/** * Decodes form parameters that are sent double encoded by performing one decode step on their * values, if their restlet framework decoded value starts with an "%". * * @param request a restlet request * @throws IOException did not occur during tests but may. * @throws IllegalArgumentException if an Encode representation is received. */ void decodeFormParamsIfDoubleEncoded(Request request) throws IOException { Representation r = request.getEntity(); if (r instanceof EncodeRepresentation) throw new IllegalArgumentException( "Received an Encode representation." + " This filter must be after the Encoder filter. please check your filter chain order."); if (!(r instanceof EmptyRepresentation)) { ContentType c = new ContentType(r); if (MediaType.APPLICATION_WWW_FORM.equals(c.getMediaType(), true)) { Form form = new Form(r); Form newform = new Form(r); Map<String, String> valuesMap = form.getValuesMap(); for (Map.Entry<String, String> e : valuesMap.entrySet()) { if (DBG) ThreadLocalStopwatch.now("" + e.getKey() + " - " + e.getValue()); String shouldBeDecodedValue = e.getValue(); if (shouldBeDecodedValue.startsWith("%")) { shouldBeDecodedValue = URLDecoder.decode(e.getValue(), DECODER_CHAR_SET); totalDecodings.incrementAndGet(); if (DBG) { ThreadLocalStopwatch.now("DECODED " + request.getResourceRef()); ThreadLocalStopwatch.now( "DECODED " + totalDecodings.get() + " : " + e.getKey() + " - " + shouldBeDecodedValue); } } newform.add(e.getKey(), shouldBeDecodedValue); } // we must always set the entity, because above getEntitiy call causes // NPEs later if repeated by the framework. request.setEntity(newform.encode(), c.getMediaType()); } } }
@Override public void write(OutputStream outputStream) throws IOException { if (isMultipart()) { for (FormData data : getEntries()) { // Write the boundary line outputStream.write(("--" + getMultipartBoundary()).getBytes()); HeaderUtils.writeCRLF(outputStream); // Write the optional content type header line if (MediaType.TEXT_PLAIN.equals(data.getMediaType())) { // Write the content disposition header line String line = "Content-Disposition: form-data; name=\"" + data.getName() + "\""; outputStream.write(line.getBytes()); HeaderUtils.writeCRLF(outputStream); } else { // Write the content disposition header line String line = "Content-Disposition: form-data; name=\"" + data.getName() + "\"; filename=\"" + data.getFilename() + "\""; outputStream.write(line.getBytes()); HeaderUtils.writeCRLF(outputStream); // Write the content type header line line = "Content-Type: " + ContentType.writeHeader(data.getValueRepresentation()); outputStream.write(line.getBytes()); HeaderUtils.writeCRLF(outputStream); } // Write the data content HeaderUtils.writeCRLF(outputStream); data.getValueRepresentation().write(outputStream); HeaderUtils.writeCRLF(outputStream); } // Write the final boundary line outputStream.write(("--" + getMultipartBoundary() + "--").getBytes()); HeaderUtils.writeCRLF(outputStream); } else { Representation formRep = new StringRepresentation( getQueryString(), MediaType.APPLICATION_WWW_FORM, null, CharacterSet.UTF_8); formRep.write(outputStream); } }