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office-gobmx/i18nutil/source/utility/paper.cxx
Noel Grandin 23e3de725e use more string_view in i18nutil::PaperInfo 
Change-Id: I54e75c14b7dbfbfb03e827b5c6167f1256f2733e
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/167628
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Tested-by: Jenkins
2024-05-14 19:49:10 +02:00

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <sal/config.h>
#include <o3tl/unit_conversion.hxx>
#include <o3tl/string_view.hxx>
#include <officecfg/Setup.hxx>
#include <officecfg/System.hxx>
#include <sal/macros.h>
#include <rtl/ustring.hxx>
#include <rtl/string.hxx>
#include <tools/long.hxx>
#include <i18nutil/paper.hxx>
#include <unotools/configmgr.hxx>
#include <com/sun/star/lang/Locale.hpp>
#ifdef UNX
#include <stdio.h>
#include <locale.h>
#if defined(LC_PAPER) && defined(_GNU_SOURCE)
#include <langinfo.h>
#endif
#endif
namespace {
struct PageDesc
{
tools::Long m_nWidth;
tools::Long m_nHeight;
const char *m_pPSName;
const char *m_pAltPSName;
};
constexpr tools::Long PT2MM100(double v) { return o3tl::convert(v, o3tl::Length::pt, o3tl::Length::mm100) + 0.5; }
constexpr tools::Long IN2MM100(double v) { return o3tl::convert(v, o3tl::Length::in, o3tl::Length::mm100) + 0.5; }
constexpr tools::Long MM2MM100(double v) { return o3tl::convert(v, o3tl::Length::mm, o3tl::Length::mm100) + 0.5; }
}
//PostScript Printer Description File Format Specification
//http://partners.adobe.com/public/developer/en/ps/5003.PPD_Spec_v4.3.pdf
//https://web.archive.org/web/20040912070512/http://www.y-adagio.com/public/committees/docsii/doc_00-49/symp_ulaan/china_ppr.pdf (Kai)
//http://www.sls.psi.ch/controls/help/howto/Howto_Print_a_A0_Poster_at_WSLA_012_2.pdf (Dia)
//!! The order of these entries must correspond to enum Paper in <i18nutil/paper.hxx>
// see XclPaperSize pPaperSizeTable in calc and ApiPaperSize in filter
constexpr PageDesc aDinTab[] =
{
{ MM2MM100( 841 ), MM2MM100( 1189 ), "A0", nullptr },
{ MM2MM100( 594 ), MM2MM100( 841 ), "A1", nullptr },
{ MM2MM100( 420 ), MM2MM100( 594 ), "A2", nullptr },
{ MM2MM100( 297 ), MM2MM100( 420 ), "A3", nullptr },
{ MM2MM100( 210 ), MM2MM100( 297 ), "A4", nullptr },
{ MM2MM100( 148 ), MM2MM100( 210 ), "A5", nullptr },
{ MM2MM100( 250 ), MM2MM100( 353 ), "ISOB4", nullptr },
{ MM2MM100( 176 ), MM2MM100( 250 ), "ISOB5", nullptr },
{ IN2MM100( 8.5 ), IN2MM100( 11 ), "Letter", "Note" },
{ IN2MM100( 8.5 ), IN2MM100( 14 ), "Legal", nullptr },
{ IN2MM100( 11 ), IN2MM100( 17 ), "Tabloid", "11x17" },
{ 0, 0, nullptr, nullptr }, //User
{ MM2MM100( 125 ), MM2MM100( 176 ), "ISOB6", nullptr },
{ MM2MM100( 229 ), MM2MM100( 324 ), "EnvC4", "C4" },
{ MM2MM100( 162 ), MM2MM100( 229 ), "EnvC5", "C5" },
{ MM2MM100( 114 ), MM2MM100( 162 ), "EnvC6", "C6" },
{ MM2MM100( 114 ), MM2MM100( 229 ), "EnvC65", nullptr },
{ MM2MM100( 110 ), MM2MM100( 220 ), "EnvDL", "DL" },
{ MM2MM100( 180), MM2MM100( 270 ), nullptr, nullptr }, //Dia
{ MM2MM100( 210), MM2MM100( 280 ), nullptr, nullptr }, //Screen 4:3
{ IN2MM100( 17 ), IN2MM100( 22 ), "AnsiC", "CSheet" },
{ IN2MM100( 22 ), IN2MM100( 34 ), "AnsiD", "DSheet" },
{ IN2MM100( 34 ), IN2MM100( 44 ), "AnsiE", "ESheet" },
{ IN2MM100( 7.25 ), IN2MM100( 10.5 ), "Executive", nullptr },
//"Folio" is a different size in the PPD documentation than 8.5x11
//This "FanFoldGermanLegal" is known in the Philippines as
//"Legal" paper or "Long Bond Paper". The "Legal" name causing untold
//misery, given the differently sized US "Legal" paper
{ IN2MM100( 8.5 ), IN2MM100( 13 ), "FanFoldGermanLegal", nullptr },
{ IN2MM100( 3.875 ), IN2MM100( 7.5 ), "EnvMonarch", "Monarch" },
{ IN2MM100( 3.625 ), IN2MM100( 6.5 ), "EnvPersonal", "Personal" },
{ IN2MM100( 3.875 ), IN2MM100( 8.875 ), "Env9", nullptr },
{ IN2MM100( 4.125 ), IN2MM100( 9.5 ), "Env10", "Comm10" },
{ IN2MM100( 4.5 ), IN2MM100( 10.375 ), "Env11", nullptr },
{ IN2MM100( 4.75 ), IN2MM100( 11 ), "Env12", nullptr },
{ MM2MM100( 184 ), MM2MM100( 260 ), nullptr, nullptr }, //Kai16 / 16k
{ MM2MM100( 130 ), MM2MM100( 184 ), nullptr, nullptr }, //Kai32
{ MM2MM100( 140 ), MM2MM100( 203 ), nullptr, nullptr }, //BigKai32
{ MM2MM100( 257 ), MM2MM100( 364 ), "B4", nullptr }, //JIS
{ MM2MM100( 182 ), MM2MM100( 257 ), "B5", nullptr }, //JIS
{ MM2MM100( 128 ), MM2MM100( 182 ), "B6", nullptr }, //JIS
{ IN2MM100( 17 ), IN2MM100( 11 ), "Ledger", nullptr },
{ IN2MM100( 5.5 ), IN2MM100( 8.5 ), "Statement", nullptr },
{ PT2MM100( 610 ), PT2MM100( 780 ), "Quarto", nullptr },
{ IN2MM100( 10 ), IN2MM100( 14 ), "10x14", nullptr },
{ IN2MM100( 5.5 ), IN2MM100( 11.5 ), "Env14", nullptr },
{ MM2MM100( 324 ), MM2MM100( 458 ), "EnvC3", "C3" },
{ MM2MM100( 110 ), MM2MM100( 230 ), "EnvItalian", nullptr },
{ IN2MM100( 14.875 ),IN2MM100( 11 ), "FanFoldUS", nullptr },
{ IN2MM100( 8.5 ), IN2MM100( 13 ), "FanFoldGerman", nullptr },
{ MM2MM100( 100 ), MM2MM100( 148 ), "Postcard", nullptr },
{ IN2MM100( 9 ), IN2MM100( 11 ), "9x11", nullptr },
{ IN2MM100( 10 ), IN2MM100( 11 ), "10x11", nullptr },
{ IN2MM100( 15 ), IN2MM100( 11 ), "15x11", nullptr },
{ MM2MM100( 220 ), MM2MM100( 220 ), "EnvInvite", nullptr },
{ MM2MM100( 227 ), MM2MM100( 356 ), "SuperA", nullptr },
{ MM2MM100( 305 ), MM2MM100( 487 ), "SuperB", nullptr },
{ IN2MM100( 8.5 ), IN2MM100( 12.69 ), "LetterPlus", nullptr },
{ MM2MM100( 210 ), MM2MM100( 330 ), "A4Plus", nullptr },
{ MM2MM100( 200 ), MM2MM100( 148 ), "DoublePostcard", nullptr },
{ MM2MM100( 105 ), MM2MM100( 148 ), "A6", nullptr },
{ IN2MM100( 12 ), IN2MM100( 11 ), "12x11", nullptr },
{ MM2MM100( 74 ), MM2MM100( 105 ), "A7", nullptr },
{ MM2MM100( 52 ), MM2MM100( 74 ), "A8", nullptr },
{ MM2MM100( 37 ), MM2MM100( 52 ), "A9", nullptr },
{ MM2MM100( 26 ), MM2MM100( 37 ), "A10", nullptr },
{ MM2MM100( 1000 ), MM2MM100( 1414 ), "ISOB0", nullptr },
{ MM2MM100( 707 ), MM2MM100( 1000 ), "ISOB1", nullptr },
{ MM2MM100( 500 ), MM2MM100( 707 ), "ISOB2", nullptr },
{ MM2MM100( 353 ), MM2MM100( 500 ), "ISOB3", nullptr },
{ MM2MM100( 88 ), MM2MM100( 125 ), "ISOB7", nullptr },
{ MM2MM100( 62 ), MM2MM100( 88 ), "ISOB8", nullptr },
{ MM2MM100( 44 ), MM2MM100( 62 ), "ISOB9", nullptr },
{ MM2MM100( 31 ), MM2MM100( 44 ), "ISOB10", nullptr },
{ MM2MM100( 458 ), MM2MM100( 648 ), "EnvC2", "C2" },
{ MM2MM100( 81 ), MM2MM100( 114 ), "EnvC7", "C7" },
{ MM2MM100( 57 ), MM2MM100( 81 ), "EnvC8", "C8" },
{ IN2MM100( 9 ), IN2MM100( 12 ), "ARCHA", nullptr },
{ IN2MM100( 12 ), IN2MM100( 18 ), "ARCHB", nullptr },
{ IN2MM100( 18 ), IN2MM100( 24 ), "ARCHC", nullptr },
{ IN2MM100( 24 ), IN2MM100( 36 ), "ARCHD", nullptr },
{ IN2MM100( 36 ), IN2MM100( 48 ), "ARCHE", nullptr },
{ MM2MM100( 157.5), MM2MM100( 280 ), nullptr, nullptr }, //Screen 16:9
{ MM2MM100( 175 ), MM2MM100( 280 ), nullptr, nullptr }, //Screen 16:10
{ MM2MM100( 195 ), MM2MM100( 270 ), nullptr, nullptr }, // 16k
{ MM2MM100( 197 ), MM2MM100( 273 ), nullptr, nullptr }, // 16k
{ IN2MM100( 7.5 ), IN2MM100( 13.333 ), nullptr, nullptr }, //PowerPoint Widescreen
{ IN2MM100( 7.5 ), IN2MM100( 10 ), nullptr, nullptr }, //PowerPoint On-screen Show (4:3)
{ IN2MM100( 5.625 ), IN2MM100( 10 ), nullptr, nullptr }, //PowerPoint On-screen Show (16:9)
{ IN2MM100( 6.25 ), IN2MM100( 10 ), nullptr, nullptr } //PowerPoint On-screen Show (16:10)
};
const size_t nTabSize = SAL_N_ELEMENTS(aDinTab);
// tdf#151107 make this not just large enough for rounding errors on our side
// but also large enough to match where the ppd side rounded up to the next
// point. Seen with C5/C6/C65 envelopes which can be found over 1 point away
// from the values in aDinTab
#define MAXSLOPPY PT2MM100(1.25)
void PaperInfo::doSloppyFit(bool bAlsoTryRotated)
{
if (m_eType != PAPER_USER)
return;
for ( size_t i = 0; i < nTabSize; ++i )
{
if (i == PAPER_USER) continue;
tools::Long lDiffW = std::abs(aDinTab[i].m_nWidth - m_nPaperWidth);
tools::Long lDiffH = std::abs(aDinTab[i].m_nHeight - m_nPaperHeight);
if (lDiffW < MAXSLOPPY && lDiffH < MAXSLOPPY)
{
m_nPaperWidth = aDinTab[i].m_nWidth;
m_nPaperHeight = aDinTab[i].m_nHeight;
m_eType = static_cast<Paper>(i);
return;
}
}
if (bAlsoTryRotated)
{
std::swap(m_nPaperWidth, m_nPaperHeight);
doSloppyFit();
std::swap(m_nPaperWidth, m_nPaperHeight);
}
}
bool PaperInfo::sloppyEqual(const PaperInfo &rOther) const
{
return
(
(std::abs(m_nPaperWidth - rOther.m_nPaperWidth) < MAXSLOPPY) &&
(std::abs(m_nPaperHeight - rOther.m_nPaperHeight) < MAXSLOPPY)
);
}
tools::Long PaperInfo::sloppyFitPageDimension(tools::Long nDimension)
{
for ( size_t i = 0; i < nTabSize; ++i )
{
if (i == PAPER_USER) continue;
tools::Long lDiff;
lDiff = std::abs(aDinTab[i].m_nWidth - nDimension);
if ( lDiff < MAXSLOPPY )
return aDinTab[i].m_nWidth;
lDiff = std::abs(aDinTab[i].m_nHeight - nDimension);
if ( lDiff < MAXSLOPPY )
return aDinTab[i].m_nHeight;
}
return nDimension;
}
PaperInfo PaperInfo::getSystemDefaultPaper()
{
if (comphelper::IsFuzzing())
return PaperInfo(PAPER_A4);
OUString aLocaleStr = officecfg::Setup::L10N::ooSetupSystemLocale::get();
#ifdef UNX
// if set to "use system", get papersize from system
if (aLocaleStr.isEmpty())
{
static bool bInitialized = false;
static PaperInfo aInstance(PAPER_A4);
if (bInitialized)
return aInstance;
#if ! defined(MACOSX) && ! defined(EMSCRIPTEN)
// try libpaper
// #i78617# workaround missing paperconf command
FILE* pPipe = popen( "paperconf 2>/dev/null", "r" );
if( pPipe )
{
Paper ePaper = PAPER_USER;
char aBuffer[ 1024 ];
aBuffer[0] = 0;
char *pBuffer = fgets( aBuffer, sizeof(aBuffer), pPipe );
bool bOk = pclose(pPipe) == 0;
if (bOk && pBuffer && *pBuffer != 0)
{
std::string_view aPaper(pBuffer);
aPaper = o3tl::trim(aPaper);
static constexpr struct { std::string_view aName; Paper ePaper; } aCustoms [] =
{
{ "B0", PAPER_B0_ISO },
{ "B1", PAPER_B1_ISO },
{ "B2", PAPER_B2_ISO },
{ "B3", PAPER_B3_ISO },
{ "B4", PAPER_B4_ISO },
{ "B5", PAPER_B5_ISO },
{ "B6", PAPER_B6_ISO },
{ "B7", PAPER_B7_ISO },
{ "B8", PAPER_B8_ISO },
{ "B9", PAPER_B9_ISO },
{ "B10", PAPER_B10_ISO },
{ "folio", PAPER_FANFOLD_LEGAL_DE },
{ "flsa", PAPER_FANFOLD_LEGAL_DE },
{ "flse", PAPER_FANFOLD_LEGAL_DE }
};
bool bHalve = false;
size_t const nExtraTabSize = SAL_N_ELEMENTS(aCustoms);
for (size_t i = 0; i < nExtraTabSize; ++i)
{
if (o3tl::equalsIgnoreAsciiCase(aCustoms[i].aName, aPaper))
{
ePaper = aCustoms[i].ePaper;
break;
}
}
if (ePaper == PAPER_USER)
{
bHalve = o3tl::starts_with(aPaper, "half", &aPaper);
ePaper = PaperInfo::fromPSName(aPaper);
}
if (ePaper != PAPER_USER)
{
aInstance = PaperInfo(ePaper);
if (bHalve)
aInstance = PaperInfo(aInstance.getHeight()/2, aInstance.getWidth());
bInitialized = true;
return aInstance;
}
}
}
#endif
// _NL_PAPER_WIDTH / HEIGHT not available with android unified headers
#if defined(LC_PAPER) && defined(_GNU_SOURCE) && !defined(ANDROID)
// try LC_PAPER
locale_t loc = newlocale(LC_PAPER_MASK, "", static_cast<locale_t>(0));
if (loc != static_cast<locale_t>(0))
{
union paperword { char *string; int word; };
paperword w, h;
w.string = nl_langinfo_l(_NL_PAPER_WIDTH, loc);
h.string = nl_langinfo_l(_NL_PAPER_HEIGHT, loc);
freelocale(loc);
//glibc stores sizes as integer mm units
w.word *= 100;
h.word *= 100;
for ( size_t i = 0; i < nTabSize; ++i )
{
if (i == PAPER_USER) continue;
//glibc stores sizes as integer mm units, and so is inaccurate.
//To find a standard paper size we calculate the standard paper
//sizes into equally inaccurate mm and compare
tools::Long width = (aDinTab[i].m_nWidth + 50) / 100;
tools::Long height = (aDinTab[i].m_nHeight + 50) / 100;
if (width == w.word/100 && height == h.word/100)
{
w.word = aDinTab[i].m_nWidth;
h.word = aDinTab[i].m_nHeight;
break;
}
}
aInstance = PaperInfo(w.word, h.word);
bInitialized = true;
return aInstance;
}
#endif
}
#endif
// if set to "use system", try to get locale from system
if (aLocaleStr.isEmpty())
aLocaleStr = officecfg::System::L10N::Locale::get();
static constexpr OUStringLiteral EN_US = u"en-US";
if (aLocaleStr.isEmpty())
aLocaleStr = EN_US;
// convert locale string to locale struct
css::lang::Locale aSysLocale;
sal_Int32 nDashPos = aLocaleStr.indexOf( '-' );
if( nDashPos < 0 ) nDashPos = aLocaleStr.getLength();
aSysLocale.Language = aLocaleStr.copy( 0, nDashPos );
if( nDashPos + 1 < aLocaleStr.getLength() )
aSysLocale.Country = aLocaleStr.copy( nDashPos + 1 );
return PaperInfo::getDefaultPaperForLocale(aSysLocale);
}
PaperInfo::PaperInfo(Paper eType) : m_eType(eType)
{
static_assert( SAL_N_ELEMENTS(aDinTab) == NUM_PAPER_ENTRIES,
"mismatch between array entries and enum values" );
m_nPaperWidth = aDinTab[m_eType].m_nWidth;
m_nPaperHeight = aDinTab[m_eType].m_nHeight;
}
PaperInfo::PaperInfo(tools::Long nPaperWidth, tools::Long nPaperHeight)
: m_eType(PAPER_USER),
m_nPaperWidth(nPaperWidth),
m_nPaperHeight(nPaperHeight)
{
for ( size_t i = 0; i < nTabSize; ++i )
{
if (
(nPaperWidth == aDinTab[i].m_nWidth) &&
(nPaperHeight == aDinTab[i].m_nHeight)
)
{
m_eType = static_cast<Paper>(i);
break;
}
}
}
OString PaperInfo::toPSName(Paper ePaper)
{
return static_cast<size_t>(ePaper) < nTabSize && aDinTab[ePaper].m_pPSName ? OString(aDinTab[ePaper].m_pPSName) : OString();
}
Paper PaperInfo::fromPSName(std::string_view rName)
{
if (rName.empty())
return PAPER_USER;
for ( size_t i = 0; i < nTabSize; ++i )
{
if (aDinTab[i].m_pPSName &&
o3tl::equalsIgnoreAsciiCase(aDinTab[i].m_pPSName, rName))
{
return static_cast<Paper>(i);
}
else if (aDinTab[i].m_pAltPSName &&
o3tl::equalsIgnoreAsciiCase(aDinTab[i].m_pAltPSName, rName))
{
return static_cast<Paper>(i);
}
}
return PAPER_USER;
}
//http://wiki.openoffice.org/wiki/DefaultPaperSize
//http://www.unicode.org/cldr/data/charts/supplemental/territory_language_information.html
//http://sourceware.org/git/?p=glibc.git;a=tree;f=localedata/locales
//http://en.wikipedia.org/wiki/Paper_size
//http://msdn.microsoft.com/en-us/library/cc195164.aspx
PaperInfo PaperInfo::getDefaultPaperForLocale( const css::lang::Locale & rLocale )
{
Paper eType = PAPER_A4;
if (
//United States, Letter
rLocale.Country == "US" ||
//Puerto Rico:
// http://unicode.org/cldr/trac/ticket/1710
// http://sources.redhat.com/ml/libc-hacker/2001-07/msg00046.html
rLocale.Country == "PR" ||
//Canada:
// http://sources.redhat.com/ml/libc-hacker/2001-07/msg00053.html
rLocale.Country == "CA" ||
//Venuzuela:
// http://unicode.org/cldr/trac/ticket/1710
// https://www.redhat.com/archives/fedora-devel-list/2008-August/msg00019.html
rLocale.Country == "VE" ||
//Chile:
// http://unicode.org/cldr/trac/ticket/1710
// https://www.redhat.com/archives/fedora-devel-list/2008-August/msg00240.html
rLocale.Country == "CL" ||
//Mexico:
// http://unicode.org/cldr/trac/ticket/1710
// http://qa.openoffice.org/issues/show_bug.cgi?id=49739
rLocale.Country == "MX" ||
//Colombia:
// http://unicode.org/cldr/trac/ticket/1710
// http://qa.openoffice.org/issues/show_bug.cgi?id=69703
rLocale.Country == "CO" ||
//Philippines:
// http://unicode.org/cldr/trac/ticket/1710
// http://ubuntuliving.blogspot.com/2008/07/default-paper-size-in-evince.html
// http://www.gov.ph/faqs/driverslicense.asp
rLocale.Country == "PH" ||
//Belize:
// http://unicode.org/cldr/trac/ticket/2585
// http://www.belize.gov.bz/ct.asp?xItem=1666&ctNode=486&mp=27
rLocale.Country == "BZ" ||
//Costa Rica:
// http://unicode.org/cldr/trac/ticket/2585
// http://sources.redhat.com/bugzilla/show_bug.cgi?id=11258
rLocale.Country == "CR" ||
//Guatemala:
// http://unicode.org/cldr/trac/ticket/2585
// http://sources.redhat.com/bugzilla/show_bug.cgi?id=10936
rLocale.Country == "GT" ||
//Nicaragua:
// http://unicode.org/cldr/trac/ticket/2585
rLocale.Country == "NI" ||
//Panama:
// http://unicode.org/cldr/trac/ticket/2585
// http://www.minsa.gob.pa/minsa/tl_files/documents/baner_informativo/INSTRUMENTO%20DE%20INVESTIGACION%20DE%20RAAV%202009.pdf
rLocale.Country == "PA" ||
//El Salvador:
// http://unicode.org/cldr/trac/ticket/2585
// http://www.tse.gob.sv
rLocale.Country == "SV"
)
{
eType = PAPER_LETTER;
}
return eType;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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