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1 /* |
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2 ============================================================================ |
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3 Name : NPRStationXmlParser.cpp |
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4 Author : Symsource |
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5 |
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6 Copyright (c) 2009 Symbian Foundation Ltd |
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7 This component and the accompanying materials are made available |
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8 under the terms of the License "Eclipse Public License v1.0" |
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9 which accompanies this distribution, and is available |
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10 at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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11 |
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12 Initial Contributors: |
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13 - Symsource |
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14 |
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15 Contributors: |
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16 - Symsource |
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17 |
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18 Description : Station xml parser |
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19 ============================================================================ |
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20 */ |
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21 |
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22 #include "NPRDocument.h" |
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23 #include "NPRStationXmlParser.h" |
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24 #include "NPRStation.h" |
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25 |
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26 CNPRStationXmlParser* CNPRStationXmlParser::NewLC(RPointerArray<CNPRStation>* aStationArray) |
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27 { |
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28 CNPRStationXmlParser* self = new (ELeave) CNPRStationXmlParser(aStationArray); |
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29 CleanupStack::PushL(self); |
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30 self->ConstructL(); |
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31 return self; |
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32 } |
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33 |
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34 CNPRStationXmlParser* CNPRStationXmlParser::NewL(RPointerArray<CNPRStation>* aStationArray) |
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35 { |
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36 CNPRStationXmlParser* self = CNPRStationXmlParser::NewLC(aStationArray); |
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37 CleanupStack::Pop(); // self; |
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38 return self; |
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39 } |
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40 |
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41 CNPRStationXmlParser::CNPRStationXmlParser(RPointerArray<CNPRStation>* aStationArray) |
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42 :iStationArray(aStationArray) |
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43 { |
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44 // No implementation required |
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45 } |
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46 |
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47 CNPRStationXmlParser::~CNPRStationXmlParser() |
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48 { |
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49 } |
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50 |
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51 void CNPRStationXmlParser::ConstructL() |
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52 { |
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53 iState = ENPRStationStateIdle; |
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54 } |
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55 |
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56 void CNPRStationXmlParser::OnStartDocumentL(const RDocumentParameters& /* aDocParam */, TInt aErrorCode) |
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57 { |
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58 User::LeaveIfError(aErrorCode); |
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59 } |
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60 |
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61 void CNPRStationXmlParser::OnEndDocumentL(TInt aErrorCode) |
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62 { |
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63 User::LeaveIfError(aErrorCode); |
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64 } |
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65 |
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66 HBufC* CNPRStationXmlParser::Copy8To16LC(const TDesC8& aDes) |
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67 { |
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68 HBufC* buf16 = HBufC::NewLC(aDes.Length()); |
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69 buf16->Des().Copy(aDes); |
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70 return buf16; |
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71 } |
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72 |
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73 void CNPRStationXmlParser::OnStartElementL( |
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74 const RTagInfo& aElement, |
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75 const RAttributeArray& aAttributes, |
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76 TInt aErrorCode) |
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77 { |
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78 User::LeaveIfError(aErrorCode); |
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79 const TDesC8& tagName = aElement.LocalName().DesC(); |
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80 if (tagName.CompareF(_L8("station"))==0) |
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81 { |
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82 iState = ENPRStationStateStation; |
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83 iCurrentStation = CNPRStation::NewL(); |
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84 // find the story Id attribute |
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85 TInt count = aAttributes.Count(); |
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86 for (TInt i = 0 ; i < count ; i++) |
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87 { |
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88 const RAttribute& attribute = aAttributes[i]; |
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89 const RTagInfo& nameInfo = attribute.Attribute(); |
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90 |
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91 const TDesC8& localName8 = nameInfo.LocalName().DesC(); |
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92 const TDesC8& value8 = attribute.Value().DesC(); |
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93 |
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94 HBufC* localName16 = Copy8To16LC(localName8); |
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95 HBufC* value16 = Copy8To16LC(value8); |
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96 if (localName16->CompareF(_L("id")) == 0 ) |
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97 { |
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98 TLex lex(value16->Des()); |
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99 TInt v = 0; |
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100 lex.Val(v); |
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101 iCurrentStation->SetStationId( v ); |
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102 } |
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103 CleanupStack::PopAndDestroy(2); // value16 and localName16 |
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104 } |
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105 } |
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106 else if (tagName.CompareF(_L8("name"))==0 && iState == ENPRStationStateStation) |
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107 { |
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108 iState = ENPRStationStateName; |
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109 } |
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110 else if (tagName.CompareF(_L8("frequency"))==0 && iState == ENPRStationStateNameEnd) |
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111 { |
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112 iState = ENPRStationStateFrequency; |
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113 } |
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114 else if (tagName.CompareF(_L8("marketCity"))==0 && iState == ENPRStationStateFrequencyEnd) |
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115 { |
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116 iState = ENPRStationStateMarketCity; |
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117 } |
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118 } |
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119 |
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120 void CNPRStationXmlParser::OnEndElementL(const RTagInfo& aElement, TInt aErrorCode ) |
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121 { |
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122 User::LeaveIfError(aErrorCode); |
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123 const TDesC8& tagName = aElement.LocalName().DesC(); |
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124 if (tagName.CompareF(_L8("station"))== 0 && iState == ENPRStationStateMarketCityEnd) |
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125 { |
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126 iState = ENPRStationStateIdle; |
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127 iStationArray->AppendL(iCurrentStation); |
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128 iCurrentStation = NULL; |
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129 } |
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130 else if (tagName.CompareF(_L8("name"))== 0 && iState == ENPRStationStateName) |
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131 { |
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132 iState = ENPRStationStateNameEnd; |
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133 } |
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134 else if (tagName.CompareF(_L8("frequency"))== 0 && iState == ENPRStationStateFrequency) |
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135 { |
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136 iState = ENPRStationStateFrequencyEnd; |
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137 } |
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138 else if (tagName.CompareF(_L8("marketCity"))== 0 && iState == ENPRStationStateMarketCity) |
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139 { |
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140 iState = ENPRStationStateMarketCityEnd; |
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141 } |
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142 } |
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143 |
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144 void CNPRStationXmlParser::OnContentL(const TDesC8& aBytes, TInt aErrorCode) |
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145 { |
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146 User::LeaveIfError(aErrorCode); |
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147 |
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148 switch(iState) |
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149 { |
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150 case ENPRStationStateName: |
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151 { |
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152 iCurrentStation->SetNameL(aBytes); |
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153 break; |
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154 } |
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155 case ENPRStationStateFrequency: |
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156 { |
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157 iCurrentStation->SetFrequencyL(aBytes); |
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158 break; |
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159 } |
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160 case ENPRStationStateMarketCity: |
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161 { |
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162 iCurrentStation->SetMarketCityL(aBytes); |
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163 break; |
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164 } |
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165 |
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166 default: |
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167 iState = iState; // for debugging. |
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168 break; |
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169 } |
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170 } |
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171 |
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172 void CNPRStationXmlParser::OnStartPrefixMappingL( |
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173 const RString& /* aPrefix */, |
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174 const RString& /* aUri */, |
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175 TInt aErrorCode) |
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176 { |
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177 User::LeaveIfError(aErrorCode); |
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178 } |
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179 |
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180 void CNPRStationXmlParser::OnEndPrefixMappingL(const RString& /* aPrefix */, TInt aErrorCode) |
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181 { |
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182 User::LeaveIfError(aErrorCode); |
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183 } |
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184 |
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185 void CNPRStationXmlParser::OnIgnorableWhiteSpaceL(const TDesC8& /* aBytes */, TInt /* aErrorCode*/ ) |
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186 { |
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187 } |
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188 |
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189 void CNPRStationXmlParser::OnSkippedEntityL(const RString& /* aName */, TInt aErrorCode) |
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190 { |
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191 User::LeaveIfError(aErrorCode); |
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192 } |
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193 |
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194 void CNPRStationXmlParser::OnProcessingInstructionL( |
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195 const TDesC8& /* aTarget */ , |
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196 const TDesC8& /* aData */ , |
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197 TInt aErrorCode) |
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198 { |
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199 User::LeaveIfError(aErrorCode); |
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200 } |
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201 |
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202 void CNPRStationXmlParser::OnError(TInt aErrorCode) |
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203 { |
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204 User::LeaveIfError(aErrorCode); |
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205 } |
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206 |
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207 TAny* CNPRStationXmlParser::GetExtendedInterface(const TInt32 /* aUid */ ) |
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208 { |
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209 return NULL; |
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210 } |