80 lines
2.1 KiB
C++
80 lines
2.1 KiB
C++
#include "quotes.h"
|
|
|
|
namespace ledger {
|
|
|
|
void quotes_by_script::operator()(commodity_base_t& commodity,
|
|
const ptime& moment,
|
|
const ptime& date,
|
|
const ptime& last,
|
|
amount_t& price)
|
|
{
|
|
LOGGER("quotes.download");
|
|
|
|
DEBUG_("commodity: " << commodity.symbol);
|
|
DEBUG_(" now: " << now);
|
|
DEBUG_(" moment: " << moment);
|
|
DEBUG_(" date: " << date);
|
|
DEBUG_(" last: " << last);
|
|
|
|
if (SHOW_DEBUG_() && commodity.history)
|
|
DEBUG_("last_lookup: " << commodity.history->last_lookup);
|
|
DEBUG_("pricing_leeway is " << pricing_leeway);
|
|
|
|
if ((commodity.history &&
|
|
(time_now - commodity.history->last_lookup) < pricing_leeway) ||
|
|
(time_now - last) < pricing_leeway ||
|
|
(price && moment > date && (moment - date) <= pricing_leeway))
|
|
return;
|
|
|
|
DEBUG_("downloading quote for symbol " << commodity.symbol);
|
|
|
|
char buf[256];
|
|
buf[0] = '\0';
|
|
|
|
bool success = true;
|
|
|
|
if (FILE * fp = popen((string("getquote \"") +
|
|
commodity.symbol + "\"").c_str(), "r")) {
|
|
if (feof(fp) || ! fgets(buf, 255, fp))
|
|
success = false;
|
|
if (pclose(fp) != 0)
|
|
success = false;
|
|
} else {
|
|
success = false;
|
|
}
|
|
|
|
if (success && buf[0]) {
|
|
char * p = strchr(buf, '\n');
|
|
if (p) *p = '\0';
|
|
|
|
DEBUG_("downloaded quote: " << buf);
|
|
|
|
price.parse(buf);
|
|
commodity.add_price(now, price);
|
|
|
|
commodity.history->last_lookup = time_now;
|
|
cache_dirty = true;
|
|
|
|
if (price) {
|
|
assert(! price_db.empty());
|
|
|
|
#if defined(__GNUG__) && __GNUG__ < 3
|
|
ofstream database(price_db, ios::out | ios::app);
|
|
#else
|
|
ofstream database(price_db, std::ios_base::out | std::ios_base::app);
|
|
#endif
|
|
#if 0
|
|
// jww (2007-04-18): Need to convert to local time and print
|
|
// here, print with UTC timezone specifier
|
|
database << "P " << now.to_string("%Y/%m/%d %H:%M:%S")
|
|
<< " " << commodity.symbol << " " << price << endl;
|
|
#endif
|
|
}
|
|
} else {
|
|
throw_(download_error,
|
|
"Failed to download price for '" << commodity.symbol <<
|
|
"' (command: \"getquote " << commodity.symbol << "\")");
|
|
}
|
|
}
|
|
|
|
} // namespace ledger
|