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/*
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version
2 of the License, or (at your option) any later version.
*/
#include <QSqlQuery>
#include <QFont>
#include <QFile>
#include <QLocale>
#include "picfilesmodel.h"
#include "smglobals.h"
#include "smtreeitem.h"
#include "helper.h"
PicFilesModel::PicFilesModel(const QStringList &headers, QObject *parent) : SmTreeModel(headers, parent) {
//conjure up model
mMappingTreeModel = static_cast<MappingTreeModel*>(SmGlobals::instance()->model("MappingTree"));
//setup database
mDb = QSqlDatabase::database("treedb");
mPopulateQS = QString("SELECT DISTINCT(pics.ipicsid), pics.tfilename, pics.isize, pics.tformat, pics.dtadded, pics.cmd5sum FROM pics, pics_mappings2 WHERE pics_mappings2.imappings_parents_id IN (%1) AND pics_mappings2.ipics_id = pics.ipicsid ORDER BY pics.tfilename");
mMappingsQS = QString("SELECT DISTINCT(pics_mappings2.imappings_parents_id) FROM pics_mappings2, pics WHERE pics_mappings2.ipics_id IN (%1)");
mDeleteFileQ = new QSqlQuery(mDb);
mDeleteFileQ->prepare("DELETE FROM pics WHERE ipicsid = :id");
mDeleteMappingsQ = new QSqlQuery(mDb);
mDeleteMappingsQ->prepare("DELETE FROM pics_mappings2 WHERE ipics_id = :id");
mAddMappingsQ = new QSqlQuery(mDb);
mAddMappingsQ->prepare("INSERT INTO pics_mappings2(ipics_id, imappings_parents_id) VALUES(:pid, :id)");
}
PicFilesModel::~PicFilesModel(){
delete mDeleteFileQ;
delete mDeleteMappingsQ;
delete mAddMappingsQ;
mDb = QSqlDatabase::database();
}
void PicFilesModel::setMapping(int pMapId){
QList<QVariant> ids = mMappingTreeModel->childList(pMapId, MappingTreeModel::MapParentId);
mMappingIds.clear();
foreach(QVariant i, ids){
mMappingIds << i.toInt();
}
}
QVariant PicFilesModel::data(const QModelIndex &index, int role) const {
if(role == Qt::FontRole){
if(index.column() == Md5Sum){
return QFont("courier");
}
}
if(role == Qt::ForegroundRole){
if(index.column() == SizeDisplay){
int fileSize = index.data(SizeRole).toInt();
if(fileSize > 1024 * 1024 * 1024){
return QColor(Qt::red);
}else{
return QColor(Qt::green);
}
}
}
SmTreeItem *item = itemAt(index);
if(role == FileNameRole){
return item->data(FileName);
}
if(role == SizeRole){
return item->data(Size);
}
if(role == MimeTypeRole){
return item->data(MimeType);
}
if(role == FullPathRole){
return item->data(FullPath);
}
if(role == IdRole){
return item->data(Id);
}
if(role == AddedRole){
return item->data(Added);
}
if(role == Md5SumRole){
return item->data(Md5Sum);
}
if(role == SizeDisplayRole){
return item->data(SizeDisplay);
}
return SmTreeModel::data(index, role);
}
QList<QVariant> PicFilesModel::dataList(const QModelIndex &idx) const{
QList<QVariant> retval;
if(!idx.isValid()){
return retval;
}
SmTreeItem *item = itemAt(idx);
for(int i = 0; i < NumFields; ++i){
retval << item->data(i);
}
QList<MappingData> mapData = mappingDataFromFile(idx.data(PicFilesModel::IdRole).toInt());
QList<QStringList> mappings;
foreach(MappingData d, mapData){
mappings << d.path;
}
retval.append(QVariant::fromValue(mappings));
return retval;
}
QList<QList<QVariant> > PicFilesModel::allFiles() const {
QList<QList<QVariant> > retval;
//assume depth of exactly 1
SmTreeItem *rootItem = root();
for(int i = 0; i < rootItem->childCount(); ++i){
SmTreeItem *cur = rootItem->child(i);
QList<QVariant> data;
for(int j = 0; j < cur->columnCount(); ++j){
data << cur->data(j);
}
retval << data;
}
return retval;
}
void PicFilesModel::removeFiles(const QList<QPersistentModelIndex> &files){
foreach(QPersistentModelIndex pi, files){
mDeleteFileQ->bindValue(":id", pi.data(IdRole));
if(mDeleteFileQ->exec()){
QFile::remove(pi.data(FullPathRole).toString());
removeRows(pi.row(), 1, QModelIndex());
}
}
}
bool PicFilesModel::changeMappings(const QList<int> &fileIds, const QList<int> &mappingIds){
mDb.transaction();
foreach(int fid, fileIds){
mDeleteMappingsQ->bindValue(":id", fid);
if(!mDeleteMappingsQ->exec()){
goto error;
}
foreach(int mid, mappingIds){
mAddMappingsQ->bindValue(":pid", fid);
mAddMappingsQ->bindValue(":id", mid);
if(!mAddMappingsQ->exec()){
goto error;
}
}
}
mDb.commit();
return true;
error:
mDb.rollback();
return false;
}
QList<MappingData> PicFilesModel::mappingDataFromFile(int fileId) const{
QList<int> d = QList<int>() << fileId;
return mappingDataFromFiles(d);
}
QList<MappingData> PicFilesModel::mappingDataFromFiles(const QList<int> fileIds) const{
QList<int> parentIds = mappingPIdsFromFiles(fileIds);
if(parentIds.isEmpty()){
return QList<MappingData>();
}
QList<MappingData> retval;
foreach(int pId, parentIds){
QModelIndex curIdx = mMappingTreeModel->findRecursive(pId, MappingTreeModel::MapParentId, mMappingTreeModel->rootIndex());
MappingData curData;
curData.id = curIdx.data(MappingTreeModel::MapParentIdRole).toInt();
curData.name = curIdx.data(MappingTreeModel::NameRole).toString();
curData.path << mMappingTreeModel->path(curIdx); //.join("/");
retval << curData;
}
return retval;
}
QList<int> PicFilesModel::mappingPIdsFromFiles(QList<int> fileIds) const{
if(fileIds.isEmpty()){
return QList<int>();
}
QStringList idList;
foreach(int id, fileIds){
idList << QString::number(id);
}
QString query = mMappingsQS.arg(idList.join(","));
QSqlQuery q(query, mDb);
QList<int> retval;
while(q.next()){
retval << q.value(0).toInt();
}
return retval;
}
void PicFilesModel::populate(){
SmTreeItem *root = new SmTreeItem(NumFields);
QStringList idList;
foreach(int id, mMappingIds){
idList << QString::number(id);
}
QString query = mPopulateQS.arg(idList.join(","));
QSqlQuery q(query, mDb);
while(q.next()){
QList<QVariant> data;
data << q.value(1) << q.value(2) << q.value(3); // Filename, size and Mime type
data << Helper::createArchivePath(q.value(1).toString(), q.value(5).toString()); // full path;
data << q.value(0) << q.value(4) << q.value(5); //Id, added and md5
QLocale l;
data << l.toString(q.value(2).toInt()); //sizedisplay
SmTreeItem *child = new SmTreeItem(data, root);
root->appendChild(child);
}
setRoot(root);
}
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