Improve Commons API

[lgpl/argeo-commons.git] / org.argeo.cms / src / org / argeo / cms / internal / kernel / KernelUtils.java

diff --git a/org.argeo.cms/src/org/argeo/cms/internal/kernel/KernelUtils.java b/org.argeo.cms/src/org/argeo/cms/internal/kernel/KernelUtils.java
index cb22e2790c055f7e021cd9a3dbdfd419e5dd095e..8d3044013fd1bcb85d2f3703106ee3509b2dbb1d 100644 (file)
--- a/org.argeo.cms/src/org/argeo/cms/internal/kernel/KernelUtils.java
+++ b/org.argeo.cms/src/org/argeo/cms/internal/kernel/KernelUtils.java
@@ -2,8 +2,10 @@ package org.argeo.cms.internal.kernel;
 
 import java.io.File;
 import java.io.IOException;
+import java.net.MalformedURLException;
 import java.net.URI;
 import java.net.URISyntaxException;
+import java.net.URL;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.security.PrivilegedAction;
@@ -13,6 +15,7 @@ import java.util.Hashtable;
 import java.util.Properties;
 import java.util.TreeSet;
 
+import javax.jcr.Node;
 import javax.jcr.Repository;
 import javax.jcr.RepositoryException;
 import javax.jcr.Session;
@@ -23,7 +26,7 @@ import javax.servlet.http.HttpServletRequest;
 
 import org.apache.commons.logging.Log;
 import org.argeo.cms.CmsException;
-import org.argeo.cms.auth.AuthConstants;
+import org.argeo.node.NodeConstants;
 import org.osgi.framework.Bundle;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.FrameworkUtil;
@@ -113,7 +116,7 @@ class KernelUtils implements KernelConstants {
                Subject subject = new Subject();
                LoginContext lc;
                try {
-                       lc = new LoginContext(AuthConstants.LOGIN_CONTEXT_ANONYMOUS, subject);
+                       lc = new LoginContext(NodeConstants.LOGIN_CONTEXT_ANONYMOUS, subject);
                        lc.login();
                        return subject;
                } catch (LoginException e) {
@@ -158,7 +161,7 @@ class KernelUtils implements KernelConstants {
                Thread.currentThread().setContextClassLoader(KernelUtils.class.getClassLoader());
                LoginContext loginContext;
                try {
-                       loginContext = new LoginContext(AuthConstants.LOGIN_CONTEXT_DATA_ADMIN);
+                       loginContext = new LoginContext(NodeConstants.LOGIN_CONTEXT_DATA_ADMIN);
                        loginContext.login();
                } catch (LoginException e1) {
                        throw new CmsException("Could not login as data admin", e1);
@@ -207,6 +210,59 @@ class KernelUtils implements KernelConstants {
                }
        }
 
+       // DATA
+       public static StringBuilder getServerBaseUrl(HttpServletRequest request) {
+               try {
+                       URL url = new URL(request.getRequestURL().toString());
+                       StringBuilder buf = new StringBuilder();
+                       buf.append(url.getProtocol()).append("://").append(url.getHost());
+                       if (url.getPort() != -1)
+                               buf.append(':').append(url.getPort());
+                       return buf;
+               } catch (MalformedURLException e) {
+                       throw new CmsException("Cannot extract server base URL from " + request.getRequestURL(), e);
+               }
+       }
+
+       public static String getDataUrl(Node node, HttpServletRequest request) throws RepositoryException {
+               try {
+                       StringBuilder buf = getServerBaseUrl(request);
+                       buf.append(getDataPath(node));
+                       return new URL(buf.toString()).toString();
+               } catch (MalformedURLException e) {
+                       throw new CmsException("Cannot build data URL for " + node, e);
+               }
+       }
+
+       public static String getDataPath(Node node) throws RepositoryException {
+               assert node != null;
+               String userId = node.getSession().getUserID();
+//             if (log.isTraceEnabled())
+//                     log.trace(userId + " : " + node.getPath());
+               StringBuilder buf = new StringBuilder();
+               boolean isAnonymous = userId.equalsIgnoreCase(NodeConstants.ROLE_ANONYMOUS);
+               if (isAnonymous)
+                       buf.append(WEBDAV_PUBLIC);
+               else
+                       buf.append(WEBDAV_PRIVATE);
+               // TODO convey repo alias vie repository properties
+               return buf.append('/').append(NodeConstants.ALIAS_NODE).append('/').append(node.getSession().getWorkspace().getName())
+                               .append(node.getPath()).toString();
+       }
+
+       public static String getCanonicalUrl(Node node, HttpServletRequest request) throws RepositoryException {
+               try {
+                       StringBuilder buf = getServerBaseUrl(request);
+                       buf.append('/').append('!').append(node.getPath());
+                       return new URL(buf.toString()).toString();
+               } catch (MalformedURLException e) {
+                       throw new CmsException("Cannot build data URL for " + node, e);
+               }
+               // return request.getRequestURL().append('!').append(node.getPath())
+               // .toString();
+       }
+
+       
        private KernelUtils() {
 
        }