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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 "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: |
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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 <s32mem.h> |
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20 #include <f32file.h> |
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21 |
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22 #include "ncddownloadsuboperation.h" |
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23 #include "catalogsbasemessage.h" |
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24 #include "catalogshttpsession.h" |
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25 #include "catalogshttpconfig.h" |
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26 #include "catalogshttpoperation.h" |
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27 #include "ncdhttpheaders.h" |
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28 #include "catalogsutils.h" |
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29 #include "catalogshttpheaders.h" |
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30 #include "catalogscontext.h" |
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31 #include "ncdproviderdefines.h" |
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32 #include "ncdgeneralmanager.h" |
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33 |
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34 #include "catalogsdebug.h" |
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35 |
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36 // ======== MEMBER FUNCTIONS ======== |
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37 |
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38 // --------------------------------------------------------------------------- |
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39 // NewL |
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40 // --------------------------------------------------------------------------- |
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41 // |
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42 CNcdDownloadSubOperation* CNcdDownloadSubOperation::NewL( |
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43 CNcdGeneralManager& aGeneralManager, |
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44 MCatalogsHttpSession& aHttpSession, |
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45 const TDesC& aUri, |
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46 const TDesC& aDestination, |
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47 MNcdOperationObserver& aObserver, |
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48 MCatalogsSession& aSession ) |
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49 { |
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50 CNcdDownloadSubOperation* self = new( ELeave ) CNcdDownloadSubOperation( |
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51 aGeneralManager, |
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52 aHttpSession, |
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53 aSession ); |
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54 CleanupClosePushL( *self ); |
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55 self->ConstructL( aUri, aDestination, aObserver ); |
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56 |
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57 CleanupStack::Pop(); |
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58 return self; |
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59 } |
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60 |
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61 |
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62 // --------------------------------------------------------------------------- |
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63 // NewL |
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64 // --------------------------------------------------------------------------- |
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65 // |
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66 CNcdDownloadSubOperation* CNcdDownloadSubOperation::NewL( |
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67 CNcdGeneralManager& aGeneralManager, |
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68 MCatalogsHttpSession& aHttpSession, |
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69 MNcdOperationObserver& aObserver, |
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70 RReadStream& aStream, |
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71 MCatalogsSession& aSession ) |
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72 { |
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73 CNcdDownloadSubOperation* self = new( ELeave ) CNcdDownloadSubOperation( |
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74 aGeneralManager, |
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75 aHttpSession, |
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76 aSession ); |
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77 CleanupClosePushL( *self ); |
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78 self->ConstructL( aObserver ); |
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79 self->InternalizeL( aStream ); |
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80 |
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81 CleanupStack::Pop(); |
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82 return self; |
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83 } |
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84 |
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85 |
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86 // --------------------------------------------------------------------------- |
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87 // Destructor |
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88 // --------------------------------------------------------------------------- |
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89 // |
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90 CNcdDownloadSubOperation::~CNcdDownloadSubOperation() |
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91 { |
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92 DLTRACEIN( ( "" ) ); |
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93 if ( iDownload ) |
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94 { |
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95 iDownload->Release(); |
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96 iDownload = NULL; |
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97 } |
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98 |
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99 DLTRACEOUT(("")); |
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100 } |
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101 |
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102 |
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103 // --------------------------------------------------------------------------- |
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104 // Download config getter |
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105 // --------------------------------------------------------------------------- |
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106 // |
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107 MCatalogsHttpConfig& CNcdDownloadSubOperation::Config() |
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108 { |
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109 DASSERT( iDownload ); |
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110 return iDownload->Config(); |
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111 } |
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112 |
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113 |
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114 // --------------------------------------------------------------------------- |
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115 // Download request header getter |
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116 // --------------------------------------------------------------------------- |
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117 // |
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118 MCatalogsHttpHeaders& CNcdDownloadSubOperation::RequestHeaders() |
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119 { |
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120 DASSERT( iDownload ); |
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121 return iDownload->Config().RequestHeaders(); |
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122 } |
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123 |
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124 // --------------------------------------------------------------------------- |
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125 // Download response header getter |
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126 // --------------------------------------------------------------------------- |
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127 // |
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128 const MCatalogsHttpHeaders& CNcdDownloadSubOperation::ResponseHeadersL() |
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129 { |
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130 DASSERT( iDownload ); |
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131 return iDownload->ResponseHeadersL(); |
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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 // HttpOperation |
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137 // --------------------------------------------------------------------------- |
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138 // |
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139 MCatalogsHttpOperation& CNcdDownloadSubOperation::HttpOperation() |
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140 { |
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141 DASSERT( iDownload ); |
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142 return *iDownload; |
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143 } |
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144 |
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145 |
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146 // --------------------------------------------------------------------------- |
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147 // Start |
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148 // --------------------------------------------------------------------------- |
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149 // |
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150 TInt CNcdDownloadSubOperation::Start() |
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151 { |
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152 DLTRACEIN(("")); |
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153 TInt ret = iDownload->Start(); |
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154 |
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155 if ( ret >= KErrNone ) |
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156 { |
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157 DLTRACEOUT(("")); |
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158 return KErrNone; |
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159 } |
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160 DLTRACEOUT(("")); |
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161 return ret; |
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162 } |
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163 |
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164 |
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165 // --------------------------------------------------------------------------- |
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166 // Pause |
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167 // --------------------------------------------------------------------------- |
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168 // |
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169 TInt CNcdDownloadSubOperation::Pause() |
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170 { |
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171 DLTRACEIN(("")); |
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172 TInt err = iDownload->Pause(); |
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173 if ( err == KErrNone ) |
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174 { |
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175 iDownloadState = ENcdDownloadPaused; |
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176 } |
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177 |
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178 DLTRACEOUT(("")); |
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179 return err; |
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180 } |
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181 |
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182 |
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183 // --------------------------------------------------------------------------- |
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184 // Resume |
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185 // --------------------------------------------------------------------------- |
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186 // |
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187 TInt CNcdDownloadSubOperation::Resume() |
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188 { |
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189 DLTRACEIN(("")); |
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190 TInt err = KErrNone; |
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191 |
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192 if ( iDownload->State() == ECatalogsHttpOpPaused ) |
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193 { |
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194 err = iDownload->Start(); |
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195 if ( err == KErrNone ) |
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196 { |
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197 iDownloadState = ENcdDownloadInProgress; |
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198 } |
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199 |
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200 } |
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201 DLTRACEOUT(("")); |
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202 return err; |
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203 } |
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204 |
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205 |
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206 // --------------------------------------------------------------------------- |
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207 // Cancel |
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208 // --------------------------------------------------------------------------- |
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209 // |
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210 void CNcdDownloadSubOperation::Cancel() |
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211 { |
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212 DLTRACEIN(( "" )); |
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213 if ( iDownload ) |
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214 { |
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215 // Cancel also releases the dl |
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216 iDownload->Cancel(); |
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217 iDownload = NULL; |
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218 } |
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219 DLTRACEOUT(( "" )); |
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220 } |
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221 |
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222 |
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223 // --------------------------------------------------------------------------- |
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224 // HandleHttpEventL |
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225 // --------------------------------------------------------------------------- |
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226 // |
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227 void CNcdDownloadSubOperation::HandleHttpEventL( |
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228 MCatalogsHttpOperation& aOperation, |
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229 TCatalogsHttpEvent aEvent ) |
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230 { |
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231 DLTRACEIN((( "Event op state: %d, progress state: %d" ), aEvent.iOperationState, aEvent.iProgressState )); |
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232 (void) aOperation; // suppresses compiler warning |
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233 DASSERT( &aOperation == iDownload ); |
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234 DASSERT( aOperation.OperationType() == ECatalogsHttpDownload ); |
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235 |
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236 TCatalogsTransportProgress progress( iDownload->Progress() ); |
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237 |
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238 iProgress = TNcdSendableProgress( iDownloadState, |
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239 iDownload->OperationId().Id(), progress.iProgress, |
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240 progress.iMaxProgress ); |
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241 |
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242 switch( aEvent.iOperationState ) |
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243 { |
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244 // Handle completed operation |
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245 case ECatalogsHttpOpCompleted: |
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246 { |
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247 DLTRACE(("ECatalogsHttpOpCompleted")); |
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248 iDownloadState = ENcdDownloadComplete; |
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249 NotifyObserversComplete( KErrNone ); |
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250 break; |
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251 } |
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252 |
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253 // Handle operation in progress |
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254 case ECatalogsHttpOpInProgress: |
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255 { |
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256 iDownloadState = ENcdDownloadInProgress; |
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257 switch( aEvent.iProgressState ) |
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258 { |
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259 case ECatalogsHttpResponseBodyReceived: |
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260 { |
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261 iOperationState = EStateRunning; |
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262 DLTRACE(("Inform observer about progress")); |
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263 NotifyObserversProgress(); |
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264 break; |
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265 } |
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266 case ECatalogsHttpDisconnected: |
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267 { |
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268 DLTRACE(("ECatalogsHttpDisconnected")); |
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269 |
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270 iError = KErrDisconnected; |
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271 iDownloadState = ENcdDownloadFailed; |
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272 iOperationState = EStateComplete; |
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273 NotifyObserversComplete( iError ); |
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274 break; |
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275 } |
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276 |
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277 case ECatalogsHttpStarted: |
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278 { |
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279 DLTRACE(("ECatatalogsHttpStarted")); |
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280 iOperationState = EStateRunning; |
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281 iProgress.iState = ENcdDownloadStarted; |
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282 NotifyObserversProgress(); |
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283 break; |
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284 } |
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285 |
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286 default: |
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287 { |
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288 break; |
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289 } |
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290 } |
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291 break; |
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292 } |
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293 |
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294 default: |
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295 { |
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296 break; |
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297 } |
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298 } |
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299 DLTRACEOUT(("")); |
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300 } |
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301 |
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302 |
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303 // --------------------------------------------------------------------------- |
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304 // HandleHttpError |
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305 // --------------------------------------------------------------------------- |
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306 // |
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307 TBool CNcdDownloadSubOperation::HandleHttpError( |
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308 MCatalogsHttpOperation& aOperation, |
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309 TCatalogsHttpError aError ) |
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310 { |
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311 DLTRACEIN( ( "Error type: %i, id: %i", aError.iType, aError.iError ) ); |
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312 DASSERT( &aOperation == iDownload ); |
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313 |
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314 if ( aError.iError == KErrCancel ) |
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315 { |
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316 aOperation.Cancel(); |
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317 } |
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318 else |
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319 { |
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320 aOperation.Release(); |
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321 } |
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322 iDownload = NULL; |
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323 iError = aError.iError; |
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324 iDownloadState = ENcdDownloadFailed; |
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325 iOperationState = EStateComplete; |
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326 |
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327 // notify observer |
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328 NotifyObserversComplete( iError ); |
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329 return ETrue; |
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330 } |
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331 |
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332 |
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333 |
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334 // --------------------------------------------------------------------------- |
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335 // Externalize |
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336 // --------------------------------------------------------------------------- |
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337 // |
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338 void CNcdDownloadSubOperation::ExternalizeL( RWriteStream& aStream ) const |
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339 { |
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340 DLTRACEIN(("")); |
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341 |
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342 aStream.WriteInt32L( iDownloadState ); |
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343 if ( iDownload && |
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344 // don't save the download if there's no platform download |
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345 // because we can't restore it from download manager anyway |
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346 iDownload->OperationId().SecondaryId() != KErrNotFound ) |
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347 { |
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348 // Download exists |
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349 aStream.WriteInt8L( 1 ); |
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350 |
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351 // Write operation id so that it can be retrieved from Transport |
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352 iDownload->OperationId().ExternalizeL( aStream ); |
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353 |
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354 iDownload->ExternalizeL( aStream ); |
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355 } |
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356 else |
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357 { |
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358 aStream.WriteInt8L( 0 ); |
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359 } |
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360 |
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361 } |
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362 |
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363 |
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364 // --------------------------------------------------------------------------- |
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365 // Internalize |
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366 // --------------------------------------------------------------------------- |
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367 // |
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368 void CNcdDownloadSubOperation::InternalizeL( RReadStream& aStream ) |
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369 { |
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370 DLTRACEIN(("")); |
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371 |
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372 iDownloadState = static_cast<TNcdDownloadState>( aStream.ReadInt32L() ); |
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373 if ( iDownloadState == ENcdDownloadInProgress ) |
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374 { |
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375 DLTRACE(("State was set to in progress, setting as paused")); |
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376 iDownloadState = ENcdDownloadPaused; |
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377 } |
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378 |
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379 TInt8 downloadExists = aStream.ReadInt8L(); |
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380 if ( downloadExists ) |
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381 { |
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382 TCatalogsTransportOperationId opId; |
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383 opId.InternalizeL( aStream ); |
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384 |
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385 // Search through restored downloads |
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386 const RCatalogsHttpOperationArray& downloads = |
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387 iHttpSession.RestoredDownloads(); |
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388 |
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389 for ( TInt i = 0; i < downloads.Count(); ++i ) |
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390 { |
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391 TCatalogsTransportOperationId compId( downloads[i]->OperationId() ); |
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392 if ( compId.SecondaryId() == opId.SecondaryId() && |
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393 compId.SessionId() == opId.SessionId() ) |
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394 { |
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395 DLINFO(("Found a matching download")); |
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396 iDownload = downloads[i]; |
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397 iDownload->InternalizeL( aStream ); |
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398 iDownload->Config().SetObserver( this ); |
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399 |
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400 // Move dl from restored to current dls so that the restored |
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401 // dl list can be purged from unnecessary dls afterwards |
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402 User::LeaveIfError( iHttpSession.MoveRestoredDlToCurrentDls( |
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403 *iDownload ) ); |
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404 return; |
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405 } |
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406 } |
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407 } |
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408 DLERROR(("Download was not found!")); |
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409 // Download was not found though it should have existed |
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410 User::Leave( KErrNotFound ); |
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411 |
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412 } |
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413 |
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414 |
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415 // --------------------------------------------------------------------------- |
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416 // RunOperation |
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417 // --------------------------------------------------------------------------- |
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418 // |
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419 TInt CNcdDownloadSubOperation::RunOperation() |
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420 { |
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421 DLTRACEIN(( "Pending message: %X", iPendingMessage )); |
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422 return KErrNone; |
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423 } |
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424 |
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425 |
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426 // --------------------------------------------------------------------------- |
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427 // Constructor |
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428 // --------------------------------------------------------------------------- |
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429 // |
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430 CNcdDownloadSubOperation::CNcdDownloadSubOperation( |
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431 CNcdGeneralManager& aGeneralManager, |
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432 MCatalogsHttpSession& aHttpSession, |
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433 MCatalogsSession& aSession ) : |
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434 CNcdBaseOperation( aGeneralManager, NULL, EDownloadSubOperation, aSession ), |
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435 iHttpSession( aHttpSession ) |
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436 { |
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437 } |
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438 |
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439 |
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440 // --------------------------------------------------------------------------- |
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441 // ConstructL |
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442 // --------------------------------------------------------------------------- |
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443 // |
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444 void CNcdDownloadSubOperation::ConstructL( const TDesC& aUri, |
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445 const TDesC& aDestination, MNcdOperationObserver& aObserver ) |
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446 { |
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447 DLTRACEIN(( _L("URI: %S, Destination: %S"), &aUri, &aDestination )); |
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448 |
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449 AddObserverL( &aObserver ); |
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450 |
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451 // Call ConstructL for the base class |
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452 CNcdBaseOperation::ConstructL(); |
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453 |
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454 // Create the download |
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455 iDownload = iHttpSession.CreateDownloadL( aUri, EFalse, this ); |
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456 |
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457 TParsePtrC parse( aDestination ); |
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458 |
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459 iDownload->Config().SetDirectoryL( parse.DriveAndPath() ); |
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460 |
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461 TPtrC filename( parse.NameAndExt() ); |
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462 if ( filename.Length() ) |
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463 { |
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464 DLTRACE(( _L("Destination filename: %S"), &filename )); |
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465 iDownload->Config().SetFilenameL( filename ); |
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466 } |
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467 |
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468 iProgress.iProgress = -1; |
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469 iProgress.iMaxProgress = -1; |
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470 DLTRACEOUT(( "" )); |
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471 } |
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472 |
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473 |
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474 // --------------------------------------------------------------------------- |
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475 // ConstructL |
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476 // --------------------------------------------------------------------------- |
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477 // |
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478 void CNcdDownloadSubOperation::ConstructL( MNcdOperationObserver& aObserver ) |
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479 { |
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480 DLTRACEIN(( "" )); |
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481 |
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482 AddObserverL( &aObserver ); |
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483 |
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484 // Call ConstructL for the base class |
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485 CNcdBaseOperation::ConstructL(); |
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486 |
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487 iProgress.iProgress = -1; |
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488 iProgress.iMaxProgress = -1; |
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489 DLTRACEOUT(( "" )); |
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490 } |
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491 |
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492 |
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493 // --------------------------------------------------------------------------- |
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494 // NotifyObserversComplete |
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495 // --------------------------------------------------------------------------- |
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496 // |
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497 void CNcdDownloadSubOperation::NotifyObserversComplete( TInt aError ) |
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498 { |
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499 Open(); // increase ref count in CCatalogsCommunicable |
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500 for( TInt i = 0; i < iObservers.Count(); ++i ) |
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501 { |
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502 iObservers[i]->OperationComplete( this, aError ); |
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503 } |
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504 Close(); |
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505 } |
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506 |
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507 |
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508 // --------------------------------------------------------------------------- |
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509 // NotifyObserversProgress |
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510 // --------------------------------------------------------------------------- |
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511 // |
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512 void CNcdDownloadSubOperation::NotifyObserversProgress() |
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513 { |
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514 Open(); // increase ref count in CCatalogsCommunicable |
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515 for( TInt i = 0; i < iObservers.Count(); ++i ) |
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516 { |
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517 iObservers[i]->Progress( *this ); |
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518 } |
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519 Close(); |
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520 } |