pgadmin3/dlg/dlgDomain.cpp
2020-07-07 22:19:12 +05:00

443 lines
12 KiB
C++

//////////////////////////////////////////////////////////////////////////
//
// pgAdmin III - PostgreSQL Tools
//
// Copyright (C) 2002 - 2016, The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
// dlgDomain.cpp - PostgreSQL Domain Property
//
//////////////////////////////////////////////////////////////////////////
// wxWindows headers
#include <wx/wx.h>
// App headers
#include "pgAdmin3.h"
#include "frm/frmMain.h"
#include "utils/misc.h"
#include "utils/pgDefs.h"
#include "dlg/dlgDomain.h"
#include "dlg/dlgCheck.h"
#include "schema/pgSchema.h"
#include "schema/pgCheck.h"
#include "schema/pgDomain.h"
#include "schema/pgDatatype.h"
#include "ctl/ctlSeclabelPanel.h"
// pointer to controls
#define chkNotNull CTRL_CHECKBOX("chkNotNull")
#define txtDefault CTRL_TEXT("txtDefault")
#define cbCollation CTRL_COMBOBOX("cbCollation")
#define lstConstraints CTRL_LISTVIEW("lstConstraints")
#define btnAddConstr CTRL_BUTTON("btnAddConstr")
#define cbConstrType CTRL_COMBOBOX("cbConstrType")
#define btnRemoveConstr CTRL_BUTTON("btnRemoveConstr")
BEGIN_EVENT_TABLE(dlgDomain, dlgTypeProperty)
EVT_TEXT(XRCID("txtLength"), dlgProperty::OnChange)
EVT_TEXT(XRCID("txtPrecision"), dlgProperty::OnChange)
EVT_TEXT(XRCID("cbDatatype"), dlgDomain::OnSelChangeTyp)
EVT_COMBOBOX(XRCID("cbDatatype"), dlgDomain::OnSelChangeTyp)
EVT_TEXT(XRCID("txLength"), dlgProperty::OnChange)
EVT_TEXT(XRCID("txtDefault"), dlgProperty::OnChange)
EVT_CHECKBOX(XRCID("chkNotNull"), dlgProperty::OnChange)
EVT_BUTTON(XRCID("btnAddConstr"), dlgDomain::OnAddConstr)
EVT_BUTTON(XRCID("btnRemoveConstr"), dlgDomain::OnRemoveConstr)
EVT_LIST_ITEM_SELECTED(XRCID("lstConstraints"), dlgDomain::OnSelChangeConstr)
END_EVENT_TABLE();
dlgProperty *pgDomainFactory::CreateDialog(frmMain *frame, pgObject *node, pgObject *parent)
{
return new dlgDomain(this, frame, (pgDomain *)node, (pgSchema *)parent);
}
dlgDomain::dlgDomain(pgaFactory *f, frmMain *frame, pgDomain *node, pgSchema *sch)
: dlgTypeProperty(f, frame, wxT("dlgDomain"))
{
schema = sch;
domain = node;
seclabelPage = new ctlSeclabelPanel(nbNotebook);
txtLength->Disable();
txtPrecision->Disable();
lstConstraints->CreateColumns(0, _("Constraint name"), _("Definition"), 90);
}
pgObject *dlgDomain::GetObject()
{
return domain;
}
int dlgDomain::Go(bool modal)
{
if (connection->BackendMinimumVersion(9, 1))
{
seclabelPage->SetConnection(connection);
seclabelPage->SetObject(domain);
this->Connect(EVT_SECLABELPANEL_CHANGE, wxCommandEventHandler(dlgDomain::OnChange));
}
else
seclabelPage->Disable();
if (domain)
{
// edit mode
cbSchema->Enable(connection->BackendMinimumVersion(8, 1));
cbDatatype->Append(domain->GetBasetype());
AddType(wxT(" "), 0, domain->GetBasetype());
cbDatatype->SetSelection(0);
if (domain->GetLength() >= 0)
{
txtLength->SetValue(NumToStr(domain->GetLength()));
if (domain->GetPrecision() >= 0)
txtPrecision->SetValue(NumToStr(domain->GetPrecision()));
}
chkNotNull->SetValue(domain->GetNotNull());
txtDefault->SetValue(domain->GetDefault());
wxCookieType cookie;
pgObject *data = 0;
wxTreeItemId item = mainForm->GetBrowser()->GetFirstChild(domain->GetId(), cookie);
while (item)
{
data = mainForm->GetBrowser()->GetObject(item);
pgaFactory *factory = data->GetFactory();
if (factory == checkFactory.GetCollectionFactory())
constraintsItem = item;
else if (data->GetMetaType() == PGM_CONSTRAINT)
constraintsItem = item;
if (constraintsItem)
break;
item = mainForm->GetBrowser()->GetNextChild(domain->GetId(), cookie);
}
if (constraintsItem)
{
pgCollection *coll = (pgCollection *)mainForm->GetBrowser()->GetObject(constraintsItem);
// make sure all constraints are appended
coll->ShowTreeDetail(mainForm->GetBrowser());
// this is the constraints collection
item = mainForm->GetBrowser()->GetFirstChild(constraintsItem, cookie);
// add constraints
while (item)
{
data = mainForm->GetBrowser()->GetObject(item);
switch (data->GetMetaType())
{
case PGM_CHECK:
{
pgCheck *obj = (pgCheck *)data;
lstConstraints->AppendItem(data->GetIconId(), obj->GetName(), obj->GetDefinition());
constraintsDefinition.Add(obj->GetDefinition());
previousConstraints.Add(obj->GetQuotedIdentifier()
+ wxT(" ") + obj->GetTypeName().Upper() + wxT(" ") + obj->GetDefinition());
break;
}
}
item = mainForm->GetBrowser()->GetNextChild(constraintsItem, cookie);
}
}
cbDatatype->Disable();
cbCollation->SetValue(domain->GetQuotedCollation());
cbCollation->Disable();
if (!connection->BackendMinimumVersion(7, 4))
{
cbOwner->Disable();
txtDefault->Disable();
chkNotNull->Disable();
}
}
else
{
// create mode
FillDatatype(cbDatatype, false);
cbCollation->Enable(connection->BackendMinimumVersion(9, 1));
if (connection->BackendMinimumVersion(9, 1))
{
// fill collation combobox
cbCollation->Append(wxEmptyString);
pgSet *set = connection->ExecuteSet(
wxT("SELECT nspname, collname\n")
wxT(" FROM pg_collation c, pg_namespace n\n")
wxT(" WHERE c.collnamespace=n.oid\n")
wxT(" ORDER BY nspname, collname"));
if (set)
{
while (!set->Eof())
{
wxString name = qtIdent(set->GetVal(wxT("nspname"))) + wxT(".") + qtIdent(set->GetVal(wxT("collname")));
cbCollation->Append(name);
set->MoveNext();
}
delete set;
}
cbCollation->SetSelection(0);
}
}
cbConstrType->Clear();
cbConstrType->Append(_("Check"));
cbConstrType->SetSelection(0);
btnRemoveConstr->Disable();
return dlgProperty::Go(modal);
}
pgObject *dlgDomain::CreateObject(pgCollection *collection)
{
wxString name = GetName();
pgObject *obj = domainFactory.CreateObjects(collection, 0,
wxT(" AND d.typname=") + qtDbString(name) +
wxT("\n AND d.typnamespace=") + schema->GetOidStr() +
wxT("\n"));
return obj;
}
void dlgDomain::CheckChange()
{
bool enable = true;
if (domain)
{
enable = false;
if (connection->BackendMinimumVersion(7, 4) || lstColumns->GetItemCount() > 0)
{
enable = !GetSql().IsEmpty();
}
if (seclabelPage && connection->BackendMinimumVersion(9, 1))
enable = enable || !(seclabelPage->GetSqlForSecLabels().IsEmpty());
}
else
{
wxString name = GetName();
long varlen = StrToLong(txtLength->GetValue()),
varprec = StrToLong(txtPrecision->GetValue());
txtPrecision->Enable(isVarPrec && varlen > 0);
CheckValid(enable, !name.IsEmpty(), _("Please specify name."));
CheckValid(enable, cbDatatype->GetGuessedSelection() >= 0, _("Please select a datatype."));
CheckValid(enable, !isVarLen || txtLength->GetValue().IsEmpty()
|| (varlen >= minVarLen && varlen <= maxVarLen && NumToStr(varlen) == txtLength->GetValue()),
_("Please specify valid length."));
CheckValid(enable, !txtPrecision->IsEnabled()
|| (varprec >= 0 && varprec <= varlen && NumToStr(varprec) == txtPrecision->GetValue()),
_("Please specify valid numeric precision (0..") + NumToStr(varlen) + wxT(")."));
}
EnableOK(enable);
}
void dlgDomain::OnSelChangeTyp(wxCommandEvent &ev)
{
if (!domain)
{
cbDatatype->GuessSelection(ev);
CheckLenEnable();
txtLength->Enable(isVarLen);
CheckChange();
}
}
void dlgDomain::OnChangeValidate(wxCommandEvent &ev)
{
CheckChange();
}
wxString dlgDomain::GetSql()
{
wxString sql, name;
int pos;
wxString definition;
int index = -1;
wxArrayString tmpDef = previousConstraints;
wxString tmpsql = wxEmptyString;
if (domain)
{
// edit mode
name = GetName();
if (txtName->GetValue() != domain->GetName())
{
if (connection->BackendMinimumVersion(9, 2))
AppendNameChange(sql, wxT("DOMAIN ") + domain->GetQuotedFullIdentifier());
else
AppendNameChange(sql, wxT("TYPE ") + domain->GetQuotedFullIdentifier());
}
if (chkNotNull->GetValue() != domain->GetNotNull())
{
sql += wxT("ALTER DOMAIN ") + domain->GetQuotedFullIdentifier();
if (chkNotNull->GetValue())
sql += wxT("\n SET NOT NULL;\n");
else
sql += wxT("\n DROP NOT NULL;\n");
}
if (txtDefault->GetValue() != domain->GetDefault())
{
sql += wxT("ALTER DOMAIN ") + domain->GetQuotedFullIdentifier();
if (txtDefault->GetValue().IsEmpty())
sql += wxT("\n DROP DEFAULT;\n");
else
sql += wxT("\n SET DEFAULT ") + txtDefault->GetValue() + wxT(";\n");
}
// Build a temporary list of ADD CONSTRAINTs, and fixup the list to remove
for (pos = 0; pos < lstConstraints->GetItemCount() ; pos++)
{
wxString conname = qtIdent(lstConstraints->GetItemText(pos));
definition = conname;
definition += wxT(" CHECK ") + constraintsDefinition.Item(pos);
index = tmpDef.Index(definition);
if (index >= 0)
tmpDef.RemoveAt(index);
else
{
tmpsql += wxT("ALTER DOMAIN ") + domain->GetQuotedFullIdentifier()
+ wxT("\n ADD");
if (!conname.IsEmpty())
tmpsql += wxT(" CONSTRAINT ");
tmpsql += definition + wxT(";\n");
}
}
// Add the DROP CONSTRAINTs...
for (index = 0 ; index < (int)tmpDef.GetCount() ; index++)
{
definition = tmpDef.Item(index);
if (definition[0U] == '"')
definition = definition.Mid(1).BeforeFirst('"');
else
definition = definition.BeforeFirst(' ');
sql += wxT("ALTER DOMAIN ") + domain->GetQuotedFullIdentifier()
+ wxT("\n DROP CONSTRAINT ") + qtIdent(definition) + wxT(";\n");
}
// Add the ADD CONSTRAINTs...
sql += tmpsql;
AppendOwnerChange(sql, wxT("DOMAIN ") + domain->GetQuotedFullIdentifier());
AppendSchemaChange(sql, wxT("DOMAIN ") + domain->GetQuotedFullIdentifier());
}
else
{
// create mode
name = qtIdent(cbSchema->GetValue()) + wxT(".") + qtIdent(GetName());
sql = wxT("CREATE DOMAIN ") + name
+ wxT("\n AS ") + GetQuotedTypename(cbDatatype->GetGuessedSelection());
if (!cbCollation->GetValue().IsEmpty() && cbCollation->GetValue() != wxT("pg_catalog.\"default\""))
sql += wxT("\n COLLATE ") + cbCollation->GetValue();
AppendIfFilled(sql, wxT("\n DEFAULT "), txtDefault->GetValue());
if (chkNotNull->GetValue())
sql += wxT("\n NOT NULL");
for (pos = 0 ; pos < lstConstraints->GetItemCount() ; pos++)
{
wxString name = lstConstraints->GetItemText(pos);
wxString definition = constraintsDefinition.Item(pos);
if (!name.IsEmpty())
sql += wxT("\n CONSTRAINT ") + qtIdent(name) + wxT(" CHECK ") + definition;
else
sql += wxT("\n CHECK ") + definition;
}
sql += wxT(";\n");
AppendOwnerNew(sql, wxT("DOMAIN ") + name);
}
AppendComment(sql, wxT("DOMAIN ") + qtIdent(cbSchema->GetValue()) + wxT(".") + qtIdent(GetName()), domain);
if (seclabelPage && connection->BackendMinimumVersion(9, 1))
sql += seclabelPage->GetSqlForSecLabels(wxT("DOMAIN"), name);
return sql;
}
void dlgDomain::OnChange(wxCommandEvent &event)
{
CheckChange();
}
void dlgDomain::OnAddConstr(wxCommandEvent &ev)
{
int sel = cbConstrType->GetCurrentSelection();
switch (sel)
{
case 0: // Check
{
dlgCheck chk(&checkFactory, mainForm);
chk.CenterOnParent();
chk.SetDatabase(database);
if (chk.Go(true) != wxID_CANCEL)
{
wxString tmpDef = chk.GetDefinition();
tmpDef.Replace(wxT("\n"), wxT(" "));
lstConstraints->AppendItem(checkFactory.GetIconId(), chk.GetName(), tmpDef);
constraintsDefinition.Add(tmpDef);
}
break;
}
}
CheckChange();
}
void dlgDomain::OnRemoveConstr(wxCommandEvent &ev)
{
if (settings->GetConfirmDelete())
{
if (wxMessageBox(_("Are you sure you wish to remove the selected constraint?"), _("Remove constraint?"), wxYES_NO | wxNO_DEFAULT | wxICON_QUESTION) != wxYES)
return;
}
int pos = lstConstraints->GetSelection();
if (pos < 0)
return;
lstConstraints->DeleteItem(pos);
constraintsDefinition.RemoveAt(pos);
btnRemoveConstr->Disable();
CheckChange();
}
void dlgDomain::OnSelChangeConstr(wxListEvent &ev)
{
btnRemoveConstr->Enable();
}