author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 11 Jun 2010 13:30:40 +0300 | |
changeset 8 | 3b03c28289e6 |
child 11 | f683e24efca3 |
permissions | -rw-r--r-- |
8
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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#include <QFile> |
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#include <QSqlQuery> |
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#include <QSqlRecord> |
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#include <QSqlDatabase> |
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#include <QVariant> |
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|
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|
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#include "irsearchresultdb.h" |
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#include "irqisdsdatastructure.h" |
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|
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|
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IRSearchResultDB::IRSearchResultDB() |
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{ |
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createDBConnection(); |
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} |
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|
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IRSearchResultDB::~IRSearchResultDB() |
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{ |
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if (iDB->isOpen()) |
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{ |
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iDB->close(); |
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} |
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|
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delete iDB; |
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iDB = NULL; |
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} |
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|
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|
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IRQError IRSearchResultDB::cacheChannelList(QList<IRQChannelItem*> *aChannelList) |
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{ |
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IRQError ret = EIRQErrorNone; |
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|
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if( NULL == aChannelList ) |
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{ |
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return EIRQErrorBadParameter; |
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} |
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|
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if( iDB->isOpen() ) |
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{ |
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clearCache(); |
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|
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for(int i=0; i<aChannelList->count(); i++) |
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{ |
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IRQChannelItem* insertItem = aChannelList->at(i); |
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QString name = insertItem->channelName; |
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int channelID = insertItem->channelID; |
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QString imageURL = insertItem->imageURL; |
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QString description = insertItem->shortDescription; |
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|
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QSqlQuery query; |
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bool result; |
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|
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result = query.prepare("INSERT INTO searchresult (name, channelID, imageURL, description) " |
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"VALUES (:name, :channelID, :imageURL, :description)"); |
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query.bindValue(":name", name); |
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query.bindValue(":channelID",channelID); |
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query.bindValue(":imageURL", imageURL); |
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query.bindValue(":description", description); |
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|
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result = query.exec(); |
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if( !result ) |
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{ |
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ret = EIRQErrorServiceUnavailable; |
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break; |
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} |
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} |
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} |
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else |
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{ |
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ret = EIRQErrorGeneral; |
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} |
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89 |
|
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return ret; |
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} |
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|
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QList<IRQChannelItem*> *IRSearchResultDB::getCahcedChannelList() |
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{ |
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if( !iDB->isOpen() ) |
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{ |
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return NULL; |
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} |
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99 |
|
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QList<IRQChannelItem*> *channelList = new QList<IRQChannelItem*>(); |
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QSqlQuery query("SELECT * FROM searchresult"); |
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QSqlRecord rec = query.record(); |
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int nameCol = rec.indexOf("name"); |
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int channelIDCol = rec.indexOf("channelID"); |
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int imageURLCol = rec.indexOf("imageURL"); |
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106 |
int descriptionCol = rec.indexOf("description"); |
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107 |
|
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108 |
while(query.next()) |
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109 |
{ |
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110 |
IRQChannelItem *oneItem = new IRQChannelItem(); |
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oneItem->channelName = query.value(nameCol).toString(); |
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oneItem->channelID = query.value(channelIDCol).toInt(); |
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oneItem->imageURL = query.value(imageURLCol).toString(); |
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oneItem->shortDescription = query.value(descriptionCol).toString(); |
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channelList->append(oneItem); |
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116 |
} |
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117 |
|
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return channelList; |
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119 |
} |
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120 |
|
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121 |
IRQError IRSearchResultDB::clearCache() |
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122 |
{ |
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IRQError ret = EIRQErrorNone; |
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if( !iDB->open()) |
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125 |
{ |
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ret = EIRQErrorServiceUnavailable; |
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} |
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else |
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129 |
{ |
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QSqlQuery query("DELETE FROM searchresult"); |
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bool ret = query.exec(); |
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if( !ret ) |
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133 |
{ |
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ret = EIRQErrorServiceUnavailable; |
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} |
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136 |
} |
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137 |
|
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return ret; |
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139 |
} |
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140 |
|
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141 |
void IRSearchResultDB::createDBConnection() |
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142 |
{ |
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bool created = QFile::exists("searchresult.dat"); |
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QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE"); |
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iDB = new QSqlDatabase(db); |
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146 |
|
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iDB->setDatabaseName("searchresult.dat"); |
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148 |
|
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if (!iDB->open()) |
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150 |
{ |
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151 |
return; |
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} |
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153 |
|
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154 |
|
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if (!created) |
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156 |
{ |
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bool dbResult = false; |
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QSqlQuery query; |
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dbResult = query.exec("CREATE TABLE searchresult (" |
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"id INTEGER PRIMARY KEY AUTOINCREMENT, " |
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"name VARCHAR(255) NOT NULL, " |
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"channelID INTEGER, " |
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"imageURL VARCHAR(255), " |
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"description VARCHAR(255) NOT NULL)"); |
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165 |
|
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if (!dbResult) |
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167 |
{ |
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return; |
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169 |
} |
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170 |
} |
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171 |
} |