mirror of
https://git.sr.ht/~cadence/bibliogram
synced 2025-06-28 07:58:25 +00:00
255 lines
8.6 KiB
JavaScript
255 lines
8.6 KiB
JavaScript
const constants = require("../../lib/constants")
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const switcher = require("../../lib/utils/torswitcher")
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const {fetchUser, getOrFetchShortcode, userRequestCache, history, assistantSwitcher} = require("../../lib/collectors")
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const {render, redirect, getStaticURL} = require("pinski/plugins")
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const {pugCache} = require("../passthrough")
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const {getSettings} = require("./utils/getsettings")
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const {getSettingsReferrer} = require("./utils/settingsreferrer")
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/** @param {import("../../lib/structures/TimelineEntry")} post */
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function getPageTitle(post) {
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return (post.getCaptionIntroduction() || `Post from @${post.getBasicOwner().username}`) + " | Bibliogram"
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}
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module.exports = [
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{
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route: "/", methods: ["GET"], code: async ({req}) => {
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const settings = getSettings(req)
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return render(200, "pug/home.pug", {
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settings,
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settingsReferrer: getSettingsReferrer("/"),
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rssEnabled: constants.feeds.enabled,
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allUnblocked: history.testNoneBlocked() || assistantSwitcher.displaySomeUnblocked(),
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torAvailable: switcher.canUseTor(),
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hasPrivacyPolicy: constants.has_privacy_policy,
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onionLocation: constants.onion_location
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})
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}
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},
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{
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route: "/privacy", methods: ["GET"], code: async ({req}) => {
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const settings = getSettings(req)
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if (constants.has_privacy_policy && pugCache.has("pug/privacy.pug")) {
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return render(200, "pug/privacy.pug", {settings})
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} else {
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return render(404, "pug/friendlyerror.pug", {
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statusCode: 404,
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title: "No privacy policy",
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message: "No privacy policy",
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explanation:
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"The owner of this instance has not actually written a privacy policy."
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+"\nIf you own this instance, please read the file stored at /src/site/pug/privacy.pug.template.",
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settings
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})
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}
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}
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},
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{
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route: `/u`, methods: ["GET"], code: async ({url}) => {
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if (url.searchParams.has("u")) {
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let username = url.searchParams.get("u")
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username = username.replace(/^(https?:\/\/)?([a-z]+\.)?instagram\.com\//, "")
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username = username.replace(/^\@+/, "")
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username = username.replace(/\/+$/, "")
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username = username.toLowerCase()
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return redirect(`/u/${username}`, 301)
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} else {
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return render(400, "pug/friendlyerror.pug", {
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statusCode: 400,
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title: "Bad request",
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message: "Expected a username",
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explanation: "Write /u/{username} or /u?u={username}.",
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withInstancesLink: false
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})
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}
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}
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},
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{
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route: `/u/(${constants.external.username_regex})(/channel)?`, methods: ["GET"], code: ({req, url, fill}) => {
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const username = fill[0]
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const type = fill[1] ? "igtv" : "timeline"
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if (username !== username.toLowerCase()) { // some capital letters
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return Promise.resolve(redirect(`/u/${username.toLowerCase()}`, 301))
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}
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const settings = getSettings(req)
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const params = url.searchParams
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return fetchUser(username).then(async user => {
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const selectedTimeline = user[type]
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let pageNumber = +params.get("page")
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if (isNaN(pageNumber) || pageNumber < 1) pageNumber = 1
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await selectedTimeline.fetchUpToPage(pageNumber - 1)
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const followerCountsAvailable = !(user.constructor.name === "ReelUser" && user.following === 0 && user.followedBy === 0)
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return render(200, "pug/user.pug", {
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url,
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user,
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selectedTimeline,
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type,
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followerCountsAvailable,
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constants,
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settings,
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settingsReferrer: getSettingsReferrer(req.url)
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})
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}).catch(error => {
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if (error === constants.symbols.NOT_FOUND || error === constants.symbols.ENDPOINT_OVERRIDDEN) {
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return render(404, "pug/friendlyerror.pug", {
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statusCode: 404,
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title: "Not found",
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message: "This user doesn't exist.",
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withInstancesLink: false,
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settings
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})
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} else if (error === constants.symbols.INSTAGRAM_DEMANDS_LOGIN || error === constants.symbols.RATE_LIMITED) {
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return {
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statusCode: 503,
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contentType: "text/html",
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headers: {
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"Retry-After": userRequestCache.getTtl("user/"+username, 1000)
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},
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content: pugCache.get("pug/blocked.pug").web({
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website_origin: constants.website_origin,
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username,
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expiresMinutes: userRequestCache.getTtl("user/"+username, 1000*60),
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getStaticURL,
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settings
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})
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}
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} else if (error === constants.symbols.extractor_results.AGE_RESTRICTED) {
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return render(403, "pug/age_gated.pug", {settings})
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} else {
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throw error
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}
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})
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}
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},
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{
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route: `/fragment/user/(${constants.external.username_regex})/(\\d+)`, methods: ["GET"], code: async ({req, url, fill}) => {
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const username = fill[0]
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let pageNumber = +fill[1]
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if (isNaN(pageNumber) || pageNumber < 1) {
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return {
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statusCode: 400,
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contentType: "text/html",
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content: "Bad page number"
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}
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}
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let type = url.searchParams.get("type")
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if (!["timeline", "igtv"].includes(type)) type = "timeline"
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const settings = getSettings(req)
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return fetchUser(username).then(async user => {
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const pageIndex = pageNumber - 1
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const selectedTimeline = user[type]
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await selectedTimeline.fetchUpToPage(pageIndex)
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if (selectedTimeline.pages[pageIndex]) {
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return render(200, "pug/fragments/timeline_page.pug", {page: selectedTimeline.pages[pageIndex], selectedTimeline, type, pageIndex, user, url, settings})
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} else {
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return {
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statusCode: 400,
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contentType: "text/html",
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content: "That page does not exist."
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}
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}
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}).catch(error => {
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if (error === constants.symbols.NOT_FOUND || error === constants.symbols.ENDPOINT_OVERRIDDEN) {
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return render(404, "pug/friendlyerror.pug", {
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statusCode: 404,
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title: "Not found",
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message: "This user doesn't exist.",
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withInstancesLink: false
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})
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} else if (error === constants.symbols.INSTAGRAM_DEMANDS_LOGIN || error === constants.symbols.RATE_LIMITED) {
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return render(503, "pug/fragments/timeline_loading_blocked.pug")
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} else {
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throw error
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}
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})
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}
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},
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{
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route: `/fragment/post/(${constants.external.shortcode_regex})`, methods: ["GET"], code: ({req, fill}) => {
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return getOrFetchShortcode(fill[0]).then(async post => {
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await post.fetchChildren()
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await post.fetchExtendedOwnerP() // serial await is okay since intermediate fetch result is cached
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if (post.isVideo()) await post.fetchVideoURL()
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const settings = getSettings(req)
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return {
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statusCode: 200,
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contentType: "application/json",
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content: {
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title: getPageTitle(post),
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html: pugCache.get("pug/fragments/post.pug").web({post, settings, getStaticURL})
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}
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}
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}).catch(error => {
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if (error === constants.symbols.NOT_FOUND) {
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return render(404, "pug/friendlyerror.pug", {
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statusCode: 404,
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title: "Not found",
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message: "Somehow, you reached a post that doesn't exist.",
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withInstancesLink: false
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})
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} else if (error === constants.symbols.RATE_LIMITED) {
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return render(503, "pug/friendlyerror.pug", {
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statusCode: 503,
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title: "Post loading blocked",
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message: "Post loading blocked",
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explanation:
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"Instagram blocked this server for requesting too much post data."
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+"\nThis block is not permanent, and will expire soon."
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+"\nPlease wait a few minutes before trying again."
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})
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} else {
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throw error
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}
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})
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}
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},
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{
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route: "/p", methods: ["GET"], code: async ({url}) => {
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if (url.searchParams.has("p")) {
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let post = url.searchParams.get("p")
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post = post.replace(/^(https?:\/\/)?([a-z]+\.)?instagram\.com\/p\//, "")
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return redirect(`/p/${post}`, 301)
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} else {
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return render(400, "pug/friendlyerror.pug", {
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statusCode: 400,
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title: "Bad request",
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message: "Expected a shortcode",
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explanation: "Write /p/{shortcode} or /p?p={shortcode}.",
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withInstancesLink: false
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})
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}
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}
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},
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{
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route: `/p/(${constants.external.shortcode_regex})`, methods: ["GET"], code: ({req, fill}) => {
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const settings = getSettings(req)
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return getOrFetchShortcode(fill[0]).then(async post => {
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await post.fetchChildren()
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await post.fetchExtendedOwnerP() // serial await is okay since intermediate fetch result is cached
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if (post.isVideo()) await post.fetchVideoURL()
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return render(200, "pug/post.pug", {
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title: getPageTitle(post),
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post,
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website_origin: constants.website_origin,
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settings
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})
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}).catch(error => {
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if (error === constants.symbols.NOT_FOUND) {
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return render(404, "pug/friendlyerror.pug", {
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statusCode: 404,
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title: "Not found",
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message: "Somehow, you reached a post that doesn't exist.",
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withInstancesLink: false,
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settings
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})
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} else {
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throw error
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}
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})
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}
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}
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]
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