inteligr8/alfresco-community-repo
1
0
Fork 0
mirror of https://github.com/Alfresco/alfresco-community-repo.git synced 2025-08-07 17:49:17 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merged V1.4 to HEAD

Browse Source 
svn merge svn://svn.alfresco.com:3691/alfresco/BRANCHES/V1.4@3987 svn://svn.alfresco.com:3691/alfresco/BRANCHES/V1.4@4133 .
   Removed LicenseComponent reference from projects\repository\source\java\org\alfresco\repo\descriptor\DescriptorServiceImpl.java


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@4135 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Derek Hulley
2006-10-17 22:42:59 +00:00
parent d9c8f3d770
commit f52746433e
79 changed files with 1503 additions and 4119 deletions
Download Patch File Download Diff File Expand all files Collapse all files

235
source/java/org/alfresco/web/app/servlet/TemplateContentServlet.java
View File

@@ -17,32 +17,16 @@
package org.alfresco.web.app.servlet;
import java.io.IOException;
import java.net.SocketException;
import java.text.MessageFormat;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Map;
import java.util.StringTokenizer;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.transaction.UserTransaction;
import org.alfresco.error.AlfrescoRuntimeException;
import org.alfresco.model.ContentModel;
import org.alfresco.service.ServiceRegistry;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.cmr.repository.NodeService;
import org.alfresco.service.cmr.repository.StoreRef;
import org.alfresco.service.cmr.repository.TemplateException;
import org.alfresco.service.cmr.repository.TemplateImageResolver;
import org.alfresco.service.cmr.repository.TemplateNode;
import org.alfresco.service.cmr.repository.TemplateService;
import org.alfresco.service.cmr.security.AccessStatus;
import org.alfresco.service.cmr.security.PermissionService;
import org.alfresco.web.app.Application;
import org.alfresco.web.ui.common.Utils;
import org.alfresco.web.ui.repo.component.template.DefaultModelHelper;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
@@ -71,24 +55,37 @@ import org.apache.commons.logging.LogFactory;
* Like most Alfresco servlets, the URL may be followed by a valid 'ticket' argument for authentication:
* ?ticket=1234567890
* <p>
* And/or also followed by the "?guest=true" argument to force guest access login for the URL.
* And/or also followed by the "?guest=true" argument to force guest access login for the URL. If the
* guest=true parameter is used the current session will be logged out and the guest user logged in.
* Therefore upon completion of this request the current user will be "guest".
* <p>
* If the user attempting the request is not authorised to access the requested node the login page
* will be redirected to.
*
* @author Kevin Roast
*/
public class TemplateContentServlet extends BaseServlet
{
private static final String MIMETYPE_HTML = "text/html";
public class TemplateContentServlet extends BaseTemplateContentServlet
{
private static final long serialVersionUID = -2510767849932627519L;
private static final long serialVersionUID = -4123407921997235977L;
private static Log logger = LogFactory.getLog(TemplateContentServlet.class);
private static final Log logger = LogFactory.getLog(TemplateContentServlet.class);
private static final String DEFAULT_URL = "/template/{0}/{1}/{2}";
private static final String TEMPLATE_URL = "/template/{0}/{1}/{2}/{3}/{4}/{5}";
private static final String ARG_MIMETYPE = "mimetype";
private static final String ARG_TEMPLATE_PATH = "templatePath";
private static final String ARG_CONTEXT_PATH = "contextPath";
@Override
protected Log getLogger()
{
return logger;
}
@Override
protected Map<String, Object> buildModel(ServiceRegistry services, HttpServletRequest req,
NodeRef templateRef)
{
return DefaultModelHelper.buildDefaultModel(services,
Application.getCurrentUser(req.getSession()), templateRef);
}
/**
* @see javax.servlet.http.HttpServlet#doGet(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
@@ -96,12 +93,10 @@ public class TemplateContentServlet extends BaseServlet
protected void service(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException
{
String uri = req.getRequestURI();
if (logger.isDebugEnabled())
{
String queryString = req.getQueryString();
logger.debug("Processing URL: " + uri +
logger.debug("Authenticating request to URL: " + req.getRequestURI() +
((queryString != null && queryString.length() > 0) ? ("?" + queryString) : ""));
}
@@ -111,189 +106,9 @@ public class TemplateContentServlet extends BaseServlet
return;
}
uri = uri.substring(req.getContextPath().length());
StringTokenizer t = new StringTokenizer(uri, "/");
int tokenCount = t.countTokens();
t.nextToken(); // skip servlet name
NodeRef nodeRef = null;
NodeRef templateRef = null;
String contentPath = req.getParameter(ARG_CONTEXT_PATH);
if (contentPath != null && contentPath.length() != 0)
{
// process the name based path to resolve the NodeRef
PathRefInfo pathInfo = resolveNamePath(getServletContext(), contentPath);
nodeRef = pathInfo.NodeRef;
}
else if (tokenCount > 3)
{
// get NodeRef to the content from the URL elements
StoreRef storeRef = new StoreRef(t.nextToken(), t.nextToken());
nodeRef = new NodeRef(storeRef, t.nextToken());
}
// get NodeRef to the template if supplied
String templatePath = req.getParameter(ARG_TEMPLATE_PATH);
if (templatePath != null && templatePath.length() != 0)
{
// process the name based path to resolve the NodeRef
PathRefInfo pathInfo = resolveNamePath(getServletContext(), templatePath);
templateRef = pathInfo.NodeRef;
}
else if (tokenCount >= 7)
{
StoreRef storeRef = new StoreRef(t.nextToken(), t.nextToken());
templateRef = new NodeRef(storeRef, t.nextToken());
}
// if no context is specified, use the template itself
// TODO: should this default to something else?
if (nodeRef == null && templateRef != null)
{
nodeRef = templateRef;
}
if (nodeRef == null)
{
throw new TemplateException("Not enough elements supplied in URL or no 'path' argument specified.");
}
// get the services we need to retrieve the content
ServiceRegistry serviceRegistry = getServiceRegistry(getServletContext());
NodeService nodeService = serviceRegistry.getNodeService();
TemplateService templateService = serviceRegistry.getTemplateService();
PermissionService permissionService = serviceRegistry.getPermissionService();
// check that the user has at least READ access on any nodes - else redirect to the login page
if (permissionService.hasPermission(nodeRef, PermissionService.READ) == AccessStatus.DENIED ||
(templateRef != null && permissionService.hasPermission(templateRef, PermissionService.READ) == AccessStatus.DENIED))
{
redirectToLoginPage(req, res, getServletContext());
return;
}
String mimetype = MIMETYPE_HTML;
if (req.getParameter(ARG_MIMETYPE) != null)
{
mimetype = req.getParameter(ARG_MIMETYPE);
}
res.setContentType(mimetype);
try
{
UserTransaction txn = null;
try
{
txn = serviceRegistry.getTransactionService().getUserTransaction(true);
txn.begin();
// if template not supplied, then use the default against the node
if (templateRef == null)
{
if (nodeService.hasAspect(nodeRef, ContentModel.ASPECT_TEMPLATABLE))
{
templateRef = (NodeRef)nodeService.getProperty(nodeRef, ContentModel.PROP_TEMPLATE);
}
if (templateRef == null)
{
throw new TemplateException("Template reference not set against node or not supplied in URL.");
}
}
// create the model - put the supplied noderef in as space/document as appropriate
Object model = getModel(serviceRegistry, req, templateRef, nodeRef);
// process the template against the node content directly to the response output stream
// assuming the repo is capable of streaming in chunks, this should allow large files
// to be streamed directly to the browser response stream.
try
{
templateService.processTemplate(
null,
templateRef.toString(),
model,
res.getWriter());
// commit the transaction
txn.commit();
}
catch (SocketException e)
{
if (e.getMessage().contains("ClientAbortException"))
{
// the client cut the connection - our mission was accomplished apart from a little error message
logger.error("Client aborted stream read:\n node: " + nodeRef + "\n template: " + templateRef);
try { if (txn != null) {txn.rollback();} } catch (Exception tex) {}
}
else
{
throw e;
}
}
}
catch (Throwable txnErr)
{
try { if (txn != null) {txn.rollback();} } catch (Exception tex) {}
throw txnErr;
}
}
catch (Throwable err)
{
throw new AlfrescoRuntimeException("Error during template servlet processing: " + err.getMessage(), err);
}
processTemplateRequest(req, res, true);
}
/**
* Build the model that to process the template against.
* <p>
* The model includes the usual template root objects such as 'companyhome', 'userhome',
* 'person' and also includes the node specified on the servlet URL as 'space' and 'document'
*
* @param services ServiceRegistry required for TemplateNode construction
* @param req Http request - for accessing Session and url args
* @param templateRef NodeRef of the template itself
* @param nodeRef NodeRef of the space/document to process template against
*
* @return an object model ready for executing template against
*/
@SuppressWarnings("unchecked")
private Object getModel(ServiceRegistry services, HttpServletRequest req, NodeRef templateRef, NodeRef nodeRef)
{
// build FreeMarker default model and merge
Map root = DefaultModelHelper.buildDefaultModel(
services, Application.getCurrentUser(req.getSession()), templateRef);
// put the current NodeRef in as "space" and "document"
TemplateNode node = new TemplateNode(nodeRef, services, this.imageResolver);
root.put("space", node);
root.put("document", node);
// add URL arguments as a map called 'args' to the root of the model
Map<String, String> args = new HashMap<String, String>(8, 1.0f);
Enumeration names = req.getParameterNames();
while (names.hasMoreElements())
{
String name = (String)names.nextElement();
args.put(name, req.getParameter(name));
}
root.put("args", args);
return root;
}
/** Template Image resolver helper */
private TemplateImageResolver imageResolver = new TemplateImageResolver()
{
public String resolveImagePathForName(String filename, boolean small)
{
return Utils.getFileTypeImage(getServletContext(), filename, small);
}
};
/**
* Helper to generate a URL to process a template against a node.
* <p>