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//////////////////////////////////////////////////////////////////////////
//
// pgAdmin III - PostgreSQL Tools
//
// Copyright (C) 2002 - 2014, The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
// dlgEventTrigger.cpp - PostgreSQL Trigger Property
//
//////////////////////////////////////////////////////////////////////////
// wxWindows headers
#include <wx/wx.h>
// App headers
#include "pgAdmin3.h"
#include "utils/misc.h"
#include "frm/frmMain.h"
#include "utils/pgDefs.h"
#include "dlg/dlgEventTrigger.h"
#include "schema/pgEventTrigger.h"
#include "ctl/ctlSeclabelPanel.h"
// pointer to controls
#define chkEnable CTRL_CHECKBOX("chkEnable")
#define rdbEnableStatus CTRL_RADIOBOX("rdbEnableStatus")
#define cbFunction CTRL_COMBOBOX2("cbFunction")
#define rdbEvents CTRL_RADIOBOX("rdbEvents")
#define txtWhen CTRL_TEXT("txtWhen")
#define cbOwner CTRL_COMBOBOX2("cbOwner")
BEGIN_EVENT_TABLE(dlgEventTrigger, dlgProperty)
EVT_CHECKBOX(XRCID("chkEnable"), dlgEventTrigger::OnChangeEnable)
EVT_RADIOBOX(XRCID("rdbEnableStatus"), dlgProperty::OnChange)
EVT_COMBOBOX(XRCID("cbFunction"), dlgProperty::OnChange)
EVT_RADIOBOX(XRCID("rdbEvents"), dlgProperty::OnChange)
EVT_TEXT(XRCID("txtWhen"), dlgProperty::OnChange)
END_EVENT_TABLE();
dlgEventTrigger::dlgEventTrigger(pgaFactory *factory, frmMain *frame, pgEventTrigger *node, pgObject *parent)
: dlgProperty(factory, frame, wxT("dlgEventTrigger"))
{
seclabelPage = new ctlSeclabelPanel(nbNotebook);
eventTrigger = node;
}
dlgProperty *pgEventTriggerFactory::CreateDialog(frmMain *frame, pgObject *node, pgObject *parent)
{
return new dlgEventTrigger(this, frame, (pgEventTrigger *)node, parent);
}
wxString dlgEventTrigger::GetSql()
{
wxString sql = wxEmptyString;
wxString name = GetName();
if (eventTrigger)
{
if (!GetName().IsEmpty() && GetName() != eventTrigger->GetName())
sql = wxT("ALTER EVENT TRIGGER ") + eventTrigger->GetQuotedFullIdentifier() + wxT("\nRENAME TO ") + qtIdent(GetName()) + wxT(";\n\n");
if (!cbOwner->GetValue().IsEmpty() && cbOwner->GetValue() != eventTrigger->GetOwner())
sql += wxT("ALTER EVENT TRIGGER ") + eventTrigger->GetQuotedFullIdentifier() + wxT("\nOWNER TO ") + cbOwner->GetValue() + wxT(";\n\n");
if (rdbEnableStatus->GetSelection() != 0 && chkEnable->GetValue())
sql += wxT("ALTER EVENT TRIGGER ") + qtIdent(name) + ((rdbEnableStatus->GetSelection() == 1) ? wxT(" ENABLE REPLICA ;\n\n") : wxT(" ENABLE ALWAYS ;\n\n"));
else if (!chkEnable->GetValue())
sql += wxT("ALTER EVENT TRIGGER ") + qtIdent(name) + wxT(" DISABLE ;\n\n");
}
if (!eventTrigger ||
(
cbFunction->GetValue() != (eventTrigger->GetFunction()) ||
rdbEvents->GetStringSelection().Lower() != (eventTrigger->GetEventName().Lower()) ||
txtWhen->GetValue() != (eventTrigger->GetWhen())
)
)
{
if (eventTrigger)
sql = wxT("DROP EVENT TRIGGER IF EXISTS ") + ((eventTrigger) ? qtIdent(eventTrigger->GetName()) : qtIdent(GetName())) + wxT(";\n\n");
sql += wxT("CREATE EVENT TRIGGER ") + qtIdent(name) + wxT(" ON ");
if (rdbEvents->GetSelection() == 0)
sql += wxT(" DDL_COMMAND_START ");
else if (rdbEvents->GetSelection() == 1)
sql += wxT(" DDL_COMMAND_END ");
else
sql += wxT(" SQL_DROP ");
if (!txtWhen->IsEmpty())
sql += wxT("\nWHEN TAG IN (") + txtWhen->GetValue() + wxT(")");
if (!cbFunction->GetValue().IsEmpty())
sql += wxT("\nEXECUTE PROCEDURE ") + (cbFunction->GetValue()) + wxT("();\n\n");
if (rdbEnableStatus->GetSelection() != 0 && chkEnable->GetValue())
sql += wxT("ALTER EVENT TRIGGER ") + qtIdent(name) + ((rdbEnableStatus->GetSelection() == 1) ? wxT(" ENABLE REPLICA ;\n\n") : wxT(" ENABLE ALWAYS ;\n\n"));
else if (!chkEnable->GetValue())
sql += wxT("ALTER EVENT TRIGGER ") + qtIdent(name) + wxT(" DISABLE ;\n\n");
if (!eventTrigger && !cbOwner->GetValue().IsEmpty())
sql += wxT("ALTER EVENT TRIGGER ") + qtIdent(GetName()) + wxT("\nOWNER TO ") + cbOwner->GetValue() + wxT(";\n\n");
}
AppendComment(sql, wxT("EVENT TRIGGER ") + qtIdent(GetName()), eventTrigger);
if (seclabelPage)
sql += seclabelPage->GetSqlForSecLabels(wxT("EVENT TRIGGER"), qtIdent(name));
return sql;
}
pgObject *dlgEventTrigger::CreateObject(pgCollection *pgcol)
{
pgObject *obj = eventTriggerFactory.CreateObjects(pgcol, 0,
wxT(" \n AND e.evtname = ") + qtDbString(GetName()));
return obj;
}
pgObject *dlgEventTrigger::GetObject()
{
return eventTrigger;
}
int dlgEventTrigger::Go(bool modal)
{
seclabelPage->SetConnection(connection);
seclabelPage->SetObject(eventTrigger);
this->Connect(EVT_SECLABELPANEL_CHANGE, wxCommandEventHandler(dlgEventTrigger::OnChange));
if (eventTrigger)
{
// Edit mode
chkEnable->SetValue(eventTrigger->GetEnabled());
if (eventTrigger->GetEnableStatus() == wxT("enabled"))
rdbEnableStatus->SetSelection(0);
else if(eventTrigger->GetEnableStatus() == wxT("replica"))
rdbEnableStatus->SetSelection(1);
else if(eventTrigger->GetEnableStatus() == wxT("always"))
rdbEnableStatus->SetSelection(2);
else
rdbEnableStatus->Disable();
if(eventTrigger->GetEventName().Lower() == wxT("ddl command start"))
rdbEvents->SetSelection(0);
else if(eventTrigger->GetEventName().Lower() == wxT("ddl command end"))
rdbEvents->SetSelection(1);
else
rdbEvents->SetSelection(2);
cbFunction->SetValue(eventTrigger->GetFunction());
cbOwner->SetValue(eventTrigger->GetOwner());
(!eventTrigger->GetWhen().IsEmpty()) ? txtWhen->SetValue(eventTrigger->GetWhen()) : txtWhen->SetValue(wxEmptyString);
}
else
{
// Create mode
chkEnable->SetValue(true);
rdbEnableStatus->Disable();
}
pgSet *funcSet = connection->ExecuteSet(
wxT("SELECT quote_ident(nspname) || '.' || quote_ident(proname)\n")
wxT(" FROM pg_proc p, pg_namespace n, pg_language l\n")
wxT(" WHERE p.pronamespace = n.oid AND p.prolang = l.oid AND p.pronargs = 0 AND l.lanname != 'sql' AND prorettype::regtype::text = 'event_trigger'\n")
wxT(" ORDER BY nspname ASC, proname ASC "));
if (funcSet)
{
while (!funcSet->Eof())
{
cbFunction->Append(funcSet->GetVal(0));
funcSet->MoveNext();
}
delete funcSet;
}
pgSet *userSet = connection->ExecuteSet(
wxT("SELECT usename ")
wxT("FROM pg_user ")
wxT("WHERE usesuper IS TRUE"));
if (userSet)
{
while (!userSet->Eof())
{
cbOwner->Append(userSet->GetVal(0));
userSet->MoveNext();
}
delete userSet;
}
return dlgProperty::Go(modal);
}
void dlgEventTrigger::CheckChange()
{
bool enable = true;
wxString function = cbFunction->GetValue();
wxString name = GetName();
wxString owner = cbOwner->GetValue();
(chkEnable->GetValue()) ? rdbEnableStatus->Enable() : rdbEnableStatus->Disable();
CheckValid(enable, !name.IsEmpty(), _("Please specify event trigger name."));
CheckValid(enable, !owner.IsEmpty(), _("Please specify owner of event trigger."));
CheckValid(enable, !function.IsEmpty(), _("Please specify event trigger function."));
if (eventTrigger)
{
EnableOK(enable &&
(txtComment->GetValue() != eventTrigger->GetComment() ||
txtName->GetValue() != eventTrigger->GetName() ||
txtWhen->GetValue() != eventTrigger->GetWhen() ||
chkEnable->GetValue() != eventTrigger->GetEnabled() ||
rdbEvents->GetStringSelection().Lower() != eventTrigger->GetEventName().Lower() ||
rdbEnableStatus->GetStringSelection().Lower() != eventTrigger->GetEnableStatus().Lower() ||
!function.IsEmpty() ||
!owner.IsEmpty()
)
);
}
else
{
EnableOK(enable);
}
}
bool dlgEventTrigger::IsUpToDate()
{
if (eventTrigger && !eventTrigger->IsUpToDate())
return false;
else
return true;
}
void dlgEventTrigger::OnChange(wxCommandEvent &ev)
{
CheckChange();
}
void dlgEventTrigger::OnChangeEnable(wxCommandEvent &ev)
{
CheckChange();
}
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