forked from townforge/townforge
143 lines
3.8 KiB
C++
143 lines
3.8 KiB
C++
// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of the Andrey N. Sabelnikov nor the
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// names of its contributors may be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
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// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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#pragma once
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#include "soci.h"
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#include "soci-postgresql.h"
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using namespace epee;
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namespace soci
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{
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template <>
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struct type_conversion<uint64_t>
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{
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typedef long long base_type;
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static void from_base(base_type a_, indicator ind, uint64_t & mi)
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{
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if (ind == i_null)
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{
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mi = 0;
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//throw soci_error("Null value not allowed for this type");
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}
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mi = (uint64_t)a_;
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//mi.set(i);
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}
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static void to_base(const uint64_t & mi, base_type & i, indicator & ind)
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{
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i = (base_type)mi;
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ind = i_ok;
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}
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};
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template <>
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struct type_conversion<bool>
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{
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typedef int base_type;
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static void from_base(base_type a_, indicator ind, bool& mi)
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{
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if (ind == i_null)
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{
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mi = false;
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//throw soci_error("Null value not allowed for this type");
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}
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mi = a_? true:false;
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//mi.set(i);
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}
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static void to_base(const bool & mi, base_type & i, indicator & ind)
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{
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i = mi? 1:0;
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ind = i_ok;
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}
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};
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class per_thread_session
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{
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public:
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bool init(const std::string& connection_string)
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{
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m_connection_string = connection_string;
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return true;
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}
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soci::session& get()
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{
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//soci::session
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m_db_connections_lock.lock();
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boost::shared_ptr<soci::session>& conn_ptr = m_db_connections[epee::misc_utils::get_thread_string_id()];
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m_db_connections_lock.unlock();
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if(!conn_ptr.get())
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{
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conn_ptr.reset(new soci::session(soci::postgresql, m_connection_string));
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}
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//init new connection
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return *conn_ptr.get();
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}
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bool reopen()
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{
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//soci::session
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m_db_connections_lock.lock();
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boost::shared_ptr<soci::session>& conn_ptr = m_db_connections[misc_utils::get_thread_string_id()];
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m_db_connections_lock.unlock();
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if(conn_ptr.get())
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{
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conn_ptr->close();
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conn_ptr.reset(new soci::session(soci::postgresql, m_connection_string));
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}
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//init new connection
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return true;
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}
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//----------------------------------------------------------------------------------------------
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bool check_status()
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{
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return true;
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}
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protected:
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private:
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std::map<std::string, boost::shared_ptr<soci::session> > m_db_connections;
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epee::critical_section m_db_connections_lock;
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std::string m_connection_string;
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};
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}
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/*}*/
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