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/*
Copyright (©) 2003-2025 Teus Benschop.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <database/abbottsmith.h>
#include <filter/url.h>
#include <filter/string.h>
#include <database/sqlite.h>
// This is the database that contains Abbott-Smith's Manual Greek Lexicon.
// Resilience: It is not written to.
// Chances of corruption are nearly zero.
namespace database::abboth_smith {
constexpr const auto filename {"abbottsmith"};
void create ()
{
filter_url_unlink (database::sqlite::get_file (filename));
SqliteDatabase sql (filename);
sql.clear ();
sql.add ("CREATE TABLE IF NOT EXISTS entry (lemma text, lemmacf text, strong text, contents string);");
sql.execute ();
}
void optimize ()
{
SqliteDatabase sql (filename);
sql.add ("VACUUM;");
sql.execute ();
}
void store (const std::string& lemma, const std::string& lemma_casefold,
const std::string& strong, const std::string& contents)
{
SqliteDatabase sql (filename);
sql.add ("PRAGMA temp_store = MEMORY;");
sql.execute ();
sql.clear ();
sql.add ("PRAGMA synchronous = OFF;");
sql.execute ();
sql.clear ();
sql.add ("PRAGMA journal_mode = OFF;");
sql.execute ();
sql.clear ();
sql.add ("INSERT INTO entry (lemma, lemmacf, strong, contents) VALUES (");
sql.add (lemma);
sql.add (",");
sql.add (lemma_casefold);
sql.add (",");
sql.add (strong);
sql.add (",");
sql.add (contents);
sql.add (");");
sql.execute ();
}
std::string get (const std::string& lemma, const std::string& strong)
{
std::string contents;
SqliteDatabase sql (filename);
sql.add ("SELECT contents FROM entry WHERE");
if (lemma.empty()) {
// No lemma: Select on Strong's number only.
sql.add ("strong =");
sql.add (strong);
} else if (strong.empty()) {
// No Strong's number: Select on lemma only.
sql.add ("lemma =");
sql.add (lemma);
} else {
// Both Strong's number and lemma given: Select on any of those.
sql.add ("lemma =");
sql.add (lemma);
sql.add ("OR");
sql.add ("strong =");
sql.add (strong);
}
sql.add (";");
const std::vector <std::string> results = sql.query () ["contents"];
for (const auto& result : results)
contents.append (result);
return contents;
}
}
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