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1 /* |
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2 * Copyright (c) 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 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: Feeds application's document instance. |
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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 <AiwGenericParam.h> |
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20 #include <StringLoader.h> |
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21 |
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22 #include <FeedsApp.rsg> |
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23 |
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24 #include "FeedsAppUi.h" |
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25 #include "FeedsDocument.h" |
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26 #include "LeakTracker.h" |
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27 #include "Logger.h" |
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28 |
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29 |
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30 // ----------------------------------------------------------------------------- |
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31 // CFeedsDocument::CFeedsDocument() |
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32 // |
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33 // C++ default constructor can NOT contain any code, that might leave. |
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34 // ----------------------------------------------------------------------------- |
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35 // |
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36 CFeedsDocument::CFeedsDocument(CEikApplication& aApp): |
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37 CAiwGenericParamConsumer(aApp) |
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38 { |
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39 LEAK_TRACKER_INCREMENT(CLeakTracker::EFeedsDocument); |
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40 } |
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41 |
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42 |
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43 // ----------------------------------------------------------------------------- |
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44 // CFeedsDocument::NewL() |
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45 // |
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46 // Two-phased constructor. |
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47 // ----------------------------------------------------------------------------- |
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48 // |
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49 CFeedsDocument* CFeedsDocument::NewL(CEikApplication& aApp) |
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50 { |
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51 CFeedsDocument* self = NewLC(aApp); |
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52 CleanupStack::Pop(self); |
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53 |
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54 return self; |
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55 } |
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56 |
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57 |
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58 // ----------------------------------------------------------------------------- |
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59 // CFeedsDocument::NewLC() |
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60 // |
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61 // Two-phased constructor. |
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62 // ----------------------------------------------------------------------------- |
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63 // |
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64 CFeedsDocument* CFeedsDocument::NewLC(CEikApplication& aApp) |
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65 { |
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66 CFeedsDocument* self = new (ELeave) CFeedsDocument(aApp); |
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67 CleanupStack::PushL(self); |
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68 self->ConstructL(); |
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69 |
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70 return self; |
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71 } |
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72 |
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73 |
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74 // ----------------------------------------------------------------------------- |
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75 // CFeedsDocument::ConstructL() |
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76 // |
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77 // Symbian 2nd phase constructor can leave. |
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78 // ----------------------------------------------------------------------------- |
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79 // |
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80 void CFeedsDocument::ConstructL() |
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81 { |
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82 } |
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83 |
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84 |
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85 // ----------------------------------------------------------------------------- |
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86 // CFeedsDocument::~CFeedsDocument() |
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87 // |
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88 // Destructor. |
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89 // ----------------------------------------------------------------------------- |
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90 // |
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91 CFeedsDocument::~CFeedsDocument() |
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92 { |
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93 LEAK_TRACKER_DECREMENT(CLeakTracker::EFeedsDocument); |
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94 } |
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95 |
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96 |
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97 // ----------------------------------------------------------------------------- |
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98 // CFeedsDocument::CreateAppUiL() |
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99 // |
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100 // Create the application user interface, and return a pointer to it |
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101 // ----------------------------------------------------------------------------- |
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102 // |
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103 CEikAppUi* CFeedsDocument::CreateAppUiL() |
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104 { |
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105 return(static_cast<CEikAppUi*>(new (ELeave) CFeedsAppUi)); |
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106 } |
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107 |
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108 |
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109 // ----------------------------------------------------------------------------- |
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110 // CFeedsDocument::OpenFileL() |
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111 // |
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112 // Opens a given file from the app-framework. |
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113 // ----------------------------------------------------------------------------- |
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114 // |
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115 void CFeedsDocument::OpenFileL(CFileStore*& /*aFileStore*/, RFile& /*aFile*/) |
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116 { |
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117 #if 0 |
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118 const CAiwGenericParamList* params = GetInputParameters(); |
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119 const TAiwGenericParam* param; |
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120 TPtrC url(KNullDesC); |
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121 TPtrC contentType(KNullDesC); |
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122 TPtrC charSet(KNullDesC); |
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123 TBool urlSet = EFalse; |
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124 // TInt size; |
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125 HBufC8* buffer = NULL; |
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126 |
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127 // Get the url from the parms. |
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128 if (params) |
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129 { |
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130 TInt index; |
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131 |
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132 // Source URL. |
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133 index = 0; |
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134 param = params->FindFirst(index, EGenericParamURL, EVariantTypeDesC); |
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135 if (param != NULL) |
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136 { |
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137 url.Set(param->Value().AsDes()); |
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138 urlSet = ETrue; |
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139 } |
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140 |
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141 // Content-type. |
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142 index = 0; |
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143 param = params->FindFirst(index, EGenericParamMIMEType, EVariantTypeDesC); |
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144 if (param != NULL) |
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145 { |
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146 contentType.Set(param->Value().AsDes()); |
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147 } |
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148 |
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149 // Charset. |
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150 index = 0; |
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151 param = params->FindFirst(index, EGenericParamCharSet, EVariantTypeDesC); |
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152 if (param != NULL) |
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153 { |
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154 charSet.Set(param->Value().AsDes()); |
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155 } |
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156 } |
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157 |
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158 // Read the buffer from the file. |
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159 User::LeaveIfError(aFile.Size(size)); |
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160 buffer = HBufC8::NewLC(size); |
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161 TPtr8 bufferPtr(buffer->Des()); |
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162 |
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163 User::LeaveIfError(aFile.Read(bufferPtr, size)); |
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164 |
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165 // If the url was set then subscribe to the Feed. |
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166 if (urlSet) |
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167 { |
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168 SubscribeToL(url, contentType, charSet, *buffer); |
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169 } |
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170 |
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171 // In any case, show the feed using the downloaded buffer. |
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172 iUpdateTopicViewTask = CUpdateTopicViewTask::NewL(buffer, *this); |
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173 iUpdateTopicViewTask->StartTaskL(); |
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174 iUpdateTopicViewTask->EnableAutoDeleteL(); |
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175 |
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176 CleanupStack::Pop(buffer); |
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177 #endif |
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178 } |
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179 |
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180 #if 0 |
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181 // ----------------------------------------------------------------------------- |
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182 // CFeedDocument::SubscribeToL |
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183 // |
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184 // Subscribes to a feed, provided via OpenFileL (from an external app). |
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185 // ----------------------------------------------------------------------------- |
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186 // |
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187 void CFeedsDocument::SubscribeToL(const TDesC& aUrl, const TDesC& aContentType, |
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188 const TDesC& aCharSet, HBufC8& aFeedBuffer) |
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189 { |
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190 TPtr8 bufferPtr(aFeedBuffer.Des()); |
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191 CFeedHandler* feedHandler = NULL; |
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192 CFeed* feed = NULL; |
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193 const TDesC* feedName = NULL; |
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194 HBufC* noName = NULL; |
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195 |
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196 // TODO: This may also be used with an empty aFile -> via an html link element. |
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197 |
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198 // Parse the buffer. |
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199 if (bufferPtr.Length() > 0) |
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200 { |
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201 // TODO: could avoid this if we waited until the topic-view is updated. |
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202 feedHandler = (CFeedHandler*) Singletons::Get(Singletons::EFeedHandler); |
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203 |
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204 TRAPD(err, feed = feedHandler->ParseL(&bufferPtr, aContentType, aCharSet)); |
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205 if (err == KErrNone) |
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206 { |
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207 CleanupStack::PushL(feed); |
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208 } |
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209 } |
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210 |
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211 // If possible use the feed's name. |
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212 if (feed != NULL) |
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213 { |
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214 feedName = feed->Get(CFeed::ETitle); |
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215 } |
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216 |
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217 // Otherwise use the default name. |
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218 if (feedName == NULL) |
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219 { |
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220 noName = StringLoader::LoadLC(R_FEEDS_NEW_FEED_ITEM); |
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221 feedName = *noName; |
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222 } |
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223 |
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224 // Subscribe to the feed. |
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225 SubscribeToL(*feedName, aUrl); |
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226 |
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227 // Cleanup |
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228 if (noName != NULL) |
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229 { |
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230 CleanupStack::PopAndDestroy(noName); |
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231 } |
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232 |
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233 if (feed != NULL) |
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234 { |
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235 CleanupStack::PopAndDestroy(feed); |
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236 } |
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237 } |
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238 |
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239 |
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240 // ----------------------------------------------------------------------------- |
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241 // CFeedDocument::SubscribeToL |
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242 // |
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243 // Subscribes to a feed. |
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244 // ----------------------------------------------------------------------------- |
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245 // |
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246 void CFeedsDocument::SubscribeToL(const TDesC& aName, const TDesC& aUrl) |
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247 { |
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248 CFolderView* folderView = NULL; |
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249 |
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250 // Subscribe to the feed. |
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251 folderView = (CFolderView*) Singletons::Get(Singletons::EFolderView); |
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252 folderView->ImportFeedL(aName, aUrl); |
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253 } |
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254 #endif |