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package com.xpn.xwiki.web; |
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import java.io.IOException; |
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import org.apache.commons.io.IOUtils; |
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import org.xwiki.model.EntityType; |
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import org.xwiki.resource.ResourceReference; |
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import org.xwiki.resource.ResourceReferenceManager; |
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import org.xwiki.resource.entity.EntityResourceReference; |
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import com.xpn.xwiki.XWikiContext; |
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import com.xpn.xwiki.XWikiException; |
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import com.xpn.xwiki.doc.XWikiAttachment; |
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import com.xpn.xwiki.doc.XWikiDocument; |
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import com.xpn.xwiki.plugin.XWikiPluginManager; |
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| 0% |
Uncovered Elements: 55 (55) |
Complexity: 11 |
Complexity Density: 0.26 |
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public class DownloadRevAction extends DownloadAction |
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{ |
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| 0% |
Uncovered Elements: 50 (50) |
Complexity: 10 |
Complexity Density: 0.25 |
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@Override... |
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public String render(XWikiContext context) throws XWikiException |
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{ |
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XWikiRequest request = context.getRequest(); |
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XWikiResponse response = context.getResponse(); |
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XWikiDocument doc = context.getDoc(); |
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String rev = request.getParameter("rev"); |
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String filename = getFileName(); |
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XWikiAttachment attachment; |
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if (context.getWiki().hasAttachmentRecycleBin(context) && request.getParameter("rid") != null) { |
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int recycleId = Integer.parseInt(request.getParameter("rid")); |
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attachment = new XWikiAttachment(doc, filename); |
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attachment = |
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context.getWiki().getAttachmentRecycleBinStore().restoreFromRecycleBin(attachment, recycleId, context, |
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true); |
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} else if (request.getParameter("id") != null) { |
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int id = Integer.parseInt(request.getParameter("id")); |
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attachment = doc.getAttachmentList().get(id); |
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} else { |
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attachment = doc.getAttachment(filename); |
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} |
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if (attachment == null) { |
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Object[] args = { filename }; |
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throw new XWikiException(XWikiException.MODULE_XWIKI_APP, |
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XWikiException.ERROR_XWIKI_APP_ATTACHMENT_NOT_FOUND, "Attachment {0} not found", null, args); |
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} |
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synchronized (attachment) { |
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try { |
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attachment = attachment.getAttachmentRevision(rev, context); |
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if (attachment == null) { |
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throw new XWikiException(); |
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} |
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} catch (XWikiException e) { |
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String url = context.getDoc().getURL("viewattachrev", true, context); |
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url += "/" + filename; |
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if (request.getParameter("rid") != null) { |
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url += "?rid=" + request.getParameter("rid"); |
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} |
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try { |
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context.getResponse().sendRedirect(url); |
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return null; |
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} catch (IOException ioe) { |
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ioe.printStackTrace(); |
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} |
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} |
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} |
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XWikiPluginManager plugins = context.getWiki().getPluginManager(); |
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attachment = plugins.downloadAttachment(attachment, context); |
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String mimetype = attachment.getMimeType(context); |
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response.setContentType(mimetype); |
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response.setDateHeader("Last-Modified", attachment.getDate().getTime()); |
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try { |
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response.setContentLength(attachment.getContentSize(context)); |
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IOUtils.copy(attachment.getContentInputStream(context), response.getOutputStream()); |
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} catch (IOException e) { |
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throw new XWikiException(XWikiException.MODULE_XWIKI_APP, |
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XWikiException.ERROR_XWIKI_APP_SEND_RESPONSE_EXCEPTION, "Exception while sending response", e); |
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} |
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return null; |
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} |
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@return |
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| 0% |
Uncovered Elements: 3 (3) |
Complexity: 1 |
Complexity Density: 0.33 |
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private String getFileName()... |
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{ |
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ResourceReference resourceReference = Utils.getComponent(ResourceReferenceManager.class).getResourceReference(); |
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EntityResourceReference entityResource = (EntityResourceReference) resourceReference; |
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return entityResource.getEntityReference().extractReference(EntityType.ATTACHMENT).getName(); |
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} |
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} |