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1 /* |
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2 * Copyright (c) 2004 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: SyncML document parser class 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 // ------------------------------------------------------------------------------------------------ |
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20 // Includes |
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21 // ------------------------------------------------------------------------------------------------ |
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22 #include "WBXMLSyncMLParser.h" |
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23 #include "WBXMLParserError.h" |
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24 |
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25 #include "smlsyncmltags.h" |
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26 #include "xmlelement.h" |
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27 #include "smlmetinfdtd.h" |
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28 #include "smldevinfdtd.h" |
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29 |
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30 // ------------------------------------------------------------------------------------------------ |
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31 // CWBXMLSyncMLDocHandler |
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32 // ------------------------------------------------------------------------------------------------ |
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33 EXPORT_C CWBXMLSyncMLDocHandler* CWBXMLSyncMLDocHandler::NewL( MWBXMLSyncMLCallbacks* aCallbacks ) |
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34 { |
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35 CWBXMLSyncMLDocHandler* self = new (ELeave) CWBXMLSyncMLDocHandler(aCallbacks); |
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36 CleanupStack::PushL(self); |
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37 self->ConstructL(); |
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38 CleanupStack::Pop(); // self |
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39 return self; |
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40 } |
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41 |
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42 // ------------------------------------------------------------------------------------------------ |
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43 EXPORT_C CWBXMLSyncMLDocHandler::~CWBXMLSyncMLDocHandler() |
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44 { |
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45 if(iCmdStack) |
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46 { |
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47 iCmdStack->Reset(); |
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48 } |
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49 delete iCmdStack; |
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50 |
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51 if(iCleanupStack) |
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52 { |
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53 iCleanupStack->ResetAndDestroy(); |
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54 } |
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55 delete iCleanupStack; |
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56 } |
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57 |
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58 // ------------------------------------------------------------------------------------------------ |
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59 void CWBXMLSyncMLDocHandler::StartDocumentL( TUint8 /*aVersion*/, TInt32 /*aPublicId*/, TUint32 /*aCharset*/ ) |
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60 { |
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61 } |
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62 |
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63 // ------------------------------------------------------------------------------------------------ |
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64 void CWBXMLSyncMLDocHandler::StartDocumentL( TUint8 /*aVersion*/, const TDesC8& /*aPublicIdStr*/, TUint32 /*aCharset*/ ) |
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65 { |
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66 } |
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67 |
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68 // ------------------------------------------------------------------------------------------------ |
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69 void CWBXMLSyncMLDocHandler::EndDocumentL() |
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70 { |
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71 } |
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72 |
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73 // ------------------------------------------------------------------------------------------------ |
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74 void CWBXMLSyncMLDocHandler::StartElementL( TWBXMLTag aTag, const CWBXMLAttributes& /*aAttributes*/ ) |
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75 { |
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76 if( iCmdStack->Top() != 0 ) |
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77 { |
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78 AddElementL(iCmdStack->Top()->BeginElementL(aTag, TXMLElementParams(iCallbacks))); |
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79 } |
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80 else |
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81 { |
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82 if( aTag == ESyncML ) |
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83 { |
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84 AddElementL(new (ELeave) SmlSyncML_t()); |
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85 } |
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86 else |
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87 { |
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88 User::Leave(KWBXMLParserErrorInvalidTag); |
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89 } |
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90 } |
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91 } |
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92 |
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93 // ------------------------------------------------------------------------------------------------ |
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94 void CWBXMLSyncMLDocHandler::AddElementL( CXMLElement* aElement ) |
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95 { |
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96 if( aElement ) |
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97 { |
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98 iCmdStack->Push(aElement); |
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99 if( aElement->NeedsCleanup() ) |
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100 { |
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101 iCleanupStack->Push(aElement); |
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102 } |
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103 } |
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104 } |
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105 |
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106 // ------------------------------------------------------------------------------------------------ |
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107 void CWBXMLSyncMLDocHandler::EndElementL( TWBXMLTag aTag ) |
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108 { |
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109 if( iCmdStack->Top() != 0 ) |
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110 { |
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111 CXMLElement::TAction action = iCmdStack->Top()->EndElementL(iCallbacks, aTag); |
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112 if( action != CXMLElement::ENone ) |
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113 { |
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114 CXMLElement* elem = iCmdStack->Pop(); |
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115 if( iCleanupStack->Top() == elem ) |
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116 { |
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117 iCleanupStack->Pop(); |
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118 } |
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119 if( action == CXMLElement::EPopAndDestroy ) |
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120 { |
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121 delete elem; |
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122 } |
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123 } |
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124 } |
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125 } |
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126 |
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127 // ------------------------------------------------------------------------------------------------ |
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128 void CWBXMLSyncMLDocHandler::CodePageSwitchL( TUint8 aPage ) |
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129 { |
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130 switch( aPage ) |
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131 { |
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132 // SyncML |
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133 case 0x00: |
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134 iCmdStack->Pop(); |
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135 break; |
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136 |
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137 // Meta Information |
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138 case 0x01: |
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139 { |
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140 SmlPcdataPtr_t top = (SmlPcdataPtr_t)iCmdStack->Top(); |
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141 // If top element already contains content then push it into |
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142 // command stack, create new otherwise. |
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143 if( !top->content ) |
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144 { |
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145 top->length = 0; |
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146 top->contentType = SML_PCDATA_EXTENSION; |
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147 top->extension = SML_EXT_METINF; |
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148 top->content = new (ELeave) SmlMetInfMetInf_t(); |
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149 iCmdStack->Push(SmlMetInfMetInfPtr_t(top->content)); |
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150 } |
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151 else |
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152 { |
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153 iCmdStack->Push(SmlMetInfMetInfPtr_t(top->content)); |
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154 } |
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155 break; |
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156 } |
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157 case 0x02: // 1.2 CHANGES: Properties |
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158 { |
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159 SmlPcdataPtr_t top = (SmlPcdataPtr_t)iCmdStack->Top(); |
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160 // If top element already contains content then push it into |
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161 // command stack, create new otherwise. |
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162 if( !top->content ) |
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163 { |
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164 top->length = 0; |
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165 top->contentType = SML_PCDATA_EXTENSION; |
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166 top->extension = SML_EXT_DEVINFPROP; |
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167 top->content = new (ELeave) SmlDevInfCtCap_t(); |
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168 iCmdStack->Push((SmlDevInfCtCapPtr_t) top->content); |
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169 } |
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170 else |
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171 { |
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172 iCmdStack->Push((SmlDevInfCtCapPtr_t) top->content); |
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173 } |
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174 break; |
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175 } // Changes end |
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176 default: // 1.2 CHANGES: case default added |
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177 { |
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178 User::Leave(KErrParserErrorInvalidDocument); |
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179 }// changes end |
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180 } |
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181 } |
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182 |
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183 // ------------------------------------------------------------------------------------------------ |
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184 void CWBXMLSyncMLDocHandler::CharactersL( const TDesC8& aBuffer ) |
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185 { |
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186 if( iCmdStack->Top() != 0 ) |
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187 { |
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188 iCmdStack->Top()->SetDataL(aBuffer); |
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189 } |
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190 else |
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191 { |
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192 User::Leave(KWBXMLParserErrorInvalidTag); |
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193 } |
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194 } |
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195 |
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196 // ------------------------------------------------------------------------------------------------ |
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197 void CWBXMLSyncMLDocHandler::DocumentChangedL() |
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198 { |
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199 iCmdStack->Reset(); |
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200 } |
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201 |
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202 // ------------------------------------------------------------------------------------------------ |
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203 void CWBXMLSyncMLDocHandler::Ext_IL( TWBXMLTag /*aTag*/, const TDesC8& /*aData*/ ) |
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204 { |
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205 } |
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206 |
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207 // ------------------------------------------------------------------------------------------------ |
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208 void CWBXMLSyncMLDocHandler::Ext_TL( TWBXMLTag /*aTag*/, TUint32 /*aData*/ ) |
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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 void CWBXMLSyncMLDocHandler::ExtL( TWBXMLTag /*aTag*/ ) |
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214 { |
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215 } |
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216 |
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217 // ------------------------------------------------------------------------------------------------ |
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218 void CWBXMLSyncMLDocHandler::OpaqueL( const TDesC8& aData ) |
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219 { |
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220 CharactersL(aData); |
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221 } |
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222 |
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223 // ------------------------------------------------------------------------------------------------ |
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224 void CWBXMLSyncMLDocHandler::ConstructL() |
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225 { |
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226 iCmdStack = CNSmlStack<CXMLElement>::NewL(); |
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227 iCleanupStack = CNSmlStack<CXMLElement>::NewL(); |
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228 } |
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229 |
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230 // ------------------------------------------------------------------------------------------------ |
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231 CWBXMLSyncMLDocHandler::CWBXMLSyncMLDocHandler( MWBXMLSyncMLCallbacks* aCallbacks ) : iCallbacks(aCallbacks) |
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232 { |
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233 } |
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234 |