Preserve order in multiget requests (thanks Marten, fixes #65)

AndroidManifest.xml

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="at.bitfire.davdroid"
-    android:versionCode="12"
-    android:versionName="0.3.8-alpha" >
+    android:versionCode="13"
+    android:versionName="0.4-alpha" >
 
     <uses-sdk
         android:minSdkVersion="14"

src/at/bitfire/davdroid/Constants.java

@@ -9,7 +9,7 @@ package at.bitfire.davdroid;
 
 public class Constants {
 	public static final String
-		APP_VERSION = "0.3.7-alpha",
+		APP_VERSION = "0.4-alpha",
 		
 		ACCOUNT_TYPE = "bitfire.at.davdroid",
 		

src/at/bitfire/davdroid/URIUtils.java

@@ -43,7 +43,7 @@ public class URIUtils {
 			url = url.replace(String.valueOf(c), "%" + Integer.toHexString(c));
 		
 		if (!url.equals(original))
-			Log.w(TAG, "Tried to repair invalid URL/URL path: " + original + " -> " + url);
+			Log.w(TAG, "Trying to repair invalid URL: " + original + " -> " + url);
 		return url;
 	}
 }

src/at/bitfire/davdroid/webdav/DavMultiget.java

@@ -11,7 +11,9 @@ import java.util.List;
 
 import org.simpleframework.xml.Element;
 import org.simpleframework.xml.ElementList;
+import org.simpleframework.xml.Order;
 
+@Order(elements={"prop","href"})
 public class DavMultiget {
 	@Element
 	DavProp prop;

src/at/bitfire/davdroid/webdav/WebDavResource.java

@@ -286,7 +286,7 @@ public class WebDavResource {
 			return false;
 	}
 
-	public boolean multiGet(String[] names, MultigetType type) throws IOException, InvalidDavResponseException, HttpException {
+	public void multiGet(String[] names, MultigetType type) throws IOException, InvalidDavResponseException, HttpException {
 		DavMultiget multiget = (type == MultigetType.ADDRESS_BOOK) ? new DavAddressbookMultiget() : new DavCalendarMultiget(); 
 			
 		multiget.prop = new DavProp();
@@ -305,9 +305,9 @@ public class WebDavResource {
 		StringWriter writer = new StringWriter();
 		try {
 			serializer.write(multiget, writer);
-		} catch (Exception e) {
-			Log.e(TAG, e.getLocalizedMessage());
-			return false;
+		} catch (Exception ex) {
+			Log.e(TAG, "Couldn't create XML multi-get request", ex);
+			throw new InvalidDavResponseException();
 		}
 
 		HttpReport report = new HttpReport(location, writer.toString());
@@ -322,15 +322,14 @@ public class WebDavResource {
 				multistatus = serializer.read(DavMultistatus.class, is, false);
 				
 				Log.d(TAG, "Received multistatus response: " + baos.toString("UTF-8"));
-			} catch (Exception e) {
-				Log.e(TAG, e.getLocalizedMessage());
-				return false;
+			} catch (Exception ex) {
+				Log.e(TAG, "Couldn't parse multi-get response", ex);
+				throw new InvalidDavResponseException();
 			}
 			processMultiStatus(multistatus);
 			
 		} else
 			throw new InvalidDavResponseException();
-		return true;
 	}
 
 	
@@ -390,6 +389,7 @@ public class WebDavResource {
 				Log.w(TAG, "Ignoring illegal member URI in multi-status response", ex);
 				continue;
 			}
+			Log.d(TAG, "Processing multi-status element: " + href);
 			
 			// about which resource is this response?
 			WebDavResource referenced = null;

test/robohydra/plugins/dav-default/index.js

@@ -155,7 +155,52 @@ exports.getBodyParts = function(conf) {
 					} else if (req.method == "DELETE")
 						res.statusCode = 204;
 				}
-            })
+            }),
+
+			/* address-book multiget */
+            new RoboHydraHeadDAV({
+				path: "/dav/addressbooks/default.vcf/",
+				handler: function(req,res,next) {
+					if (req.method == "REPORT" && req.rawBody.toString().match(/addressbook-multiget[\s\S]+<prop>[\s\S]+<href>/m)) {
+						res.statusCode = 207;
+						res.write('\<?xml version="1.0" encoding="utf-8" ?>\
+							<multistatus xmlns="DAV:" xmlns:CARD="urn:ietf:params:xml:ns:carddav">\
+								<response>\
+									<href>/dav/addressbooks/default.vcf/1.vcf</href>\
+									<propstat>\
+										<prop>\
+											<getetag/>\
+											<CARD:address-data>BEGIN:VCARD\
+											VERSION:3.0\
+											NICKNAME:MULTIGET1\
+											UID:1\
+											END:VCARD\
+											</CARD:address-data>\
+										</prop>\
+										<status>HTTP/1.1 200 OK</status>\
+									</propstat>\
+								</response>\
+								<response>\
+									<href>/dav/addressbooks/default.vcf/2.vcf</href>\
+									<propstat>\
+										<prop>\
+											<getetag/>\
+											<CARD:address-data>BEGIN:VCARD\
+											VERSION:3.0\
+											NICKNAME:MULTIGET2\
+											UID:2\
+											END:VCARD\
+											</CARD:address-data>\
+										</prop>\
+										<status>HTTP/1.1 200 OK</status>\
+									</propstat>\
+								</response>\
+							</multistatus>\
+						');
+					}
+				}
+            }),
+
         ]
     };
 };

test/src/at/bitfire/davdroid/webdav/test/WebDavResourceTest.java

@@ -11,9 +11,11 @@ import org.apache.http.HttpException;
 import android.content.res.AssetManager;
 import android.test.InstrumentationTestCase;
 import at.bitfire.davdroid.webdav.HttpPropfind;
+import at.bitfire.davdroid.webdav.InvalidDavResponseException;
 import at.bitfire.davdroid.webdav.NotFoundException;
 import at.bitfire.davdroid.webdav.PreconditionFailedException;
 import at.bitfire.davdroid.webdav.WebDavResource;
+import at.bitfire.davdroid.webdav.WebDavResource.MultigetType;
 import at.bitfire.davdroid.webdav.WebDavResource.PutMode;
 
 // tests require running robohydra!
@@ -142,6 +144,15 @@ public class WebDavResourceTest extends InstrumentationTestCase {
 		));
 	}
 	
+	public void testMultiGet() throws InvalidDavResponseException, IOException, HttpException {
+		WebDavResource davAddressBook = new WebDavResource(davCollection, "addressbooks/default.vcf", true);
+		davAddressBook.multiGet(new String[] { "1.vcf", "2.vcf" }, MultigetType.ADDRESS_BOOK);
+		assertEquals(2, davAddressBook.getMembers().size());
+		for (WebDavResource member : davAddressBook.getMembers()) {
+			assertNotNull(member.getContent());
+		}
+	}
+	
 	public void testPutAddDontOverwrite() throws IOException, HttpException {
 		// should succeed on a non-existing file
 		davNonExistingFile.put(SAMPLE_CONTENT, PutMode.ADD_DONT_OVERWRITE);