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1 /* |
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2 * Copyright (c) 2007 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 the License "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: Implementation of PostDataItem & FileDataItem |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 #include "PostDataItem.h" |
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21 #include "FormData.h" |
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22 #include "StaticObjectsContainer.h" |
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23 |
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24 using namespace WebCore; |
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25 |
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26 // EXTERNAL DATA STRUCTURES |
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27 |
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28 // EXTERNAL FUNCTION PROTOTYPES |
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29 |
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30 // CONSTANTS |
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31 |
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32 // MACROS |
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33 |
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34 // LOCAL CONSTANTS AND MACROS |
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35 |
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36 // MODULE DATA STRUCTURES |
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37 |
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38 // LOCAL FUNCTION PROTOTYPES |
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39 |
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40 // FORWARD DECLARATIONS |
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41 |
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42 // ============================= LOCAL FUNCTIONS =============================== |
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43 |
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44 |
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45 // ============================ MEMBER FUNCTIONS =============================== |
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46 |
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47 // ----------------------------------------------------------------------------- |
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48 // class members initialization |
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49 // ----------------------------------------------------------------------------- |
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50 // |
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51 void PostDataItem::initL(const FormDataElement* formDataElement) |
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52 { |
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53 m_dataOffset = 0; |
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54 TPtrC8 ptr((TText8*)formDataElement->m_data.data(), formDataElement->m_data.size()); |
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55 m_data = ptr.AllocL(); |
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56 } |
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57 |
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58 // ----------------------------------------------------------------------------- |
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59 // destructor |
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60 // ----------------------------------------------------------------------------- |
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61 // |
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62 PostDataItem::~PostDataItem() |
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63 { |
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64 delete m_data; |
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65 } |
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66 |
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67 // ----------------------------------------------------------------------------- |
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68 // Retuns data contained by the post data itemaSizeOfDataToSupply , size of the data |
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69 // to be supplied if the aSizeOfDataToSupply is not supplied , then the content till |
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70 // the end of the buffer is returned |
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71 // ----------------------------------------------------------------------------- |
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72 // |
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73 HBufC8* PostDataItem::dataL(int sizeToSupply ) |
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74 { |
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75 HBufC8* dataToSupply = NULL; |
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76 int sizeOfDataToSupply = sizeToSupply; |
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77 // if sizeOfDataToSupply exceeds the size of data supplied then set the sizeOfDataToSupply |
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78 // to the content size |
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79 if(sizeOfDataToSupply == -1 || sizeOfDataToSupply >= (m_data->Length() - m_dataOffset)) { |
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80 sizeOfDataToSupply = m_data->Length()- m_dataOffset; |
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81 } |
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82 TPtrC8 dataSupplyDes(m_data->Ptr() + m_dataOffset, sizeOfDataToSupply); |
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83 dataToSupply = dataSupplyDes.AllocL(); |
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84 // add supplied size count to the data offset |
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85 m_dataOffset += sizeOfDataToSupply; |
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86 return dataToSupply; |
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87 } |
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88 |
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89 // ----------------------------------------------------------------------------- |
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90 // resets the state of the object |
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91 // ----------------------------------------------------------------------------- |
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92 // |
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93 void PostDataItem::reset() |
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94 { |
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95 m_dataOffset = 0; |
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96 } |
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97 |
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98 // ----------------------------------------------------------------------------- |
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99 // returns the pending size of the content to be posted |
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100 // ----------------------------------------------------------------------------- |
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101 // |
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102 int PostDataItem::pendingContentSize() const |
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103 { |
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104 return m_data->Length() - m_dataOffset; |
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105 } |
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106 |
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107 |
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108 // ----------------------------------------------------------------------------- |
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109 // destructor |
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110 // ----------------------------------------------------------------------------- |
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111 // |
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112 FileDataItem::~FileDataItem() |
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113 { |
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114 if(m_fileLocked) { |
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115 m_file.UnLock(0, m_fileSize); |
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116 } |
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117 m_file.Close(); |
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118 } |
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119 |
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120 |
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121 // ----------------------------------------------------------------------------- |
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122 // class members initialization |
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123 // ----------------------------------------------------------------------------- |
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124 // |
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125 void FileDataItem::initL(const FormDataElement* formDataElement) |
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126 { |
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127 m_dataOffset = 0; |
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128 m_fileLocked = false; |
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129 m_data = NULL; |
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130 RFs rfs = StaticObjectsContainer::instance()->fsSession(); |
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131 HBufC* fileName = formDataElement->m_filename.des().AllocLC(); |
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132 // size of the file |
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133 User::LeaveIfError(m_file.Open(rfs, fileName->Des(), EFileRead | EFileShareReadersOnly)); |
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134 User::LeaveIfError(m_file.Size(m_fileSize)); |
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135 User::LeaveIfError(m_file.Lock(0, m_fileSize)); |
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136 m_fileLocked = ETrue; |
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137 CleanupStack::PopAndDestroy();// fileName |
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138 } |
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139 |
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140 |
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141 // ----------------------------------------------------------------------------- |
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142 // Retuns data contained by the post data itemaSizeOfDataToSupply , size of the data |
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143 // to be supplied if the sizeToSupply is not supplied , then the content till |
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144 // the end of the buffer is returned |
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145 // ----------------------------------------------------------------------------- |
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146 // |
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147 HBufC8* FileDataItem::dataL(int sizeToSupply ) |
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148 { |
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149 HBufC8* dataToSupply = NULL; |
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150 int sizeOfDataToSupply = sizeToSupply; |
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151 |
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152 // if the sizeOfDataToSupply is not set then read from the offset to the end of the file |
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153 // if the sizeOfDataToSupply is greater than the size of the pending file content |
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154 // then return content of size sizeOfDataToSupply |
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155 if(sizeOfDataToSupply == -1 || sizeOfDataToSupply >= (m_fileSize - m_dataOffset)) { |
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156 sizeOfDataToSupply = m_fileSize - m_dataOffset; |
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157 } |
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158 dataToSupply = HBufC8::NewLC(sizeOfDataToSupply); |
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159 TPtr8 dataToSupplyDes = dataToSupply->Des(); |
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160 // read from the offset to the size of the data to be supplied |
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161 User::LeaveIfError(m_file.Read(m_dataOffset, dataToSupplyDes, sizeOfDataToSupply)); |
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162 // add the read byte size count to the data offset |
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163 m_dataOffset += sizeOfDataToSupply; |
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164 CleanupStack::Pop();//dataToSupply |
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165 return dataToSupply; |
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166 } |
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167 |
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168 |
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169 // ----------------------------------------------------------------------------- |
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170 // returns the pending size of the content to be posted |
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171 // ----------------------------------------------------------------------------- |
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172 // |
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173 int FileDataItem::pendingContentSize() const |
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174 { |
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175 return m_fileSize - m_dataOffset; |
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176 } |
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177 |