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111 lines
3.8 KiB
111 lines
3.8 KiB
/***************************************************************************
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copyright : (C) 2005-2006 by Robby Stephenson
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email : robby@periapsis.org
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of version 2 of the GNU General Public License as *
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* published by the Free Software Foundation; *
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* *
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***************************************************************************/
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#include "addloans.h"
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#include "../document.h"
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#include "../entry.h"
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#include "../collection.h"
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#include "../controller.h"
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#include "../calendarhandler.h"
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#include "../tellico_debug.h"
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#include <tdelocale.h>
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using Tellico::Command::AddLoans;
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AddLoans::AddLoans(Data::BorrowerPtr borrower_, Data::LoanVec loans_, bool addToCalendar_)
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: KCommand()
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, m_borrower(borrower_)
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, m_loans(loans_)
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, m_addedLoanField(false)
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, m_addToCalendar(addToCalendar_)
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{
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}
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void AddLoans::execute() {
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if(!m_borrower || m_loans.isEmpty()) {
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return;
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}
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// if the borrower is empty, assume it's getting added, otherwise it's being modified
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bool wasEmpty = m_borrower->isEmpty();
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// if there's no loaned field, we'll add one
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bool loanExisted = m_loans.begin()->entry()->collection()->hasField(TQString::fromLatin1("loaned"));
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m_addedLoanField = false; // assume we didn't add the field yet
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// add the loans to the borrower
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for(Data::LoanVec::Iterator loan = m_loans.begin(); loan != m_loans.end(); ++loan) {
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m_borrower->addLoan(loan);
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Data::Document::self()->checkOutEntry(loan->entry());
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Data::EntryVec vec;
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vec.append(loan->entry());
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Controller::self()->modifiedEntries(vec);
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}
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if(!loanExisted) {
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Data::CollPtr c = m_loans.begin()->entry()->collection();
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Data::FieldPtr f = c->fieldByName(TQString::fromLatin1("loaned"));
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if(f) {
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// notify everything that a new field was added
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Controller::self()->addedField(c, f);
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m_addedLoanField = true;
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}
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}
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if(m_addToCalendar) {
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CalendarHandler::addLoans(m_loans);
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}
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if(wasEmpty) {
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m_loans.begin()->entry()->collection()->addBorrower(m_borrower);
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Controller::self()->addedBorrower(m_borrower);
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} else {
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// don't have to do anything to the document, it just holds a pointer
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myDebug() << "AddLoansCommand::execute() - modifying an existing borrower! " << endl;
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Controller::self()->modifiedBorrower(m_borrower);
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}
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}
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void AddLoans::unexecute() {
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if(!m_borrower) {
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return;
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}
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// remove the loans from the borrower
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for(Data::LoanVec::Iterator loan = m_loans.begin(); loan != m_loans.end(); ++loan) {
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m_borrower->removeLoan(loan);
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Data::Document::self()->checkInEntry(loan->entry());
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Data::EntryVec vec;
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vec.append(loan->entry());
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Controller::self()->modifiedEntries(vec);
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}
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if(m_addedLoanField) {
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Data::CollPtr c = m_loans.begin()->entry()->collection();
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Data::FieldPtr f = c->fieldByName(TQString::fromLatin1("loaned"));
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if(f) {
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c->removeField(f);
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Controller::self()->removedField(c, f);
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}
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}
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if(m_addToCalendar) {
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CalendarHandler::removeLoans(m_loans);
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}
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// the borrower object is kept in the document, it's just empty
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// it won't get saved in the document file
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// here, just notify everybody that it changed
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Controller::self()->modifiedBorrower(m_borrower);
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}
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TQString AddLoans::name() const {
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return m_loans.count() > 1 ? i18n("Check-out Items")
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: i18n("Check-out (Entry Title)", "Check-out %1").arg(m_loans.begin()->entry()->title());
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}
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