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exiv2/src/datasets.cpp

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
File: datasets.cpp
Author(s): Brad Schick (brad) <brad@robotbattle.com>
Gilles Caulier (gc) <caulier dot gilles at gmail dot com>
History: 24-Jul-04, brad: created
*/
// included header files
#include "datasets.hpp"
#include "error.hpp"
#include "i18n.h" // NLS support.
#include "types.hpp"
#include <array>
#include <iomanip>
#include <regex>
#include <sstream>
// *****************************************************************************
// class member definitions
namespace Exiv2 {
constexpr auto familyName_ = "Iptc";
constexpr auto recordInfo_ = std::array{
RecordInfo{IptcDataSets::invalidRecord, "(invalid)", N_("(invalid)")},
RecordInfo{IptcDataSets::envelope, "Envelope", N_("IIM envelope record")},
RecordInfo{IptcDataSets::application2, "Application2", N_("IIM application record 2")},
};
constexpr DataSet envelopeRecord[] = {
{IptcDataSets::ModelVersion, "ModelVersion", N_("Model Version"),
N_("A binary number identifying the version of the Information "
"Interchange Model, Part I, utilised by the provider. Version "
"numbers are assigned by IPTC and NAA organizations."),
true, false, 2, 2, Exiv2::unsignedShort, IptcDataSets::envelope, ""},
{IptcDataSets::Destination, "Destination", N_("Destination"),
N_("This DataSet is to accommodate some providers who require "
"routing information above the appropriate OSI layers."),
false, true, 0, 1024, Exiv2::string, IptcDataSets::envelope, ""},
{IptcDataSets::FileFormat, "FileFormat", N_("File Format"),
N_("A binary number representing the file format. The file format "
"must be registered with IPTC or NAA with a unique number "
"assigned to it. The information is used to route "
"the data to the appropriate system and to allow the receiving "
"system to perform the appropriate actions there to."),
true, false, 2, 2, Exiv2::unsignedShort, IptcDataSets::envelope, ""},
{IptcDataSets::FileVersion, "FileVersion", N_("File Version"),
N_("A binary number representing the particular version of the File "
"Format specified by <FileFormat> tag."),
true, false, 2, 2, Exiv2::unsignedShort, IptcDataSets::envelope, ""},
{IptcDataSets::ServiceId, "ServiceId", N_("Service Id"), N_("Identifies the provider and product"), true, false, 0,
10, Exiv2::string, IptcDataSets::envelope, ""},
{IptcDataSets::EnvelopeNumber, "EnvelopeNumber", N_("Envelope Number"),
N_("The characters form a number that will be unique for the date "
"specified in <DateSent> tag and for the Service Identifier "
"specified by <ServiceIdentifier> tag. "
"If identical envelope numbers appear with the same date and "
"with the same Service Identifier, records 2-9 must be unchanged "
"from the original. This is not intended to be a sequential serial "
"number reception check."),
true, false, 8, 8, Exiv2::string, IptcDataSets::envelope, ""},
{IptcDataSets::ProductId, "ProductId", N_("Product Id"),
N_("Allows a provider to identify subsets of its overall service. Used "
"to provide receiving organisation data on which to select, route, "
"or otherwise handle data."),
false, true, 0, 32, Exiv2::string, IptcDataSets::envelope, ""},
{IptcDataSets::EnvelopePriority, "EnvelopePriority", N_("Envelope Priority"),
N_("Specifies the envelope handling priority and not the editorial "
"urgency (see <Urgency> tag). \"1\" indicates the most urgent, \"5\" "
"the normal urgency, and \"8\" the least urgent copy. The numeral "
"\"9\" indicates a User Defined Priority. The numeral \"0\" is reserved "
"for future use."),
false, false, 1, 1, Exiv2::string, IptcDataSets::envelope, ""},
{IptcDataSets::DateSent, "DateSent", N_("Date Sent"),
N_("Uses the format CCYYMMDD (century, year, month, day) as de-fined "
"in ISO 8601 to indicate year, month and day the service sent the material."),
true, false, 8, 8, Exiv2::date, IptcDataSets::envelope, ""},
{IptcDataSets::TimeSent, "TimeSent", N_("Time Sent"),
N_("Uses the format HHMMSS:HHMM where HHMMSS refers to "
"local hour, minute and seconds and HHMM refers to hours and "
"minutes ahead (+) or behind (-) Universal Coordinated Time as "
"described in ISO 8601. This is the time the service sent the material."),
false, false, 11, 11, Exiv2::time, IptcDataSets::envelope, ""},
{IptcDataSets::CharacterSet, "CharacterSet", N_("Character Set"),
N_("This tag consisting of one or more control functions used for the announcement, "
"invocation or designation of coded character sets. The control functions follow "
"the ISO 2022 standard and may consist of the escape control "
"character and one or more graphic characters."),
false, false, 0, 32, Exiv2::string, IptcDataSets::envelope, ""},
{IptcDataSets::UNO, "UNO", N_("Unique Name Object"),
N_("This tag provide a globally unique "
"identification for objects as specified in the IIM, independent of "
"provider and for any media form. The provider must ensure the "
"UNO is unique. Objects with the same UNO are identical."),
false, false, 14, 80, Exiv2::string, IptcDataSets::envelope, ""},
{IptcDataSets::ARMId, "ARMId", N_("ARM Identifier"),
N_("The DataSet identifies the Abstract Relationship Method identifier (ARM) "
"which is described in a document registered by the originator of "
"the ARM with the IPTC and NAA organizations."),
false, false, 2, 2, Exiv2::unsignedShort, IptcDataSets::envelope, ""},
{IptcDataSets::ARMVersion, "ARMVersion", N_("ARM Version"),
N_("This tag consisting of a binary number representing the particular "
"version of the ARM specified by tag <ARMId>."),
false, false, 2, 2, Exiv2::unsignedShort, IptcDataSets::envelope, ""},
{0xffff, "(Invalid)", "(Invalid)", "(Invalid)", false, false, 0, 0, Exiv2::unsignedShort, IptcDataSets::envelope,
""},
};
constexpr DataSet application2Record[] = {
{IptcDataSets::RecordVersion, "RecordVersion", N_("Record Version"),
N_("A binary number identifying the version of the Information "
"Interchange Model, Part II, utilised by the provider. "
"Version numbers are assigned by IPTC and NAA organizations."),
true, false, 2, 2, Exiv2::unsignedShort, IptcDataSets::application2, ""},
{IptcDataSets::ObjectType, "ObjectType", N_("Object Type"),
N_("The Object Type is used to distinguish between different types "
"of objects within the IIM. The first part is a number representing "
"a language independent international reference to an Object Type "
"followed by a colon separator. The second part, if used, is a text "
"representation of the Object Type Number consisting of graphic "
"characters plus spaces either in English or in the language of the "
"service as indicated in tag <LanguageIdentifier>"),
false, false, 3, 67, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::ObjectAttribute, "ObjectAttribute", N_("Object Attribute"),
N_("The Object Attribute defines the nature of the object "
"independent of the Subject. The first part is a number representing "
"a language independent international reference to an Object Attribute "
"followed by a colon separator. The second part, if used, is a text "
"representation of the Object Attribute Number consisting of graphic "
"characters plus spaces either in English, or in the language of the "
"service as indicated in tag <LanguageIdentifier>"),
false, true, 4, 68, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::ObjectName, "ObjectName", N_("Object Name"),
N_("Used as a shorthand reference for the object. Changes to exist-ing "
"data, such as updated stories or new crops on photos, should be "
"identified in tag <EditStatus>."),
false, false, 0, 64, Exiv2::string, IptcDataSets::application2, N_("Document Title")},
{IptcDataSets::EditStatus, "EditStatus", N_("Edit Status"),
N_("Status of the object data, according to the practice of the provider."), false, false, 0, 64, Exiv2::string,
IptcDataSets::application2, ""},
{IptcDataSets::EditorialUpdate, "EditorialUpdate", N_("Editorial Update"),
N_("Indicates the type of update that this object provides to a "
"previous object. The link to the previous object is made using "
"the tags <ARMIdentifier> and <ARMVersion>, according to the practices of the provider."),
false, false, 2, 2, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::Urgency, "Urgency", N_("Urgency"),
N_("Specifies the editorial urgency of content and not necessarily the "
"envelope handling priority (see tag <EnvelopePriority>). The \"1\" "
"is most urgent, \"5\" normal and \"8\" denotes the least-urgent copy."),
false, false, 1, 1, Exiv2::string, IptcDataSets::application2, N_("Urgency")},
{IptcDataSets::Subject, "Subject", N_("Subject"),
N_("The Subject Reference is a structured definition of the subject matter."), false, true, 13, 236, Exiv2::string,
IptcDataSets::application2, ""},
{IptcDataSets::Category, "Category", N_("Category"),
N_("Identifies the subject of the object data in the opinion of the provider. "
"A list of categories will be maintained by a regional registry, "
"where available, otherwise by the provider."),
false, false, 0, 3, Exiv2::string, IptcDataSets::application2, N_("Category")},
{IptcDataSets::SuppCategory, "SuppCategory", N_("Supplemental Category"),
N_("Supplemental categories further refine the subject of an "
"object data. A supplemental category may include "
"any of the recognised categories as used in tag <Category>. Otherwise, "
"selection of supplemental categories are left to the provider."),
false, true, 0, 32, Exiv2::string, IptcDataSets::application2, N_("Supplemental Categories")},
{IptcDataSets::FixtureId, "FixtureId", N_("Fixture Id"),
N_("Identifies object data that recurs often and predictably. Enables "
"users to immediately find or recall such an object."),
false, false, 0, 32, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::Keywords, "Keywords", N_("Keywords"),
N_("Used to indicate specific information retrieval words. "
"It is expected that a provider of various types of data that are related "
"in subject matter uses the same keyword, enabling the receiving system "
"or subsystems to search across all types of data for related material."),
false, true, 0, 64, Exiv2::string, IptcDataSets::application2, N_("Keywords")},
{IptcDataSets::LocationCode, "LocationCode", N_("Location Code"),
N_("Indicates the code of a country/geographical location referenced "
"by the content of the object. Where ISO has established an appropriate "
"country code under ISO 3166, that code will be used. When ISO 3166 does not "
"adequately provide for identification of a location or a country, "
"e.g. ships at sea, space, IPTC will assign an appropriate three-character "
"code under the provisions of ISO 3166 to avoid conflicts."),
false, true, 3, 3, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::LocationName, "LocationName", N_("Location Name"),
N_("Provides a full, publishable name of a country/geographical "
"location referenced by the content of the object, according to "
"guidelines of the provider."),
false, true, 0, 64, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::ReleaseDate, "ReleaseDate", N_("Release Date"),
N_("Designates in the form CCYYMMDD the earliest date the "
"provider intends the object to be used. Follows ISO 8601 standard."),
false, false, 8, 8, Exiv2::date, IptcDataSets::application2, ""},
{IptcDataSets::ReleaseTime, "ReleaseTime", N_("Release Time"),
N_("Designates in the form HHMMSS:HHMM the earliest time the "
"provider intends the object to be used. Follows ISO 8601 standard."),
false, false, 11, 11, Exiv2::time, IptcDataSets::application2, ""},
{IptcDataSets::ExpirationDate, "ExpirationDate", N_("Expiration Date"),
N_("Designates in the form CCYYMMDD the latest date the provider "
"or owner intends the object data to be used. Follows ISO 8601 standard."),
false, false, 8, 8, Exiv2::date, IptcDataSets::application2, ""},
{IptcDataSets::ExpirationTime, "ExpirationTime", N_("ExpirationTime"),
N_("Designates in the form HHMMSS:HHMM the latest time the "
"provider or owner intends the object data to be used. Follows ISO 8601 standard."),
false, false, 11, 11, Exiv2::time, IptcDataSets::application2, ""},
{IptcDataSets::SpecialInstructions, "SpecialInstructions", N_("Special Instructions"),
N_("Other editorial instructions concerning the use of the object data, "
"such as embargoes and warnings."),
false, false, 0, 256, Exiv2::string, IptcDataSets::application2, N_("Instructions")},
{IptcDataSets::ActionAdvised, "ActionAdvised", N_("Action Advised"),
N_("Indicates the type of action that this object provides to a "
"previous object. The link to the previous object is made using "
"tags <ARMIdentifier> and <ARMVersion>, according to the practices of the provider."),
false, false, 2, 2, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::ReferenceService, "ReferenceService", N_("Reference Service"),
N_("Identifies the Service Identifier of a prior envelope to which the "
"current object refers."),
false, true, 0, 10, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::ReferenceDate, "ReferenceDate", N_("Reference Date"),
N_("Identifies the date of a prior envelope to which the current object refers."), false, true, 8, 8, Exiv2::date,
IptcDataSets::application2, ""},
{IptcDataSets::ReferenceNumber, "ReferenceNumber", N_("Reference Number"),
N_("Identifies the Envelope Number of a prior envelope to which the current object refers."), false, true, 8, 8,
Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::DateCreated, "DateCreated", N_("Date Created"),
N_("Represented in the form CCYYMMDD to designate the date the "
"intellectual content of the object data was created rather than the "
"date of the creation of the physical representation. Follows ISO 8601 standard."),
false, false, 8, 8, Exiv2::date, IptcDataSets::application2, N_("Date Created")},
{IptcDataSets::TimeCreated, "TimeCreated", N_("Time Created"),
N_("Represented in the form HHMMSS:HHMM to designate the "
"time the intellectual content of the object data current source "
"material was created rather than the creation of the physical "
"representation. Follows ISO 8601 standard."),
false, false, 11, 11, Exiv2::time, IptcDataSets::application2, ""},
{IptcDataSets::DigitizationDate, "DigitizationDate", N_("Digitization Date"),
N_("Represented in the form CCYYMMDD to designate the date the "
"digital representation of the object data was created. Follows ISO 8601 standard."),
false, false, 8, 8, Exiv2::date, IptcDataSets::application2, ""},
{IptcDataSets::DigitizationTime, "DigitizationTime", N_("Digitization Time"),
N_("Represented in the form HHMMSS:HHMM to designate the "
"time the digital representation of the object data was created. "
"Follows ISO 8601 standard."),
false, false, 11, 11, Exiv2::time, IptcDataSets::application2, ""},
{IptcDataSets::Program, "Program", N_("Program"),
N_("Identifies the type of program used to originate the object data."), false, false, 0, 32, Exiv2::string,
IptcDataSets::application2, ""},
{IptcDataSets::ProgramVersion, "ProgramVersion", N_("Program Version"),
N_("Used to identify the version of the program mentioned in tag <Program>."), false, false, 0, 10, Exiv2::string,
IptcDataSets::application2, ""},
{IptcDataSets::ObjectCycle, "ObjectCycle", N_("Object Cycle"),
N_("Used to identify the editorial cycle of object data."), false, false, 1, 1, Exiv2::string,
IptcDataSets::application2, ""},
{IptcDataSets::Byline, "Byline", N_("By-line"),
N_("Contains name of the creator of the object data, e.g. writer, photographer "
"or graphic artist."),
false, true, 0, 32, Exiv2::string, IptcDataSets::application2, N_("Author")},
{IptcDataSets::BylineTitle, "BylineTitle", N_("By-line Title"),
N_("A by-line title is the title of the creator or creators of an "
"object data. Where used, a by-line title should follow the by-line it modifies."),
false, true, 0, 32, Exiv2::string, IptcDataSets::application2, "Authors Position"},
{IptcDataSets::City, "City", N_("City"),
N_("Identifies city of object data origin according to guidelines established "
"by the provider."),
false, false, 0, 32, Exiv2::string, IptcDataSets::application2, N_("City")},
{IptcDataSets::SubLocation, "SubLocation", N_("Sub Location"),
N_("Identifies the location within a city from which the object data "
"originates, according to guidelines established by the provider."),
false, false, 0, 32, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::ProvinceState, "ProvinceState", N_("Province State"),
N_("Identifies Province/State of origin according to guidelines "
"established by the provider."),
false, false, 0, 32, Exiv2::string, IptcDataSets::application2, N_("State/Province")},
{IptcDataSets::CountryCode, "CountryCode", N_("Country Code"),
N_("Indicates the code of the country/primary location where the "
"intellectual property of the object data was created, e.g. a photo "
"was taken, an event occurred. Where ISO has established an appropriate "
"country code under ISO 3166, that code will be used. When ISO 3166 does not "
"adequately provide for identification of a location or a new "
"country, e.g. ships at sea, space, IPTC will assign an "
"appropriate three-character code under the provisions of "
"ISO 3166 to avoid conflicts."),
false, false, 3, 3, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::CountryName, "CountryName", N_("Country Name"),
N_("Provides full, publishable, name of the country/primary location "
"where the intellectual property of the object data was created, "
"according to guidelines of the provider."),
false, false, 0, 64, Exiv2::string, IptcDataSets::application2, N_("Country")},
{IptcDataSets::TransmissionReference, "TransmissionReference", N_("Transmission Reference"),
N_("A code representing the location of original transmission according "
"to practices of the provider."),
false, false, 0, 32, Exiv2::string, IptcDataSets::application2, N_("Transmission Reference")},
{IptcDataSets::Headline, "Headline", N_("Headline"),
N_("A publishable entry providing a synopsis of the contents of the object data."), false, false, 0, 256,
Exiv2::string, IptcDataSets::application2, N_("Headline")},
{IptcDataSets::Credit, "Credit", N_("Credit"),
N_("Identifies the provider of the object data, not necessarily the owner/creator."), false, false, 0, 32,
Exiv2::string, IptcDataSets::application2, N_("Credit")},
{IptcDataSets::Source, "Source", N_("Source"),
N_("Identifies the original owner of the intellectual content of the "
"object data. This could be an agency, a member of an agency or an individual."),
false, false, 0, 32, Exiv2::string, IptcDataSets::application2, N_("Source")},
{IptcDataSets::Copyright, "Copyright", N_("Copyright"), N_("Contains any necessary copyright notice."), false,
false, 0, 128, Exiv2::string, IptcDataSets::application2, N_("Copyright Notice")},
{IptcDataSets::Contact, "Contact", N_("Contact"),
N_("Identifies the person or organisation which can provide further "
"background information on the object data."),
false, true, 0, 128, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::Caption, "Caption", N_("Caption"), N_("A textual description of the object data."), false, false, 0,
2000, Exiv2::string, IptcDataSets::application2, N_("Description")},
{IptcDataSets::Writer, "Writer", N_("Writer"),
N_("Identification of the name of the person involved in the writing, "
"editing or correcting the object data or caption/abstract."),
false, true, 0, 32, Exiv2::string, IptcDataSets::application2, "Description writer"},
{IptcDataSets::RasterizedCaption, "RasterizedCaption", N_("Rasterized Caption"),
N_("Contains the rasterized object data description and is used "
"where characters that have not been coded are required for the caption."),
false, false, 7360, 7360, Exiv2::undefined, IptcDataSets::application2, ""},
{IptcDataSets::ImageType, "ImageType", N_("Image Type"), N_("Indicates the color components of an image."), false,
false, 2, 2, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::ImageOrientation, "ImageOrientation", N_("Image Orientation"),
N_("Indicates the layout of an image."), false, false, 1, 1, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::Language, "Language", N_("Language"),
N_("Describes the major national language of the object, according "
"to the 2-letter codes of ISO 639:1988. Does not define or imply "
"any coded character set, but is used for internal routing, e.g. to "
"various editorial desks."),
false, false, 2, 3, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::AudioType, "AudioType", N_("Audio Type"), N_("Indicates the type of an audio content."), false,
false, 2, 2, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::AudioRate, "AudioRate", N_("Audio Rate"),
N_("Indicates the sampling rate in Hertz of an audio content."), false, false, 6, 6, Exiv2::string,
IptcDataSets::application2, ""},
{IptcDataSets::AudioResolution, "AudioResolution", N_("Audio Resolution"),
N_("Indicates the sampling resolution of an audio content."), false, false, 2, 2, Exiv2::string,
IptcDataSets::application2, ""},
{IptcDataSets::AudioDuration, "AudioDuration", N_("Audio Duration"),
N_("Indicates the duration of an audio content."), false, false, 6, 6, Exiv2::string, IptcDataSets::application2,
""},
{IptcDataSets::AudioOutcue, "AudioOutcue", N_("Audio Outcue"),
N_("Identifies the content of the end of an audio object data, "
"according to guidelines established by the provider."),
false, false, 0, 64, Exiv2::string, IptcDataSets::application2, ""},
{IptcDataSets::PreviewFormat, "PreviewFormat", N_("Preview Format"),
N_("A binary number representing the file format of the object data "
"preview. The file format must be registered with IPTC or NAA organizations "
"with a unique number assigned to it."),
false, false, 2, 2, Exiv2::unsignedShort, IptcDataSets::application2, ""},
{IptcDataSets::PreviewVersion, "PreviewVersion", N_("Preview Version"),
N_("A binary number representing the particular version of the "
"object data preview file format specified in tag <PreviewFormat>."),
false, false, 2, 2, Exiv2::unsignedShort, IptcDataSets::application2, ""},
{IptcDataSets::Preview, "Preview", N_("Preview Data"), N_("Binary image preview data."), false, false, 0, 256000,
Exiv2::undefined, IptcDataSets::application2, ""},
{0xffff, "(Invalid)", N_("(Invalid)"), N_("(Invalid)"), false, false, 0, 0, Exiv2::unsignedShort,
IptcDataSets::application2, ""},
};
constexpr DataSet unknownDataSet{
0xffff, "Unknown dataset", N_("Unknown dataset"), N_("Unknown dataset"), false, true, 0,
0xffffffff, Exiv2::string, IptcDataSets::invalidRecord, N_("Unknown dataset"),
};
const DataSet* IptcDataSets::envelopeRecordList() {
return envelopeRecord;
}
const DataSet* IptcDataSets::application2RecordList() {
return application2Record;
}
// Dataset lookup lists.This is an array with pointers to one list per IIM4 Record.
// The record id is used as the index into the array.
constexpr const DataSet* IptcDataSets::records_[] = {
nullptr,
envelopeRecord,
application2Record,
nullptr,
};
int IptcDataSets::dataSetIdx(uint16_t number, uint16_t recordId) {
if (recordId != envelope && recordId != application2)
return -1;
const DataSet* dataSet = records_[recordId];
int idx;
for (idx = 0; dataSet[idx].number_ != number; ++idx) {
if (dataSet[idx].number_ == 0xffff)
return -1;
}
return idx;
}
int IptcDataSets::dataSetIdx(const std::string& dataSetName, uint16_t recordId) {
if (recordId != envelope && recordId != application2)
return -1;
const DataSet* dataSet = records_[recordId];
int idx;
for (idx = 0; dataSet[idx].name_ != dataSetName; ++idx) {
if (dataSet[idx].number_ == 0xffff)
return -1;
}
return idx;
}
TypeId IptcDataSets::dataSetType(uint16_t number, uint16_t recordId) {
int idx = dataSetIdx(number, recordId);
if (idx == -1)
return unknownDataSet.type_;
return records_[recordId][idx].type_;
}
std::string IptcDataSets::dataSetName(uint16_t number, uint16_t recordId) {
int idx = dataSetIdx(number, recordId);
if (idx != -1)
return records_[recordId][idx].name_;
std::ostringstream os;
os << "0x" << std::setw(4) << std::setfill('0') << std::right << std::hex << number;
return os.str();
}
const char* IptcDataSets::dataSetTitle(uint16_t number, uint16_t recordId) {
int idx = dataSetIdx(number, recordId);
if (idx == -1)
return unknownDataSet.title_;
return records_[recordId][idx].title_;
}
const char* IptcDataSets::dataSetDesc(uint16_t number, uint16_t recordId) {
int idx = dataSetIdx(number, recordId);
if (idx == -1)
return unknownDataSet.desc_;
return records_[recordId][idx].desc_;
}
const char* IptcDataSets::dataSetPsName(uint16_t number, uint16_t recordId) {
int idx = dataSetIdx(number, recordId);
if (idx == -1)
return unknownDataSet.photoshop_;
return records_[recordId][idx].photoshop_;
}
bool IptcDataSets::dataSetRepeatable(uint16_t number, uint16_t recordId) {
int idx = dataSetIdx(number, recordId);
if (idx == -1)
return unknownDataSet.repeatable_;
return records_[recordId][idx].repeatable_;
}
uint16_t IptcDataSets::dataSet(const std::string& dataSetName, uint16_t recordId) {
uint16_t dataSet = 0;
int idx = dataSetIdx(dataSetName, recordId);
if (idx != -1) {
// dataSetIdx checks the range of recordId
dataSet = records_[recordId][idx].number_;
} else {
if (!isHex(dataSetName, 4, "0x"))
throw Error(ErrorCode::kerInvalidDataset, dataSetName);
std::istringstream is(dataSetName);
is >> std::hex >> dataSet;
}
return dataSet;
}
std::string IptcDataSets::recordName(uint16_t recordId) {
if (recordId == envelope || recordId == application2) {
return recordInfo_[recordId].name_;
}
std::ostringstream os;
os << "0x" << std::setw(4) << std::setfill('0') << std::right << std::hex << recordId;
return os.str();
}
const char* IptcDataSets::recordDesc(uint16_t recordId) {
if (recordId != envelope && recordId != application2) {
return unknownDataSet.desc_;
}
return recordInfo_[recordId].desc_;
}
uint16_t IptcDataSets::recordId(const std::string& recordName) {
uint16_t i;
for (i = IptcDataSets::application2; i > 0; --i) {
if (recordInfo_[i].name_ == recordName)
break;
}
if (i == 0) {
if (!isHex(recordName, 4, "0x"))
throw Error(ErrorCode::kerInvalidRecord, recordName);
std::istringstream is(recordName);
is >> std::hex >> i;
}
return i;
}
void IptcDataSets::dataSetList(std::ostream& os) {
for (auto&& record : records_) {
for (int j = 0; record && record[j].number_ != 0xffff; ++j) {
os << record[j] << "\n";
}
}
}
IptcKey::IptcKey(std::string key) : key_(std::move(key)) {
decomposeKey();
}
IptcKey::IptcKey(uint16_t tag, uint16_t record) : tag_(tag), record_(record) {
makeKey();
}
IptcKey::IptcKey(const IptcKey& rhs) : tag_(rhs.tag_), record_(rhs.record_), key_(rhs.key_) {
}
std::string IptcKey::key() const {
return key_;
}
const char* IptcKey::familyName() const {
return familyName_;
}
std::string IptcKey::groupName() const {
return recordName();
}
std::string IptcKey::tagName() const {
return IptcDataSets::dataSetName(tag_, record_);
}
std::string IptcKey::tagLabel() const {
return IptcDataSets::dataSetTitle(tag_, record_);
}
uint16_t IptcKey::tag() const {
return tag_;
}
std::string IptcKey::recordName() const {
return IptcDataSets::recordName(record_);
}
uint16_t IptcKey::record() const {
return record_;
}
IptcKey::UniquePtr IptcKey::clone() const {
return UniquePtr(clone_());
}
IptcKey* IptcKey::clone_() const {
return new IptcKey(*this);
}
void IptcKey::decomposeKey() {
// Check that the key has the expected format with RE
static const std::regex re(R"((\w+)(\.\w+){2})");
std::smatch sm;
if (!std::regex_match(key_, sm, re)) {
throw Error(ErrorCode::kerInvalidKey, key_);
}
// Get the family name, record name and dataSet name parts of the key
auto posDot1 = key_.find('.');
auto posDot2 = key_.find('.', posDot1 + 1);
const std::string familyName = key_.substr(0, posDot1);
if (0 != strcmp(familyName.c_str(), familyName_)) {
throw Error(ErrorCode::kerInvalidKey, key_);
}
std::string recordName = key_.substr(posDot1 + 1, posDot2 - posDot1 - 1);
std::string dataSetName = key_.substr(posDot2 + 1);
// Use the parts of the key to find dataSet and recordId
uint16_t recId = IptcDataSets::recordId(recordName);
uint16_t dataSet = IptcDataSets::dataSet(dataSetName, recId);
// Possibly translate hex name parts (0xabcd) to real names
recordName = IptcDataSets::recordName(recId);
dataSetName = IptcDataSets::dataSetName(dataSet, recId);
tag_ = dataSet;
record_ = recId;
key_ = familyName + "." + recordName + "." + dataSetName;
}
void IptcKey::makeKey() {
key_ = std::string(familyName_) + "." + IptcDataSets::recordName(record_) + "." +
IptcDataSets::dataSetName(tag_, record_);
}
// *************************************************************************
// free functions
std::ostream& operator<<(std::ostream& os, const DataSet& dataSet) {
std::ios::fmtflags f(os.flags());
IptcKey iptcKey(dataSet.number_, dataSet.recordId_);
os << dataSet.name_ << ", " << std::dec << dataSet.number_ << ", "
<< "0x" << std::setw(4) << std::setfill('0') << std::right << std::hex << dataSet.number_ << ", "
<< IptcDataSets::recordName(dataSet.recordId_) << ", " << std::boolalpha << dataSet.mandatory_ << ", "
<< dataSet.repeatable_ << ", " << std::dec << dataSet.minbytes_ << ", " << dataSet.maxbytes_ << ", "
<< iptcKey.key() << ", " << TypeInfo::typeName(IptcDataSets::dataSetType(dataSet.number_, dataSet.recordId_))
<< ", ";
// CSV encoded I am \"dead\" beat" => "I am ""dead"" beat"
char Q = '"';
os << Q;
for (size_t i = 0; i < ::strlen(dataSet.desc_); i++) {
char c = dataSet.desc_[i];
if (c == Q)
os << Q;
os << c;
}
os << Q;
os.flags(f);
return os;
}
} // namespace Exiv2
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