aves/lib/widgets/viewer/info/metadata/xmp_namespaces.dart
2024-10-26 00:19:43 +02:00

247 lines
9.6 KiB
Dart

import 'package:aves/ref/brand_colors.dart';
import 'package:aves/ref/metadata/xmp.dart';
import 'package:aves/theme/colors.dart';
import 'package:aves/utils/string_utils.dart';
import 'package:aves/utils/xmp_utils.dart';
import 'package:aves/view/view.dart';
import 'package:aves/widgets/common/identity/highlight_title.dart';
import 'package:aves/widgets/viewer/info/common.dart';
import 'package:aves/widgets/viewer/info/metadata/xmp_card.dart';
import 'package:aves/widgets/viewer/info/metadata/xmp_ns/crs.dart';
import 'package:aves/widgets/viewer/info/metadata/xmp_ns/exif.dart';
import 'package:aves/widgets/viewer/info/metadata/xmp_ns/google.dart';
import 'package:aves/widgets/viewer/info/metadata/xmp_ns/misc.dart';
import 'package:aves/widgets/viewer/info/metadata/xmp_ns/photoshop.dart';
import 'package:aves/widgets/viewer/info/metadata/xmp_ns/tiff.dart';
import 'package:aves/widgets/viewer/info/metadata/xmp_ns/xmp.dart';
import 'package:collection/collection.dart';
import 'package:equatable/equatable.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
@immutable
class XmpNamespace extends Equatable {
final Map<String, String> schemaRegistryPrefixes;
final String nsUri, nsPrefix;
final Map<String, String> rawProps;
@override
List<Object?> get props => [nsUri, nsPrefix];
XmpNamespace({
required this.nsUri,
required this.schemaRegistryPrefixes,
required this.rawProps,
}) : nsPrefix = prefixForUri(schemaRegistryPrefixes, nsUri);
factory XmpNamespace.create(Map<String, String> schemaRegistryPrefixes, String nsPrefix, Map<String, String> rawProps) {
final nsUri = schemaRegistryPrefixes[nsPrefix] ?? '';
switch (nsUri) {
case XmpNamespaces.creatorAtom:
return XmpCreatorAtom(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.crs:
return XmpCrsNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.darktable:
return XmpDarktableNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.dwc:
return XmpDwcNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.exif:
return XmpExifNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.gAudio:
return XmpGAudioNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.gCamera:
return XmpGCameraNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.gContainer:
return XmpGContainer(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.gDepth:
return XmpGDepthNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.gDevice:
return XmpGDeviceNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.gImage:
return XmpGImageNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.iptc4xmpCore:
return XmpIptcCoreNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.iptc4xmpExt:
return XmpIptc4xmpExtNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.mwgrs:
return XmpMgwRegionsNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.mp:
return XmpMPNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.photoshop:
return XmpPhotoshopNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.plus:
return XmpPlusNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.tiff:
return XmpTiffNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.xmp:
return XmpBasicNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.xmpMM:
return XmpMMNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
case XmpNamespaces.xperiaCamera:
return XmpXperiaCameraNamespace(schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
default:
return XmpNamespace(nsUri: nsUri, schemaRegistryPrefixes: schemaRegistryPrefixes, rawProps: rawProps);
}
}
String get displayTitle => XmpNamespaceView.nsTitles[nsUri] ?? (nsPrefix.isEmpty ? nsUri : '${nsPrefix.substring(0, nsPrefix.length - 1)} ($nsUri)');
List<Widget> buildNamespaceSection(BuildContext context) {
final props = rawProps.entries
.map((kv) {
final key = kv.key;
if (skippedProps.any((pattern) => pattern.allMatches(key).isNotEmpty)) {
return null;
}
final prop = XmpProp(key, kv.value);
var extracted = false;
cards.forEach((card) => extracted |= card.extract(prop));
return extracted ? null : prop;
})
.nonNulls
.toList()
..sort();
final content = [
if (props.isNotEmpty)
InfoRowGroup(
info: Map.fromEntries(props.map((v) => MapEntry(v.displayKey, formatValue(v)))),
spanBuilders: linkifyValues(props),
),
...cards.where((v) => !v.isEmpty).map((card) {
final spanBuilders = card.spanBuilders;
return Padding(
padding: const EdgeInsets.only(top: 8),
child: XmpCard(
title: card.title,
structByIndex: card.data,
formatValue: formatValue,
spanBuilders: spanBuilders != null ? (index) => spanBuilders(index, card.data[index]!.$1) : null,
),
);
}),
];
return content.isNotEmpty
? [
if (displayTitle.isNotEmpty)
Padding(
padding: const EdgeInsets.only(top: 8, bottom: 4),
child: HighlightTitle(
title: displayTitle,
color: context.select<AvesColorsData, Color?>((v) => v.fromBrandColor(BrandColors.get(displayTitle))),
),
),
...content
]
: [];
}
Set<RegExp> get skippedProps => {};
List<XmpCardData> get cards => [];
String formatValue(XmpProp prop) => prop.value;
Map<String, InfoValueSpanBuilder> linkifyValues(List<XmpProp> props) => {};
static String prefixForUri(Map<String, String> schemaRegistryPrefixes, String nsUri) => schemaRegistryPrefixes.entries.firstWhereOrNull((kv) => kv.value == nsUri)?.key ?? '';
}
class XmpProp implements Comparable<XmpProp> {
final String path, value;
final String displayKey;
XmpProp(this.path, this.value) : displayKey = formatKey(path);
static String formatKey(String propPath) {
return propPath.splitMapJoin(XMP.structFieldSeparator,
onMatch: (match) => ' ${match.group(0)} ',
onNonMatch: (s) {
// strip namespace
final key = s.split(XMP.propNamespaceSeparator).last;
// format
return key.replaceAll('_', ' ').toSentenceCase();
});
}
@override
int compareTo(XmpProp other) => compareAsciiUpperCaseNatural(displayKey, other.displayKey);
@override
String toString() => '$runtimeType#${shortHash(this)}{path=$path, value=$value}';
}
class XmpCardData {
final String title;
final RegExp pattern;
final bool indexed;
final Map<String, InfoValueSpanBuilder> Function(int?, Map<String, XmpProp> data)? spanBuilders;
final List<XmpCardData>? cards;
final Map<int?, XmpExtractedCard> data = {};
bool get isEmpty => data.isEmpty && (cards?.every((card) => card.isEmpty) ?? true);
static final titlePattern = RegExp(r'(.*?)[\\/]');
XmpCardData(
this.pattern, {
String? title,
this.spanBuilders,
this.cards,
}) : indexed = pattern.pattern.contains(r'\[(\d+)\]'),
title = title ?? XmpProp.formatKey(titlePattern.firstMatch(pattern.pattern)!.group(1)!);
XmpCardData cloneEmpty() {
return XmpCardData(
pattern,
title: title,
spanBuilders: spanBuilders,
cards: cards?.map((v) => v.cloneEmpty()).toList(),
);
}
bool extract(XmpProp prop) => indexed ? _extractIndexedStruct(prop) : _extractDirectStruct(prop);
bool _extractDirectStruct(XmpProp prop) {
final matches = pattern.allMatches(prop.path);
if (matches.isEmpty) return false;
final match = matches.first;
final field = match.group(1)!;
final fields = data.putIfAbsent(null, () => (<String, XmpProp>{}, cards?.map((v) => v.cloneEmpty()).toList()));
final _cards = fields.$2;
if (_cards != null) {
final fieldProp = XmpProp(field, prop.value);
if (_cards.any((v) => v.extract(fieldProp))) {
return true;
}
}
fields.$1[field] = prop;
return true;
}
bool _extractIndexedStruct(XmpProp prop) {
final matches = pattern.allMatches(prop.path);
if (matches.isEmpty) return false;
final match = matches.first;
final index = int.parse(match.group(1)!);
final field = match.group(2)!;
final fields = data.putIfAbsent(index, () => (<String, XmpProp>{}, cards?.map((v) => v.cloneEmpty()).toList()));
final _cards = fields.$2;
if (_cards != null) {
final fieldProp = XmpProp(field, prop.value);
if (_cards.any((v) => v.extract(fieldProp))) {
return true;
}
}
fields.$1[field] = prop;
return true;
}
}