Sora/Sora/Utils/JSLoader/JSController.swift
2025-03-26 20:23:12 +01:00

508 lines
23 KiB
Swift

//
// JSController.swift
// Sora
//
// Created by Francesco on 05/01/25.
//
import JavaScriptCore
class JSController: ObservableObject {
private var context: JSContext
init() {
self.context = JSContext()
setupContext()
}
private func setupContext() {
context.setupJavaScriptEnvironment()
}
func loadScript(_ script: String) {
context = JSContext()
setupContext()
context.evaluateScript(script)
if let exception = context.exception {
Logger.shared.log("Error loading script: \(exception)", type: "Error")
}
}
func fetchSearchResults(keyword: String, module: ScrapingModule, completion: @escaping ([SearchItem]) -> Void) {
let searchUrl = module.metadata.searchBaseUrl.replacingOccurrences(of: "%s", with: keyword.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed) ?? "")
guard let url = URL(string: searchUrl) else {
completion([])
return
}
URLSession.customDNS.dataTask(with: url) { [weak self] data, _, error in
guard let self = self else { return }
if let error = error {
Logger.shared.log("Network error: \(error)",type: "Error")
DispatchQueue.main.async { completion([]) }
return
}
guard let data = data, let html = String(data: data, encoding: .utf8) else {
Logger.shared.log("Failed to decode HTML",type: "Error")
DispatchQueue.main.async { completion([]) }
return
}
Logger.shared.log(html,type: "HTMLStrings")
if let parseFunction = self.context.objectForKeyedSubscript("searchResults"),
let results = parseFunction.call(withArguments: [html]).toArray() as? [[String: String]] {
let resultItems = results.map { item in
SearchItem(
title: item["title"] ?? "",
imageUrl: item["image"] ?? "",
href: item["href"] ?? ""
)
}
DispatchQueue.main.async {
completion(resultItems)
}
} else {
Logger.shared.log("Failed to parse results",type: "Error")
DispatchQueue.main.async { completion([]) }
}
}.resume()
}
func fetchDetails(url: String, completion: @escaping ([MediaItem], [EpisodeLink]) -> Void) {
guard let url = URL(string: url) else {
completion([], [])
return
}
URLSession.customDNS.dataTask(with: url) { [weak self] data, _, error in
guard let self = self else { return }
if let error = error {
Logger.shared.log("Network error: \(error)",type: "Error")
DispatchQueue.main.async { completion([], []) }
return
}
guard let data = data, let html = String(data: data, encoding: .utf8) else {
Logger.shared.log("Failed to decode HTML",type: "Error")
DispatchQueue.main.async { completion([], []) }
return
}
var resultItems: [MediaItem] = []
var episodeLinks: [EpisodeLink] = []
Logger.shared.log(html,type: "HTMLStrings")
if let parseFunction = self.context.objectForKeyedSubscript("extractDetails"),
let results = parseFunction.call(withArguments: [html]).toArray() as? [[String: String]] {
resultItems = results.map { item in
MediaItem(
description: item["description"] ?? "",
aliases: item["aliases"] ?? "",
airdate: item["airdate"] ?? ""
)
}
} else {
Logger.shared.log("Failed to parse results",type: "Error")
}
if let fetchEpisodesFunction = self.context.objectForKeyedSubscript("extractEpisodes"),
let episodesResult = fetchEpisodesFunction.call(withArguments: [html]).toArray() as? [[String: String]] {
for episodeData in episodesResult {
if let num = episodeData["number"], let link = episodeData["href"], let number = Int(num) {
episodeLinks.append(EpisodeLink(number: number, href: link))
}
}
}
DispatchQueue.main.async {
completion(resultItems, episodeLinks)
}
}.resume()
}
func fetchStreamUrl(episodeUrl: String, softsub: Bool = false, completion: @escaping ((stream: String?, subtitles: String?)) -> Void) {
guard let url = URL(string: episodeUrl) else {
completion((nil, nil))
return
}
URLSession.customDNS.dataTask(with: url) { [weak self] data, _, error in
guard let self = self else { return }
if let error = error {
Logger.shared.log("Network error: \(error)", type: "Error")
DispatchQueue.main.async { completion((nil, nil)) }
return
}
guard let data = data, let html = String(data: data, encoding: .utf8) else {
Logger.shared.log("Failed to decode HTML", type: "Error")
DispatchQueue.main.async { completion((nil, nil)) }
return
}
Logger.shared.log(html, type: "HTMLStrings")
if let parseFunction = self.context.objectForKeyedSubscript("extractStreamUrl"),
let resultString = parseFunction.call(withArguments: [html]).toString() {
if softsub {
if let data = resultString.data(using: .utf8),
let json = try? JSONSerialization.jsonObject(with: data, options: []) as? [String: Any] {
let streamUrl = json["stream"] as? String
let subtitlesUrl = json["subtitles"] as? String
Logger.shared.log("Starting stream from: \(streamUrl ?? "nil") with subtitles: \(subtitlesUrl ?? "nil")", type: "Stream")
DispatchQueue.main.async {
completion((streamUrl, subtitlesUrl))
}
} else {
Logger.shared.log("Failed to parse softsub JSON", type: "Error")
DispatchQueue.main.async { completion((nil, nil)) }
}
} else {
Logger.shared.log("Starting stream from: \(resultString)", type: "Stream")
DispatchQueue.main.async { completion((resultString, nil)) }
}
} else {
Logger.shared.log("Failed to extract stream URL", type: "Error")
DispatchQueue.main.async { completion((nil, nil)) }
}
}.resume()
}
func fetchJsSearchResults(keyword: String, module: ScrapingModule, completion: @escaping ([SearchItem]) -> Void) {
if let exception = context.exception {
Logger.shared.log("JavaScript exception: \(exception)",type: "Error")
completion([])
return
}
guard let searchResultsFunction = context.objectForKeyedSubscript("searchResults") else {
Logger.shared.log("No JavaScript function searchResults found",type: "Error")
completion([])
return
}
let promiseValue = searchResultsFunction.call(withArguments: [keyword])
guard let promise = promiseValue else {
Logger.shared.log("searchResults did not return a Promise",type: "Error")
completion([])
return
}
let thenBlock: @convention(block) (JSValue) -> Void = { result in
Logger.shared.log(result.toString(),type: "HTMLStrings")
if let jsonString = result.toString(),
let data = jsonString.data(using: .utf8) {
do {
if let array = try JSONSerialization.jsonObject(with: data, options: []) as? [[String: Any]] {
let resultItems = array.compactMap { item -> SearchItem? in
guard let title = item["title"] as? String,
let imageUrl = item["image"] as? String,
let href = item["href"] as? String else {
Logger.shared.log("Missing or invalid data in search result item: \(item)", type: "Error")
return nil
}
return SearchItem(title: title, imageUrl: imageUrl, href: href)
}
DispatchQueue.main.async {
completion(resultItems)
}
} else {
Logger.shared.log("Failed to parse JSON",type: "Error")
DispatchQueue.main.async {
completion([])
}
}
} catch {
Logger.shared.log("JSON parsing error: \(error)",type: "Error")
DispatchQueue.main.async {
completion([])
}
}
} else {
Logger.shared.log("Result is not a string",type: "Error")
DispatchQueue.main.async {
completion([])
}
}
}
let catchBlock: @convention(block) (JSValue) -> Void = { error in
Logger.shared.log("Promise rejected: \(String(describing: error.toString()))",type: "Error")
DispatchQueue.main.async {
completion([])
}
}
let thenFunction = JSValue(object: thenBlock, in: context)
let catchFunction = JSValue(object: catchBlock, in: context)
promise.invokeMethod("then", withArguments: [thenFunction as Any])
promise.invokeMethod("catch", withArguments: [catchFunction as Any])
}
func fetchDetailsJS(url: String, completion: @escaping ([MediaItem], [EpisodeLink]) -> Void) {
guard let url = URL(string: url) else {
completion([], [])
return
}
if let exception = context.exception {
Logger.shared.log("JavaScript exception: \(exception)",type: "Error")
completion([], [])
return
}
guard let extractDetailsFunction = context.objectForKeyedSubscript("extractDetails") else {
Logger.shared.log("No JavaScript function extractDetails found",type: "Error")
completion([], [])
return
}
guard let extractEpisodesFunction = context.objectForKeyedSubscript("extractEpisodes") else {
Logger.shared.log("No JavaScript function extractEpisodes found",type: "Error")
completion([], [])
return
}
var resultItems: [MediaItem] = []
var episodeLinks: [EpisodeLink] = []
let dispatchGroup = DispatchGroup()
dispatchGroup.enter()
let promiseValueDetails = extractDetailsFunction.call(withArguments: [url.absoluteString])
guard let promiseDetails = promiseValueDetails else {
Logger.shared.log("extractDetails did not return a Promise",type: "Error")
completion([], [])
return
}
let thenBlockDetails: @convention(block) (JSValue) -> Void = { result in
Logger.shared.log(result.toString(),type: "Debug")
if let jsonOfDetails = result.toString(),
let dataDetails = jsonOfDetails.data(using: .utf8) {
do {
if let array = try JSONSerialization.jsonObject(with: dataDetails, options: []) as? [[String: Any]] {
resultItems = array.map { item -> MediaItem in
MediaItem(
description: item["description"] as? String ?? "",
aliases: item["aliases"] as? String ?? "",
airdate: item["airdate"] as? String ?? ""
)
}
} else {
Logger.shared.log("Failed to parse JSON of extractDetails",type: "Error")
}
} catch {
Logger.shared.log("JSON parsing error of extract details: \(error)",type: "Error")
}
} else {
Logger.shared.log("Result is not a string of extractDetails",type: "Error")
}
dispatchGroup.leave()
}
let catchBlockDetails: @convention(block) (JSValue) -> Void = { error in
Logger.shared.log("Promise rejected of extractDetails: \(String(describing: error.toString()))",type: "Error")
dispatchGroup.leave()
}
let thenFunctionDetails = JSValue(object: thenBlockDetails, in: context)
let catchFunctionDetails = JSValue(object: catchBlockDetails, in: context)
promiseDetails.invokeMethod("then", withArguments: [thenFunctionDetails as Any])
promiseDetails.invokeMethod("catch", withArguments: [catchFunctionDetails as Any])
dispatchGroup.enter()
let promiseValueEpisodes = extractEpisodesFunction.call(withArguments: [url.absoluteString])
guard let promiseEpisodes = promiseValueEpisodes else {
Logger.shared.log("extractEpisodes did not return a Promise",type: "Error")
completion([], [])
return
}
let thenBlockEpisodes: @convention(block) (JSValue) -> Void = { result in
Logger.shared.log(result.toString(),type: "Debug")
if let jsonOfEpisodes = result.toString(),
let dataEpisodes = jsonOfEpisodes.data(using: .utf8) {
do {
if let array = try JSONSerialization.jsonObject(with: dataEpisodes, options: []) as? [[String: Any]] {
episodeLinks = array.map { item -> EpisodeLink in
EpisodeLink(
number: item["number"] as? Int ?? 0,
href: item["href"] as? String ?? ""
)
}
} else {
Logger.shared.log("Failed to parse JSON of extractEpisodes",type: "Error")
}
} catch {
Logger.shared.log("JSON parsing error of extractEpisodes: \(error)",type: "Error")
}
} else {
Logger.shared.log("Result is not a string of extractEpisodes",type: "Error")
}
dispatchGroup.leave()
}
let catchBlockEpisodes: @convention(block) (JSValue) -> Void = { error in
Logger.shared.log("Promise rejected of extractEpisodes: \(String(describing: error.toString()))",type: "Error")
dispatchGroup.leave()
}
let thenFunctionEpisodes = JSValue(object: thenBlockEpisodes, in: context)
let catchFunctionEpisodes = JSValue(object: catchBlockEpisodes, in: context)
promiseEpisodes.invokeMethod("then", withArguments: [thenFunctionEpisodes as Any])
promiseEpisodes.invokeMethod("catch", withArguments: [catchFunctionEpisodes as Any])
dispatchGroup.notify(queue: .main) {
completion(resultItems, episodeLinks)
}
}
func fetchStreamUrlJS(episodeUrl: String, softsub: Bool = false, completion: @escaping ((stream: String?, subtitles: String?)) -> Void) {
if let exception = context.exception {
Logger.shared.log("JavaScript exception: \(exception)", type: "Error")
completion((nil, nil))
return
}
guard let extractStreamUrlFunction = context.objectForKeyedSubscript("extractStreamUrl") else {
Logger.shared.log("No JavaScript function extractStreamUrl found", type: "Error")
completion((nil, nil))
return
}
let promiseValue = extractStreamUrlFunction.call(withArguments: [episodeUrl])
guard let promise = promiseValue else {
Logger.shared.log("extractStreamUrl did not return a Promise", type: "Error")
completion((nil, nil))
return
}
let thenBlock: @convention(block) (JSValue) -> Void = { result in
if softsub {
if let jsonString = result.toString(),
let data = jsonString.data(using: .utf8),
let json = try? JSONSerialization.jsonObject(with: data, options: []) as? [String: Any] {
let streamUrl = json["stream"] as? String
let subtitlesUrl = json["subtitles"] as? String
Logger.shared.log("Starting stream from: \(streamUrl ?? "nil") with subtitles: \(subtitlesUrl ?? "nil")", type: "Stream")
DispatchQueue.main.async {
completion((streamUrl, subtitlesUrl))
}
} else {
Logger.shared.log("Failed to parse softsub JSON in JS", type: "Error")
DispatchQueue.main.async {
completion((nil, nil))
}
}
} else {
let streamUrl = result.toString()
Logger.shared.log("Starting stream from: \(streamUrl ?? "nil")", type: "Stream")
DispatchQueue.main.async {
completion((streamUrl, nil))
}
}
}
let catchBlock: @convention(block) (JSValue) -> Void = { error in
Logger.shared.log("Promise rejected: \(String(describing: error.toString()))", type: "Error")
DispatchQueue.main.async {
completion((nil, nil))
}
}
let thenFunction = JSValue(object: thenBlock, in: context)
let catchFunction = JSValue(object: catchBlock, in: context)
promise.invokeMethod("then", withArguments: [thenFunction as Any])
promise.invokeMethod("catch", withArguments: [catchFunction as Any])
}
func fetchStreamUrlJSSecond(episodeUrl: String, softsub: Bool = false, completion: @escaping ((stream: String?, subtitles: String?)) -> Void) {
let url = URL(string: episodeUrl)!
let task = URLSession.customDNS.dataTask(with: url) { data, response, error in
if let error = error {
Logger.shared.log("URLSession error: \(error.localizedDescription)", type: "Error")
DispatchQueue.main.async { completion((nil, nil)) }
return
}
guard let data = data, let htmlString = String(data: data, encoding: .utf8) else {
Logger.shared.log("Failed to fetch HTML data", type: "Error")
DispatchQueue.main.async { completion((nil, nil)) }
return
}
DispatchQueue.main.async {
if let exception = self.context.exception {
Logger.shared.log("JavaScript exception: \(exception)", type: "Error")
completion((nil, nil))
return
}
guard let extractStreamUrlFunction = self.context.objectForKeyedSubscript("extractStreamUrl") else {
Logger.shared.log("No JavaScript function extractStreamUrl found", type: "Error")
completion((nil, nil))
return
}
let promiseValue = extractStreamUrlFunction.call(withArguments: [htmlString])
guard let promise = promiseValue else {
Logger.shared.log("extractStreamUrl did not return a Promise", type: "Error")
completion((nil, nil))
return
}
let thenBlock: @convention(block) (JSValue) -> Void = { result in
if softsub {
if let jsonString = result.toString(),
let data = jsonString.data(using: .utf8),
let json = try? JSONSerialization.jsonObject(with: data, options: []) as? [String: Any] {
let streamUrl = json["stream"] as? String
let subtitlesUrl = json["subtitles"] as? String
Logger.shared.log("Starting stream from: \(streamUrl ?? "nil") with subtitles: \(subtitlesUrl ?? "nil")", type: "Stream")
DispatchQueue.main.async {
completion((streamUrl, subtitlesUrl))
}
} else {
Logger.shared.log("Failed to parse softsub JSON in JSSecond", type: "Error")
DispatchQueue.main.async {
completion((nil, nil))
}
}
} else {
let streamUrl = result.toString()
Logger.shared.log("Starting stream from: \(streamUrl ?? "nil")", type: "Stream")
DispatchQueue.main.async {
completion((streamUrl, nil))
}
}
}
let catchBlock: @convention(block) (JSValue) -> Void = { error in
Logger.shared.log("Promise rejected: \(String(describing: error.toString()))", type: "Error")
DispatchQueue.main.async {
completion((nil, nil))
}
}
let thenFunction = JSValue(object: thenBlock, in: self.context)
let catchFunction = JSValue(object: catchBlock, in: self.context)
promise.invokeMethod("then", withArguments: [thenFunction as Any])
promise.invokeMethod("catch", withArguments: [catchFunction as Any])
}
}
task.resume()
}
}