sticker/Database: move SQLite helpers to lib/sqlite/Util.hxx

This commit is contained in:
Max Kellermann 2014-12-12 20:39:36 +01:00
parent 2ca18a7ee5
commit 052d350b19
3 changed files with 82 additions and 45 deletions

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@ -355,6 +355,7 @@ if ENABLE_SQLITE
libmpd_a_SOURCES += \
src/command/StickerCommands.cxx src/command/StickerCommands.hxx \
src/lib/sqlite/Domain.cxx src/lib/sqlite/Domain.hxx \
src/lib/sqlite/Util.hxx \
src/sticker/StickerDatabase.cxx src/sticker/StickerDatabase.hxx \
src/sticker/StickerPrint.cxx src/sticker/StickerPrint.hxx \
src/sticker/SongSticker.cxx src/sticker/SongSticker.hxx

80
src/lib/sqlite/Util.hxx Normal file
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@ -0,0 +1,80 @@
/*
* Copyright (C) 2003-2014 The Music Player Daemon Project
* http://www.musicpd.org
*
* 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 2 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.
*/
#ifndef MPD_SQLITE_UTIL_HXX
#define MPD_SQLITE_UTIL_HXX
#include "Domain.hxx"
#include "Log.hxx"
#include <sqlite3.h>
#include <assert.h>
static void
LogError(sqlite3 *db, const char *msg)
{
FormatError(sqlite_domain, "%s: %s", msg, sqlite3_errmsg(db));
}
static void
LogError(sqlite3_stmt *stmt, const char *msg)
{
LogError(sqlite3_db_handle(stmt), msg);
}
static bool
Bind(sqlite3_stmt *stmt, unsigned i, const char *value)
{
int result = sqlite3_bind_text(stmt, i, value, -1, nullptr);
if (result != SQLITE_OK) {
LogError(stmt, "sqlite3_bind_text() failed");
return false;
}
return true;
}
template<typename... Args>
static bool
BindAll2(gcc_unused sqlite3_stmt *stmt, gcc_unused unsigned i)
{
assert(int(i - 1) == sqlite3_bind_parameter_count(stmt));
return true;
}
template<typename... Args>
static bool
BindAll2(sqlite3_stmt *stmt, unsigned i, const char *value, Args&&... args)
{
return Bind(stmt, i, value) &&
BindAll2(stmt, i + 1, std::forward<Args>(args)...);
}
template<typename... Args>
static bool
BindAll(sqlite3_stmt *stmt, Args&&... args)
{
assert(int(sizeof...(args)) == sqlite3_bind_parameter_count(stmt));
return BindAll2(stmt, 1, std::forward<Args>(args)...);
}
#endif

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@ -20,17 +20,16 @@
#include "config.h"
#include "StickerDatabase.hxx"
#include "lib/sqlite/Domain.hxx"
#include "lib/sqlite/Util.hxx"
#include "fs/Path.hxx"
#include "Idle.hxx"
#include "util/Error.hxx"
#include "util/Domain.hxx"
#include "util/Macros.hxx"
#include "Log.hxx"
#include <string>
#include <map>
#include <sqlite3.h>
#include <assert.h>
struct sticker {
@ -78,14 +77,6 @@ static const char sticker_sql_create[] =
static sqlite3 *sticker_db;
static sqlite3_stmt *sticker_stmt[ARRAY_SIZE(sticker_sql)];
static constexpr Domain sticker_domain("sticker");
static void
LogError(sqlite3 *db, const char *msg)
{
FormatError(sticker_domain, "%s: %s", msg, sqlite3_errmsg(db));
}
static sqlite3_stmt *
sticker_prepare(const char *sql, Error &error)
{
@ -165,41 +156,6 @@ sticker_enabled()
return sticker_db != nullptr;
}
static bool
Bind(sqlite3_stmt *stmt, unsigned i, const char *value)
{
int result = sqlite3_bind_text(stmt, i, value, -1, nullptr);
if (result != SQLITE_OK) {
LogError(sticker_db, "sqlite3_bind_text() failed");
return false;
}
return true;
}
template<typename... Args>
static bool
BindAll2(gcc_unused sqlite3_stmt *stmt, gcc_unused unsigned i)
{
assert(int(i - 1) == sqlite3_bind_parameter_count(stmt));
return true;
}
template<typename... Args>
static bool
BindAll2(sqlite3_stmt *stmt, unsigned i, const char *value, Args&&... args)
{
return Bind(stmt, i, value) &&
BindAll2(stmt, i + 1, std::forward<Args>(args)...);
}
template<typename... Args>
static bool
BindAll(sqlite3_stmt *stmt, Args&&... args)
{
return BindAll2(stmt, 1, std::forward<Args>(args)...);
}
std::string
sticker_load_value(const char *type, const char *uri, const char *name)
{