mirror of
https://github.com/levinsv/pgadmin3.git
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62 lines
1.8 KiB
C++
62 lines
1.8 KiB
C++
//////////////////////////////////////////////////////////////////////////
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//
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// pgScript - PostgreSQL Tools
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//
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// Copyright (C) 2002 - 2016, The pgAdmin Development Team
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// This software is released under the PostgreSQL Licence
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//
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//////////////////////////////////////////////////////////////////////////
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#include "pgAdmin3.h"
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#include "pgscript/generators/pgsDateTimeGen.h"
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#include <string>
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pgsDateTimeGen::pgsDateTimeGen(wxDateTime min, wxDateTime max,
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const bool &sequence, const long &seed) :
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pgsObjectGen(seed), m_min(min.IsEarlierThan(max) || min.IsEqualTo(max) ? min : max),
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m_max(max.IsLaterThan(min) || max.IsEqualTo(min) ? max : min),
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m_range(m_max.Subtract(m_min).GetSeconds()), m_sequence(sequence)
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{
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m_randomizer = pgsRandomizer(pnew pgsIntegerGen(0, std::string(m_range
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.ToString().mb_str()).c_str(), is_sequence(), m_seed));
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}
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bool pgsDateTimeGen::is_sequence() const
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{
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return m_sequence;
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}
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wxString pgsDateTimeGen::random()
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{
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// Get a random number representing seconds
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MAPM result = pgsMapm::pgs_str_mapm(m_randomizer->random()), quot, rem;
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// Use hours and seconds for avoiding overflows of seconds
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result.integer_div_rem(3600, quot, rem);
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long hours, seconds;
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pgsMapm::pgs_mapm_str(quot, true).ToLong(&hours);
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pgsMapm::pgs_mapm_str(rem, true).ToLong(&seconds);
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wxTimeSpan time_span(hours, 0, seconds, 0);
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// Add the TimeSpan to the MinDate
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wxDateTime aux_min(m_min);
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aux_min.Add(time_span);
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// Post conditions
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wxASSERT(aux_min.IsLaterThan(m_min) || aux_min.IsEqualTo(m_min));
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wxASSERT(aux_min.IsEarlierThan(m_max) || aux_min.IsEqualTo(m_max));
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return aux_min.Format(wxT("%Y-%m-%d %H:%M:%S"));
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}
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pgsDateTimeGen::~pgsDateTimeGen()
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{
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}
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pgsDateTimeGen *pgsDateTimeGen::clone()
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{
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return pnew pgsDateTimeGen(*this);
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}
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