HaikuDepot: Implemented getting user-ratings for packages.

This happens when a package is first clicked, and its details are shown.
Currently, ratings can only be entered via the web-app.

src/apps/haikudepot/Model.cpp

@@ -541,24 +541,85 @@ Model::PopulatePackage(const PackageInfoRef& package, uint32 flags)
 
 	fPopulatedPackages.Add(package);
 
-	if (package->Title() == "wonderbrush") {
-
-		if ((flags & POPULATE_CATEGORIES) != 0) {
-			package->AddCategory(CategoryGraphics());
-			package->AddCategory(CategoryProductivity());
-		}
-
 	if ((flags & POPULATE_USER_RATINGS) != 0) {
-			package->AddUserRating(
+		// Retrieve info from web-app
-				UserRating(UserInfo("binky"), 4.5f,
+		WebAppInterface interface;
-				"Awesome!", "en", "2.1.2", 0, 0)
+		interface.SetPreferredLanguage(fPreferredLanguage);
-			);
+		BMessage info;
-			package->AddUserRating(
+	
-				UserRating(UserInfo("twinky"), 5.0f,
+		status_t status = interface.RetrieveUserRatings(package->Title(),
-				"The best!", "en", "2.1.2", 3, 1)
+			package->Architecture(), 0, 50, info);
-			);
+		if (status == B_OK) {
+			// Parse message
+			BMessage result;
+			BMessage items;
+			if (info.FindMessage("result", &result) == B_OK
+				&& result.FindMessage("items", &items) == B_OK) {
+				int index = 0;
+				while (true) {
+					BString name;
+					name << index++;
+					
+					BMessage item;
+					if (items.FindMessage(name, &item) != B_OK)
+						break;
+//					item.PrintToStream();
+
+					BString user;
+					BMessage userInfo;
+					if (item.FindMessage("user", &userInfo) != B_OK
+						|| userInfo.FindString("nickname", &user) != B_OK) {
+						// Ignore, we need the user name
+						continue;
 					}
 
+					// Extract basic info
+					BString languageCode;
+					BString comment;
+					double rating;
+					if (item.FindString("naturalLanguageCode",
+							&languageCode) != B_OK
+						|| item.FindString("comment", &comment) != B_OK
+						|| item.FindDouble("rating", &rating) != B_OK) {
+						// Ignore this entry, we need the basics
+						continue;
+					}
+					// For which version of the package was the rating?
+					BString major = "?";
+					BString minor = "?";
+					BString micro = "";
+					BMessage version;
+					if (item.FindMessage("pkgVersion", &version) == B_OK) {
+						version.FindString("major", &major);
+						version.FindString("minor", &minor);
+						version.FindString("micro", &micro);
+					}
+					BString versionString = major;
+					versionString << ".";
+					versionString << minor;
+					if (micro.Length() > 0) {
+						versionString << ".";
+						versionString << micro;
+					}
+					// Add the rating to the PackageInfo
+					package->AddUserRating(
+						UserRating(UserInfo(user), rating,
+							comment, languageCode, versionString, 0, 0)
+					);
+				}
+			} else if (info.FindMessage("error", &result) == B_OK) {
+				result.PrintToStream();
+			}
+		}
+		
+//		package->AddUserRating(
+//			UserRating(UserInfo("binky"), 4.5f,
+//			"Awesome!", "en", "2.1.2", 0, 0)
+//		);
+//		package->AddUserRating(
+//			UserRating(UserInfo("twinky"), 5.0f,
+//			"The best!", "en", "2.1.2", 3, 1)
+//		);
 	}
 }
 

src/apps/haikudepot/WebAppInterface.cpp

@@ -279,7 +279,7 @@ WebAppInterface::RetrievePackageInfo(const BString& packageName,
 
 //	printf("Sending JSON:\n%s\n", jsonString.String());
 	
-	return _SendJsonRequest(jsonString, message);
+	return _SendJsonRequest("pkg", jsonString, message);
 }
 
 
@@ -313,7 +313,7 @@ WebAppInterface::RetrieveBulkPackageInfo(const StringList& packageNames,
 
 //	printf("Sending JSON:\n%s\n", jsonString.String());
 	
-	return _SendJsonRequest(jsonString, message);
+	return _SendJsonRequest("pkg", jsonString, message);
 }
 
 
@@ -348,9 +348,37 @@ WebAppInterface::RetrievePackageIcon(const BString& packageName,
 
 
 status_t
-WebAppInterface::_SendJsonRequest(BString jsonString, BMessage& reply) const
+WebAppInterface::RetrieveUserRatings(const BString& packageName,
+	const BString& architecture, int resultOffset, int maxResults,
+	BMessage& message)
 {
-	BUrl url("https://depot.haiku-os.org/api/v1/pkg");
+	BString jsonString = JsonBuilder()
+		.AddValue("jsonrpc", "2.0")
+		.AddValue("id", ++fRequestIndex)
+		.AddValue("method", "searchUserRatings")
+		.AddArray("params")
+			.AddObject()
+				.AddValue("pkgName", packageName)
+				.AddValue("pkgVersionArchitectureCode", architecture)
+				.AddValue("offset", resultOffset)
+				.AddValue("limit", maxResults)
+			.EndObject()
+		.EndArray()
+	.End();
+
+//	printf("Sending JSON:\n%s\n", jsonString.String());
+	
+	return _SendJsonRequest("userrating", jsonString, message);
+}
+
+
+status_t
+WebAppInterface::_SendJsonRequest(const char* domain, BString jsonString,
+	BMessage& reply) const
+{
+	BString urlString("https://depot.haiku-os.org/api/v1/");
+	urlString << domain;
+	BUrl url(urlString);
 	
 	ProtocolListener listener;
 	BUrlContext context;

src/apps/haikudepot/WebAppInterface.h

@@ -42,9 +42,15 @@ public:
 									const BString& packageName,
 									BDataIO* stream);
 
+			status_t			RetrieveUserRatings(
+									const BString& packageName,
+									const BString& architecture,
+									int resultOffset, int maxResults,
+									BMessage& message);
+
 private:
-			status_t			_SendJsonRequest(BString jsonString,
+			status_t			_SendJsonRequest(const char* domain,
-									BMessage& reply) const;
+									BString jsonString, BMessage& reply) const;
 
 private:
 			BString				fUsername;