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package com.xpn.xwiki.web; |
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import java.io.File; |
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import java.io.IOException; |
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import java.io.UnsupportedEncodingException; |
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import java.net.URI; |
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import java.net.URLDecoder; |
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import java.net.URLEncoder; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.regex.Matcher; |
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import java.util.regex.Pattern; |
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import org.apache.commons.io.FileUtils; |
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import org.apache.commons.io.IOUtils; |
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import org.apache.commons.lang3.StringUtils; |
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import org.apache.tika.Tika; |
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import org.apache.tika.mime.MimeTypes; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.xwiki.environment.Environment; |
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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.util.Util; |
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@version |
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@since |
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@deprecated |
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@Deprecated |
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| 93.3% |
Uncovered Elements: 4 (60) |
Complexity: 14 |
Complexity Density: 0.31 |
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public class TempResourceAction extends XWikiAction |
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{ |
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public static final Pattern URI_PATTERN = Pattern.compile(".*?/temp/([^/]*+)/([^/]*+)/([^/]*+)/(.*+)"); |
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private static final String PATH_SEPARATOR = "/"; |
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private static final String URL_ENCODING = "UTF-8"; |
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private static final Logger LOGGER = LoggerFactory.getLogger(TempResourceAction.class); |
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private Tika tika = new Tika(); |
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private Environment environment = Utils.getComponent(Environment.class); |
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| 92% |
Uncovered Elements: 2 (25) |
Complexity: 5 |
Complexity Density: 0.24 |
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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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String uri = request.getRequestURI(); |
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File tempFile = getTemporaryFile(uri, context); |
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if (null == tempFile) { |
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throw new XWikiException(XWikiException.MODULE_XWIKI_APP, XWikiException.ERROR_XWIKI_APP_URL_EXCEPTION, |
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"Invalid temporary resource URL"); |
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} |
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response.setDateHeader("Last-Modified", tempFile.lastModified()); |
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String contentType = MimeTypes.OCTET_STREAM; |
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try { |
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contentType = this.tika.detect(tempFile); |
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} catch (IOException ex) { |
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LOGGER.warn( |
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String.format("Unable to determine mime type for temporary resource [%s]", tempFile.getAbsolutePath()), |
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ex); |
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} |
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response.setContentType(contentType); |
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if ("1".equals(request.getParameter("force-download"))) { |
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String fileName = StringUtils.defaultIfBlank(request.getParameter("force-filename"), tempFile.getName()); |
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fileName = Util.encodeURI(fileName, context).replaceAll("\\+", "%20"); |
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response.addHeader("Content-disposition", "attachment; filename*=utf-8''" + fileName); |
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} |
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try { |
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response.setContentLength((int) tempFile.length()); |
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IOUtils.copy(FileUtils.openInputStream(tempFile), 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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@param |
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@param |
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@return |
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| 100% |
Uncovered Elements: 0 (23) |
Complexity: 4 |
Complexity Density: 0.24 |
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protected File getTemporaryFile(String uri, XWikiContext context)... |
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{ |
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Matcher matcher = URI_PATTERN.matcher(uri); |
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File result = null; |
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if (matcher.find()) { |
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List<String> pathSegments = new ArrayList<String>(); |
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pathSegments.add("temp"); |
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pathSegments.add(withMinimalURLEncoding(matcher.group(3))); |
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pathSegments.add(encodeURLPathSegment(context.getWikiId())); |
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pathSegments.add(withMinimalURLEncoding(matcher.group(1))); |
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pathSegments.add(withMinimalURLEncoding(matcher.group(2))); |
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String prefix = StringUtils.join(pathSegments, PATH_SEPARATOR); |
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for (String filePathSegment : matcher.group(4).split(PATH_SEPARATOR)) { |
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pathSegments.add(withMinimalURLEncoding(filePathSegment)); |
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} |
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String path = URI.create(StringUtils.join(pathSegments, PATH_SEPARATOR)).normalize().toString(); |
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if (path.startsWith(prefix)) { |
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result = new File(this.environment.getTemporaryDirectory(), path); |
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result = result.exists() ? result : null; |
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} |
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} |
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return result; |
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} |
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@param |
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@return |
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| 100% |
Uncovered Elements: 0 (1) |
Complexity: 1 |
Complexity Density: 1 |
|
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private String withMinimalURLEncoding(String encodedPathSegment)... |
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{ |
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return encodeURLPathSegment(decodeURLPathSegment(encodedPathSegment)); |
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} |
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| 66.7% |
Uncovered Elements: 1 (3) |
Complexity: 2 |
Complexity Density: 0.67 |
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private String encodeURLPathSegment(String segment)... |
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{ |
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try { |
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return URLEncoder.encode(segment, URL_ENCODING); |
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} catch (UnsupportedEncodingException e) { |
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return segment; |
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} |
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} |
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| 66.7% |
Uncovered Elements: 1 (3) |
Complexity: 2 |
Complexity Density: 0.67 |
|
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63 |
private String decodeURLPathSegment(String encodedSegment)... |
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{ |
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try { |
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return URLDecoder.decode(encodedSegment, URL_ENCODING); |
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} catch (UnsupportedEncodingException e) { |
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return encodedSegment; |
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} |
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} |
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} |