<?php
namespace Jackalope\Transport\DoctrineDBAL;
use ArrayObject;
use Closure;
use DateTime;
use DateTimeZone;
use Doctrine\DBAL\Connection;
use Doctrine\DBAL\DBALException;
use Doctrine\DBAL\Platforms\PostgreSqlPlatform;
use Doctrine\DBAL\Platforms\SqlitePlatform;
use DOMDocument;
use DOMElement;
use DOMXPath;
use Exception;
use InvalidArgumentException;
use Jackalope\FactoryInterface;
use Jackalope\Node;
use Jackalope\NodeType\NodeProcessor;
use Jackalope\NodeType\NodeTypeDefinition;
use Jackalope\NodeType\NodeTypeManager;
use Jackalope\NotImplementedException;
use Jackalope\Property;
use Jackalope\Query\QOM\QueryObjectModelFactory;
use Jackalope\Query\Query;
use Jackalope\Transport\BaseTransport;
use Jackalope\Transport\DoctrineDBAL\Query\QOMWalker;
use Jackalope\Transport\MoveNodeOperation;
use Jackalope\Transport\NodeTypeManagementInterface;
use Jackalope\Transport\QueryInterface as QueryTransport;
use Jackalope\Transport\StandardNodeTypes;
use Jackalope\Transport\TransactionInterface;
use Jackalope\Transport\WorkspaceManagementInterface;
use Jackalope\Transport\WritingInterface;
use PDO;
use PDOException;
use PHPCR\AccessDeniedException;
use PHPCR\CredentialsInterface;
use PHPCR\ItemExistsException;
use PHPCR\ItemNotFoundException;
use PHPCR\LoginException;
use PHPCR\NamespaceException;
use PHPCR\NamespaceRegistryInterface as NS;
use PHPCR\NodeType\ConstraintViolationException;
use PHPCR\NodeType\NodeDefinitionInterface;
use PHPCR\NodeType\NodeTypeExistsException;
use PHPCR\NodeType\NoSuchNodeTypeException;
use PHPCR\NodeType\PropertyDefinitionInterface;
use PHPCR\NoSuchWorkspaceException;
use PHPCR\PathNotFoundException;
use PHPCR\PropertyType;
use PHPCR\Query\InvalidQueryException;
use PHPCR\Query\QOM\QueryObjectModelConstantsInterface as QOM;
use PHPCR\Query\QOM\QueryObjectModelInterface;
use PHPCR\Query\QOM\SelectorInterface;
use PHPCR\Query\QueryInterface;
use PHPCR\ReferentialIntegrityException;
use PHPCR\RepositoryException;
use PHPCR\RepositoryInterface;
use PHPCR\SimpleCredentials;
use PHPCR\UnsupportedRepositoryOperationException;
use PHPCR\Util\PathHelper;
use PHPCR\Util\QOM\Sql2ToQomQueryConverter;
use PHPCR\Util\UUIDHelper;
use PHPCR\Util\ValueConverter;
use stdClass;
/**
* Class to handle the communication between Jackalope and RDBMS via Doctrine DBAL.
*
* @license http://www.apache.org/licenses Apache License Version 2.0, January 2004
* @license http://opensource.org/licenses/MIT MIT License
*
* @author Benjamin Eberlei <kontakt@beberlei.de>
* @author Lukas Kahwe Smith <smith@pooteeweet.org>
*/
class Client extends BaseTransport implements QueryTransport, WritingInterface, WorkspaceManagementInterface, NodeTypeManagementInterface, TransactionInterface
{
/**
* SQlite can only handle a maximum of 999 parameters inside an IN statement
* see https://github.com/jackalope/jackalope-doctrine-dbal/pull/149/files#diff-a3a0165ed79ca1ba3513ec5ecd59ec56R707
*/
const SQLITE_MAXIMUM_IN_PARAM_COUNT = 999;
/**
* The factory to instantiate objects
*
* @var FactoryInterface
*/
protected $factory;
/**
* @var ValueConverter
*/
protected $valueConverter;
/**
* @var Connection
*/
private $conn;
/**
* @var Closure
*/
private $uuidGenerator;
/**
* @var bool
*/
private $loggedIn = false;
/**
* @var SimpleCredentials
*/
private $credentials;
/**
* @var string
*/
protected $workspaceName;
/**
* @var array
*/
private $nodeIdentifiers = [];
/**
* @var NodeTypeManager
*/
private $nodeTypeManager;
/**
* @var bool
*/
protected $inTransaction = false;
/**
* Check if an initial request on login should be send to check if repository exists
* This is according to the JCR specifications and set to true by default
*
* @see setCheckLoginOnServer
*
* @var bool
*/
private $checkLoginOnServer = true;
/**
* Using an ArrayObject here so that we can pass this into the NodeProcessor by reference more elegantly
*
* @var null|ArrayObject
*/
protected $namespaces;
/**
* @var null|array The namespaces at initial state when making changes to the namespaces, in case of rollback.
*/
private $originalNamespaces;
/**
* The core namespaces defined in JCR
*
* @var array
*/
private $coreNamespaces = [
NS::PREFIX_EMPTY => NS::NAMESPACE_EMPTY,
NS::PREFIX_JCR => NS::NAMESPACE_JCR,
NS::PREFIX_NT => NS::NAMESPACE_NT,
NS::PREFIX_MIX => NS::NAMESPACE_MIX,
NS::PREFIX_XML => NS::NAMESPACE_XML,
NS::PREFIX_SV => NS::NAMESPACE_SV,
];
/**
* @var string|null
*/
private $sequenceNodeName;
/**
* @var string|null
*/
private $sequenceTypeName;
/**
* @var array
*/
private $referencesToUpdate = [];
/**
* @var array
*/
private $referenceTables = [
PropertyType::REFERENCE => 'phpcr_nodes_references',
PropertyType::WEAKREFERENCE => 'phpcr_nodes_weakreferences',
];
/**
* @var array
*/
private $referencesToDelete = [];
/**
* @var boolean
*/
private $connectionInitialized = false;
/**
* @var NodeProcessor
*/
private $nodeProcessor;
/**
* @var string
*/
private $caseSensitiveEncoding = null;
/**
* @param FactoryInterface $factory
* @param Connection $conn
*/
public function __construct(FactoryInterface $factory, Connection $conn)
{
$this->factory = $factory;
$this->valueConverter = $this->factory->get(ValueConverter::class);
$this->conn = $conn;
}
/**
* @TODO: move to "SqlitePlatform" and rename to "registerExtraFunctions"?
*
* @param PDO $sqliteConnection
*
* @return Client
*/
private function registerSqliteFunctions(PDO $sqliteConnection)
{
$sqliteConnection->sqliteCreateFunction(
'EXTRACTVALUE',
function ($string, $expression) {
if (null === $string) {
return null;
}
$dom = new DOMDocument('1.0', 'UTF-8');
$dom->loadXML($string);
$xpath = new DOMXPath($dom);
$list = $xpath->evaluate($expression);
if (!is_object($list)) {
return $list;
}
// @TODO: don't know if there are expressions returning more then one row
if ($list->length > 0) {
// @TODO: why it can happen that we do not have a type? https://github.com/phpcr/phpcr-api-tests/pull/132
$type = is_object($list->item(0)->parentNode->attributes->getNamedItem('type')) ? $list->item(
0
)->parentNode->attributes->getNamedItem('type')->value : null;
$content = $list->item(0)->textContent;
switch ($type) {
case 'long':
return (int)$content;
break;
case 'double':
return (double)$content;
break;
default:
return $content;
}
}
// @TODO: don't know if return value is right
return null;
},
2
);
$sqliteConnection->sqliteCreateFunction(
'CONCAT',
function () {
return implode('', func_get_args());
}
);
return $this;
}
/**
* @return Connection
*/
public function getConnection()
{
$this->initConnection();
return $this->conn;
}
/**
* Set the UUID generator to use. If not set, the phpcr-utils UUIDHelper
* will be used.
*
* @param Closure $generator
*/
public function setUuidGenerator(Closure $generator)
{
$this->uuidGenerator = $generator;
}
/**
* @return callable a uuid generator function.
*/
protected function getUuidGenerator()
{
if (!$this->uuidGenerator) {
$this->uuidGenerator = function () {
return UUIDHelper::generateUUID();
};
}
return $this->uuidGenerator;
}
/**
* @return string a universally unique id.
*/
protected function generateUuid()
{
// php 5.3 compatibility, no direct execution of this function.
$g = $this->getUuidGenerator();
return $g();
}
/**
* {@inheritDoc}
*
* @throws NotImplementedException
*/
public function createWorkspace($name, $srcWorkspace = null)
{
if (null !== $srcWorkspace) {
throw new NotImplementedException('Creating workspace as clone of existing workspace not supported');
}
if ($this->workspaceExists($name)) {
throw new RepositoryException("Workspace '$name' already exists");
}
try {
$this->getConnection()->insert('phpcr_workspaces', ['name' => $name]);
} catch (Exception $e) {
throw new RepositoryException("Couldn't create Workspace '$name': " . $e->getMessage(), 0, $e);
}
$this->getConnection()->insert(
'phpcr_nodes',
[
'path' => '/',
'parent' => '',
'workspace_name' => $name,
'identifier' => $this->generateUuid(),
'type' => 'nt:unstructured',
'local_name' => '',
'namespace' => '',
'props' => '<?xml version="1.0" encoding="UTF-8"?>
<sv:node xmlns:' . NS::PREFIX_MIX . '="' . NS::NAMESPACE_MIX . '" xmlns:' . NS::PREFIX_NT . '="' . NS::NAMESPACE_NT . '" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:' . NS::PREFIX_JCR . '="' . NS::NAMESPACE_JCR . '" xmlns:' . NS::PREFIX_SV . '="' . NS::NAMESPACE_SV . '" xmlns:rep="internal" />',
// TODO compute proper value
'depth' => 0,
]
);
}
/**
* {@inheritDoc}
*/
public function deleteWorkspace($name)
{
if (!$this->workspaceExists($name)) {
throw new RepositoryException("Workspace '$name' cannot be deleted as it does not exist");
}
try {
$this->getConnection()->delete('phpcr_workspaces', ['name' => $name]);
} catch (Exception $e) {
throw new RepositoryException("Couldn't delete workspace '$name': " . $e->getMessage(), 0, $e);
}
try {
$this->getConnection()->delete('phpcr_nodes', ['workspace_name' => $name]);
} catch (Exception $e) {
throw new RepositoryException("Couldn't delete nodes in workspace '$name': " . $e->getMessage(), 0, $e);
}
try {
$this->getConnection()->delete('phpcr_binarydata', ['workspace_name' => $name]);
} catch (Exception $e) {
throw new RepositoryException(
"Couldn't delete binary data in workspace '$name': " . $e->getMessage(), 0, $e
);
}
}
/**
* {@inheritDoc}
*
* @throws NotImplementedException
* @throws AccessDeniedException
* @throws UnsupportedRepositoryOperationException
*/
public function login(CredentialsInterface $credentials = null, $workspaceName = null)
{
$this->credentials = $credentials;
$this->workspaceName = $workspaceName ?: 'default';
if (!$this->checkLoginOnServer) {
return $this->workspaceName;
}
if (!$this->workspaceExists($this->workspaceName)) {
if ('default' !== $this->workspaceName) {
throw new NoSuchWorkspaceException("Requested workspace: '{$this->workspaceName}'");
}
// Create default workspace if it not exists
$this->createWorkspace($this->workspaceName);
}
$this->loggedIn = true;
return $this->workspaceName;
}
/**
* {@inheritDoc}
*/
public function logout()
{
if ($this->loggedIn) {
$this->loggedIn = false;
$this->conn->close();
$this->conn = null;
}
}
/**
* Configure whether to check if we are logged in before doing a request.
*
* Will improve error reporting at the cost of some round trips.
*/
public function setCheckLoginOnServer($bool)
{
$this->checkLoginOnServer = $bool;
}
/**
* This will control the collate which is being used on MySQL when querying nodes. It will be autodetected by just
* appending _bin to the current charset, which is good enough in most cases.
*
* @param string $encoding
*/
public function setCaseSensitiveEncoding($encoding)
{
$this->caseSensitiveEncoding = $encoding;
}
/**
* Returns the collate which is being used on MySQL when querying nodes.
*
* @return string
*/
private function getCaseSensitiveEncoding()
{
if (null !== $this->caseSensitiveEncoding) {
return $this->caseSensitiveEncoding;
}
$params = $this->conn->getParams();
$charset = isset($params['charset']) ? $params['charset'] : 'utf8';
if (isset($params['defaultTableOptions']) && isset($params['defaultTableOptions']['collate'])) {
return $this->caseSensitiveEncoding = $params['defaultTableOptions']['collate'];
}
return $this->caseSensitiveEncoding = $charset === 'binary' ? $charset : $charset . '_bin';
}
protected function workspaceExists($workspaceName)
{
try {
$query = 'SELECT 1 FROM phpcr_workspaces WHERE name = ?';
$result = $this->getConnection()->fetchColumn($query, [$workspaceName]);
} catch (Exception $e) {
if ($e instanceof DBALException || $e instanceof PDOException) {
if (1045 === $e->getCode()) {
throw new LoginException('Access denied with your credentials: ' . $e->getMessage());
}
if ('42S02' === $e->getCode()) {
throw new RepositoryException(
'You did not properly set up the database for the repository. See README.md for more information. Message from backend: ' . $e->getMessage(
)
);
}
throw new RepositoryException('Unexpected error talking to the backend: ' . $e->getMessage(), 0, $e);
}
throw $e;
}
return $result;
}
/**
* Ensure that we are currently logged in, executing the login in case we
* did lazy login.
*
* @throws NotImplementedException
* @throws AccessDeniedException
* @throws LoginException
* @throws NoSuchWorkspaceException
* @throws UnsupportedRepositoryOperationException
* @throws RepositoryException if this transport is not logged in.
*/
protected function assertLoggedIn()
{
if (!$this->loggedIn) {
if (!$this->checkLoginOnServer && $this->workspaceName) {
$this->checkLoginOnServer = true;
if ($this->login($this->credentials, $this->workspaceName)) {
return;
}
}
throw new RepositoryException('You need to be logged in for this operation');
}
}
/**
* {@inheritDoc}
*/
public function getRepositoryDescriptors()
{
return [
RepositoryInterface::IDENTIFIER_STABILITY => RepositoryInterface::IDENTIFIER_STABILITY_INDEFINITE_DURATION,
RepositoryInterface::REP_NAME_DESC => 'jackalope_doctrine_dbal',
RepositoryInterface::REP_VENDOR_DESC => 'Jackalope Community',
RepositoryInterface::REP_VENDOR_URL_DESC => 'http://github.com/jackalope',
RepositoryInterface::REP_VERSION_DESC => '1.1.0-DEV',
RepositoryInterface::SPEC_NAME_DESC => 'Content Repository for PHP',
RepositoryInterface::SPEC_VERSION_DESC => '2.1',
RepositoryInterface::NODE_TYPE_MANAGEMENT_AUTOCREATED_DEFINITIONS_SUPPORTED => true,
RepositoryInterface::NODE_TYPE_MANAGEMENT_INHERITANCE => RepositoryInterface::NODE_TYPE_MANAGEMENT_INHERITANCE_SINGLE,
RepositoryInterface::NODE_TYPE_MANAGEMENT_MULTIPLE_BINARY_PROPERTIES_SUPPORTED => true,
RepositoryInterface::NODE_TYPE_MANAGEMENT_MULTIVALUED_PROPERTIES_SUPPORTED => true,
RepositoryInterface::NODE_TYPE_MANAGEMENT_ORDERABLE_CHILD_NODES_SUPPORTED => true,
RepositoryInterface::NODE_TYPE_MANAGEMENT_OVERRIDES_SUPPORTED => false,
RepositoryInterface::NODE_TYPE_MANAGEMENT_PRIMARY_ITEM_NAME_SUPPORTED => true,
RepositoryInterface::NODE_TYPE_MANAGEMENT_PROPERTY_TYPES => true,
RepositoryInterface::NODE_TYPE_MANAGEMENT_RESIDUAL_DEFINITIONS_SUPPORTED => false,
RepositoryInterface::NODE_TYPE_MANAGEMENT_SAME_NAME_SIBLINGS_SUPPORTED => false,
RepositoryInterface::NODE_TYPE_MANAGEMENT_UPDATE_IN_USE_SUPPORTED => false,
RepositoryInterface::NODE_TYPE_MANAGEMENT_VALUE_CONSTRAINTS_SUPPORTED => false,
RepositoryInterface::OPTION_ACCESS_CONTROL_SUPPORTED => false,
RepositoryInterface::OPTION_ACTIVITIES_SUPPORTED => false,
RepositoryInterface::OPTION_BASELINES_SUPPORTED => false,
RepositoryInterface::OPTION_JOURNALED_OBSERVATION_SUPPORTED => false,
RepositoryInterface::OPTION_LIFECYCLE_SUPPORTED => false,
RepositoryInterface::OPTION_LOCKING_SUPPORTED => false,
RepositoryInterface::OPTION_NODE_AND_PROPERTY_WITH_SAME_NAME_SUPPORTED => true,
RepositoryInterface::OPTION_NODE_TYPE_MANAGEMENT_SUPPORTED => true,
RepositoryInterface::OPTION_OBSERVATION_SUPPORTED => false,
RepositoryInterface::OPTION_RETENTION_SUPPORTED => false,
RepositoryInterface::OPTION_SHAREABLE_NODES_SUPPORTED => false,
RepositoryInterface::OPTION_SIMPLE_VERSIONING_SUPPORTED => false,
RepositoryInterface::OPTION_TRANSACTIONS_SUPPORTED => true,
RepositoryInterface::OPTION_UNFILED_CONTENT_SUPPORTED => true,
RepositoryInterface::OPTION_UPDATE_MIXIN_NODETYPES_SUPPORTED => true,
RepositoryInterface::OPTION_UPDATE_PRIMARY_NODETYPE_SUPPORTED => true,
RepositoryInterface::OPTION_VERSIONING_SUPPORTED => false,
RepositoryInterface::OPTION_WORKSPACE_MANAGEMENT_SUPPORTED => true,
RepositoryInterface::OPTION_XML_EXPORT_SUPPORTED => true,
RepositoryInterface::OPTION_XML_IMPORT_SUPPORTED => true,
RepositoryInterface::QUERY_FULL_TEXT_SEARCH_SUPPORTED => true,
RepositoryInterface::QUERY_CANCEL_SUPPORTED => false,
RepositoryInterface::QUERY_JOINS => RepositoryInterface::QUERY_JOINS_NONE,
RepositoryInterface::QUERY_LANGUAGES => [QueryInterface::JCR_SQL2, QueryInterface::JCR_JQOM],
RepositoryInterface::QUERY_STORED_QUERIES_SUPPORTED => false,
RepositoryInterface::WRITE_SUPPORTED => true,
];
}
/**
* Get the registered namespace prefixes
*
* @return array
*/
private function getNamespacePrefixes()
{
return array_keys($this->getNamespaces());
}
/**
* {@inheritDoc}
*/
public function getNamespaces()
{
return (array)$this->getNamespacesObject();
}
/**
* Return the namespaces of the current session as a referenceable ArrayObject.
*
* @return ArrayObject
*/
protected function getNamespacesObject()
{
if (null === $this->namespaces) {
$query = 'SELECT prefix, uri FROM phpcr_namespaces';
$result = $this->getConnection()->query($query);
$namespaces = (array)$result->fetchAll(\PDO::FETCH_KEY_PAIR);
$namespaces += $this->coreNamespaces;
$this->setNamespaces($namespaces);
}
return $this->namespaces;
}
/**
* Set the namespaces property to an \ArrayObject instance
*
* @param array|ArrayObject $namespaces
*/
protected function setNamespaces($namespaces)
{
if ($this->namespaces instanceof ArrayObject) {
$this->namespaces->exchangeArray($namespaces);
} else {
$this->namespaces = new ArrayObject($namespaces);
}
}
/**
* Executes an UPDATE on DBAL while ensuring that we never try to send more than 999 parameters to SQLite
*
* @param $query
* @param array $params
*
* @throws DBALException
*/
private function executeChunkedUpdate($query, array $params)
{
$types = [Connection::PARAM_INT_ARRAY];
if ($this->getConnection()->getDatabasePlatform() instanceof SqlitePlatform) {
foreach (array_chunk($params, self::SQLITE_MAXIMUM_IN_PARAM_COUNT) as $chunk) {
$this->getConnection()->executeUpdate($query, [$chunk], $types);
}
} else {
$this->getConnection()->executeUpdate($query, [$params], $types);
}
}
/**
* {@inheritDoc}
*
* @throws NoSuchWorkspaceException
* @throws RepositoryException
* @throws PathNotFoundException
* @throws ItemExistsException
* @throws DBALException
* @throws InvalidArgumentException
*/
public function copyNode($srcAbsPath, $dstAbsPath, $srcWorkspace = null)
{
$this->assertLoggedIn();
if (null !== $srcWorkspace && !$this->workspaceExists($srcWorkspace)) {
throw new NoSuchWorkspaceException("Source workspace '$srcWorkspace' does not exist.");
}
$srcWorkspace = $srcWorkspace ?: $this->workspaceName;
PathHelper::assertValidAbsolutePath($dstAbsPath, true, true, $this->getNamespacePrefixes());
$srcNodeId = $this->getSystemIdForNode($srcAbsPath, $srcWorkspace);
if (!$srcNodeId) {
throw new PathNotFoundException("Source path '$srcAbsPath' not found");
}
if ($this->getSystemIdForNode($dstAbsPath)) {
throw new ItemExistsException("Cannot copy to destination path '$dstAbsPath' that already exists.");
}
if (!$this->getSystemIdForNode(PathHelper::getParentPath($dstAbsPath))) {
throw new PathNotFoundException("Parent of the destination path '" . $dstAbsPath . "' has to exist.");
}
// Algorithm:
// 1. Select all nodes with path $srcAbsPath."%" and iterate them
// 2. create a new node with path $dstAbsPath + leftovers, with a new uuid. Save old => new uuid
// 3. copy all properties from old node to new node
// 4. if a reference is in the properties, either update the uuid based on the map if its inside the copied graph or keep it.
// 5. "May drop mixin types"
$query = 'SELECT * FROM phpcr_nodes WHERE (path = ? OR path LIKE ?) AND workspace_name = ? ORDER BY depth, sort_order';
$stmt = $this->getConnection()->executeQuery($query, [$srcAbsPath, $srcAbsPath . '/%', $srcWorkspace]);
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
$uuidMap = [];
$resultSetUuids = [];
// first iterate and build up an array of all the UUIDs in the result set
foreach ($rows as $row) {
$resultSetUuids[$row['identifier']] = $row['path'];
}
// array of references to remap within the copied tree
$referenceElsToRemap = [];
// array references that will need updating in the database
$referencesToUpdate = [];
foreach ($rows as $row) {
$newPath = str_replace($srcAbsPath, $dstAbsPath, $row['path']);
$stringDom = new DOMDocument('1.0', 'UTF-8');
$stringDom->loadXML($row['props']);
$numericalDom = null;
if ($row['numerical_props']) {
$numericalDom = new DOMDocument('1.0', 'UTF-8');
$numericalDom->loadXML($row['numerical_props']);
}
$propsData = [
'stringDom' => $stringDom,
'numericalDom' => $numericalDom,
'references' => [],
];
$xpath = new DOMXpath($stringDom);
$referenceEls = $xpath->query(
'.//sv:property[@sv:type="reference" or @sv:type="Reference" or @sv:type="weakreference" or @sv:type="WeakReference"]'
);
$references = [];
foreach ($referenceEls as $referenceEl) {
$propName = $referenceEl->getAttribute('sv:name');
$values = [];
foreach ($xpath->query('./sv:value', $referenceEl) as $valueEl) {
$values[] = $valueEl->nodeValue;
}
$references[$propName] = [
'type' => PropertyType::valueFromName($referenceEl->getAttribute('sv:type')),
'values' => $values,
];
if (isset($resultSetUuids[$referenceEl->nodeValue])) {
$referenceElsToRemap[] = [$referenceEl, $newPath, $row['type'], $propsData];
}
}
$originalUuid = $row['identifier'];
// when copying a node, the copy is always a new node. set $isNewNode to true
$newNodeId = $this->syncNode(null, $newPath, $row['type'], true, [], $propsData);
if ($references) {
$referencesToUpdate[$newNodeId] = [
'path' => $row['path'],
'properties' => $references,
];
}
$newUuid = $this->nodeIdentifiers[$newPath];
$uuidMap[$originalUuid] = $newUuid;
$query = 'INSERT INTO phpcr_binarydata (node_id, property_name, workspace_name, idx, data)' . ' SELECT ?, b.property_name, ?, b.idx, b.data FROM phpcr_binarydata b WHERE b.node_id = ?';
try {
$this->getConnection()->executeUpdate($query, [$newNodeId, $this->workspaceName, $row['id']]);
} catch (DBALException $e) {
throw new RepositoryException(
"Unexpected exception while copying node from $srcAbsPath to $dstAbsPath",
$e->getCode(),
$e
);
}
}
foreach ($referenceElsToRemap as $data) {
list($referenceEl, $newPath, $type, $propsData) = $data;
$referenceEl->nodeValue = $uuidMap[$referenceEl->nodeValue];
$this->syncNode($this->nodeIdentifiers[$newPath], $newPath, $type, false, [], $propsData);
}
$this->syncReferences($referencesToUpdate);
}
/**
* @param string $path
*
* @return array
*
* @throws NamespaceException
*/
private function getJcrName($path)
{
$name = implode('', array_slice(explode('/', $path), -1, 1));
$alias = '';
if (($aliasLength = strpos($name, ':')) !== false) {
$alias = substr($name, 0, $aliasLength);
$name = substr($name, $aliasLength + 1);
}
$namespaces = $this->getNamespaces();
if (!isset($namespaces[$alias])) {
throw new NamespaceException("the namespace $alias was not registered.");
}
return [$namespaces[$alias], $name];
}
/**
* Actually write the node into the database
*
* @param string $uuid node uuid
* @param string $path absolute path of the node
* @param string $type node type name
* @param boolean $isNewNode new nodes to insert (true) or existing node to update (false)
* @param Property[] $props
* @param array $propsData
*
* @return boolean|string
*
* @throws ItemExistsException
* @throws RepositoryException
* @throws NamespaceException
* @throws Exception
*/
private function syncNode($uuid, $path, $type, $isNewNode, $props = [], $propsData = [])
{
// TODO: Not sure if there are always ALL props in $props, should we grab the online data here?
// TODO: PERFORMANCE Binary data is handled very inefficiently here, UPSERT will really be necessary here as well as lazy handling
if (!$propsData) {
$propsData = $this->propsToXML($props);
}
if (null === $uuid) {
$uuid = $this->generateUuid();
}
if ($isNewNode) {
list($namespace, $localName) = $this->getJcrName($path);
$qb = $this->getConnection()->createQueryBuilder();
$qb->select(
':identifier, :type, :path, :local_name, :namespace, :parent, :workspace_name, :props, :numerical_props, :depth, COALESCE(MAX(n.sort_order), 0) + 1'
)->from('phpcr_nodes', 'n')->where('n.parent = :parent_a');
$sql = $qb->getSQL();
try {
$insert = "INSERT INTO phpcr_nodes (identifier, type, path, local_name, namespace, parent, workspace_name, props, numerical_props, depth, sort_order) " . $sql;
$this->getConnection()->executeUpdate(
$insert,
$data = [
'identifier' => $uuid,
'type' => $type,
'path' => $path,
'local_name' => $localName,
'namespace' => $namespace,
'parent' => PathHelper::getParentPath($path),
'workspace_name' => $this->workspaceName,
'props' => $propsData['stringDom']->saveXML(),
'numerical_props' => $propsData['numericalDom'] ? $propsData['numericalDom']->saveXML() : null,
'depth' => PathHelper::getPathDepth($path),
'parent_a' => PathHelper::getParentPath($path),
]
);
} catch (Exception $e) {
if ($e instanceof PDOException || $e instanceof DBALException) {
if (strpos($e->getMessage(), 'SQLSTATE[23') !== false) {
throw new ItemExistsException('Item ' . $path . ' already exists in the database');
} else {
throw new RepositoryException(
'Unknown database error while inserting item ' . $path . ': ' . $e->getMessage(), 0, $e
);
}
} else {
throw $e;
}
}
$nodeId = $this->getConnection()->lastInsertId($this->sequenceNodeName);
} else {
$nodeId = $this->getSystemIdForNode($path);
if (!$nodeId) {
throw new RepositoryException("nodeId for $path not found");
}
$this->getConnection()->update(
'phpcr_nodes',
[
'props' => $propsData['stringDom']->saveXML(),
'numerical_props' => $propsData['numericalDom'] ? $propsData['numericalDom']->saveXML() : null,
],
['id' => $nodeId]
);
}
$this->nodeIdentifiers[$path] = $uuid;
if (!empty($propsData['binaryData'])) {
$this->syncBinaryData($nodeId, $propsData['binaryData']);
}
$this->referencesToUpdate[$nodeId] = ['path' => $path, 'properties' => $propsData['references']];
return $nodeId;
}
/**
* @param $nodeId
* @param $binaryData
*/
private function syncBinaryData($nodeId, $binaryData)
{
foreach ($binaryData as $propertyName => $binaryValues) {
foreach ($binaryValues as $idx => $data) {
// TODO verify in which cases we can just update
$params = [
'node_id' => $nodeId,
'property_name' => $propertyName,
'workspace_name' => $this->workspaceName,
];
$this->getConnection()->delete('phpcr_binarydata', $params);
$params['idx'] = $idx;
$params['data'] = $data;
$types = [
PDO::PARAM_INT,
PDO::PARAM_STR,
PDO::PARAM_STR,
PDO::PARAM_INT,
PDO::PARAM_LOB
];
$this->getConnection()->insert('phpcr_binarydata', $params, $types);
}
}
}
/**
* @param array $referencesToUpdate
*
* @throws RepositoryException
* @throws ReferentialIntegrityException
*/
private function syncReferences(array $referencesToUpdate)
{
if ($referencesToUpdate) {
// do not update references that are going to be deleted anyways
$toUpdate = array_diff(array_keys($referencesToUpdate), array_keys($this->referencesToDelete));
try {
foreach ($this->referenceTables as $table) {
$query = "DELETE FROM $table WHERE source_id IN (?)";
$this->executeChunkedUpdate($query, $toUpdate);
}
} catch (DBALException $e) {
throw new RepositoryException('Unexpected exception while cleaning up after saving', $e->getCode(), $e);
}
$updates = [];
foreach ($toUpdate as $nodeId) {
$references = $referencesToUpdate[$nodeId];
foreach ($references['properties'] as $name => $data) {
foreach ($data['values'] as $value) {
$targetId = $this->getSystemIdForNode($value);
if (false === $targetId) {
if (PropertyType::REFERENCE === $data['type']) {
throw new ReferentialIntegrityException(
sprintf(
'Trying to store reference to non-existant node with path "%s" in node "%s" "%s"',
$value,
$references['path'],
$name
)
);
}
continue;
}
$key = $targetId . '-' . $nodeId . '-' . $name;
// it is valid to have multiple references to the same node in a multivalue
// but it is not desired to store duplicates in the database
$updates[$key] = [
'type' => $data['type'],
'data' => [
'source_id' => $nodeId,
'source_property_name' => $name,
'target_id' => $targetId,
],
];
}
}
}
foreach ($updates as $update) {
$this->getConnection()->insert($this->referenceTables[$update['type']], $update['data']);
}
}
// TODO on RDBMS that support deferred FKs we could skip this step
if ($this->referencesToDelete) {
$params = array_keys($this->referencesToDelete);
// remove all PropertyType::REFERENCE with a source_id on a deleted node
try {
$query = "DELETE FROM phpcr_nodes_references WHERE source_id IN (?)";
$this->executeChunkedUpdate($query, $params);
} catch (DBALException $e) {
throw new RepositoryException(
'Unexpected exception while cleaning up deleted nodes', $e->getCode(), $e
);
}
// ensure that there are no PropertyType::REFERENCE pointing to nodes that will be deleted
// Note: due to the outer join we cannot filter on workspace_name, but this is ok
// since within a transaction there can never be missing referenced nodes within the current workspace
// make sure the target node is not in the list of nodes being deleted, to allow deletion in same request
$query = 'SELECT DISTINCT r.target_id
FROM phpcr_nodes_references r
LEFT OUTER JOIN phpcr_nodes n ON r.target_id = n.id
WHERE r.target_id IN (?)';
if ($this->getConnection()->getDatabasePlatform() instanceof SqlitePlatform) {
$missingTargets = [];
foreach (array_chunk($params, self::SQLITE_MAXIMUM_IN_PARAM_COUNT) as $chunk) {
$stmt = $this->getConnection()->executeQuery($query, [$chunk], [Connection::PARAM_INT_ARRAY]);
$missingTargets = array_merge($missingTargets, $stmt->fetchAll(\PDO::FETCH_COLUMN));
}
} else {
$stmt = $this->getConnection()->executeQuery($query, [$params], [Connection::PARAM_INT_ARRAY]);
$missingTargets = $stmt->fetchAll(PDO::FETCH_COLUMN);
}
if ($missingTargets) {
$paths = [];
foreach ($missingTargets as $id) {
if (isset($this->referencesToDelete[$id])) {
$paths[] = $this->referencesToDelete[$id];
}
}
throw new ReferentialIntegrityException(
"Cannot delete '" . implode("', '", $paths) . "': A reference points to this node or a subnode"
);
}
// clean up all references
try {
foreach ($this->referenceTables as $table) {
$query = "DELETE FROM $table WHERE target_id IN (?)";
$this->executeChunkedUpdate($query, $params);
}
} catch (DBALException $e) {
throw new RepositoryException(
'Unexpected exception while cleaning up deleted nodes', $e->getCode(), $e
);
}
}
}
/**
* Convert the node XML to stdClass node representation containing all properties
*
* @param string $xml
*
* @return stdClass
*
* @throws InvalidArgumentException
*/
protected function xmlToProps($xml)
{
$data = new stdClass();
$dom = new DOMDocument('1.0', 'UTF-8');
$dom->loadXML($xml);
foreach ($dom->getElementsByTagNameNS('http://www.jcp.org/jcr/sv/1.0', 'property') as $propertyNode) {
$this->mapPropertyFromElement($propertyNode, $data);
}
return $data;
}
/**
* Convert the node XML to stdClass node representation containing only the given properties
*
* @param string $xml
* @param array $propertyNames
*
* @return stdClass
*
* @throws InvalidArgumentException
*/
protected function xmlToColumns($xml, $propertyNames)
{
$data = new stdClass();
$dom = new DOMDocument('1.0');
$dom->loadXML($xml);
$dom->formatOutput = true;
$xpath = new DOMXPath($dom);
foreach ($propertyNames as $propertyName) {
$els = $xpath->query(sprintf('.//sv:property[@sv:name="%s"]', $propertyName));
if ($els->length === 0) {
continue;
}
$propertyEl = $els->item(0);
$this->mapPropertyFromElement($propertyEl, $data);
}
return $data;
}
/**
* Map a property from the given property XML node to the given \stdClass node representation
*
* @param DOMElement $propertyNode
* @param stdClass $data
*
* @throws InvalidArgumentException
*/
protected function mapPropertyFromElement(DOMElement $propertyNode, stdClass $data)
{
$name = $propertyNode->getAttribute('sv:name');
$values = [];
$type = PropertyType::valueFromName($propertyNode->getAttribute('sv:type'));
foreach ($propertyNode->childNodes as $valueNode) {
switch ($type) {
case PropertyType::NAME:
case PropertyType::URI:
case PropertyType::WEAKREFERENCE:
case PropertyType::REFERENCE:
case PropertyType::PATH:
case PropertyType::DECIMAL:
case PropertyType::STRING:
$values[] = $valueNode->nodeValue;
break;
case PropertyType::BOOLEAN:
$values[] = (bool)$valueNode->nodeValue;
break;
case PropertyType::LONG:
$values[] = (int)$valueNode->nodeValue;
break;
case PropertyType::BINARY:
$values[] = (int)$valueNode->nodeValue;
break;
case PropertyType::DATE:
$date = $valueNode->nodeValue;
if ($date) {
$date = new DateTime($date);
$date->setTimezone(new DateTimeZone(date_default_timezone_get()));
// Jackalope expects a string, might make sense to refactor to allow DateTime instances too
$date = $this->valueConverter->convertType($date, PropertyType::STRING);
}
$values[] = $date;
break;
case PropertyType::DOUBLE:
$values[] = (double)$valueNode->nodeValue;
break;
default:
throw new InvalidArgumentException("Type with constant $type not found.");
}
}
switch ($type) {
case PropertyType::BINARY:
$data->{':' . $name} = $propertyNode->getAttribute('sv:multi-valued') ? $values : $values[0];
break;
default:
$data->{$name} = $propertyNode->getAttribute('sv:multi-valued') ? $values : $values[0];
$data->{':' . $name} = $type;
break;
}
}
/**
* Seperate properties array into an xml and binary data.
*
* @param array $properties
*
* @return array (
* 'stringDom' => $stringDom,
* 'numericalDom' => $numericalDom',
* 'binaryData' => streams,
* 'references' => ['type' => INT, 'values' => [UUIDs])
* )
*
* @throws RepositoryException
*/
private function propsToXML($properties)
{
$namespaces = [
NS::PREFIX_MIX => NS::NAMESPACE_MIX,
NS::PREFIX_NT => NS::NAMESPACE_NT,
'xs' => 'http://www.w3.org/2001/XMLSchema',
NS::PREFIX_JCR => NS::NAMESPACE_JCR,
NS::PREFIX_SV => NS::NAMESPACE_SV,
'rep' => 'internal',
];
$doms = [
'stringDom' => [],
'numericalDom' => [],
];
$binaryData = $references = [];
foreach ($properties as $property) {
$targetDoms = ['stringDom'];
switch ($property->getType()) {
case PropertyType::WEAKREFERENCE:
case PropertyType::REFERENCE:
$references[$property->getName()] = [
'type' => $property->getType(),
'values' => $property->isMultiple() ? $property->getString() : [$property->getString()],
];
case PropertyType::NAME:
case PropertyType::URI:
case PropertyType::PATH:
case PropertyType::STRING:
$values = $property->getString();
break;
case PropertyType::DECIMAL:
$values = $property->getDecimal();
$targetDoms[] = 'numericalDom';
break;
case PropertyType::BOOLEAN:
$values = array_map('intval', (array)$property->getBoolean());
break;
case PropertyType::LONG:
$values = $property->getLong();
$targetDoms[] = 'numericalDom';
break;
case PropertyType::BINARY:
if ($property->isNew() || $property->isModified()) {
$values = [];
foreach ((array)$property->getValueForStorage() as $stream) {
if (null === $stream) {
$binary = '';
} else {
$binary = stream_get_contents($stream);
fclose($stream);
}
$binaryData[$property->getName()][] = $binary;
$length = strlen($binary);
$values[] = $length;
}
} else {
$values = $property->getLength();
if (!$property->isMultiple() && empty($values)) {
$values = [0];
}
}
break;
case PropertyType::DATE:
$values = $property->getDate();
if ($values instanceof DateTime) {
$values = [$values];
}
foreach ((array)$values as $key => $date) {
if ($date instanceof DateTime) {
// do not modify the instance which is associated with the node.
$date = clone $date;
// normalize to UTC for storage.
$date->setTimezone(new DateTimeZone('UTC'));
}
$values[$key] = $date;
}
$values = $this->valueConverter->convertType($values, PropertyType::STRING);
break;
case PropertyType::DOUBLE:
$values = $property->getDouble();
$targetDoms[] = 'numericalDom';
break;
default:
throw new RepositoryException('unknown type ' . $property->getType());
}
foreach ($targetDoms as $targetDom) {
$doms[$targetDom][] = [
'name' => $property->getName(),
'type' => PropertyType::nameFromValue($property->getType()),
'multiple' => $property->isMultiple(),
'lengths' => (array)$property->getLength(),
'values' => $values,
];
}
}
$ret = [
'stringDom' => null,
'numericalDom' => null,
'binaryData' => $binaryData,
'references' => $references
];
foreach ($doms as $targetDom => $properties) {
$dom = new DOMDocument('1.0', 'UTF-8');
$rootNode = $dom->createElement('sv:node');
foreach ($namespaces as $namespace => $uri) {
$rootNode->setAttribute('xmlns:' . $namespace, $uri);
}
$dom->appendChild($rootNode);
foreach ($properties as $property) {
/* @var $property Property */
$propertyNode = $dom->createElement('sv:property');
$propertyNode->setAttribute('sv:name', $property['name']);
$propertyNode->setAttribute('sv:type', $property['type']);
$propertyNode->setAttribute('sv:multi-valued', $property['multiple'] ? '1' : '0');
$lengths = (array)$property['lengths'];
foreach ((array)$property['values'] as $key => $value) {
$element = $propertyNode->appendChild($dom->createElement('sv:value'));
$element->appendChild($dom->createTextNode($value));
if (isset($lengths[$key])) {
$lengthAttribute = $dom->createAttribute('length');
$lengthAttribute->value = $lengths[$key];
$element->appendChild($lengthAttribute);
}
}
$rootNode->appendChild($propertyNode);
}
if (count($properties)) {
$ret[$targetDom] = $dom;
}
}
return $ret;
}
/**
* {@inheritDoc}
*
* @throws DBALException
*/
public function getAccessibleWorkspaceNames()
{
$query = "SELECT DISTINCT name FROM phpcr_workspaces";
$stmt = $this->getConnection()->executeQuery($query);
return $stmt->fetchAll(PDO::FETCH_COLUMN);
}
/**
* {@inheritDoc}
*
* @throws RepositoryException
* @throws DBALException
*/
public function getNode($path)
{
$this->assertLoggedIn();
PathHelper::assertValidAbsolutePath($path, false, true, $this->getNamespacePrefixes());
$values[':path'] = $path;
$values[':pathd'] = rtrim($path, '/') . '/%';
$values[':workspace'] = $this->workspaceName;
if ($this->fetchDepth > 0) {
$values[':fetchDepth'] = $this->fetchDepth;
$query = '
SELECT * FROM phpcr_nodes
WHERE (path LIKE :pathd OR path = :path)
AND workspace_name = :workspace
AND depth <= ((SELECT depth FROM phpcr_nodes WHERE path = :path AND workspace_name = :workspace) + :fetchDepth)
ORDER BY depth, sort_order ASC';
} else {
$query = '
SELECT * FROM phpcr_nodes
WHERE path = :path
AND workspace_name = :workspace
ORDER BY depth, sort_order ASC';
}
$stmt = $this->getConnection()->executeQuery($query, $values);
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
if (empty($rows)) {
throw new ItemNotFoundException("Item $path not found in workspace " . $this->workspaceName);
}
$nestedNodes = $this->getNodesData($rows);
$node = array_shift($nestedNodes);
foreach ($nestedNodes as $nestedPath => $nested) {
$relativePath = PathHelper::relativizePath($nestedPath, $path);
$this->nestNode($node, $nested, explode('/', $relativePath));
}
return $node;
}
/**
* Attach a node at a subpath under the ancestor node.
*
* @param stdClass $ancestor The root node
* @param stdClass $node The node to add
* @param array $nodeNames Breadcrumb of child nodes from parentNode to the node itself
*/
private function nestNode($ancestor, $node, array $nodeNames)
{
while ($name = array_shift($nodeNames)) {
if (empty($nodeNames)) {
$ancestor->{$name} = $node;
return;
}
$ancestor = $ancestor->{$name};
}
}
/**
* Convert a node result row to the stdClass representing all raw data.
*
* @param array $row
*
* @return stdClass raw node data
*/
private function getNodeData($row)
{
$data = $this->getNodesData([$row]);
return array_shift($data);
}
/**
* Build the raw data for a list of database result rows, fetching the
* additional information in one single query.
*
* @param array $rows
*
* @return stdClass[]
*
* @throws NoSuchNodeTypeException
* @throws RepositoryException
*/
private function getNodesData($rows)
{
$data = [];
$paths = [];
foreach ($rows as $row) {
$this->nodeIdentifiers[$row['path']] = $row['identifier'];
$data[$row['path']] = $this->xmlToProps($row['props']);
$data[$row['path']]->{'jcr:primaryType'} = $row['type'];
$paths[] = $row['path'];
}
$query = 'SELECT path, parent FROM phpcr_nodes WHERE parent IN (?) AND workspace_name = ? ORDER BY sort_order ASC';
if ($this->getConnection()->getDatabasePlatform() instanceof SqlitePlatform) {
$childrenRows = [];
foreach (array_chunk($paths, self::SQLITE_MAXIMUM_IN_PARAM_COUNT) as $chunk) {
$childrenRows += $this->getConnection()->fetchAll(
$query,
[$chunk, $this->workspaceName],
[Connection::PARAM_STR_ARRAY, null]
);
}
} else {
$childrenRows = $this->getConnection()->fetchAll(
$query,
[$paths, $this->workspaceName],
[Connection::PARAM_STR_ARRAY, null]
);
}
foreach ($childrenRows as $child) {
$childName = explode('/', $child['path']);
$childName = end($childName);
if (!isset($data[$child['parent']]->{$childName})) {
$data[$child['parent']]->{$childName} = new stdClass();
}
}
foreach (array_keys($data) as $path) {
// If the node is referenceable, return jcr:uuid.
if (isset($data[$path]->{'jcr:mixinTypes'})) {
foreach ((array)$data[$path]->{'jcr:mixinTypes'} as $mixin) {
if ($this->nodeTypeManager->getNodeType($mixin)->isNodeType('mix:referenceable')) {
$data[$path]->{'jcr:uuid'} = $this->nodeIdentifiers[$path];
break;
}
}
}
}
return $data;
}
/**
* {@inheritDoc}
*
* @throws RepositoryException
*/
public function getNodes($paths)
{
$this->assertLoggedIn();
if (empty($paths)) {
return [];
}
foreach ($paths as $path) {
PathHelper::assertValidAbsolutePath($path, false, true, $this->getNamespacePrefixes());
}
$params[':workspace'] = $this->workspaceName;
if ($this->fetchDepth > 0) {
$params[':fetchDepth'] = $this->fetchDepth;
$query = '
SELECT path AS arraykey, id, path, parent, local_name, namespace, workspace_name, identifier, type, props, depth, sort_order
FROM phpcr_nodes
WHERE workspace_name = :workspace
AND (';
$i = 0;
foreach ($paths as $path) {
$params[':path' . $i] = $path;
$params[':pathd' . $i] = rtrim($path, '/') . '/%';
$subquery = 'SELECT depth FROM phpcr_nodes WHERE path = :path' . $i . ' AND workspace_name = :workspace';
$query .= '(path LIKE :pathd' . $i . ' OR path = :path' . $i . ') AND depth <= ((' . $subquery . ') + :fetchDepth) OR ';
$i++;
}
} else {
$query = 'SELECT path AS arraykey, id, path, parent, local_name, namespace, workspace_name, identifier, type, props, depth, sort_order
FROM phpcr_nodes WHERE workspace_name = :workspace AND (';
$i = 0;
foreach ($paths as $path) {
$params[':path' . $i] = $path;
$query .= 'path = :path' . $i . ' OR ';
$i++;
}
}
$query = rtrim($query, 'OR ');
$query .= ') ORDER BY sort_order ASC';
$stmt = $this->getConnection()->executeQuery($query, $params);
$all = $stmt->fetchAll(PDO::FETCH_UNIQUE | PDO::FETCH_GROUP);
$nodes = [];
if ($all) {
$nodes = $this->getNodesData($all);
}
return $nodes;
}
/**
* Determine if a path exists already.
*
* @param string $path Path of the node
* @param string $workspaceName To overwrite the current workspace
*
* @return bool
*/
private function pathExists($path, $workspaceName = null)
{
return (boolean)$this->getSystemIdForNode($path, $workspaceName);
}
/**
* Get the database primary key for node.
*
* @param string $identifier Path of the identifier
* @param string $workspaceName To overwrite the current workspace
*
* @return bool|string The database id
*/
private function getSystemIdForNode($identifier, $workspaceName = null)
{
if (null === $workspaceName) {
$workspaceName = $this->workspaceName;
}
if (UUIDHelper::isUUID($identifier)) {
$query = 'SELECT id FROM phpcr_nodes WHERE identifier = ? AND workspace_name = ?';
} else {
if ($this->getConnection()->getDriver() instanceof \Doctrine\DBAL\Driver\PDOMySql\Driver) {
$query = 'SELECT id FROM phpcr_nodes WHERE path COLLATE ' . $this->getCaseSensitiveEncoding(
) . ' = ? AND workspace_name = ?';
} else {
$query = 'SELECT id FROM phpcr_nodes WHERE path = ? AND workspace_name = ?';
}
}
$nodeId = $this->getConnection()->fetchColumn($query, [$identifier, $workspaceName]);
return $nodeId ?: false;
}
/**
* {@inheritDoc}
*/
public function getNodeByIdentifier($uuid)
{
$this->assertLoggedIn();
$query = 'SELECT * FROM phpcr_nodes WHERE identifier = ? AND workspace_name = ?';
$row = $this->getConnection()->fetchAssoc($query, [$uuid, $this->workspaceName]);
if (!$row) {
throw new ItemNotFoundException("Item $uuid not found in workspace " . $this->workspaceName);
}
$path = $row['path'];
$data = $this->getNodeData($row);
$data->{':jcr:path'} = $path;
return $data;
}
/**
* {@inheritDoc}
*/
public function getNodesByIdentifier($identifiers)
{
$this->assertLoggedIn();
if (empty($identifiers)) {
return [];
}
$query = 'SELECT id, path, parent, local_name, namespace, workspace_name, identifier, type, props, depth, sort_order
FROM phpcr_nodes WHERE workspace_name = ? AND identifier IN (?)';
if ($this->getConnection()->getDatabasePlatform() instanceof SqlitePlatform) {
$all = [];
foreach (array_chunk($identifiers, self::SQLITE_MAXIMUM_IN_PARAM_COUNT) as $chunk) {
$all += $this->getConnection()->fetchAll(
$query,
[$this->workspaceName, $chunk],
[PDO::PARAM_STR, Connection::PARAM_STR_ARRAY]
);
}
} else {
$all = $this->getConnection()->fetchAll(
$query,
[$this->workspaceName, $identifiers],
[PDO::PARAM_STR, Connection::PARAM_STR_ARRAY]
);
}
$nodes = [];
if ($all) {
$nodesData = $this->getNodesData($all);
// ensure that the nodes are returned in the order if how the identifiers were passed in
$pathByUuid = [];
foreach ($nodesData as $path => $node) {
$pathByUuid[$node->{'jcr:uuid'}] = $path;
}
foreach ($identifiers as $identifier) {
if (isset($pathByUuid[$identifier])) {
$nodes[$pathByUuid[$identifier]] = $nodesData[$pathByUuid[$identifier]];
}
}
}
return $nodes;
}
/**
* {@inheritDoc}
*
* @throws NotImplementedException
* @throws ItemNotFoundException
*/
public function getNodePathForIdentifier($uuid, $workspace = null)
{
if (null !== $workspace) {
throw new NotImplementedException('Specifying the workspace is not yet supported.');
}
$this->assertLoggedIn();
$query = "SELECT path FROM phpcr_nodes WHERE identifier = ? AND workspace_name = ?";
$path = $this->getConnection()->fetchColumn($query, [$uuid, $this->workspaceName]);
if (!$path) {
throw new ItemNotFoundException("no item found with uuid " . $uuid);
}
return $path;
}
/**
* {@inheritDoc}
*/
public function deleteNodes(array $operations)
{
$this->assertLoggedIn();
foreach ($operations as $op) {
$this->deleteNode($op->srcPath);
}
return true;
}
/**
* {@inheritDoc}
*/
public function deleteNodeImmediately($path)
{
$this->prepareSave();
$this->deleteNode($path);
$this->finishSave();
return true;
}
/**
* TODO instead of calling the deletes separately, we should batch the delete query
* but careful with the caching!
*
* @param string $path node path to delete
*
* @throws ConstraintViolationException
* @throws ItemNotFoundException
* @throws RepositoryException
*/
protected function deleteNode($path)
{
if ('/' === $path) {
throw new ConstraintViolationException('You can not delete the root node of a repository');
}
if (!$this->pathExists($path)) {
throw new ItemNotFoundException("No node found at " . $path);
}
$params = [$path, $path . "/%", $this->workspaceName];
// TODO on RDBMS that support deferred FKs we could skip this step
$query = 'SELECT id, path FROM phpcr_nodes WHERE (path = ? OR path LIKE ?) AND workspace_name = ?';
$stmt = $this->getConnection()->executeQuery($query, $params);
$this->referencesToDelete += $stmt->fetchAll(PDO::FETCH_UNIQUE | PDO::FETCH_COLUMN);
try {
$query = 'DELETE FROM phpcr_nodes WHERE (path = ? OR path LIKE ?) AND workspace_name = ?';
$this->getConnection()->executeUpdate($query, $params);
$this->cleanIdentifierCache($path);
} catch (DBALException $e) {
throw new RepositoryException('Unexpected exception while deleting node ' . $path, $e->getCode(), $e);
}
}
/**
* Clean all identifiers under path $root.
*
* @param string $root Path to the root node to be cleared
*/
private function cleanIdentifierCache($root)
{
unset($this->nodeIdentifiers[$root]);
foreach (array_keys($this->nodeIdentifiers) as $path) {
if (strpos($path, "$root/") === 0) {
unset($this->nodeIdentifiers[$path]);
}
}
}
/**
* {@inheritDoc}
*/
public function deleteProperties(array $operations)
{
$this->assertLoggedIn();
foreach ($operations as $op) {
$this->deleteProperty($op->srcPath);
}
return true;
}
/**
* {@inheritDoc}
*/
public function deletePropertyImmediately($path)
{
$this->prepareSave();
$this->deleteProperty($path);
$this->finishSave();
return true;
}
/**
* {@inheritDoc}
*
* @throws ItemNotFoundException
* @throws RepositoryException
*/
protected function deleteProperty($path)
{
$this->assertLoggedIn();
$nodePath = PathHelper::getParentPath($path);
$nodeId = $this->getSystemIdForNode($nodePath);
if (!$nodeId) {
// no we really don't know that path
throw new ItemNotFoundException("No item found at " . $path);
}
$query = 'SELECT props FROM phpcr_nodes WHERE id = ?';
$xml = $this->getConnection()->fetchColumn($query, [$nodeId]);
$dom = new DOMDocument('1.0', 'UTF-8');
$dom->loadXML($xml);
$found = false;
$propertyName = PathHelper::getNodeName($path);
foreach ($dom->getElementsByTagNameNS('http://www.jcp.org/jcr/sv/1.0', 'property') as $propertyNode) {
if ($propertyName == $propertyNode->getAttribute('sv:name')) {
$found = true;
// would be nice to have the property object to ask for type
// but its in state deleted, would mean lots of refactoring
if ($propertyNode->hasAttribute('sv:type')) {
$type = strtolower($propertyNode->getAttribute('sv:type'));
if (in_array($type, ['reference', 'weakreference'])) {
$table = $this->referenceTables['reference' === $type ? PropertyType::REFERENCE : PropertyType::WEAKREFERENCE];
try {
$query = "DELETE FROM $table WHERE source_id = ? AND source_property_name = ?";
$this->getConnection()->executeUpdate($query, [$nodeId, $propertyName]);
} catch (DBALException $e) {
throw new RepositoryException(
'Unexpected exception while cleaning up deleted nodes',
$e->getCode(),
$e
);
}
}
}
$propertyNode->parentNode->removeChild($propertyNode);
break;
}
}
if (!$found) {
throw new ItemNotFoundException("Node $nodePath has no property $propertyName");
}
$xml = $dom->saveXML();
$query = 'UPDATE phpcr_nodes SET props = ? WHERE id = ?';
$params = [$xml, $nodeId];
try {
$this->getConnection()->executeUpdate($query, $params);
} catch (DBALException $e) {
throw new RepositoryException("Unexpected exception while updating properties of $path", $e->getCode(), $e);
}
}
/**
* {@inheritDoc}
*/
public function moveNodes(array $operations)
{
/** @var $op MoveNodeOperation */
foreach ($operations as $op) {
$this->moveNode($op->srcPath, $op->dstPath);
}
return true;
}
/**
* {@inheritDoc}
*/
public function moveNodeImmediately($srcAbsPath, $dstAbspath)
{
$this->prepareSave();
$this->moveNode($srcAbsPath, $dstAbspath);
$this->finishSave();
return true;
}
/**
* Execute moving a single node
*
* @throws PathNotFoundException
* @throws ItemExistsException
* @throws RepositoryException
*/
protected function moveNode($srcAbsPath, $dstAbsPath)
{
$this->assertLoggedIn();
PathHelper::assertValidAbsolutePath($srcAbsPath, false, true, $this->getNamespacePrefixes());
PathHelper::assertValidAbsolutePath($dstAbsPath, true, true, $this->getNamespacePrefixes());
if (!$this->pathExists($srcAbsPath)) {
throw new PathNotFoundException("Source path '$srcAbsPath' not found");
}
if ($this->getSystemIdForNode($dstAbsPath)) {
throw new ItemExistsException(
"Cannot move '$srcAbsPath' to '$dstAbsPath' because destination node already exists."
);
}
if (!$this->getSystemIdForNode(PathHelper::getParentPath($dstAbsPath))) {
throw new PathNotFoundException("Parent of the destination path '" . $dstAbsPath . "' has to exist.");
}
$query = 'SELECT path, id FROM phpcr_nodes WHERE path LIKE ? OR path = ? AND workspace_name = ? ' . $this->getConnection(
)->getDatabasePlatform()->getForUpdateSQL();
$stmt = $this->getConnection()->executeQuery($query, [$srcAbsPath . '/%', $srcAbsPath, $this->workspaceName]);
/*
* TODO: https://github.com/jackalope/jackalope-doctrine-dbal/pull/26/files#L0R1057
* the other thing i wonder: can't you do the replacement inside sql instead of loading and then storing
* the node? this will be extremely slow for a large set of nodes. i think you should use query builder here
* rather than raw sql, to make it work on a maximum of platforms.
*
* can you try to do this please? if we don't figure out how to do it, at least fix the where criteria, and
* we can ask the doctrine community how to do the substring operation.
* http://stackoverflow.com/questions/8619421/correct-syntax-for-doctrine2s-query-builder-substring-helper-method
*/
$query = "UPDATE phpcr_nodes SET ";
$updatePathCase = "path = CASE ";
$updateParentCase = "parent = CASE ";
$updateLocalNameCase = "local_name = CASE ";
$updateSortOrderCase = "sort_order = CASE ";
$updateDepthCase = "depth = CASE ";
// TODO: Find a better way to do this
// Calculate CAST type for CASE statement
switch ($this->getConnection()->getDatabasePlatform()->getName()) {
case 'pgsql':
$intType = 'integer';
break;
case 'mysql':
$intType = 'unsigned';
break;
default:
$intType = 'integer';
}
$i = 0;
$values = $ids = [];
$srcAbsPathPattern = '/^' . preg_quote($srcAbsPath, '/') . '/';
while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {
$values[':id' . $i] = $row['id'];
$values[':path' . $i] = preg_replace($srcAbsPathPattern, $dstAbsPath, $row['path'], 1);
$values[':parent' . $i] = PathHelper::getParentPath($values[':path' . $i]);
$values[':depth' . $i] = PathHelper::getPathDepth($values[':path' . $i]);
$updatePathCase .= "WHEN id = :id$i THEN :path$i ";
$updateParentCase .= "WHEN id = :id$i THEN :parent$i ";
$updateDepthCase .= "WHEN id = :id$i THEN CAST(:depth$i AS $intType) ";
if ($srcAbsPath === $row['path']) {
list($namespace, $localName) = $this->getJcrName($values[':path' . $i]);
$values[':localname' . $i] = $localName;
$updateLocalNameCase .= "WHEN id = :id$i THEN :localname$i ";
$updateSortOrderCase .= "WHEN id = :id$i THEN (SELECT * FROM ( SELECT MAX(x.sort_order) + 1 FROM phpcr_nodes x WHERE x.parent = :parent$i) y) ";
}
$ids[] = $row['id'];
$i++;
}
if (!$i) {
return;
}
$ids = implode(',', $ids);
$updateLocalNameCase .= 'ELSE local_name END, ';
$updateSortOrderCase .= 'ELSE sort_order END ';
$query .= $updatePathCase . 'END, ' . $updateParentCase . 'END, ' . $updateDepthCase . 'END, ' . $updateLocalNameCase . $updateSortOrderCase;
$query .= "WHERE id IN ($ids)";
try {
$this->getConnection()->executeUpdate($query, $values);
} catch (DBALException $e) {
throw new RepositoryException(
"Unexpected exception while moving node from $srcAbsPath to $dstAbsPath",
$e->getCode(),
$e
);
}
$this->cleanIdentifierCache($srcAbsPath);
}
/**
* {@inheritDoc}
*
* @throws RepositoryException
*/
public function reorderChildren(Node $node)
{
$this->assertLoggedIn();
$values[':absPath'] = $node->getPath();
$sql = "UPDATE phpcr_nodes SET sort_order = CASE CONCAT(
namespace,
(CASE namespace WHEN '' THEN '' ELSE ':' END),
local_name
)";
$i = 0;
foreach ($node->getNodeNames() as $name) {
$values[':name' . $i] = implode(':', array_filter($this->getJcrName($name)));
$values[':order' . $i] = $i; // use our counter to avoid gaps
$sql .= " WHEN :name$i THEN :order$i";
$i++;
}
$sql .= ' ELSE sort_order END WHERE parent = :absPath';
try {
$this->getConnection()->executeUpdate($sql, $values);
} catch (DBALException $e) {
throw new RepositoryException('Unexpected exception while reordering nodes', $e->getCode(), $e);
}
return true;
}
/**
* Return the node processor for processing nodes
* according to their node types.
*
* @return NodeProcessor
*/
private function getNodeProcessor()
{
if ($this->nodeProcessor) {
return $this->nodeProcessor;
}
$this->nodeProcessor = new NodeProcessor(
$this->credentials->getUserID(), $this->getNamespacesObject(), $this->getAutoLastModified()
);
return $this->nodeProcessor;
}
/**
* {@inheritDoc}
*/
public function storeNodes(array $operations)
{
$this->assertLoggedIn();
$additionalAddOperations = [];
foreach ($operations as $operation) {
if ($operation->node->isDeleted()) {
$properties = $operation->node->getPropertiesForStoreDeletedNode();
} else {
$additionalAddOperations = array_merge(
$additionalAddOperations,
$this->getNodeProcessor()->process($operation->node)
);
$properties = $operation->node->getProperties();
}
$this->storeNode($operation->srcPath, $properties);
}
if (!empty($additionalAddOperations)) {
$this->storeNodes($additionalAddOperations);
}
}
/**
* Make sure we have a uuid and a primaryType, then sync data into the database
*
* @param string $path the path to store the node at
* @param Property[] $properties the properties of this node
*
* @return boolean true on success
*
* @throws RepositoryException if not logged in
*/
protected function storeNode($path, $properties)
{
$nodeIdentifier = $this->getIdentifier($path, $properties);
$type = isset($properties['jcr:primaryType']) ? $properties['jcr:primaryType']->getValue() : 'nt:unstructured';
$this->syncNode($nodeIdentifier, $path, $type, true, $properties);
return true;
}
/**
* Determine a UUID for the node at this path with these properties
*
* @param string $path
* @param Property[] $properties
*
* @return string a unique id
*/
protected function getIdentifier($path, $properties)
{
if (isset($this->nodeIdentifiers[$path])) {
return $this->nodeIdentifiers[$path];
}
if (isset($properties['jcr:uuid'])) {
return $properties['jcr:uuid']->getValue();
}
// we always generate a uuid, even for non-referenceable nodes that have no automatic uuid
return $this->generateUuid();
}
/**
* {@inheritDoc}
*/
public function getNodeTypes($nodeTypes = [])
{
$standardTypes = StandardNodeTypes::getNodeTypeData();
$userTypes = $this->fetchUserNodeTypes();
if ($nodeTypes) {
$nodeTypes = array_flip($nodeTypes);
return array_values(
array_intersect_key($standardTypes, $nodeTypes) + array_intersect_key($userTypes, $nodeTypes)
);
}
return array_values($standardTypes + $userTypes);
}
/**
* Fetch a user-defined node-type definition.
*
* @return array
*/
protected function fetchUserNodeTypes()
{
$result = [];
$query = '
SELECT
phpcr_type_nodes.name AS node_name, phpcr_type_nodes.is_abstract AS node_abstract,
phpcr_type_nodes.is_mixin AS node_mixin, phpcr_type_nodes.queryable AS node_queryable,
phpcr_type_nodes.orderable_child_nodes AS node_has_orderable_child_nodes,
phpcr_type_nodes.primary_item AS node_primary_item_name, phpcr_type_nodes.supertypes AS declared_super_type_names,
phpcr_type_props.name AS property_name, phpcr_type_props.auto_created AS property_auto_created,
phpcr_type_props.mandatory AS property_mandatory, phpcr_type_props.protected AS property_protected,
phpcr_type_props.on_parent_version AS property_on_parent_version,
phpcr_type_props.required_type AS property_required_type, phpcr_type_props.multiple AS property_multiple,
phpcr_type_props.fulltext_searchable AS property_fulltext_searchable,
phpcr_type_props.query_orderable AS property_query_orderable, phpcr_type_props.default_value as property_default_value,
phpcr_type_childs.name AS child_name, phpcr_type_childs.auto_created AS child_auto_created,
phpcr_type_childs.mandatory AS child_mandatory, phpcr_type_childs.protected AS child_protected,
phpcr_type_childs.on_parent_version AS child_on_parent_version, phpcr_type_childs.default_type AS child_default_type,
phpcr_type_childs.primary_types AS child_primary_types
FROM
phpcr_type_nodes
LEFT JOIN
phpcr_type_props ON phpcr_type_nodes.node_type_id = phpcr_type_props.node_type_id
LEFT JOIN
phpcr_type_childs ON phpcr_type_nodes.node_type_id = phpcr_type_childs.node_type_id
';
$statement = $this->getConnection()->prepare($query);
$statement->execute();
while ($row = $statement->fetch()) {
$nodeName = $row['node_name'];
if (!isset($result[$nodeName])) {
$result[$nodeName] = [
'name' => $nodeName,
'isAbstract' => (bool)$row['node_abstract'],
'isMixin' => (bool)$row['node_mixin'],
'isQueryable' => (bool)$row['node_queryable'],
'hasOrderableChildNodes' => (bool)$row['node_has_orderable_child_nodes'],
'primaryItemName' => $row['node_primary_item_name'],
'declaredSuperTypeNames' => array_filter(explode(' ', $row['declared_super_type_names'])),
'declaredPropertyDefinitions' => [],
'declaredNodeDefinitions' => [],
];
}
if (($propertyName = $row['property_name']) !== null) {
$result[$nodeName]['declaredPropertyDefinitions'][] = [
'declaringNodeType' => $nodeName,
'name' => $propertyName,
'isAutoCreated' => (bool)$row['property_auto_created'],
'isMandatory' => (bool)$row['property_mandatory'],
'isProtected' => (bool)$row['property_protected'],
'onParentVersion' => (bool)$row['property_on_parent_version'],
'requiredType' => (int)$row['property_required_type'],
'multiple' => (bool)$row['property_multiple'],
'isFulltextSearchable' => (bool)$row['property_fulltext_searchable'],
'isQueryOrderable' => (bool)$row['property_query_orderable'],
'queryOperators' => [
QOM::JCR_OPERATOR_EQUAL_TO,
QOM::JCR_OPERATOR_NOT_EQUAL_TO,
QOM::JCR_OPERATOR_GREATER_THAN,
QOM::JCR_OPERATOR_GREATER_THAN_OR_EQUAL_TO,
QOM::JCR_OPERATOR_LESS_THAN,
QOM::JCR_OPERATOR_LESS_THAN_OR_EQUAL_TO,
QOM::JCR_OPERATOR_LIKE,
],
'defaultValues' => [$row['property_default_value']]
];
}
if (($childName = $row['child_name']) !== null) {
$result[$nodeName]['declaredNodeDefinitions'][] = [
'declaringNodeType' => $nodeName,
'name' => $childName,
'isAutoCreated' => (bool)$row['child_auto_created'],
'isMandatory' => (bool)$row['child_mandatory'],
'isProtected' => (bool)$row['child_protected'],
'onParentVersion' => (bool)$row['child_on_parent_version'],
'allowsSameNameSiblings' => false,
'defaultPrimaryTypeName' => $row['child_default_type'],
'requiredPrimaryTypeNames' => array_filter(explode(' ', $row['child_primary_types']))
];
}
}
return $result;
}
/**
* {@inheritDoc}
*/
public function registerNodeTypes($types, $allowUpdate)
{
$builtinTypes = StandardNodeTypes::getNodeTypeData();
/* @var $type NodeTypeDefinition */
foreach ($types as $type) {
if (isset($builtinTypes[$type->getName()])) {
throw new RepositoryException(sprintf('%s: can\'t reregister built-in node type.', $type->getName()));
}
$nodeTypeName = $type->getName();
$query = "SELECT * FROM phpcr_type_nodes WHERE name = ?";
$result = $this->getConnection()->fetchColumn($query, [$nodeTypeName]);
$data = [
'name' => $nodeTypeName,
'supertypes' => implode(' ', $type->getDeclaredSuperTypeNames()),
'is_abstract' => $type->isAbstract() ? 1 : 0,
'is_mixin' => $type->isMixin() ? 1 : 0,
'queryable' => $type->isQueryable() ? 1 : 0,
'orderable_child_nodes' => $type->hasOrderableChildNodes() ? 1 : 0,
'primary_item' => $type->getPrimaryItemName(),
];
if ($result) {
if (!$allowUpdate) {
throw new NodeTypeExistsException("Could not register node type with the name '$nodeTypeName'.");
}
$this->getConnection()->update('phpcr_type_nodes', $data, ['node_type_id' => $result]);
$this->getConnection()->delete('phpcr_type_props', ['node_type_id' => $result]);
$this->getConnection()->delete('phpcr_type_childs', ['node_type_id' => $result]);
$nodeTypeId = $result;
} else {
$this->getConnection()->insert('phpcr_type_nodes', $data);
$nodeTypeId = $this->getConnection()->lastInsertId($this->sequenceTypeName);
}
if ($propDefs = $type->getDeclaredPropertyDefinitions()) {
foreach ($propDefs as $propertyDef) {
/* @var $propertyDef PropertyDefinitionInterface */
$this->getConnection()->insert(
'phpcr_type_props',
[
'node_type_id' => $nodeTypeId,
'name' => $propertyDef->getName(),
'protected' => $propertyDef->isProtected() ? 1 : 0,
'mandatory' => $propertyDef->isMandatory() ? 1 : 0,
'auto_created' => $propertyDef->isAutoCreated() ? 1 : 0,
'on_parent_version' => $propertyDef->getOnParentVersion(),
'multiple' => $propertyDef->isMultiple() ? 1 : 0,
'fulltext_searchable' => $propertyDef->isFullTextSearchable() ? 1 : 0,
'query_orderable' => $propertyDef->isQueryOrderable() ? 1 : 0,
'required_type' => $propertyDef->getRequiredType(),
'query_operators' => 0, // transform to bitmask
'default_value' => $propertyDef->getDefaultValues() ? current(
$propertyDef->getDefaultValues()
) : null,
]
);
}
}
if ($childDefs = $type->getDeclaredChildNodeDefinitions()) {
foreach ($childDefs as $childDef) {
/* @var $childDef NodeDefinitionInterface */
$this->getConnection()->insert(
'phpcr_type_childs',
[
'node_type_id' => $nodeTypeId,
'name' => $childDef->getName(),
'protected' => $childDef->isProtected() ? 1 : 0,
'mandatory' => $childDef->isMandatory() ? 1 : 0,
'auto_created' => $childDef->isAutoCreated() ? 1 : 0,
'on_parent_version' => $childDef->getOnParentVersion(),
'primary_types' => implode(' ', $childDef->getRequiredPrimaryTypeNames() ?: []),
'default_type' => $childDef->getDefaultPrimaryTypeName(),
]
);
}
}
}
}
/**
* {@inheritDoc}
*/
public function setNodeTypeManager($nodeTypeManager)
{
$this->nodeTypeManager = $nodeTypeManager;
}
/**
* {@inheritDoc}
*/
public function cloneFrom($srcWorkspace, $srcAbsPath, $destAbsPath, $removeExisting)
{
throw new NotImplementedException('Cloning nodes is not implemented yet');
}
/**
* {@inheritDoc}
*/
public function updateNode(Node $node, $srcWorkspace)
{
throw new NotImplementedException('Updating nodes is not implemented yet');
}
/**
* {@inheritDoc}
* @throws RepositoryException when no binary data found
*/
public function getBinaryStream($path)
{
$this->assertLoggedIn();
$nodePath = PathHelper::getParentPath($path);
$nodeId = $this->getSystemIdForNode($nodePath);
$propertyName = PathHelper::getNodeName($path);
$data = $this->getConnection()->fetchAll(
'SELECT data, idx FROM phpcr_binarydata WHERE node_id = ? AND property_name = ? AND workspace_name = ?',
[$nodeId, $propertyName, $this->workspaceName]
);
if (count($data) === 0) {
throw new RepositoryException('No binary data found in stream');
}
$streams = [];
foreach ($data as $row) {
if (is_resource($row['data'])) {
$stream = $row['data'];
} else {
$stream = fopen('php://memory', 'rwb+');
fwrite($stream, $row['data']);
rewind($stream);
}
$streams[] = $stream;
}
if (count($data) === 1) {
// we don't know if this is a multivalue property or not.
// TODO we should have something more efficient to know this. a flag in the database?
// TODO use self::getProperty()->isMultiple() once implemented
$node = $this->getNode($nodePath);
if (!is_array($node->{':' . $propertyName})) {
return reset($streams);
}
}
return $streams;
}
/**
* {@inheritDoc}
*/
public function getProperty($path)
{
throw new NotImplementedException('Getting properties by path is not implemented yet');
}
/**
* {@inheritDoc}
*
* @throws InvalidQueryException
*/
public function query(Query $query)
{
$this->assertLoggedIn();
if (!$query instanceof QueryObjectModelInterface) {
$parser = new Sql2ToQomQueryConverter($this->factory->get(QueryObjectModelFactory::class));
try {
$qom = $parser->parse($query->getStatement());
$qom->setLimit($query->getLimit());
$qom->setOffset($query->getOffset());
} catch (Exception $e) {
throw new InvalidQueryException('Invalid query: ' . $query->getStatement(), null, $e);
}
} else {
$qom = $query;
}
$qomWalker = new QOMWalker($this->nodeTypeManager, $this->getConnection(), $this->getNamespaces());
list($selectors, $selectorAliases, $sql) = $qomWalker->walkQOMQuery($qom);
$primarySource = reset($selectors);
$primaryType = $primarySource->getSelectorName() ?: $primarySource->getNodeTypeName();
$data = $this->getConnection()->fetchAll($sql, [$this->workspaceName]);
$results = $properties = $standardColumns = [];
foreach ($data as $row) {
$result = [];
/** @var SelectorInterface $selector */
foreach ($selectors as $selector) {
$selectorName = $selector->getSelectorName() ?: $selector->getNodeTypeName();
$columnPrefix = isset($selectorAliases[$selectorName]) ? $selectorAliases[$selectorName] . '_' : $selectorAliases[''] . '_';
if ($primaryType === $selector->getNodeTypeName()) {
$result[] = [
'dcr:name' => 'jcr:path',
'dcr:value' => $row[$columnPrefix . 'path'],
'dcr:selectorName' => $selectorName
];
}
$result[] = [
'dcr:name' => 'jcr:path',
'dcr:value' => $row[$columnPrefix . 'path'],
'dcr:selectorName' => $selectorName
];
$result[] = ['dcr:name' => 'jcr:score', 'dcr:value' => 0, 'dcr:selectorName' => $selectorName];
if (0 === count($qom->getColumns())) {
$selectorPrefix = null !== $selector->getSelectorName() ? $selectorName . '.' : '';
$result[] = [
'dcr:name' => $selectorPrefix . 'jcr:primaryType',
'dcr:value' => $primaryType,
'dcr:selectorName' => $selectorName
];
}
if (isset($row[$columnPrefix . 'props'])) {
$propertyNames = [];
$columns = $qom->getColumns();
// Always populate jcr:created and jcr:createdBy if a wildcard selector is used.
// This emulates the behavior of Jackrabbit
if (0 === count($columns)) {
$propertyNames = ['jcr:created', 'jcr:createdBy'];
}
foreach ($columns as $column) {
if (!$column->getSelectorName() || $column->getSelectorName() == $selectorName) {
$propertyNames[] = $column->getPropertyName();
}
}
$properties[$selectorName] = (array)$this->xmlToColumns(
$row[$columnPrefix . 'props'],
$propertyNames
);
} else {
$properties[$selectorName] = [];
}
// TODO: add other default columns that Jackrabbit provides to provide a more consistent behavior
if (isset($properties[$selectorName]['jcr:createdBy'])) {
$standardColumns[$selectorName]['jcr:createdBy'] = $properties[$selectorName]['jcr:createdBy'];
}
if (isset($properties[$selectorName]['jcr:created'])) {
$standardColumns[$selectorName]['jcr:created'] = $properties[$selectorName]['jcr:created'];
}
}
$reservedNames = ['jcr:path', 'jcr:score'];
foreach ($qom->getColumns() as $column) {
$selectorName = $column->getSelectorName();
$columnName = $column->getPropertyName();
$columnPrefix = isset($selectorAliases[$selectorName]) ? $selectorAliases[$selectorName] . '_' : $selectorAliases[''] . '_';
if (in_array($column->getColumnName(), $reservedNames)) {
throw new InvalidQueryException(
sprintf(
'Cannot reserved name "%s". Reserved names are "%s"',
$column->getColumnName(),
implode('", "', $reservedNames)
)
);
}
$dcrValue = 'jcr:uuid' === $columnName ? $row[$columnPrefix . 'identifier'] : (isset($properties[$selectorName][$columnName]) ? $properties[$selectorName][$columnName] : '');
if (isset($standardColumns[$selectorName][$columnName])) {
unset($standardColumns[$selectorName][$columnName]);
}
$result[] = [
'dcr:name' => $column->getColumnName(
) === $columnName && isset($properties[$selectorName][$columnName]) ? $selectorName . '.' . $columnName : $column->getColumnName(
),
'dcr:value' => $dcrValue,
'dcr:selectorName' => $selectorName ?: $primaryType,
];
}
foreach ($standardColumns as $selectorName => $columns) {
foreach ($columns as $columnName => $value) {
$result[] = [
'dcr:name' => $primaryType . '.' . $columnName,
'dcr:value' => $value,
'dcr:selectorName' => $selectorName,
];
}
}
$results[] = $result;
}
return $results;
}
/**
* {@inheritDoc}
*/
public function getSupportedQueryLanguages()
{
return [
QueryInterface::JCR_SQL2,
QueryInterface::JCR_JQOM,
QueryInterface::SQL,
];
}
/**
* We need to create an in memory backup when we are inside a transaction
* so that we can efficiently restore the original state in the namespaces
* property in case of a rollback.
*
* This method also ensures that namespaces are loaded to begin with.
*/
private function ensureNamespacesBackup()
{
if (!$this->namespaces instanceof \ArrayObject) {
$this->getNamespacesObject();
}
if (!$this->inTransaction) {
return;
}
if (null === $this->originalNamespaces) {
$this->originalNamespaces = $this->namespaces->getArrayCopy();
}
}
/**
* {@inheritDoc}
*
* @throws NamespaceException
*/
public function registerNamespace($prefix, $uri)
{
if (isset($this->namespaces[$prefix])) {
if ($this->namespaces[$prefix] === $uri) {
return;
}
if (isset($this->coreNamespaces[$prefix])) {
throw new NamespaceException(
"Cannot overwrite JCR core namespace prefix '$prefix' to a new uri '$uri'."
);
}
}
$this->ensureNamespacesBackup();
$this->getConnection()->delete('phpcr_namespaces', ['prefix' => $prefix]);
$this->getConnection()->delete('phpcr_namespaces', ['uri' => $uri]);
$this->getConnection()->insert(
'phpcr_namespaces',
[
'prefix' => $prefix,
'uri' => $uri,
]
);
if (!empty($this->namespaces)) {
$this->namespaces[$prefix] = $uri;
}
}
/**
* {@inheritDoc}
*/
public function unregisterNamespace($prefix)
{
if (isset($this->coreNamespaces[$prefix])) {
throw new NamespaceException("Cannot unregister JCR core namespace prefix '$prefix'.");
}
$this->ensureNamespacesBackup();
$this->getConnection()->delete('phpcr_namespaces', ['prefix' => $prefix]);
if (!empty($this->namespaces)) {
unset($this->namespaces[$prefix]);
}
}
/**
* {@inheritDoc}
*/
public function getReferences($path, $name = null)
{
return $this->getNodeReferences($path, $name, false);
}
/**
* {@inheritDoc}
*/
public function getWeakReferences($path, $name = null)
{
return $this->getNodeReferences($path, $name, true);
}
/**
* @param string $path the path for which we need the references
* @param string $name the name of the referencing properties or null for all
* @param boolean $weakReference whether to get weak or strong references
*
* @return array list of paths to nodes that reference $path
*/
private function getNodeReferences($path, $name = null, $weakReference = false)
{
$targetId = $this->getSystemIdForNode($path);
$params = [$targetId];
$table = $weakReference ? $this->referenceTables[PropertyType::WEAKREFERENCE] : $this->referenceTables[PropertyType::REFERENCE];
$query = "SELECT CONCAT(n.path, '/', r.source_property_name) FROM phpcr_nodes n
INNER JOIN $table r ON n.id = r.source_id
WHERE r.target_id = ?";
if (null !== $name) {
$query .= " AND source_property_name = ?";
$params[] = $name;
}
$stmt = $this->getConnection()->executeQuery($query, $params);
return $stmt->fetchAll(PDO::FETCH_COLUMN);
}
/**
* {@inheritDoc}
*/
public function beginTransaction()
{
if ($this->inTransaction) {
throw new RepositoryException('Begin transaction failed: transaction already open');
}
$this->assertLoggedIn();
try {
$this->getConnection()->beginTransaction();
$this->inTransaction = true;
} catch (Exception $e) {
throw new RepositoryException('Begin transaction failed: ' . $e->getMessage());
}
}
/**
* {@inheritDoc}
*
* @throws RepositoryException
*/
public function commitTransaction()
{
if (!$this->inTransaction) {
throw new RepositoryException('Commit transaction failed: no transaction open');
}
$this->assertLoggedIn();
try {
$this->inTransaction = false;
$this->getConnection()->commit();
if ($this->originalNamespaces) {
// now that the transaction is committed, reset the cache of the stored namespaces.
$this->originalNamespaces = null;
}
} catch (Exception $e) {
throw new RepositoryException('Commit transaction failed: ' . $e->getMessage());
}
}
/**
* {@inheritDoc}
*
* @throws RepositoryException
*/
public function rollbackTransaction()
{
if (!$this->inTransaction) {
throw new RepositoryException('Rollback transaction failed: no transaction open');
}
$this->assertLoggedIn();
try {
$this->inTransaction = false;
$this->getConnection()->rollBack();
if ($this->originalNamespaces) {
// reset namespaces
$this->setNamespaces($this->originalNamespaces);
$this->originalNamespaces = null;
}
} catch (Exception $e) {
throw new RepositoryException('Rollback transaction failed: ' . $e->getMessage(), 0, $e);
}
}
/**
* Sets the default transaction timeout
*
* @param int $seconds The value of the timeout in seconds
*/
public function setTransactionTimeout($seconds)
{
$this->assertLoggedIn();
throw new NotImplementedException("Setting a transaction timeout is not yet implemented");
}
/**
* {@inheritDoc}
*/
public function prepareSave()
{
$this->getConnection()->beginTransaction();
}
/**
* {@inheritDoc}
*/
public function finishSave()
{
$this->syncReferences($this->referencesToUpdate);
$this->referencesToUpdate = $this->referencesToDelete = [];
$this->getConnection()->commit();
}
/**
* {@inheritDoc}
*/
public function rollbackSave()
{
$this->referencesToUpdate = $this->referencesToDelete = [];
$this->getConnection()->rollBack();
}
/**
*
* @param Node $node the node to update
*/
public function updateProperties(Node $node)
{
$this->assertLoggedIn();
// we can ignore the operations returned, there will be no additions because of property updates
$this->getNodeProcessor()->process($node);
$this->syncNode(
$node->getIdentifier(),
$node->getPath(),
$node->getPrimaryNodeType(),
false,
$node->getProperties()
);
return true;
}
/**
* Initialize the dbal connection lazily
*/
private function initConnection()
{
if (true === $this->conn->isConnected() && true === $this->connectionInitialized) {
return;
}
if ($this->conn->getDatabasePlatform() instanceof PostgreSqlPlatform) {
$this->sequenceNodeName = 'phpcr_nodes_id_seq';
$this->sequenceTypeName = 'phpcr_type_nodes_node_type_id_seq';
}
// @TODO: move to "SqlitePlatform" and rename to "registerExtraFunctions"?
if ($this->conn->getDatabasePlatform() instanceof SqlitePlatform) {
$this->registerSqliteFunctions($this->conn->getWrappedConnection());
}
$this->connectionInitialized = true;
}
}