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1 /* |
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2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "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: Responsible for interation with the Artist table |
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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 |
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20 // INCLUDE FILES |
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21 #include <sqldb.h> |
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22 |
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23 #include <mpxlog.h> |
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24 |
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25 #include "mpxdbcommonutil.h" |
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26 #include "mpxdbcommondef.h" |
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27 #include "mpxmediamusicdefs.h" |
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28 #include "mpxdbmanager.h" |
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29 |
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30 #include "mpxcollectiondbdef.h" |
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31 #include "mpxdbpluginqueries.h" |
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32 #include "mpxdbutil.h" |
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33 #include "mpxdbartist.h" |
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34 |
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35 // CONSTANTS |
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36 |
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37 // ============================ MEMBER FUNCTIONS ============================== |
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38 |
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39 // ---------------------------------------------------------------------------- |
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40 // Two-phased constructor. |
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41 // ---------------------------------------------------------------------------- |
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42 // |
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43 CMPXDbArtist* CMPXDbArtist::NewL( |
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44 CMPXDbManager& aDbManager, |
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45 TMPXGeneralCategory aCategory, |
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46 MMPXDbArtistObserver& aObserver) |
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47 { |
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48 MPX_FUNC("CMPXDbArtist::NewL"); |
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49 |
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50 CMPXDbArtist* self = CMPXDbArtist::NewLC(aDbManager, aCategory, aObserver); |
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51 CleanupStack::Pop(self); |
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52 return self; |
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53 } |
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54 |
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55 // ---------------------------------------------------------------------------- |
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56 // Two-phased constructor. |
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57 // ---------------------------------------------------------------------------- |
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58 // |
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59 CMPXDbArtist* CMPXDbArtist::NewLC( |
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60 CMPXDbManager& aDbManager, |
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61 TMPXGeneralCategory aCategory, |
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62 MMPXDbArtistObserver& aObserver) |
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63 { |
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64 MPX_FUNC("CMPXDbArtist::NewLC"); |
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65 |
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66 CMPXDbArtist* self = new (ELeave) CMPXDbArtist(aDbManager, aCategory, aObserver); |
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67 CleanupStack::PushL(self); |
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68 self->ConstructL(); |
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69 return self; |
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70 } |
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71 |
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72 // ---------------------------------------------------------------------------- |
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73 // Destructor |
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74 // ---------------------------------------------------------------------------- |
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75 // |
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76 CMPXDbArtist::~CMPXDbArtist() |
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77 { |
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78 MPX_FUNC("CMPXDbArtist::~CMPXDbArtist"); |
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79 } |
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80 |
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81 // ---------------------------------------------------------------------------- |
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82 // Constructor |
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83 // ---------------------------------------------------------------------------- |
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84 // |
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85 CMPXDbArtist::CMPXDbArtist( |
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86 CMPXDbManager& aDbManager, |
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87 TMPXGeneralCategory aCategory, |
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88 MMPXDbArtistObserver& aObserver) : |
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89 CMPXDbCategory(aDbManager, aCategory), |
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90 iObserver(aObserver) |
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91 { |
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92 MPX_FUNC("CMPXDbArtist::CMPXDbArtist"); |
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93 } |
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94 |
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95 // ---------------------------------------------------------------------------- |
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96 // Second phase constructor. |
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97 // ---------------------------------------------------------------------------- |
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98 // |
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99 void CMPXDbArtist::ConstructL() |
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100 { |
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101 MPX_FUNC("CMPXDbArtist::ConstructL"); |
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102 |
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103 BaseConstructL(); |
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104 } |
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105 |
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106 // ---------------------------------------------------------------------------- |
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107 // CMPXDbArtist::AddItemL |
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108 // ---------------------------------------------------------------------------- |
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109 // |
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110 TUint32 CMPXDbArtist::AddItemL( |
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111 const TDesC& aName, |
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112 const TDesC& aArt, |
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113 TInt aDriveId, |
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114 TBool& aNewRecord, |
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115 TBool aCaseSensitive) |
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116 { |
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117 MPX_FUNC("CMPXDbArtist::AddItemL"); |
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118 |
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119 // try to find the item first |
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120 TUint32 rowId(MPXDbCommonUtil::GenerateUniqueIdL(iDbManager.Fs(), iCategory, |
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121 aName, aCaseSensitive)); |
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122 aNewRecord = !CategoryItemExistsL(aDriveId, rowId); |
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123 |
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124 if (aNewRecord) |
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125 { |
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126 // insert new |
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127 HBufC* query = PreProcessStringLC(KQueryArtistInsert); |
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128 HBufC* name = MPXDbCommonUtil::ProcessSingleQuotesLC(aName); |
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129 HBufC* art = MPXDbCommonUtil::ProcessSingleQuotesLC(aArt); |
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130 |
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131 iDbManager.ExecuteQueryL(aDriveId, *query, rowId, name, 1, art); |
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132 |
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133 CleanupStack::PopAndDestroy(art); |
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134 CleanupStack::PopAndDestroy(name); |
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135 CleanupStack::PopAndDestroy(query); |
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136 } |
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137 else |
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138 { |
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139 // retrieve the existing record |
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140 HBufC* query = NULL; |
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141 query = PreProcessStringLC(KQueryCategoryItem); |
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142 RSqlStatement recordset(iDbManager.ExecuteSelectQueryL(*query, rowId)); |
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143 CleanupStack::PopAndDestroy(query); |
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144 |
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145 CleanupClosePushL(recordset); |
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146 |
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147 if (recordset.Next() != KSqlAtRow) |
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148 { |
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149 User::Leave(KErrNotFound); |
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150 } |
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151 |
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152 // Album Art |
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153 TPtrC art(KNullDesC); |
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154 art.Set(MPXDbCommonUtil::GetColumnTextL(recordset, EArtistArt)); |
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155 |
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156 // the current one is Unknown and the new one is Not Unknown |
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157 if ( art == KNullDesC && aArt != KNullDesC ) |
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158 { |
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159 HBufC* artReplaceSingleQuote = |
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160 MPXDbCommonUtil::ProcessSingleQuotesLC( aArt ); |
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161 _LIT( KFormatArt, "Art=\'%S\'" ); |
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162 HBufC* setStr = HBufC::NewLC(256); |
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163 setStr->Des().Format( KFormatArt, artReplaceSingleQuote ); |
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164 |
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165 iDbManager.ExecuteQueryL(aDriveId, KQueryArtistUpdate, setStr, rowId); |
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166 CleanupStack::PopAndDestroy(setStr); |
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167 CleanupStack::PopAndDestroy(artReplaceSingleQuote); |
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168 } |
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169 |
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170 CleanupStack::PopAndDestroy(&recordset); |
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171 |
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172 // increment the number of songs for the category |
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173 query = PreProcessStringLC(KQueryCategoryIncrementSongCount); |
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174 iDbManager.ExecuteQueryL(aDriveId, *query, rowId); |
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175 CleanupStack::PopAndDestroy(query); |
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176 } |
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177 |
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178 return rowId; |
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179 } |
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180 |
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181 // ---------------------------------------------------------------------------- |
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182 // CMPXDbArtist::IsUnknownArtistL |
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183 // ---------------------------------------------------------------------------- |
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184 // |
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185 TBool CMPXDbArtist::IsUnknownArtistL(TUint32 aId) |
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186 { |
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187 MPX_FUNC("CMPXDbArtist::IsUnknownArtistL"); |
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188 |
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189 HBufC* name = GetNameL(aId); |
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190 |
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191 TInt ret = EFalse; |
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192 if (*name == KNullDesC) |
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193 { |
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194 ret = ETrue; |
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195 } |
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196 delete name; |
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197 |
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198 return ret; |
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199 } |
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200 |
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201 // ---------------------------------------------------------------------------- |
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202 // CMPXDbArtist::UpdateMediaL |
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203 // ---------------------------------------------------------------------------- |
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204 // |
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205 void CMPXDbArtist::UpdateMediaL( |
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206 RSqlStatement& aRecord, |
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207 const TArray<TMPXAttribute>& aAttrs, |
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208 CMPXMedia& aMedia) |
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209 { |
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210 MPX_FUNC("CMPXDbArtist::UpdateMediaL"); |
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211 |
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212 TInt count(aAttrs.Count()); |
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213 for (TInt i = 0; i < count; ++i) |
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214 { |
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215 TInt contentId(aAttrs[i].ContentId()); |
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216 TUint attributeId(aAttrs[i].AttributeId()); |
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217 |
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218 if (contentId == KMPXMediaIdGeneral) |
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219 { |
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220 if (attributeId & EMPXMediaGeneralId) |
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221 { |
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222 MPX_DEBUG1(" EMPXMediaGeneralId"); |
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223 |
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224 aMedia.SetTObjectValueL<TMPXItemId>(KMPXMediaGeneralId, |
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225 aRecord.ColumnInt64(EArtistUniqueId)); |
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226 MPX_DEBUG2(" Id[%d]", aRecord.ColumnInt64(EArtistUniqueId)); |
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227 } |
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228 if (attributeId & EMPXMediaGeneralTitle) |
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229 { |
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230 MPX_DEBUG1(" EMPXMediaGeneralTitle"); |
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231 |
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232 TPtrC artist( MPXDbCommonUtil::GetColumnTextL(aRecord, EArtistName) ); |
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233 aMedia.SetTextValueL(KMPXMediaGeneralTitle, |
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234 MPXDbCommonUtil::GetColumnTextL(aRecord, EArtistName)); |
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235 |
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236 MPX_DEBUG2(" Artist[%S]", &artist); |
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237 } |
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238 if (attributeId & EMPXMediaGeneralCount) |
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239 { |
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240 // TInt albumCount = GetAlbumsCountL(aRecord.ColumnInt64(EArtistUniqueId)); |
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241 // aMedia.SetTObjectValueL<TInt>(KMPXMediaGeneralCount,albumCount); |
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242 // MPX_DEBUG1(" EMPXMediaGeneralCount"); |
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243 // MPX_DEBUG2(" AlbumCount[%d]", albumCount); |
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244 // get songs count from all drives |
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245 TInt songCount = GetSongsCountL( KDbManagerAllDrives, |
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246 aRecord.ColumnInt64( EArtistUniqueId ) ); |
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247 aMedia.SetTObjectValueL<TInt>(KMPXMediaGeneralCount, songCount); // mod by anjokela |
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248 |
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249 MPX_DEBUG1(" EMPXMediaGeneralCount"); |
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250 MPX_DEBUG2(" SongCount[%d]", songCount); |
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251 } |
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252 } // end if contentId == KMPXMediaIdGeneral |
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253 else if ( contentId == KMPXMediaIdMusic ) |
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254 { |
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255 if (attributeId & EMPXMediaMusicAlbumArtFileName) |
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256 { |
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257 MPX_DEBUG1(" EMPXMediaMusicAlbumArtFileName"); |
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258 TPtrC art(KNullDesC); |
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259 art.Set(MPXDbCommonUtil::GetColumnTextL(aRecord, EArtistArt)); |
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260 aMedia.SetTextValueL(KMPXMediaMusicAlbumArtFileName, art); |
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261 MPX_DEBUG2(" Art[%S]", &art); |
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262 } |
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263 } |
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264 } // end for |
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265 |
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266 aMedia.SetTObjectValueL<TMPXGeneralType>(KMPXMediaGeneralType, EMPXItem); |
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267 aMedia.SetTObjectValueL<TMPXGeneralCategory>(KMPXMediaGeneralCategory, iCategory); |
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268 } |
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269 |
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270 // ---------------------------------------------------------------------------- |
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271 // CMPXDbArtist::GenerateArtistFieldsValuesL |
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272 // ---------------------------------------------------------------------------- |
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273 // |
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274 void CMPXDbArtist::GenerateArtistFieldsValuesL(const CMPXMedia& aMedia, CDesCArray& aFields, CDesCArray& aValues) |
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275 { |
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276 if (aMedia.IsSupported(KMPXMediaMusicAlbumArtFileName)) |
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277 { |
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278 const TDesC& albumArtFilename = aMedia.ValueText(KMPXMediaMusicAlbumArtFileName).Left(KMCMaxTextLen); |
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279 MPXDbCommonUtil::AppendValueL(aFields, aValues, KMCMusicArt, albumArtFilename); |
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280 } |
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281 } |
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282 |
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283 // ---------------------------------------------------------------------------- |
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284 // CMPXDbArtist::GetAlbumsCountL |
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285 // ---------------------------------------------------------------------------- |
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286 // |
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287 TInt CMPXDbArtist::GetAlbumsCountL(TUint32 aId) |
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288 { |
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289 MPX_FUNC("CMPXDbArtist::GetAlbumsCountL"); |
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290 |
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291 return iObserver.HandleGetAlbumsCountForArtistL(aId); |
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292 } |
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293 |
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294 // ---------------------------------------------------------------------------- |
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295 // CMPXDbArtist::GetAllCategoryItemsL |
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296 // ---------------------------------------------------------------------------- |
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297 // |
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298 void CMPXDbArtist::GetAllCategoryItemsL( |
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299 const TArray<TMPXAttribute>& aAttrs, |
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300 CMPXMediaArray& aMediaArray) |
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301 { |
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302 MPX_FUNC("CMPXDbArtist::GetAllCategoryItemsL"); |
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303 HBufC* query = PreProcessStringLC(KQueryArtistAll); |
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304 RSqlStatement recordset(iDbManager.ExecuteSelectQueryL(*query)); |
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305 CleanupStack::PopAndDestroy(query); |
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306 CleanupClosePushL(recordset); |
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307 ProcessRecordsetL(aAttrs, recordset, aMediaArray); |
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308 CleanupStack::PopAndDestroy(&recordset); |
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309 } |
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310 |
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311 // ---------------------------------------------------------------------------- |
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312 // CMPXDbArtist::UpdateItemL |
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313 // ---------------------------------------------------------------------------- |
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314 // |
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315 void CMPXDbArtist::UpdateItemL( |
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316 TUint32 aId, |
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317 const CMPXMedia& aMedia, |
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318 TInt aDriveId, |
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319 CMPXMessageArray* aItemChangedMessages) |
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320 { |
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321 MPX_FUNC("CMPXDbAlbum::UpdateItemL"); |
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322 |
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323 CDesCArrayFlat* fields = new (ELeave) CDesCArrayFlat(EArtistFieldCount); |
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324 CleanupStack::PushL(fields); |
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325 CDesCArrayFlat* values = new (ELeave) CDesCArrayFlat(EArtistFieldCount); |
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326 CleanupStack::PushL(values); |
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327 |
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328 // process the media parameter and construct the fields and values array |
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329 GenerateArtistFieldsValuesL(aMedia, *fields, *values); |
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330 |
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331 // construct the SET string |
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332 HBufC* setStr = MPXDbCommonUtil::StringFromArraysLC(*fields, *values, KMCEqualSign, KMCCommaSign); |
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333 |
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334 if (setStr->Length()) |
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335 { |
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336 // execute the query |
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337 iDbManager.ExecuteQueryL(aDriveId, KQueryArtistUpdate, setStr, aId); |
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338 MPXDbCommonUtil::AddItemAlbumChangedMessageL(*aItemChangedMessages, aId, EMPXItemModified, |
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339 EMPXArtist, KDBPluginUid, ETrue, 0 ); |
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340 } |
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341 |
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342 CleanupStack::PopAndDestroy(setStr); |
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343 CleanupStack::PopAndDestroy(values); |
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344 CleanupStack::PopAndDestroy(fields); |
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345 } |
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346 // ---------------------------------------------------------------------------- |
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347 // CMPXDbAlbum::CreateTableL |
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348 // ---------------------------------------------------------------------------- |
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349 // |
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350 void CMPXDbArtist::CreateTableL( |
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351 RSqlDatabase& aDatabase, |
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352 TBool /* aCorruptTable */) |
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353 { |
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354 MPX_FUNC("CMPXDbCategory::CreateTableL"); |
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355 |
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356 // create the table |
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357 HBufC* query = PreProcessStringLC(KArtistCreateTable); |
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358 User::LeaveIfError(aDatabase.Exec(*query)); |
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359 CleanupStack::PopAndDestroy(query); |
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360 |
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361 // do not create an index on the Name field |
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362 // as it only slows down the insert/update queries overall |
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363 } |
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364 |
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365 // ---------------------------------------------------------------------------- |
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366 // CMPXDbAlbum::CheckTableL |
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367 // ---------------------------------------------------------------------------- |
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368 // |
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369 TBool CMPXDbArtist::CheckTableL( |
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370 RSqlDatabase& aDatabase) |
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371 { |
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372 MPX_FUNC("CMPXDbCategory::CheckTableL"); |
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373 |
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374 HBufC* query = PreProcessStringLC(KArtistCheckTable); |
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375 TBool check(DoCheckTable(aDatabase, *query)); |
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376 CleanupStack::PopAndDestroy(query); |
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377 |
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378 return check; |
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379 } |
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380 |
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381 // End of File |