228 lines
6.4 KiB
C++
228 lines
6.4 KiB
C++
/*
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* Copyright (c) 2003-2008, John Wiegley. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of New Artisans LLC nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "derive.h"
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#include "session.h"
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#include "walk.h"
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namespace ledger {
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entry_t * derive_new_entry(report_t& report,
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strings_list::iterator i,
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strings_list::iterator end)
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{
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session_t& session(report.session);
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std::auto_ptr<entry_t> added(new entry_t);
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entry_t * matching = NULL;
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added->_date = parse_date(*i++);
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if (i == end)
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throw std::runtime_error("Too few arguments to 'entry'");
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mask_t regexp(*i++);
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journals_iterator iter(session);
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entries_list::reverse_iterator j;
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for (journal_t * journal = iter(); journal; journal = iter()) {
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for (j = journal->entries.rbegin();
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j != journal->entries.rend();
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j++) {
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if (regexp.match((*j)->payee)) {
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matching = *j;
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break;
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}
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}
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if (matching) break;
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}
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added->payee = matching ? matching->payee : regexp.expr.str();
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if (! matching) {
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account_t * acct;
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if (i == end || ((*i)[0] == '-' || std::isdigit((*i)[0]))) {
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acct = session.find_account("Expenses");
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}
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else if (i != end) {
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acct = session.find_account_re(*i);
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if (! acct)
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acct = session.find_account(*i);
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assert(acct);
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i++;
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}
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if (i == end) {
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added->add_xact(new xact_t(acct));
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} else {
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xact_t * xact = new xact_t(acct, amount_t(*i++));
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added->add_xact(xact);
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if (! xact->amount.commodity()) {
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// If the amount has no commodity, we can determine it given
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// the account by creating a final for the account and then
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// checking if it contains only a single commodity. An
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// account to which only dollars are applied would imply that
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// dollars are wanted now too.
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report.sum_all_accounts();
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value_t total = account_xdata(*acct).total;
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if (total.is_type(value_t::AMOUNT))
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xact->amount.set_commodity(total.as_amount().commodity());
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}
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}
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acct = NULL;
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if (i != end) {
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if (! acct)
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acct = session.find_account_re(*i);
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if (! acct)
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acct = session.find_account(*i);
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}
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if (! acct) {
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if (matching && matching->journal->basket)
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acct = matching->journal->basket;
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else
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acct = session.find_account("Equity");
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}
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added->add_xact(new xact_t(acct));
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}
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else if (i == end) {
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// If no argument were given but the payee, assume the user wants
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// to see the same xact as last time.
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added->code = matching->code;
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foreach (xact_t * xact, matching->xacts)
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added->add_xact(new xact_t(*xact));
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}
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else if ((*i)[0] == '-' || std::isdigit((*i)[0])) {
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xact_t * m_xact, * xact, * first;
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m_xact = matching->xacts.front();
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first = xact = new xact_t(m_xact->account, amount_t(*i++));
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added->add_xact(xact);
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if (! xact->amount.commodity())
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xact->amount.set_commodity(m_xact->amount.commodity());
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m_xact = matching->xacts.back();
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xact = new xact_t(m_xact->account, - first->amount);
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added->add_xact(xact);
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if (i != end) {
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account_t * acct = session.find_account_re(*i);
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if (! acct)
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acct = session.find_account(*i);
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assert(acct);
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added->xacts.back()->account = acct;
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}
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}
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else {
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account_t * draw_acct = NULL;
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while (i != end) {
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string& re_pat(*i++);
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account_t * acct = NULL;
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amount_t * amt = NULL;
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mask_t acct_regex(re_pat);
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for (; j != matching->journal->entries.rend(); j++)
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if (regexp.match((*j)->payee)) {
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entry_t * entry = *j;
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foreach (xact_t * xact, entry->xacts)
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if (acct_regex.match(xact->account->fullname())) {
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acct = xact->account;
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amt = &xact->amount;
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matching = entry;
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goto found;
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}
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}
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found:
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xact_t * xact;
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if (i == end) {
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if (amt)
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xact = new xact_t(acct, *amt);
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else
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xact = new xact_t(acct);
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} else {
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amount_t amount(*i++);
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strings_list::iterator x = i;
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if (i != end && ++x == end) {
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draw_acct = session.find_account_re(*i);
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if (! draw_acct)
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draw_acct = session.find_account(*i);
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i++;
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}
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if (! acct)
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acct = session.find_account_re(re_pat);
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if (! acct)
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acct = session.find_account(re_pat);
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xact = new xact_t(acct, amount);
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if (! xact->amount.commodity()) {
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if (amt)
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xact->amount.set_commodity(amt->commodity());
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else if (amount_t::current_pool->default_commodity)
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xact->amount.set_commodity(*amount_t::current_pool->default_commodity);
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}
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}
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added->add_xact(xact);
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}
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if (! draw_acct) {
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assert(matching->xacts.back()->account);
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draw_acct = matching->xacts.back()->account;
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}
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if (draw_acct)
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added->add_xact(new xact_t(draw_acct));
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}
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if ((matching &&
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! matching->journal->entry_finalize_hooks.run_hooks(*added, false)) ||
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! added->finalize() ||
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(matching &&
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! matching->journal->entry_finalize_hooks.run_hooks(*added, true)))
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throw std::runtime_error("Failed to finalize derived entry (check commodities)");
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return added.release();
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}
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} // namespace ledger
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