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1 /* |
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2 * Copyright (c) 2006-2007 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 "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: CUpnpContentSharerAo class implementation |
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15 * |
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16 */ |
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17 // Include Files |
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18 |
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19 #include "upnpcontentsharerao.h" |
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20 #include "upnpcontentserverdefs.h" |
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21 #include "upnpselectionwriter.h" |
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22 |
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23 _LIT( KComponentLogfile, "contentserver.txt"); |
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24 #include "upnplog.h" |
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25 |
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26 // FORWARD DECLARATIONS |
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27 // CONSTANTS |
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28 |
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29 const TInt KPercent = 100; |
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30 |
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31 using namespace UpnpContentServer; |
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32 |
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33 // ============================ MEMBER FUNCTIONS ============================= |
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34 |
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35 // -------------------------------------------------------------------------- |
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36 // CUpnpContentSharerAo::CUpnpContentSharerAo |
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37 // C++ default constructor can NOT contain any code, that |
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38 // might leave. |
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39 // -------------------------------------------------------------------------- |
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40 // |
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41 CUpnpContentSharerAo::CUpnpContentSharerAo( |
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42 MUpnpSharingCallback* aEngine, |
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43 MUpnpSharingAlgorithm* aSharingAlgorithm ) |
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44 : |
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45 CActive(CActive::EPriorityIdle), |
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46 iSharingRequest( NULL ) |
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47 { |
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48 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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49 |
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50 iSharingEngine = aEngine; |
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51 iSharingAlgorithm = aSharingAlgorithm; |
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52 |
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53 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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54 } |
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55 |
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56 // -------------------------------------------------------------------------- |
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57 // CUpnpContentSharerAo::NewL |
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58 // Two-phased constructor. |
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59 // -------------------------------------------------------------------------- |
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60 // |
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61 CUpnpContentSharerAo* CUpnpContentSharerAo::NewL( |
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62 MUpnpSharingCallback* aEngine, |
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63 MUpnpSharingAlgorithm* aSharingAlgorithm ) |
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64 { |
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65 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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66 |
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67 CUpnpContentSharerAo* self = |
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68 new (ELeave) CUpnpContentSharerAo( aEngine, aSharingAlgorithm ); |
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69 CleanupStack::PushL(self); |
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70 self->ConstructL(); |
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71 CleanupStack::Pop(self); |
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72 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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73 return self; |
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74 } |
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75 |
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76 // -------------------------------------------------------------------------- |
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77 // CUpnpContentSharerAo::ConstructL |
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78 // Symbian 2nd phase constructor can leave. |
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79 // -------------------------------------------------------------------------- |
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80 // |
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81 void CUpnpContentSharerAo::ConstructL() |
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82 { |
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83 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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84 |
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85 CActiveScheduler::Add(this); |
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86 |
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87 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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88 } |
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89 |
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90 // -------------------------------------------------------------------------- |
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91 // CUpnpContentSharerAo::~CUpnpContentSharerAo |
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92 // Destructor |
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93 // -------------------------------------------------------------------------- |
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94 // |
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95 CUpnpContentSharerAo::~CUpnpContentSharerAo() |
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96 { |
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97 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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98 |
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99 Cancel(); |
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100 if ( iIdle ) |
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101 { |
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102 delete iIdle; |
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103 iIdle = NULL; |
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104 } |
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105 |
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106 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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107 } |
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108 |
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109 // -------------------------------------------------------------------------- |
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110 // CUpnpContentSharerAo::RunL |
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111 // Called when asyncronous request is ready |
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112 // -------------------------------------------------------------------------- |
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113 // |
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114 |
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115 void CUpnpContentSharerAo::RunL() |
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116 { |
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117 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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118 |
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119 __LOG8_1( "CUpnpContentSharerAo::RunL, iStatus=%d", iStatus.Int() ); |
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120 |
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121 if ( iCancel ) |
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122 { |
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123 // if Cancel wanted, then put iError as KErrCancel |
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124 iError = KErrCancel; |
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125 } |
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126 else if ( iStatus.Int() == KErrCorrupt || |
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127 iStatus.Int() == KErrDiskFull || |
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128 iStatus.Int() == KErrNoMemory ) |
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129 { |
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130 // if writing sharing status failed or diskspace is full or no |
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131 // memory, then stop the process |
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132 iError = iStatus.Int(); |
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133 } |
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134 |
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135 if( !iError && |
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136 ( iShareIndex < iSharingRequest->iShareArr->Count() || |
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137 iUnshareIndex < iSharingRequest->iUnshareArr->Count() ) ) |
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138 { |
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139 // handle next single file share or unshare |
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140 TInt err = DoSingleOperation(); |
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141 |
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142 // set progress so that Ui knows the current sharing progress. |
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143 SetProgressL(); |
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144 |
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145 //start another round |
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146 TRequestStatus* status = &iStatus; |
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147 User::RequestComplete( status, err ); |
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148 SetActive(); |
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149 } |
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150 else |
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151 { |
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152 //we are done, process complete using CIdle |
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153 if ( iIdle ) |
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154 { |
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155 delete iIdle; |
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156 iIdle = NULL; |
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157 } |
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158 iIdle = CIdle::NewL( CActive::EPriorityIdle ); |
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159 iIdle->Start( TCallBack( CompleteL, this ) ); |
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160 } |
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161 |
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162 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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163 } |
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164 |
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165 // -------------------------------------------------------------------------- |
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166 // CUpnpContentSharerAo::DoSingleOperation |
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167 // Handles one file sharing or unsharing |
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168 // -------------------------------------------------------------------------- |
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169 // |
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170 TInt CUpnpContentSharerAo::DoSingleOperation() |
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171 { |
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172 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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173 TInt err = KErrNone; |
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174 |
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175 // first we go through the whole share list and then unsharing |
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176 if ( iShareIndex < iSharingRequest->iShareArr->Count() ) |
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177 { |
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178 |
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179 TFileName fileName = (*(iSharingRequest->iShareArr))[iShareIndex]; |
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180 TRAP( err, iSharingAlgorithm->ShareFileL( fileName ) ); |
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181 iShareIndex++; |
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182 if (err != KErrNone) |
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183 { |
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184 // Sharing failed for some reason, not doing break here. |
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185 // Just log and try next one. |
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186 __LOG8_1( "Sharing item error: ", err ); |
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187 } |
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188 } |
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189 |
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190 // share list done, next process the unshare list one by one |
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191 if ( iShareIndex == iSharingRequest->iShareArr->Count() && |
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192 iUnshareIndex < iSharingRequest->iUnshareArr->Count() ) |
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193 { |
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194 TFileName fileName = |
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195 (*(iSharingRequest->iUnshareArr))[iUnshareIndex]; |
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196 TRAP( err, iSharingAlgorithm->UnshareFileL( fileName ) ); |
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197 iUnshareIndex++; |
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198 if (err != KErrNone) |
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199 { |
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200 // Unsharing failed for some reason, not doing break here. |
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201 // Just log and try next one. |
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202 __LOG8_1( "Unsharing item error: ", err ); |
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203 } |
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204 } |
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205 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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206 return err; |
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207 } |
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208 // -------------------------------------------------------------------------- |
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209 // CUpnpContentSharerAo::DoCancel |
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210 // Cancels active object |
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211 // -------------------------------------------------------------------------- |
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212 // |
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213 void CUpnpContentSharerAo::DoCancel() |
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214 { |
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215 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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216 |
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217 // do nothing |
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218 |
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219 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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220 } |
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221 |
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222 // -------------------------------------------------------------------------- |
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223 // CUpnpContentSharerAo::RunError |
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224 // Cancels active object |
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225 // -------------------------------------------------------------------------- |
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226 // |
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227 TInt CUpnpContentSharerAo::RunError(TInt aError) |
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228 { |
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229 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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230 __LOG8_1( "RunError = ", aError ); |
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231 |
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232 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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233 return KErrNone; |
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234 } |
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235 |
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236 // -------------------------------------------------------------------------- |
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237 // CUpnpContentSharerAo::StartSharing |
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238 // Starts file sharing |
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239 // -------------------------------------------------------------------------- |
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240 // |
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241 void CUpnpContentSharerAo::StartSharing( |
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242 const CUpnpSharingRequest* aSharingRequest ) |
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243 { |
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244 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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245 |
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246 if ( IsActive() ) |
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247 { |
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248 Cancel(); |
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249 } |
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250 |
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251 // initialize values for variables |
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252 iSharingRequest = aSharingRequest; |
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253 iCancel = EFalse; |
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254 iError = KErrNone; |
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255 iShareIndex = 0; |
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256 iUnshareIndex = 0; |
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257 iCurrentProgressPercent = 0; |
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258 |
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259 TInt err( KErrNone ); |
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260 if ( iSharingRequest->iShareArr && iSharingRequest->iUnshareArr ) |
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261 { |
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262 __LOG2( "CUpnpContentSharerAo::StartSharing \ |
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263 shareArr.Count=%d, unshareArr.Count=%d", |
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264 iSharingRequest->iShareArr->Count(), |
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265 iSharingRequest->iUnshareArr->Count() ); |
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266 |
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267 // write the sharing status to cenrep and clf ids to file |
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268 TRAP( err, WriteSharingStatusL() ); |
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269 |
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270 // if writing sharing status failed, map all errors to KErrCorrupt |
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271 // so that RunL handles the error |
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272 if ( err ) |
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273 { |
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274 err = KErrCorrupt; |
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275 } |
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276 } |
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277 else |
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278 { |
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279 err = KErrCorrupt; |
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280 } |
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281 |
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282 TRequestStatus* status = &iStatus; |
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283 User::RequestComplete( status, err ); |
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284 |
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285 SetActive(); |
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286 |
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287 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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288 } |
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289 |
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290 // -------------------------------------------------------------------------- |
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291 // CUpnpContentSharerAo::SetProgressL |
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292 // Sets progress to engine |
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293 // -------------------------------------------------------------------------- |
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294 // |
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295 void CUpnpContentSharerAo::SetProgressL() |
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296 { |
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297 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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298 TInt progress(0); |
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299 |
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300 // Summarize total count of shared and unshared files |
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301 TInt totalCount = iSharingRequest->iShareArr->Count() + |
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302 iSharingRequest->iUnshareArr->Count(); |
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303 // Find out how many of the files are processed already |
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304 TInt currentCount = iShareIndex + iUnshareIndex; |
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305 |
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306 // No div by zero |
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307 if( totalCount > 0 ) |
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308 { |
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309 // calculate percent for sharing progress |
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310 progress = currentCount * KPercent / totalCount ; |
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311 } |
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312 |
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313 if ( iCurrentProgressPercent != progress ) |
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314 { |
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315 // Set the progress information |
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316 iCurrentProgressPercent = progress; |
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317 iSharingEngine->SetProgressL( progress ); |
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318 } |
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319 else |
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320 { |
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321 // progress percent not changed, no need to set it |
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322 } |
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323 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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324 } |
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325 |
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326 // -------------------------------------------------------------------------- |
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327 // CUpnpContentSharerAo::WriteSharingStatusL |
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328 // Writes the sharing status to cenrep and files |
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329 // -------------------------------------------------------------------------- |
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330 // |
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331 void CUpnpContentSharerAo::WriteSharingStatusL() |
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332 { |
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333 __LOG8_1( "%s start.", __PRETTY_FUNCTION__ ); |
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334 |
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335 // Create selection writer |
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336 CUpnpSelectionWriter* writer = |
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337 CUpnpSelectionWriter::NewL( iSharingRequest->iMediaType ); |
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338 CleanupStack::PushL( writer ); |
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339 |
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340 // if sharing request is EShareMany, append clf ids to writer |
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341 if( iSharingRequest->iSharingType == EShareMany ) |
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342 { |
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343 if ( iSharingRequest->iClfIds ) |
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344 { |
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345 for ( TInt i(0); i < iSharingRequest->iClfIds->MdcaCount(); i++ ) |
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346 { |
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347 TPtrC collId = iSharingRequest->iClfIds->MdcaPoint(i); |
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348 writer->AppendItemL( collId ); |
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349 } |
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350 } |
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351 else |
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352 { |
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353 // no clf ids, leave |
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354 User::Leave( KErrCorrupt ); |
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355 } |
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356 } |
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357 |
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358 // write sharing status to cenrep and/or file |
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359 writer->SaveSharingStateL( iSharingRequest->iSharingType ); |
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360 |
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361 CleanupStack::PopAndDestroy( writer ); |
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362 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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363 } |
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364 |
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365 // -------------------------------------------------------------------------- |
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366 // CUpnpContentSharerAo::SharingOngoing |
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367 // Checks whether sharing is ongoing or not. |
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368 // -------------------------------------------------------------------------- |
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369 // |
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370 TBool CUpnpContentSharerAo::SharingOngoing() |
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371 { |
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372 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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373 TBool ret(EFalse); |
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374 if ( iSharingRequest && |
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375 iSharingRequest->iShareArr && |
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376 iSharingRequest->iUnshareArr ) |
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377 { |
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378 TInt totalCount = iSharingRequest->iShareArr->Count() + |
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379 iSharingRequest->iUnshareArr->Count(); |
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380 TInt currentCount = iShareIndex + iUnshareIndex; |
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381 if ( currentCount < totalCount ) |
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382 { |
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383 // sharing still ongoing |
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384 ret = ETrue; |
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385 } |
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386 } |
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387 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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388 return ret; |
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389 } |
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390 |
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391 // -------------------------------------------------------------------------- |
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392 // CUpnpContentSharerAo::StopSharing |
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393 // Stops the sharing. |
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394 // -------------------------------------------------------------------------- |
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395 // |
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396 void CUpnpContentSharerAo::StopSharing() |
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397 { |
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398 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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399 |
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400 iCancel = ETrue; |
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401 |
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402 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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403 } |
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404 |
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405 // -------------------------------------------------------------------------- |
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406 // CUpnpContentSharerAo::CompleteL |
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407 // Operation complete. |
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408 // -------------------------------------------------------------------------- |
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409 // |
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410 TInt CUpnpContentSharerAo::CompleteL( TAny* aPtr ) |
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411 { |
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412 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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413 |
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414 CUpnpContentSharerAo* sharer = |
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415 static_cast<CUpnpContentSharerAo*>( aPtr ); |
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416 // callback for operation completed. |
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417 sharer->iSharingEngine->CompleteSharingOperationL( sharer->iError, |
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418 sharer->iSharingRequest->iMediaType ); |
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419 |
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420 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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421 return KErrNone; |
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422 } |
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423 |
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424 // -------------------------------------------------------------------------- |
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425 // CUpnpContentSharerAo::ForceSetProgress |
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426 // Forces itself to set progress in next file operation |
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427 // -------------------------------------------------------------------------- |
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428 // |
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429 void CUpnpContentSharerAo::ForceSetProgress() |
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430 { |
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431 __LOG8_1( "%s begin.", __PRETTY_FUNCTION__ ); |
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432 |
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433 // let's change the value of the current sharing progress so that |
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434 // the progress property is set in next file sharing operation. |
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435 iCurrentProgressPercent--; |
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436 |
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437 __LOG8_1( "%s end.", __PRETTY_FUNCTION__ ); |
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438 } |
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439 |
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440 // End of file |