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1 /* |
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2 * Copyright (c) 2007-2009 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: Implementation for MR attachment fetcher |
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15 * |
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16 */ |
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17 |
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18 #include "emailtrace.h" |
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19 #include "cmrattachmentinfofetcher.h" |
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20 #include "esmricalviewerutils.h" |
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21 |
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22 #include "cfsmailclient.h" |
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23 #include "cfsmailfolder.h" |
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24 #include "cfsmailmessagepart.h" |
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25 #include "cfsmailcommon.h" |
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26 #include "esmricalvieweropcodes.hrh" |
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27 |
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28 #include <ct/rcpointerarray.h> |
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29 #include <calentry.h> |
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30 #include <calattachment.h> |
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31 |
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32 // Unnamed namespace for local definitions |
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33 namespace { // codescanner::namespace |
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34 |
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35 // Maximum URI length |
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36 const TInt KMaxUriLength( 256 ); |
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37 |
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38 // CMail attachment URI |
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39 _LIT8( KCMailUri, "cmail://"); |
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40 |
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41 // Literal for URI UID format |
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42 _LIT8( KUriUIDFormat, "%d.%d/"); |
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43 |
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44 /** |
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45 * Appends attachment information to URI. |
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46 * @param aUri Reference to URI |
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47 * @param aId Id to be added |
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48 */ |
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49 void AppendMailIdToUri( |
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50 TDes8& aUri, |
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51 TFSMailMsgId aId ) |
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52 { |
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53 aUri.AppendFormat( KUriUIDFormat, |
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54 aId.PluginId().iUid, |
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55 aId.Id() ); |
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56 } |
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57 } |
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58 |
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59 // ======== MEMBER FUNCTIONS ======== |
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60 |
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61 // --------------------------------------------------------------------------- |
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62 // CMRAttachmentInfoFetcher::CMRAttachmentInfoFetcher |
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63 // --------------------------------------------------------------------------- |
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64 // |
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65 CMRAttachmentInfoFetcher::CMRAttachmentInfoFetcher( |
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66 CFSMailClient& aMailClient, |
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67 CCalSession& aCalSession, |
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68 CCalEntry& aCalEntry ) |
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69 : CESMRIcalViewerAsyncCommand( |
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70 EESMRFetchAttachmentInfo, |
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71 aCalSession ), |
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72 iMailClient( aMailClient ), |
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73 iCalEntry( aCalEntry ) |
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74 { |
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75 FUNC_LOG; |
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76 iResult.iOpType = OperationType(); |
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77 iResult.iResultCode = KErrNone; |
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78 } |
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79 |
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80 // --------------------------------------------------------------------------- |
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81 // CMRAttachmentInfoFetcher::~CMRAttachmentInfoFetcher |
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82 // --------------------------------------------------------------------------- |
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83 // |
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84 CMRAttachmentInfoFetcher::~CMRAttachmentInfoFetcher() |
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85 { |
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86 FUNC_LOG; |
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87 CancelCommand(); |
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88 } |
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89 |
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90 // --------------------------------------------------------------------------- |
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91 // CMRAttachmentInfoFetcher::NewL |
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92 // --------------------------------------------------------------------------- |
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93 // |
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94 CMRAttachmentInfoFetcher* CMRAttachmentInfoFetcher::NewL( |
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95 CFSMailClient& aMailClient, |
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96 CCalSession& aCalSession, |
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97 CCalEntry& aCalEntry ) |
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98 { |
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99 FUNC_LOG; |
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100 |
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101 CMRAttachmentInfoFetcher* self = |
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102 new (ELeave) CMRAttachmentInfoFetcher( |
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103 aMailClient, aCalSession, aCalEntry ); |
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104 CleanupStack::PushL(self); |
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105 self->ConstructL(); |
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106 CleanupStack::Pop(self); |
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107 |
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108 return self; |
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109 } |
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110 |
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111 // --------------------------------------------------------------------------- |
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112 // CMRAttachmentInfoFetcher::ConstructL |
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113 // --------------------------------------------------------------------------- |
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114 // |
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115 void CMRAttachmentInfoFetcher::ConstructL() |
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116 { |
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117 FUNC_LOG; |
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118 //do nothing |
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119 } |
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120 |
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121 // --------------------------------------------------------------------------- |
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122 // CMRAttachmentInfoFetcher::FetchMailL |
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123 // --------------------------------------------------------------------------- |
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124 // |
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125 void CMRAttachmentInfoFetcher::ExecuteAsyncCommandL() |
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126 { |
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127 FUNC_LOG; |
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128 |
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129 iResult.iMessage = Message(); |
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130 iResult.iOpType = OperationType(); |
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131 iResult.iResultCode = KErrNone; |
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132 |
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133 iMailMessage = Message(); |
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134 iResult.iMessage = iMailMessage; |
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135 TBool operationStarted( ETrue ); |
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136 |
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137 TFSPartFetchState messageLoadState( iMailMessage->FetchLoadState() ); |
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138 if( !iMailMessage->IsFlagSet( EFSMsgFlag_Attachments ) ) |
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139 { |
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140 operationStarted = EFalse; |
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141 } |
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142 else if ( EFSEmailStructureUnknown == messageLoadState ) |
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143 { |
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144 // Message structure needs to be fetched first |
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145 // After structure is fetched, then message parts can be fetched |
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146 // When structure fetching is completed, part fetching is triggered |
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147 // automatically |
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148 FetchMessageStructureL(); |
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149 } |
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150 else |
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151 { |
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152 // Message structure is already known --> Part can be fetched |
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153 // Wait operation is started if part needs to fetched. |
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154 operationStarted = ConstructAttachmentInformationL(); |
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155 } |
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156 |
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157 if ( !operationStarted ) |
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158 { |
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159 NotifyCompletion(); |
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160 } |
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161 |
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162 } |
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163 |
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164 // --------------------------------------------------------------------------- |
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165 // CMRAttachmentInfoFetcher::CancelAsyncCommand |
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166 // --------------------------------------------------------------------------- |
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167 // |
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168 void CMRAttachmentInfoFetcher::CancelAsyncCommand() |
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169 { |
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170 FUNC_LOG; |
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171 |
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172 if ( EIdle != iState ) |
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173 { |
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174 TRAP_IGNORE( iMailClient.CancelAllL() ); |
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175 |
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176 iResult.iResultCode = KErrCancel; |
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177 Observer()->OperationError( iResult ); |
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178 } |
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179 |
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180 } |
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181 |
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182 // --------------------------------------------------------------------------- |
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183 // CMRAttachmentInfoFetcher::RequestResponseL |
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184 // --------------------------------------------------------------------------- |
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185 // |
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186 void CMRAttachmentInfoFetcher::RequestResponseL( |
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187 TFSProgress aEvent, |
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188 TInt aRequestId ) |
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189 { |
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190 FUNC_LOG; |
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191 TRAPD( err, HandleRequestResponseL(aEvent, aRequestId) ); |
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192 |
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193 if ( KErrNone != err ) |
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194 { |
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195 // Error occured --> Cancel operations |
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196 iResult.iResultCode = err; |
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197 NotifyCompletion(); |
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198 } |
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199 } |
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200 |
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201 // ----------------------------------------------------------------------------- |
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202 // CMRAttachmentInfoFetcher::FetchMessageStructureL |
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203 // ----------------------------------------------------------------------------- |
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204 // |
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205 void CMRAttachmentInfoFetcher::FetchMessageStructureL() |
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206 { |
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207 FUNC_LOG; |
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208 |
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209 TFSMailMsgId currentMailboxId = |
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210 iMailMessage->GetMailBoxId(); |
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211 |
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212 TFSMailMsgId currentMessageFolderId = |
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213 iMailMessage->GetFolderId(); |
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214 |
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215 CFSMailFolder* currentFolder = |
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216 iMailClient.GetFolderByUidL( |
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217 currentMailboxId, |
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218 currentMessageFolderId ); |
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219 |
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220 CleanupStack::PushL( currentFolder ); |
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221 |
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222 iState = EFetchingStructure; |
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223 RArray<TFSMailMsgId> messageIds; |
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224 CleanupClosePushL( messageIds ); |
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225 messageIds.Append( iMailMessage->GetMessageId() ); |
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226 iStructureRequestId = |
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227 currentFolder->FetchMessagesL( |
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228 messageIds, |
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229 EFSMsgDataStructure, |
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230 *this ); |
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231 |
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232 CleanupStack::PopAndDestroy();//messageIds |
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233 CleanupStack::PopAndDestroy( currentFolder ); |
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234 } |
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235 |
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236 // ----------------------------------------------------------------------------- |
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237 // CMRAttachmentInfoFetcher::ConstructAttachmentInformationL |
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238 // ----------------------------------------------------------------------------- |
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239 // |
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240 TBool CMRAttachmentInfoFetcher::ConstructAttachmentInformationL() |
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241 { |
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242 FUNC_LOG; |
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243 |
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244 TBool operationStarted( EFalse ); |
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245 |
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246 TFSMailMsgId calpartId; |
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247 calpartId.SetNullId(); |
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248 |
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249 CFSMailMessage* msg = Message(); |
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250 |
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251 // Fetch own pointer email message, because message structure is |
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252 // not necessarily up to date |
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253 CFSMailMessage* message = |
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254 iMailClient.GetMessageByUidL( |
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255 msg->GetMailBoxId(), |
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256 msg->GetFolderId(), |
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257 msg->GetMessageId(), |
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258 EFSMsgDataStructure ); |
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259 CleanupStack::PushL( message ); |
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260 |
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261 CFSMailMessagePart* calendarPart = |
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262 ESMRIcalViewerUtils::LocateCalendarPartL( *message ); |
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263 |
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264 if ( !calendarPart && !message->IsMRInfoSet() ) |
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265 { |
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266 // message does not contain calendar part at all |
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267 iResult.iResultCode = KErrNotFound; |
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268 User::Leave( KErrNotFound ); |
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269 } |
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270 |
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271 CleanupStack::PushL( calendarPart ); |
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272 |
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273 if ( calendarPart ) |
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274 { |
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275 calpartId = calendarPart->GetPartId(); |
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276 } |
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277 |
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278 RCPointerArray<CFSMailMessagePart> attachments; |
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279 CleanupClosePushL( attachments ); |
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280 |
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281 message->AttachmentListL( attachments ); |
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282 |
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283 TInt attachmentCount( attachments.Count() ); |
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284 for( TInt i(0); i < attachmentCount; i++ ) |
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285 { |
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286 TInt contentSize( attachments[i]->ContentSize() ); |
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287 TPtrC attachmentName( attachments[i]->AttachmentNameL() ); |
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288 |
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289 if ( contentSize >= 0 && attachmentName.Length() && |
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290 calpartId != attachments[i]->GetPartId() ) |
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291 { |
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292 HBufC8* uriBuf = HBufC8::NewLC( KMaxUriLength ); |
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293 TPtr8 uri( uriBuf->Des() ); |
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294 |
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295 uri.Append( KCMailUri ); |
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296 |
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297 // Setting attachment URI |
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298 AppendMailIdToUri( uri, message->GetMailBoxId() ); |
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299 AppendMailIdToUri( uri, message->GetFolderId() ); |
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300 AppendMailIdToUri( uri, message->GetMessageId() ); |
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301 AppendMailIdToUri( uri, attachments[i]->GetPartId() ); |
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302 |
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303 CCalAttachment* attachment = CCalAttachment::NewUriL( uri ); |
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304 CleanupStack::PushL( attachment ); |
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305 |
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306 // Setting attachment label |
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307 attachment->SetLabelL( |
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308 attachments[i]->AttachmentNameL() ); |
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309 |
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310 iCalEntry.AddAttachmentL( *attachment ); |
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311 CleanupStack::Pop( attachment ); |
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312 CleanupStack::PopAndDestroy( uriBuf ); |
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313 } |
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314 } |
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315 |
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316 CleanupStack::PopAndDestroy( &attachments ); |
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317 CleanupStack::PopAndDestroy( calendarPart ); |
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318 CleanupStack::PopAndDestroy( message ); |
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319 |
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320 return operationStarted; |
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321 } |
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322 |
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323 // ----------------------------------------------------------------------------- |
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324 // CMRAttachmentInfoFetcher::FetchMessageContentsL |
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325 // ----------------------------------------------------------------------------- |
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326 // |
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327 void CMRAttachmentInfoFetcher::HandleRequestResponseL( |
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328 TFSProgress aEvent, |
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329 TInt /*aRequestId*/ ) |
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330 { |
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331 FUNC_LOG; |
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332 |
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333 TBool operationStarted( EFalse ); |
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334 |
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335 if ( /*aRequestId == iStructureRequestId && */ |
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336 EFetchingStructure == iState ) |
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337 { |
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338 // Fetching message structure |
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339 switch ( aEvent.iProgressStatus ) |
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340 { |
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341 case TFSProgress::EFSStatus_RequestComplete: |
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342 { |
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343 // Starting part fetching |
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344 operationStarted = ConstructAttachmentInformationL(); |
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345 iResult.iResultCode = aEvent.iError; |
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346 } |
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347 break; |
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348 case TFSProgress::EFSStatus_RequestCancelled: |
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349 { |
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350 // Error occured during fetch operation |
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351 iResult.iResultCode = KErrCancel; |
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352 } |
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353 break; |
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354 default: |
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355 break; |
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356 } |
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357 } |
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358 |
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359 if ( !operationStarted ) |
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360 { |
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361 NotifyCompletion(); |
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362 } |
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363 |
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364 } |
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365 |
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366 // ----------------------------------------------------------------------------- |
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367 // CMRAttachmentInfoFetcher::NotifyCompletion |
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368 // ----------------------------------------------------------------------------- |
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369 // |
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370 void CMRAttachmentInfoFetcher::NotifyCompletion() |
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371 { |
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372 FUNC_LOG; |
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373 if ( KErrNone == iResult.iResultCode ) |
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374 { |
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375 Observer()->OperationCompleted( iResult ); |
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376 } |
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377 else |
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378 { |
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379 Observer()->OperationError( iResult ); |
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380 } |
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381 } |
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382 |
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383 // EOF |