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1 /* |
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2 * Copyright (c) 2002 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 * Implementation of class CDdEng. |
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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 // INCLUDE FILES |
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22 |
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23 #include "DdEng.h" |
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24 #include "CodData.h" |
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25 #include "CodError.h" |
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26 #include "CodPanic.h" |
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27 #include "CodStatus.h" |
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28 #include "DdParser.h" |
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29 #include "CodLogger.h" |
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30 #include "CodSaver.h" |
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31 #include "CodUtil.h" |
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32 #include "CodDefs.h" |
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33 #include <DocumentHandler.h> |
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34 #include <e32math.h> |
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35 #include <RoapDef.h> |
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36 |
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37 // CONSTANTS |
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38 |
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39 _LIT8( KLicenseStartTag, "<license" ); |
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40 _LIT8( KLicenseEndTag, "</license>" ); |
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41 |
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42 const TInt KElementEnd( '>' ); |
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43 |
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44 /// Supported DD major version (only major number needs to be checked, 1.0) |
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45 LOCAL_D const TUint32 KDdSupportedMajorVersion = 2; |
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46 |
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47 // ================= MEMBER FUNCTIONS ======================= |
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48 |
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49 // --------------------------------------------------------- |
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50 // CDdEng::NewL() |
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51 // --------------------------------------------------------- |
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52 // |
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53 EXPORT_C CDdEng* CDdEng::NewL |
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54 ( CEikProcess* aProcess, MCodLoadObserver* aObserver ) |
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55 { |
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56 CDdEng* model = new (ELeave) CDdEng( aObserver ); |
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57 CleanupStack::PushL( model ); |
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58 model->ConstructL( aProcess ); |
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59 CleanupStack::Pop( model ); |
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60 return model; |
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61 } |
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62 |
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63 // --------------------------------------------------------- |
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64 // CDdEng::~CDdEng() |
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65 // --------------------------------------------------------- |
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66 // |
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67 EXPORT_C CDdEng::~CDdEng() |
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68 { |
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69 CLOG(( ECodEng, 2, _L("CDdEng::~CDdEng") )); |
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70 } |
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71 |
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72 // --------------------------------------------------------- |
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73 // CDdEng::CDdEng() |
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74 // --------------------------------------------------------- |
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75 // |
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76 CDdEng::CDdEng( MCodLoadObserver* aObserver ): CCodEngBase( aObserver ) |
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77 { |
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78 CLOG(( ECodEng, 2, _L("CDdEng::CDdEng") )); |
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79 } |
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80 |
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81 // --------------------------------------------------------- |
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82 // CDdEng::CheckDataL() |
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83 // --------------------------------------------------------- |
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84 // |
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85 void CDdEng::CheckDataL() |
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86 { |
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87 CLOG(( ECodEng, 2, _L("-> CDdEng::CheckDataL") )); |
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88 if( !iData->IsValid() ) |
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89 { |
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90 // Syntactically OK, but mandatory attributes are missing. |
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91 User::Leave( KErrCodInvalidDescriptor ); |
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92 } |
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93 CLOG(( ECodEng, 4, _L("CDdEng::CheckDataL: data valid") )); |
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94 CheckVersionL( iData->Version() ); |
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95 CLOG(( ECodEng, 4, _L("CDdEng::CheckDataL: version OK") )); |
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96 CLOG(( ECodEng, 2, _L("<- CDdEng::CheckDataL") )); |
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97 } |
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98 |
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99 // --------------------------------------------------------- |
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100 // CDdEng::ParseDataL() |
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101 // --------------------------------------------------------- |
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102 // |
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103 void CDdEng::ParseDataL() |
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104 { |
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105 CLOG(( ECodEng, 2, _L("-> CDdEng::ParseDataL") )); |
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106 |
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107 __ASSERT_DEBUG( iCodBuf, CodPanic( ECodInternal ) ); |
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108 __ASSERT_DEBUG( iData, CodPanic( ECodInternal ) ); |
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109 |
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110 TDdParser parser; |
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111 TBool isLicenseTag (EFalse); |
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112 parser.ParseL( *iCodBuf, *iData, iIsDd2, isLicenseTag ); |
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113 if (isLicenseTag && iIsDd2) |
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114 { |
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115 iIsLicense = ETrue; |
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116 CreateSaverL(KDd2DataType); |
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117 ParseLicenseL(); |
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118 } |
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119 CLOG(( ECodEng, 4, _L("CDdEng::SetL: parsed OK") )); |
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120 CLOG(( ECodEng, 2, _L("<- CDdEng::ParseDataL") )); |
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121 } |
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122 |
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123 // --------------------------------------------------------- |
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124 // CDdEng::StatusCode |
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125 // --------------------------------------------------------- |
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126 // |
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127 TInt CDdEng::StatusCode( TInt aError, TState aState ) const |
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128 { |
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129 // Meaningless to fiddle with statuses after we are done. |
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130 __ASSERT_DEBUG( aState <= ENotify, CodPanic( ECodInternal ) ); |
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131 |
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132 TInt code( KHttp954LoaderError ); |
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133 |
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134 switch( aError ) |
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135 { |
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136 case KErrNone: |
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137 { |
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138 code = KHttp900Success; |
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139 break; |
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140 } |
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141 |
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142 case KErrNoMemory: |
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143 case KErrDiskFull: |
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144 { |
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145 code = KHttp910NoMemory; |
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146 break; |
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147 } |
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148 |
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149 case KErrCodInsufficientSpace: |
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150 { |
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151 code = KHttp901InsufficientMemory; |
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152 break; |
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153 } |
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154 |
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155 case KErrCancel: |
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156 case KErrAbort: |
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157 { |
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158 code = KHttp902UserCancelled; |
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159 break; |
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160 } |
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161 |
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162 case KErrCodInvalidDescriptor: |
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163 { |
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164 code = KHttp906InvalidDescriptor; |
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165 break; |
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166 } |
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167 |
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168 case KErrCodInvalidType: |
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169 { |
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170 code = KHttp907InvalidType; |
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171 break; |
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172 } |
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173 |
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174 case KErrCodUnsupportedVersion: |
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175 { |
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176 code = KHttp951InvalidDdVersion; |
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177 break; |
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178 } |
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179 |
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180 case KErrCodAttributeMismatch: |
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181 { |
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182 code = KHttp905AttributeMismatch; |
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183 break; |
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184 } |
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185 |
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186 case KBadMimeType: |
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187 case KMimeNotSupported: |
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188 { |
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189 code = aState == ESet ? |
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190 KHttp952DeviceAborted : // ESet -> COD MIME bad. |
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191 KHttp953NonAcceptableContent;// EFetch -> content MIME bad. |
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192 break; |
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193 } |
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194 case KErrCodHttpLicenseFailed: |
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195 case KErrRoapGeneral: |
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196 case KErrRoapUnsupported: |
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197 case KErrRoapServer: |
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198 case KErrRoapServerFatal: |
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199 case KErrRoapDevice: |
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200 case KErrRoapInvalidDomain: |
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201 case KErrRoapDomainFull: |
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202 case KErrRoapNotRegistered: |
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203 { |
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204 code = KHttp957LicenseFailed; |
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205 break; |
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206 } |
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207 |
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208 case KErrTimedOut: |
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209 case KErrCodHttpCommsFailed: |
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210 case KErrCodHttpNoResponse: |
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211 { |
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212 code = KHttp903LossOfService; |
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213 break; |
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214 } |
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215 |
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216 case KErrCodHttpRequestedRangeNotSatisfiable: |
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217 { |
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218 code = KHttp909RequestedRangeNotSatisfiable; |
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219 break; |
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220 } |
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221 |
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222 case KErrCodHttpPreconditionFailed: |
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223 { |
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224 code = KHttp955PreconditionFailed; |
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225 break; |
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226 } |
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227 |
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228 case KErrCodHttpBadUrl: |
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229 default: |
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230 { |
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231 code = KHttp954LoaderError; |
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232 break; |
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233 } |
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234 } |
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235 return code; |
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236 } |
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237 |
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238 // --------------------------------------------------------- |
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239 // CDdEng::StatusText() |
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240 // --------------------------------------------------------- |
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241 // |
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242 const TDesC8& CDdEng::StatusText( TInt aCode ) const |
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243 { |
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244 switch ( aCode ) |
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245 { |
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246 case KHttp900Success: return KText900Success; |
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247 case KHttp901InsufficientMemory: return KText901InsufficientMemory; |
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248 case KHttp902UserCancelled: return KText902UserCancelled; |
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249 case KHttp903LossOfService: return KText903LossOfService; |
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250 case KHttp905AttributeMismatch: return KText905AttributeMismatch; |
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251 case KHttp906InvalidDescriptor: return KText906InvalidDescriptor; |
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252 case KHttp907InvalidType: return KText907InvalidType; |
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253 case KHttp951InvalidDdVersion: return KText951InvalidDdVersion; |
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254 case KHttp952DeviceAborted: return KText952DeviceAborted; |
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255 case KHttp953NonAcceptableContent: return KText953NonAcceptableContent; |
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256 case KHttp954LoaderError: return KText954LoaderError; |
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257 case KHttp956LicenseSuccess: return KText956LicenseSuccess; |
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258 case KHttp957LicenseFailed: return KText957LicenseFailed; |
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259 case KHttp910NoMemory: return KText910NoMemory; |
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260 case KHttp955PreconditionFailed: return KText955MediaObjectUpdated; |
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261 case KHttp970MixedStatus: return KText970MixedStatus; |
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262 case KHttp981DownloadCompletion: return KText981DownloadCompletion; |
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263 default: CodPanic( ECodInternal ); |
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264 } |
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265 return KNullDesC8; /* NOTREACHED */ |
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266 } |
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267 |
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268 // --------------------------------------------------------- |
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269 // CDdEng::CheckVersionL() |
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270 // --------------------------------------------------------- |
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271 // |
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272 void CDdEng::CheckVersionL( const TDesC& aVersion ) const |
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273 { |
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274 TUint32 majorVer = 1; // If version is not specified, it defaults to 1.0. |
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275 |
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276 if( aVersion.Length() ) |
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277 { |
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278 // Version is specified, parse it to get get major version. |
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279 TLex lex( aVersion ); |
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280 TReal realVer; |
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281 TInt32 intVer; |
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282 if( lex.Val( realVer ) != KErrNone ) |
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283 { |
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284 // Could not parse version as a real number, this indicates that |
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285 // the DD-Version is some rubbish string. |
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286 User::Leave( KErrCodInvalidDescriptor ); |
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287 } |
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288 User::LeaveIfError( Math::Int( intVer, realVer ) ); |
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289 if( intVer < 0 ) |
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290 { |
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291 // Negative DD-Version? |
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292 User::Leave( KErrCodInvalidDescriptor ); |
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293 } |
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294 majorVer = STATIC_CAST( TUint32, intVer ); |
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295 } |
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296 |
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297 // For code clarity, we always check major version (even if not given and |
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298 // defaults to supported 1.0). |
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299 if( majorVer > KDdSupportedMajorVersion ) |
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300 { |
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301 User::Leave( KErrCodUnsupportedVersion ); |
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302 } |
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303 } |
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304 |
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305 // --------------------------------------------------------- |
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306 // CDdEng::ParseLicenseL() |
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307 // --------------------------------------------------------- |
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308 // |
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309 void CDdEng::ParseLicenseL() |
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310 { |
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311 HBufC8* descriptorBuf = CodUtil::ConvertLC( iCodBuf->Des()); |
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312 TPtrC8 license; |
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313 TPtrC8 descriptor (descriptorBuf->Ptr()); |
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314 TInt startTag = descriptor.Find(KLicenseStartTag); // "<license" |
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315 if (startTag != KErrNotFound) |
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316 { |
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317 descriptor.Set(descriptor.Right(descriptor.Length()- startTag -1)); |
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318 TInt endTag = descriptor.Locate(KElementEnd); //'>' |
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319 if (endTag != KErrNotFound) |
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320 { |
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321 license.Set(descriptor.Right(descriptor.Length()-endTag-1)); |
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322 TInt licenseTagEnd = license.Find(KLicenseEndTag); // "</license" |
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323 if (licenseTagEnd != KErrNotFound) |
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324 { |
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325 license.Set(license.Left(licenseTagEnd)); |
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326 } |
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327 } |
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328 } |
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329 iSaver->AppendData( license ); |
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330 CleanupStack::PopAndDestroy( descriptorBuf ); |
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331 } |