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1 /* |
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2 * Copyright (c) 2003-2009 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: |
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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 #ifndef REMOVE_CAF1 |
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20 |
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21 #include <caf/caftypes.h> |
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22 #include <s32strm.h> |
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23 #include "cafmimeheader.h" |
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24 #include "mimefieldanddata.h" |
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25 |
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26 using namespace ContentAccess; |
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27 |
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28 EXPORT_C CCafMimeHeader* CCafMimeHeader::NewL(const TDesC8 &aContentType) |
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29 { |
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30 CCafMimeHeader *self = new (ELeave) CCafMimeHeader(); |
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31 CleanupStack::PushL(self); |
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32 self->ConstructL(aContentType); |
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33 CleanupStack::Pop(self); |
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34 return self; |
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35 } |
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36 |
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37 CCafMimeHeader::CCafMimeHeader() |
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38 { |
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39 } |
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40 |
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41 void CCafMimeHeader::ConstructL(const TDesC8 &aContentType) |
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42 { |
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43 SetStandardMimeDataL(EContentType, aContentType); |
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44 } |
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45 |
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46 EXPORT_C CCafMimeHeader::~CCafMimeHeader() |
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47 { |
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48 TInt i=0; |
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49 iNonStandardMimeHeaders.ResetAndDestroy(); |
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50 iNonStandardMimeHeaders.Close(); |
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51 |
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52 for(i = 0; i < EMimeMax; i++) |
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53 { |
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54 delete iStandardMimeHeader[i]; |
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55 } |
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56 } |
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57 |
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58 EXPORT_C void CCafMimeHeader::SetStandardMimeDataL(const TMimeFields &aIndex, const TDesC8& aData) |
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59 { |
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60 HBufC8 *data = aData.AllocLC(); |
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61 |
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62 // make sure mime types are lower case |
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63 if(aIndex == EContentType) |
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64 { |
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65 data->Des().LowerCase(); |
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66 } |
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67 |
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68 // replace whatever value was there before |
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69 delete iStandardMimeHeader[aIndex]; |
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70 iStandardMimeHeader[aIndex] = data; |
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71 |
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72 CleanupStack::Pop(data); |
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73 } |
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74 |
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75 EXPORT_C TPtrC8 CCafMimeHeader::StandardMimeData(const TMimeFields &aIndex) const |
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76 { |
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77 // If the field value has not been set, return a null string |
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78 if(iStandardMimeHeader[aIndex] == NULL) |
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79 { |
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80 return KNullDesC8(); |
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81 } |
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82 return TPtrC8(iStandardMimeHeader[aIndex]->Des()); |
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83 } |
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84 |
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85 |
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86 EXPORT_C TInt CCafMimeHeader::NonStandardMimeCount() const |
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87 { |
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88 return iNonStandardMimeHeaders.Count(); |
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89 } |
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90 |
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91 EXPORT_C void CCafMimeHeader::AddNonStandardMimeL(const TDesC8& aFieldName, const TDesC8& aData) |
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92 { |
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93 CMimeFieldAndData *mimeData = CMimeFieldAndData::NewL(aFieldName, aData); |
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94 CleanupStack::PushL(mimeData); |
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95 iNonStandardMimeHeaders.Append(mimeData); |
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96 CleanupStack::Pop(mimeData); |
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97 } |
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98 |
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99 EXPORT_C TPtrC8 CCafMimeHeader::NonStandardMimeField(TInt aIndex) const |
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100 { |
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101 return iNonStandardMimeHeaders[aIndex]->FieldName(); |
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102 } |
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103 |
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104 EXPORT_C TPtrC8 CCafMimeHeader::NonStandardMimeData(TInt aIndex) const |
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105 { |
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106 return iNonStandardMimeHeaders[aIndex]->Data(); |
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107 } |
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108 |
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109 EXPORT_C void CCafMimeHeader::ExternalizeL(RWriteStream& aStream) const |
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110 { |
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111 TInt i=0; |
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112 |
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113 // Write the contents of this class out to a stream |
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114 |
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115 // Write the number of standard mime headers |
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116 aStream.WriteInt32L(EMimeMax); |
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117 |
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118 // Write out the standard mime data, each one preceeded by it's length |
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119 for(i = 0; i < EMimeMax; i++) |
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120 { |
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121 TInt length=0; |
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122 |
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123 // Length is zero if the mime field has not been set, |
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124 if(iStandardMimeHeader[i] == NULL) |
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125 { |
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126 length = 0; |
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127 } |
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128 else |
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129 { |
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130 length = iStandardMimeHeader[i]->Length(); |
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131 } |
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132 |
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133 // write the field length |
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134 aStream.WriteInt16L(length); |
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135 if(length > 0) |
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136 { |
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137 // write the field value if length > 0 |
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138 aStream.WriteL(*iStandardMimeHeader[i]); |
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139 } |
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140 } |
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141 |
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142 aStream.WriteInt32L(iNonStandardMimeHeaders.Count()); |
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143 |
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144 // Write out non standard mime headers and data, each Des preceeded by it's length |
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145 for(i = 0; i < iNonStandardMimeHeaders.Count(); i++) |
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146 { |
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147 aStream.WriteInt16L(iNonStandardMimeHeaders[i]->FieldName().Length()); |
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148 if(iNonStandardMimeHeaders[i]->FieldName().Length() > 0) |
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149 { |
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150 aStream.WriteL(iNonStandardMimeHeaders[i]->FieldName()); |
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151 } |
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152 aStream.WriteInt16L(iNonStandardMimeHeaders[i]->Data().Length()); |
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153 if(iNonStandardMimeHeaders[i]->Data().Length() > 0) |
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154 { |
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155 aStream.WriteL(iNonStandardMimeHeaders[i]->Data()); |
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156 } |
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157 } |
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158 } |
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159 |
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160 EXPORT_C void CCafMimeHeader::InternalizeL(RReadStream& aStream) |
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161 { |
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162 TInt i=0; |
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163 TInt fieldCount=0; |
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164 TInt16 length=0; |
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165 HBufC8 *field=NULL; |
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166 HBufC8 *data=NULL; |
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167 |
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168 |
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169 // clear any existing headers |
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170 iNonStandardMimeHeaders.ResetAndDestroy(); |
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171 for(i = 0; i < EMimeMax; i++) |
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172 { |
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173 // delete the existing data for the mime field |
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174 delete iStandardMimeHeader[i]; |
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175 iStandardMimeHeader[i] = NULL; |
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176 } |
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177 |
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178 |
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179 fieldCount= aStream.ReadInt32L(); |
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180 if(fieldCount != EMimeMax) |
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181 { |
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182 // something is seriously wrong, should always be EMimeMax standard headers |
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183 User::Leave(KErrGeneral); |
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184 } |
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185 |
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186 for(i = 0; i < EMimeMax; i++) |
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187 { |
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188 // read the length from the stream |
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189 length = aStream.ReadInt16L(); |
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190 if(length > 0) |
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191 { |
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192 // read in non zero fields, others will remain NULL |
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193 data = HBufC8::NewLC(length); |
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194 TPtr8 dataPtr = data->Des(); |
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195 aStream.ReadL(dataPtr,length); |
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196 SetStandardMimeDataL(static_cast <TMimeFields>(i), dataPtr); |
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197 CleanupStack::PopAndDestroy(data); |
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198 } |
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199 } |
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200 |
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201 fieldCount= aStream.ReadInt32L(); |
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202 |
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203 for(i = 0; i < fieldCount; i++) |
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204 { |
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205 // Read mime field name |
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206 length = aStream.ReadInt16L(); |
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207 if(length < 0) |
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208 { |
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209 User::Leave(KErrCorrupt); |
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210 } |
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211 |
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212 field = HBufC8::NewLC(length); |
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213 TPtr8 fieldPtr = field->Des(); |
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214 if(length > 0) |
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215 { |
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216 aStream.ReadL(fieldPtr,length); |
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217 } |
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218 |
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219 // Read data |
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220 length = aStream.ReadInt16L(); |
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221 if(length < 0) |
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222 { |
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223 User::Leave(KErrCorrupt); |
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224 } |
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225 |
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226 data = HBufC8::NewLC(length); |
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227 TPtr8 dataPtr = data->Des(); |
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228 if(length > 0) |
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229 { |
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230 aStream.ReadL(dataPtr,length); |
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231 } |
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232 |
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233 // Add a new mime field and data to our array |
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234 AddNonStandardMimeL(fieldPtr, dataPtr); |
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235 |
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236 // free memory allocated |
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237 CleanupStack::PopAndDestroy(data); |
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238 CleanupStack::PopAndDestroy(field); |
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239 } |
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240 } |
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241 |
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242 |
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243 #endif // #ifndef REMOVE_CAF1 |