CMIS setContentStream()

- implemented as a web script
- complements the "get content" web script; just use put against same resource
- added testContentStream() to CMISTest

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@13870 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

config/alfresco/templates/webscripts/org/alfresco/repository/store/content.put.desc.xml

@@ -0,0 +1,13 @@
+<webscript>
+  <shortname>Content Write (setContent)</shortname>
+  <description>TODO</description>
+  <url>/api/node/content{property}/{store_type}/{store_id}/{id}?overwriteFlag={overwriteFlag?}</url>
+  <url>/api/path/content{property}/{store_type}/{store_id}/{id}?overwriteFlag={overwriteFlag?}</url>
+  <url>/api/avmpath/content{property}/{store_id}/{id}?overwriteFlag={overwriteFlag?}</url>
+  <url>/api/node/{store_type}/{store_id}/{id}/content{property}?overwriteFlag={overwriteFlag?}</url>
+  <url>/api/path/{store_type}/{store_id}/{id}/content{property}?overwriteFlag={overwriteFlag?}</url>
+  <authentication>guest</authentication>
+  <format default="text">argument</format>
+  <family>CMIS</family>
+  <lifecycle>draft_public_api</lifecycle>
+</webscript>

config/alfresco/web-scripts-application-context.xml

@@ -246,6 +246,14 @@
       <property name="mimetypeService" ref="MimetypeService" />
    </bean>
    
+   <!--  Content Write -->
+   <bean id="webscript.org.alfresco.repository.store.content.put" class="org.alfresco.repo.web.scripts.content.ContentSet" parent="webscript">
+      <property name="repository" ref="repositoryHelper" />
+      <property name="dictionaryService" ref="DictionaryService" />
+      <property name="namespaceService" ref="NamespaceService" />
+      <property name="contentService" ref="ContentService" />
+      <property name="mimetypeService" ref="MimetypeService" />
+   </bean>
    
    <!--  Remote Store service - AVM -->
    <bean id="webscript.org.alfresco.repository.store.remoteavm.get" class="org.alfresco.repo.web.scripts.bean.AVMRemoteStore" parent="webscript">

source/java/org/alfresco/repo/cmis/rest/test/CMISTest.java

@@ -554,6 +554,34 @@ public class CMISTest extends BaseCMISWebScriptTest
         assertEquals("updated content " + guid, contentRes.getContentAsString());
     }
 
+    public void testContentStream()
+        throws Exception
+    {
+        // retrieve test folder for content stream tests
+        Entry testFolder = createTestFolder("testContentStream");
+        Link childrenLink = testFolder.getLink(CMISConstants.REL_CHILDREN);
+        
+        // create document for setting / getting content
+        Entry document = createDocument(childrenLink.getHref(), "testContent");
+
+        // retrieve content
+        Response documentContentRes = sendRequest(new GetRequest(document.getContentSrc().toString()), 200);
+        String resContent = documentContentRes.getContentAsString();
+        assertEquals(document.getTitle(), resContent);
+
+        // set content
+        String UPDATED_CONTENT = "Updated via SetContentStream()";
+        Link editMediaLink = document.getEditMediaLink();
+        assertNotNull(editMediaLink);
+        Response res = sendRequest(new PutRequest(editMediaLink.getHref().toString(), UPDATED_CONTENT, Format.TEXT.mimetype()), 200);
+        assertNotNull(res);
+        
+        // retrieve updated content
+        Response documentUpdatedContentRes = sendRequest(new GetRequest(document.getContentSrc().toString()), 200);
+        String resUpdatedContent = documentUpdatedContentRes.getContentAsString();
+        assertEquals(UPDATED_CONTENT, resUpdatedContent);
+    }
+    
     public void testAllowableActions()
         throws Exception
     {

source/java/org/alfresco/repo/web/scripts/content/ContentGet.java

@@ -25,7 +25,6 @@
 package org.alfresco.repo.web.scripts.content;
 
 import java.io.IOException;
-import java.text.MessageFormat;
 import java.util.Arrays;
 import java.util.Map;
 
@@ -36,7 +35,6 @@ import org.alfresco.repo.model.Repository;
 import org.alfresco.service.cmr.repository.NodeRef;
 import org.alfresco.service.namespace.NamespaceService;
 import org.alfresco.service.namespace.QName;
-import org.alfresco.util.URLEncoder;
 import org.alfresco.web.scripts.WebScriptException;
 import org.alfresco.web.scripts.WebScriptRequest;
 import org.alfresco.web.scripts.WebScriptResponse;
@@ -57,8 +55,6 @@ public class ContentGet extends StreamContent
     @SuppressWarnings("unused")
     private static final Log logger = LogFactory.getLog(ContentGet.class);
     
-    private static final String NODE_URL   = "/api/node/content/{0}/{1}/{2}/{3}";
-    
     // Component dependencies
     private Repository repository;
     private NamespaceService namespaceService;
@@ -122,23 +118,4 @@ public class ContentGet extends StreamContent
         // Stream the content
         streamContent(req, res, nodeRef, propertyQName, attach);
     }
-    
-    /**
-     * Helper to generate a URL to a content node for downloading content from the server.
-     * The content is supplied directly in the reponse. This generally means a browser will
-     * attempt to open the content directly if possible, else it will prompt to save the file.
-     *
-     * @param ref     NodeRef of the content node to generate URL for (cannot be null)
-     * @param name    File name end element to return on the url (used by the browser on Save)
-     *
-     * @return URL to download the content from the specified node
-     */
-    public final static String generateNodeURL(NodeRef ref, String name)
-    {
-        return MessageFormat.format(NODE_URL, new Object[] {
-                ref.getStoreRef().getProtocol(),
-                ref.getStoreRef().getIdentifier(),
-                ref.getId(),
-                URLEncoder.encode(name) } );
-    }
 }

source/java/org/alfresco/repo/web/scripts/content/ContentSet.java

@@ -0,0 +1,204 @@
+/*
+ * Copyright (C) 2005-2007 Alfresco Software Limited.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+ * As a special exception to the terms and conditions of version 2.0 of 
+ * the GPL, you may redistribute this Program in connection with Free/Libre 
+ * and Open Source Software ("FLOSS") applications as described in Alfresco's 
+ * FLOSS exception.  You should have recieved a copy of the text describing 
+ * the FLOSS exception, and it is also available here: 
+ * http://www.alfresco.com/legal/licensing"
+ */
+package org.alfresco.repo.web.scripts.content;
+
+import java.io.BufferedInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.charset.Charset;
+import java.util.Arrays;
+import java.util.Map;
+
+import javax.servlet.http.HttpServletResponse;
+
+import org.alfresco.model.ContentModel;
+import org.alfresco.repo.content.encoding.ContentCharsetFinder;
+import org.alfresco.repo.model.Repository;
+import org.alfresco.service.cmr.dictionary.DataTypeDefinition;
+import org.alfresco.service.cmr.dictionary.DictionaryService;
+import org.alfresco.service.cmr.dictionary.PropertyDefinition;
+import org.alfresco.service.cmr.repository.ContentReader;
+import org.alfresco.service.cmr.repository.ContentService;
+import org.alfresco.service.cmr.repository.ContentWriter;
+import org.alfresco.service.cmr.repository.MimetypeService;
+import org.alfresco.service.cmr.repository.NodeRef;
+import org.alfresco.service.namespace.NamespaceService;
+import org.alfresco.service.namespace.QName;
+import org.alfresco.web.scripts.AbstractWebScript;
+import org.alfresco.web.scripts.WebScriptException;
+import org.alfresco.web.scripts.WebScriptRequest;
+import org.alfresco.web.scripts.WebScriptResponse;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+
+/**
+ * Content Write Service
+ * 
+ * Stream content to the Repository.
+ * 
+ * @author davidc
+ */
+public class ContentSet extends AbstractWebScript
+{
+    // Logger
+    @SuppressWarnings("unused")
+    private static final Log logger = LogFactory.getLog(ContentSet.class);
+    
+    // Component dependencies
+    private Repository repository;
+    private DictionaryService dictionaryService;
+    private NamespaceService namespaceService;
+    private ContentService contentService;
+    private MimetypeService mimetypeService;
+    
+    /**
+     * @param repository
+     */
+    public void setRepository(Repository repository)
+    {
+        this.repository = repository; 
+    }
+
+    /**
+     * @param dictionaryService
+     */
+    public void setDictionaryService(DictionaryService dictionaryService)
+    {
+        this.dictionaryService = dictionaryService; 
+    }
+
+    /**
+     * @param namespaceService
+     */
+    public void setNamespaceService(NamespaceService namespaceService)
+    {
+        this.namespaceService = namespaceService; 
+    }
+
+    /**
+     * @param contentService
+     */
+    public void setContentService(ContentService contentService)
+    {
+        this.contentService = contentService; 
+    }
+
+    /**
+     * @param mimetypeService
+     */
+    public void setMimetypeService(MimetypeService mimetypeService)
+    {
+        this.mimetypeService = mimetypeService; 
+    }
+
+    /**
+     * @see org.alfresco.web.scripts.WebScript#execute(org.alfresco.web.scripts.WebScriptRequest, org.alfresco.web.scripts.WebScriptResponse)
+     */
+    public void execute(WebScriptRequest req, WebScriptResponse res)
+        throws IOException
+    {        
+        // convert web script URL to node reference in Repository
+        String match = req.getServiceMatch().getPath();
+        String[] matchParts = match.split("/");
+        Map<String, String> templateVars = req.getServiceMatch().getTemplateVars();
+        String[] id = templateVars.get("id").split("/");
+        String[] path = new String[id.length + 2];
+        path[0] = templateVars.get("store_type");
+        path[1] = templateVars.get("store_id");
+        System.arraycopy(id, 0, path, 2, id.length);
+        NodeRef nodeRef = repository.findNodeRef(matchParts[2], path);
+        if (nodeRef == null)
+        {
+            throw new WebScriptException(HttpServletResponse.SC_NOT_FOUND, "Unable to find " + matchParts[2] + " reference " + Arrays.toString(path));
+        }
+        
+        // determine content property
+        QName propertyQName = ContentModel.PROP_CONTENT;
+        String contentPart = templateVars.get("property");
+        if (contentPart.length() > 0 && contentPart.charAt(0) == ';')
+        {
+            if (contentPart.length() < 2)
+            {
+                throw new WebScriptException(HttpServletResponse.SC_BAD_REQUEST, "Content property malformed");
+            }
+            String propertyName = contentPart.substring(1);
+            if (propertyName.length() > 0)
+            {
+                propertyQName = QName.createQName(propertyName, namespaceService);
+            }
+        }
+        PropertyDefinition propertyDef = dictionaryService.getProperty(propertyQName);
+        if (propertyDef == null)
+        {
+            throw new WebScriptException(HttpServletResponse.SC_NOT_FOUND, "Unable to find " + matchParts[2] + " reference " + Arrays.toString(path) + " content property " + propertyQName);
+        }
+        if (!propertyDef.getDataType().getName().equals(DataTypeDefinition.CONTENT))
+        {
+            throw new WebScriptException(HttpServletResponse.SC_NOT_FOUND, "Content stream not found");
+        }
+
+        // ensure content can be overwritten
+        // TODO: check parameter name
+        String overwrite = req.getParameter("overwriteFlag");
+        if (overwrite != null && overwrite.equalsIgnoreCase("false"))
+        {
+            ContentReader reader = contentService.getReader(nodeRef, propertyQName);
+            if (reader != null)
+            {
+                throw new WebScriptException(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Content already exists.");
+            }
+        }
+        
+        // setup content writer
+        ContentWriter writer = contentService.getWriter(nodeRef, propertyQName, true);
+        
+        // establish mimetype
+        String mimetype = req.getContentType();
+        if (mimetype == null)
+        {
+            if (matchParts[2].equals("path") || matchParts[2].equals("avmpath"))
+            {
+                mimetype = mimetypeService.guessMimetype(templateVars.get("id"));
+            }
+        }
+        if (mimetype != null)
+        {
+            writer.setMimetype(mimetype);
+        }
+        
+        // get the input stream from the request data
+        InputStream is = req.getContent().getInputStream();
+        is = is.markSupported() ? is : new BufferedInputStream(is);
+        
+        // establish content encoding
+        ContentCharsetFinder charsetFinder = mimetypeService.getContentCharsetFinder();
+        Charset encoding = charsetFinder.getCharset(is, mimetype);
+        writer.setEncoding(encoding.name());
+
+        // write the new data
+        writer.putContent(is);
+    }
+}