example/fbactivityfetcherplugin/fbactivityfetcherplugin.cpp
changeset 17 106a4bfcb866
child 26 83d6a149c755
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/example/fbactivityfetcherplugin/fbactivityfetcherplugin.cpp	Thu Aug 05 16:46:37 2010 +0530
@@ -0,0 +1,1002 @@
+/**
+ * Copyright (c) 2010 Sasken Communication Technologies Ltd.
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of the "Eclipse Public License v1.0" 
+ * which accompanies  this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html"
+ *
+ * Initial Contributors:
+ * Chandradeep Gandhi, Sasken Communication Technologies Ltd - Initial contribution
+ *
+ * Contributors:
+ * Nalina Hariharan
+ * 
+ * Description:
+ * The Plugin that fetches activities from the logged in user's facebook account
+ *
+ */
+
+// Include files
+#include <QtPlugin>
+#include <QDebug>
+#include <QCryptographicHash>
+#include <QFile>
+#include <QMap>
+#include <QXmlStreamReader>
+#include <QSettings>
+#include <smfactions.h>
+#include <smfpluginutil.h>
+
+#include "fbactivityfetcherplugin.h"
+
+// Global and static global variables
+static int chance = 0;
+QString currentUserId;
+SmfActivityEntry myEntry;
+SmfContact currentAuthor;
+QList<SmfActivityObject> currentObjectList;
+SmfActivityObject currentObject;
+bool forEntryXmlTag;
+bool forActivityObjectXmlTag;
+
+/**
+ * Destructor
+ */
+FBActivityFetcherPlugin::~FBActivityFetcherPlugin( )
+	{
+	if(m_provider)
+		delete m_provider;
+	}
+
+
+/**
+ * Method called by plugins to generate a signature string from a base string
+ * @param aBaseString The base string
+ * @return The md5 hash of the base string
+ */
+QString FBActivityFetcherPlugin::generateSignature(const QString aBaseString)
+	{
+	qDebug()<<"Inside FBActivityFetcherPlugin::generateSignature()";
+	
+	// Create md5 hash of the signature string
+    QByteArray byteArray;
+    byteArray.insert(0, aBaseString.toAscii());
+
+    QByteArray md5Hash = QCryptographicHash::hash(byteArray,QCryptographicHash::Md5 ).toHex();
+    QString returnString (md5Hash);
+    return returnString;
+	}
+
+
+/**
+ * Method to interpret the key sets obtained from credential manager 
+ * @param aApiKey [out] The api key
+ * @param aApiSecret [out] The api secret
+ * @param aSessionKey [out] The session key
+ * @param aSessionSecret [out] The session secret
+ * @param aAppId [out] The application ID
+ */
+void FBActivityFetcherPlugin::fetchKeys( QString &aApiKey, 
+		QString &aApiSecret, 
+		QString &aSessionKey, 
+		QString &aSessionSecret, 
+		QString &aAppId)
+	{
+	qDebug()<<"Inside FBActivityFetcherPlugin::fetchKeys()";
+
+	qDebug()<<"Reg Token = "<<m_provider->m_smfRegToken;
+	qDebug()<<"Expiry Date as int = "<<m_provider->m_validity.toTime_t();
+	
+	SmfAuthParams keys;
+	SmfPluginUtil util;
+	util.getAuthKeys(keys, m_provider->m_smfRegToken, 
+			m_provider->m_validity, m_provider->m_pluginId);
+	
+	qDebug()<<"Number of key-value pairs = "<<keys.count();
+	
+    QByteArray keyName;
+    keyName.append("ApiKey");
+	aApiKey.append(keys.value(keyName));
+	
+    keyName.clear();
+    keyName.append("ApiSecret");
+	aApiSecret.append(keys.value(keyName));
+	
+	keyName.clear();
+    keyName.append("SessionKey");
+	aSessionKey.append(keys.value(keyName));
+	
+	keyName.clear();
+    keyName.append("SessionSecret");
+	aSessionSecret.append(keys.value(keyName));
+	
+	keyName.clear();
+    keyName.append("AppId");
+	aAppId.append(keys.value(keyName));
+	
+	qDebug()<<"Api Key = "<<aApiKey;
+	qDebug()<<"Api Secret = "<<aApiSecret;
+	qDebug()<<"session Key = "<<aSessionKey;
+	qDebug()<<"session Secret = "<<aSessionSecret;
+	qDebug()<<"App Id Secret = "<<aAppId;
+	}
+
+
+/**
+ * Method to get the list of self activities, e.g. shown in own wall
+ * @param aRequest [out] The request data that plugin generates (to be sent to network)
+ * @param aPageNum[in] The page to be extracted
+ * @param aItemsPerPage[in] Number of items per page
+ * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+ */
+SmfPluginError FBActivityFetcherPlugin::selfActivities( SmfPluginRequestData &aRequest,
+		const int aPageNum, 
+		const int aItemsPerPage )
+	{
+	qDebug()<<"Inside FBActivityFetcherPlugin::selfActivities()";
+		
+	//// Currently considering for self contact , ie, omitting aUser
+	if(0 == chance)
+		return getFacebookUserId(aRequest);
+	else
+		return getSelfActivities(aRequest, aPageNum, aItemsPerPage);
+	}
+
+
+/**
+ * Method to get the user's facebook ID
+ * @param aRequest [out] The request data to be sent to network
+ * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+ */
+SmfPluginError FBActivityFetcherPlugin::getFacebookUserId( 
+		SmfPluginRequestData &aRequest )
+	{
+	qDebug()<<"Inside FBActivityFetcherPlugin::getFacebookUserId()";
+	
+	SmfPluginError error = SmfPluginErrUserNotLoggedIn;
+	
+	// Get the key sets from SMF Plugin Utility class.
+	QString apiKey;
+	QString apiSecret;
+	QString sessionKey;
+	QString sessionSecret;
+	QString appId;
+	fetchKeys(apiKey, apiSecret, sessionKey, sessionSecret, appId);
+	
+	// Get the current date and time and convert it to sec as a string
+	QString call_id = QString::number(QDateTime::currentDateTime().toTime_t(), 10);
+	
+	// Create the API signature string
+	QString baseString;
+	baseString.append("api_key="+apiKey);
+	baseString.append("call_id="+call_id);
+	baseString.append("format=JSON");
+	baseString.append("method=users.getLoggedInUser");
+	baseString.append("session_key="+sessionKey);
+	baseString.append("ss=1");
+	baseString.append("v=1.0");
+	baseString.append(sessionSecret);
+
+	// Create the url
+	QUrl url("http://api.facebook.com/restserver.php?");
+	url.addQueryItem("api_key", apiKey);
+	url.addQueryItem("call_id", call_id);
+	url.addQueryItem("format", "JSON");
+	url.addQueryItem("method", "users.getLoggedInUser");
+	url.addQueryItem("session_key", sessionKey);
+	url.addQueryItem("ss", "1");
+	url.addQueryItem("v", "1.0");	
+	url.addQueryItem("sig", generateSignature(baseString));
+			
+	// Create the request, set the url
+	aRequest.iNetworkRequest.setUrl(url);
+	aRequest.iRequestType = SmfActivitySelfActivity;
+	aRequest.iPostData = NULL;
+	aRequest.iHttpOperationType = QNetworkAccessManager::GetOperation;
+	error = SmfPluginErrNone;
+
+	qDebug()<<"Url string is : "<<aRequest.iNetworkRequest.url().toString();
+	return error;
+	}
+
+/**
+ * Method to get the list of self activities, e.g. shown in own wall
+ * @param aRequest [out] The request data that plugin generates (to be sent to network)
+ * @param aPageNum[in] The page to be extracted
+ * @param aItemsPerPage[in] Number of items per page
+ * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+ */
+SmfPluginError FBActivityFetcherPlugin::getSelfActivities( SmfPluginRequestData &aRequest,
+		const int aPageNum, 
+		const int aItemsPerPage )
+	{
+	qDebug()<<"Inside FBActivityFetcherPlugin::getSelfActivities()";
+		
+	SmfPluginError error = SmfPluginErrInvalidArguments;
+
+	// invalid arguments
+	if( aPageNum < 0 || aItemsPerPage < 0 )
+		{
+		qDebug()<<"Invalid arguments";
+		return error;
+		}
+	
+	qDebug()<<"Valid arguments";
+	
+	// Get the key sets from SMF Plugin Utility class.
+	QString apiKey;
+	QString apiSecret;
+	QString sessionKey;
+	QString sessionSecret;
+	QString applicationId;
+	fetchKeys(apiKey, apiSecret, sessionKey, sessionSecret, applicationId);
+	
+	// Create the API signature string
+	QString baseString;
+	baseString.append("app_id="+applicationId);
+	baseString.append("session_key="+sessionKey);
+	baseString.append("source_id="+currentUserId);
+	baseString.append(sessionSecret);
+
+	// Create the url
+	QUrl url("http://www.facebook.com/activitystreams/feed.php?");
+	url.addQueryItem("app_id", applicationId);
+	url.addQueryItem("session_key", sessionKey);
+	url.addQueryItem("source_id", currentUserId);
+	url.addQueryItem("sig", generateSignature(baseString));
+	url.addQueryItem("v", "0.7");
+	QString str(url.toString());
+	str.append("&read");
+			
+	// Create the request, set the url
+	aRequest.iNetworkRequest.setUrl(QUrl(str));
+	aRequest.iRequestType = SmfActivitySelfActivity;
+	aRequest.iPostData = NULL;
+	aRequest.iHttpOperationType = QNetworkAccessManager::GetOperation;
+	error = SmfPluginErrNone;
+
+	qDebug()<<"Url string is : "<<aRequest.iNetworkRequest.url().toString();
+	return error;
+	}
+
+/**
+ * Method to get the list of activities for other, e.g. shown in a friends wall
+ * @param aRequest [out] The request data plugin generated (to be sent to network)
+ * @param aContact [in] The contact containing the URI, name or id of the user 
+ * @param aPageNum[in] The page to be extracted
+ * @param aItemsPerPage[in] Number of items per page
+ * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+ */
+SmfPluginError FBActivityFetcherPlugin::friendsActivities( SmfPluginRequestData &aRequest,
+		const SmfContact &aContact,			
+		const int aPageNum, 
+		const int aItemsPerPage )
+	{
+	qDebug()<<"Inside FBActivityFetcherPlugin::friendsActivities()";
+		
+	SmfPluginError error = SmfPluginErrInvalidArguments;
+	chance = 1;
+
+	// invalid arguments
+	if( aPageNum < 0 || aItemsPerPage < 0 )
+		{
+		qDebug()<<"Invalid arguments";
+		return error;
+		}
+	
+	qDebug()<<"Valid arguments";
+	
+	// Get the key sets from SMF Plugin Utility class.
+	QString apiKey;
+	QString apiSecret;
+	QString sessionKey;
+	QString sessionSecret;
+	QString applicationId;
+	fetchKeys(apiKey, apiSecret, sessionKey, sessionSecret, applicationId);
+	
+	// ToDo :- Taking QContactGuid for the time being
+	QString sourceId = aContact.value("Guid").value<QContactGuid>().guid();
+	qDebug()<<"Friends facebook ID = "<<sourceId;
+	
+	// Create the API signature string
+	QString baseString;
+	baseString.append("app_id="+applicationId);
+	baseString.append("session_key="+sessionKey);
+	baseString.append("source_id="+sourceId);
+	baseString.append(sessionSecret);
+
+	// Create the url
+	QUrl url("http://www.facebook.com/activitystreams/feed.php?");
+	url.addQueryItem("app_id", applicationId);
+	url.addQueryItem("session_key", sessionKey);
+	url.addQueryItem("source_id", sourceId);
+	url.addQueryItem("sig", generateSignature(baseString));
+	url.addQueryItem("v", "0.7");
+	QString str(url.toString());
+	str.append("&read");
+			
+	// Create the request, set the url
+	aRequest.iNetworkRequest.setUrl(QUrl(str));
+	aRequest.iRequestType = SmfActivityFriendsActivities;
+	aRequest.iPostData = NULL;
+	aRequest.iHttpOperationType = QNetworkAccessManager::GetOperation;
+	error = SmfPluginErrNone;
+
+	qDebug()<<"Url string is : "<<aRequest.iNetworkRequest.url().toString();
+	return error;
+	}
+
+/**
+ * Method to get list of self activities filtered by activity type, e.g. only photo updates in own wall
+ * @param aRequest [out] The request data plugin generated (to be sent to network)
+ * @param aFilters [in] The list of activity types to be included in result
+ * @param aPageNum[in] The page to be extracted
+ * @param aItemsPerPage[in] Number of items per page
+ * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+ */
+SmfPluginError FBActivityFetcherPlugin::filtered( SmfPluginRequestData &aRequest,
+		QList<SmfActivityObjectType> &aFilters,
+		const int aPageNum, 
+		const int aItemsPerPage )
+	{
+	qDebug()<<"Inside FBActivityFetcherPlugin::filtered()";
+		
+	Q_UNUSED(aRequest)
+	Q_UNUSED(aFilters)
+	Q_UNUSED(aPageNum)
+	Q_UNUSED(aItemsPerPage)
+	return SmfPluginErrServiceNotSupported; 
+	}
+
+/**
+ * Customised method for SmfActivityFetcherPlugin interface
+ * @param aRequest [out] The request data to be sent to network
+ * @param aOperation The operation type (should be known between 
+ * the client interface and the plugin)
+ * @param aData The data required to form the request (The type 
+ * of data should be known between client and the plugin)
+ * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+ */
+SmfPluginError FBActivityFetcherPlugin::customRequest( SmfPluginRequestData &aRequest, 
+		const int &aOperation, QByteArray *aData )
+	{
+	Q_UNUSED(aRequest)
+	Q_UNUSED(aOperation)
+	Q_UNUSED(aData)
+	qDebug()<<"Inside FBActivityFetcherPlugin::customRequest()";
+	return SmfPluginErrServiceNotSupported; 
+	}
+
+
+/**
+ * The first method to be called in the plugin that implements this interface.
+ * If this method is not called, plugin may not behave as expected.
+ */
+void FBActivityFetcherPlugin::initialize( )
+	{
+	// Set the global value
+	forActivityObjectXmlTag = false;
+	forEntryXmlTag = false;
+	
+	// Create an instance of FBActivityProviderBase
+	m_provider = new FBActivityProviderBase;
+	m_provider->initialize();
+	}
+
+
+/**
+ * Method to get the provider information
+ * @return Instance of SmfProviderBase
+ */
+SmfProviderBase* FBActivityFetcherPlugin::getProviderInfo( )
+	{
+	return m_provider;
+	}
+
+
+/**
+ * Method to get the result for a network request.
+ * @param aOperation The type of operation to be requested
+ * @param aTransportResult The result of transport operation
+ * @param aResponse The QByteArray instance containing the network response.
+ * The plugins should delete this instance once they have read the 
+ * data from it.
+ * @param aResult [out] An output parameter to the plugin manager.If the 
+ * return value is SmfSendRequestAgain, QVariant will be of type 
+ * SmfPluginRequestData.
+ * For SmfActivityFetcherPlugin: If last operation was selfActivities() or 
+ * friendsActivities() or filtered(), aResult will be of type 
+ * QList<SmfActivityEntry>. 
+ * @param aRetType [out] SmfPluginRetType
+ * @param aPageResult [out] The SmfResultPage structure variable
+ */
+SmfPluginError FBActivityFetcherPlugin::responseAvailable( 
+		const SmfRequestTypeID aOperation,
+		const SmfTransportResult &aTransportResult, 
+		QByteArray *aResponse, 
+		QVariant* aResult, 
+		SmfPluginRetType &aRetType,
+		SmfResultPage &aPageResult )
+	{
+	Q_UNUSED(aPageResult)
+	qDebug()<<"Inside FBActivityFetcherPlugin::responseAvailable()";
+	
+	SmfPluginError error = SmfPluginErrNetworkError;
+	
+	if( !aResponse || (0 == aResponse->size()) )
+		{
+		qDebug()<<"Response is NULL or empty";
+		aRetType = SmfRequestError;
+		return error;
+		}
+	
+	QByteArray response(*aResponse);
+	delete aResponse;
+	
+	QFile respFile("c://data//SmfPluginActivityResponse.txt");
+	if(!respFile.open(QIODevice::WriteOnly))
+		qDebug()<<"File to write the response could not be opened";
+	else
+		{
+		respFile.write(response);
+		respFile.close();
+		qDebug()<<"Writing FB response to a file named 'SmfPluginActivityResponse.txt'";
+		}
+	qDebug()<<"FB response size = "<<response.size();
+	
+	
+	if(SmfTransportOpNoError == aTransportResult)
+		{
+		qDebug()<<"No transport error";
+		
+		if((SmfActivitySelfActivity == aOperation) ||
+				(SmfActivityFriendsActivities == aOperation))
+			{
+			qDebug()<<"Response for retrieving self/friends activities";
+			if(0 == chance)
+				{
+				chance = 1;
+				qDebug()<<"For Getting Current logged in User for self activity";
+				
+				QString errStr;
+				errStr.clear();
+				currentUserId.clear();
+
+				if(response.contains(QByteArray("error_msg")))
+					{
+					qDebug()<<"Response contains error, so parse and get the error code";
+					
+					bool ok;
+					SmfPluginUtil util;
+					QVariant result = util.parse(response, &ok);
+					if (!ok) 
+						{
+						qDebug()<<"An error occurred during json parsing, error = "<<util.errorString();
+						aRetType = SmfRequestError;
+						return SmfPluginErrParsingFailed;
+						}
+					else
+						{
+						QVariantMap map = result.toMap();
+						errStr.append(map["error_msg"].toString());
+						}
+					}
+				else
+					{
+					qDebug()<<"Response is ok, so don't parse";
+					currentUserId.append(response);
+					}
+				
+				if(errStr.size())
+					{
+					qDebug()<<"Response error found = "<<errStr;
+					error = SmfPluginErrInvalidRequest;
+					aRetType = SmfRequestError;
+					aResult->setValue(errStr);
+					}
+				else
+					{
+					qDebug()<<"current logged in uid  = "<<currentUserId;
+					aRetType = SmfSendRequestAgain;
+					error = SmfPluginErrNone;
+					}
+				}
+			else // chance == 1
+				{
+				qDebug()<<"For Fetching self/friends activities";
+				chance = 0;
+		
+				QList<SmfActivityEntry> list;
+				QString errStr;
+				errStr.clear();
+			
+				qDebug()<<"Xml parsing";
+				
+				// For getting contacts from xml response
+				QXmlStreamReader xml(response);
+				while (!xml.atEnd())
+					{
+					xml.readNext();
+					
+					if (xml.tokenType() == QXmlStreamReader::StartElement)
+						{
+						if (xml.qualifiedName().toString() == "entry")
+							{
+							currentObjectList.clear();
+							forEntryXmlTag = true;
+							}
+						else if (xml.qualifiedName().toString() == "title")
+							{
+							if(forEntryXmlTag)
+								{
+								SmfPost post;
+								post.setTitle(xml.readElementText());
+								myEntry.setTitle(post);
+								qDebug()<<"entry title = "<<myEntry.title().title();
+								}
+							}
+						else if (xml.qualifiedName().toString() == "fb:id")
+							{
+							if(forEntryXmlTag)
+								{
+								myEntry.setId(xml.readElementText());
+								qDebug()<<"entry id = "<<myEntry.id();
+								}
+							}
+						else if (xml.qualifiedName().toString() == "name") // author name
+							{
+							if(forEntryXmlTag)
+								{
+								QContactName name;
+								name.setFirstName(xml.readElementText());
+								QVariant var = QVariant::fromValue<QContactName>(name);
+								currentAuthor.setValue("Name", var);
+								}
+							}
+						else if(xml.qualifiedName().toString() == "uri")
+							{
+							if(forEntryXmlTag)
+								{
+								QContactUrl url;
+								url.setUrl(xml.readElementText());
+								QVariant var = QVariant::fromValue<QContactUrl>(url);
+								currentAuthor.setValue("Url", var);
+								myEntry.setAuthor(currentAuthor);
+								qDebug()<<"entry author name = "<<myEntry.author().value("Name").value<QContactName>().firstName();
+								//qDebug()<<"entry author uri = "<<myEntry.author().value("Url").value<QContactUrl>().url();
+								}
+							}
+						else if(xml.qualifiedName().toString() == "activity:verb")
+							{
+							if(forEntryXmlTag)
+								{
+								QString str(xml.readElementText());
+								str.remove(' ');
+								str.remove('\n');
+								SmfActivityVerb verb = convertActivityverb(str);
+								myEntry.setActionName(verb);
+								//qDebug()<<"entry actionname = "<<myEntry.actionName();
+								}
+							}
+						else if(xml.qualifiedName().toString() == "category")
+							{
+							if(forEntryXmlTag)
+								{
+								QStringRef str = xml.attributes().value("term");
+								SmfPost post;
+								post.setDescription(str.toString());
+								myEntry.setDetails(post);
+								qDebug()<<"entry details = "<<myEntry.details().description();
+								}
+							}
+						else if(xml.qualifiedName().toString() == "activity:object")
+							{
+							forActivityObjectXmlTag = true;
+							}
+						else if(xml.qualifiedName().toString() == "id")
+							{
+							if(forActivityObjectXmlTag)
+								currentObject.setId(xml.readElementText());
+							}
+						else if(xml.qualifiedName().toString() == "caption")
+							{
+							if(forActivityObjectXmlTag)
+								currentObject.setCaption(xml.readElementText());
+							}
+						else if(xml.qualifiedName().toString() == "link")
+							{
+							if(forActivityObjectXmlTag)
+								{
+								QStringRef str = xml.attributes().value("href");
+								currentObject.setLink(str.toString());
+								}
+							}
+						else if(xml.qualifiedName().toString() == "activity:object-type")
+							{
+							if(forActivityObjectXmlTag)
+								{
+								QString str(xml.readElementText());
+								str.remove(' ');
+								str.remove('\n');
+								SmfActivityObjectType type = convertActivityObjectType(str);
+								currentObject.setType(type);
+								}
+							}
+						else if(xml.qualifiedName().toString() == "published")
+							{
+							if(forActivityObjectXmlTag)
+								{
+								QDateTime dateTime = QDateTime::fromString(xml.readElementText(), Qt::ISODate);
+								currentObject.setTime(dateTime);
+								}
+							}
+						else if(xml.qualifiedName().toString() == "content")
+							{
+							if(forActivityObjectXmlTag)
+								{
+								currentObject.setContent(xml.readElementText());
+								}
+							}
+						else if("error_msg" == xml.qualifiedName().toString())
+							{
+							qDebug()<<"error_msg tag found";
+							errStr.append(xml.readElementText());
+							break;
+							}
+						}
+					if (xml.tokenType() == QXmlStreamReader::EndElement)
+						{
+						if (xml.qualifiedName().toString() == "entry")
+							{
+							forEntryXmlTag = false;
+							myEntry.setTargetObj(currentObjectList[0]);
+							myEntry.setActivities(currentObjectList);
+							list.append(myEntry);
+							if(list.count() == 5)
+								break;
+							}
+						else if(xml.qualifiedName().toString() == "activity:object")
+							{
+							forActivityObjectXmlTag = false;
+							
+							//qDebug()<<"object id = "<<currentObject.id();
+							//qDebug()<<"object caption = "<<currentObject.caption();
+							//qDebug()<<"object type = "<<currentObject.type();
+							//qDebug()<<"object link = "<<currentObject.link();
+							//qDebug()<<"object time = "<<currentObject.time().toString(Qt::TextDate);
+							//qDebug()<<"object content = "<<currentObject.content();
+							
+							currentObjectList.append(currentObject);
+							}
+						}
+					}
+				if(errStr.size())
+					{
+					qDebug()<<"Response error found = "<<errStr;
+					error = SmfPluginErrInvalidRequest;
+					aRetType = SmfRequestError;
+					aResult->setValue(errStr);
+					}
+				else
+					{
+					qDebug()<<"list count = "<<list.count();
+					aResult->setValue(list);
+					aRetType = SmfRequestComplete;
+					error = SmfPluginErrNone;
+					}
+				}
+			}
+		else
+			{
+			qDebug()<<"Service unsupported, currently only SmfActivitySelfActivity and SmfActivityFriendsActivities!!!";
+			aRetType = SmfRequestError;
+			error = SmfPluginErrServiceNotSupported;
+			}
+		}
+
+	else if(SmfTransportOpOperationCanceledError == aTransportResult)
+		{
+		qDebug()<<"Operation Cancelled !!!";
+		error = SmfPluginErrCancelComplete;
+		aRetType = SmfRequestComplete;
+		}
+
+	else
+		{
+		qDebug()<<"Transport Error !!!";
+		error = SmfPluginErrNetworkError;
+		aRetType = SmfRequestError;
+		}
+	
+	return error;
+	}
+
+
+/**
+ * Method to convert the Activity verb string obtained from facebook to the 
+ * enum SmfActivityVerb
+ * @param verbStr The activity verb as a string
+ * @return The corresponding enum SmfActivityVerb
+ */
+SmfActivityVerb FBActivityFetcherPlugin::convertActivityverb( const QString& verbStr )
+	{
+	//qDebug()<<"verb as a string = "<<verbStr;
+	
+	SmfActivityVerb verb = (SmfActivityVerb)-1;
+	
+	if(QString("http://activitystrea.ms/schema/1.0/favorite/") == verbStr)	//0
+		verb = SmfActivityMarkAsFavorite;
+		
+	else if(QString("http://activitystrea.ms/schema/1.0/follow/") == verbStr)	//1
+		verb = SmfActivityStartFollowing;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/like/") == verbStr)	//2
+		verb = SmfActivityMarkLiked;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/make-friend/") == verbStr)	//3
+		verb = SmfActivityMakeFriend;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/join/") == verbStr)	//4
+		verb = SmfActivityJoin;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/play/") == verbStr)	//5
+		verb = SmfActivityPlay;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/post/") == verbStr)	//6
+		verb = SmfActivityPost;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/save/") == verbStr)	//7
+		verb = SmfActivitySave;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/share/") == verbStr)	//8
+		verb = SmfActivityShare;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/tag/") == verbStr)	//9
+		verb = SmfActivityTag;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/update/") == verbStr)	//10
+		verb = SmfActivityUpdate;
+
+	//qDebug()<<"returned verb enum = "<<verb;
+	return verb;
+	}
+
+
+/**
+ * Method to convert the Activity object type string obtained from 
+ * facebook to the enum SmfActivityObjectType
+ * @param objType The activity object type as a string
+ * @return The corresponding enum SmfActivityObjectType
+ */
+SmfActivityObjectType FBActivityFetcherPlugin::convertActivityObjectType( const QString& objType )
+	{
+	//qDebug()<<"type as a string = "<<objType;
+	
+	SmfActivityObjectType type = (SmfActivityObjectType)-1;
+	
+	if(QString("http://activitystrea.ms/schema/1.0/article/") == objType)	//0
+		type = SmfActivityObjTypeArticle;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/audio/") == objType)	//1
+		type = SmfActivityObjTypeAudio;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/bookmark/") == objType)	//2
+		type = SmfActivityObjTypeBookmark;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/comment/") == objType)	//3
+		type = SmfActivityObjTypeComment;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/file/") == objType)	//4
+		type = SmfActivityObjTypeFile;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/folder/") == objType)	//5
+		type = SmfActivityObjTypeFolder;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/group/") == objType)	//6
+		type = SmfActivityObjTypeGroup;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/list/") == objType)  // 7, ToDo :- Note sure about this string
+		type = SmfActivityObjTypeList;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/note/") == objType)	//8
+		type = SmfActivityObjTypeNote;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/person/") == objType)	//9
+		type = SmfActivityObjTypePerson;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/photo/") == objType)	//10
+		type = SmfActivityObjTypePhoto;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/photo-album/") == objType)	//11
+		type = SmfActivityObjTypePhotoAlbum;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/place/") == objType)	//12
+		type = SmfActivityObjTypePlace;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/playlist/") == objType)	//13
+		type = SmfActivityObjTypePlaylist;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/product/") == objType)	//14
+		type = SmfActivityObjTypeProduct;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/review/") == objType)	//15
+		type = SmfActivityObjTypeReview;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/service/") == objType)	//16
+		type = SmfActivityObjTypeService;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/status/") == objType)	//17
+		type = SmfActivityObjTypeStatus;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/video/") == objType)	//18
+		type = SmfActivityObjTypeVideo;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/song/") == objType)	//19
+		type = SmfActivityObjTypeMusic;
+
+	else if(QString("http://activitystrea.ms/schema/1.0/event/") == objType)	//20
+		type = SmfActivityObjTypeEvent;
+
+	// ToDo :- No strings found for 'SmfActivityObjTypeAdvanced" in 
+	// http://activitystrea.ms/schema/1.0/activity-schema-01.html
+	// So setting it as default when no standard string is found
+	else
+		type = SmfActivityObjTypeAdvanced;									//21
+			
+	//qDebug()<<"returned type enum = "<<type;
+	return type;
+	}
+
+/**
+ * Destructor
+ */
+FBActivityProviderBase::~FBActivityProviderBase( )
+	{
+	}
+
+
+/**
+ * Method to get the Localisable name of the service.
+ * @return The Localisable name of the service.
+ */
+QString FBActivityProviderBase::serviceName( ) const
+	{
+	return m_serviceName;
+	}
+
+
+/**
+ * Method to get the Logo of the service
+ * @return The Logo of the service
+ */
+QImage FBActivityProviderBase::serviceIcon( ) const
+	{
+	return m_serviceIcon;
+	}
+
+
+/**
+ * Method to get the Readable service description
+ * @return The Readable service description
+ */
+QString FBActivityProviderBase::description( ) const
+	{
+	return m_description;
+	}
+
+
+/**
+ * Method to get the Website of the service
+ * @return The Website of the service
+ */
+QUrl FBActivityProviderBase::serviceUrl( ) const
+	{
+	return m_serviceUrl;
+	}
+
+
+/**
+ * Method to get the URL of the Application providing this service
+ * @return The URL of the Application providing this service
+ */
+QUrl FBActivityProviderBase::applicationUrl( ) const
+	{
+	return m_applicationUrl;
+	}
+
+
+/**
+ * Method to get the Icon of the application
+ * @return The Icon of the application
+ */
+QImage FBActivityProviderBase::applicationIcon( ) const
+	{
+	return m_applicationIcon;
+	}
+
+/**
+* Method to get the list of interfaces that this provider support
+* @return List of supported Interafces
+*/
+QList<QString> FBActivityProviderBase::supportedInterfaces( ) const
+	{
+	return m_supportedInterfaces;
+	}
+
+/**
+* Method to get the list of languages supported by this service provider
+* @return a QStringList of languages supported by this service 
+* provider in 2 letter ISO 639-1 format.
+*/
+QStringList FBActivityProviderBase::supportedLanguages( ) const
+	{
+	return m_supportedLangs;
+	}
+
+/**
+ * Method to get the Plugin specific ID
+ * @return The Plugin specific ID
+ */
+QString FBActivityProviderBase::pluginId( ) const
+	{
+	return m_pluginId;
+	}
+
+
+/**
+ * Method to get the ID of the authentication application 
+ * for this service
+ * @param aProgram The authentication application name
+ * @param aArguments List of arguments required for authentication app
+ * @param aMode Strting mode for authentication application
+ * @return The ID of the authentication application 
+ */
+QString FBActivityProviderBase::authenticationApp( QString &aProgram, 
+		QStringList & aArguments, 
+		QIODevice::OpenModeFlag aMode ) const
+	{
+	Q_UNUSED(aProgram)
+	Q_UNUSED(aArguments)
+	Q_UNUSED(aMode)
+	return m_authAppId;
+	}
+
+
+/**
+ * Method to get the unique registration ID provided by the 
+ * Smf for authorised plugins
+ * @return The unique registration ID/token provided by the Smf for 
+ * authorised plugins
+ */
+QString FBActivityProviderBase::smfRegistrationId( ) const
+	{
+	return m_smfRegToken;
+	}
+
+
+/**
+ * Method that initializes this class. This method should be called 
+ * from the initialize() method of the FBActivityFetcherPlugin class
+ */
+void FBActivityProviderBase::initialize()
+	{
+	m_serviceName = "Facebook";
+	m_description = "Facebook activity fetcher plugin description";
+	m_serviceUrl = QUrl(QString("http://www.facebook.com"));
+	m_pluginId = "fbactivityfetcherplugin.qtplugin";
+	m_authAppId = "0xEFE2FD23";
+	m_supportedInterfaces.append("org.symbian.smf.plugin.activity.fetcher/v0.2");
+	QSettings iSettings;
+	m_smfRegToken = iSettings.value("FBCMRegToken").toString();
+	m_validity = iSettings.value("FBExpiryTime").toDateTime();
+	}
+
+
+/*
+ * Export Macro
+ * plugin name : fbactivityfetcherplugin
+ * plugin class : FBActivityFetcherPlugin
+ */
+Q_EXPORT_PLUGIN2( fbactivityfetcherplugin, FBActivityFetcherPlugin )
+