mapcomplete/Logic/ImageProviders/Mapillary.ts
2021-11-07 16:34:51 +01:00

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4.2 KiB
TypeScript

import ImageProvider, {ProvidedImage} from "./ImageProvider";
import BaseUIElement from "../../UI/BaseUIElement";
import Svg from "../../Svg";
import {Utils} from "../../Utils";
import {LicenseInfo} from "./LicenseInfo";
import Constants from "../../Models/Constants";
export class Mapillary extends ImageProvider {
public static readonly singleton = new Mapillary();
private static readonly valuePrefix = "https://a.mapillary.com"
public static readonly valuePrefixes = [Mapillary.valuePrefix, "http://mapillary.com", "https://mapillary.com", "http://www.mapillary.com", "https://www.mapillary.com"]
defaultKeyPrefixes = ["mapillary", "image"]
private static ExtractKeyFromURL(value: string, failIfNoMath = false): {
key: string,
isApiv4?: boolean
} {
if (value.startsWith(Mapillary.valuePrefix)) {
const key = value.substring(0, value.lastIndexOf("?")).substring(value.lastIndexOf("/") + 1)
return {key: key, isApiv4: !isNaN(Number(key))};
}
const newApiFormat = value.match(/https?:\/\/www.mapillary.com\/app\/\?pKey=([0-9]*)/)
if (newApiFormat !== null) {
return {key: newApiFormat[1], isApiv4: true}
}
const mapview = value.match(/https?:\/\/www.mapillary.com\/map\/im\/(.*)/)
if (mapview !== null) {
const key = mapview[1]
return {key: key, isApiv4: !isNaN(Number(key))};
}
if (value.toLowerCase().startsWith("https://www.mapillary.com/map/im/")) {
// Extract the key of the image
value = value.substring("https://www.mapillary.com/map/im/".length);
}
const matchApi = value.match(/https?:\/\/images.mapillary.com\/([^/]*)(&.*)?/)
if (matchApi !== null) {
return {key: matchApi[1]};
}
if (failIfNoMath) {
return undefined;
}
return {key: value, isApiv4: !isNaN(Number(value))};
}
SourceIcon(backlinkSource?: string): BaseUIElement {
return Svg.mapillary_svg();
}
async ExtractUrls(key: string, value: string): Promise<Promise<ProvidedImage>[]> {
return [this.PrepareUrlAsync(key, value)]
}
protected async DownloadAttribution(url: string): Promise<LicenseInfo> {
const keyV = Mapillary.ExtractKeyFromURL(url)
if (keyV.isApiv4) {
const license = new LicenseInfo()
license.artist = "Contributor name unavailable";
license.license = "CC BY-SA 4.0";
// license.license = "Creative Commons Attribution-ShareAlike 4.0 International License";
license.attributionRequired = true;
return license
}
const key = keyV.key
const metadataURL = `https://a.mapillary.com/v3/images/${key}?client_id=TXhLaWthQ1d4RUg0czVxaTVoRjFJZzowNDczNjUzNmIyNTQyYzI2`
const data = await Utils.downloadJson(metadataURL)
const license = new LicenseInfo();
license.artist = data.properties?.username;
license.licenseShortName = "CC BY-SA 4.0";
license.license = "Creative Commons Attribution-ShareAlike 4.0 International License";
license.attributionRequired = true;
return license
}
private async PrepareUrlAsync(key: string, value: string): Promise<ProvidedImage> {
const failIfNoMatch = key.indexOf("mapillary") < 0
const keyV = Mapillary.ExtractKeyFromURL(value, failIfNoMatch)
if (keyV === undefined) {
return undefined;
}
if (!keyV.isApiv4) {
const url = `https://images.mapillary.com/${keyV.key}/thumb-640.jpg?client_id=${Constants.mapillary_client_token_v3}`
return {
url: url,
provider: this,
key: key
}
} else {
const mapillaryId = keyV.key;
const metadataUrl = 'https://graph.mapillary.com/' + mapillaryId + '?fields=thumb_1024_url&&access_token=' + Constants.mapillary_client_token_v4;
const response = await Utils.downloadJson(metadataUrl)
const url = <string>response["thumb_1024_url"];
return {
url: url,
provider: this,
key: key
}
}
}
}