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1 /* |
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2 * Copyright (c) 2002-2005 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: This class offers the search services |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 #include "CCARequest.h" |
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21 #include "CCARequestMapper.h" |
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22 #include "CCASearchData.h" |
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23 #include "CCASearchManager.h" |
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24 #include "MCASearchObserverInterface.h" |
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25 #include "PublicEngineDefinitions.h" |
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26 #include "PrivateEngineDefinitions.h" |
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27 #include "ImpsCSPAllErrors.h" |
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28 #include "MCAImpsFactory.h" |
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29 |
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30 #include "ChatDebugPrint.h" |
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31 |
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32 // ================= MEMBER FUNCTIONS ======================= |
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33 |
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34 // Two-phased constructor. |
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35 CCASearchManager* CCASearchManager::NewL( |
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36 MCAImpsFactory* aIMPSFactory, |
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37 CCARequestMapper* aRequestMapper ) |
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38 { |
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39 CCASearchManager* self = new ( ELeave ) CCASearchManager( |
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40 aIMPSFactory, |
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41 aRequestMapper ); |
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42 |
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43 CleanupStack::PushL( self ); |
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44 self->ConstructL(); |
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45 CleanupStack::Pop( self ); |
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46 |
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47 return self; |
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48 } |
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49 |
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50 // Destructor |
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51 CCASearchManager::~CCASearchManager() |
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52 { |
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53 delete iOwnGrouplistCreatorId; |
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54 delete iResults; |
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55 delete iCreatedGroups; |
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56 } |
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57 |
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58 // --------------------------------------------------------- |
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59 // CCASearchManager::SetSearchSupported |
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60 // --------------------------------------------------------- |
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61 // |
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62 void CCASearchManager::SetSearchSupported( TBool aSearchSupported ) |
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63 { |
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64 iSearchSupported = aSearchSupported; |
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65 } |
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66 |
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67 // --------------------------------------------------------- |
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68 // CCASearchManager::StartSearchL |
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69 // --------------------------------------------------------- |
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70 // |
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71 EXPORT_C TInt CCASearchManager::StartSearchL( |
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72 const CSearchPairs& aPairs, |
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73 TInt aSearchLimit, |
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74 MCASearchObserverInterface* aObserver ) |
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75 { |
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76 CHAT_DP_TXT( "CCASearchManager::StartSearchL()...starts" ); |
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77 |
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78 if ( !iSearchSupported ) |
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79 { |
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80 User::Leave( ESearchNotSupported ); |
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81 } |
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82 |
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83 // Set data |
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84 iSearchLimit = aSearchLimit; |
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85 iState = ESearchStartRequested; |
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86 |
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87 // Create the request |
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88 CHAT_DP_FUNC_DP( "StartSearchL", "Creating request" ); |
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89 TInt opId = iImpsFundClient->SearchFirstL( aPairs, |
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90 aSearchLimit ); |
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91 CCARequest* request = iRequestMapper->CreateRequestL( opId, EFalse ); |
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92 |
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93 // remember the observer (synchronous, so only one observer used) |
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94 iObserver = aObserver; |
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95 |
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96 CHAT_DP_FUNC_DP( "StartSearchL", "Waiting for completion" ); |
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97 |
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98 request->StartWait(); |
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99 |
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100 // execution continues from here |
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101 TInt errorCode( KErrNone ); |
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102 errorCode = request->ErrorCode(); |
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103 |
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104 iRequestMapper->RemoveRequest( request ); |
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105 iObserver = NULL; |
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106 |
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107 CHAT_DP_TXT( "CCASearchManager::StartSearchL()...over" ); |
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108 |
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109 return errorCode; |
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110 } |
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111 |
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112 |
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113 // --------------------------------------------------------- |
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114 // CCASearchManager::EndSearchL |
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115 // --------------------------------------------------------- |
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116 // |
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117 EXPORT_C TInt CCASearchManager::EndSearchL() |
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118 { |
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119 CHAT_DP_TXT( "CCASearchManager::EndSearchL()...starts" ); |
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120 |
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121 if ( !iSearchSupported ) |
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122 { |
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123 User::Leave( ESearchNotSupported ); |
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124 } |
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125 |
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126 // Create the request and start waiting |
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127 CCARequest* request = iRequestMapper->CreateRequestL( |
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128 iImpsFundClient->StopSearchL( iSearchID ), |
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129 EFalse ); |
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130 |
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131 request->StartWait(); |
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132 |
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133 TInt errorCode( KErrNone ); |
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134 |
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135 // Execution continues from here |
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136 errorCode = request->ErrorCode(); |
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137 CHAT_DP( D_CHAT_LIT( "EndSearchL() error code %d" ), errorCode ); |
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138 |
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139 iRequestMapper->RemoveRequest( request ); |
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140 iObserver = NULL; |
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141 |
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142 CHAT_DP_TXT( "CCASearchManager::EndSearchL()...over" ); |
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143 |
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144 return errorCode; |
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145 } |
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146 |
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147 // --------------------------------------------------------- |
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148 // CCASearchManager::SearchNextL |
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149 // --------------------------------------------------------- |
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150 // |
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151 EXPORT_C TInt CCASearchManager::SearchNextL( TInt aIndex, |
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152 MCASearchObserverInterface* aObserver ) |
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153 { |
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154 CHAT_DP_FUNC_ENTER( "SearchNextL" ); |
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155 CHAT_DP( D_CHAT_LIT( "SearchNextL index is %d" ), aIndex ); |
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156 |
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157 if ( !iSearchSupported ) |
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158 { |
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159 User::Leave( ESearchNotSupported ); |
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160 } |
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161 |
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162 if ( aIndex >= SearchDataInterface()->HowManyResultsAvailable() && |
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163 iResults->NoMoreResultsAvailable() ) |
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164 { |
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165 CHAT_DP_TXT( "!!!NO MORE RESULTS!!!" ); |
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166 iObserver = NULL; |
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167 User::Leave( ERequestedResultsButNotAvailable ); |
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168 } |
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169 |
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170 if ( iResults->WeHaveData( aIndex ) ) |
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171 { |
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172 CHAT_DP_TXT( " We have results" ); |
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173 CHAT_DP_FUNC_DONE( "SearchNextL" ); |
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174 iObserver = NULL; |
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175 return KErrNone; |
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176 } |
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177 else |
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178 { |
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179 CHAT_DP_TXT( " We do not have results" ); |
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180 CHAT_DP( D_CHAT_LIT( "Next index %d" ), iResults->NextSearchIndex() ); |
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181 |
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182 // Start waiting |
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183 TInt opId = iImpsFundClient->SearchNextL( iSearchID, |
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184 iResults->NextSearchIndex() ); |
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185 CCARequest* request = iRequestMapper->CreateRequestL( opId, EFalse ); |
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186 |
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187 // remember the observer for this operation |
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188 iObserver = aObserver; |
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189 |
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190 request->StartWait(); |
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191 |
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192 // execution continues from here |
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193 TInt errorCode( KErrNone ); |
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194 errorCode = request->ErrorCode(); |
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195 |
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196 iRequestMapper->RemoveRequest( request ); |
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197 |
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198 CHAT_DP_FUNC_DONE( "SearchNextL" ); |
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199 iObserver = NULL; |
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200 |
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201 return errorCode; |
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202 } |
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203 } |
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204 |
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205 // --------------------------------------------------------- |
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206 // CCASearchManager::SearchDataInterface |
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207 // --------------------------------------------------------- |
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208 // |
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209 EXPORT_C MCASearchData* CCASearchManager::SearchDataInterface() const |
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210 { |
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211 return iResults; |
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212 } |
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213 |
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214 // --------------------------------------------------------- |
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215 // CCASearchManager::HandleSearchL |
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216 // --------------------------------------------------------- |
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217 // |
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218 void CCASearchManager::HandleSearchL( TInt aId, |
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219 TInt aSearchId, |
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220 TInt aIndex, |
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221 TInt aResultsFound, |
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222 TBool aCompleted, |
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223 TImpsSearchResultType aType, |
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224 MDesCArray* aResults , |
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225 TImpsCspIdentifier& /* aCspId */ ) |
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226 { |
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227 // NOTES about response API |
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228 // 1. After the search has been started 2nd search and from that point on |
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229 // the aSearchId is not available (see SCR) |
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230 CHAT_DP_FUNC_ENTER( "HandleSearchL" ); |
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231 CHAT_DP( D_CHAT_LIT( " aIndex = %d" ), aIndex ); |
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232 CHAT_DP( D_CHAT_LIT( " aSearchId = %d" ), aSearchId ); |
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233 CHAT_DP( D_CHAT_LIT( " iSearchID = %d" ), iSearchID ); |
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234 |
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235 TInt leave( KErrNone ); |
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236 |
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237 // Find the request |
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238 CCARequest* request = |
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239 const_cast<CCARequest*>( iRequestMapper->FindRequest( aId ) ); |
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240 |
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241 if ( request ) |
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242 { |
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243 if ( iState == ESearchStartRequested ) |
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244 { |
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245 iResults->ClearResults(); |
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246 } |
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247 |
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248 iResults->UpdateMaximumPossibleResults( aResultsFound ); |
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249 |
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250 TRAP( leave, SaveResultsL( aIndex, aCompleted, aType, aResults ) ); |
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251 if ( leave != KErrNone ) |
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252 { |
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253 CHAT_DP_FUNC_DP( "HandleSearchL", "Got an error" ); |
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254 |
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255 if ( iObserver ) |
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256 { |
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257 iObserver->HandleSearchError( EECouldntSaveSearchResults ); |
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258 } |
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259 } |
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260 else |
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261 { |
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262 if ( iState == ESearchStartRequested ) |
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263 { |
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264 // Update search ID for the first and only time |
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265 iSearchID = aSearchId; |
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266 |
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267 // Update state |
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268 iState = ESearchGoingOn; |
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269 } |
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270 } |
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271 } |
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272 |
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273 // If code added/changed before HandleRequest, then make sure that |
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274 // code does not Leave before HandleRequest, because request |
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275 // response waiting does not stop (and waitnote) before calling |
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276 // HandleRequest |
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277 CHAT_DP_FUNC_DP( "HandleSearchL", "Handling request" ); |
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278 TInt status( KErrNone ); |
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279 if ( leave ) |
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280 { |
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281 status = leave; |
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282 } |
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283 iRequestMapper->HandleRequest( aId, status ); |
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284 |
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285 if ( iObserver ) |
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286 { |
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287 CHAT_DP_FUNC_DP( "HandleSearchL", "Invoking observer" ); |
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288 iObserver->HandleSearchFinished(); |
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289 } |
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290 |
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291 // leave on system errors |
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292 if ( leave > Imps_ERROR_BASE ) |
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293 { |
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294 User::LeaveIfError( leave ); |
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295 } |
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296 |
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297 CHAT_DP_FUNC_DONE( "HandleSearchL" ); |
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298 } |
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299 |
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300 // --------------------------------------------------------- |
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301 // CCASearchManager::HandleSearchStoppedL |
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302 // --------------------------------------------------------- |
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303 // |
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304 void CCASearchManager::HandleSearchStoppedL( TInt aId, |
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305 TInt /* aSearchId */, |
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306 TImpsCspIdentifier& /* aCspId */ ) |
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307 { |
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308 CHAT_DP_FUNC_ENTER( "HandleSearchStoppedL" ); |
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309 |
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310 iResults->ClearResults(); |
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311 |
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312 iState = ENoActivity; |
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313 |
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314 // If code added/changed before HandleRequest, then make sure that |
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315 // code does not Leave before HandleRequest, because request |
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316 // response waiting does not stop (and waitnote) before calling |
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317 // HandleRequest |
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318 |
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319 iRequestMapper->HandleRequest( aId, KErrNone ); |
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320 |
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321 iObserver = NULL; |
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322 CHAT_DP_FUNC_DONE( "HandleSearchStoppedL" ); |
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323 } |
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324 |
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325 // C++ default constructor can NOT contain any code, that |
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326 // might leave. |
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327 // |
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328 CCASearchManager::CCASearchManager( |
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329 MCAImpsFactory* aIMPSFactory, |
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330 CCARequestMapper* aRequestMapper ) |
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331 : iImpsFactory( aIMPSFactory ), |
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332 iState( ENoActivity ), |
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333 iRequestMapper( aRequestMapper ) |
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334 { |
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335 } |
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336 |
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337 // Symbian OS default constructor can leave. |
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338 void CCASearchManager::ConstructL() |
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339 { |
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340 CHAT_DP_TXT( "CCASearchManager::ConstructL...starts" ); |
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341 |
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342 iImpsFundClient = iImpsFactory->CreateFundClientL(); |
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343 |
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344 iResults = CCASearchData::NewL(); |
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345 iCreatedGroups = new( ELeave ) CDesCArrayFlat( KArrayGranularity ); |
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346 |
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347 CHAT_DP_TXT( "CCASearchManager::ConstructL...ends" ); |
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348 } |
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349 |
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350 // --------------------------------------------------------- |
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351 // CCASearchManager::SaveResultsL |
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352 // --------------------------------------------------------- |
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353 // |
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354 void CCASearchManager::SaveResultsL( TInt aIndex, |
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355 TBool aCompleted, |
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356 TImpsSearchResultType aType, |
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357 MDesCArray* aResults ) |
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358 { |
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359 CHAT_DP_TXT( "CCASearchManager::SaveResultsL...starts" ); |
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360 |
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361 iResults->UpdateDataL( |
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362 aIndex, |
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363 aCompleted, |
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364 aType, |
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365 aResults, |
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366 iSearchLimit ); |
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367 |
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368 CHAT_DP_TXT( "CCASearchManager::SaveResultsL...over" ); |
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369 } |
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370 |
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371 // End of File |