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koffice/kspread/kspread_functions_informati...

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/* This file is part of the KDE project
Copyright (C) 1998-2002 The KSpread Team
www.koffice.org/kspread
Copyright (C) 2005 Tomas Mecir <mecirt@gmail.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
// built-in information functions
#include <config.h>
#include <sys/utsname.h>
#include <qdir.h>
#include <kdebug.h>
#include <klocale.h>
#include "functions.h"
#include "valuecalc.h"
#include "valueconverter.h"
#include "kspread_doc.h"
#include "kspread_sheet.h"
using namespace KSpread;
// prototypes (sorted alphabetically)
Value func_filename (valVector args, ValueCalc *calc, FuncExtra *);
Value func_info (valVector args, ValueCalc *calc, FuncExtra *);
Value func_isblank (valVector args, ValueCalc *calc, FuncExtra *);
Value func_isdate (valVector args, ValueCalc *calc, FuncExtra *);
Value func_iserr (valVector args, ValueCalc *calc, FuncExtra *);
Value func_iserror (valVector args, ValueCalc *calc, FuncExtra *);
Value func_iseven (valVector args, ValueCalc *calc, FuncExtra *);
Value func_islogical (valVector args, ValueCalc *calc, FuncExtra *);
Value func_isna (valVector args, ValueCalc *calc, FuncExtra *);
Value func_isnottext (valVector args, ValueCalc *calc, FuncExtra *);
Value func_isnum (valVector args, ValueCalc *calc, FuncExtra *);
Value func_isodd (valVector args, ValueCalc *calc, FuncExtra *);
Value func_isref (valVector args, ValueCalc *calc, FuncExtra *);
Value func_istext (valVector args, ValueCalc *calc, FuncExtra *);
Value func_istime (valVector args, ValueCalc *calc, FuncExtra *);
Value func_n (valVector args, ValueCalc *calc, FuncExtra *);
Value func_type (valVector args, ValueCalc *calc, FuncExtra *);
Value func_version (valVector args, ValueCalc *calc, FuncExtra *);
// registers all information functions
void RegisterInformationFunctions()
{
FunctionRepository* repo = FunctionRepository::self();
Function *f;
f = new Function ("FILENAME", func_filename);
f->setParamCount (0);
repo->add (f);
f = new Function ("INFO", func_info);
repo->add (f);
f = new Function ("ISBLANK", func_isblank);
repo->add (f);
f = new Function ("ISDATE", func_isdate);
repo->add (f);
f = new Function ("ISERR", func_iserr);
repo->add (f);
f = new Function ("ISERROR", func_iserror);
repo->add (f);
f = new Function ("ISEVEN", func_iseven);
repo->add (f);
f = new Function ("ISLOGICAL", func_islogical);
repo->add (f);
f = new Function ("ISNA", func_isna);
repo->add (f);
f = new Function ("ISNONTEXT", func_isnottext);
repo->add (f);
f = new Function ("ISNOTTEXT", func_isnottext);
repo->add (f);
f = new Function ("ISNUM", func_isnum);
repo->add (f);
f = new Function ("ISNUMBER", func_isnum);
repo->add (f);
f = new Function ("ISODD", func_isodd);
repo->add (f);
f = new Function ("ISREF", func_isref);
f->setNeedsExtra (true);
repo->add (f);
f = new Function ("ISTEXT", func_istext);
repo->add (f);
f = new Function ("ISTIME", func_istime);
repo->add (f);
f = new Function ("N", func_n);
repo->add (f);
f = new Function ("TYPE", func_type);
f->setAcceptArray ();
repo->add (f);
}
// Function: INFO
Value func_info (valVector args, ValueCalc *calc, FuncExtra *)
{
QString type = calc->conv()->asString (args[0]).asString().lower();
if (type == "directory")
return Value (QDir::currentDirPath());
if (type == "release")
return Value (QString (VERSION));
if ( type == "numfile" )
return Value ((int) Doc::documents().count());
if (type == "recalc")
{
QString result;
if (calc->doc()) {
if (calc->doc()->delayCalculation())
result = i18n ("Manual");
else
result = i18n ("Automatic");
}
return Value (result);
}
if (type == "memavail")
// not supported
return Value::errorVALUE();
if (type == "memused")
// not supported
return Value::errorVALUE();
if (type == "origin")
// not supported
return Value::errorVALUE();
if (type == "system") {
struct utsname name;
if (uname (&name) >= 0)
return Value (QString (name.sysname));
}
if (type == "totmem")
// not supported
return Value::errorVALUE();
if (type == "osversion")
{
struct utsname name;
if (uname (&name) >= 0)
{
QString os = QString("%1 %2 (%3)").arg( name.sysname ).
arg( name.release ).arg( name.machine );
return Value (os);
}
}
return Value::errorVALUE();
}
// Function: ISBLANK
Value func_isblank (valVector args, ValueCalc *, FuncExtra *)
{
return Value (args[0].isEmpty());
}
// Function: ISLOGICAL
Value func_islogical (valVector args, ValueCalc *, FuncExtra *)
{
return Value (args[0].isBoolean());
}
// Function: ISTEXT
Value func_istext (valVector args, ValueCalc *, FuncExtra *)
{
return Value (args[0].isString());
}
// Function: ISREF
Value func_isref (valVector, ValueCalc */*calc*/, FuncExtra *e)
{
// no reference ?
if ((e == 0) || (e->ranges[0].col1 == -1) || (e->ranges[0].row1 == -1))
return Value (false);
// if we are here, it is a reference (cell/range)
return Value (true);
}
// Function: ISNOTTEXT
Value func_isnottext (valVector args, ValueCalc *, FuncExtra *)
{
return Value (args[0].isString() ? false : true);
}
// Function: ISNUM
Value func_isnum (valVector args, ValueCalc *, FuncExtra *)
{
return Value (args[0].isNumber());
}
// Function: ISTIME
Value func_istime (valVector args, ValueCalc *, FuncExtra *)
{
return Value ((args[0].format() == Value::fmt_Time)
|| (args[0].format() == Value::fmt_DateTime));
}
// Function: ISDATE
Value func_isdate (valVector args, ValueCalc *, FuncExtra *)
{
return Value ((args[0].format() == Value::fmt_Date)
|| (args[0].format() == Value::fmt_DateTime));
}
// Function: ISODD
Value func_isodd (valVector args, ValueCalc *calc, FuncExtra *)
{
return Value (calc->isEven(args[0]) ? false : true);
}
// Function: ISEVEN
Value func_iseven (valVector args, ValueCalc *calc, FuncExtra *)
{
return Value (calc->isEven(args[0]));
}
// Function: ISERR
Value func_iserr (valVector args, ValueCalc *, FuncExtra *)
{
return (args[0].isError() &&
(args[0].errorMessage() != Value::errorNA().errorMessage()));
}
// Function: ISERROR
Value func_iserror (valVector args, ValueCalc *, FuncExtra *)
{
return args[0].isError();
}
// Function: ISNA
Value func_isna (valVector args, ValueCalc *, FuncExtra *)
{
return (args[0].isError() &&
(args[0].errorMessage() == Value::errorNA().errorMessage()));
}
// Function: TYPE
Value func_type (valVector args, ValueCalc *, FuncExtra *)
{
// Returns 1 for numbers, 2 for text, 4 for boolean, 16 for error,
// 64 for arrays
if (args[0].isArray())
return Value (64);
if (args[0].isNumber())
return Value (1);
if (args[0].isString())
return Value (2);
if (args[0].isBoolean())
return Value (4);
if (args[0].isError())
return Value (16);
// something else ?
return Value (0);
}
Value func_filename (valVector, ValueCalc *calc, FuncExtra *)
{
return Value (calc->doc()->url().prettyURL());
}
// Function: N
Value func_n (valVector args, ValueCalc *calc, FuncExtra *)
{
return calc->conv()->asFloat (args[0]);
}