Publishing:

- Added initial icons to each of the supported channel types along with API (foundation and REST) to access them.

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@29249 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/web/scripts/publishing/ChannelTypeIconGetWebScript.java

@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2005-2010 Alfresco Software Limited.
+ *
+ * This file is part of Alfresco
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.alfresco.repo.web.scripts.publishing;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.util.Map;
+
+import org.alfresco.service.cmr.publishing.channels.ChannelService;
+import org.alfresco.service.cmr.publishing.channels.ChannelType;
+import org.alfresco.service.cmr.repository.MimetypeService;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.springframework.core.io.Resource;
+import org.springframework.extensions.webscripts.AbstractWebScript;
+import org.springframework.extensions.webscripts.WebScriptRequest;
+import org.springframework.extensions.webscripts.WebScriptResponse;
+import org.springframework.util.FileCopyUtils;
+
+public class ChannelTypeIconGetWebScript extends AbstractWebScript
+{
+    private final static Log log = LogFactory.getLog(ChannelTypeIconGetWebScript.class);
+    private ChannelService channelService;
+    private MimetypeService mimetypeService;
+
+    public void setChannelService(ChannelService channelService)
+    {
+        this.channelService = channelService;
+    }
+
+    public void setMimetypeService(MimetypeService mimetypeService)
+    {
+        this.mimetypeService = mimetypeService;
+    }
+
+    @Override
+    public void execute(WebScriptRequest req, WebScriptResponse res) throws IOException
+    {
+        res.setContentType("text/html");
+        res.setContentEncoding("UTF-8");
+        
+        Map<String, String> templateVars = req.getServiceMatch().getTemplateVars();
+        String channelTypeId = templateVars.get("channelType");
+        String iconSize = templateVars.get("iconSize");
+        
+        if (channelTypeId == null || iconSize == null)
+        {
+            res.setStatus(400);  //Bad request
+            return;
+        }
+        ChannelType channelType = channelService.getChannelType(channelTypeId);
+        if (channelType == null)
+        {
+            res.setStatus(404);  // Not found
+            return;
+        }
+        
+        Resource iconFile = null;
+        if (iconSize.equals("16"))
+        {
+            iconFile = channelType.getIcon16();
+        }
+        else if (iconSize.equals("32"))
+        {
+            iconFile = channelType.getIcon32();
+        }
+        if (iconFile == null || !iconFile.exists())
+        {
+            res.setStatus(404);  //Not found
+            return;
+        }
+        
+        res.setHeader("Content-Length", "" + iconFile.contentLength());
+        String mimeType = mimetypeService.getMimetype(channelType.getIconFileExtension());
+        res.setContentType(mimeType);
+        OutputStream out = res.getOutputStream();
+        InputStream in = iconFile.getInputStream();  
+        FileCopyUtils.copy(in, out);
+        in.close();
+    }
+
+}