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1 /* |
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2 * Copyright (c) 2008 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: Interface to HSPS service |
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15 * |
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16 */ |
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17 |
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18 // SYSTEM INCLUDES |
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19 #include <eikenv.h> |
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20 #include <eikappui.h> |
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21 #include <eikapp.h> |
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22 #include <bldvariant.hrh> |
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23 |
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24 #include <hspsdomattribute.h> |
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25 #include <mhspsdomlistitem.h> |
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26 #include <hspsdomlist.h> |
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27 #include <hspsdomdepthiterator.h> |
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28 #include <hspsdomnode.h> |
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29 #include <hspsdefinitionrepository.h> |
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30 #include <hspsresource.h> |
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31 |
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32 #include "hspsconfigurationservice.h" |
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33 #include "hspsxmlelements.h" |
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34 #include "hspscallback.h" |
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35 #include "hspsserviceutilities.h" |
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36 |
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37 #ifdef HSPS_LOG_ACTIVE |
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38 #include <hspsodtdump.h> |
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39 #include <hspslogbusfile.h> |
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40 #endif |
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41 |
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42 // ======== LOCAL CONSTANTS ======== |
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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 // Two-phased constructor. |
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48 // --------------------------------------------------------------------------- |
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49 // |
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50 EXPORT_C CHspsConfigurationService* CHspsConfigurationService::NewL() |
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51 { |
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52 CHspsConfigurationService* self = new (ELeave) CHspsConfigurationService; |
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53 CleanupStack::PushL( self ); |
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54 self->ConstructL(); |
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55 CleanupStack::Pop( self ); |
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56 return self; |
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57 } |
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58 |
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59 // --------------------------------------------------------------------------- |
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60 // Destructor. |
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61 // --------------------------------------------------------------------------- |
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62 // |
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63 CHspsConfigurationService::~CHspsConfigurationService() |
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64 { |
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65 iProperty.Close(); |
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66 iPluginIds.Close(); |
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67 if(iHspsRequestClient) |
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68 { |
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69 iHspsRequestClient->hspsCancelGetODTUpdate(); |
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70 } |
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71 |
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72 if( iCallback ) |
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73 { |
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74 delete iCallback; |
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75 iCallback = NULL; |
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76 } |
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77 |
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78 |
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79 delete iHspsRequestClient; |
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80 delete iHspsODT; |
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81 delete iNotifyParams; |
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82 } |
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83 |
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84 // --------------------------------------------------------------------------- |
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85 // Constructor. |
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86 // --------------------------------------------------------------------------- |
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87 // |
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88 CHspsConfigurationService::CHspsConfigurationService() : |
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89 iODTVersion( 0 ) |
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90 { |
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91 } |
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92 |
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93 // --------------------------------------------------------------------------- |
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94 // Two-phased constructor. |
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95 // --------------------------------------------------------------------------- |
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96 // |
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97 void CHspsConfigurationService::ConstructL() |
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98 { |
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99 iHspsODT = ChspsODT::NewL(); |
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100 iHspsRequestClient = ChspsRequestClient::NewL( *this ); |
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101 iNotifyParams = ChspsRequestNotificationParams::NewL(); |
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102 iPluginIds.Reset(); |
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103 } |
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104 |
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105 // ----------------------------------------------------------------------------- |
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106 // Gets requested configuration. |
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107 // ----------------------------------------------------------------------------- |
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108 EXPORT_C ChspsDomDocument& CHspsConfigurationService::GetDOML() |
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109 { |
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110 if( !iHspsODT || |
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111 !iHspsODT->DomDocument().RootNode() ) |
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112 { |
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113 //Odt is not parsed, leave. |
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114 User::Leave( KErrNotFound ); |
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115 } |
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116 |
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117 if( iODTVersion < 1 ) |
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118 { |
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119 GetODTL( iHspsODT->RootUid() ); |
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120 } |
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121 |
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122 // Get app uid/key |
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123 TInt key = 0; |
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124 GetAppUidL( key ); |
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125 if( key < 1 ) |
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126 { |
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127 User::Leave( KErrNotFound ); |
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128 } |
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129 |
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130 if( iODTVersion < 1 ) |
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131 { |
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132 User::LeaveIfError( |
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133 iProperty.Attach( |
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134 KPropertyHspsCat, |
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135 key ) |
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136 ); |
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137 User::LeaveIfError( |
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138 iProperty.Get( |
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139 KPropertyHspsCat, |
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140 key, |
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141 iODTVersion ) |
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142 ); |
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143 } |
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144 else |
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145 { |
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146 // Check whether the ODT needs to be updated |
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147 TInt latestVersion( -1 ); |
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148 User::LeaveIfError( |
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149 iProperty.Get( |
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150 KPropertyHspsCat, |
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151 key, |
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152 latestVersion ) |
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153 ); |
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154 if( latestVersion != iODTVersion ) |
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155 { |
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156 GetODTL( iHspsODT->RootUid() ); |
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157 iODTVersion = latestVersion; |
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158 } |
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159 } |
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160 |
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161 return iHspsODT->DomDocument(); |
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162 } |
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163 |
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164 // ----------------------------------------------------------------------------- |
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165 // Gets application configuration ODT |
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166 // ----------------------------------------------------------------------------- |
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167 EXPORT_C void CHspsConfigurationService::GetODTL( const TInt aAppUid ) |
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168 { |
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169 #ifdef HSPS_LOG_ACTIVE |
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170 if( iLogBus ) |
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171 { |
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172 iLogBus->LogText( _L( "CHspsConfigurationService::GetODTL" ) ); |
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173 } |
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174 #endif |
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175 |
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176 // Fetch application configuration |
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177 ThspsServiceCompletedMessage retOdt = iHspsRequestClient->hspsGetODT( |
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178 aAppUid, |
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179 *iHspsODT ); |
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180 if ( retOdt != EhspsGetODTSuccess ) |
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181 { |
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182 #ifdef HSPS_LOG_ACTIVE |
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183 if( iLogBus ) |
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184 { |
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185 iLogBus->LogText( _L( "CHspsConfigurationService::GetActiveConfigurationL(): - Failed to find a configuration" ) ); |
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186 } |
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187 #endif |
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188 |
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189 User::Leave( KErrNotFound ); |
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190 } |
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191 else |
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192 { |
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193 // ODT is now valid. |
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194 |
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195 /* |
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196 // Start observing ODT changes |
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197 if ( EhspsServiceRequestSheduled != iHspsRequestClient->hspsGetODTUpdate() ) |
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198 { |
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199 #ifdef HSPS_LOG_ACTIVE |
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200 if( iLogBus ) |
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201 { |
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202 iLogBus->LogText( _L( "CHspsConfigurationService::GetActiveConfigurationL(): - Failed to start observing" ) ); |
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203 } |
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204 #endif |
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205 |
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206 User::Leave( KErrGeneral ); |
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207 } |
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208 */ |
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209 } |
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210 |
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211 #ifdef HSPS_LOG_ACTIVE |
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212 if( iHspsODT && iLogBus ) |
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213 { |
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214 ChspsOdtDump::Dump( *iHspsODT, *iLogBus ); |
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215 } |
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216 #endif |
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217 } |
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218 |
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219 // ----------------------------------------------------------------------------- |
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220 // Gets application UID of active configuration |
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221 // ----------------------------------------------------------------------------- |
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222 EXPORT_C void CHspsConfigurationService::GetAppUidL( |
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223 TInt& aAppUid ) |
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224 { |
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225 if( !iHspsODT || |
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226 !iHspsODT->DomDocument().RootNode() ) |
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227 { |
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228 //Odt is not parsed, leave. |
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229 User::Leave( KErrNotFound ); |
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230 } |
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231 aAppUid = iHspsODT->RootUid(); |
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232 } |
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233 |
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234 // ----------------------------------------------------------------------------- |
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235 // Set log bus. |
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236 // ----------------------------------------------------------------------------- |
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237 #ifdef HSPS_LOG_ACTIVE |
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238 EXPORT_C void CHspsConfigurationService::SetLogBus( ChspsLogBus* aLogBus ) |
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239 { |
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240 iLogBus = aLogBus; |
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241 } |
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242 #else |
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243 EXPORT_C void CHspsConfigurationService::SetLogBus( ChspsLogBus* /*aLogBus*/ ) |
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244 { |
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245 } |
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246 #endif |
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247 |
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248 // ----------------------------------------------------------------------------- |
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249 // See header for comments. |
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250 // ----------------------------------------------------------------------------- |
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251 EXPORT_C void CHspsConfigurationService::InvalidateODT() |
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252 { |
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253 iODTVersion = 0; |
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254 } |
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255 |
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256 // ----------------------------------------------------------------------------- |
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257 // Gets application configuration family |
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258 // ----------------------------------------------------------------------------- |
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259 EXPORT_C void CHspsConfigurationService::GetFamilyL( |
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260 TUint32& aFamily ) |
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261 { |
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262 if( !iHspsODT || |
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263 !iHspsODT->DomDocument().RootNode() ) |
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264 { |
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265 //Odt is not parsed, leave. |
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266 User::Leave( KErrNotFound ); |
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267 } |
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268 aFamily = iHspsODT->Family(); |
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269 } |
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270 |
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271 // ----------------------------------------------------------------------------- |
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272 // Gets application UID of active configuration |
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273 // ----------------------------------------------------------------------------- |
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274 EXPORT_C TInt CHspsConfigurationService::RegisterObserverL(CHspsReqNotifCallback* aCallBack ) |
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275 { |
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276 |
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277 if( !aCallBack ) |
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278 { |
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279 return KErrArgument; |
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280 } |
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281 if ( !iHspsRequestClient ) |
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282 { |
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283 // Not suppose tp happen since iHspsRequestClient is created during service attach |
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284 return KErrGeneral; |
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285 } |
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286 |
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287 if( iCallback ) |
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288 { |
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289 return KErrInUse; |
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290 } |
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291 |
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292 iHspsRequestClient->hspsCancelGetODTUpdate(); |
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293 if( !iCallback ) |
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294 { |
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295 iCallback = aCallBack; |
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296 } |
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297 |
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298 // Start observing ODT changes |
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299 |
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300 if ( EhspsServiceRequestSheduled != iHspsRequestClient->hspsGetODTUpdate() ) |
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301 { |
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302 #ifdef HSPS_LOG_ACTIVE |
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303 if( iLogBus ) |
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304 { |
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305 iLogBus->LogText( _L( "CHspsConfigurationService::GetActiveConfigurationL(): - Failed to start observing" ) ); |
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306 } |
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307 #endif |
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308 |
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309 return KErrGeneral; |
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310 } |
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311 return KErrNone; |
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312 } |
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313 // ----------------------------------------------------------------------------- |
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314 // Gets application UID of active configuration |
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315 // ----------------------------------------------------------------------------- |
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316 EXPORT_C void CHspsConfigurationService::UnRegisterObserverL() |
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317 { |
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318 |
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319 if ( !iHspsRequestClient ) |
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320 { |
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321 // Not suppose tp happen since iHspsRequestClient is created during service attach |
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322 User::Leave( KErrGeneral ); |
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323 } |
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324 iHspsRequestClient->hspsCancelGetODTUpdate(); |
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325 |
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326 if(iCallback) |
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327 { |
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328 delete iCallback; |
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329 iCallback = NULL; |
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330 } |
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331 } |
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332 // --------------------------------------------------------------------------- |
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333 // Hsps client request service observer |
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334 // --------------------------------------------------------------------------- |
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335 // |
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336 void CHspsConfigurationService::HandlehspsRequestClientMessageL( ThspsServiceCompletedMessage aMessage, |
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337 ChspsRequestNotificationParams& aParams ) |
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338 { |
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339 if( aMessage == EhspsGetODTUpdateStatus || aMessage == EhspsGetODTUpdateHot ) |
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340 { |
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341 if(iCallback) |
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342 { |
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343 if( !ParseNotificationDataL(aParams) ) |
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344 { |
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345 // Invalidate member ODT for specific events. |
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346 if( iNotifyParams->iEvent != EhspsCacheUpdate && |
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347 iNotifyParams->iEvent != EhspsClean && |
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348 iNotifyParams->iEvent != EhspsNoEvent ) |
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349 { |
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350 InvalidateODT(); |
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351 } |
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352 |
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353 // Notify. |
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354 iCallback->NotifyResultL( KErrNone, *iNotifyParams, iPluginIds ); |
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355 |
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356 // Reset. |
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357 iPluginIds.Reset(); |
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358 iNotifyParams->ResetData(); |
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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 if(aMessage == EhspsServiceRequestError) |
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364 { |
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365 // Invalidate ODT. |
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366 InvalidateODT(); |
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367 |
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368 if(iCallback) |
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369 { |
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370 iCallback->NotifyResultL( KErrGeneral, *iNotifyParams, iPluginIds); |
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371 iPluginIds.Reset(); |
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372 iNotifyParams->ResetData(); |
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373 } |
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374 } |
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375 |
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376 iHspsRequestClient->hspsCancelGetODTUpdate(); |
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377 if( EhspsServiceRequestSheduled != iHspsRequestClient->hspsGetODTUpdate() ) |
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378 { |
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379 User::Leave( KErrGeneral ); |
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380 } |
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381 |
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382 } |
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383 |
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384 // --------------------------------------------------------------------------- |
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385 // Sends events to observers |
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386 // --------------------------------------------------------------------------- |
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387 // |
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388 TInt CHspsConfigurationService::ParseNotificationDataL( ChspsRequestNotificationParams& aParams ) |
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389 { |
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390 TInt err = KErrNone; |
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391 |
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392 // Get client's appuid |
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393 const TInt appUid = iHspsODT->RootUid(); |
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394 |
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395 // If this is a broadcast to all clients |
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396 if( aParams.iAppUid == 0 ) |
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397 { |
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398 // Send widget was installed, uninstalled or updated notifications only |
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399 if ( aParams.iEvent != EhspsODTAdded |
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400 && aParams.iEvent != EhspsClean |
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401 && aParams.iEvent != EhspsODTUpdated ) |
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402 { |
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403 // Block other notifications |
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404 err = KErrGeneral; |
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405 } |
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406 } |
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407 else if ( appUid != aParams.iAppUid ) |
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408 { |
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409 // Block notifications which were sent to other clients |
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410 err = KErrGeneral; |
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411 } |
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412 |
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413 if( !err ) |
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414 { |
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415 iPluginIds.Reset(); |
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416 iNotifyParams->iEvent = aParams.iEvent; |
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417 iNotifyParams->iAppUid = aParams.iAppUid; |
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418 iNotifyParams->iOrigUid = aParams.iOrigUid; |
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419 iNotifyParams->iAppConfUid = aParams.iAppConfUid; |
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420 iNotifyParams->iPluginUid = aParams.iPluginUid; |
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421 iNotifyParams->iCount = aParams.iCount; |
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422 |
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423 for(TInt i=0; i < iNotifyParams->iCount; i++ ) |
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424 { |
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425 iPluginIds.Append( aParams.iPluginIds[i] ); |
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426 } |
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427 |
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428 iNotifyParams->SetNameL(aParams.Name()); |
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429 } |
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430 |
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431 return err; |
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432 } |
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433 |
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434 |
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435 |
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436 |