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1 /* |
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2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Http download handler for epg plugin* |
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15 */ |
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16 |
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17 |
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18 |
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19 #include "IptvLiveLogger.h" |
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20 #include "CIptvEpgService.h" |
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21 #include "CIptvDownload.h" |
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22 #include "MIptvDownloadObserver.h" |
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23 #include "CIptvLiveUIObjectTimer.h" |
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24 |
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25 // --------------------------------------------------------- |
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26 // CIptvDownload::NewL |
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27 // |
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28 // --------------------------------------------------------- |
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29 // |
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30 EXPORT_C CIptvDownload* CIptvDownload::NewL( MIptvDownloadObserver* aObserver ) |
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31 { |
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32 CIptvDownload* self = new (ELeave) CIptvDownload( aObserver ); |
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33 CleanupStack::PushL( self ); |
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34 self->ConstructL(); |
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35 CleanupStack::Pop( self ); |
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36 return self; |
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37 } |
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38 |
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39 // --------------------------------------------------------- |
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40 // CIptvDownload::CIptvDownload |
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41 // |
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42 // --------------------------------------------------------- |
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43 // |
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44 CIptvDownload::CIptvDownload( MIptvDownloadObserver* aObserver ) : |
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45 iObserver( aObserver ), iConnected( EFalse ) |
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46 { |
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47 } |
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48 |
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49 // --------------------------------------------------------- |
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50 // CIptvDownload::~CIptvDownload |
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51 // |
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52 // --------------------------------------------------------- |
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53 // |
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54 CIptvDownload::~CIptvDownload() |
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55 { |
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56 if ( iConnected ) |
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57 { |
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58 iDownloadManager.RemoveObserver( *this ); |
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59 } |
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60 iDownloadManager.Close(); |
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61 iService = NULL; |
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62 |
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63 delete iTimer; |
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64 iTimer = NULL; |
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65 } |
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66 |
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67 // --------------------------------------------------------- |
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68 // CIptvDownload::ConstructL |
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69 // |
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70 // --------------------------------------------------------- |
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71 // |
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72 void CIptvDownload::ConstructL() |
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73 { |
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74 iTimer = CIptvLiveUIObjectTimer::NewL( this ); |
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75 } |
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76 |
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77 // --------------------------------------------------------- |
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78 // CIptvDownload::SetService |
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79 // |
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80 // --------------------------------------------------------- |
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81 // |
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82 EXPORT_C void CIptvDownload::SetService( CIptvEpgService* aService ) |
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83 { |
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84 iService = aService; |
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85 TRAPD( err, InitializeDownloadL() ); |
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86 if ( err != KErrNone ) |
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87 { |
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88 LIVE_TV_TRACE2(_L("CIptvDownload::SetService: InitializeDownloadL FAILED: %d"), err); |
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89 } |
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90 } |
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91 |
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92 // --------------------------------------------------------- |
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93 // CIptvDownload::DownloadL |
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94 // |
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95 // --------------------------------------------------------- |
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96 // |
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97 EXPORT_C void CIptvDownload::DownloadL( |
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98 TUid /*aUid*/, |
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99 const TDesC8& aUri, |
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100 TUint32 /*aIapId*/, |
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101 const TDesC& aFileName, |
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102 const TDesC& aETag, |
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103 const TDesC& aModifiedSince ) |
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104 { |
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105 #if defined( LIVE_TV_RDEBUG_TRACE ) || defined( LIVE_TV_FILE_TRACE ) |
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106 TName url; url.Copy( aUri ); |
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107 LIVE_TV_TRACE2( _L("CIptvDownload::DownloadL IN, aUri: %S"), &url ); |
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108 #endif // LIVE_TV_RDEBUG_TRACE || LIVE_TV_FILE_TRACE |
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109 |
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110 iFileName.Copy( aFileName ); |
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111 iDownloadETag.Copy( aETag ); |
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112 iDownloadLastModified.Copy( aModifiedSince ); |
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113 iUrl.Copy( aUri ); |
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114 |
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115 CreateDownloadL( aUri, EFalse ); |
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116 |
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117 LIVE_TV_TRACE1( _L("CIptvDownload::DownloadL OUT") ); |
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118 } |
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119 |
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120 // --------------------------------------------------------- |
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121 // CIptvDownload::CreateDownloadL |
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122 // |
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123 // --------------------------------------------------------- |
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124 // |
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125 void CIptvDownload::CreateDownloadL( |
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126 const TDesC8& aUri, |
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127 TBool aNoContentTypeCheck ) |
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128 { |
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129 LIVE_TV_TRACE1( _L("CIptvDownload::CreateDownloadL IN") ); |
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130 RHttpDownload &download = iDownloadManager.CreateDownloadL( aUri ); |
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131 User::LeaveIfError( download.SetStringAttribute( EDlAttrUsername, iService->iUserName ) ); |
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132 User::LeaveIfError( download.SetStringAttribute( EDlAttrPassword, iService->iPassword ) ); |
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133 User::LeaveIfError( download.SetStringAttribute( EDlAttrDestFilename, iFileName ) ); |
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134 User::LeaveIfError( download.SetBoolAttribute( EDlAttrNoContentTypeCheck, aNoContentTypeCheck ) ); |
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135 User::LeaveIfError( download.SetIntAttribute( EDlAttrAction, EMove ) ); |
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136 User::LeaveIfError( download.Start() ); |
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137 User::LeaveIfError( download.GetIntAttribute( EDlAttrId, iDownloadId ) ); |
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138 LIVE_TV_TRACE1( _L("CIptvDownload::CreateDownloadL OUT") ); |
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139 } |
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140 |
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141 // --------------------------------------------------------- |
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142 // CIptvDownload::HandleDMgrEventL |
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143 // |
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144 // --------------------------------------------------------- |
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145 // |
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146 void CIptvDownload::HandleDMgrEventL( |
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147 RHttpDownload& aDownload, |
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148 THttpDownloadEvent aEvent ) |
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149 { |
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150 LIVE_TV_TRACE3( _L("CIptvDownload::HandleDMgrEventL IN, aEvent.iProgress: %d, aEvent.iDownloadState %d"), aEvent.iProgressState, aEvent.iDownloadState ); |
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151 TBuf<50> responseETag; |
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152 TBuf<50> responseModifiedSince; |
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153 aDownload.GetStringAttribute( EDlAttrResponseETag, responseETag ); |
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154 aDownload.GetStringAttribute( EDlAttrEntityLastModified, responseModifiedSince ); |
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155 |
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156 switch (aEvent.iProgressState) |
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157 { |
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158 // Content type received |
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159 case EHttpContentTypeReceived: |
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160 LIVE_TV_TRACE1(_L("EHttpContentTypeReceived")); |
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161 // Compare old ETag and last modified values. Length check is done |
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162 // because if service provides neither ETag nor last modified time |
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163 // we need to run update cause there is no data to verify the match. |
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164 if( ( responseETag.Length() > 0 && iDownloadETag.Compare( responseETag ) == 0 ) || |
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165 ( responseModifiedSince.Length() > 0 && iDownloadLastModified.Compare( responseModifiedSince ) == 0 ) ) |
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166 { |
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167 // Delete download asynchronously and signalize the observer |
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168 // that data is up to date -> no need to download |
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169 iDlError = EIptvDlContentUnchanged; |
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170 DeleteDownloadAsyncL(); |
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171 } |
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172 // Neither ETag nor last modified values didn't match -> do download |
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173 else |
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174 { |
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175 // Content has changed. Delete this download and create a new to get |
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176 // content. |
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177 iRestartDownloadAfterDeletion = ETrue; |
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178 DeleteDownloadAsyncL(); |
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179 } |
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180 break; |
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181 |
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182 case EHttpProgDisconnected: |
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183 { |
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184 LIVE_TV_TRACE1(_L("EHttpProgDisconnected")); |
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185 TIptvDlError dlError( EIptvDlNoError ); |
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186 ResolveDownloadErrorCode( aDownload, dlError ); |
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187 // Connection lost, current Download Manager version sends |
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188 // this progress state if connection is stopped right after the |
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189 // download is initialized and started. In that case it never |
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190 // sends the EHttpDlFailed so lets finish our work here: |
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191 iDlError = dlError; |
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192 DeleteDownloadAsyncL(); |
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193 } |
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194 break; |
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195 |
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196 default: |
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197 break; |
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198 } |
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199 |
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200 switch (aEvent.iDownloadState) |
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201 { |
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202 case EHttpDlCompleted: |
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203 { |
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204 LIVE_TV_TRACE1(_L("EHttpDlCompleted")); |
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205 iDlError = KErrNone; |
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206 DeleteDownloadAsyncL(); |
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207 // Send new modified since and ETag to the caller |
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208 iObserver->SetModifiedSinceAndETag( responseModifiedSince, responseETag ); |
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209 // Set the values to an empty strings. These strings are re-set at |
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210 // DownloadL method with the values given by the caller. |
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211 iDownloadLastModified.Zero(); |
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212 iDownloadETag.Zero(); |
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213 } |
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214 break; |
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215 |
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216 case EHttpDlFailed: |
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217 { |
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218 LIVE_TV_TRACE1(_L("EHttpDlFailed")); |
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219 TIptvDlError dlError( EIptvDlNoError ); |
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220 ResolveDownloadErrorCode( aDownload, dlError ); |
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221 iDlError = dlError; |
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222 DeleteDownloadAsyncL(); |
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223 // Set the values to an empty strings. These strings are re-set at |
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224 // DownloadL method with the values given by the caller. |
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225 iDownloadLastModified.Zero(); |
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226 iDownloadETag.Zero(); |
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227 } |
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228 break; |
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229 default: |
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230 break; |
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231 } |
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232 } |
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233 |
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234 // --------------------------------------------------------- |
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235 // CIptvDownload::TimerFires |
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236 // |
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237 // --------------------------------------------------------- |
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238 // |
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239 void CIptvDownload::TimerFires() |
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240 { |
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241 LIVE_TV_TRACE1( _L("CIptvDownload::TimerFires IN") ); |
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242 |
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243 if( iDeleteDownloadTimerRunning ) |
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244 { |
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245 iDeleteDownloadTimerRunning = EFalse; |
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246 LIVE_TV_TRACE1( _L("CIptvDownload::TimerFires() Deleting the download.") ); |
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247 |
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248 TInt count = iDownloadManager.CurrentDownloads().Count(); |
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249 TInt32 downloadId; |
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250 for ( TInt i = 0; i < count; i++ ) |
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251 { |
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252 iDownloadManager.CurrentDownloads()[i]->GetIntAttribute( |
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253 EDlAttrId, downloadId ); |
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254 if ( downloadId == iDownloadId ) |
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255 { |
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256 RHttpDownload* dl = iDownloadManager.CurrentDownloads()[i]; |
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257 if ( dl ) |
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258 { |
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259 dl->Delete(); |
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260 } |
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261 } |
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262 } |
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263 |
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264 if( iRestartDownloadAfterDeletion ) |
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265 { |
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266 // Create new download. |
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267 iRestartDownloadAfterDeletion = EFalse; |
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268 TRAP( iDlError, CreateDownloadL( iUrl, ETrue ) ); // No content type check |
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269 if( iDlError != KErrNone ) |
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270 { |
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271 LIVE_TV_TRACE2( _L("CIptvDownload::TimerFires() Error creating download: %d."), iDlError ); |
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272 iObserver->DownloadFinished( iDlError ); |
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273 } |
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274 } |
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275 else |
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276 { |
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277 // Inform observer that download is finished. |
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278 LIVE_TV_TRACE2( _L("CIptvDownload::TimerFires() Sending %d to observer."), iDlError ); |
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279 iObserver->DownloadFinished( iDlError ); |
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280 } |
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281 } |
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282 LIVE_TV_TRACE1( _L("CIptvDownload::TimerFires OUT") ); |
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283 } |
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284 |
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285 // --------------------------------------------------------- |
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286 // CIptvDownload::TimerError |
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287 // |
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288 // --------------------------------------------------------- |
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289 // |
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290 void CIptvDownload::TimerError( const TInt aError ) |
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291 { |
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292 TRAP_IGNORE( HandleTimerErrorL( aError ) ); |
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293 } |
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294 |
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295 // --------------------------------------------------------- |
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296 // CIptvDownload::HandleTimerErrorL |
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297 // |
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298 // --------------------------------------------------------- |
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299 // |
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300 void CIptvDownload::HandleTimerErrorL( const TInt aError ) |
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301 { |
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302 LIVE_TV_TRACE1( _L("CIptvDownload::HandleTimerErrorL IN") ); |
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303 |
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304 // Start the timer in case of error |
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305 if ( aError == KErrOverflow || aError == KErrUnderflow ) |
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306 { |
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307 delete iTimer; |
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308 iTimer = NULL; |
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309 iTimer = CIptvLiveUIObjectTimer::NewL( this ); |
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310 iDeleteDownloadTimerRunning = ETrue; |
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311 iTimer->After(1); |
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312 } |
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313 |
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314 LIVE_TV_TRACE1( _L("CIptvDownload::HandleTimerErrorL OUT") ); |
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315 } |
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316 |
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317 // --------------------------------------------------------- |
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318 // CIptvDownload::InitializeDownloadL |
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319 // |
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320 // --------------------------------------------------------- |
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321 // |
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322 void CIptvDownload::InitializeDownloadL() |
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323 { |
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324 iDownloadManager.ConnectL( iService->iUid, *this, EFalse ); |
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325 iConnected = ETrue; |
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326 User::LeaveIfError( iDownloadManager.SetIntAttribute( |
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327 EDlMgrIap, iService->iIap ) ); |
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328 User::LeaveIfError( iDownloadManager.SetBoolAttribute( |
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329 EDlMgrSilentMode, ETrue ) ); |
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330 } |
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331 |
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332 // --------------------------------------------------------- |
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333 // CIptvDownload::ResolveDownloadErrorCode |
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334 // |
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335 // --------------------------------------------------------- |
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336 // |
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337 void CIptvDownload::DeleteDownloadAsyncL() |
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338 { |
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339 delete iTimer; |
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340 iTimer = NULL; |
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341 iTimer = CIptvLiveUIObjectTimer::NewL( this ); |
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342 iDeleteDownloadTimerRunning = ETrue; |
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343 iTimer->After(1); |
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344 } |
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345 |
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346 // --------------------------------------------------------- |
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347 // CIptvDownload::ResolveDownloadErrorCode |
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348 // |
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349 // --------------------------------------------------------- |
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350 // |
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351 void CIptvDownload::ResolveDownloadErrorCode( |
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352 RHttpDownload& aDownload, |
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353 TIptvDlError& aError ) const |
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354 { |
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355 TInt32 errorId( 0 ); |
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356 TInt32 globalErrorId( 0 ); |
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357 // Get errors from aDownload object |
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358 aDownload.GetIntAttribute(EDlAttrErrorId, errorId); |
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359 aDownload.GetIntAttribute(EDlAttrGlobalErrorId, globalErrorId); |
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360 LIVE_TV_TRACE3(_L("CIptvDownload::ResolveDownloadErrorCode: errorId: %d, globalErrorId: %d"), errorId, globalErrorId); |
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361 |
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362 // Handle error |
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363 switch( errorId ) |
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364 { |
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365 case EConnectionFailed: |
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366 aError = EIptvDlConnectionFailed; |
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367 break; |
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368 |
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369 case EHttpAuthenticationFailed: |
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370 aError = EIptvDlAuthFailed; |
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371 break; |
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372 |
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373 case EProxyAuthenticationFailed: |
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374 aError = EIptvDlProxyAuthFailed; |
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375 break; |
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376 |
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377 case EDestFileInUse: |
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378 aError = EIptvDlDestFileInUse; |
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379 break; |
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380 |
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381 case EBadUrl: |
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382 aError = EIptvDlBadUrl; |
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383 break; |
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384 |
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385 case EMMCRemoved: |
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386 aError = EIptvDlMmcRemoved; |
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387 break; |
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388 |
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389 case EDiskFull: |
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390 aError = EIptvDlDiskFull; |
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391 break; |
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392 |
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393 case EObjectNotFound: |
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394 aError = EIptvDlContentNotFound; |
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395 break; |
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396 |
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397 case ETransactionFailed: |
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398 { |
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399 if ( globalErrorId == KErrCancel ) |
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400 { |
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401 // Connection stopped |
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402 aError = EIptvDlDisconnected; |
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403 } |
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404 else |
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405 { |
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406 aError = EIptvDlGeneral; |
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407 } |
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408 } |
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409 break; |
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410 |
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411 default: |
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412 aError = EIptvDlGeneral; |
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413 break; |
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414 } |
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415 } |
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416 |
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417 |
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418 // End of file |