/*
* Copyright 2002-2016 Drew Noakes
*
* Licensed 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* More information about this project is available at:
*
* https://drewnoakes.com/code/exif/
* https://github.com/drewnoakes/metadata-extractor
*/
package com.drew.metadata.iptc;
import com.drew.lang.StringUtil;
import com.drew.lang.annotations.NotNull;
import com.drew.lang.annotations.Nullable;
import com.drew.metadata.TagDescriptor;
import static com.drew.metadata.iptc.IptcDirectory.*;
/**
* Provides human-readable string representations of tag values stored in a {@link IptcDirectory}.
* <p>
* As the IPTC directory already stores values as strings, this class simply returns the tag's value.
*
* @author Drew Noakes https://drewnoakes.com
*/
public class IptcDescriptor extends TagDescriptor<IptcDirectory>
{
public IptcDescriptor(@NotNull IptcDirectory directory)
{
super(directory);
}
@Override
@Nullable
public String getDescription(int tagType)
{
switch (tagType) {
case TAG_DATE_CREATED:
return getDateCreatedDescription();
case TAG_DIGITAL_DATE_CREATED:
return getDigitalDateCreatedDescription();
case TAG_DATE_SENT:
return getDateSentDescription();
case TAG_EXPIRATION_DATE:
return getExpirationDateDescription();
case TAG_EXPIRATION_TIME:
return getExpirationTimeDescription();
case TAG_FILE_FORMAT:
return getFileFormatDescription();
case TAG_KEYWORDS:
return getKeywordsDescription();
case TAG_REFERENCE_DATE:
return getReferenceDateDescription();
case TAG_RELEASE_DATE:
return getReleaseDateDescription();
case TAG_RELEASE_TIME:
return getReleaseTimeDescription();
case TAG_TIME_CREATED:
return getTimeCreatedDescription();
case TAG_DIGITAL_TIME_CREATED:
return getDigitalTimeCreatedDescription();
case TAG_TIME_SENT:
return getTimeSentDescription();
default:
return super.getDescription(tagType);
}
}
@Nullable
public String getDateDescription(int tagType)
{
String s = _directory.getString(tagType);
if (s == null)
return null;
if (s.length() == 8)
return s.substring(0, 4) + ':' + s.substring(4, 6) + ':' + s.substring(6);
return s;
}
@Nullable
public String getTimeDescription(int tagType)
{
String s = _directory.getString(tagType);
if (s == null)
return null;
if (s.length() == 6 || s.length() == 11)
return s.substring(0, 2) + ':' + s.substring(2, 4) + ':' + s.substring(4);
return s;
}
@Nullable
public String getFileFormatDescription()
{
Integer value = _directory.getInteger(TAG_FILE_FORMAT);
if (value == null)
return null;
switch (value) {
case 0: return "No ObjectData";
case 1: return "IPTC-NAA Digital Newsphoto Parameter Record";
case 2: return "IPTC7901 Recommended Message Format";
case 3: return "Tagged Image File Format (Adobe/Aldus Image data)";
case 4: return "Illustrator (Adobe Graphics data)";
case 5: return "AppleSingle (Apple Computer Inc)";
case 6: return "NAA 89-3 (ANPA 1312)";
case 7: return "MacBinary II";
case 8: return "IPTC Unstructured Character Oriented File Format (UCOFF)";
case 9: return "United Press International ANPA 1312 variant";
case 10: return "United Press International Down-Load Message";
case 11: return "JPEG File Interchange (JFIF)";
case 12: return "Photo-CD Image-Pac (Eastman Kodak)";
case 13: return "Bit Mapped Graphics File [.BMP] (Microsoft)";
case 14: return "Digital Audio File [.WAV] (Microsoft & Creative Labs)";
case 15: return "Audio plus Moving Video [.AVI] (Microsoft)";
case 16: return "PC DOS/Windows Executable Files [.COM][.EXE]";
case 17: return "Compressed Binary File [.ZIP] (PKWare Inc)";
case 18: return "Audio Interchange File Format AIFF (Apple Computer Inc)";
case 19: return "RIFF Wave (Microsoft Corporation)";
case 20: return "Freehand (Macromedia/Aldus)";
case 21: return "Hypertext Markup Language [.HTML] (The Internet Society)";
case 22: return "MPEG 2 Audio Layer 2 (Musicom), ISO/IEC";
case 23: return "MPEG 2 Audio Layer 3, ISO/IEC";
case 24: return "Portable Document File [.PDF] Adobe";
case 25: return "News Industry Text Format (NITF)";
case 26: return "Tape Archive [.TAR]";
case 27: return "Tidningarnas Telegrambyra NITF version (TTNITF DTD)";
case 28: return "Ritzaus Bureau NITF version (RBNITF DTD)";
case 29: return "Corel Draw [.CDR]";
}
return String.format("Unknown (%d)", value);
}
@Nullable
public String getByLineDescription()
{
return _directory.getString(TAG_BY_LINE);
}
@Nullable
public String getByLineTitleDescription()
{
return _directory.getString(TAG_BY_LINE_TITLE);
}
@Nullable
public String getCaptionDescription()
{
return _directory.getString(TAG_CAPTION);
}
@Nullable
public String getCategoryDescription()
{
return _directory.getString(TAG_CATEGORY);
}
@Nullable
public String getCityDescription()
{
return _directory.getString(TAG_CITY);
}
@Nullable
public String getCopyrightNoticeDescription()
{
return _directory.getString(TAG_COPYRIGHT_NOTICE);
}
@Nullable
public String getCountryOrPrimaryLocationDescription()
{
return _directory.getString(TAG_COUNTRY_OR_PRIMARY_LOCATION_NAME);
}
@Nullable
public String getCreditDescription()
{
return _directory.getString(TAG_CREDIT);
}
@Nullable
public String getDateCreatedDescription()
{
return getDateDescription(TAG_DATE_CREATED);
}
@Nullable
public String getDigitalDateCreatedDescription()
{
return getDateDescription(TAG_DIGITAL_DATE_CREATED);
}
@Nullable
public String getDateSentDescription()
{
return getDateDescription(TAG_DATE_SENT);
}
@Nullable
public String getExpirationDateDescription()
{
return getDateDescription(TAG_EXPIRATION_DATE);
}
@Nullable
public String getExpirationTimeDescription()
{
return getTimeDescription(TAG_EXPIRATION_TIME);
}
@Nullable
public String getHeadlineDescription()
{
return _directory.getString(TAG_HEADLINE);
}
@Nullable
public String getKeywordsDescription()
{
final String[] keywords = _directory.getStringArray(TAG_KEYWORDS);
if (keywords==null)
return null;
return StringUtil.join(keywords, ";");
}
@Nullable
public String getObjectNameDescription()
{
return _directory.getString(TAG_OBJECT_NAME);
}
@Nullable
public String getOriginalTransmissionReferenceDescription()
{
return _directory.getString(TAG_ORIGINAL_TRANSMISSION_REFERENCE);
}
@Nullable
public String getOriginatingProgramDescription()
{
return _directory.getString(TAG_ORIGINATING_PROGRAM);
}
@Nullable
public String getProvinceOrStateDescription()
{
return _directory.getString(TAG_PROVINCE_OR_STATE);
}
@Nullable
public String getRecordVersionDescription()
{
return _directory.getString(TAG_APPLICATION_RECORD_VERSION);
}
@Nullable
public String getReferenceDateDescription()
{
return getDateDescription(TAG_REFERENCE_DATE);
}
@Nullable
public String getReleaseDateDescription()
{
return getDateDescription(TAG_RELEASE_DATE);
}
@Nullable
public String getReleaseTimeDescription()
{
return getTimeDescription(TAG_RELEASE_TIME);
}
@Nullable
public String getSourceDescription()
{
return _directory.getString(TAG_SOURCE);
}
@Nullable
public String getSpecialInstructionsDescription()
{
return _directory.getString(TAG_SPECIAL_INSTRUCTIONS);
}
@Nullable
public String getSupplementalCategoriesDescription()
{
return _directory.getString(TAG_SUPPLEMENTAL_CATEGORIES);
}
@Nullable
public String getTimeCreatedDescription()
{
return getTimeDescription(TAG_TIME_CREATED);
}
@Nullable
public String getDigitalTimeCreatedDescription()
{
return getTimeDescription(TAG_DIGITAL_TIME_CREATED);
}
@Nullable
public String getTimeSentDescription()
{
return getTimeDescription(TAG_TIME_SENT);
}
@Nullable
public String getUrgencyDescription()
{
return _directory.getString(TAG_URGENCY);
}
@Nullable
public String getWriterDescription()
{
return _directory.getString(TAG_CAPTION_WRITER);
}
}