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1 /* |
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2 * Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: ESMR policymmanager implementation |
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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 "emailtrace.h" |
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20 #include "cmrpolicyresourceiterator.h" |
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21 //<cmail> |
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22 #include "cesmrpolicy.h" |
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23 #include <esmrpolicies.rsg> |
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24 #include "esmrdef.h" |
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25 //</cmail> |
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26 #include "esmrinternaluid.h" |
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27 #include "cesmrcalimportexporter.h" |
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28 #include "tesmrentryfield.h" |
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29 |
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30 #include <coemain.h>// CCoeEnv |
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31 #include <barsread.h> |
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32 |
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33 |
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34 /// Unnamed namespace for local definitions |
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35 namespace { |
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36 |
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37 // Definition for resource id array granularity |
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38 const TInt KMRPolicyIdArrayGranularity = 4; |
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39 |
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40 /** |
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41 * Reads ESMR policy resource id table from resource. |
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42 * |
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43 * @param aReader Reference to resource reader. |
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44 * @param aResourceIdTable Reference to resource id table. |
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45 */ |
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46 void ReadResourceIdArrayL( |
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47 TResourceReader& aReader, |
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48 RArray<TInt>& aResourceIdTable ) |
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49 { |
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50 TInt numOfFields = aReader.ReadInt16(); |
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51 aResourceIdTable.ReserveL( numOfFields ); |
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52 |
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53 for (TInt i = 0; i < numOfFields; ++i ) |
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54 { |
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55 TInt resourceId= aReader.ReadInt32(); |
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56 aResourceIdTable.AppendL(resourceId); |
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57 } |
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58 } |
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59 |
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60 #ifdef _DEBUG |
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61 |
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62 _LIT( KPanicCategory, "MR Policy Resource Iterator" ); |
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63 |
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64 enum TMRPolicyResourceIteratorPanic |
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65 { |
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66 EMRPolicyIteratorExhausted = 0 |
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67 }; |
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68 |
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69 void Panic( TMRPolicyResourceIteratorPanic aPanic ) |
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70 { |
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71 User::Panic( KPanicCategory, aPanic ); |
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72 } |
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73 |
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74 #endif |
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75 } // namespace |
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76 |
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77 // ======== MEMBER FUNCTIONS ======== |
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78 |
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79 // --------------------------------------------------------------------------- |
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80 // CMRPolicyResourceIterator::CMRPolicyResourceIterator |
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81 // --------------------------------------------------------------------------- |
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82 // |
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83 inline CMRPolicyResourceIterator::CMRPolicyResourceIterator() |
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84 : iPolicyResourceIds( KMRPolicyIdArrayGranularity ), |
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85 iArrayIndex( KErrNotFound ) |
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86 { |
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87 FUNC_LOG; |
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88 //do nothing |
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89 } |
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90 |
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91 // --------------------------------------------------------------------------- |
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92 // CMRPolicyResourceIterator::~CMRPolicyResourceIterator |
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93 // --------------------------------------------------------------------------- |
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94 // |
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95 EXPORT_C CMRPolicyResourceIterator::~CMRPolicyResourceIterator() |
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96 { |
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97 FUNC_LOG; |
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98 iPolicyResourceFile.Close(); |
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99 iPolicyResourceIds.Close(); |
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100 } |
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101 |
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102 // --------------------------------------------------------------------------- |
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103 // CMRPolicyResourceIterator::NewL |
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104 // --------------------------------------------------------------------------- |
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105 // |
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106 EXPORT_C CMRPolicyResourceIterator* CMRPolicyResourceIterator::NewL( |
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107 const TDesC& aResourceFile, |
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108 TInt aResourceId ) |
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109 { |
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110 FUNC_LOG; |
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111 |
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112 CMRPolicyResourceIterator* self = new (ELeave) CMRPolicyResourceIterator; |
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113 CleanupStack::PushL( self ); |
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114 self->ConstructL( aResourceFile, |
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115 aResourceId ); |
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116 CleanupStack::Pop(self); |
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117 |
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118 return self; |
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119 } |
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120 |
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121 // --------------------------------------------------------------------------- |
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122 // CMRPolicyResourceIterator::ConstructL |
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123 // --------------------------------------------------------------------------- |
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124 // |
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125 void CMRPolicyResourceIterator::ConstructL( |
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126 const TDesC& aResourceFile, |
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127 TInt aResourceId) |
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128 { |
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129 FUNC_LOG; |
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130 ReadPolicyFromResourceL( aResourceFile, aResourceId ); |
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131 } |
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132 |
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133 // ----------------------------------------------------------------------------- |
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134 // CMRPolicyResourceIterator::HasNext |
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135 // ----------------------------------------------------------------------------- |
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136 // |
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137 EXPORT_C TBool CMRPolicyResourceIterator::HasNext() const |
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138 { |
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139 return ( iArrayIndex < iPolicyResourceIds.Count() - 1 ); |
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140 } |
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141 |
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142 // --------------------------------------------------------------------------- |
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143 // CMRPolicyResourceIterator::NextPolicyL |
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144 // --------------------------------------------------------------------------- |
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145 // |
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146 EXPORT_C CESMRPolicy* CMRPolicyResourceIterator::NextPolicyL() |
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147 { |
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148 FUNC_LOG; |
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149 |
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150 CESMRPolicy* policy = NextPolicyLC(); |
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151 CleanupStack::Pop( policy ); |
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152 |
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153 return policy; |
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154 } |
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155 |
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156 // --------------------------------------------------------------------------- |
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157 // CMRPolicyResourceIterator::NextPolicyLC |
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158 // --------------------------------------------------------------------------- |
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159 // |
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160 EXPORT_C CESMRPolicy* CMRPolicyResourceIterator::NextPolicyLC() |
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161 { |
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162 FUNC_LOG; |
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163 |
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164 __ASSERT_DEBUG( HasNext(), Panic( EMRPolicyIteratorExhausted ) ); |
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165 |
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166 CESMRPolicy* policy = ReadPolicyLC( iPolicyResourceIds[ ++iArrayIndex ] ); |
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167 |
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168 return policy; |
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169 } |
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170 |
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171 // --------------------------------------------------------------------------- |
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172 // CMRPolicyResourceIterator::Reset |
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173 // --------------------------------------------------------------------------- |
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174 // |
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175 EXPORT_C void CMRPolicyResourceIterator::Reset() |
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176 { |
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177 FUNC_LOG; |
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178 |
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179 iArrayIndex = KErrNotFound; |
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180 } |
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181 |
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182 // --------------------------------------------------------------------------- |
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183 // CMRPolicyResourceIterator::ReadPolicyFromResourceL |
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184 // --------------------------------------------------------------------------- |
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185 // |
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186 void CMRPolicyResourceIterator::ReadPolicyFromResourceL( |
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187 const TDesC& aPolicyFile, |
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188 TInt aPolicyArrayResourceId ) |
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189 { |
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190 FUNC_LOG; |
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191 |
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192 iPolicyResourceFile.Close(); |
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193 iPolicyResourceFile.OpenL( CCoeEnv::Static()->FsSession(), aPolicyFile ); |
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194 iPolicyResourceFile.ConfirmSignatureL(); |
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195 |
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196 // R_ESMR_POLICIES |
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197 HBufC8* resourceIdBuffer = |
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198 iPolicyResourceFile.AllocReadLC( aPolicyArrayResourceId ); |
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199 |
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200 // Construct resource reader |
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201 TResourceReader reader; |
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202 reader.SetBuffer(resourceIdBuffer); |
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203 |
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204 // Read policy resource ids |
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205 iPolicyResourceIds.Reset(); |
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206 ReadResourceIdArrayL(reader, iPolicyResourceIds ); |
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207 |
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208 CleanupStack::PopAndDestroy( resourceIdBuffer ); |
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209 |
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210 } |
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211 |
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212 |
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213 // --------------------------------------------------------------------------- |
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214 // CMRPolicyResourceIterator::ReadPolicyL |
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215 // --------------------------------------------------------------------------- |
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216 // |
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217 CESMRPolicy* CMRPolicyResourceIterator::ReadPolicyLC( TInt aResourceId ) |
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218 { |
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219 FUNC_LOG; |
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220 |
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221 HBufC8* resourceBuffer = iPolicyResourceFile.AllocReadLC( aResourceId ); |
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222 |
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223 TResourceReader reader; |
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224 reader.SetBuffer(resourceBuffer); |
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225 |
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226 CESMRPolicy* policy = CESMRPolicy::NewL( iPolicyResourceFile, reader ); |
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227 |
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228 CleanupStack::PopAndDestroy( resourceBuffer ); |
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229 CleanupStack::PushL( policy ); |
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230 |
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231 return policy; |
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232 } |
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233 |
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234 // EOF |
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235 |