diff options
Diffstat (limited to 'src/data/composite')
| -rw-r--r-- | src/data/composite/wiki-data/withParsedCommentaryEntries.js | 181 | ||||
| -rw-r--r-- | src/data/composite/wiki-properties/commentary.js | 32 |
2 files changed, 206 insertions, 7 deletions
diff --git a/src/data/composite/wiki-data/withParsedCommentaryEntries.js b/src/data/composite/wiki-data/withParsedCommentaryEntries.js new file mode 100644 index 00000000..5bd72dc9 --- /dev/null +++ b/src/data/composite/wiki-data/withParsedCommentaryEntries.js @@ -0,0 +1,181 @@ +import {input, templateCompositeFrom} from '#composite'; +import find from '#find'; +import {stitchArrays} from '#sugar'; +import {isCommentary} from '#validators'; + +import {fillMissingListItems, withPropertiesFromList} from '#composite/data'; + +import withResolvedReferenceList from './withResolvedReferenceList.js'; + +// Matches in roughly the format: +// +// <i>artistReference:</i> (annotation, date) +// +// where capturing group "annotation" can be any text at all, except that the +// last entry (past a comma or the only content within parentheses), if parsed +// as a date, is the capturing group "date". "Parsing as a date" means one of +// these formats: +// +// * "25 December 2019" - one or two number digits, followed by any text, +// followed by four number digits +// * "12/25/2019" - one or two number digits, a slash, one or two number +// digits, a slash, and two to four number digits +// +// The artist reference can optionally be boldface (in <b></b>), which will be +// captured as non-null in "boldfaceArtist". Otherwise it is all the characters +// between <i> and </i> and is captured in "artistReference" and is either the +// name of an artist or an "artist:directory"-style reference. +// +export const commentaryRegex = + /^<i>(?<boldfaceArtist><b>)?(?<artistReference>.+):(?:<\/b>)?<\/i>(?: \((?<annotation>(?:.*?(?=[,)]))*?)(?:,? ?(?<date>[0-9]{1,2} [^,]*[0-9]{4,4}|[0-9]{1,2}\/[0-9]{1,2}\/[0-9]{2,4}))?\))?/gm; + +export default templateCompositeFrom({ + annotation: `withParsedCommentaryEntries`, + + inputs: { + from: input({validate: isCommentary}), + }, + + outputs: ['#parsedCommentaryEntries'], + + steps: () => [ + { + dependencies: [input('from')], + + compute: (continuation, { + [input('from')]: commentaryText, + }) => continuation({ + ['#rawMatches']: + Array.from(commentaryText.matchAll(commentaryRegex)), + }), + }, + + withPropertiesFromList({ + list: '#rawMatches', + properties: input.value([ + '0', // The entire match as a string. + 'groups', + 'index', + ]), + }).outputs({ + '#rawMatches.0': '#rawMatches.text', + '#rawMatches.groups': '#rawMatches.groups', + '#rawMatches.index': '#rawMatches.startIndex', + }), + + { + dependencies: [ + '#rawMatches.text', + '#rawMatches.startIndex', + ], + + compute: (continuation, { + ['#rawMatches.text']: text, + ['#rawMatches.startIndex']: startIndex, + }) => continuation({ + ['#rawMatches.endIndex']: + stitchArrays({text, startIndex}) + .map(({text, startIndex}) => startIndex + text.length), + }), + }, + + { + dependencies: [ + input('from'), + '#rawMatches.startIndex', + '#rawMatches.endIndex', + ], + + compute: (continuation, { + [input('from')]: commentaryText, + ['#rawMatches.startIndex']: startIndex, + ['#rawMatches.endIndex']: endIndex, + }) => continuation({ + ['#entries.body']: + stitchArrays({startIndex, endIndex}) + .map(({endIndex}, index, stitched) => + (index === stitched.length - 1 + ? commentaryText.slice(endIndex) + : commentaryText.slice( + endIndex, + stitched[index + 1].startIndex))) + .map(body => body.trim()), + }), + }, + + withPropertiesFromList({ + list: '#rawMatches.groups', + prefix: input.value('#entries'), + properties: input.value([ + 'artistReference', + 'boldfaceArtist', + 'annotation', + 'date', + ]), + }), + + // The artistReference group will always have a value, since it's required + // for the line to match in the first place. + + withResolvedReferenceList({ + list: '#entries.artistReference', + data: 'artistData', + find: input.value(find.artist), + notFoundMode: input.value('null'), + }).outputs({ + '#resolvedReferenceList': '#entries.artist', + }), + + { + dependencies: ['#entries.boldfaceArtist'], + compute: (continuation, { + ['#entries.boldfaceArtist']: boldfaceArtist, + }) => continuation({ + ['#entries.boldfaceArtist']: + boldfaceArtist.map(boldface => boldface ? true : false), + }), + }, + + fillMissingListItems({ + list: '#entries.annotation', + fill: input.value(null), + }), + + { + dependencies: ['#entries.date'], + compute: (continuation, { + ['#entries.date']: date, + }) => continuation({ + ['#entries.date']: + date.map(date => date ? new Date(date) : null), + }), + }, + + { + dependencies: [ + '#entries.artist', + '#entries.boldfaceArtist', + '#entries.annotation', + '#entries.date', + '#entries.body', + ], + + compute: (continuation, { + ['#entries.artist']: artist, + ['#entries.boldfaceArtist']: boldfaceArtist, + ['#entries.annotation']: annotation, + ['#entries.date']: date, + ['#entries.body']: body, + }) => continuation({ + ['#parsedCommentaryEntries']: + stitchArrays({ + artist, + boldfaceArtist, + annotation, + date, + body, + }), + }), + }, + ], +}); diff --git a/src/data/composite/wiki-properties/commentary.js b/src/data/composite/wiki-properties/commentary.js index fbea9d5c..cd6b7ac4 100644 --- a/src/data/composite/wiki-properties/commentary.js +++ b/src/data/composite/wiki-properties/commentary.js @@ -1,12 +1,30 @@ // Artist commentary! Generally present on tracks and albums. +import {input, templateCompositeFrom} from '#composite'; import {isCommentary} from '#validators'; -// TODO: Not templateCompositeFrom. +import {exitWithoutDependency, exposeDependency} + from '#composite/control-flow'; +import {withParsedCommentaryEntries} from '#composite/wiki-data'; -export default function() { - return { - flags: {update: true, expose: true}, - update: {validate: isCommentary}, - }; -} +export default templateCompositeFrom({ + annotation: `commentary`, + + compose: false, + + steps: () => [ + exitWithoutDependency({ + dependency: input.updateValue({validate: isCommentary}), + mode: input.value('falsy'), + value: input.value(null), + }), + + withParsedCommentaryEntries({ + from: input.updateValue(), + }), + + exposeDependency({ + dependency: '#parsedCommentaryEntries', + }), + ], +}); |