61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
#include "quotes.h"
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#include "datetime.h"
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#include <fstream>
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namespace ledger {
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void quotes_by_script::operator()(commodity_t * commodity,
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const std::time_t moment,
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const std::time_t date,
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amount_t& price)
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{
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if (commodity->flags & COMMODITY_STYLE_CONSULTED ||
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std::difftime(moment, now) < pricing_leeway ||
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(price && std::difftime(moment, date) <= pricing_leeway))
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return;
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using namespace std;
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DEBUG_PRINT("ledger.quotes.download",
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"downloading quote for symbol " << commodity->symbol);
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DEBUG_PRINT("ledger.quotes.download",
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"pricing_leeway is " << pricing_leeway);
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DEBUG_PRINT_TIME("ledger.quotes.download", now);
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DEBUG_PRINT_TIME("ledger.quotes.download", moment);
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DEBUG_PRINT_TIME("ledger.quotes.download", date);
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// Only consult the Internet once for any commodity
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commodity->flags |= COMMODITY_STYLE_CONSULTED;
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cache_dirty = true;
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char buf[256];
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buf[0] = '\0';
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if (FILE * fp = popen((string("getquote ") +
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commodity->symbol).c_str(), "r")) {
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if (feof(fp) || ! fgets(buf, 255, fp)) {
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fclose(fp);
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return;
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}
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fclose(fp);
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}
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if (buf[0]) {
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char * p = strchr(buf, '\n');
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if (p) *p = '\0';
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price.parse(buf);
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commodity->add_price(now, price);
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if (! price_db.empty()) {
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char buf[128];
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strftime(buf, 127, "%Y/%m/%d %H:%M:%S", localtime(&now));
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ofstream database(price_db.c_str(), ios_base::out | ios_base::app);
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database << "P " << buf << " " << commodity->symbol
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<< " " << price << endl;
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}
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}
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}
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} // namespace ledger
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