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1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 |
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15 #include "tldlistinitializer.h" |
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16 #include "tldschema.h" |
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17 #include "urilistinterface.h" |
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18 #include "tldproperties.h" |
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19 |
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20 using namespace Xml; |
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21 |
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22 CTldListInitializer* CTldListInitializer::NewL ( CUriListInterface& aListInterface ) |
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23 { |
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24 CTldListInitializer* self = new ( ELeave ) CTldListInitializer ( aListInterface ); |
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25 CleanupStack::PushL ( self ); |
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26 self->ConstructL (); |
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27 CleanupStack::Pop (); |
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28 return self; |
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29 } |
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30 |
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31 CTldListInitializer::~CTldListInitializer () |
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32 { |
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33 iContent.Close (); |
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34 iTldName.Close (); |
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35 iStringPool.Close (); |
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36 delete iTldUriImpl; |
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37 } |
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38 |
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39 |
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40 CTldListInitializer::CTldListInitializer ( CUriListInterface& aListInterface ) |
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41 : iListInterface ( aListInterface ), |
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42 iParserState ( EInitial ) |
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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 void CTldListInitializer::ConstructL () |
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48 { |
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49 const TInt KMaxContentSize = 4 * 1024; |
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50 iContent.CreateL (KMaxContentSize); |
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51 iStringPool.OpenL ( TLDXMLTAGS::Table ); // Open the schema table |
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52 iTldUriImpl = CTldProperties::NewL (InetUriList::EBlackList); // Create an empty object |
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53 } |
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54 |
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55 void CTldListInitializer::ParseDocumentL ( const TDesC& aFile ) |
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56 { |
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57 _LIT8( KXmlParserDataType, "text/xml" ); |
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58 |
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59 RFs myFs; |
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60 CleanupClosePushL ( myFs ); |
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61 User::LeaveIfError ( myFs.Connect () ); |
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62 |
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63 CParser* myParser = CParser::NewLC ( KXmlParserDataType(), *this ); |
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64 ParseL ( *myParser, myFs, aFile ); |
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65 CleanupStack::PopAndDestroy ( 2 ); // myParser, myFs |
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66 } |
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67 |
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68 // Virtual functions from MContentHandler |
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69 void CTldListInitializer::OnStartDocumentL ( const Xml::RDocumentParameters& /* aDocParam */, TInt aErrorCode ) |
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70 { |
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71 User::LeaveIfError ( aErrorCode ); |
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72 } |
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73 |
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74 void CTldListInitializer::OnEndDocumentL ( TInt aErrorCode ) |
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75 { |
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76 User::LeaveIfError ( aErrorCode ); |
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77 } |
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78 |
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79 void CTldListInitializer::OnStartElementL ( const Xml::RTagInfo& aElement, const Xml::RAttributeArray& aAttributes, TInt aErrorCode ) |
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80 { |
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81 User::LeaveIfError ( aErrorCode ); |
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82 SetParserState ( ParserStateL( aElement.LocalName() ) ); |
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83 SaveTldName(aAttributes); |
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84 SetTldNameL ( ); |
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85 } |
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86 |
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87 void CTldListInitializer::OnEndElementL ( const Xml::RTagInfo& aElement, TInt aErrorCode ) |
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88 { |
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89 User::LeaveIfError ( aErrorCode ); |
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90 SetParserState ( ParserStateL( aElement.LocalName(), ETrue ) ); |
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91 SetValueL ( KNullDesC8() ); |
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92 if ( iParserState == EEndOfListtype ) |
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93 { |
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94 // Insert the record and then clear |
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95 iListInterface.InsertTldPolicyDataL( *iTldUriImpl ); |
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96 iTldUriImpl->Clear(); |
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97 } |
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98 } |
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99 |
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100 void CTldListInitializer::OnContentL ( const TDesC8& aBytes, TInt aErrorCode ) |
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101 { |
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102 User::LeaveIfError ( aErrorCode ); |
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103 SetValueL ( aBytes ); |
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104 } |
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105 |
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106 void CTldListInitializer::SetParserState ( TParserState aNewState ) |
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107 { |
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108 switch ( aNewState ) |
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109 { |
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110 case EInitial: |
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111 iParserState = EInitial; |
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112 break; |
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113 |
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114 case EStartOfPolicyData: |
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115 __ASSERT_DEBUG ( iParserState == EInitial, User::Invariant() ); |
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116 iParserState = aNewState; |
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117 break; |
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118 |
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119 case EEndOfPolicyData: |
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120 __ASSERT_DEBUG ( iParserState == EEndOfTLD, User::Invariant() ); |
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121 iParserState = aNewState; |
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122 break; |
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123 |
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124 case EStartOfTLD: |
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125 __ASSERT_DEBUG ( (iParserState == EStartOfPolicyData) || (iParserState == EEndOfTLD ), User::Invariant() ); |
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126 iParserState = aNewState; |
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127 break; |
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128 |
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129 case EEndOfTLD: |
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130 __ASSERT_DEBUG ( iParserState == EEndOfListtype, User::Invariant() ); |
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131 iParserState = aNewState; |
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132 break; |
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133 |
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134 case EStartOfListtype: |
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135 __ASSERT_DEBUG ( (iParserState == EStartOfTLD ) || (iParserState == EEndOfListtype), User::Invariant() ); |
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136 iParserState = aNewState; |
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137 break; |
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138 |
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139 case EEndOfListtype: |
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140 __ASSERT_DEBUG ( iParserState == EStartOfListtype, User::Invariant() ); |
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141 iParserState = aNewState; |
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142 break; |
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143 |
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144 default: |
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145 |
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146 // Do nothing |
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147 break; |
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148 } |
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149 } |
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150 |
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151 CTldListInitializer::TParserState CTldListInitializer::ParserStateL ( const RString& aTag, TBool aEndElement /* =EFalse */ ) |
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152 { |
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153 // Open a RString from the string pool |
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154 RString myTagString = iStringPool.OpenStringL ( aTag.DesC() ); |
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155 TInt tblIndex = myTagString.Index ( TLDXMLTAGS::Table ); |
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156 TParserState parserState( EInitial ); |
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157 switch ( tblIndex ) |
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158 { |
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159 case TLDXMLTAGS::EPolicyData: |
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160 { |
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161 parserState = aEndElement ? EEndOfPolicyData : EStartOfPolicyData; |
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162 break; |
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163 } |
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164 |
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165 case TLDXMLTAGS::EWhitelist: |
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166 case TLDXMLTAGS::EBlacklist: |
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167 { |
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168 parserState = aEndElement ? EEndOfListtype : EStartOfListtype; |
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169 SetListType ( tblIndex ); |
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170 break; |
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171 } |
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172 |
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173 case TLDXMLTAGS::ETLD: |
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174 { |
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175 parserState = aEndElement ? EEndOfTLD : EStartOfTLD; |
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176 break; |
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177 } |
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178 |
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179 default: |
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180 { |
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181 // Do nothing |
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182 break; |
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183 } |
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184 } |
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185 myTagString.Close (); |
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186 return parserState; |
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187 } |
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188 |
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189 void CTldListInitializer::SetListType ( TInt aIndex ) |
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190 { |
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191 switch ( aIndex ) |
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192 { |
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193 case TLDXMLTAGS::EWhitelist: |
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194 { |
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195 iTldUriImpl->SetListType(InetUriList::EWhiteList); |
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196 break; |
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197 } |
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198 case TLDXMLTAGS::EBlacklist: |
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199 { |
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200 iTldUriImpl->SetListType(InetUriList::EBlackList); |
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201 break; |
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202 } |
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203 default: |
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204 { |
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205 User::Invariant (); |
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206 } |
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207 } |
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208 } |
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209 |
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210 void CTldListInitializer::SetTldNameL ( ) |
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211 { |
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212 switch ( iParserState ) |
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213 { |
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214 case EStartOfListtype: |
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215 { |
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216 iTldUriImpl->SetTldNameL(iTldName); |
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217 break; |
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218 } |
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219 default: |
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220 { |
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221 //Do Nothing |
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222 break; |
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223 } |
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224 } |
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225 } |
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226 |
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227 void CTldListInitializer::SetValueL ( const TDesC8& aValue ) |
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228 { |
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229 switch ( iParserState ) |
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230 { |
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231 case EStartOfListtype: |
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232 { |
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233 iContent.Append ( aValue ); |
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234 break; |
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235 } |
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236 case EEndOfListtype: |
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237 { |
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238 if ( iContent.Length() > 0 ) |
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239 { |
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240 //Set initialize database(Blobs) |
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241 iTldUriImpl->SetCharacterSetL(iContent); |
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242 iContent.Zero (); |
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243 } |
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244 break; |
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245 } |
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246 default: |
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247 { |
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248 // do nothing |
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249 break; |
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250 } |
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251 } |
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252 } |
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253 |
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254 //Store the Tld name for later use |
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255 void CTldListInitializer::SaveTldName(const Xml::RAttributeArray& aAttributes) |
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256 { |
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257 _LIT8( KName, "name" ); |
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258 TInt nAttributes = aAttributes.Count(); |
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259 for(TInt index(0); index < nAttributes; index++) |
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260 { |
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261 const RAttribute& KAttribute = aAttributes[index]; |
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262 const RTagInfo& KNameInfo = KAttribute.Attribute(); |
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263 const TDesC8& KLocalName8 = KNameInfo.LocalName().DesC(); |
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264 if ( iParserState == EStartOfTLD ) |
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265 { |
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266 // Store the TLD name for later use |
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267 __ASSERT_ALWAYS(KLocalName8.CompareF( KName ) == 0, User::Invariant() ); |
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268 iTldName.Close(); |
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269 iTldName.Create( KAttribute.Value().DesC() ); |
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270 break; |
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271 } |
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272 } |
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273 } |
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274 |
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275 |