mirror of https://github.com/JakubMelka/PDF4QT.git
302 lines
12 KiB
C++
302 lines
12 KiB
C++
// Copyright (C) 2020-2021 Jakub Melka
|
|
//
|
|
// This file is part of PDF4QT.
|
|
//
|
|
// PDF4QT is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Lesser General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// with the written consent of the copyright owner, any later version.
|
|
//
|
|
// PDF4QT 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 Lesser General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public License
|
|
// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
#include "pdftoolinfo.h"
|
|
#include "pdfform.h"
|
|
#include "pdfjavascriptscanner.h"
|
|
|
|
#include <QPageSize>
|
|
#include <QCryptographicHash>
|
|
|
|
namespace pdftool
|
|
{
|
|
|
|
static PDFToolInfoApplication s_infoApplication;
|
|
|
|
QString PDFToolInfoApplication::getStandardString(StandardString standardString) const
|
|
{
|
|
switch (standardString)
|
|
{
|
|
case Command:
|
|
return "info";
|
|
|
|
case Name:
|
|
return PDFToolTranslationContext::tr("Info");
|
|
|
|
case Description:
|
|
return PDFToolTranslationContext::tr("Retrieve basic informations about a document.");
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
return QString();
|
|
}
|
|
|
|
int PDFToolInfoApplication::execute(const PDFToolOptions& options)
|
|
{
|
|
pdf::PDFDocument document;
|
|
QByteArray sourceData;
|
|
if (!readDocument(options, document, &sourceData, false))
|
|
{
|
|
return ErrorDocumentReading;
|
|
}
|
|
|
|
QLocale locale;
|
|
|
|
const pdf::PDFDocumentInfo* info = document.getInfo();
|
|
const pdf::PDFCatalog* catalog = document.getCatalog();
|
|
|
|
PDFOutputFormatter formatter(options.outputStyle, options.outputCodec);
|
|
formatter.beginDocument("info", PDFToolTranslationContext::tr("Information about document %1").arg(options.document));
|
|
formatter.endl();
|
|
|
|
formatter.beginTable("properties", PDFToolTranslationContext::tr("Properties:"));
|
|
|
|
formatter.beginTableHeaderRow("header");
|
|
formatter.writeTableHeaderColumn("property", PDFToolTranslationContext::tr("Property"), Qt::AlignLeft);
|
|
formatter.writeTableHeaderColumn("value", PDFToolTranslationContext::tr("Value"), Qt::AlignLeft);
|
|
formatter.endTableHeaderRow();
|
|
|
|
auto writeProperty = [&formatter](const QString& propertyName, const QString& property, const QString& value)
|
|
{
|
|
formatter.beginTableRow(propertyName);
|
|
formatter.writeTableColumn("property", property);
|
|
formatter.writeTableColumn("value", value);
|
|
formatter.endTableRow();
|
|
};
|
|
|
|
writeProperty("title", PDFToolTranslationContext::tr("Title"), info->title);
|
|
writeProperty("subject", PDFToolTranslationContext::tr("Subject"), info->subject);
|
|
writeProperty("keywords", PDFToolTranslationContext::tr("Keywords"), info->keywords);
|
|
writeProperty("author", PDFToolTranslationContext::tr("Author"), info->author);
|
|
writeProperty("creator", PDFToolTranslationContext::tr("Creator"), info->creator);
|
|
writeProperty("producer", PDFToolTranslationContext::tr("Producer"), info->producer);
|
|
writeProperty("creation-date", PDFToolTranslationContext::tr("Creation date"), info->creationDate.toLocalTime().toString(options.outputDateFormat));
|
|
writeProperty("modified-date", PDFToolTranslationContext::tr("Modified date"), info->modifiedDate.toLocalTime().toString(options.outputDateFormat));
|
|
writeProperty("version", PDFToolTranslationContext::tr("Version"), QString::fromLatin1(document.getVersion()));
|
|
|
|
QString trapped;
|
|
switch (info->trapped)
|
|
{
|
|
case pdf::PDFDocumentInfo::Trapped::True:
|
|
trapped = PDFToolTranslationContext::tr("Yes");
|
|
break;
|
|
|
|
case pdf::PDFDocumentInfo::Trapped::False:
|
|
trapped = PDFToolTranslationContext::tr("No");
|
|
break;
|
|
|
|
case pdf::PDFDocumentInfo::Trapped::Unknown:
|
|
trapped = PDFToolTranslationContext::tr("Unknown");
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
writeProperty("tagged", PDFToolTranslationContext::tr("Tagged"), trapped);
|
|
|
|
QString formType;
|
|
pdf::PDFForm form = pdf::PDFForm::parse(&document, catalog->getFormObject());
|
|
switch (form.getFormType())
|
|
{
|
|
case pdf::PDFForm::FormType::None:
|
|
formType = PDFToolTranslationContext::tr("None");
|
|
break;
|
|
|
|
case pdf::PDFForm::FormType::AcroForm:
|
|
formType = PDFToolTranslationContext::tr("AcroForm");
|
|
break;
|
|
|
|
case pdf::PDFForm::FormType::XFAForm:
|
|
formType = PDFToolTranslationContext::tr("XFA");
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
writeProperty("form-type", PDFToolTranslationContext::tr("Form type"), formType);
|
|
|
|
const pdf::PDFInteger pageCount = catalog->getPageCount();
|
|
writeProperty("page-count", PDFToolTranslationContext::tr("Page count"), locale.toString(pageCount));
|
|
if (pageCount > 0)
|
|
{
|
|
const pdf::PDFPage* firstPage = catalog->getPage(0);
|
|
QSizeF pageSizeMM = firstPage->getRectMM(firstPage->getRotatedMediaBox()).size();
|
|
QPageSize pageSize(pageSizeMM, QPageSize::Millimeter, QString(), QPageSize::FuzzyOrientationMatch);
|
|
QString paperSizeString = QString("%1 x %2 mm").arg(locale.toString(pageSizeMM.width()), locale.toString(pageSizeMM.height()));
|
|
|
|
writeProperty("paper-format", PDFToolTranslationContext::tr("Paper format"), pageSize.name());
|
|
writeProperty("paper-size", PDFToolTranslationContext::tr("Paper size"), paperSizeString);
|
|
}
|
|
|
|
if (!info->extra.empty())
|
|
{
|
|
for (const auto& item : info->extra)
|
|
{
|
|
QString key = QString::fromLatin1(item.first);
|
|
QVariant valueVariant = item.second;
|
|
QString value = (valueVariant.type() == QVariant::DateTime) ? valueVariant.toDateTime().toLocalTime().toString(options.outputDateFormat) : valueVariant.toString();
|
|
writeProperty("custom-property", key, value);
|
|
}
|
|
}
|
|
|
|
writeProperty("file-name", PDFToolTranslationContext::tr("File name"), options.document);
|
|
writeProperty("file-size", PDFToolTranslationContext::tr("File size"), locale.toString(sourceData.size()));
|
|
|
|
pdf::PDFJavaScriptScanner scanner(&document);
|
|
writeProperty("javascript", PDFToolTranslationContext::tr("JavaScript"), scanner.hasJavaScript() ? PDFToolTranslationContext::tr("Yes") : PDFToolTranslationContext::tr("No"));
|
|
|
|
const pdf::PDFSecurityHandler* securityHandler = document.getStorage().getSecurityHandler();
|
|
const pdf::EncryptionMode mode = securityHandler->getMode();
|
|
QString modeString;
|
|
switch (mode)
|
|
{
|
|
case pdf::EncryptionMode::None:
|
|
modeString = PDFToolTranslationContext::tr("None");
|
|
break;
|
|
|
|
case pdf::EncryptionMode::Standard:
|
|
modeString = PDFToolTranslationContext::tr("Standard");
|
|
break;
|
|
|
|
case pdf::EncryptionMode::Custom:
|
|
modeString = PDFToolTranslationContext::tr("Custom");
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
QString authorizationMode;
|
|
switch (securityHandler->getAuthorizationResult())
|
|
{
|
|
case pdf::PDFSecurityHandler::AuthorizationResult::NoAuthorizationRequired:
|
|
authorizationMode = PDFToolTranslationContext::tr("No authorization required");
|
|
break;
|
|
|
|
case pdf::PDFSecurityHandler::AuthorizationResult::OwnerAuthorized:
|
|
authorizationMode = PDFToolTranslationContext::tr("Authorized as owner");
|
|
break;
|
|
|
|
case pdf::PDFSecurityHandler::AuthorizationResult::UserAuthorized:
|
|
authorizationMode = PDFToolTranslationContext::tr("Authorized as user");
|
|
break;
|
|
|
|
default:
|
|
Q_ASSERT(false);
|
|
break;
|
|
}
|
|
|
|
writeProperty("encryption", PDFToolTranslationContext::tr("Encryption"), modeString);
|
|
writeProperty("authorized-as", PDFToolTranslationContext::tr("Authorization"), authorizationMode);
|
|
|
|
QStringList permissions;
|
|
if (securityHandler->getAuthorizationResult() != pdf::PDFSecurityHandler::AuthorizationResult::NoAuthorizationRequired)
|
|
{
|
|
writeProperty("metadata-encrypted", PDFToolTranslationContext::tr("Metadata encrypted"), securityHandler->isMetadataEncrypted() ? PDFToolTranslationContext::tr("Yes") : PDFToolTranslationContext::tr("No"));
|
|
writeProperty("version", PDFToolTranslationContext::tr("Version"), locale.toString(securityHandler->getVersion()));
|
|
|
|
if (securityHandler->isAllowed(pdf::PDFSecurityHandler::Permission::PrintLowResolution))
|
|
{
|
|
permissions << PDFToolTranslationContext::tr("Print (low resolution)");
|
|
}
|
|
if (securityHandler->isAllowed(pdf::PDFSecurityHandler::Permission::PrintHighResolution))
|
|
{
|
|
permissions << PDFToolTranslationContext::tr("Print");
|
|
}
|
|
if (securityHandler->isAllowed(pdf::PDFSecurityHandler::Permission::CopyContent))
|
|
{
|
|
permissions << PDFToolTranslationContext::tr("Copy content");
|
|
}
|
|
if (securityHandler->isAllowed(pdf::PDFSecurityHandler::Permission::Accessibility))
|
|
{
|
|
permissions << PDFToolTranslationContext::tr("Accessibility");
|
|
}
|
|
if (securityHandler->isAllowed(pdf::PDFSecurityHandler::Permission::Assemble))
|
|
{
|
|
permissions << PDFToolTranslationContext::tr("Page assembling");
|
|
}
|
|
if (securityHandler->isAllowed(pdf::PDFSecurityHandler::Permission::Modify))
|
|
{
|
|
permissions << PDFToolTranslationContext::tr("Modify content");
|
|
}
|
|
if (securityHandler->isAllowed(pdf::PDFSecurityHandler::Permission::ModifyInteractiveItems))
|
|
{
|
|
permissions << PDFToolTranslationContext::tr("Modify interactive items");
|
|
}
|
|
if (securityHandler->isAllowed(pdf::PDFSecurityHandler::Permission::ModifyFormFields))
|
|
{
|
|
permissions << PDFToolTranslationContext::tr("Form filling");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
permissions << PDFToolTranslationContext::tr("All");
|
|
}
|
|
|
|
writeProperty("permissions", PDFToolTranslationContext::tr("Permissions"), permissions.join(", "));
|
|
|
|
formatter.endTable();
|
|
|
|
if (options.computeHashes)
|
|
{
|
|
formatter.endl();
|
|
|
|
formatter.beginTable("hashes", PDFToolTranslationContext::tr("File hashes:"));
|
|
|
|
formatter.beginTableHeaderRow("header");
|
|
formatter.writeTableHeaderColumn("algorithm", PDFToolTranslationContext::tr("Algorithm"), Qt::AlignLeft);
|
|
formatter.writeTableHeaderColumn("hash", PDFToolTranslationContext::tr("Hash"), Qt::AlignLeft);
|
|
formatter.endTableHeaderRow();
|
|
|
|
auto writeHash = [&formatter, &sourceData](QCryptographicHash::Algorithm algorithm, const QString& algorithmName, const QString& algorithmDescription)
|
|
{
|
|
formatter.beginTableRow(algorithmName);
|
|
formatter.writeTableColumn("algorithm", algorithmDescription);
|
|
formatter.writeTableColumn("hash", QString::fromLatin1(QCryptographicHash::hash(sourceData, algorithm).toHex()).toUpper());
|
|
formatter.endTableRow();
|
|
};
|
|
|
|
writeHash(QCryptographicHash::Md5, "MD5", PDFToolTranslationContext::tr("MD5"));
|
|
writeHash(QCryptographicHash::Sha1, "SHA1", PDFToolTranslationContext::tr("SHA1"));
|
|
writeHash(QCryptographicHash::Sha256, "SHA256", PDFToolTranslationContext::tr("SHA256"));
|
|
writeHash(QCryptographicHash::Sha384, "SHA384", PDFToolTranslationContext::tr("SHA384"));
|
|
writeHash(QCryptographicHash::Sha512, "SHA512", PDFToolTranslationContext::tr("SHA512"));
|
|
|
|
formatter.endTable();
|
|
}
|
|
|
|
formatter.endDocument();
|
|
PDFConsole::writeText(formatter.getString(), options.outputCodec);
|
|
|
|
return ExitSuccess;
|
|
}
|
|
|
|
PDFToolAbstractApplication::Options PDFToolInfoApplication::getOptionsFlags() const
|
|
{
|
|
return ConsoleFormat | OpenDocument | DateFormat | ComputeHashes;
|
|
}
|
|
|
|
} // namespace pdftool
|