135 lines
No EOL
4.5 KiB
TypeScript
135 lines
No EOL
4.5 KiB
TypeScript
import * as $ from "jquery"
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/**
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* This module provides endpoints for wikipedia/wikimedia and others
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*/
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export class Wikimedia {
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static ImageNameToUrl(filename: string, width: number = 500, height: number = 200): string {
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filename = encodeURIComponent(filename);
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return "https://commons.wikimedia.org/wiki/Special:FilePath/" + filename + "?width=" + width + "&height=" + height;
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}
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private static knownLicenses = {};
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static LicenseData(filename: string, handle: ((LicenseInfo) => void)): void {
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if (filename in this.knownLicenses) {
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return this.knownLicenses[filename];
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}
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if (filename === "") {
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return;
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}
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const url = "https://en.wikipedia.org/w/" +
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"api.php?action=query&prop=imageinfo&iiprop=extmetadata&" +
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"titles=" + filename +
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"&format=json&origin=*";
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$.getJSON(url, function (data) {
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const licenseInfo = new LicenseInfo();
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const license = data.query.pages[-1].imageinfo[0].extmetadata;
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licenseInfo.artist = license.Artist?.value;
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licenseInfo.license = license.License?.value;
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licenseInfo.copyrighted = license.Copyrighted?.value;
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licenseInfo.attributionRequired = license.AttributionRequired?.value;
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licenseInfo.usageTerms = license.UsageTerms?.value;
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licenseInfo.licenseShortName = license.LicenseShortName?.value;
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licenseInfo.credit = license.Credit?.value;
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licenseInfo.description = license.ImageDescription?.value;
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Wikimedia.knownLicenses[filename] = licenseInfo;
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handle(licenseInfo);
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});
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}
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static GetCategoryFiles(categoryName: string, handleCategory: ((ImagesInCategory) => void),
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alreadyLoaded = 0, continueParameter: { k: string, param: string } = undefined) {
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if (categoryName === undefined || categoryName === null || categoryName === "") {
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return;
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}
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// @ts-ignore
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if (!categoryName.startsWith("Category:")) {
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categoryName = "Category:" + categoryName;
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}
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let url = "https://commons.wikimedia.org/w/api.php?" +
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"action=query&list=categorymembers&format=json&" +
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"&origin=*" +
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"&cmtitle=" + encodeURIComponent(categoryName);
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if (continueParameter !== undefined) {
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url = url + "&" + continueParameter.k + "=" + continueParameter.param;
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}
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$.getJSON(url, (response) => {
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let imageOverview = new ImagesInCategory();
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let members = response.query?.categorymembers;
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if (members === undefined) {
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members = [];
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}
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for (const member of members) {
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imageOverview.images.push(member.title);
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}
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if (response.continue === undefined || alreadyLoaded > 30) {
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handleCategory(imageOverview);
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} else {
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console.log("Recursive load for ", categoryName)
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this.GetCategoryFiles(categoryName, (recursiveImages) => {
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for (const image of imageOverview.images) {
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recursiveImages.images.push(image);
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}
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handleCategory(recursiveImages);
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},
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alreadyLoaded + 10, {k: "cmcontinue", param: response.continue.cmcontinue})
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}
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});
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}
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static GetWikiData(id: number, handleWikidata: ((Wikidata) => void)) {
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const url = "https://www.wikidata.org/wiki/Special:EntityData/Q" + id + ".json";
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$.getJSON(url, (response) => {
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const entity = response.entities["Q" + id];
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const commons = entity.sitelinks.commonswiki;
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const wd = new Wikidata();
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wd.commonsWiki = commons?.title;
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// P18 is the claim 'depicted in this image'
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const image = entity.claims.P18?.[0]?.mainsnak?.datavalue?.value;
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if (image) {
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wd.image = "File:" + image;
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}
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handleWikidata(wd);
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});
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}
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}
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export class Wikidata {
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commonsWiki: string;
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image: string;
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}
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export class ImagesInCategory {
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// Filenames of relevant images
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images: string[] = [];
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}
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export class LicenseInfo {
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artist: string = "";
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license: string = "";
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licenseShortName: string = "";
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usageTerms: string = "";
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attributionRequired: boolean = false;
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copyrighted: boolean = false;
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credit: string = "";
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description: string = "";
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} |