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author | John Wiegley <johnw@newartisans.com> | 2008-08-05 13:17:04 -0400 |
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committer | John Wiegley <johnw@newartisans.com> | 2008-08-05 18:05:49 -0400 |
commit | f6f4a46cf5b14f9a2170cd6475958efbf320caec (patch) | |
tree | 05bc1defcdebc201de3dd10477483d906a842821 /src/quotes.cc | |
parent | b7970b29855563e4c67f85af8b31233eda80c22a (diff) | |
download | fork-ledger-f6f4a46cf5b14f9a2170cd6475958efbf320caec.tar.gz fork-ledger-f6f4a46cf5b14f9a2170cd6475958efbf320caec.tar.bz2 fork-ledger-f6f4a46cf5b14f9a2170cd6475958efbf320caec.zip |
Moved around most of the files so that source code is in src/, documentation
is in doc/, etc.
Diffstat (limited to 'src/quotes.cc')
-rw-r--r-- | src/quotes.cc | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/src/quotes.cc b/src/quotes.cc new file mode 100644 index 00000000..ac6cb96e --- /dev/null +++ b/src/quotes.cc @@ -0,0 +1,109 @@ +/* + * 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 |