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authorJohn Wiegley <johnw@newartisans.com>2008-08-05 13:17:04 -0400
committerJohn Wiegley <johnw@newartisans.com>2008-08-05 18:05:49 -0400
commitf6f4a46cf5b14f9a2170cd6475958efbf320caec (patch)
tree05bc1defcdebc201de3dd10477483d906a842821 /src/quotes.cc
parentb7970b29855563e4c67f85af8b31233eda80c22a (diff)
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Moved around most of the files so that source code is in src/, documentation
is in doc/, etc.
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+/*
+ * Copyright (c) 2003-2008, John Wiegley. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of New Artisans LLC nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "quotes.h"
+#include "utils.h"
+
+namespace ledger {
+
+#if 0
+void quotes_by_script::operator()(commodity_base_t& commodity,
+ const datetime_t& moment,
+ const datetime_t& date,
+ const datetime_t& last,
+ amount_t& price)
+{
+ DEBUG_CLASS("ledger.quotes.download");
+
+ DEBUG_("commodity: " << commodity.symbol);
+ DEBUG_TIME_(current_moment);
+ DEBUG_TIME_(moment);
+ DEBUG_TIME_(date);
+ DEBUG_TIME_(last);
+ if (commodity.history)
+ DEBUG_TIME_(commodity.history->last_lookup);
+ DEBUG_("pricing_leeway is " << pricing_leeway);
+
+ if ((commodity.history &&
+ (current_moment - commodity.history->last_lookup) < pricing_leeway) ||
+ (current_moment - last) < pricing_leeway ||
+ (price && moment > date && (moment - date) <= pricing_leeway))
+ return;
+
+ using namespace std;
+
+ 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(current_moment, price);
+
+ commodity.history->last_lookup = current_moment;
+ cache_dirty = true;
+
+ if (price && ! price_db.empty()) {
+#if defined(__GNUG__) && __GNUG__ < 3
+ ofstream database(price_db.c_str(), ios::out | ios::app);
+#else
+ ofstream database(price_db.c_str(), ios_base::out | ios_base::app);
+#endif
+ database << "P " << current_moment.to_string("%Y/%m/%d %H:%M:%S")
+ << " " << commodity.symbol << " " << price << endl;
+ }
+ } else {
+ throw_(std::runtime_error,
+ "Failed to download price for '" << commodity.symbol
+ << "' (command: \"getquote " << commodity.symbol << "\")");
+ }
+}
+#endif
+
+} // namespace ledger