mapcomplete/Logic/ImageProviders/Mapillary.ts

115 lines
4.3 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"]
/**
* Indicates that this is the same URL
* Ignores 'stp' parameter
*
* const a = "https://scontent-bru2-1.xx.fbcdn.net/m1/v/t6/An8xm5SGLt20ETziNqzhhBd8b8S5GHLiIu8N6BbyqHFohFAQoaJJPG8i5yQiSwjYmEqXSfVeoCmpiyBJICEkQK98JOB21kkJoBS8VdhYa-Ty93lBnznQyesJBtKcb32foGut2Hgt10hEMWJbE3dDgA?stp=s1024x768&ccb=10-5&oh=00_AT-ZGTXHzihoaQYBILmEiAEKR64z_IWiTlcAYq_D7Ka0-Q&oe=6278C456&_nc_sid=122ab1"
* const b = "https://scontent-bru2-1.xx.fbcdn.net/m1/v/t6/An8xm5SGLt20ETziNqzhhBd8b8S5GHLiIu8N6BbyqHFohFAQoaJJPG8i5yQiSwjYmEqXSfVeoCmpiyBJICEkQK98JOB21kkJoBS8VdhYa-Ty93lBnznQyesJBtKcb32foGut2Hgt10hEMWJbE3dDgA?stp=s256x192&ccb=10-5&oh=00_AT9BZ1Rpc9zbY_uNu92A_4gj1joiy1b6VtgtLIu_7wh9Bg&oe=6278C456&_nc_sid=122ab1"
* Mapillary.sameUrl(a, b) => true
*/
static sameUrl(a: string, b: string): boolean {
if (a === b) {
return true
}
try {
const aUrl = new URL(a)
const bUrl = new URL(b)
if (aUrl.host !== bUrl.host || aUrl.pathname !== bUrl.pathname) {
return false
}
let allSame = true
aUrl.searchParams.forEach((value, key) => {
if (key === "stp") {
// This is the key indicating the image size on mapillary; we ignore it
return
}
if (value !== bUrl.searchParams.get(key)) {
allSame = false
return
}
})
return allSame
} catch (e) {
console.debug("Could not compare ", a, "and", b, "due to", e)
}
return false
}
/**
* Returns the correct key for API v4.0
*/
private static ExtractKeyFromURL(value: string): number {
let key: string
const newApiFormat = value.match(/https?:\/\/www.mapillary.com\/app\/\?pKey=([0-9]*)/)
if (newApiFormat !== null) {
key = newApiFormat[1]
} else if (value.startsWith(Mapillary.valuePrefix)) {
key = value.substring(0, value.lastIndexOf("?")).substring(value.lastIndexOf("/") + 1)
} else if (value.match("[0-9]*")) {
key = value
}
const keyAsNumber = Number(key)
if (!isNaN(keyAsNumber)) {
return keyAsNumber
}
return undefined
}
SourceIcon(backlinkSource?: string): BaseUIElement {
return Svg.mapillary_svg()
}
async ExtractUrls(key: string, value: string): Promise<Promise<ProvidedImage>[]> {
return [this.PrepareUrlAsync(key, value)]
}
public async DownloadAttribution(url: string): Promise<LicenseInfo> {
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
}
private async PrepareUrlAsync(key: string, value: string): Promise<ProvidedImage> {
const mapillaryId = Mapillary.ExtractKeyFromURL(value)
if (mapillaryId === undefined) {
return undefined
}
const metadataUrl =
"https://graph.mapillary.com/" +
mapillaryId +
"?fields=thumb_1024_url&&access_token=" +
Constants.mapillary_client_token_v4
const response = await Utils.downloadJsonCached(metadataUrl, 60 * 60)
const url = <string>response["thumb_1024_url"]
return {
url: url,
provider: this,
key: key,
}
}
}