTable()
{
$table = $this->getTable();
$i18nTable = $this->i18nTable;
$pks = $this->getTable()->getPrimaryKey();
if (count($pks) > 1) {
throw new EngineException('The i18n behavior does not support tables with composite primary keys');
}
$column = $pks[0];
$i18nColumn = clone $column;
if ($this->getParameter('i18n_pk_column')) {
// custom i18n table pk name
$i18nColumn->setName($this->getParameter('i18n_pk_column'));
} else {
if (in_array($table->getName(), $i18nTable->getForeignTableNames())) {
// custom i18n table pk name not set, but some fk already exists
return;
}
}
if (!$i18nTable->hasColumn($i18nColumn->getName())) {
$i18nColumn->setAutoIncrement(false);
$i18nTable->addColumn($i18nColumn);
}
$fk = new ForeignKey();
$fk->setForeignTableCommonName($table->getCommonName());
$fk->setForeignSchemaName($table->getSchema());
$fk->setDefaultJoin('LEFT JOIN');
$fk->setOnDelete(ForeignKey::CASCADE);
$fk->setOnUpdate(ForeignKey::NONE);
$fk->addReference($i18nColumn->getName(), $column->getName());
$i18nTable->addForeignKey($fk);
}
