alfresco-community-repo/source/java/org/alfresco/wcm/preview/URITemplatePreviewURIService.java
2009-06-10 17:04:09 +00:00

92 lines
3.4 KiB
Java

/*
* Copyright (C) 2005-2009 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 received a copy of the text describing
* the FLOSS exception, and it is also available here:
* http://www.alfresco.com/legal/licensing"
*/
package org.alfresco.wcm.preview;
/**
* A PreviewURIService that takes a URI template and replaces the following parameters per request:
* <ul>
* <li>{storeId} - the store Id of the preview request</li>
* <li>{pathToAsset} - the full path and filename of the asset being previewed (including a leading '/')</li>
* </ul>
*
* @author Peter Monks, janv
*
* @since 3.2
*/
public class URITemplatePreviewURIService extends AbstractPreviewURIServiceProvider
{
private final static String URI_TEMPLATE_PARAMETER_STORE_ID = "{storeId}";
private final static String URI_TEMPLATE_PARAMETER_PATH_TO_ASSET = "{pathToAsset}";
protected String uriTemplate;
public void setUriTemplate(String uriTemplate)
{
this.uriTemplate = uriTemplate;
}
public URITemplatePreviewURIService()
{
}
/* (non-Javadoc)
* @see org.alfresco.wcm.preview.PreviewURIServiceProvider#getPreviewURI(java.lang.String, java.lang.String, org.alfresco.wcm.preview.PreviewContext)
*/
public String getPreviewURI(final String storeId, final String pathToAsset, final PreviewContext ignored)
{
String result = uriTemplate;
if (uriTemplate.contains(URI_TEMPLATE_PARAMETER_STORE_ID))
{
if (storeId != null && storeId.trim().length() > 0)
{
result = result.replace(URI_TEMPLATE_PARAMETER_STORE_ID, storeId);
}
else
{
// Shouldn't ever happen (store ids are always provided), but better to be safe than sorry
result = result.replace(URI_TEMPLATE_PARAMETER_STORE_ID, "");
}
}
if (uriTemplate.contains(URI_TEMPLATE_PARAMETER_PATH_TO_ASSET))
{
if (pathToAsset != null && pathToAsset.trim().length() > 0)
{
result = result.replace(URI_TEMPLATE_PARAMETER_PATH_TO_ASSET, pathToAsset);
}
else
{
result = result.replace(URI_TEMPLATE_PARAMETER_PATH_TO_ASSET, "");
}
}
return(result);
}
}