Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_task_manager_engine_8cpp_source.html
Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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<h1>examples/ForumNokia/Symbian_OS_End-to-End_Sockets_API_Example/SocketTaskManager_S60/engine/TaskManagerEngine.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment">* ============================================================================</span>
<a name="l00003"></a>00003 <span class="comment">* Name : CTaskManagerEngine from TaskManagerEngine.cpp</span>
<a name="l00004"></a>00004 <span class="comment">* Part of : TaskManager</span>
<a name="l00005"></a>00005 <span class="comment">* Created : 15/03/2006 by Forum Nokia</span>
<a name="l00006"></a>00006 <span class="comment">* Version : 1.2</span>
<a name="l00007"></a>00007 <span class="comment">* Copyright: Nokia Corporation</span>
<a name="l00008"></a>00008 <span class="comment">* ============================================================================</span>
<a name="l00009"></a>00009 <span class="comment">*/</span>
<a name="l00010"></a>00010
<a name="l00011"></a>00011 <span class="comment">// INCLUDE FILES</span>
<a name="l00012"></a>00012 <span class="preprocessor">#include "TimeOutTimer.h"</span>
<a name="l00013"></a>00013 <span class="preprocessor">#include "Response.h"</span>
<a name="l00014"></a>00014 <span class="preprocessor">#include "Request.h"</span>
<a name="l00015"></a>00015 <span class="preprocessor">#include "TaskManagerEngine.h"</span>
<a name="l00016"></a>00016 <span class="preprocessor">#include "TaskManagerEngineReader.h"</span>
<a name="l00017"></a>00017 <span class="preprocessor">#include "TaskManager.pan"</span>
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <span class="preprocessor">#include <msvids.h></span> <span class="comment">// KMsvGlobalInBoxIndexEntryId</span>
<a name="l00020"></a>00020 <span class="preprocessor">#include <txtrich.h></span> <span class="comment">// CRichText</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include <mtclreg.h></span> <span class="comment">// CClientMtmRegistry</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <mtclbase.h></span> <span class="comment">// CBaseMtm</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <commdb.h></span> <span class="comment">// CCommsDatabase</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <commdbconnpref.h></span> <span class="comment">// TCommDbConnPref</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <es_enum.h></span> <span class="comment">// TConnectionInfoV2Buf</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <in_sock.h></span> <span class="comment">// TInetAddr</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <eikenv.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <s32mem.h></span> <span class="comment">// TDesBuf</span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <e32std.h></span> <span class="comment">// TLex</span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <securesocket.h></span> <span class="comment">// CSecureSocket</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <SocketTaskManager.rsg></span>
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="comment">// CONSTANTS</span>
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KSSL3, <span class="stringliteral">"SSL3.0"</span> );
<a name="l00036"></a>00036
<a name="l00037"></a>00037 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KGPRSStartError, <span class="stringliteral">"Error starting GPRS service"</span> );
<a name="l00038"></a>00038 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KLookupError, <span class="stringliteral">"Error looking up server IP"</span>);
<a name="l00039"></a>00039 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KConnectionError, <span class="stringliteral">"Error in forming the connection"</span> );
<a name="l00040"></a>00040 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KSSLConnError, <span class="stringliteral">"Error forming SSL link between client and server"</span> );
<a name="l00041"></a>00041 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KWriteError, <span class="stringliteral">"Error writing data to server"</span> );
<a name="l00042"></a>00042 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KErroneousPackage, <span class="stringliteral">"Package received was erroneous"</span> );
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KUserNotSet, <span class="stringliteral">"Set username and/or password"</span>);
<a name="l00045"></a>00045 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KIapNotSet, <span class="stringliteral">"IAP not selected"</span>);
<a name="l00046"></a>00046 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KServerNotSet, <span class="stringliteral">"Server name not set"</span>);
<a name="l00047"></a>00047 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KSmsUpdateMessage, <span class="stringliteral">"TaskManagerUpdate"</span>);
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="keyword">const</span> TInt CTaskManagerEngine::KTimeOut = 30000000; <span class="comment">// 30 seconds time-out</span>
<a name="l00050"></a>00050
<a name="l00051"></a>00051 <span class="comment">// ================= MEMBER FUNCTIONS =======================</span>
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="comment">// constructor</span>
<a name="l00054"></a>00054 CTaskManagerEngine::CTaskManagerEngine(<a class="code" href="class_m_transaction_observer.html">MTransactionObserver</a>& aObserver)
<a name="l00055"></a>00055 : CActive( EPriorityStandard ), iState( ENotConnected ),
<a name="l00056"></a>00056 iOperation( <a class="code" href="class_t_request.html">TRequest</a>::EFetchTasks ), iMarkId( 0 ),
<a name="l00057"></a>00057 iTransactionObserver( aObserver )
<a name="l00058"></a>00058
<a name="l00059"></a>00059 {
<a name="l00060"></a>00060 }
<a name="l00061"></a>00061
<a name="l00062"></a>00062 <span class="comment">// destructor</span>
<a name="l00063"></a><a class="code" href="class_c_task_manager_engine.html#a266a60f9e39fc2c976c2b26c23550190">00063</a> <a class="code" href="class_c_task_manager_engine.html#a266a60f9e39fc2c976c2b26c23550190">CTaskManagerEngine::~CTaskManagerEngine</a>()
<a name="l00064"></a>00064 {
<a name="l00065"></a>00065 Cancel(); <span class="comment">// Closes the socket and resolver if engine is active</span>
<a name="l00066"></a>00066
<a name="l00067"></a>00067 <span class="keywordflow">if</span>( iReader )
<a name="l00068"></a>00068 {
<a name="l00069"></a>00069 iReader->Cancel();
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071 <span class="keyword">delete</span> iReader;
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="keyword">delete</span> iTimer;
<a name="l00074"></a>00074 <span class="keyword">delete</span> iSecureSocket;
<a name="l00075"></a>00075
<a name="l00076"></a>00076 iConnection.Close();
<a name="l00077"></a>00077 iSocketServer.Close();
<a name="l00078"></a>00078
<a name="l00079"></a>00079 <span class="keyword">delete</span> iMsvEntry;
<a name="l00080"></a>00080 <span class="keyword">delete</span> iMsvSession;
<a name="l00081"></a>00081 iIAPs.Close();
<a name="l00082"></a>00082 }
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <span class="comment">// ----------------------------------------------------</span>
<a name="l00085"></a>00085 <span class="comment">// CTaskManagerEngine::NewL()</span>
<a name="l00086"></a>00086 <span class="comment">// Two-phased constructor.</span>
<a name="l00087"></a>00087 <span class="comment">// ----------------------------------------------------</span>
<a name="l00088"></a>00088 <span class="comment">// </span>
<a name="l00089"></a><a class="code" href="class_c_task_manager_engine.html#a048ea3e52e18a4c300d4d79d1dc2c247">00089</a> <a class="code" href="class_c_task_manager_engine.html">CTaskManagerEngine</a>* <a class="code" href="class_c_task_manager_engine.html#a048ea3e52e18a4c300d4d79d1dc2c247">CTaskManagerEngine::NewL</a>(<a class="code" href="class_m_transaction_observer.html">MTransactionObserver</a>& aObserver)
<a name="l00090"></a>00090 {
<a name="l00091"></a>00091 <a class="code" href="class_c_task_manager_engine.html">CTaskManagerEngine</a>* <span class="keyword">self</span> = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_task_manager_engine.html">CTaskManagerEngine</a>(aObserver);
<a name="l00092"></a>00092 CleanupStack::PushL(<span class="keyword">self</span>);
<a name="l00093"></a>00093 <span class="keyword">self</span>->ConstructL();
<a name="l00094"></a>00094 CleanupStack::Pop(<span class="keyword">self</span>);
<a name="l00095"></a>00095 <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00096"></a>00096 }
<a name="l00097"></a>00097
<a name="l00098"></a>00098 <span class="comment">// ----------------------------------------------------</span>
<a name="l00099"></a>00099 <span class="comment">// CTaskManagerEngine::ConstructL()</span>
<a name="l00100"></a>00100 <span class="comment">// Symbian OS default constructor can leave.</span>
<a name="l00101"></a>00101 <span class="comment">// ----------------------------------------------------</span>
<a name="l00102"></a>00102 <span class="comment">// </span>
<a name="l00103"></a>00103 <span class="keywordtype">void</span> CTaskManagerEngine::ConstructL()
<a name="l00104"></a>00104 {
<a name="l00105"></a>00105 User::LeaveIfError(iSocketServer.Connect());
<a name="l00106"></a>00106 User::LeaveIfError(iConnection.Open(iSocketServer));
<a name="l00107"></a>00107
<a name="l00108"></a>00108 <span class="comment">// instantiate a timer for connection, socketread etc. timeouts </span>
<a name="l00109"></a>00109 iTimer = <a class="code" href="class_c_task_manager_engine.html#a048ea3e52e18a4c300d4d79d1dc2c247">CTimeOutTimer::NewL</a>( EPriorityHigh, *<span class="keyword">this</span> );
<a name="l00110"></a>00110
<a name="l00111"></a>00111 iReader = <a class="code" href="class_c_task_manager_engine.html#a048ea3e52e18a4c300d4d79d1dc2c247">CTaskManagerEngineReader::NewL</a>( *<span class="keyword">this</span> );
<a name="l00112"></a>00112
<a name="l00113"></a>00113 CActiveScheduler::Add( <span class="keyword">this</span> );
<a name="l00114"></a>00114
<a name="l00115"></a>00115 iMsvSession = CMsvSession::OpenAsyncL(*<span class="keyword">this</span>);
<a name="l00116"></a>00116
<a name="l00117"></a>00117 LoadIapsL();
<a name="l00118"></a>00118
<a name="l00119"></a>00119 <span class="comment">// no IAPs defined in the device.</span>
<a name="l00120"></a>00120 <span class="keywordflow">if</span> (iIAPs.Count() == 0)
<a name="l00121"></a>00121 {
<a name="l00122"></a>00122 CEikonEnv::Static()->LeaveWithInfoMsg(R_TASKMANAGER_NO_IAPS_DEFINED);
<a name="l00123"></a>00123 }
<a name="l00124"></a>00124
<a name="l00125"></a>00125 }
<a name="l00126"></a>00126
<a name="l00127"></a>00127 <span class="comment">// ----------------------------------------------------</span>
<a name="l00128"></a>00128 <span class="comment">// CTaskManagerEngine::SetConnectionSettings()</span>
<a name="l00129"></a>00129 <span class="comment">// Sets all connections settings. </span>
<a name="l00130"></a>00130 <span class="comment">// ----------------------------------------------------</span>
<a name="l00131"></a>00131 <span class="comment">// </span>
<a name="l00132"></a><a class="code" href="class_c_task_manager_engine.html#ac16a8d2c10448eb7d6a8ce7997cee2fe">00132</a> <span class="keywordtype">void</span> <a class="code" href="class_c_task_manager_engine.html#ac16a8d2c10448eb7d6a8ce7997cee2fe">CTaskManagerEngine::SetConnectionSettings</a>(<span class="keyword">const</span> TDesC& aServerName,
<a name="l00133"></a>00133 <span class="keyword">const</span> TInt& aPort,
<a name="l00134"></a>00134 <span class="keyword">const</span> TDesC& aUsername,
<a name="l00135"></a>00135 <span class="keyword">const</span> TDesC& aPassword)
<a name="l00136"></a>00136 {
<a name="l00137"></a>00137 iUsername.Copy(aUsername);
<a name="l00138"></a>00138 iPassword.Copy(aPassword);
<a name="l00139"></a>00139 iServer.Copy(aServerName);
<a name="l00140"></a>00140 iPort = aPort;
<a name="l00141"></a>00141 }
<a name="l00142"></a>00142
<a name="l00143"></a>00143 <span class="comment">// ----------------------------------------------------</span>
<a name="l00144"></a>00144 <span class="comment">// CTaskManagerEngine::SetIap()</span>
<a name="l00145"></a>00145 <span class="comment">// Sets the IAP to be used in the connections.</span>
<a name="l00146"></a>00146 <span class="comment">// ----------------------------------------------------</span>
<a name="l00147"></a>00147 <span class="comment">// </span>
<a name="l00148"></a><a class="code" href="class_c_task_manager_engine.html#a8fad65e8b184faab096d087eead56fc8">00148</a> <span class="keywordtype">void</span> <a class="code" href="class_c_task_manager_engine.html#a8fad65e8b184faab096d087eead56fc8">CTaskManagerEngine::SetIap</a>(<span class="keyword">const</span> TUint32& aId)
<a name="l00149"></a>00149 {
<a name="l00150"></a>00150 iIap = aId;
<a name="l00151"></a>00151 }
<a name="l00152"></a>00152
<a name="l00153"></a>00153 <span class="comment">// ----------------------------------------------------</span>
<a name="l00154"></a>00154 <span class="comment">// CTaskManagerEngine::IapSet()</span>
<a name="l00155"></a>00155 <span class="comment">// Returns ETrue if the IAP is set, EFalse if not.</span>
<a name="l00156"></a>00156 <span class="comment">// ----------------------------------------------------</span>
<a name="l00157"></a>00157 <span class="comment">// </span>
<a name="l00158"></a><a class="code" href="class_c_task_manager_engine.html#a94c8f7a09b54224b0cbd090eb06e7690">00158</a> TBool <a class="code" href="class_c_task_manager_engine.html#a94c8f7a09b54224b0cbd090eb06e7690">CTaskManagerEngine::IapSet</a>()<span class="keyword"> const</span>
<a name="l00159"></a>00159 <span class="keyword"> </span>{
<a name="l00160"></a>00160 <span class="keywordflow">if</span> (iIap == 0)
<a name="l00161"></a>00161 {
<a name="l00162"></a>00162 <span class="keywordflow">return</span> EFalse;
<a name="l00163"></a>00163 }
<a name="l00164"></a>00164 <span class="keywordflow">else</span>
<a name="l00165"></a>00165 {
<a name="l00166"></a>00166 <span class="keywordflow">return</span> ETrue;
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168 }
<a name="l00169"></a>00169
<a name="l00170"></a>00170 <span class="comment">// ----------------------------------------------------</span>
<a name="l00171"></a>00171 <span class="comment">// CTaskManagerEngine::CheckAndReportErrorsL()</span>
<a name="l00172"></a>00172 <span class="comment">// Checks that all necessary connections settings are </span>
<a name="l00173"></a>00173 <span class="comment">// set and reports from missing data.</span>
<a name="l00174"></a>00174 <span class="comment">// ----------------------------------------------------</span>
<a name="l00175"></a>00175 <span class="comment">// </span>
<a name="l00176"></a>00176 TBool CTaskManagerEngine::CheckAndReportErrorsL()
<a name="l00177"></a>00177 {
<a name="l00178"></a>00178 <span class="keywordflow">if</span> (!<a class="code" href="class_c_task_manager_engine.html#a94c8f7a09b54224b0cbd090eb06e7690">IapSet</a>())
<a name="l00179"></a>00179 {
<a name="l00180"></a>00180 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#ae487a3f2e816de373c20da0b56edc407">ErrorL</a>(KIapNotSet);
<a name="l00181"></a>00181 <span class="keywordflow">return</span> ETrue;
<a name="l00182"></a>00182 }
<a name="l00183"></a>00183
<a name="l00184"></a>00184 <span class="keywordflow">if</span> (iServer.Length() == 0)
<a name="l00185"></a>00185 {
<a name="l00186"></a>00186 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#ae487a3f2e816de373c20da0b56edc407">ErrorL</a>(KServerNotSet);
<a name="l00187"></a>00187 <span class="keywordflow">return</span> ETrue;
<a name="l00188"></a>00188 }
<a name="l00189"></a>00189
<a name="l00190"></a>00190 <span class="keywordflow">return</span> EFalse;
<a name="l00191"></a>00191 }
<a name="l00192"></a>00192
<a name="l00193"></a>00193 <span class="comment">// ----------------------------------------------------</span>
<a name="l00194"></a>00194 <span class="comment">// CTaskManagerEngine::FetchTasksL()</span>
<a name="l00195"></a>00195 <span class="comment">// Starts fetching tasks from the server.</span>
<a name="l00196"></a>00196 <span class="comment">// Called from UI.</span>
<a name="l00197"></a>00197 <span class="comment">// ----------------------------------------------------</span>
<a name="l00198"></a>00198 <span class="comment">// </span>
<a name="l00199"></a><a class="code" href="class_c_task_manager_engine.html#af8dff876e1096bfdc3bb69b56e35454d">00199</a> <span class="keywordtype">void</span> <a class="code" href="class_c_task_manager_engine.html#af8dff876e1096bfdc3bb69b56e35454d">CTaskManagerEngine::FetchTasksL</a>()
<a name="l00200"></a>00200 {
<a name="l00201"></a>00201 iOperation = TRequest::EFetchTasks;
<a name="l00202"></a>00202
<a name="l00203"></a>00203 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#acc250172c2e57609e2993bfea1214d37">ConnectingToServerL</a>( ETrue );
<a name="l00204"></a>00204
<a name="l00205"></a>00205 iRunning = ETrue;
<a name="l00206"></a>00206 GPRSConnectL();
<a name="l00207"></a>00207 }
<a name="l00208"></a>00208
<a name="l00209"></a>00209 <span class="comment">// ----------------------------------------------------</span>
<a name="l00210"></a>00210 <span class="comment">// CTaskManagerEngine::MarkTaskDoneL()</span>
<a name="l00211"></a>00211 <span class="comment">// Informs the server that a task has been completed.</span>
<a name="l00212"></a>00212 <span class="comment">// Server updates task info in the database.</span>
<a name="l00213"></a>00213 <span class="comment">// ----------------------------------------------------</span>
<a name="l00214"></a>00214 <span class="comment">// </span>
<a name="l00215"></a><a class="code" href="class_c_task_manager_engine.html#aa8b954c7dfd4859d7a6bbf82174e9d48">00215</a> <span class="keywordtype">void</span> <a class="code" href="class_c_task_manager_engine.html#aa8b954c7dfd4859d7a6bbf82174e9d48">CTaskManagerEngine::MarkTaskDoneL</a>(<span class="keyword">const</span> TInt& aTaskId)
<a name="l00216"></a>00216 {
<a name="l00217"></a>00217 iOperation = TRequest::ETaskDone;
<a name="l00218"></a>00218 iMarkId.Num( aTaskId );
<a name="l00219"></a>00219
<a name="l00220"></a>00220 iRunning = ETrue;
<a name="l00221"></a>00221 GPRSConnectL();
<a name="l00222"></a>00222 }
<a name="l00223"></a>00223
<a name="l00224"></a>00224 <span class="comment">// ----------------------------------------------------</span>
<a name="l00225"></a>00225 <span class="comment">// CTaskManagerEngine::CancelTransaction()</span>
<a name="l00226"></a>00226 <span class="comment">// Can be used for cancelling a transaction at </span>
<a name="l00227"></a>00227 <span class="comment">// any time.</span>
<a name="l00228"></a>00228 <span class="comment">// ----------------------------------------------------</span>
<a name="l00229"></a>00229 <span class="comment">// </span>
<a name="l00230"></a><a class="code" href="class_c_task_manager_engine.html#a5b4851d22df114957e74c7f05c31b365">00230</a> <span class="keywordtype">void</span> <a class="code" href="class_c_task_manager_engine.html#a5b4851d22df114957e74c7f05c31b365">CTaskManagerEngine::CancelTransaction</a>()
<a name="l00231"></a>00231 {
<a name="l00232"></a>00232 Cancel();
<a name="l00233"></a>00233
<a name="l00234"></a>00234 iRunning = EFalse;
<a name="l00235"></a>00235
<a name="l00236"></a>00236 TRAPD( error, iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#a181d92273f185c382c95eb84deaf877c">CancelledL</a>() );
<a name="l00237"></a>00237 <span class="keywordflow">if</span>( error != KErrNone )
<a name="l00238"></a>00238 {
<a name="l00239"></a>00239 Panic( error );
<a name="l00240"></a>00240 }
<a name="l00241"></a>00241
<a name="l00242"></a>00242 }
<a name="l00243"></a>00243
<a name="l00244"></a>00244 <span class="comment">// ----------------------------------------------------</span>
<a name="l00245"></a>00245 <span class="comment">// CTaskManagerEngine::CheckRefreshL()</span>
<a name="l00246"></a>00246 <span class="comment">// An SMS update message may have been received while </span>
<a name="l00247"></a>00247 <span class="comment">// a transaction was running. If so, tasks will </span>
<a name="l00248"></a>00248 <span class="comment">// be fetched.</span>
<a name="l00249"></a>00249 <span class="comment">// ----------------------------------------------------</span>
<a name="l00250"></a>00250 <span class="comment">//</span>
<a name="l00251"></a><a class="code" href="class_c_task_manager_engine.html#a225fa09d24a862f63f0b3c48192c0962">00251</a> <span class="keywordtype">void</span> <a class="code" href="class_c_task_manager_engine.html#a225fa09d24a862f63f0b3c48192c0962">CTaskManagerEngine::CheckRefreshL</a>()
<a name="l00252"></a>00252 {
<a name="l00253"></a>00253 <span class="keywordflow">if</span> (iRunning)
<a name="l00254"></a>00254 {
<a name="l00255"></a>00255 <span class="keywordflow">return</span>;
<a name="l00256"></a>00256 }
<a name="l00257"></a>00257
<a name="l00258"></a>00258 <span class="keywordflow">if</span> (iDoRefresh)
<a name="l00259"></a>00259 {
<a name="l00260"></a>00260 iDoRefresh = EFalse;
<a name="l00261"></a>00261 <a class="code" href="class_c_task_manager_engine.html#af8dff876e1096bfdc3bb69b56e35454d">FetchTasksL</a>();
<a name="l00262"></a>00262 }
<a name="l00263"></a>00263 }
<a name="l00264"></a>00264
<a name="l00265"></a>00265 <span class="comment">// ----------------------------------------------------</span>
<a name="l00266"></a>00266 <span class="comment">// CTaskManagerEngine::SetAutomaticUpdateL()</span>
<a name="l00267"></a>00267 <span class="comment">// Defines whether tasks are downloaded automatically </span>
<a name="l00268"></a>00268 <span class="comment">// when an update SMS message arrives or not.</span>
<a name="l00269"></a>00269 <span class="comment">// ----------------------------------------------------</span>
<a name="l00270"></a>00270 <span class="comment">//</span>
<a name="l00271"></a><a class="code" href="class_c_task_manager_engine.html#a6cb8519da9c054c68d00be39a5155a97">00271</a> <span class="keywordtype">void</span> <a class="code" href="class_c_task_manager_engine.html#a6cb8519da9c054c68d00be39a5155a97">CTaskManagerEngine::SetAutomaticUpdateL</a>(<span class="keyword">const</span> TBool& aOn)
<a name="l00272"></a>00272 {
<a name="l00273"></a>00273 iAutomaticUpdate = aOn;
<a name="l00274"></a>00274 <span class="keywordflow">if</span> (iAutomaticUpdate)
<a name="l00275"></a>00275 {
<a name="l00276"></a>00276 <a class="code" href="class_c_task_manager_engine.html#a225fa09d24a862f63f0b3c48192c0962">CheckRefreshL</a>();
<a name="l00277"></a>00277 }
<a name="l00278"></a>00278 }
<a name="l00279"></a>00279
<a name="l00280"></a>00280 <span class="comment">// ----------------------------------------------------</span>
<a name="l00281"></a>00281 <span class="comment">// CTaskManagerEngine::HandleSessionEventL()</span>
<a name="l00282"></a>00282 <span class="comment">// Indicates an event in the message server has occurred. </span>
<a name="l00283"></a>00283 <span class="comment">// Used here for listening incoming SMS messages.</span>
<a name="l00284"></a>00284 <span class="comment">// ----------------------------------------------------</span>
<a name="l00285"></a>00285 <span class="comment">// </span>
<a name="l00286"></a>00286 <span class="keywordtype">void</span> CTaskManagerEngine::HandleSessionEventL(TMsvSessionEvent aEvent, TAny* aArg1, TAny* aArg2, TAny* <span class="comment">/*aArg3*/</span>)
<a name="l00287"></a>00287 {
<a name="l00288"></a>00288 <span class="keywordflow">switch</span> (aEvent)
<a name="l00289"></a>00289 {
<a name="l00290"></a>00290 <span class="keywordflow">case</span> EMsvServerReady:
<a name="l00291"></a>00291 <span class="keywordflow">if</span> (!iMsvEntry)
<a name="l00292"></a>00292 {
<a name="l00293"></a>00293 iMsvEntry = <a class="code" href="class_c_task_manager_engine.html#a048ea3e52e18a4c300d4d79d1dc2c247">CMsvEntry::NewL</a>(*iMsvSession, KMsvGlobalInBoxIndexEntryId, TMsvSelectionOrdering());
<a name="l00294"></a>00294 }
<a name="l00295"></a>00295 <span class="keywordflow">break</span>;
<a name="l00296"></a>00296
<a name="l00297"></a>00297 <span class="keywordflow">case</span> EMsvEntriesCreated:
<a name="l00298"></a>00298 <span class="keywordflow">if</span> (*(static_cast<TMsvId*>(aArg2)) == KMsvGlobalInBoxIndexEntryId)
<a name="l00299"></a>00299 {
<a name="l00300"></a>00300 CMsvEntrySelection* entries = <span class="keyword">static_cast<</span>CMsvEntrySelection*<span class="keyword">></span>(aArg1);
<a name="l00301"></a>00301
<a name="l00302"></a>00302 iMsvEntry->SetEntryL(entries->At(0));
<a name="l00303"></a>00303 TMsvEntry msvEntry(iMsvEntry->Entry());
<a name="l00304"></a>00304 msvEntry.SetVisible(EFalse);
<a name="l00305"></a>00305
<a name="l00306"></a>00306 CClientMtmRegistry* mtmReg = <a class="code" href="class_c_task_manager_engine.html#a048ea3e52e18a4c300d4d79d1dc2c247">CClientMtmRegistry::NewL</a>(*iMsvSession);
<a name="l00307"></a>00307 CleanupStack::PushL(mtmReg);
<a name="l00308"></a>00308 CBaseMtm* smsMtm = mtmReg->NewMtmL(msvEntry.iMtm);
<a name="l00309"></a>00309 smsMtm->SwitchCurrentEntryL(entries->At(0));
<a name="l00310"></a>00310 smsMtm->LoadMessageL();
<a name="l00311"></a>00311 TBool CorrectSms = EFalse;
<a name="l00312"></a>00312
<a name="l00313"></a>00313 <span class="comment">// received SMS message is a 'Task manager update' SMS.</span>
<a name="l00314"></a>00314 <span class="keywordflow">if</span> (smsMtm->Body().Read(0,KSmsUpdateMessage().Length()).Compare(KSmsUpdateMessage)==0)
<a name="l00315"></a>00315 {
<a name="l00316"></a>00316 msvEntry.SetUnread(EFalse);
<a name="l00317"></a>00317 CorrectSms = ETrue;
<a name="l00318"></a>00318 }
<a name="l00319"></a>00319 <span class="comment">// not 'Task manager update' SMS, show it to user.</span>
<a name="l00320"></a>00320 <span class="keywordflow">else</span>
<a name="l00321"></a>00321 {
<a name="l00322"></a>00322 msvEntry.SetVisible(ETrue);
<a name="l00323"></a>00323 }
<a name="l00324"></a>00324
<a name="l00325"></a>00325 iMsvEntry->ChangeL(msvEntry);
<a name="l00326"></a>00326
<a name="l00327"></a>00327 CleanupStack::PopAndDestroy(smsMtm);
<a name="l00328"></a>00328
<a name="l00329"></a>00329 <span class="comment">// if received SMS message was a 'Task Manager update' SMS.</span>
<a name="l00330"></a>00330 <span class="keywordflow">if</span> (CorrectSms)
<a name="l00331"></a>00331 {
<a name="l00332"></a>00332 <span class="comment">// delete the received SMS message for it is not intended for the user to read.</span>
<a name="l00333"></a>00333 iMsvEntry->DeleteL(entries->At(0));
<a name="l00334"></a>00334
<a name="l00335"></a>00335 <span class="comment">// if a transaction is running or program is in the background (paused) </span>
<a name="l00336"></a>00336 <span class="comment">// don't fetch tasks yet.</span>
<a name="l00337"></a>00337 <span class="keywordflow">if</span> (iRunning || iAutomaticUpdate)
<a name="l00338"></a>00338 {
<a name="l00339"></a>00339 iDoRefresh = ETrue;
<a name="l00340"></a>00340 }
<a name="l00341"></a>00341 <span class="comment">// Transaction is not running, fetch tasks.</span>
<a name="l00342"></a>00342 <span class="keywordflow">else</span>
<a name="l00343"></a>00343 {
<a name="l00344"></a>00344 <a class="code" href="class_c_task_manager_engine.html#af8dff876e1096bfdc3bb69b56e35454d">FetchTasksL</a>();
<a name="l00345"></a>00345 }
<a name="l00346"></a>00346 }
<a name="l00347"></a>00347 }
<a name="l00348"></a>00348 <span class="keywordflow">break</span>;
<a name="l00349"></a>00349
<a name="l00350"></a>00350 <span class="keywordflow">default</span>:
<a name="l00351"></a>00351 <span class="keywordflow">break</span>;
<a name="l00352"></a>00352 }
<a name="l00353"></a>00353 }
<a name="l00354"></a>00354
<a name="l00355"></a>00355 <span class="comment">// ----------------------------------------------------</span>
<a name="l00356"></a>00356 <span class="comment">// CTaskManagerEngine::LoadIapsL()</span>
<a name="l00357"></a>00357 <span class="comment">// Loads all IAPs of the device.</span>
<a name="l00358"></a>00358 <span class="comment">// ----------------------------------------------------</span>
<a name="l00359"></a>00359 <span class="comment">// </span>
<a name="l00360"></a>00360 <span class="keywordtype">void</span> CTaskManagerEngine::LoadIapsL()
<a name="l00361"></a>00361 {
<a name="l00362"></a>00362 <span class="comment">// open commdb</span>
<a name="l00363"></a>00363 CCommsDatabase* commDb = <a class="code" href="class_c_task_manager_engine.html#a048ea3e52e18a4c300d4d79d1dc2c247">CCommsDatabase::NewL</a>(EDatabaseTypeIAP);
<a name="l00364"></a>00364 CleanupStack::PushL(commDb);
<a name="l00365"></a>00365
<a name="l00366"></a>00366 <span class="comment">// open IAP table</span>
<a name="l00367"></a>00367 CCommsDbTableView* commView = commDb->OpenIAPTableViewMatchingBearerSetLC(ECommDbBearerCSD|ECommDbBearerGPRS,ECommDbConnectionDirectionOutgoing);
<a name="l00368"></a>00368
<a name="l00369"></a>00369 <span class="comment">// search all IAPs</span>
<a name="l00370"></a>00370 <span class="keywordflow">if</span> (commView->GotoFirstRecord() == KErrNone)
<a name="l00371"></a>00371 {
<a name="l00372"></a>00372 <span class="keywordflow">do</span>
<a name="l00373"></a>00373 {
<a name="l00374"></a>00374 <a class="code" href="class_t_iap.html">TIap</a> iap;
<a name="l00375"></a>00375 commView->ReadTextL(TPtrC(COMMDB_NAME), iap.iName);
<a name="l00376"></a>00376 commView->ReadUintL(TPtrC(COMMDB_ID), iap.iId);
<a name="l00377"></a>00377 User::LeaveIfError(iIAPs.Append(iap));
<a name="l00378"></a>00378 }
<a name="l00379"></a>00379 <span class="keywordflow">while</span> (commView->GotoNextRecord() == KErrNone);
<a name="l00380"></a>00380 }
<a name="l00381"></a>00381 CleanupStack::PopAndDestroy(commView);
<a name="l00382"></a>00382 CleanupStack::PopAndDestroy(commDb);
<a name="l00383"></a>00383 }
<a name="l00384"></a>00384
<a name="l00385"></a>00385 <span class="comment">// ----------------------------------------------------</span>
<a name="l00386"></a>00386 <span class="comment">// CTaskManagerEngine::Iaps()</span>
<a name="l00387"></a>00387 <span class="comment">// Returns all IAPs of the device.</span>
<a name="l00388"></a>00388 <span class="comment">// ----------------------------------------------------</span>
<a name="l00389"></a>00389 <span class="comment">// </span>
<a name="l00390"></a><a class="code" href="class_c_task_manager_engine.html#a59c17c9d84ecb72ecc26ebb79195698d">00390</a> RArray<TIap>& <a class="code" href="class_c_task_manager_engine.html#a59c17c9d84ecb72ecc26ebb79195698d">CTaskManagerEngine::Iaps</a>()
<a name="l00391"></a>00391 {
<a name="l00392"></a>00392 <span class="keywordflow">return</span> iIAPs;
<a name="l00393"></a>00393 }
<a name="l00394"></a>00394
<a name="l00395"></a>00395
<a name="l00396"></a>00396 <span class="comment">// ----------------------------------------------------</span>
<a name="l00397"></a>00397 <span class="comment">// CTaskManagerEngine::ConnectL() (overloaded)</span>
<a name="l00398"></a>00398 <span class="comment">// First phase of initiating a connection between sockets.</span>
<a name="l00399"></a>00399 <span class="comment">// Handles DNS-lookup etc.</span>
<a name="l00400"></a>00400 <span class="comment">// ----------------------------------------------------</span>
<a name="l00401"></a>00401 <span class="keywordtype">void</span> CTaskManagerEngine::ConnectL()
<a name="l00402"></a>00402 {
<a name="l00403"></a>00403 <span class="keywordflow">if</span>( iState == ENotConnected )
<a name="l00404"></a>00404 {
<a name="l00405"></a>00405 TInetAddr addr;
<a name="l00406"></a>00406
<a name="l00407"></a>00407 <span class="comment">// determine if the server address is a valid ip address</span>
<a name="l00408"></a>00408 <span class="keywordflow">if</span>( addr.Input( iServer ) == KErrNone )
<a name="l00409"></a>00409 {
<a name="l00410"></a>00410 ConnectL( addr.Address() );
<a name="l00411"></a>00411 }
<a name="l00412"></a>00412 <span class="keywordflow">else</span> <span class="comment">// if not, we must try DNS-lookup</span>
<a name="l00413"></a>00413 {
<a name="l00414"></a>00414 <span class="comment">// open a dns-resolver session</span>
<a name="l00415"></a>00415 User::LeaveIfError( iResolver.Open( iSocketServer, KAfInet, KProtocolInetUdp) );
<a name="l00416"></a>00416
<a name="l00417"></a>00417 <span class="comment">// DNS-lookup request</span>
<a name="l00418"></a>00418 iResolver.GetByName( iServer, iNameEntry, iStatus );
<a name="l00419"></a>00419
<a name="l00420"></a>00420 iState = ELookingUp;
<a name="l00421"></a>00421 iTimer->After( KTimeOut );
<a name="l00422"></a>00422 SetActive();
<a name="l00423"></a>00423 }
<a name="l00424"></a>00424 }
<a name="l00425"></a>00425 }
<a name="l00426"></a>00426
<a name="l00427"></a>00427
<a name="l00428"></a>00428 <span class="comment">// ----------------------------------------------------</span>
<a name="l00429"></a>00429 <span class="comment">// CTaskManagerEngine::ConnectL() (overloaded)</span>
<a name="l00430"></a>00430 <span class="comment">// True connection function. Takes a valid IP-address</span>
<a name="l00431"></a>00431 <span class="comment">// as parameter (valid as in xxx.xxx.xxx.xxx form)</span>
<a name="l00432"></a>00432 <span class="comment">// ----------------------------------------------------</span>
<a name="l00433"></a>00433 <span class="keywordtype">void</span> CTaskManagerEngine::ConnectL( TUint32 aAddr )
<a name="l00434"></a>00434 {
<a name="l00435"></a>00435 <span class="keywordflow">if</span>( iState == ENotConnected )
<a name="l00436"></a>00436 {
<a name="l00437"></a>00437 <span class="comment">// open a new socket</span>
<a name="l00438"></a>00438 <span class="preprocessor">#ifdef __WINS__</span>
<a name="l00439"></a>00439 <span class="preprocessor"></span> <span class="comment">// Emulator can't handle RConnections</span>
<a name="l00440"></a>00440 User::LeaveIfError( iSocket.Open( iSocketServer,
<a name="l00441"></a>00441 KAfInet,
<a name="l00442"></a>00442 KSockStream,
<a name="l00443"></a>00443 KProtocolInetTcp ) );
<a name="l00444"></a>00444 <span class="preprocessor">#else</span>
<a name="l00445"></a>00445 <span class="preprocessor"></span> User::LeaveIfError( iSocket.Open( iSocketServer,
<a name="l00446"></a>00446 KAfInet,
<a name="l00447"></a>00447 KSockStream,
<a name="l00448"></a>00448 KProtocolInetTcp,
<a name="l00449"></a>00449 iConnection ) );
<a name="l00450"></a>00450 <span class="preprocessor">#endif</span>
<a name="l00451"></a>00451 <span class="preprocessor"></span> <span class="comment">// set correct port and address</span>
<a name="l00452"></a>00452 iAddress.SetPort( iPort );
<a name="l00453"></a>00453 iAddress.SetAddress( aAddr );
<a name="l00454"></a>00454
<a name="l00455"></a>00455 <span class="comment">// try to connect the socket</span>
<a name="l00456"></a>00456 iSocket.Connect( iAddress, iStatus );
<a name="l00457"></a>00457 iState = EConnecting;
<a name="l00458"></a>00458
<a name="l00459"></a>00459 iTimer->After( KTimeOut );
<a name="l00460"></a>00460
<a name="l00461"></a>00461 SetActive();
<a name="l00462"></a>00462 }
<a name="l00463"></a>00463 }
<a name="l00464"></a>00464
<a name="l00465"></a>00465 <span class="comment">// ----------------------------------------------------</span>
<a name="l00466"></a>00466 <span class="comment">// CTaskManagerEngine::DoCancel()</span>
<a name="l00467"></a>00467 <span class="comment">// Called when a cancel is done during activity.</span>
<a name="l00468"></a>00468 <span class="comment">// ----------------------------------------------------</span>
<a name="l00469"></a>00469 <span class="comment">//</span>
<a name="l00470"></a><a class="code" href="class_c_task_manager_engine.html#abf9e6ebb56a51c53d0366cecdf3bd654">00470</a> <span class="keywordtype">void</span> <a class="code" href="class_c_task_manager_engine.html#abf9e6ebb56a51c53d0366cecdf3bd654">CTaskManagerEngine::DoCancel</a>()
<a name="l00471"></a>00471 {
<a name="l00472"></a>00472 iTimer->Cancel();
<a name="l00473"></a>00473
<a name="l00474"></a>00474 <span class="keywordflow">switch</span>( iState )
<a name="l00475"></a>00475 {
<a name="l00476"></a>00476 <span class="keywordflow">case</span> EStartingGPRS:
<a name="l00477"></a>00477 {
<a name="l00478"></a>00478 iConnection.Stop();
<a name="l00479"></a>00479 <span class="keywordflow">break</span>;
<a name="l00480"></a>00480 }
<a name="l00481"></a>00481 <span class="keywordflow">case</span> ELookingUp:
<a name="l00482"></a>00482 {
<a name="l00483"></a>00483 iResolver.Cancel();
<a name="l00484"></a>00484 iResolver.Close();
<a name="l00485"></a>00485 iState = ENotConnected;
<a name="l00486"></a>00486 <span class="keywordflow">break</span>;
<a name="l00487"></a>00487 }
<a name="l00488"></a>00488 <span class="keywordflow">case</span> EConnecting:
<a name="l00489"></a>00489 {
<a name="l00490"></a>00490 iSocket.CancelConnect();
<a name="l00491"></a>00491 iSocket.Close();
<a name="l00492"></a>00492 iState = ENotConnected;
<a name="l00493"></a>00493 <span class="keywordflow">break</span>;
<a name="l00494"></a>00494 }
<a name="l00495"></a>00495 <span class="keywordflow">case</span> ESSLConnecting:
<a name="l00496"></a>00496 {
<a name="l00497"></a>00497 iSecureSocket->CancelHandshake();
<a name="l00498"></a>00498
<a name="l00499"></a>00499 EndConnection();
<a name="l00500"></a>00500 <span class="keywordflow">break</span>;
<a name="l00501"></a>00501 }
<a name="l00502"></a>00502 <span class="keywordflow">case</span> EWriting:
<a name="l00503"></a>00503 {
<a name="l00504"></a>00504 iSecureSocket->CancelSend();
<a name="l00505"></a>00505 iReader->Cancel();
<a name="l00506"></a>00506
<a name="l00507"></a>00507 EndConnection();
<a name="l00508"></a>00508 <span class="keywordflow">break</span>;
<a name="l00509"></a>00509 }
<a name="l00510"></a>00510 <span class="keywordflow">default</span>:
<a name="l00511"></a>00511 {
<a name="l00512"></a>00512 Panic( ETaskManagerInvalidState );
<a name="l00513"></a>00513 <span class="keywordflow">break</span>;
<a name="l00514"></a>00514 }
<a name="l00515"></a>00515 };
<a name="l00516"></a>00516 }
<a name="l00517"></a>00517
<a name="l00518"></a>00518 <span class="comment">// ----------------------------------------------------</span>
<a name="l00519"></a>00519 <span class="comment">// CTaskManagerEngine::RunL()</span>
<a name="l00520"></a>00520 <span class="comment">// Handles the states of the object and ensures everything</span>
<a name="l00521"></a>00521 <span class="comment">// is done in right order.</span>
<a name="l00522"></a>00522 <span class="comment">// ----------------------------------------------------</span>
<a name="l00523"></a>00523 <span class="comment">//</span>
<a name="l00524"></a><a class="code" href="class_c_task_manager_engine.html#a96613975c015dea937d1958227df5bd7">00524</a> <span class="keywordtype">void</span> <a class="code" href="class_c_task_manager_engine.html#a96613975c015dea937d1958227df5bd7">CTaskManagerEngine::RunL</a>()
<a name="l00525"></a>00525 {
<a name="l00526"></a>00526 iTimer->Cancel();
<a name="l00527"></a>00527
<a name="l00528"></a>00528 <span class="keywordflow">switch</span>( iState )
<a name="l00529"></a>00529 {
<a name="l00530"></a>00530 <span class="comment">// After GPRS service has been started (or failed to start)</span>
<a name="l00531"></a>00531 <span class="keywordflow">case</span> EStartingGPRS:
<a name="l00532"></a>00532 {
<a name="l00533"></a>00533 iState = ENotConnected;
<a name="l00534"></a>00534
<a name="l00535"></a>00535 <span class="keywordflow">if</span>( iStatus == KErrNone )
<a name="l00536"></a>00536 {
<a name="l00537"></a>00537 iOpeningConnection = EFalse;
<a name="l00538"></a>00538 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#acc250172c2e57609e2993bfea1214d37">ConnectingToServerL</a>( (iOperation == TRequest::EFetchTasks ) );
<a name="l00539"></a>00539 ConnectL();
<a name="l00540"></a>00540 }
<a name="l00541"></a>00541 <span class="keywordflow">else</span>
<a name="l00542"></a>00542 {
<a name="l00543"></a>00543 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#ae487a3f2e816de373c20da0b56edc407">ErrorL</a>( KGPRSStartError );
<a name="l00544"></a>00544 }
<a name="l00545"></a>00545 <span class="keywordflow">break</span>;
<a name="l00546"></a>00546 }
<a name="l00547"></a>00547 <span class="comment">// After DNS resolver has finished</span>
<a name="l00548"></a>00548 <span class="keywordflow">case</span> ELookingUp:
<a name="l00549"></a>00549 {
<a name="l00550"></a>00550 iResolver.Close();
<a name="l00551"></a>00551 iState = ENotConnected;
<a name="l00552"></a>00552
<a name="l00553"></a>00553 <span class="keywordflow">if</span>( iStatus == KErrNone ) <span class="comment">// DNS-lookup was successful</span>
<a name="l00554"></a>00554 {
<a name="l00555"></a>00555 iNameRecord = iNameEntry();
<a name="l00556"></a>00556
<a name="l00557"></a>00557 TBuf<15> ipAddr;
<a name="l00558"></a>00558 TInetAddr::Cast( iNameRecord.iAddr ).Output( ipAddr );
<a name="l00559"></a>00559
<a name="l00560"></a>00560 ConnectL( TInetAddr::Cast( iNameRecord.iAddr ).Address() );
<a name="l00561"></a>00561 }
<a name="l00562"></a>00562 <span class="keywordflow">else</span> <span class="comment">// DNS-lookup failed</span>
<a name="l00563"></a>00563 {
<a name="l00564"></a>00564 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#ae487a3f2e816de373c20da0b56edc407">ErrorL</a>( KLookupError );
<a name="l00565"></a>00565 }
<a name="l00566"></a>00566
<a name="l00567"></a>00567 <span class="keywordflow">break</span>;
<a name="l00568"></a>00568 }
<a name="l00569"></a>00569 <span class="comment">// After socket has finished connecting</span>
<a name="l00570"></a>00570 <span class="keywordflow">case</span> EConnecting:
<a name="l00571"></a>00571 {
<a name="l00572"></a>00572 <span class="comment">// everything went as planned</span>
<a name="l00573"></a>00573 <span class="keywordflow">if</span>( iStatus == KErrNone )
<a name="l00574"></a>00574 {
<a name="l00575"></a>00575 iState = ESSLConnecting;
<a name="l00576"></a>00576 iSecureSocket = <a class="code" href="class_c_task_manager_engine.html#a048ea3e52e18a4c300d4d79d1dc2c247">CSecureSocket::NewL</a>( iSocket, KSSL3 );
<a name="l00577"></a>00577
<a name="l00578"></a>00578 <span class="preprocessor"> #ifdef __SERIES60_30__</span>
<a name="l00579"></a>00579 <span class="preprocessor"></span> <span class="comment">// The CSecureSocket implementation has changed slightly in S60 3rd Edition,</span>
<a name="l00580"></a>00580 <span class="comment">// this additional option with the server host name needs to be set (in a 8-bit</span>
<a name="l00581"></a>00581 <span class="comment">// descriptor).</span>
<a name="l00582"></a>00582 TBuf8<KMaxServerNameLength> tempName;
<a name="l00583"></a>00583 tempName.Copy(iServer);
<a name="l00584"></a>00584 iSecureSocket->SetOpt(KSoSSLDomainName, KSolInetSSL, tempName);
<a name="l00585"></a>00585 <span class="preprocessor"> #endif</span>
<a name="l00586"></a>00586 <span class="preprocessor"></span>
<a name="l00587"></a>00587 iSecureSocket->StartClientHandshake( iStatus );
<a name="l00588"></a>00588 iTimer->After( KTimeOut );
<a name="l00589"></a>00589 SetActive();
<a name="l00590"></a>00590 }
<a name="l00591"></a>00591 <span class="keywordflow">else</span> <span class="comment">// we couldn't open a connection</span>
<a name="l00592"></a>00592 {
<a name="l00593"></a>00593 iSocket.Close();
<a name="l00594"></a>00594 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#ae487a3f2e816de373c20da0b56edc407">ErrorL</a>( KConnectionError );
<a name="l00595"></a>00595 iState = ENotConnected;
<a name="l00596"></a>00596 }
<a name="l00597"></a>00597
<a name="l00598"></a>00598 <span class="keywordflow">break</span>;
<a name="l00599"></a>00599 }
<a name="l00600"></a>00600 <span class="comment">// After the SSL-handshake has been completed</span>
<a name="l00601"></a>00601 <span class="keywordflow">case</span> ESSLConnecting:
<a name="l00602"></a>00602 {
<a name="l00603"></a>00603 <span class="keywordflow">if</span>( iStatus == KErrNone )
<a name="l00604"></a>00604 {
<a name="l00605"></a>00605 iState = EConnected;
<a name="l00606"></a>00606 iReader-><a class="code" href="class_c_task_manager_engine_reader.html#a4d1cc1f1545b71300d64d8d6fd9e3549">SetSecureSocket</a>( iSecureSocket );
<a name="l00607"></a>00607
<a name="l00608"></a>00608 <span class="comment">// These parameters are formatted into a string that is saved to iWriteBuffer</span>
<a name="l00609"></a>00609 <a class="code" href="class_t_request.html#ad1bfe2a053a3d898a965a180e8a63373">TRequest::GetMessage</a>( iUsername, iPassword, iOperation, iMarkId, iWriteBuffer );
<a name="l00610"></a>00610
<a name="l00611"></a>00611 <span class="comment">// We begin reading just before writing just so we won't miss anything</span>
<a name="l00612"></a>00612 iReader-><a class="code" href="class_c_task_manager_engine_reader.html#aea3e0c03c3fb85f2a5e492dc9032c9cd">Start</a>();
<a name="l00613"></a>00613
<a name="l00614"></a>00614 <span class="comment">// We send the command data to the server</span>
<a name="l00615"></a>00615 iSecureSocket->Send( iWriteBuffer, iStatus );
<a name="l00616"></a>00616 iState = EWriting;
<a name="l00617"></a>00617
<a name="l00618"></a>00618 <span class="comment">// Start a timer</span>
<a name="l00619"></a>00619 iTimer->After( KTimeOut );
<a name="l00620"></a>00620 SetActive();
<a name="l00621"></a>00621 }
<a name="l00622"></a>00622 <span class="keywordflow">else</span>
<a name="l00623"></a>00623 {
<a name="l00624"></a>00624 <span class="comment">// CSecureSocket can be instantiated only after a socket has been connected so</span>
<a name="l00625"></a>00625 <span class="comment">// it must be deleted after every connection</span>
<a name="l00626"></a>00626 iSecureSocket->Close(); <span class="comment">// this closes the regular socket as well</span>
<a name="l00627"></a>00627 <span class="keyword">delete</span> iSecureSocket;
<a name="l00628"></a>00628 iSecureSocket = NULL;
<a name="l00629"></a>00629
<a name="l00630"></a>00630 iState = ENotConnected;
<a name="l00631"></a>00631 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#ae487a3f2e816de373c20da0b56edc407">ErrorL</a>( KSSLConnError );
<a name="l00632"></a>00632 }
<a name="l00633"></a>00633 <span class="keywordflow">break</span>;
<a name="l00634"></a>00634 }
<a name="l00635"></a>00635 <span class="keywordflow">case</span> EWriting:
<a name="l00636"></a>00636 {
<a name="l00637"></a>00637 <span class="keywordflow">if</span>( iStatus == KErrNone )
<a name="l00638"></a>00638 {
<a name="l00639"></a>00639 iTimer->After( KTimeOut ); <span class="comment">// So we won't wait forever for a response</span>
<a name="l00640"></a>00640 iState = EReading;
<a name="l00641"></a>00641 }
<a name="l00642"></a>00642 <span class="keywordflow">else</span>
<a name="l00643"></a>00643 { <span class="comment">// writing failed</span>
<a name="l00644"></a>00644 iState = EConnected;
<a name="l00645"></a>00645
<a name="l00646"></a>00646 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#ae487a3f2e816de373c20da0b56edc407">ErrorL</a>( KWriteError );
<a name="l00647"></a>00647 }
<a name="l00648"></a>00648 <span class="keywordflow">break</span>;
<a name="l00649"></a>00649 }
<a name="l00650"></a>00650 <span class="keywordflow">default</span>:
<a name="l00651"></a>00651 {
<a name="l00652"></a>00652 User::Leave( ETaskManagerInvalidState );
<a name="l00653"></a>00653 }
<a name="l00654"></a>00654 };
<a name="l00655"></a>00655 }
<a name="l00656"></a>00656
<a name="l00657"></a><a class="code" href="class_c_task_manager_engine.html#a49ee6807db2a18eadfa2c344d19d7f7c">00657</a> TInt <a class="code" href="class_c_task_manager_engine.html#a49ee6807db2a18eadfa2c344d19d7f7c">CTaskManagerEngine::RunError</a>( TInt <span class="comment">/*aError*/</span> )
<a name="l00658"></a>00658 {
<a name="l00659"></a>00659 <span class="keywordflow">return</span> KErrNone;
<a name="l00660"></a>00660 }
<a name="l00661"></a>00661
<a name="l00662"></a>00662 <span class="comment">// ----------------------------------------------------</span>
<a name="l00663"></a>00663 <span class="comment">// CTaskManagerEngine::GPRSConnectL()</span>
<a name="l00664"></a>00664 <span class="comment">// Will open up a (GPRS) connection. We open it using the</span>
<a name="l00665"></a>00665 <span class="comment">// IAP the user chose at the beginning. (View)</span>
<a name="l00666"></a>00666 <span class="comment">// ----------------------------------------------------</span>
<a name="l00667"></a>00667 <span class="comment">// </span>
<a name="l00668"></a>00668 <span class="keywordtype">void</span> CTaskManagerEngine::GPRSConnectL()
<a name="l00669"></a>00669 {
<a name="l00670"></a>00670 <span class="comment">// this functionality is not applicable for the emulator</span>
<a name="l00671"></a>00671 <span class="preprocessor">#ifndef __WINS__ </span>
<a name="l00672"></a>00672 <span class="preprocessor"></span> TBool connected = EFalse;
<a name="l00673"></a>00673
<a name="l00674"></a>00674 <span class="comment">// Lets first check are we already connected.</span>
<a name="l00675"></a>00675 TUint connectionCount;
<a name="l00676"></a>00676 User::LeaveIfError(iConnection.EnumerateConnections(connectionCount));
<a name="l00677"></a>00677 TPckgBuf<TConnectionInfoV2> connectionInfo;
<a name="l00678"></a>00678 <span class="keywordflow">for</span> (TUint i = 1; i <= connectionCount; i++)
<a name="l00679"></a>00679 {
<a name="l00680"></a>00680 User::LeaveIfError(iConnection.GetConnectionInfo(i, connectionInfo));
<a name="l00681"></a>00681 <span class="keywordflow">if</span> (connectionInfo().iIapId == iIap)
<a name="l00682"></a>00682 {
<a name="l00683"></a>00683 connected = ETrue;
<a name="l00684"></a>00684 <span class="keywordflow">break</span>;
<a name="l00685"></a>00685 }
<a name="l00686"></a>00686 }
<a name="l00687"></a>00687
<a name="l00688"></a>00688 <span class="comment">// Not yet connected, start connection</span>
<a name="l00689"></a>00689 <span class="keywordflow">if</span> (!connected)
<a name="l00690"></a>00690 {
<a name="l00691"></a>00691 <span class="comment">//Define preferences for connection</span>
<a name="l00692"></a>00692 TCommDbConnPref prefs;
<a name="l00693"></a>00693 prefs.SetIapId(iIap);
<a name="l00694"></a>00694 prefs.SetDialogPreference(ECommDbDialogPrefDoNotPrompt);
<a name="l00695"></a>00695
<a name="l00696"></a>00696 <span class="comment">//Start Connection</span>
<a name="l00697"></a>00697 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#a81df9d3e254a9f0b09d04fedbd32f063">OpeningConnectionL</a>();
<a name="l00698"></a>00698
<a name="l00699"></a>00699 <span class="comment">//Asnychronic call</span>
<a name="l00700"></a>00700 iOpeningConnection = ETrue;
<a name="l00701"></a>00701 iConnection.Start(prefs, iStatus);
<a name="l00702"></a>00702
<a name="l00703"></a>00703 iState = EStartingGPRS;
<a name="l00704"></a>00704 iTimer->After( KTimeOut );
<a name="l00705"></a>00705 SetActive();
<a name="l00706"></a>00706
<a name="l00707"></a>00707 <span class="keywordflow">return</span>;
<a name="l00708"></a>00708 }
<a name="l00709"></a>00709 <span class="preprocessor">#endif // __WINS__</span>
<a name="l00710"></a>00710 <span class="preprocessor"></span>
<a name="l00711"></a>00711 ConnectL();
<a name="l00712"></a>00712 }
<a name="l00713"></a>00713
<a name="l00714"></a>00714 <span class="comment">// ----------------------------------------------------</span>
<a name="l00715"></a>00715 <span class="comment">// CTaskManagerEngine::PackageReceivedL()</span>
<a name="l00716"></a>00716 <span class="comment">// The socket reader calls this function to pass the received</span>
<a name="l00717"></a>00717 <span class="comment">// data to the engine. The function passes it on to CResponse</span>
<a name="l00718"></a>00718 <span class="comment">// which does the actual parsing.</span>
<a name="l00719"></a>00719 <span class="comment">// ----------------------------------------------------</span>
<a name="l00720"></a>00720 <span class="comment">//</span>
<a name="l00721"></a><a class="code" href="class_c_task_manager_engine.html#a0878a2c467b0e65c391b58952cbba01f">00721</a> TBool <a class="code" href="class_c_task_manager_engine.html#a0878a2c467b0e65c391b58952cbba01f">CTaskManagerEngine::PackageReceivedL</a>( <span class="keyword">const</span> TDesC8& aData )
<a name="l00722"></a>00722 {
<a name="l00723"></a>00723 <span class="comment">// Timer is stopped</span>
<a name="l00724"></a>00724 iTimer->Cancel();
<a name="l00725"></a>00725
<a name="l00726"></a>00726 <span class="keywordflow">if</span>( !iResponse )
<a name="l00727"></a>00727 {
<a name="l00728"></a>00728 iResponse = <a class="code" href="class_c_task_manager_engine.html#a048ea3e52e18a4c300d4d79d1dc2c247">CResponse::NewL</a>();
<a name="l00729"></a>00729 }
<a name="l00730"></a>00730
<a name="l00731"></a>00731 iResponse-><a class="code" href="class_c_response.html#abbd142a6b537780d136cb9b12e3d6572">InputDataL</a>( aData );
<a name="l00732"></a>00732
<a name="l00733"></a>00733 <span class="keywordflow">switch</span>( iResponse-><a class="code" href="class_c_response.html#a118506616c44d373a0a924f6fd4dea0b">GetState</a>() )
<a name="l00734"></a>00734 {
<a name="l00735"></a>00735 <span class="keywordflow">case</span> CResponse::ENotComplete:
<a name="l00736"></a>00736 {
<a name="l00737"></a>00737 iTimer->After( KTimeOut );
<a name="l00738"></a>00738 <span class="keywordflow">return</span> ETrue;
<a name="l00739"></a>00739 }
<a name="l00740"></a>00740 <span class="keywordflow">case</span> CResponse::EError:
<a name="l00741"></a>00741 {
<a name="l00742"></a>00742 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#ae487a3f2e816de373c20da0b56edc407">ErrorL</a>( KErroneousPackage );
<a name="l00743"></a>00743 }
<a name="l00744"></a>00744 <span class="keywordflow">case</span> CResponse::EComplete:
<a name="l00745"></a>00745 {
<a name="l00746"></a>00746 iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#abdb774e645bfd76beacc43ac3f033219">SuccessL</a>( *iResponse );
<a name="l00747"></a>00747 <a class="code" href="class_c_task_manager_engine.html#a225fa09d24a862f63f0b3c48192c0962">CheckRefreshL</a>();
<a name="l00748"></a>00748 }
<a name="l00749"></a>00749 }
<a name="l00750"></a>00750
<a name="l00751"></a>00751 EndConnection();
<a name="l00752"></a>00752 <span class="keywordflow">return</span> EFalse;
<a name="l00753"></a>00753 }
<a name="l00754"></a>00754
<a name="l00755"></a>00755 <span class="comment">// ----------------------------------------------------</span>
<a name="l00756"></a>00756 <span class="comment">// CTaskManagerEngine::EndConnection()</span>
<a name="l00757"></a>00757 <span class="comment">// Ends the connection to the server in a controlled manner.</span>
<a name="l00758"></a>00758 <span class="comment">// ----------------------------------------------------</span>
<a name="l00759"></a>00759 <span class="comment">//</span>
<a name="l00760"></a>00760 <span class="keywordtype">void</span> CTaskManagerEngine::EndConnection()
<a name="l00761"></a>00761 {
<a name="l00762"></a>00762 <span class="keyword">delete</span> iResponse;
<a name="l00763"></a>00763 iResponse = NULL;
<a name="l00764"></a>00764
<a name="l00765"></a>00765 <span class="keywordflow">if</span>( iSecureSocket )
<a name="l00766"></a>00766 {
<a name="l00767"></a>00767 iSecureSocket->Close(); <span class="comment">// also closes the normal socket </span>
<a name="l00768"></a>00768 }
<a name="l00769"></a>00769 <span class="keywordflow">else</span>
<a name="l00770"></a>00770 {
<a name="l00771"></a>00771 iSocket.Close();
<a name="l00772"></a>00772 }
<a name="l00773"></a>00773
<a name="l00774"></a>00774 <span class="keyword">delete</span> iSecureSocket;
<a name="l00775"></a>00775 iSecureSocket = NULL;
<a name="l00776"></a>00776
<a name="l00777"></a>00777 iRunning = EFalse;
<a name="l00778"></a>00778 iState = ENotConnected;
<a name="l00779"></a>00779 }
<a name="l00780"></a>00780
<a name="l00781"></a>00781 <span class="comment">// ----------------------------------------------------</span>
<a name="l00782"></a>00782 <span class="comment">// CTaskManagerEngine::TimerExpired()</span>
<a name="l00783"></a>00783 <span class="comment">// Timer calls this function to notify a timeout with</span>
<a name="l00784"></a>00784 <span class="comment">// connection, write or read.</span>
<a name="l00785"></a>00785 <span class="comment">// ----------------------------------------------------</span>
<a name="l00786"></a>00786 <span class="comment">//</span>
<a name="l00787"></a><a class="code" href="class_c_task_manager_engine.html#ace09b9aeb7c9dc50dd769e5d0cc489e7">00787</a> <span class="keywordtype">void</span> <a class="code" href="class_c_task_manager_engine.html#ace09b9aeb7c9dc50dd769e5d0cc489e7">CTaskManagerEngine::TimerExpired</a>()
<a name="l00788"></a>00788 {
<a name="l00789"></a>00789 TRAPD( err, iTransactionObserver.<a class="code" href="class_m_transaction_observer.html#a781e451fe90e8678793278279d37d5f0">FailedL</a>( 1 ) );
<a name="l00790"></a>00790
<a name="l00791"></a>00791 <span class="keywordflow">if</span>( err != KErrNone )
<a name="l00792"></a>00792 {
<a name="l00793"></a>00793 Panic( err );
<a name="l00794"></a>00794 }
<a name="l00795"></a>00795 Cancel();
<a name="l00796"></a>00796 }
<a name="l00797"></a>00797
<a name="l00798"></a>00798 <span class="comment">// End of file</span>
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