diff options
Diffstat (limited to 'format.cc')
| -rw-r--r-- | format.cc | 825 |
1 files changed, 0 insertions, 825 deletions
diff --git a/format.cc b/format.cc deleted file mode 100644 index e3a24225..00000000 --- a/format.cc +++ /dev/null @@ -1,825 +0,0 @@ -#include "format.h" -#include "error.h" -#include "util.h" -#ifdef USE_BOOST_PYTHON -#include "py_eval.h" -#endif - -#include <cstdlib> -#include <ctime> - -namespace ledger { - -std::string truncated(const std::string& str, unsigned int width, - const int style) -{ - const int len = str.length(); - if (len <= width) - return str; - - assert(width < 254); - - char buf[256]; - - switch (style) { - case 0: - // This method truncates at the beginning. - std::strncpy(buf, str.c_str() + (len - width), width); - buf[0] = '.'; - buf[1] = '.'; - break; - - case 1: - // This method truncates in the middle. - std::strncpy(buf, str.c_str(), width / 2); - std::strncpy(buf + width / 2, - str.c_str() + (len - (width / 2 + width % 2)), - width / 2 + width % 2); - buf[width / 2 - 1] = '.'; - buf[width / 2] = '.'; - break; - - case 2: - // This method truncates at the end (the default). - std::strncpy(buf, str.c_str(), width - 2); - buf[width - 2] = '.'; - buf[width - 1] = '.'; - break; - } - buf[width] = '\0'; - - return buf; -} - -std::string partial_account_name(const account_t& account) -{ - std::string name; - - for (const account_t * acct = &account; - acct && acct->parent; - acct = acct->parent) { - if (account_has_xdata(*acct) && - account_xdata_(*acct).dflags & ACCOUNT_DISPLAYED) - break; - - if (name.empty()) - name = acct->name; - else - name = acct->name + ":" + name; - } - - return name; -} - -std::string format_t::date_format = "%Y/%m/%d"; - -element_t * format_t::parse_elements(const std::string& fmt) -{ - std::auto_ptr<element_t> result; - - element_t * current = NULL; - - char buf[1024]; - char * q = buf; - - for (const char * p = fmt.c_str(); *p; p++) { - if (*p != '%' && *p != '\\') { - *q++ = *p; - continue; - } - - if (! result.get()) { - result.reset(new element_t); - current = result.get(); - } else { - current->next = new element_t; - current = current->next; - } - - if (q != buf) { - current->type = element_t::STRING; - current->chars = std::string(buf, q); - q = buf; - - current->next = new element_t; - current = current->next; - } - - if (*p == '\\') { - p++; - current->type = element_t::STRING; - switch (*p) { - case 'b': current->chars = "\b"; break; - case 'f': current->chars = "\f"; break; - case 'n': current->chars = "\n"; break; - case 'r': current->chars = "\r"; break; - case 't': current->chars = "\t"; break; - case 'v': current->chars = "\v"; break; - } - continue; - } - - ++p; - if (*p == '-') { - current->align_left = true; - ++p; - } - - int num = 0; - while (*p && std::isdigit(*p)) { - num *= 10; - num += *p++ - '0'; - } - current->min_width = num; - - if (*p == '.') { - ++p; - num = 0; - while (*p && std::isdigit(*p)) { - num *= 10; - num += *p++ - '0'; - } - current->max_width = num; - if (current->min_width == 0) - current->min_width = current->max_width; - } - - switch (*p) { - case '%': - current->type = element_t::STRING; - current->chars = "%"; - break; - - case '(': { - ++p; - const char * b = p; - int depth = 1; - while (*p) { - if (*p == ')' && --depth == 0) - break; - else if (*p == '(') - ++depth; - p++; - } - if (*p != ')') - throw format_error("Missing ')'"); - - current->type = element_t::VALUE_EXPR; - try { - current->val_expr = parse_value_expr(std::string(b, p)); - } - catch (value_expr_error& err) { - throw value_expr_error(std::string("In format expression '") + - std::string(b, p) + "': " + err.what()); - } - break; - } - - case '@': { - const char * s = ++p; - while (*p && *p != '(') - p++; - if (*p && *++p != ')') - throw format_error("Missing ')'"); - - current->type = element_t::INTERP_FUNC; - current->chars = std::string(s, (p - s) - 1); - break; - } - - case '[': { - ++p; - const char * b = p; - int depth = 1; - while (*p) { - if (*p == ']' && --depth == 0) - break; - else if (*p == '[') - ++depth; - p++; - } - if (*p != ']') - throw format_error("Missing ']'"); - - current->type = element_t::DATE_STRING; - current->chars = std::string(b, p); - break; - } - - case 'D': - current->type = element_t::DATE_STRING; - current->chars = format_t::date_format; - break; - - case 'S': current->type = element_t::SOURCE; break; - case 'B': current->type = element_t::BEG_POS; break; - case 'b': current->type = element_t::BEG_LINE; break; - case 'E': current->type = element_t::END_POS; break; - case 'e': current->type = element_t::END_LINE; break; - case 'X': current->type = element_t::CLEARED; break; - case 'C': current->type = element_t::CODE; break; - case 'P': current->type = element_t::PAYEE; break; - case 'a': current->type = element_t::ACCOUNT_NAME; break; - case 'A': current->type = element_t::ACCOUNT_FULLNAME; break; - case 't': current->type = element_t::AMOUNT; break; - case 'o': current->type = element_t::OPT_AMOUNT; break; - case 'T': current->type = element_t::TOTAL; break; - case 'N': current->type = element_t::NOTE; break; - case 'n': current->type = element_t::OPT_NOTE; break; - case '|': current->type = element_t::SPACER; break; - case '_': current->type = element_t::DEPTH_SPACER; break; - } - } - - if (q != buf) { - if (! result.get()) { - result.reset(new element_t); - current = result.get(); - } else { - current->next = new element_t; - current = current->next; - } - current->type = element_t::STRING; - current->chars = std::string(buf, q); - } - - return result.release(); -} - -void format_t::format(std::ostream& out_str, const details_t& details) const -{ - for (const element_t * elem = elements; elem; elem = elem->next) { - std::ostringstream out; - bool ignore_max_width = false; - - if (elem->align_left) - out << std::left; - else - out << std::right; - - if (elem->min_width > 0) - out.width(elem->min_width); - - switch (elem->type) { - case element_t::STRING: - out << elem->chars; - break; - - case element_t::AMOUNT: - case element_t::TOTAL: - case element_t::VALUE_EXPR: { - value_expr_t * expr = NULL; - switch (elem->type) { - case element_t::AMOUNT: expr = amount_expr.get(); break; - case element_t::TOTAL: expr = total_expr.get(); break; - case element_t::VALUE_EXPR: expr = elem->val_expr; break; - default: - assert(0); - break; - } - if (! expr) - break; - - value_t value; - balance_t * bal = NULL; - - expr->compute(value, details); - - switch (value.type) { - case value_t::BOOLEAN: - out << (*((bool *) value.data) ? "1" : "0"); - break; - case value_t::INTEGER: - out << *((unsigned int *) value.data); - break; - case value_t::AMOUNT: - out << *((amount_t *) value.data); - break; - case value_t::BALANCE: - bal = (balance_t *) value.data; - // fall through... - - case value_t::BALANCE_PAIR: - if (! bal) - bal = &((balance_pair_t *) value.data)->quantity; - - bal->write(out, elem->min_width, - (elem->max_width > 0 ? elem->max_width : elem->min_width)); - ignore_max_width = true; - break; - default: - assert(0); - break; - } - break; - } - - case element_t::OPT_AMOUNT: - if (details.xact) { - std::string disp; - bool use_disp = false; - - if (details.xact->cost && details.xact->amount) { - amount_t unit_cost = *details.xact->cost / details.xact->amount; - - commodity_t& comm(unit_cost.commodity()); - bool has_flag = comm.flags & COMMODITY_STYLE_VARIABLE; - if (! has_flag) - unit_cost.commodity().flags |= COMMODITY_STYLE_VARIABLE; - - std::ostringstream stream; - stream << details.xact->amount << " @ " << unit_cost; - disp = stream.str(); - use_disp = true; - - if (! has_flag) - unit_cost.commodity().flags &= ~COMMODITY_STYLE_VARIABLE; - } - else if (details.entry) { - unsigned int xacts_count = 0; - transaction_t * first = NULL; - transaction_t * last = NULL; - - for (transactions_list::const_iterator i - = details.entry->transactions.begin(); - i != details.entry->transactions.end(); - i++) - if (transaction_has_xdata(**i) && - transaction_xdata_(**i).dflags & TRANSACTION_TO_DISPLAY) { - xacts_count++; - if (! first) - first = *i; - last = *i; - } - - use_disp = (xacts_count == 2 && details.xact == last && - first->amount == - last->amount); - } - - if (! use_disp) - out << details.xact->amount; - else - out << disp; - } - break; - - case element_t::SOURCE: - if (details.entry && details.entry->journal) { - int idx = details.entry->src_idx; - for (strings_list::iterator i = details.entry->journal->sources.begin(); - i != details.entry->journal->sources.end(); - i++) - if (! idx--) { - out << *i; - break; - } - } - break; - - case element_t::BEG_POS: - if (details.entry) - out << (unsigned long)details.entry->beg_pos; - break; - - case element_t::BEG_LINE: - if (details.entry) - out << details.entry->beg_line; - break; - - case element_t::END_POS: - if (details.entry) - out << (unsigned long)details.entry->end_pos; - break; - - case element_t::END_LINE: - if (details.entry) - out << details.entry->end_line; - break; - - case element_t::DATE_STRING: - if (details.entry && details.entry->date) { - char buf[256]; - std::strftime(buf, 255, elem->chars.c_str(), - std::localtime(&details.entry->date)); - out << (elem->max_width == 0 ? buf : truncated(buf, elem->max_width)); - } else { - out << " "; - } - break; - - case element_t::CLEARED: - if (details.entry && details.entry->state == entry_t::CLEARED) - out << "* "; - else - out << ""; - break; - - case element_t::CODE: { - std::string temp; - if (details.entry && ! details.entry->code.empty()) { - temp += "("; - temp += details.entry->code; - temp += ") "; - } - out << temp; - break; - } - - case element_t::PAYEE: - if (details.entry) - out << (elem->max_width == 0 ? - details.entry->payee : truncated(details.entry->payee, - elem->max_width)); - break; - - case element_t::OPT_NOTE: - if (details.xact && ! details.xact->note.empty()) - out << " ; "; - // fall through... - - case element_t::NOTE: - if (details.xact) - out << (elem->max_width == 0 ? - details.xact->note : truncated(details.xact->note, - elem->max_width)); - break; - - case element_t::ACCOUNT_NAME: - case element_t::ACCOUNT_FULLNAME: - if (details.account) { - std::string name = (elem->type == element_t::ACCOUNT_FULLNAME ? - details.account->fullname() : - partial_account_name(*details.account)); - - if (details.xact && details.xact->flags & TRANSACTION_VIRTUAL) { - if (elem->max_width > 2) - name = truncated(name, elem->max_width - 2); - - if (details.xact->flags & TRANSACTION_BALANCE) - name = "[" + name + "]"; - else - name = "(" + name + ")"; - } - else if (elem->max_width > 0) - name = truncated(name, elem->max_width); - - out << name; - } else { - out << " "; - } - break; - - case element_t::SPACER: - out << " "; - break; - - case element_t::DEPTH_SPACER: - for (const account_t * acct = details.account; - acct; - acct = acct->parent) - if (account_has_xdata(*acct) && - account_xdata_(*acct).dflags & ACCOUNT_DISPLAYED) { - if (elem->min_width > 0 || elem->max_width > 0) - out.width(elem->min_width > elem->max_width ? - elem->min_width : elem->max_width); - out << " "; - } - break; - - case element_t::INTERP_FUNC: -#ifdef USE_BOOST_PYTHON - try { - object func = python_eval(elem->chars); - out << call<std::string>(func.ptr(), details); - } - catch(const boost::python::error_already_set&) { - PyErr_Print(); - throw format_error(std::string("While calling Python function '") + - elem->chars + "'"); - } -#endif - break; - - default: - assert(0); - break; - } - - std::string temp = out.str(); - if (! ignore_max_width && - elem->max_width > 0 && elem->max_width < temp.length()) - temp.erase(elem->max_width); - out_str << temp; - } -} - -format_transactions::format_transactions(std::ostream& _output_stream, - const std::string& format) - : output_stream(_output_stream), last_entry(NULL) -{ - const char * f = format.c_str(); - if (const char * p = std::strstr(f, "%/")) { - first_line_format.reset(std::string(f, 0, p - f)); - next_lines_format.reset(std::string(p + 2)); - } else { - first_line_format.reset(format); - next_lines_format.reset(format); - } -} - -void format_transactions::operator()(transaction_t& xact) -{ - if (! transaction_has_xdata(xact) || - ! (transaction_xdata_(xact).dflags & TRANSACTION_DISPLAYED)) { - if (last_entry != xact.entry) { - first_line_format.format(output_stream, details_t(xact)); - last_entry = xact.entry; - } else { - next_lines_format.format(output_stream, details_t(xact)); - } - transaction_xdata(xact).dflags |= TRANSACTION_DISPLAYED; - } -} - -void format_entries::format_last_entry() -{ - bool first = true; - for (transactions_list::const_iterator i = last_entry->transactions.begin(); - i != last_entry->transactions.end(); - i++) { - if (transaction_has_xdata(**i) && - transaction_xdata_(**i).dflags & TRANSACTION_TO_DISPLAY) { - if (first) { - first_line_format.format(output_stream, details_t(**i)); - first = false; - } else { - next_lines_format.format(output_stream, details_t(**i)); - } - transaction_xdata_(**i).dflags |= TRANSACTION_DISPLAYED; - } - } -} - -void format_entries::operator()(transaction_t& xact) -{ - transaction_xdata(xact).dflags |= TRANSACTION_TO_DISPLAY; - - if (last_entry && xact.entry != last_entry) - format_last_entry(); - - last_entry = xact.entry; -} - -void print_entry(std::ostream& out, const entry_t& entry) -{ - const std::string print_format - = "\n%D %X%C%P\n %-34A %12o\n%/ %-34A %12o\n"; - - format_entries formatter(out, print_format); - walk_transactions(const_cast<transactions_list&>(entry.transactions), - formatter); - formatter.flush(); - - clear_all_xdata(); -} - -bool disp_subaccounts_p(const account_t& account, - const item_predicate<account_t>& disp_pred, - const account_t *& to_show) -{ - bool display = false; - unsigned int counted = 0; - bool matches = disp_pred(account); - value_t acct_total; - bool computed = false; - value_t result; - - to_show = NULL; - - for (accounts_map::const_iterator i = account.accounts.begin(); - i != account.accounts.end(); - i++) { - if (! disp_pred(*(*i).second)) - continue; - - compute_total(result, details_t(*(*i).second)); - if (! computed) { - compute_total(acct_total, details_t(account)); - computed = true; - } - - if ((result != acct_total) || counted > 0) { - display = matches; - break; - } - to_show = (*i).second; - counted++; - } - - return display; -} - -bool display_account(const account_t& account, - const item_predicate<account_t>& disp_pred) -{ - // Never display an account that has already been displayed. - if (account_has_xdata(account) && - account_xdata_(account).dflags & ACCOUNT_DISPLAYED) - return false; - - // At this point, one of two possibilities exists: the account is a - // leaf which matches the predicate restrictions; or it is a parent - // and two or more children must be subtotaled; or it is a parent - // and its child has been hidden by the predicate. So first, - // determine if it is a parent that must be displayed regardless of - // the predicate. - - const account_t * account_to_show = NULL; - if (disp_subaccounts_p(account, disp_pred, account_to_show)) - return true; - - return ! account_to_show && disp_pred(account); -} - -void format_account::operator()(account_t& account) -{ - if (display_account(account, disp_pred)) { - if (! account.parent) { - account_xdata(account).dflags |= ACCOUNT_TO_DISPLAY; - } else { - format.format(output_stream, details_t(account)); - account_xdata(account).dflags |= ACCOUNT_DISPLAYED; - } - } -} - -format_equity::format_equity(std::ostream& _output_stream, - const std::string& _format, - const std::string& display_predicate) - : output_stream(_output_stream), disp_pred(display_predicate) -{ - const char * f = _format.c_str(); - if (const char * p = std::strstr(f, "%/")) { - first_line_format.reset(std::string(f, 0, p - f)); - next_lines_format.reset(std::string(p + 2)); - } else { - first_line_format.reset(_format); - next_lines_format.reset(_format); - } - - entry_t header_entry; - header_entry.payee = "Opening Balances"; - header_entry.date = now; - first_line_format.format(output_stream, details_t(header_entry)); -} - -void format_equity::flush() -{ - account_xdata_t xdata; - xdata.value = total; - xdata.value.negate(); - account_t summary(NULL, "Equity:Opening Balances"); - summary.data = &xdata; - - if (total.type >= value_t::BALANCE) { - balance_t * bal; - if (total.type == value_t::BALANCE) - bal = (balance_t *) total.data; - else if (total.type == value_t::BALANCE_PAIR) - bal = &((balance_pair_t *) total.data)->quantity; - else - assert(0); - - for (amounts_map::const_iterator i = bal->amounts.begin(); - i != bal->amounts.end(); - i++) { - xdata.value = (*i).second; - xdata.value.negate(); - next_lines_format.format(output_stream, details_t(summary)); - } - } else { - next_lines_format.format(output_stream, details_t(summary)); - } - output_stream.flush(); -} - -void format_equity::operator()(account_t& account) -{ - if (display_account(account, disp_pred)) { - if (account_has_xdata(account)) { - value_t val = account_xdata_(account).value; - - if (val.type >= value_t::BALANCE) { - balance_t * bal; - if (val.type == value_t::BALANCE) - bal = (balance_t *) val.data; - else if (val.type == value_t::BALANCE_PAIR) - bal = &((balance_pair_t *) val.data)->quantity; - else - assert(0); - - for (amounts_map::const_iterator i = bal->amounts.begin(); - i != bal->amounts.end(); - i++) { - account_xdata_(account).value = (*i).second; - next_lines_format.format(output_stream, details_t(account)); - } - account_xdata_(account).value = val; - } else { - next_lines_format.format(output_stream, details_t(account)); - } - total += val; - } - account_xdata(account).dflags |= ACCOUNT_DISPLAYED; - } -} - -} // namespace ledger - -#ifdef USE_BOOST_PYTHON - -#include <boost/python.hpp> - -using namespace boost::python; -using namespace ledger; - -std::string py_format_1(format_t& format, const details_t& item) -{ - std::ostringstream out; - format.format(out, item); - return out.str(); -} - -template <typename T> -std::string py_format(format_t& format, const T& item) -{ - std::ostringstream out; - format.format(out, details_t(item)); - return out.str(); -} - -void export_format() -{ - typedef - pystream_handler_wrap<format_transactions, transaction_t, std::string> - format_transactions_wrap; - - class_< format_transactions_wrap, bases<item_handler<transaction_t> > > - ("FormatTransactions", - init<PyObject *, std::string>()[with_custodian_and_ward<1, 2>()]) - .def("flush", &format_transactions_wrap::flush) - .def("__call__", &format_transactions_wrap::operator()) - ; - - typedef - pystream_handler_wrap<format_entries, transaction_t, std::string> - format_entries_wrap; - - class_< format_entries_wrap, bases<item_handler<transaction_t> > > - ("FormatEntries", - init<PyObject *, std::string>()[with_custodian_and_ward<1, 2>()]) - .def("flush", &format_entries_wrap::flush) - .def("__call__", &format_entries_wrap::operator()) - ; - - typedef - pystream_handler_wrap<format_account, account_t, std::string, std::string> - format_account_wrap; - - class_< format_account_wrap, bases<item_handler<transaction_t> > > - ("FormatAccount", - init<PyObject *, std::string, std::string>() - [with_custodian_and_ward<1, 2>()]) - .def("flush", &format_account_wrap::flush) - .def("__call__", &format_account_wrap::operator()) - ; - - typedef - pystream_handler_wrap<format_equity, account_t, std::string, std::string> - format_equity_wrap; - - class_< format_equity_wrap, bases<item_handler<transaction_t> > > - ("FormatEquity", - init<PyObject *, std::string, std::string>() - [with_custodian_and_ward<1, 2>()]) - .def("flush", &format_equity_wrap::flush) - .def("__call__", &format_equity_wrap::operator()) - ; - - class_< format_t > ("Format") - .def(init<std::string>()) - .def("reset", &format_t::reset) - .def("format", py_format_1) - .def("format", py_format<account_t>) - .def("format", py_format<entry_t>) - .def("format", py_format<transaction_t>) - ; - - def("truncated", truncated); -#if 0 - def("partial_account_name", partial_account_name); -#endif - def("display_account", display_account); -} - -#endif // USE_BOOST_PYTHON |