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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | |||
| 91 | Werner | 2 | #include <QtCore> |
| 3 | #include <QtSql> |
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| 4 | #include "global.h" |
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| 102 | Werner | 5 | #include "xmlhelper.h" |
| 90 | Werner | 6 | #include "speciesset.h" |
| 91 | Werner | 7 | #include "species.h" |
| 90 | Werner | 8 | |
| 9 | SpeciesSet::SpeciesSet() |
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| 10 | { |
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| 91 | Werner | 11 | mSetupQuery = 0; |
| 90 | Werner | 12 | } |
| 91 | Werner | 13 | |
| 14 | SpeciesSet::~SpeciesSet() |
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| 15 | { |
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| 16 | clear(); |
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| 17 | } |
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| 18 | |||
| 19 | void SpeciesSet::clear() |
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| 20 | { |
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| 21 | qDeleteAll(mSpecies.values()); |
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| 22 | mSpecies.clear(); |
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| 23 | } |
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| 24 | |||
| 25 | |||
| 26 | /** loads active species from a database table and creates/setups the species. |
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| 27 | The function uses the global database-connection. |
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| 28 | */ |
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| 102 | Werner | 29 | int SpeciesSet::setup() |
| 91 | Werner | 30 | { |
| 102 | Werner | 31 | const XmlHelper &xml = GlobalSettings::instance()->settings(); |
| 32 | QString tableName = xml.value("species.source", "species"); |
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| 33 | QString readerFile = xml.value("species.reader", "reader.bin"); |
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| 34 | readerFile = GlobalSettings::instance()->path(readerFile, "lip"); |
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| 35 | mReaderStamp.load(readerFile); |
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| 36 | |||
| 91 | Werner | 37 | QSqlQuery query(GlobalSettings::instance()->dbin()); |
| 38 | mSetupQuery = &query; |
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| 39 | QString sql = QString("select * from %1").arg(tableName); |
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| 40 | query.exec(sql); |
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| 41 | clear(); |
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| 42 | qDebug() << "attempting to load a species set from" << tableName; |
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| 43 | while (query.next()) { |
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| 44 | if (var("active").toInt()==0) |
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| 45 | continue; |
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| 46 | |||
| 47 | Species *s = new Species(this); // create |
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| 99 | Werner | 48 | // call setup routine (which calls SpeciesSet::var() to retrieve values |
| 91 | Werner | 49 | s->setup(); |
| 50 | |||
| 51 | mSpecies.insert(s->id(), s); // store |
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| 52 | } // while query.next() |
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| 53 | qDebug() << "loaded" << mSpecies.count() << "active species:"; |
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| 54 | qDebug() << mSpecies.keys(); |
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| 55 | |||
| 56 | mSetupQuery = 0; |
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| 57 | return mSpecies.count(); |
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| 58 | |||
| 59 | } |
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| 60 | /** retrieves variables from the datasource available during the setup of species. |
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| 61 | */ |
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| 62 | QVariant SpeciesSet::var(const QString& varName) |
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| 63 | { |
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| 94 | Werner | 64 | Q_ASSERT(mSetupQuery!=0); |
| 91 | Werner | 65 | |
| 66 | int idx = mSetupQuery->record().indexOf(varName); |
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| 67 | if (idx>=0) |
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| 68 | return mSetupQuery->value(idx); |
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| 69 | // lookup in defaults |
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| 70 | qDebug() << "variable" << varName << "not found - using default."; |
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| 71 | return GlobalSettings::instance()->settingDefaultValue(varName); |
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| 72 | } |