From 00cfc5e626abc51df4b728a064697616cf7aae02 Mon Sep 17 00:00:00 2001
From: Lars-Dominik Braun <PromyLOPh@gmail.com>
Date: Sat, 19 Jul 2008 12:11:12 +0200
Subject: Rate "shared stations" correctly by transforming them to private
 stations

---
 libpiano/src/main.c  | 41 +++++++++++++++++++++++++++++++++++++++++
 libpiano/src/piano.h |  4 +++-
 libpiano/src/xml.c   | 20 ++++++++++++++++++++
 libpiano/src/xml.h   |  1 +
 4 files changed, 65 insertions(+), 1 deletion(-)

(limited to 'libpiano')

diff --git a/libpiano/src/main.c b/libpiano/src/main.c
index d5fa0e7..a4beefd 100644
--- a/libpiano/src/main.c
+++ b/libpiano/src/main.c
@@ -734,3 +734,44 @@ PianoReturn_t PianoGetGenreStations (PianoHandle_t *ph) {
 
 	return ret;
 }
+
+/*	make shared stations private, needed to rate songs played on shared
+ *	stations
+ *	@param piano handle
+ *	@param station to transform
+ *	@return _OK or error
+ */
+PianoReturn_t PianoTransformShared (PianoHandle_t *ph,
+		PianoStation_t *station) {
+	char xmlSendBuf[PIANO_SEND_BUFFER_SIZE], url[PIANO_URL_BUFFER_SIZE];
+	char *requestStr, *retStr;
+	PianoReturn_t ret;
+
+	snprintf (xmlSendBuf, sizeof (xmlSendBuf), "<?xml version=\"1.0\"?>"
+			"<methodCall><methodName>station.transformShared</methodName>"
+			"<params><param><value><int>%li</int></value></param>"
+			"<param><value><string>%s</string></value></param>"
+			"<param><value><string>%s</string></value></param>"
+			"</params></methodCall>", time (NULL), ph->user.authToken,
+			station->id);
+	requestStr = PianoEncryptString (xmlSendBuf);
+
+	snprintf (url, sizeof (url), PIANO_RPC_URL "rid=%s&lid=%s&"
+			"method=transformShared&arg1=%s", ph->routeId, ph->user.listenerId,
+			station->id);
+	
+	if ((ret = PianoHttpPost (ph->curlHandle, url, requestStr, &retStr)) ==
+			PIANO_RET_OK) {
+		ret = PianoXmlParseTranformStation (retStr);
+		/* though this call returns a bunch of "new" data only this one is
+		 * changed and important (at the moment) */
+		if (ret == PIANO_RET_OK) {
+			station->isCreator = 1;
+		}
+		PianoFree (retStr, 0);
+	}
+
+	PianoFree (requestStr, 0);
+
+	return ret;
+}
diff --git a/libpiano/src/piano.h b/libpiano/src/piano.h
index 07b9791..172c13d 100644
--- a/libpiano/src/piano.h
+++ b/libpiano/src/piano.h
@@ -53,7 +53,7 @@ struct PianoUserInfo {
 typedef struct PianoUserInfo PianoUserInfo_t;
 
 struct PianoStation {
-	//char isCreator;
+	char isCreator;
 	/* disabled: originalStationId */
 	//char **genre;
 	//unsigned int originalCreatorId;
@@ -183,5 +183,7 @@ PianoReturn_t PianoSetQuickmix (PianoHandle_t *ph);
 PianoStation_t *PianoFindStationById (PianoStation_t *stations,
 		char *searchStation);
 PianoReturn_t PianoGetGenreStations (PianoHandle_t *ph);
+PianoReturn_t PianoTransformShared (PianoHandle_t *ph,
+		PianoStation_t *station);
 
 #endif /* _PIANO_H */
diff --git a/libpiano/src/xml.c b/libpiano/src/xml.c
index 91bb120..d0faca6 100644
--- a/libpiano/src/xml.c
+++ b/libpiano/src/xml.c
@@ -212,6 +212,8 @@ void PianoXmlParseStationsCb (char *key, xmlNode *value, void *data) {
 		station->id = strdup (valueStr);
 	} else if (strcmp ("isQuickMix", key) == 0) {
 		station->isQuickMix = (strcmp (valueStr, "1") == 0);
+	} else if (strcmp ("isCreator", key) == 0) {
+		station->isCreator = (strcmp (valueStr, "1") == 0);
 	}
 }
 
@@ -659,3 +661,21 @@ PianoReturn_t PianoXmlParseGenreExplorer (PianoHandle_t *ph,
 
 	return PIANO_RET_OK;
 }
+
+/*	dummy function, only checks for errors
+ *	@param xml doc
+ *	@return _OK or error
+ */
+PianoReturn_t PianoXmlParseTranformStation (char *searchXml) {
+	xmlNode *docRoot;
+	xmlDocPtr doc;
+	PianoReturn_t ret;
+
+	if ((ret = PianoXmlInitDoc (searchXml, &doc, &docRoot)) != PIANO_RET_OK) {
+		return ret;
+	}
+	
+	xmlFreeDoc (doc);
+
+	return PIANO_RET_OK;
+}
diff --git a/libpiano/src/xml.h b/libpiano/src/xml.h
index 8a4e613..95d9d93 100644
--- a/libpiano/src/xml.h
+++ b/libpiano/src/xml.h
@@ -36,6 +36,7 @@ PianoReturn_t PianoXmlParseAddSeed (PianoHandle_t *ph, char *xml,
 		PianoStation_t *station);
 PianoReturn_t PianoXmlParseGenreExplorer (PianoHandle_t *ph,
 		char *xmlContent);
+PianoReturn_t PianoXmlParseTranformStation (char *searchXml);
 
 char *PianoXmlEncodeString (const char *s);
 
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