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 "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 * CUniTextObject, Storage for single text attachment in presentation. |
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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 <e32def.h> // for basic types |
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24 #include <eikenv.h> // for CBase |
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25 #include <mtclbase.h> // for CBaseMtm |
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26 #include <msvstd.h> // for TMsvId |
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27 #include <msvids.h> // for KMsvTempIndexEntryId |
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28 #include <msvstore.h> |
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29 #include <mmsvattachmentmanager.h> |
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30 #include <cmsvattachment.h> |
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31 |
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32 #include <eikrted.h> // CEikRichTextEditor |
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33 #include <charconv.h> |
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34 |
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35 |
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36 #include <MsgMediaInfo.h> |
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37 #include <MsgTextInfo.h> |
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38 #include <MsgAttachmentUtils.h> |
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39 |
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40 #include "msgtextutils.h" |
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41 #include "UniModelConst.h" |
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42 #include "UniMimeInfo.h" |
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43 #include "UniObject.h" |
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44 #include "UniTextObject.h" |
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45 #include "UniDataUtils.h" |
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46 //rushi |
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47 #include "MsgMimeTypes.h" |
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48 #include "MuiuOperationWait.h" |
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49 |
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50 |
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51 // ========== EXTERNAL DATA STRUCTURES ===================== |
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52 |
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53 // ========== EXTERNAL FUNCTION PROTOTYPES ================= |
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54 |
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55 // ========== CONSTANTS ==================================== |
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56 |
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57 // ========== MACROS ======================================= |
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58 |
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59 // ========== LOCAL CONSTANTS AND MACROS =================== |
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60 const TInt KMaxFilenameLenghtForAttachment = 20; // Characters |
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61 |
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62 const TInt KMaxCharSize = 3; |
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63 const TInt KMinCharSize = 1; |
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64 // Always count exact size |
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65 // -> performance penalty with very long text files. |
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66 const TInt KSyncInterval = 0; |
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67 const TInt KForceSyncLength = KMaxTInt; |
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68 |
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69 _LIT16( KExtTextPlain_16, ".txt" ); |
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70 |
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71 |
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72 // ========== MODULE DATA STRUCTURES ======================= |
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73 |
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74 |
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75 // ========== LOCAL FUNCTION PROTOTYPES ==================== |
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76 |
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77 // ========== LOCAL FUNCTIONS ============================== |
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78 |
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79 // ========== MEMBER FUNCTIONS ============================= |
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80 |
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81 // --------------------------------------------------------- |
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82 // CUniTextObject::NewLC |
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83 // |
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84 // Factory method. |
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85 // --------------------------------------------------------- |
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86 // |
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87 CUniTextObject* CUniTextObject::NewLC( RFs& aFs, |
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88 CBaseMtm& aMtm, |
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89 CUniDataUtils& aData, |
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90 CMsgTextInfo* aMedia, |
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91 MMsvAttachmentManager& aManager, |
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92 CMsvAttachment& aAttachment ) |
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93 { |
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94 CUniTextObject* self = |
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95 new ( ELeave ) CUniTextObject( aFs, aMtm, aData, aMedia ); |
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96 CleanupStack::PushL( self ); |
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97 self->ConstructL(); |
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98 self->ConstructFromAttachmentL( aManager, aAttachment ); |
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99 return self; |
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100 } |
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101 |
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102 // --------------------------------------------------------- |
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103 // CUniTextObject::NewL |
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104 // |
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105 // Factory method. |
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106 // --------------------------------------------------------- |
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107 // |
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108 CUniTextObject* CUniTextObject::NewL( RFs& aFs, |
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109 CBaseMtm& aMtm, |
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110 CUniDataUtils& aData, |
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111 CMsgTextInfo* aMedia, |
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112 MMsvAttachmentManager& aManager, |
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113 CMsvAttachment& aAttachment ) |
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114 { |
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115 CUniTextObject* self = NewLC( aFs, aMtm, aData, aMedia, aManager, aAttachment ); |
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116 CleanupStack::Pop( self ); |
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117 return self; |
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118 } |
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119 |
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120 // --------------------------------------------------------- |
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121 // CUniTextObject::NewLC |
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122 // |
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123 // Factory method. |
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124 // --------------------------------------------------------- |
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125 // |
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126 CUniTextObject* CUniTextObject::NewLC( RFs& aFs, |
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127 CBaseMtm& aMtm, |
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128 CUniDataUtils& aData, |
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129 CMsgTextInfo* aMedia ) |
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130 { |
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131 CUniTextObject* self = |
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132 new ( ELeave ) CUniTextObject( aFs, aMtm, aData, aMedia ); |
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133 CleanupStack::PushL( self ); |
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134 self->ConstructL(); |
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135 self->CreateMimeInfoL(); |
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136 return self; |
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137 } |
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138 |
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139 // --------------------------------------------------------- |
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140 // CUniTextObject::NewL |
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141 // |
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142 // Factory method. |
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143 // --------------------------------------------------------- |
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144 // |
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145 CUniTextObject* CUniTextObject::NewL( RFs& aFs, |
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146 CBaseMtm& aMtm, |
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147 CUniDataUtils& aData, |
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148 CMsgTextInfo* aMedia ) |
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149 { |
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150 CUniTextObject* self = NewLC( aFs, aMtm, aData, aMedia ); |
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151 CleanupStack::Pop( self ); |
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152 return self; |
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153 } |
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154 |
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155 // --------------------------------------------------------- |
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156 // CUniTextObject::NewLC |
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157 // |
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158 // Factory method. |
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159 // --------------------------------------------------------- |
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160 // |
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161 CUniTextObject* CUniTextObject::NewLC( RFs& aFs, |
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162 CBaseMtm& aMtm, |
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163 CUniDataUtils& aData, |
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164 CEikRichTextEditor* aTextEditor ) |
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165 { |
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166 RFile nullHandle; |
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167 TDataType mime( KMsgMimeTextPlain ); |
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168 CMsgTextInfo* info = CMsgTextInfo::NewL( |
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169 nullHandle, |
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170 mime, |
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171 aFs ); |
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172 info->SetCharacterSet( KCharacterSetMIBEnumUtf8 ); |
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173 CleanupStack::PushL( info ); |
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174 CUniTextObject* self = |
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175 new ( ELeave ) CUniTextObject( aFs, aMtm, aData, info ); |
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176 CleanupStack::Pop( info ); // ownership transferred |
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177 CleanupStack::PushL( self ); |
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178 self->ConstructL(); |
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179 self->ConstructFromTextL( aTextEditor ); |
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180 self->SynchronizeSize(); |
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181 return self; |
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182 } |
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183 |
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184 // --------------------------------------------------------- |
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185 // CUniTextObject::NewL |
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186 // |
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187 // Factory method. |
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188 // --------------------------------------------------------- |
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189 // |
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190 CUniTextObject* CUniTextObject::NewL( RFs& aFs, |
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191 CBaseMtm& aMtm, |
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192 CUniDataUtils& aData, |
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193 CEikRichTextEditor* aTextEditor ) |
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194 { |
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195 CUniTextObject* self = NewLC( aFs, aMtm, aData, aTextEditor ); |
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196 CleanupStack::Pop( self ); |
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197 return self; |
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198 } |
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199 |
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200 |
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201 // --------------------------------------------------------- |
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202 // CUniTextObject::CUniTextObject |
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203 // |
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204 // Constructor. |
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205 // --------------------------------------------------------- |
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206 // |
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207 CUniTextObject::CUniTextObject( RFs& aFs, |
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208 CBaseMtm& aMtm, |
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209 CUniDataUtils& aData, |
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210 CMsgTextInfo* aMedia ) |
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211 : |
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212 CUniObject( aFs, aMtm, aData, aMedia ), |
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213 iTextEditor( NULL ) |
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214 { |
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215 } |
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216 |
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217 |
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218 // --------------------------------------------------------- |
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219 // CUniTextObject::CUniTextObject |
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220 // |
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221 // Destructor. |
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222 // --------------------------------------------------------- |
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223 // |
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224 CUniTextObject::~CUniTextObject() |
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225 { |
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226 if ( iEditFile ) |
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227 { |
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228 iEditFile->Close(); |
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229 delete iEditFile; |
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230 } |
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231 } |
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232 |
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233 // --------------------------------------------------------- |
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234 // CUniTextObject::Save |
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235 // --------------------------------------------------------- |
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236 // |
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237 void CUniTextObject::Save( MUniObjectSaveObserver& aObserver, |
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238 CMsvAttachment::TMsvAttachmentType aSaveType ) |
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239 { |
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240 iTextSaveState = ETextSavingIdle; |
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241 CUniObject::Save( aObserver, aSaveType ); |
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242 } |
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243 |
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244 // --------------------------------------------------------- |
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245 // CUniTextObject::DoSaveL |
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246 // --------------------------------------------------------- |
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247 // |
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248 void CUniTextObject::DoSaveL() |
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249 { |
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250 switch ( iTextSaveState ) |
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251 { |
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252 case ETextSavingIdle: |
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253 { |
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254 InitializeTextSaveL(); |
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255 break; |
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256 } |
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257 case ETextCreatingAttachment: |
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258 { |
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259 CreateTextAttachmentL(); |
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260 break; |
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261 } |
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262 case ETextWritingToFile: |
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263 { |
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264 WriteToFileL(); |
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265 break; |
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266 } |
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267 default: |
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268 { |
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269 break; |
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270 } |
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271 } |
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272 } |
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273 |
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274 // --------------------------------------------------------- |
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275 // CUniTextObject::Size |
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276 // |
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277 // Accessor. |
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278 // --------------------------------------------------------- |
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279 // |
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280 TInt CUniTextObject::Size( TBool aWithoutHeaders ) |
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281 { |
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282 if ( iTextEditor && iTextEditor->TextLength() ) |
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283 { |
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284 TInt size = 0; |
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285 TInt length = iTextEditor->TextLength(); |
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286 TInt change = length - iPrevLength; |
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287 if ( change ) |
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288 { |
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289 //add absolute value |
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290 iSyncCounter += Max( change, -change ); |
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291 iPrevLength = length; |
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292 } |
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293 if ( iSyncCounter > KSyncInterval || |
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294 length <= KForceSyncLength ) |
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295 { |
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296 size = SynchronizeSize(); |
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297 } |
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298 else |
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299 { |
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300 TInt diff = length - iSyncLength; |
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301 TInt charSize = diff < 0 |
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302 ? KMinCharSize |
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303 : KMaxCharSize; |
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304 size = iSyncSize + charSize * diff; |
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305 size = Max( size, 0 ); |
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306 } |
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307 return ( aWithoutHeaders ? size : size + iMimeInfo->Size() ); |
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308 } |
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309 else |
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310 { |
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311 return CUniObject::Size( aWithoutHeaders ); |
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312 } |
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313 } |
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314 |
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315 // --------------------------------------------------------- |
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316 // CUniTextObject::SyncronizeSize |
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317 // |
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318 // Counts real buffer size and syncronizes internal |
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319 // size variables. |
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320 // --------------------------------------------------------- |
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321 // |
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322 TInt CUniTextObject::SynchronizeSize() |
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323 { |
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324 iSyncCounter = 0; |
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325 if ( iTextEditor ) |
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326 { |
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327 iSyncLength = iTextEditor->TextLength(); |
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328 iPrevLength = iSyncLength; |
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329 TPtrC ptr = iTextEditor->Text()->Read( 0, iTextEditor->Text()->DocumentLength() ); |
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330 iSyncSize = CUniDataUtils::UTF8Size( ptr ); |
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331 } |
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332 else |
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333 { |
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334 iSyncSize = 0; |
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335 iSyncLength = 0; |
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336 iPrevLength = 0; |
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337 } |
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338 return iSyncSize; |
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339 } |
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340 |
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341 // --------------------------------------------------------- |
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342 // CUniTextObject::ConstructL |
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343 // |
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344 // 2nd phase constructor. |
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345 // --------------------------------------------------------- |
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346 // |
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347 void CUniTextObject::ConstructL() |
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348 { |
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349 CUniObject::ConstructL(); |
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350 } |
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351 |
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352 // --------------------------------------------------------- |
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353 // CUniTextObject::ConstructFromTextL |
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354 // |
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355 // 2nd phase constructor. |
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356 // --------------------------------------------------------- |
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357 // |
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358 void CUniTextObject::ConstructFromTextL( CEikRichTextEditor* aTextEditor ) |
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359 { |
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360 iAttachmentId = KMsvNullIndexEntryId; |
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361 iTextEditor = aTextEditor; |
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362 //iStoreState = EMmsStoreStateTemporary; |
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363 //Create MIME headers |
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364 CreateMimeInfoL(); |
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365 } |
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366 |
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367 // --------------------------------------------------------- |
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368 // CreateFileName |
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369 // --------------------------------------------------------- |
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370 // |
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371 void CUniTextObject::CreateFileName( TFileName& aFileName ) |
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372 { |
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373 if ( iTextEditor && iTextEditor->Text()->DocumentLength() ) |
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374 { |
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375 TPtrC ptr = iTextEditor->Text()->Read( 0, KMaxFilenameLenghtForAttachment ); |
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376 MsgAttachmentUtils::GetFileNameFromBuffer( |
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377 aFileName, |
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378 ptr, |
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379 KMaxFilenameLenghtForAttachment, |
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380 &KExtTextPlain_16 ); |
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381 } |
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382 if ( aFileName.Length() == 0 || |
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383 !iFs.IsValidName( aFileName ) ) |
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384 { |
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385 // No filename -> Use default |
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386 aFileName.Zero(); |
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387 aFileName.Copy( iData.DefaultFileName() ); |
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388 aFileName.Append( KExtTextPlain_16 ); |
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389 } |
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390 } |
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391 |
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392 // --------------------------------------------------------- |
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393 // InitializeTextSaveL |
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394 // --------------------------------------------------------- |
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395 // |
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396 void CUniTextObject::InitializeTextSaveL() |
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397 { |
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398 if ( !iTextEditor ) |
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399 { |
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400 CUniObject::DoSaveL(); |
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401 return; |
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402 } |
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403 |
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404 // Remove possibly already existing attachment from store |
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405 RemoveFromStoreL(); |
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406 |
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407 if ( !iTextEditor->TextLength() ) |
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408 { |
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409 //Nothing to save. (Shouldn't really get here |
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410 //since there shouldn't be "empty" text objects |
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411 //in the smil model.) |
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412 iObserver->ObjectSaveReady( KErrNone ); |
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413 return; |
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414 } |
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415 iTextSaveState = ETextCreatingAttachment; |
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416 //CompleteSelf(); |
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417 RunL(); |
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418 } |
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419 |
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420 // --------------------------------------------------------- |
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421 // CreateTextAttachmentL |
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422 // --------------------------------------------------------- |
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423 // |
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424 void CUniTextObject::CreateTextAttachmentL() |
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425 { |
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426 TFileName fileName; |
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427 CreateFileName( fileName ); |
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428 |
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429 TFileName contentLocation( fileName ); |
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430 CMsgTextUtils::TrimAndRemoveNonAlphaDigit( contentLocation ); |
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431 iMimeInfo->SetContentLocationL( contentLocation ); |
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432 iMimeInfo->SetContentTypeL( KMsgMimeTextPlain ); |
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433 iMimeInfo->SetCharset( KCharacterSetMIBEnumUtf8 ); |
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434 |
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435 iEditStore = iMtm.Entry().EditStoreL(); |
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436 iManager = &( iEditStore->AttachmentManagerL() ); |
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437 CMsvAttachment* attachment = CMsvAttachment::NewL( CMsvAttachment::EMsvFile ); |
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438 CleanupStack::PushL( attachment ); |
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439 |
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440 attachment->SetMimeTypeL( KMsgMimeTextPlain ); |
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441 attachment->SetSize( SynchronizeSize() ); |
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442 //TODO: Set complete flag? |
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443 //attachment->SetComplete( EFalse ); |
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444 |
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445 attachment->SetIntAttributeL( KUidAttachmentIndication, Attachment() ); |
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446 |
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447 iEditFile = new ( ELeave ) RFile; |
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448 |
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449 //Make this synchronous process |
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450 CMuiuOperationWait* wait = CMuiuOperationWait::NewLC(); |
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451 |
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452 iManager->CreateAttachmentL( fileName, *iEditFile, attachment, wait->iStatus ); |
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453 wait->Start(); |
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454 |
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455 CleanupStack::PopAndDestroy( wait ); |
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456 |
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457 CleanupStack::Pop( attachment ); |
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458 iAttachment = attachment; |
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459 iTextSaveState = ETextWritingToFile; |
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460 |
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461 //SetActive(); |
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462 RunL(); |
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463 } |
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464 |
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465 // --------------------------------------------------------- |
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466 // WriteToFileL |
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467 // --------------------------------------------------------- |
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468 // |
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469 void CUniTextObject::WriteToFileL() |
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470 { |
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471 RFileWriteStream writer( *iEditFile ); |
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472 delete iEditFile; |
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473 iEditFile = NULL; |
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474 |
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475 // Write the text to a file |
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476 |
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477 // UTF-8 signature |
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478 // Taken out because not all terminals can deal with it. |
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479 // Maybe taken back into use in the future |
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480 //writer.WriteInt8L( 0xEF ); |
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481 //writer.WriteInt8L( 0xBB ); |
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482 //writer.WriteInt8L( 0xBF ); |
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483 |
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484 HBufC* buffer = iTextEditor->GetTextInHBufL(); |
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485 CleanupStack::PushL( buffer ); |
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486 |
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487 // Convert the text to utf8 |
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488 CCnvCharacterSetConverter* converter = CCnvCharacterSetConverter::NewLC(); |
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489 |
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490 if ( converter->PrepareToConvertToOrFromL( KCharacterSetIdentifierUtf8, iFs ) |
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491 != CCnvCharacterSetConverter::EAvailable ) |
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492 { |
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493 User::Leave( KErrNotSupported ); |
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494 } |
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495 |
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496 TBuf8<128> outputBuffer; |
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497 TPtrC16 remainderOfUnicodeText( *buffer ); |
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498 FOREVER |
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499 { |
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500 TInt returnValue = converter->ConvertFromUnicode( |
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501 outputBuffer, remainderOfUnicodeText ); |
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502 if ( returnValue == CCnvCharacterSetConverter::EErrorIllFormedInput ) |
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503 { |
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504 User::Leave( KErrCorrupt ); |
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505 } |
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506 else if ( returnValue<0 ) // future-proof against "TError" expanding |
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507 { |
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508 User::Leave( KErrGeneral ); |
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509 } |
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510 |
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511 // ? - do something here with outputBuffer |
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512 writer.WriteL( outputBuffer ); |
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513 |
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514 if ( returnValue == 0 ) |
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515 { |
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516 break; // all of aUnicodeText has been converted and handled |
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517 } |
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518 remainderOfUnicodeText.Set( remainderOfUnicodeText.Right( |
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519 returnValue ) ); |
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520 } |
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521 |
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522 CleanupStack::PopAndDestroy( 2, buffer ); //converter, buffer |
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523 |
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524 // Close handles |
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525 writer.Close(); |
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526 //TInt fileSize( 0 ); |
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527 //iEditFile->Size( fileSize ); |
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528 //iAttachment->SetSize( fileSize ); |
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529 //iEditFile->Close(); |
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530 //delete iEditFile; |
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531 //iEditFile = NULL; |
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532 |
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533 // Closes & destroys other "attachment handling" members |
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534 // Sends callback to observer |
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535 FinalizeObjectSaveL(); |
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536 } |
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537 |
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538 |
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539 // End of file |
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