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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: |
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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 |
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21 |
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22 |
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23 |
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24 // INCLUDE FILES |
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25 |
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26 #include <flogger.h> |
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27 #include "SenXmlElement.h" // header to optimized version of SenBaseElement |
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28 #include "SenBaseFragment.h" |
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29 #include "SenXmlConstants.h" |
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30 #include "SenXmlUtils.h" |
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31 |
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32 #ifdef SYMBIAN_SECURE_ECOM |
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33 // for 2.8, 3.0 or newer: |
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34 #include <xml/attribute.h> // needed for RAttributeArray |
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35 #else // for 2.6 or olde |
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36 #include "Attribute.h" |
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37 #endif |
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38 |
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39 using namespace Xml; |
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40 |
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41 namespace |
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42 { |
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43 const TInt KFlatBufSize = 128; |
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44 } |
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45 |
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46 // *************************************************************************** |
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47 // Fragment class state constants are as following (declared in derivants): |
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48 // KStateNotSet = -1; |
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49 // KStateIgnore = 0; // even ones ignore(0), |
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50 // KStateSave = 1; // and odd ones save(1) |
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51 // KStateResume = 2; |
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52 // KStateParsingFramework = 4; |
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53 // KStateParsingSoapFault = 5; // odd, save |
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54 // KStateParsingServiceDescription = 6; |
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55 // KStateParsingResourceOffering = 11; // odd, save |
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56 // KStateParsingCredentials = 12; |
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57 // KStateParsingService = 13; // odd state, saves content |
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58 // KStateParsingPwTransforms = 14; |
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59 // KStateParsingSoapHeader = 20; // ignore state (even num) |
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60 // KStateParsingSoapBody = 40; // ignore state (even num) |
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61 // KStateParsingSingleCredential = 122; |
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62 // KStateParsingProviderPolicy = 1222; |
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63 |
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64 |
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65 EXPORT_C CSenBaseFragment* CSenBaseFragment::NewL( const CSenElement& aElement ) |
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66 { |
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67 CSenBaseFragment* pNew = new (ELeave) CSenBaseFragment; |
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68 CleanupStack::PushL(pNew); |
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69 pNew->BaseConstructL(aElement); |
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70 CleanupStack::Pop(); // pNew; |
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71 return pNew; |
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72 } |
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73 |
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74 EXPORT_C CSenBaseFragment* CSenBaseFragment::NewL( const TDesC8& aLocalName ) |
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75 { |
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76 CSenBaseFragment* pNew = new (ELeave) CSenBaseFragment; |
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77 CleanupStack::PushL(pNew); |
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78 pNew->BaseConstructL(aLocalName); |
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79 CleanupStack::Pop(); // pNew; |
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80 return pNew; |
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81 } |
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82 |
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83 EXPORT_C CSenBaseFragment* CSenBaseFragment::NewL( |
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84 const TDesC8& aNsUri, |
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85 const TDesC8& aLocalName |
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86 ) |
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87 { |
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88 CSenBaseFragment* pNew = new (ELeave) CSenBaseFragment; |
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89 CleanupStack::PushL(pNew); |
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90 pNew->BaseConstructL(aNsUri, aLocalName); |
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91 CleanupStack::Pop(); // pNew; |
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92 return pNew; |
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93 } |
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94 |
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95 EXPORT_C CSenBaseFragment* CSenBaseFragment::NewL( |
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96 const TDesC8& aNsUri, |
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97 const TDesC8& aLocalName, |
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98 const TDesC8& aQName, |
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99 const RAttributeArray& aAttrs |
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100 ) |
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101 { |
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102 CSenBaseFragment* pNew = new (ELeave) CSenBaseFragment; |
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103 CleanupStack::PushL(pNew); |
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104 pNew->BaseConstructL(aNsUri, aLocalName, aQName, aAttrs); |
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105 CleanupStack::Pop(); // pNew; |
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106 return pNew; |
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107 } |
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108 |
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109 EXPORT_C CSenBaseFragment* CSenBaseFragment::NewL( const TDesC8& aNsUri, |
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110 const TDesC8& aLocalName, |
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111 const TDesC8& aQName, |
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112 const RAttributeArray& aAttrs, |
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113 CSenElement& aParent ) |
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114 { |
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115 CSenBaseFragment* pNew = new (ELeave) CSenBaseFragment; |
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116 CleanupStack::PushL(pNew); |
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117 pNew->BaseConstructL(aNsUri, aLocalName, aQName, aAttrs, aParent); |
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118 CleanupStack::Pop(); // pNew; |
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119 return pNew; |
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120 } |
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121 |
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122 EXPORT_C CSenBaseFragment* CSenBaseFragment::NewL( const TDesC8& aNsUri, |
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123 const TDesC8& aLocalName, |
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124 const TDesC8& aQName ) |
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125 { |
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126 CSenBaseFragment* pNew = new (ELeave) CSenBaseFragment; |
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127 CleanupStack::PushL(pNew); |
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128 pNew->BaseConstructL(aNsUri, aLocalName, aQName); |
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129 CleanupStack::Pop(); // pNew; |
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130 return pNew; |
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131 } |
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132 |
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133 EXPORT_C CSenBaseFragment::~CSenBaseFragment() |
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134 { |
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135 if(iElementOwned) |
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136 { |
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137 delete ipElement; |
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138 } |
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139 |
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140 delete ipDelegate; |
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141 |
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142 if(ipContentWithNamespaces) |
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143 { |
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144 ipContentWithNamespaces->Reset(); |
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145 } |
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146 |
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147 iNamespaces.Reset(); // not owned |
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148 iPrefixes.ResetAndDestroy(); // owned copies from parsed values.. |
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149 } |
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150 |
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151 EXPORT_C CSenBaseFragment::CSenBaseFragment() |
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152 : iState(KStateIgnore), |
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153 ipElement(NULL), |
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154 iXmlReader(NULL), |
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155 ipOwner(NULL), |
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156 ipDelegate(NULL), |
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157 ipContentWithNamespaces(NULL), |
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158 hasContentWriteStream(EFalse), |
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159 iElementOwned(ETrue) |
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160 { |
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161 } |
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162 |
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163 EXPORT_C void CSenBaseFragment::BaseConstructL( const CSenElement& aElement ) |
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164 { |
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165 |
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166 ipElement = CSenXmlElement::NewL(aElement.LocalName()); |
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167 ipElement->CopyFromL((CSenElement&)aElement); |
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168 } |
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169 |
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170 EXPORT_C void CSenBaseFragment::BaseConstructL( const TDesC8& aLocalName ) |
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171 { |
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172 ipElement = CSenXmlElement::NewL(aLocalName); |
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173 } |
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174 |
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175 EXPORT_C void CSenBaseFragment::BaseConstructL( const TDesC8& aNsUri, |
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176 const TDesC8& aLocalName ) |
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177 { |
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178 ipElement = CSenXmlElement::NewL(aNsUri, aLocalName); |
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179 } |
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180 |
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181 EXPORT_C void CSenBaseFragment::BaseConstructL( const TDesC8& aNsUri, |
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182 const TDesC8& aLocalName, |
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183 const TDesC8& aQName, |
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184 const RAttributeArray& aAttrs ) |
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185 { |
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186 ipElement = CSenXmlElement::NewL(aNsUri, aLocalName, aQName, aAttrs); |
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187 } |
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188 |
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189 EXPORT_C void CSenBaseFragment::BaseConstructL( const TDesC8& aNsUri, |
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190 const TDesC8& aLocalName, |
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191 const TDesC8& aQName, |
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192 const RAttributeArray& aAttrs, |
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193 CSenElement& aParent ) |
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194 { |
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195 // this transfers the ipElement ownership to the parent(!) |
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196 ipElement = CSenXmlElement::NewL(aNsUri, aLocalName, aQName, aAttrs, aParent); |
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197 } |
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198 |
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199 EXPORT_C void CSenBaseFragment::BaseConstructL( const TDesC8& aNsUri, |
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200 const TDesC8& aLocalName, |
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201 const TDesC8& aQName ) |
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202 { |
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203 ipElement = CSenXmlElement::NewL(aNsUri, aLocalName, aQName); |
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204 } |
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205 |
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206 // Leaves the the fragment without initialized ipElement |
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207 EXPORT_C void CSenBaseFragment::BaseConstructL( CSenXmlReader& aReader ) |
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208 { |
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209 iXmlReader = &aReader; |
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210 } |
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211 |
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212 EXPORT_C CSenElement& CSenBaseFragment::AsElement() |
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213 { |
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214 __ASSERT_ALWAYS(ipElement != NULL, User::Panic(KSenXmlPanic, EFragmentElementNotInitialized)); |
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215 return *ipElement; |
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216 } |
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217 |
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218 EXPORT_C CSenElement* CSenBaseFragment::ExtractElement() |
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219 { |
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220 CSenElement* pElement = ipElement; |
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221 ipElement = NULL; |
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222 return pElement; |
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223 } |
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224 |
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225 EXPORT_C CSenXmlReader* CSenBaseFragment::Reader() |
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226 { |
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227 return iXmlReader; |
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228 } |
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229 |
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230 EXPORT_C void CSenBaseFragment::SetReader( CSenXmlReader& aReader ) |
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231 { |
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232 iXmlReader = &aReader; |
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233 } |
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234 |
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235 EXPORT_C TInt CSenBaseFragment::BuildFrom( const TDesC8& aBuf ) |
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236 { |
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237 TRAPD(err, ParseL(aBuf)); |
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238 return err; |
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239 } |
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240 |
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241 |
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242 EXPORT_C void CSenBaseFragment::ParseL( const TDesC8& aBuf ) |
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243 { |
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244 iState = KStateIgnore; |
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245 if(!iXmlReader) |
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246 { |
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247 User::Leave(KErrSenXmlReaderNotSet); |
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248 } |
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249 iXmlReader->SetContentHandler(*this); |
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250 iXmlReader->ParseL(aBuf); |
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251 } |
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252 |
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253 EXPORT_C void CSenBaseFragment::DelegateParsingL(MSenFragment& aDelegate) |
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254 { |
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255 // Delegate parsing to a new Fragment, until we encounter |
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256 // the end of an element with the given qualified name |
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257 aDelegate.SetOwner(*this); |
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258 |
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259 if(!iXmlReader) |
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260 { |
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261 User::Leave(KErrSenXmlReaderNotSet); |
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262 } |
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263 aDelegate.ParseWithL(*iXmlReader); |
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264 } |
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265 |
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266 EXPORT_C void CSenBaseFragment::DelegateParsingL( const TDesC8& aNsUri, |
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267 const TDesC8& aLocalName, |
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268 const TDesC8& aQName, |
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269 const RAttributeArray& aAttrs ) |
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270 { |
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271 // Delegate parsing to a new Fragment, until we encounter the end of an |
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272 // element with the given qualified name |
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273 __ASSERT_ALWAYS( ipDelegate == NULL, User::Panic(KSenXmlPanic, EDelegatedFragmentAlreadySet) ); |
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274 ipDelegate = CSenBaseFragment::NewL(aNsUri, aLocalName, aQName); |
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275 |
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276 ipDelegate->SetAttributesL(aAttrs); |
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277 DelegateParsingL(*ipDelegate); |
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278 } |
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279 |
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280 EXPORT_C void CSenBaseFragment::ParseWithL(CSenXmlReader& aReader) |
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281 { |
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282 iXmlReader = &aReader; |
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283 iState = KStateSave; |
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284 iXmlReader->SetContentHandler(*this); |
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285 } |
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286 |
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287 EXPORT_C void CSenBaseFragment::SetOwner(MSenFragment& aFragment) |
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288 { |
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289 ipOwner = &aFragment; |
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290 AsElement().SetParent(&aFragment.AsElement()); |
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291 } |
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292 |
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293 EXPORT_C void CSenBaseFragment::ResumeParsingFromL( const TDesC8& aNsUri, |
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294 const TDesC8& aLocalName, |
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295 const TDesC8& aQName ) |
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296 { |
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297 if(!iXmlReader) |
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298 { |
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299 User::Leave(KErrSenXmlReaderNotSet); |
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300 } |
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301 |
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302 // listen to content handler |
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303 iXmlReader->SetContentHandler(*this); |
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304 |
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305 // Destroy delegate |
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306 if (ipDelegate) |
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307 { |
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308 CSenElement* pElement = ipDelegate->ExtractElement(); |
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309 CleanupStack::PushL(pElement); // IOP |
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310 ipElement->AddElementL(*pElement); |
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311 CleanupStack::Pop(); // pElement; |
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312 delete ipDelegate; // free memory |
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313 ipDelegate = NULL; |
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314 } |
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315 |
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316 |
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317 TInt currentState = KStateNotSet; // == -1 |
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318 if(ipElement) |
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319 { |
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320 const TDesC8& localName = ipElement->LocalName(); |
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321 const TDesC8& nsUri = ipElement->NamespaceURI(); |
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322 |
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323 if(localName == aLocalName && nsUri == aNsUri) |
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324 { |
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325 currentState = iState; |
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326 // Before calling EndElementL, which may execute |
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327 // unpredictable amount of code in derivants, the |
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328 // the state must be set to "ignore" |
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329 iState = KStateResume; |
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330 } |
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331 } |
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332 |
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333 EndElementL(aNsUri, aLocalName, aQName); // 2004-07-17 |
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334 // now check if current state was to be preserved |
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335 if(currentState!=KStateNotSet) // IOP |
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336 { |
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337 // restore the state preserved prior to |
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338 // "set ignore for endelement" -case |
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339 iState = currentState; |
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340 } |
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341 } |
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342 |
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343 EXPORT_C void CSenBaseFragment::StartElementL( const TDesC8& aNsUri, |
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344 const TDesC8& aLocalName, |
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345 const TDesC8& aQName, |
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346 const RAttributeArray& aAttrs ) |
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347 { |
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348 // 2004-09-10: check & alloc moved out |
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349 // from KStateIgnore case code segment below (where in Java) |
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350 if(!ipElement) |
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351 { |
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352 ipElement = CSenXmlElement::NewL( aNsUri, aLocalName, aQName ); |
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353 } |
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354 |
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355 // we can assume, that ipElement is not NULL |
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356 const TDesC8& localName = ipElement->LocalName(); |
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357 const TDesC8& nsUri = ipElement->NamespaceURI(); |
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358 if(iState == KStateIgnore) |
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359 { |
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360 if(localName == aLocalName && nsUri == aNsUri) |
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361 { |
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362 iState = KStateSave; |
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363 SetAttributesL(aAttrs); |
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364 } |
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365 } |
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366 else if((iState & KStateSave) == KStateSave) |
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367 { |
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368 if(localName == aLocalName && nsUri == aNsUri) |
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369 { |
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370 // start a new BaseFragment otherwise we loose |
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371 // track of nested elements with the same name |
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372 DelegateParsingL(aNsUri, aLocalName, aQName, aAttrs); |
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373 } |
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374 else |
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375 { |
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376 WriteStartElementL(aNsUri, aLocalName, aQName, aAttrs); |
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377 } |
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378 } |
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379 } |
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380 |
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381 EXPORT_C void CSenBaseFragment::EndElementL( const TDesC8& aNsUri, |
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382 const TDesC8& aLocalName, |
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383 const TDesC8& aQName ) |
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384 { |
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385 AllocContentSaverL(); |
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386 const TDesC8& localName = ipElement->LocalName(); |
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387 const TDesC8& nsUri = ipElement->NamespaceURI(); |
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388 |
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389 if(localName == aLocalName && nsUri == aNsUri) |
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390 { |
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391 if(iState != KStateResume && ipOwner) |
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392 { |
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393 ipOwner->ResumeParsingFromL(aNsUri, aLocalName, aQName); |
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394 return; // This is mandatory, since ResumeParsingFromL |
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395 // de-allocates delegate fragment! |
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396 } |
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397 iState = KStateIgnore; |
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398 } |
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399 if((iState & KStateSave) == KStateSave) |
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400 { |
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401 WriteEndElementL(aNsUri, aLocalName, aQName); |
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402 } |
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403 } |
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404 |
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405 // Closely the same as the code in Java ref-impl's BaseElement.append() |
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406 EXPORT_C void CSenBaseFragment::CharactersL( const TDesC8& aChars, |
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407 TInt /*aStart*/, |
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408 TInt /*aLength*/ ) |
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409 { |
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410 if((iState & KStateSave) == KStateSave) |
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411 { |
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412 AllocContentSaverL(); // get iWs if it is NULL |
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413 |
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414 HBufC8* pCharsCopy = NULL; |
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415 |
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416 if (SenXmlUtils::EncodeHttpCharactersL(aChars, pCharsCopy)) |
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417 { |
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418 CleanupStack::PushL(pCharsCopy); |
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419 iWs.WriteL(*pCharsCopy); |
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420 CleanupStack::PopAndDestroy(); // pCharsCopy |
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421 } |
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422 else |
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423 { |
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424 iWs.WriteL(aChars); |
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425 } |
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426 } |
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427 } |
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428 |
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429 EXPORT_C void CSenBaseFragment::SetAttributesL( const RAttributeArray& aAttrs ) |
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430 { |
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431 SaveNamespacesL(aAttrs, ETrue); |
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432 // Otherwise ignore attributes, these are up to the subclass to deal with. |
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433 } |
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434 |
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435 EXPORT_C void CSenBaseFragment::AllocContentSaverL() |
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436 { |
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437 if(!hasContentWriteStream) |
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438 { |
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439 iWs = ipElement->ContentWriteStreamL(); |
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440 hasContentWriteStream = ETrue; |
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441 } |
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442 } |
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443 |
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444 EXPORT_C TInt CSenBaseFragment::StartDocument() |
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445 { |
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446 return 1; |
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447 } |
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448 |
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449 EXPORT_C TInt CSenBaseFragment::EndDocument() |
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450 { |
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451 if ( hasContentWriteStream ) |
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452 { |
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453 hasContentWriteStream = EFalse; |
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454 iWs.Close(); |
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455 } |
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456 |
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457 if (ipElement) ((CSenXmlElement*)ipElement)->Compress(); |
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458 return 1; |
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459 } |
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460 |
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461 EXPORT_C TInt CSenBaseFragment::StartElement( const TDesC8& aNsUri, |
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462 const TDesC8& aLocalName, |
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463 const TDesC8& aQName, |
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464 const RAttributeArray& aAttrs ) |
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465 { |
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466 TRAPD(err, StartElementL(aNsUri, aLocalName, aQName, aAttrs)); |
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467 return (err == KErrNone); |
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468 } |
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469 |
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470 EXPORT_C TInt CSenBaseFragment::EndElement( const TDesC8& aNsUri, |
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471 const TDesC8& aLocalName, |
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472 const TDesC8& aQName ) |
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473 { |
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474 TRAPD(err, EndElementL(aNsUri, aLocalName, aQName)); |
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475 return (err == KErrNone); |
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476 } |
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477 |
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478 EXPORT_C TInt CSenBaseFragment::Characters( const TDesC8& aChars, |
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479 const TInt aStart, |
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480 const TInt aLength) |
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481 { |
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482 TRAPD(err, CharactersL(aChars, aStart, aLength)); |
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483 return (err == KErrNone); |
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484 } |
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485 |
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486 EXPORT_C void CSenBaseFragment::ResetContentL() |
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487 { |
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488 AsElement().SetContentL(KNullDesC8); |
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489 // iPrefixes.Reset(); // contents not owned, clearing is enough // 2005-09-26: wouldn't this leak memory? |
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490 iPrefixes.ResetAndDestroy(); // owned copies from parsed values.. |
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491 iNamespaces.Reset(); // contents not owned, clearing is enough |
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492 } |
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493 |
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494 EXPORT_C TPtrC8 CSenBaseFragment::Content() |
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495 { |
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496 TPtrC8 retVal; |
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497 TRAPD(err, retVal.Set(ContentL());) |
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498 |
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499 if (err != KErrNone) |
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500 { |
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501 retVal.Set(KNullDesC8); |
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502 } |
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503 return retVal; |
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504 } |
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505 |
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506 TPtrC8 CSenBaseFragment::ContentL() |
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507 { |
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508 TPtrC8 content = AsElement().Content(); |
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509 |
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510 TInt nsCount(iNamespaces.Count()); |
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511 if(nsCount>0) |
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512 { |
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513 TInt i = content.Locate('>'); |
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514 if( i > -1 ) |
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515 { |
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516 if(!ipContentWithNamespaces) |
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517 { |
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518 ipContentWithNamespaces = CBufFlat::NewL(KFlatBufSize); |
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519 } |
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520 else |
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521 { |
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522 ipContentWithNamespaces->Reset(); //discard the old data in buf |
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523 } |
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524 |
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525 i--; // make sure we are before a possible "/>" |
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526 TInt cut = i; |
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527 RBufWriteStream ws; |
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528 CleanupClosePushL(ws); |
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529 ws.Open(*ipContentWithNamespaces); |
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530 ws.WriteL(content.Left(cut)); |
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531 for(TInt n=0; n<nsCount; n++) |
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532 { |
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533 CSenNamespace* pNamespace = (CSenNamespace*)iNamespaces[i]; |
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534 pNamespace->InsertL(ws); |
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535 } |
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536 ws.WriteL(content.Mid(cut)); |
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537 CleanupStack::PopAndDestroy(); // RBufWriteStream.Close() for ws |
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538 TPtr8 p8 = ipContentWithNamespaces->Ptr(0); |
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539 return p8; |
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540 } |
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541 } |
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542 else |
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543 { |
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544 return content; |
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545 } |
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546 return content; |
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547 } |
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548 |
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549 EXPORT_C HBufC* CSenBaseFragment::AsXmlUnicodeL() |
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550 { |
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551 return AsElement().AsXmlUnicodeL(); |
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552 } |
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553 |
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554 EXPORT_C HBufC8* CSenBaseFragment::AsXmlL() |
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555 { |
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556 return AsElement().AsXmlL(); |
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557 } |
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558 |
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559 EXPORT_C void CSenBaseFragment::WriteAsXMLToL( RWriteStream& aWs ) |
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560 { |
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561 AsElement().WriteAsXMLToL( aWs ); |
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562 } |
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563 |
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564 EXPORT_C TPtrC8 CSenBaseFragment::ContentOf( const TDesC8& aLocalName ) |
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565 { |
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566 CSenElement* child = this->AsElement().Element(aLocalName); |
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567 if(child) |
|
568 { |
|
569 return child->Content(); |
|
570 } |
|
571 return KNullDesC8(); |
|
572 } |
|
573 |
|
574 EXPORT_C MSenElement& CSenBaseFragment::SetContentOfL( const TDesC8& aLocalName, |
|
575 const TDesC8& aContent ) |
|
576 { |
|
577 CSenElement* pChildElement = AsElement().Element( aLocalName ); |
|
578 if(!pChildElement) |
|
579 { |
|
580 // Add new element |
|
581 pChildElement = &AsElement().AddElementL(aLocalName); |
|
582 } |
|
583 pChildElement->SetContentL(aContent); |
|
584 return *pChildElement; |
|
585 } |
|
586 |
|
587 EXPORT_C void CSenBaseFragment::WriteStartElementL( const TDesC8& /* aNsUri */, |
|
588 const TDesC8& aLocalName, |
|
589 const TDesC8& aQName, |
|
590 const RAttributeArray& aAttrs ) |
|
591 { |
|
592 AllocContentSaverL(); |
|
593 |
|
594 // Write element name with namespace |
|
595 iWs.WriteL(KSenLessThan); |
|
596 if (aQName != KNullDesC8) |
|
597 { |
|
598 iWs.WriteL(aQName); |
|
599 } |
|
600 else |
|
601 { |
|
602 iWs.WriteL(aLocalName); |
|
603 } |
|
604 |
|
605 // Write attributes, if any |
|
606 HBufC8* pQName = NULL; |
|
607 TInt attCount(aAttrs.Count()); |
|
608 for (TInt i = 0; i < attCount; i++) |
|
609 { |
|
610 TPtrC8 prefix = aAttrs[i].Attribute().Prefix().DesC(); |
|
611 TPtrC8 lAttName = aAttrs[i].Attribute().LocalName().DesC(); |
|
612 TPtrC8 attValue = aAttrs[i].Value().DesC(); |
|
613 |
|
614 TPtrC8 qAttName = lAttName; |
|
615 if(prefix!=KNullDesC8) |
|
616 { |
|
617 pQName = HBufC8::NewLC( prefix.Length() |
|
618 +KSenColon().Length() |
|
619 +lAttName.Length()); |
|
620 TPtr8 qname = pQName->Des(); |
|
621 qname.Append(prefix); |
|
622 qname.Append(KSenColon); |
|
623 qname.Append(lAttName); |
|
624 qAttName.Set(qname); |
|
625 } |
|
626 |
|
627 |
|
628 iWs.WriteL(KSenSpace); |
|
629 iWs.WriteL(qAttName); // this is localname if no qualifier is set |
|
630 iWs.WriteL(KSenEqualsDblQuot); |
|
631 iWs.WriteL(attValue); |
|
632 iWs.WriteL(KSenDblQuot); |
|
633 |
|
634 TInt colon(KErrNotFound); |
|
635 colon = qAttName.Locate(':'); |
|
636 // We check for namespaces declared here and for prefixes |
|
637 // in attribute names and values. |
|
638 if (qAttName == KSenXmlns || lAttName == KSenXmlns) |
|
639 { |
|
640 // locally declared default namespace, |
|
641 // no need to do anything special |
|
642 } |
|
643 else if(prefix == KSenXmlns) // was SenXmlUtils::StartsWith(...) |
|
644 { |
|
645 //locally declared prefix, remember that this prefix is OK |
|
646 HBufC8* pAttName = lAttName.AllocL(); |
|
647 CleanupStack::PushL(pAttName); |
|
648 #ifdef EKA2 |
|
649 iPrefixes.AppendL(pAttName); |
|
650 #else |
|
651 User::LeaveIfError(iPrefixes.Append(pAttName)); |
|
652 #endif |
|
653 CleanupStack::Pop(); // pAttName |
|
654 } |
|
655 else if(colon != KErrNotFound) |
|
656 { |
|
657 //a qualified attribute name, ensure we have its namespace |
|
658 EnsureNamespace(qAttName.Left(colon)); |
|
659 } |
|
660 |
|
661 colon = attValue.Locate(':'); |
|
662 if(colon != KErrNotFound) |
|
663 { |
|
664 //encountered a qualified value, should ensure the namespace for |
|
665 //its prefix is included. |
|
666 EnsureNamespace(attValue.Left(colon)); |
|
667 } |
|
668 if(prefix!=KNullDesC8) |
|
669 { |
|
670 CleanupStack::PopAndDestroy(); // qAttName |
|
671 pQName = NULL; |
|
672 } |
|
673 } |
|
674 |
|
675 iWs.WriteL(KSenGreaterThan); |
|
676 |
|
677 |
|
678 if(aQName != KNullDesC8) |
|
679 { |
|
680 TInt colon(aQName.Locate(':')); |
|
681 if(colon != KErrNotFound) |
|
682 { |
|
683 EnsureNamespace(aQName.Left(colon)); |
|
684 } |
|
685 } |
|
686 |
|
687 // Is this truly required!? |
|
688 if(aLocalName != KNullDesC8) |
|
689 { |
|
690 TInt colon(aLocalName.Locate(':')); |
|
691 if(colon != KErrNotFound) |
|
692 { |
|
693 EnsureNamespace(aLocalName.Left(colon)); |
|
694 } |
|
695 } |
|
696 |
|
697 } |
|
698 |
|
699 EXPORT_C void CSenBaseFragment::WriteEndElementL( const TDesC8& /* aNsUri */, |
|
700 const TDesC8& /* aLocalName */, |
|
701 const TDesC8& aQName ) |
|
702 { |
|
703 AllocContentSaverL(); |
|
704 iWs.WriteL(KSenLessThanSlash); |
|
705 iWs.WriteL(aQName); |
|
706 iWs.WriteL(KSenGreaterThan); |
|
707 } |
|
708 |
|
709 EXPORT_C void CSenBaseFragment::EnsureNamespace( const TDesC8& aPrefix ) |
|
710 { |
|
711 /* Check that the prefix has been declared. |
|
712 * If not try to find a namespace declaration for it |
|
713 * in the element. |
|
714 */ |
|
715 TInt pos(KErrNotFound); |
|
716 TInt count(iPrefixes.Count()); |
|
717 for(TInt i=0; i<count && pos == KErrNotFound; i++) |
|
718 { |
|
719 if(*iPrefixes[i] == aPrefix) |
|
720 { |
|
721 pos = i; |
|
722 break; |
|
723 } |
|
724 } |
|
725 |
|
726 if (pos == KErrNotFound) |
|
727 { |
|
728 const CSenNamespace* pNamespace = Namespace(aPrefix); |
|
729 if (!pNamespace) |
|
730 { |
|
731 pNamespace = ipElement->Namespace(aPrefix); |
|
732 |
|
733 if (pNamespace) |
|
734 { |
|
735 iNamespaces.Append(pNamespace); // no need for copying |
|
736 } |
|
737 } |
|
738 } |
|
739 } |
|
740 |
|
741 EXPORT_C CSenNamespace* CSenBaseFragment::Namespace( const TDesC8& aPrefix ) |
|
742 { |
|
743 if (aPrefix.Length() == 0) return NULL; |
|
744 |
|
745 CSenNamespace* pNamespace = NULL; |
|
746 TInt count(iNamespaces.Count()); |
|
747 for (TInt i=0; i<count && !pNamespace; i++) |
|
748 { |
|
749 pNamespace = (CSenNamespace*) iNamespaces[i]; |
|
750 if (pNamespace->Prefix() != aPrefix) pNamespace = NULL; |
|
751 } |
|
752 |
|
753 return pNamespace; |
|
754 } |
|
755 |
|
756 EXPORT_C void CSenBaseFragment::DetachL() |
|
757 { |
|
758 //First add all the namespaces referred to in the content. |
|
759 if (iNamespaces.Count() > 0) |
|
760 { |
|
761 TInt count(iNamespaces.Count()); |
|
762 for (TInt i=0; i<count; i++) |
|
763 { |
|
764 CSenNamespace* pNamespace = (CSenNamespace*) iNamespaces[i]; |
|
765 ipElement->AddNamespaceL(*pNamespace, EFalse); |
|
766 //TRAPD(err, ipElement->AddNamespaceL(*pNamespace, EFalse)); |
|
767 //if (err) ; |
|
768 } |
|
769 } |
|
770 //Detach the element from its parent. |
|
771 ipElement->DetachL(); |
|
772 } |
|
773 |
|
774 EXPORT_C void CSenBaseFragment::SaveNamespacesL( const RAttributeArray& aAttrs, |
|
775 TBool aEnsure ) |
|
776 { |
|
777 // we check for namespace declarations in here |
|
778 // for prefixes in attribute names and values. |
|
779 |
|
780 if (ipElement) |
|
781 { |
|
782 CSenElement* pElement = (CSenXmlElement*)ipElement; |
|
783 |
|
784 TInt colon = KErrNotFound; |
|
785 TInt length(aAttrs.Count()); |
|
786 |
|
787 for (TInt i=0; i<length; i++) |
|
788 { |
|
789 TPtrC8 localName = aAttrs[i].Attribute().LocalName().DesC(); |
|
790 TPtrC8 value = aAttrs[i].Value().DesC(); |
|
791 TPtrC8 prefix = aAttrs[i].Attribute().Prefix().DesC(); |
|
792 |
|
793 if (localName == KSenXmlns()) |
|
794 { |
|
795 // this is a default name space declaration |
|
796 pElement->SetNamespaceL(value); |
|
797 } |
|
798 else if (localName == pElement->NsPrefix()) |
|
799 { |
|
800 //we have a new declaration for the namespace of this element |
|
801 pElement->SetNamespaceL(localName,value); |
|
802 } |
|
803 else if (prefix == KSenXmlns()) |
|
804 { |
|
805 // we have an additional namespace declaration |
|
806 pElement->AddNamespaceL(localName,value); |
|
807 } |
|
808 |
|
809 if (aEnsure) |
|
810 { |
|
811 //colon = qualifiedName.Locate(':'); |
|
812 //if (colon > -1) |
|
813 if(localName!=KNullDesC8) |
|
814 { |
|
815 // attribute name is prefixed so ensure we have its |
|
816 // namespace |
|
817 //EnsureNamespace(qualifiedName.Mid(0,colon)); |
|
818 |
|
819 // attribute's name is elements prefix! // 2005-02-22 |
|
820 EnsureNamespace(localName); |
|
821 } |
|
822 |
|
823 colon = value.Locate(':'); |
|
824 if (colon > -1) |
|
825 { |
|
826 // attribute value is prefixed so ensure we have that |
|
827 // namespace |
|
828 EnsureNamespace(value.Mid(0,colon)); |
|
829 } |
|
830 } |
|
831 } |
|
832 } |
|
833 } |
|
834 |
|
835 |
|
836 // New |
|
837 EXPORT_C const TDesC8& CSenBaseFragment::LocalName() const |
|
838 { |
|
839 __ASSERT_ALWAYS(ipElement != NULL, User::Panic(KSenXmlPanic, EFragmentElementNotInitialized)); |
|
840 return ipElement->LocalName(); |
|
841 } |
|
842 |
|
843 EXPORT_C const TDesC8& CSenBaseFragment::NsUri() const |
|
844 { |
|
845 __ASSERT_ALWAYS(ipElement != NULL, User::Panic(KSenXmlPanic, EFragmentElementNotInitialized)); |
|
846 return ipElement->NamespaceURI(); |
|
847 } |
|
848 |
|
849 EXPORT_C const TDesC8& CSenBaseFragment::NsPrefix() const |
|
850 { |
|
851 __ASSERT_ALWAYS(ipElement != NULL, User::Panic(KSenXmlPanic, EFragmentElementNotInitialized)); |
|
852 return ipElement->NsPrefix(); |
|
853 } |
|
854 |
|
855 // Do NOT change method signature; BC must be kept! |
|
856 EXPORT_C TInt CSenBaseFragment::StartEntity( TDesC8& aName ) |
|
857 { |
|
858 #ifndef SYMBIAN_SECURE_ECOM |
|
859 // This segment is required with Compact XML reader |
|
860 TInt leaveCode(KErrNone); |
|
861 if((iState & KStateSave) == KStateSave) |
|
862 { |
|
863 TRAP(leaveCode, AllocContentSaverL()); |
|
864 if(leaveCode==KErrNone) |
|
865 { |
|
866 TRAP(leaveCode, iWs.WriteL(aName)); |
|
867 } |
|
868 } |
|
869 if(leaveCode==KErrNone) |
|
870 { |
|
871 return ETrue; // success |
|
872 } |
|
873 else |
|
874 { |
|
875 return EFalse; // failure |
|
876 } |
|
877 #else // SYMBIAN_SECURE_ECOM |
|
878 aName.Length(); |
|
879 return KErrNone; // signal was successfully handled |
|
880 #endif // SYMBIAN_SECURE_ECOM |
|
881 } |
|
882 |
|
883 |
|
884 EXPORT_C TInt CSenBaseFragment::Error( TInt /* aErrorCode */ ) |
|
885 { |
|
886 //return aErrorCode; |
|
887 return KErrNone; // Error was "successfully" handled |
|
888 } |
|
889 |
|
890 EXPORT_C TBool CSenBaseFragment::ConsistsOfL( MSenFragment& aCandidate ) |
|
891 { |
|
892 return AsElement().ConsistsOfL(aCandidate.AsElement()); |
|
893 } |
|
894 |
|
895 |
|
896 // End of File |