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1 /* |
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2 * Copyright (c) 2004-2007 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: Wraps document handler functions |
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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 |
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20 // INCLUDES |
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21 #include <DocumentHandler.h> |
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22 #include <apmstd.h> |
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23 #include <bautils.h> |
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24 #include "CFileManagerDocHandler.h" |
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25 #include "CFileManagerEngine.h" |
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26 #include "CFileManagerUtils.h" |
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27 #include "CFileManagerThreadWrapper.h" |
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28 #include "MFileManagerProcessObserver.h" |
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29 #include "FileManagerDebug.h" |
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30 |
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31 |
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32 // ----------------------------------------------------------------------------- |
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33 // CFileManagerDocHandler::CFileManagerDocHandler() |
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34 // |
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35 // ----------------------------------------------------------------------------- |
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36 // |
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37 CFileManagerDocHandler::CFileManagerDocHandler( |
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38 CFileManagerEngine& aEngine, |
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39 CFileManagerUtils& aUtils ) : |
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40 iEngine( aEngine ), |
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41 iUtils( aUtils ), |
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42 iFs( aEngine.Fs() ) |
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43 { |
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44 } |
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45 |
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46 // ----------------------------------------------------------------------------- |
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47 // CFileManagerDocHandler::NewL() |
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48 // |
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49 // ------------------------------------------------------------------------------ |
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50 // |
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51 CFileManagerDocHandler* CFileManagerDocHandler::NewL( |
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52 CFileManagerEngine& aEngine, |
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53 CFileManagerUtils& aUtils ) |
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54 { |
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55 CFileManagerDocHandler* self = new (ELeave) CFileManagerDocHandler( |
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56 aEngine, aUtils ); |
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57 CleanupStack::PushL( self ); |
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58 self->ConstructL(); |
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59 CleanupStack::Pop( self ); |
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60 return self; |
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61 } |
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62 |
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63 // ----------------------------------------------------------------------------- |
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64 // CFileManagerDocHandler::~CFileManagerDocHandler() |
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65 // |
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66 // ------------------------------------------------------------------------------ |
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67 // |
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68 CFileManagerDocHandler::~CFileManagerDocHandler() |
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69 { |
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70 iApaSession.Close(); |
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71 delete iThreadWrapper; |
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72 delete iFileMime; |
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73 delete iFileFullPath; |
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74 delete iDocHandler; |
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75 iFile.Close(); |
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76 } |
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77 |
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78 // ----------------------------------------------------------------------------- |
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79 // CFileManagerDocHandler::HandleServerAppExit() |
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80 // |
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81 // ----------------------------------------------------------------------------- |
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82 void CFileManagerDocHandler::HandleServerAppExit( TInt aReason ) |
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83 { |
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84 if ( iEmbeddedAppOpen ) |
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85 { |
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86 iEngine.NoticeServerAppExit( aReason ); |
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87 iEngine.EmbeddedAppStatus( EFalse ); |
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88 iEmbeddedAppOpen = EFalse; |
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89 } |
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90 } |
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91 |
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92 // ----------------------------------------------------------------------------- |
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93 // CFileManagerDocHandler::ConstructL() |
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94 // |
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95 // ----------------------------------------------------------------------------- |
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96 // |
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97 void CFileManagerDocHandler::ConstructL() |
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98 { |
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99 iDocHandler = CDocumentHandler::NewL(); |
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100 iDocHandler->SetExitObserver( this ); |
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101 User::LeaveIfError( iApaSession.Connect() ); |
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102 } |
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103 |
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104 // ----------------------------------------------------------------------------- |
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105 // CFileManagerDocHandler::OpenFileL() |
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106 // |
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107 // ----------------------------------------------------------------------------- |
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108 // |
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109 void CFileManagerDocHandler::OpenFileL( |
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110 const TDesC& aFullPath, MFileManagerProcessObserver* aObserver ) |
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111 { |
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112 if ( iEmbeddedAppOpen ) |
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113 { |
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114 ERROR_LOG( "CFileManagerDocHandler::OpenFileL-OpenAlreadyOngoing" ) |
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115 return; // Ignore too fast open events to prevent mess up |
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116 } |
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117 |
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118 delete iThreadWrapper; |
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119 iThreadWrapper = NULL; |
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120 |
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121 delete iFileFullPath; |
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122 iFileFullPath = NULL; |
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123 |
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124 delete iFileMime; |
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125 iFileMime = NULL; |
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126 |
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127 iFileReady = EFalse; |
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128 iFile.Close(); |
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129 |
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130 iObserver = aObserver; |
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131 |
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132 //Judge the file extention, if a sis file, notify Engine to flush the cache |
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133 if ( EFileManagerAppFileIcon == iUtils.ResolveIconL( aFullPath ) ) |
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134 { |
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135 iEngine.SetSisFile( ETrue ); |
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136 } |
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137 |
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138 // Get fullpath and MIME type |
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139 TPtrC mime16( iUtils.MimeTypeL( aFullPath ) ); |
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140 iFileMime = HBufC8::NewL( mime16.Length() ); |
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141 iFileMime->Des().Copy( mime16 ); |
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142 iFileFullPath = aFullPath.AllocL(); |
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143 |
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144 if ( iUtils.IsRemoteDrive( *iFileFullPath ) ) |
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145 { |
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146 iThreadWrapper = CFileManagerThreadWrapper::NewL(); |
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147 User::LeaveIfError( iThreadWrapper->StartThread( |
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148 *this, |
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149 MFileManagerThreadFunction::ENotifyFinished, EPriorityNormal ) ); |
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150 |
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151 // Async file open |
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152 if ( iObserver ) |
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153 { |
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154 TRAP_IGNORE( iObserver->ProcessStartedL( |
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155 MFileManagerProcessObserver::EFileOpenProcess, KErrNone ) ); |
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156 } |
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157 } |
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158 else |
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159 { |
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160 // Sync file open |
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161 if ( iObserver ) |
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162 { |
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163 TRAP_IGNORE( iObserver->ProcessStartedL( |
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164 MFileManagerProcessObserver::EFileOpenProcess, KErrNone ) ); |
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165 } |
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166 |
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167 RFile64 sharableFile; |
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168 TRAPD( err, iDocHandler->OpenTempFileL( *iFileFullPath, sharableFile ) ); |
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169 if ( err == KErrNone ) |
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170 { |
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171 TRAP( err, OpenShareableFileL( sharableFile, *iFileMime ) ); |
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172 } |
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173 sharableFile.Close(); |
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174 |
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175 if ( iObserver ) |
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176 { |
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177 TRAP_IGNORE( iObserver->ProcessFinishedL( err ) ); |
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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 // CFileManagerDocHandler::OpenShareableFileL() |
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184 // |
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185 // ----------------------------------------------------------------------------- |
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186 // |
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187 void CFileManagerDocHandler::OpenShareableFileL( |
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188 RFile64& aShareableFile, const TDesC8& aMime ) |
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189 { |
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190 // Check if file open is denied |
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191 if ( iObserver && iFileFullPath ) |
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192 { |
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193 if ( iObserver->NotifyL( |
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194 MFileManagerProcessObserver::ENotifyFileOpenDenied, |
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195 0, |
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196 *iFileFullPath ) ) |
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197 { |
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198 return; |
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199 } |
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200 } |
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201 |
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202 TDataType dataType( aMime ); |
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203 CAiwGenericParamList& paramList( iDocHandler->InParamListL() ); |
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204 |
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205 // If remote drive, make sure that file can be opened remotely |
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206 if ( iUtils.IsRemoteDrive( *iFileFullPath ) ) |
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207 { |
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208 TUid appUid; |
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209 TDataType fileType; |
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210 User::LeaveIfError( iApaSession.AppForDocument( |
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211 aShareableFile, appUid, fileType ) ); |
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212 if ( !iEngine.HasAppRemoteDriveSupport( appUid ) ) |
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213 { |
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214 User::Leave( KErrFmgrNotSupportedRemotely ); |
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215 } |
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216 dataType = fileType; |
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217 } |
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218 // Otherwise just make sure that file exists before opening it |
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219 else if ( !BaflUtils::FileExists( iEngine.Fs(), *iFileFullPath ) ) |
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220 { |
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221 User::Leave( KErrNotFound ); |
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222 } |
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223 |
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224 TInt err( KErrNone ); |
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225 TInt err2( KErrNone ); |
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226 |
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227 TRAP( err, err2 = iDocHandler->OpenFileEmbeddedL( |
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228 aShareableFile, dataType, paramList ) ); |
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229 |
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230 LOG_IF_ERROR1( err, |
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231 "CFileManagerDocHandler::OpenShareableFileL-err=%d", err ) |
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232 LOG_IF_ERROR1( err2, |
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233 "CFileManagerDocHandler::OpenShareableFileL-err2=%d", err2 ) |
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234 |
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235 // Make sure that not supported functionality is handled properly |
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236 if ( err2 == KErrNotSupported || err2 == KMimeNotSupported || |
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237 err == KErrNotSupported || err == KMimeNotSupported ) |
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238 { |
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239 User::Leave( KErrNotSupported ); |
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240 } |
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241 else if ( err == KErrNotFound || err2 == KErrNotFound ) |
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242 { |
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243 User::Leave( KErrGeneral ); |
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244 } |
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245 User::LeaveIfError( err ); |
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246 User::LeaveIfError( err2 ); |
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247 |
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248 iEngine.EmbeddedAppStatus( ETrue ); |
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249 iEmbeddedAppOpen = ETrue; |
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250 } |
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251 |
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252 // ----------------------------------------------------------------------------- |
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253 // CFileManagerDocHandler::ThreadStepL() |
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254 // |
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255 // ----------------------------------------------------------------------------- |
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256 // |
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257 void CFileManagerDocHandler::ThreadStepL() |
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258 { |
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259 // Open shareable file and make sure that it is loaded to file cache |
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260 // before opening the file with app |
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261 TInt err( iFile.Open( iFs, *iFileFullPath, EFileShareReadersOnly ) ); |
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262 if ( err == KErrInUse ) |
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263 { |
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264 User::LeaveIfError( iFile.Open( |
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265 iFs, *iFileFullPath, EFileShareReadersOrWriters ) ); |
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266 } |
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267 else |
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268 { |
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269 User::LeaveIfError( err ); |
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270 } |
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271 |
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272 TInt64 pos( 0 ); |
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273 TInt64 size( 0 ); |
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274 TInt readSize( 0 ); |
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275 const TInt KReadBufferSize = 16384; // 16KB |
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276 HBufC8* buffer = HBufC8::NewLC( KReadBufferSize ); |
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277 TPtr8 ptr( buffer->Des() ); |
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278 |
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279 User::LeaveIfError( iFile.Size( size ) ); |
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280 while ( size > 0 ) |
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281 { |
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282 if ( iThreadWrapper->IsThreadCanceled() ) |
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283 { |
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284 User::Leave( KErrCancel ); |
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285 } |
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286 |
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287 readSize = Min( size, ptr.MaxSize() ); |
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288 User::LeaveIfError( iFile.Read( pos, ptr, readSize ) ); |
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289 size -= readSize; |
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290 } |
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291 |
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292 CleanupStack::PopAndDestroy( buffer ); |
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293 iFileReady = ETrue; |
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294 } |
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295 |
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296 // ----------------------------------------------------------------------------- |
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297 // CFileManagerDocHandler::IsThreadDone() |
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298 // |
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299 // ----------------------------------------------------------------------------- |
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300 // |
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301 TBool CFileManagerDocHandler::IsThreadDone() |
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302 { |
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303 return iFileReady; |
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304 } |
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305 |
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306 // ----------------------------------------------------------------------------- |
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307 // CFileManagerDocHandler::NotifyThreadClientL() |
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308 // |
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309 // ----------------------------------------------------------------------------- |
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310 // |
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311 void CFileManagerDocHandler::NotifyThreadClientL( |
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312 TNotifyType aType, TInt aValue ) |
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313 { |
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314 switch ( aType ) |
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315 { |
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316 case ENotifyFinished: |
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317 { |
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318 // Open shareable file with app and inform observer |
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319 if ( aValue == KErrNone && iFileReady ) |
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320 { |
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321 TRAP( aValue, OpenShareableFileL( iFile, *iFileMime ) ); |
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322 } |
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323 iFile.Close(); |
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324 |
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325 if ( iObserver ) |
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326 { |
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327 TRAP_IGNORE( iObserver->ProcessFinishedL( aValue ) ); |
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328 } |
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329 if ( aValue != KErrNone ) |
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330 { |
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331 // Ensure that the status gets updated on error |
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332 HandleServerAppExit( 0 ); |
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333 } |
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334 break; |
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335 } |
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336 default: |
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337 { |
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338 break; |
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339 } |
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340 } |
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341 } |
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342 |
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343 // ----------------------------------------------------------------------------- |
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344 // CFileManagerDocHandler::CancelFileOpen() |
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345 // |
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346 // ----------------------------------------------------------------------------- |
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347 // |
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348 void CFileManagerDocHandler::CancelFileOpen() |
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349 { |
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350 if ( iFileFullPath ) |
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351 { |
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352 iEngine.CancelTransfer( *iFileFullPath ); |
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353 } |
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354 if ( iThreadWrapper ) |
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355 { |
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356 iThreadWrapper->CancelThread(); |
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357 } |
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358 } |
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359 |
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360 // End of File |