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1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #include "rexplicithttpsession.h" |
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17 |
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18 #include <commdbconnpref.h> |
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19 |
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20 #include <cdblen.h> |
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21 #include <metadatabase.h> |
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22 #include <commsdattypesv1_1.h> |
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23 using namespace CommsDat; |
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24 |
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25 |
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26 _LIT(KSlashChar, "\\"); |
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27 const TInt32 KMaxLenColonNumberStr = (1 + 10); // 1 Char for ':' and 10 Chars for TUint32 string |
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28 |
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29 /** |
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30 A default RExplicitHTTPSession constructor. |
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31 */ |
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32 EXPORT_C RExplicitHTTPSession::RExplicitHTTPSession() |
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33 { |
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34 } |
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35 |
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36 |
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37 /** |
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38 This is a wrapper for the session handle RHTTPSession. |
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39 It opens a session and sets up the proxies and the network settings using the provided IAP. |
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40 It also starts a connection using the connection preference settings in CommDb. |
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41 This function leaves with an appropriate error code if the open failed. |
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42 |
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43 @param aUri This is used to retrieve the proxy record. If no proxy is found for the given URI, |
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44 then no proxy will be used by default. |
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45 @param aIapNumber This carries the IAP. If this is non-zero, it will be set as a |
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46 connction preference and the user will not be prompted for an IAP. |
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47 @param aStartConnection If set to ETrue, a new connection is started. This by default is set to ETrue. |
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48 */ |
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49 EXPORT_C void RExplicitHTTPSession::OpenL(const TUriC8& aUri, TUint32 aIapNumber, TBool aStartConnection) |
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50 { |
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51 BindConnectionL(aIapNumber, aStartConnection); |
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52 |
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53 /* |
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54 Finally, get the proxy settings from the comms database. Note that if |
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55 there is a problem with retrieving this info, we will use no proxy by |
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56 default. |
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57 The proxy which is retrieved is based on the scheme used by the URI |
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58 to be opened. eg if the URI to be opened is https://myhost.com/... |
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59 then the HTTPS proxy will be used |
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60 */ |
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61 |
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62 HBufC8* proxy = NULL; |
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63 |
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64 TBool useProxy = EFalse; |
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65 |
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66 TRAPD(err, useProxy = UseProxyL(aUri.Extract(EUriScheme), proxy)); |
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67 |
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68 if (useProxy && !err) |
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69 { |
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70 RStringPool strPool = iHTTPSession.StringPool(); |
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71 RHTTPConnectionInfo connInfo = iHTTPSession.ConnectionInfo(); |
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72 |
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73 CleanupStack::PushL(proxy); |
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74 RStringF proxyAddr = strPool.OpenFStringL(*proxy); |
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75 CleanupClosePushL(proxyAddr); |
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76 |
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77 THTTPHdrVal proxyUsage(strPool.StringF(HTTP::EUseProxy, |
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78 RHTTPSession::GetTable())); |
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79 |
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80 connInfo.SetPropertyL(strPool.StringF(HTTP::EProxyUsage, |
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81 RHTTPSession::GetTable()), proxyUsage); |
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82 |
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83 connInfo.SetPropertyL(strPool.StringF(HTTP::EProxyAddress, |
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84 RHTTPSession::GetTable()), proxyAddr); |
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85 |
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86 CleanupStack::PopAndDestroy(2, proxy); // pop proxyAddr and proxy |
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87 } |
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88 } |
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89 |
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90 |
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91 /** |
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92 This API can be used to start an RConnection. It uses the connection preferences |
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93 set while opening the handle to RExplicitHTTPSession to start the RConnection. |
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94 |
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95 @param aStatus On return, the status of the request, e.g. KErrNone, KErrAlreadyExists. |
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96 */ |
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97 EXPORT_C void RExplicitHTTPSession::StartConnection(TRequestStatus& aStatus) |
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98 { |
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99 if (iIap) |
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100 { |
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101 TCommDbConnPref connectionPref; |
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102 connectionPref.SetIapId(iIap); |
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103 connectionPref.SetDialogPreference(ECommDbDialogPrefDoNotPrompt); |
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104 iConnection.Start(connectionPref, aStatus); |
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105 } |
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106 else |
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107 { |
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108 iConnection.Start(aStatus); |
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109 } |
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110 } |
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111 |
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112 |
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113 /** |
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114 This API is used to close the RConnection. |
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115 */ |
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116 EXPORT_C void RExplicitHTTPSession::CancelStart() |
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117 { |
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118 iConnection.Close(); |
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119 iConnection.Open(iSocketServ); |
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120 } |
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121 |
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122 |
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123 /** |
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124 Closes the handle to RExplicitHTTPSession. It also closes the handle to RHTTPSession, the RConnection |
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125 and the RSocketServ. |
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126 */ |
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127 EXPORT_C void RExplicitHTTPSession::Close() |
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128 { |
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129 iHTTPSession.Close(); |
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130 iConnection.Close(); |
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131 iSocketServ.Close(); |
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132 } |
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133 |
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134 |
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135 /** |
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136 Returns a handle to the RHTTPSession. |
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137 |
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138 @return RHTTPSession |
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139 */ |
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140 EXPORT_C RHTTPSession& RExplicitHTTPSession::HTTPSession() |
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141 { |
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142 return iHTTPSession; |
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143 } |
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144 |
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145 void RExplicitHTTPSession::BindConnectionL(TUint32 aIap, TBool aStartConnection) |
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146 { |
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147 iIap = aIap; |
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148 // Open the socket server to create the connection |
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149 User::LeaveIfError(iSocketServ.Connect()); |
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150 User::LeaveIfError(iConnection.Open(iSocketServ)); |
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151 |
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152 // we may wish to do an async connection start. |
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153 if (aStartConnection) |
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154 { |
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155 // If the IAP number is non-zero, we have an explicit IAP to use |
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156 if (iIap) |
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157 { |
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158 TCommDbConnPref connectionPref; |
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159 connectionPref.SetIapId(iIap); |
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160 connectionPref.SetDialogPreference(ECommDbDialogPrefDoNotPrompt); |
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161 User::LeaveIfError(iConnection.Start(connectionPref)); |
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162 } |
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163 else |
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164 { |
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165 User::LeaveIfError(iConnection.Start()); |
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166 } |
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167 } |
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168 |
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169 // Now open the real HTTP session and bind this session with the |
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170 // socket server/connection |
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171 iHTTPSession.OpenL(); |
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172 RStringPool strPool = iHTTPSession.StringPool(); |
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173 |
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174 RHTTPConnectionInfo connInfo = iHTTPSession.ConnectionInfo(); |
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175 |
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176 connInfo.SetPropertyL(strPool.StringF(HTTP::EHttpSocketServ, |
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177 RHTTPSession::GetTable()), THTTPHdrVal(iSocketServ.Handle())); |
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178 |
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179 connInfo.SetPropertyL(strPool.StringF(HTTP::EHttpSocketConnection, |
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180 RHTTPSession::GetTable()), |
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181 THTTPHdrVal(reinterpret_cast<TInt>(&iConnection))); |
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182 } |
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183 |
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184 TBool RExplicitHTTPSession::UseProxyL(const TDesC8& aScheme, HBufC8*& aProxyServer) |
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185 { |
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186 TBool useProxy = EFalse; |
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187 |
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188 // Get the service id and service type from the connection |
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189 TBuf<KCommsDbSvrMaxFieldLength> field; |
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190 |
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191 field = TPtrC(IAP); |
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192 field.Append(KSlashChar); |
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193 field.Append(TPtrC(IAP_SERVICE)); |
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194 |
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195 TUint32 serviceId; |
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196 User::LeaveIfError(iConnection.GetIntSetting(field, serviceId)); |
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197 |
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198 field = TPtrC(IAP); |
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199 field.Append(KSlashChar); |
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200 field.Append(TPtrC(IAP_SERVICE_TYPE)); |
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201 |
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202 TBuf<KCommsDbSvrMaxFieldLength> serviceType; |
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203 |
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204 User::LeaveIfError(iConnection.GetDesSetting(field, serviceType)); |
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205 |
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206 // Now we've got the comms database, from the serviceId and serviceType, |
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207 // get the proxy record |
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208 |
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209 // use commsDat API |
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210 |
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211 // Create CommmsDat seesion using latest version of commsdat |
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212 CMDBSession* session = CMDBSession::NewLC(CMDBSession::LatestVersion()); |
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213 //CMDBSession* session = CMDBSession::NewLC(KCommsDatVersion); |
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214 |
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215 // *************************************** |
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216 // Create the CMDBRecordSet for the search |
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217 // *************************************** |
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218 CMDBRecordSet<CCDProxiesRecord>* pProxiesRecordSet = new (ELeave)CMDBRecordSet<CCDProxiesRecord>(KCDTIdProxiesRecord); |
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219 CleanupStack::PushL(pProxiesRecordSet); |
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220 |
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221 CCDProxiesRecord* primingRecord = static_cast <CCDProxiesRecord*> (CCDRecordBase::RecordFactoryL(KCDTIdProxiesRecord)); |
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222 CleanupStack::PushL(primingRecord); |
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223 |
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224 // ************************************ |
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225 // build priming record for the search |
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226 // ************************************ |
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227 primingRecord->iServiceType.SetMaxLengthL(serviceType.Length()); |
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228 primingRecord->iServiceType = serviceType; |
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229 |
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230 primingRecord->iService = serviceId; |
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231 primingRecord->iUseProxyServer = ETrue; |
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232 |
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233 // Create 16-bit copy and set ProtocolName |
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234 HBufC16* protocolName16 = HBufC16::NewLC(aScheme.Length()); |
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235 TPtr16 ptr(protocolName16->Des()); |
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236 ptr.Copy(aScheme); |
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237 primingRecord->iProtocolName.SetMaxLengthL(ptr.Length()); |
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238 primingRecord->iProtocolName = ptr; |
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239 CleanupStack::PopAndDestroy(protocolName16); |
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240 |
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241 pProxiesRecordSet->iRecords.AppendL(primingRecord); |
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242 CleanupStack::Pop(primingRecord); |
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243 |
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244 // ***************************** |
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245 // Search for the priming record |
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246 // ***************************** |
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247 if (pProxiesRecordSet->FindL(*session)) |
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248 { |
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249 // Proxy is located so copy settings to aProxyServer |
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250 TPtrC serverName(static_cast <CCDProxiesRecord*> (pProxiesRecordSet->iRecords[0])->iServerName); |
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251 |
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252 // Create the 8-bit version allowing extra characters for port number |
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253 HBufC8* proxyServer = HBufC8::NewLC(serverName.Length() + KMaxLenColonNumberStr); |
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254 |
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255 TPtr8 ptr(proxyServer->Des()); |
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256 ptr.Copy(serverName); |
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257 |
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258 ptr.Append(':'); |
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259 ptr.AppendNum(static_cast <CCDProxiesRecord*> (pProxiesRecordSet->iRecords[0])->iPortNumber); |
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260 useProxy = ETrue; |
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261 CleanupStack::Pop(proxyServer); |
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262 aProxyServer = proxyServer; |
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263 } |
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264 else |
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265 { |
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266 // do nothing |
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267 // useProxy = FALSE |
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268 } |
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269 |
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270 CleanupStack::PopAndDestroy(pProxiesRecordSet); |
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271 CleanupStack::PopAndDestroy(session); |
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272 |
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273 return useProxy; |
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274 } |