package org.argeo.cms.acr;
-import java.security.AccessController;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Collections;
+import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
-import java.util.NavigableMap;
import java.util.Set;
-import java.util.TreeMap;
-import java.util.stream.Collectors;
-import javax.security.auth.Subject;
+import javax.security.auth.login.LoginContext;
+import javax.security.auth.login.LoginException;
+import javax.xml.namespace.QName;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.transform.OutputKeys;
+import javax.xml.transform.Transformer;
+import javax.xml.transform.TransformerException;
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.dom.DOMSource;
+import javax.xml.transform.stream.StreamResult;
import org.argeo.api.acr.Content;
import org.argeo.api.acr.ContentSession;
import org.argeo.api.acr.CrName;
import org.argeo.api.acr.spi.ContentProvider;
+import org.argeo.api.acr.spi.ProvidedContent;
import org.argeo.api.acr.spi.ProvidedRepository;
-import org.argeo.api.acr.spi.ProvidedSession;
+import org.argeo.api.cms.CmsAuth;
+import org.argeo.api.cms.CmsLog;
+import org.argeo.api.cms.CmsSession;
+import org.argeo.cms.acr.xml.DomContentProvider;
+import org.argeo.cms.acr.xml.DomUtils;
+import org.argeo.cms.auth.CurrentUser;
import org.argeo.cms.internal.runtime.CmsContextImpl;
-
+import org.w3c.dom.DOMException;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.xml.sax.SAXException;
+
+/**
+ * Base implementation of a {@link ProvidedRepository} integrated with a CMS.
+ */
public class CmsContentRepository implements ProvidedRepository {
- private NavigableMap<String, ContentProvider> partitions = new TreeMap<>();
+ private final static CmsLog log = CmsLog.getLog(CmsContentRepository.class);
+
+ private final MountManager mountManager;
+ private final TypesManager typesManager;
+
+ private CmsContentSession systemSession;
+
+ private Map<CmsSession, CmsContentSession> userSessions = Collections.synchronizedMap(new HashMap<>());
+
+ // utilities
+ private TransformerFactory transformerFactory = TransformerFactory.newInstance();
- // TODO synchronize ?
- private NavigableMap<String, String> prefixes = new TreeMap<>();
+ public final static String ACR_MOUNT_PATH_PROPERTY = "acr.mount.path";
public CmsContentRepository() {
- prefixes.put(CrName.CR_DEFAULT_PREFIX, CrName.CR_NAMESPACE_URI);
- prefixes.put("basic", CrName.CR_NAMESPACE_URI);
- prefixes.put("owner", CrName.CR_NAMESPACE_URI);
- prefixes.put("posix", CrName.CR_NAMESPACE_URI);
+ // types
+ typesManager = new TypesManager();
+ typesManager.init();
+ Set<QName> types = typesManager.listTypes();
+ for (QName type : types) {
+ log.debug(type);
+ }
+
+ systemSession = newSystemSession();
+
+ // mounts
+ mountManager = new MountManager(systemSession);
+
}
- public void start() {
+ protected CmsContentSession newSystemSession() {
+ LoginContext loginContext;
+ try {
+ loginContext = new LoginContext(CmsAuth.DATA_ADMIN.getLoginContextName());
+ loginContext.login();
+ } catch (LoginException e1) {
+ throw new RuntimeException("Could not login as data admin", e1);
+ } finally {
+ }
+ return new CmsContentSession(this, loginContext.getSubject(), Locale.getDefault());
+ }
+ public void start() {
}
public void stop() {
@Override
public ContentSession get(Locale locale) {
- Subject subject = Subject.getSubject(AccessController.getContext());
- return new CmsContentSession(subject, locale);
+ // Subject subject = Subject.getSubject(AccessController.getContext());
+ CmsSession cmsSession = CurrentUser.getCmsSession();
+ CmsContentSession contentSession = userSessions.get(cmsSession);
+ if (contentSession == null) {
+ final CmsContentSession newContentSession = new CmsContentSession(this, cmsSession.getSubject(), locale);
+ cmsSession.addOnCloseCallback((c) -> {
+ newContentSession.close();
+ userSessions.remove(cmsSession);
+ });
+ contentSession = newContentSession;
+ }
+ return contentSession;
}
- public void addProvider(String base, ContentProvider provider) {
- partitions.put(base, provider);
+ public void addProvider(ContentProvider provider) {
+ mountManager.addStructuralContentProvider(provider);
}
- public void registerPrefix(String prefix, String namespaceURI) {
- String registeredUri = prefixes.get(prefix);
- if (registeredUri == null) {
- prefixes.put(prefix, namespaceURI);
- return;
- }
- if (!registeredUri.equals(namespaceURI))
- throw new IllegalStateException("Prefix " + prefix + " is already registred for " + registeredUri);
- // do nothing if same namespace is already registered
+ public void registerTypes(String prefix, String namespaceURI, String schemaSystemId) {
+ typesManager.registerTypes(prefix, namespaceURI, schemaSystemId);
}
/*
- * NAMESPACE CONTEXT
+ * FACTORIES
*/
-
- /*
- * SESSION
- */
-
- class CmsContentSession implements ProvidedSession {
- private Subject subject;
- private Locale locale;
-
- public CmsContentSession(Subject subject, Locale locale) {
- this.subject = subject;
- this.locale = locale;
- }
-
- @Override
- public Content get(String path) {
- Map.Entry<String, ContentProvider> entry = partitions.floorEntry(path);
- String mountPath = entry.getKey();
- ContentProvider provider = entry.getValue();
- String relativePath = path.substring(mountPath.length());
- return provider.get(CmsContentSession.this, mountPath, relativePath);
- }
-
- @Override
- public Subject getSubject() {
- return subject;
+ public void initRootContentProvider(Path path) {
+ try {
+// DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
+// factory.setNamespaceAware(true);
+// factory.setXIncludeAware(true);
+// factory.setSchema(contentTypesManager.getSchema());
+//
+ DocumentBuilder dBuilder = typesManager.newDocumentBuilder();
+
+ Document document;
+// if (path != null && Files.exists(path)) {
+// InputSource inputSource = new InputSource(path.toAbsolutePath().toUri().toString());
+// inputSource.setEncoding(StandardCharsets.UTF_8.name());
+// // TODO public id as well?
+// document = dBuilder.parse(inputSource);
+// } else {
+ document = dBuilder.newDocument();
+ Element root = document.createElementNS(CrName.CR_NAMESPACE_URI, CrName.ROOT.get().toPrefixedString());
+
+ for (String prefix : typesManager.getPrefixes().keySet()) {
+// root.setAttributeNS(XMLConstants.XMLNS_ATTRIBUTE_NS_URI, XMLConstants.XMLNS_ATTRIBUTE + ":" + prefix,
+// contentTypesManager.getPrefixes().get(prefix));
+ DomUtils.addNamespace(root, prefix, typesManager.getPrefixes().get(prefix));
+ }
+
+ document.appendChild(root);
+
+ // write it
+ if (path != null) {
+ try (OutputStream out = Files.newOutputStream(path)) {
+ writeDom(document, out);
+ }
+ }
+// }
+
+ String mountPath = "/";
+ DomContentProvider contentProvider = new DomContentProvider(mountPath, document);
+ addProvider(contentProvider);
+ } catch (DOMException | IOException e) {
+ throw new IllegalStateException("Cannot init ACR root " + path, e);
}
- @Override
- public Locale getLocale() {
- return locale;
- }
+ }
- @Override
- public ProvidedRepository getRepository() {
- return CmsContentRepository.this;
+ public void writeDom(Document document, OutputStream out) throws IOException {
+ try {
+ Transformer transformer = transformerFactory.newTransformer();
+ transformer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
+ transformer.setOutputProperty(OutputKeys.INDENT, "yes");
+
+ DOMSource source = new DOMSource(document);
+ typesManager.validate(source);
+ StreamResult result = new StreamResult(out);
+ transformer.transform(source, result);
+ } catch (TransformerException e) {
+ throw new IOException("Cannot write dom", e);
}
+ }
- /*
- * NAMESPACE CONTEXT
- */
-
- @Override
- public String findNamespace(String prefix) {
- return prefixes.get(prefix);
- }
+ /*
+ * MOUNT MANAGEMENT
+ */
- @Override
- public Set<String> findPrefixes(String namespaceURI) {
- Set<String> res = prefixes.entrySet().stream().filter(e -> e.getValue().equals(namespaceURI))
- .map(Map.Entry::getKey).collect(Collectors.toUnmodifiableSet());
+ @Override
+ public ContentProvider getMountContentProvider(Content mountPoint, boolean initialize, QName... types) {
+ String mountPath = mountPoint.getPath();
+ // TODO check consistency with types
+
+ return mountManager.getOrAddMountedProvider(mountPath, (path) -> {
+ DocumentBuilder dBuilder = typesManager.newDocumentBuilder();
+ Document document;
+ if (initialize) {
+ QName firstType = types[0];
+ document = dBuilder.newDocument();
+ String prefix = ((ProvidedContent) mountPoint).getSession().getPrefix(firstType.getNamespaceURI());
+ Element root = document.createElementNS(firstType.getNamespaceURI(),
+ prefix + ":" + firstType.getLocalPart());
+ DomUtils.addNamespace(root, prefix, firstType.getNamespaceURI());
+ document.appendChild(root);
+ } else {
+ try (InputStream in = mountPoint.open(InputStream.class)) {
+ document = dBuilder.parse(in);
+ // TODO check consistency with types
+ } catch (IOException | SAXException e) {
+ throw new IllegalStateException("Cannot load mount from " + mountPoint, e);
+ }
+ }
+ DomContentProvider contentProvider = new DomContentProvider(path, document);
+ return contentProvider;
+ });
+ }
- return res;
- }
+ @Override
+ public boolean shouldMount(QName... types) {
+ if (types.length == 0)
+ return false;
+ QName firstType = types[0];
+ Set<QName> registeredTypes = typesManager.listTypes();
+ if (registeredTypes.contains(firstType))
+ return true;
+ return false;
+ }
- @Override
- public String findPrefix(String namespaceURI) {
- if (CrName.CR_NAMESPACE_URI.equals(namespaceURI) && prefixes.containsKey(CrName.CR_DEFAULT_PREFIX))
- return CrName.CR_DEFAULT_PREFIX;
- return ProvidedSession.super.findPrefix(namespaceURI);
- }
+ MountManager getMountManager() {
+ return mountManager;
+ }
+ TypesManager getTypesManager() {
+ return typesManager;
}
}
projects / lgpl / argeo-commons.git / blobdiff