mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
592 lines
29 KiB
Swift
592 lines
29 KiB
Swift
import Foundation
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import UIKit
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import SwiftSignalKit
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import Postbox
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import TelegramCore
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import SyncCore
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import MtProtoKit
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import TelegramPresentationData
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import TelegramUIPreferences
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import AccountContext
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private let baseTelegramMePaths = ["telegram.me", "t.me", "telegram.dog"]
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private let baseTelegraPhPaths = ["telegra.ph/", "te.legra.ph/", "graph.org/", "t.me/iv?"]
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public enum ParsedInternalPeerUrlParameter {
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case botStart(String)
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case groupBotStart(String)
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case channelMessage(Int32)
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case replyThread(Int32, Int32)
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}
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public enum ParsedInternalUrl {
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case peerName(String, ParsedInternalPeerUrlParameter?)
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case peerId(PeerId)
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case privateMessage(messageId: MessageId, threadId: Int32?)
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case stickerPack(String)
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case join(String)
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case localization(String)
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case proxy(host: String, port: Int32, username: String?, password: String?, secret: Data?)
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case internalInstantView(url: String)
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case confirmationCode(Int)
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case cancelAccountReset(phone: String, hash: String)
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case share(url: String?, text: String?, to: String?)
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case wallpaper(WallpaperUrlParameter)
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case theme(String)
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}
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private enum ParsedUrl {
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case externalUrl(String)
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case internalUrl(ParsedInternalUrl)
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}
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public func parseInternalUrl(query: String) -> ParsedInternalUrl? {
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var query = query
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if query.hasPrefix("s/") {
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query = String(query[query.index(query.startIndex, offsetBy: 2)...])
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}
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if query.hasSuffix("/") {
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query.removeLast()
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}
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if let components = URLComponents(string: "/" + query) {
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var pathComponents = components.path.components(separatedBy: "/")
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if !pathComponents.isEmpty {
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pathComponents.removeFirst()
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}
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if !pathComponents.isEmpty && !pathComponents[0].isEmpty {
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let peerName: String = pathComponents[0]
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if pathComponents.count == 1 {
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if let queryItems = components.queryItems {
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if peerName == "socks" || peerName == "proxy" {
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var server: String?
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var port: String?
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var user: String?
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var pass: String?
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var secret: Data?
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if let queryItems = components.queryItems {
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for queryItem in queryItems {
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if let value = queryItem.value {
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if queryItem.name == "server" || queryItem.name == "proxy" {
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server = value
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} else if queryItem.name == "port" {
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port = value
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} else if queryItem.name == "user" {
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user = value
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} else if queryItem.name == "pass" {
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pass = value
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} else if queryItem.name == "secret" {
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let parsedSecret = MTProxySecret.parse(value)
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if let parsedSecret = parsedSecret {
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secret = parsedSecret.serialize()
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}
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}
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}
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}
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}
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if let server = server, !server.isEmpty, let port = port, let portValue = Int32(port) {
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return .proxy(host: server, port: portValue, username: user, password: pass, secret: secret)
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}
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} else if peerName == "iv" {
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var url: String?
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for queryItem in queryItems {
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if let value = queryItem.value {
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if queryItem.name == "url" {
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url = value
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}
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}
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}
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if let _ = url {
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return .internalInstantView(url: "https://t.me/\(query)")
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}
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} else if peerName == "login" {
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var code: String?
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for queryItem in queryItems {
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if let value = queryItem.value {
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if queryItem.name == "code" {
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code = value
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}
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}
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}
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if let code = code, let codeValue = Int(code) {
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return .confirmationCode(codeValue)
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}
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} else if peerName == "confirmphone" {
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var phone: String?
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var hash: String?
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for queryItem in queryItems {
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if let value = queryItem.value {
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if queryItem.name == "phone" {
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phone = value
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} else if queryItem.name == "hash" {
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hash = value
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}
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}
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}
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if let phone = phone, let hash = hash {
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return .cancelAccountReset(phone: phone, hash: hash)
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}
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} else {
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for queryItem in queryItems {
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if let value = queryItem.value {
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if queryItem.name == "start" {
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return .peerName(peerName, .botStart(value))
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} else if queryItem.name == "startgroup" {
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return .peerName(peerName, .groupBotStart(value))
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} else if queryItem.name == "game" {
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return nil
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}
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}
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}
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}
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} else if pathComponents[0].hasPrefix(phonebookUsernamePathPrefix), let idValue = Int32(String(pathComponents[0][pathComponents[0].index(pathComponents[0].startIndex, offsetBy: phonebookUsernamePathPrefix.count)...])) {
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return .peerId(PeerId(namespace: Namespaces.Peer.CloudUser, id: idValue))
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} else if pathComponents[0].hasPrefix("+") || pathComponents[0].hasPrefix("%20") {
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return .join(String(pathComponents[0].dropFirst()))
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}
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return .peerName(peerName, nil)
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} else if pathComponents.count == 2 || pathComponents.count == 3 {
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if pathComponents[0] == "addstickers" {
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return .stickerPack(pathComponents[1])
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} else if pathComponents[0] == "joinchat" || pathComponents[0] == "joinchannel" {
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return .join(pathComponents[1])
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} else if pathComponents[0] == "setlanguage" {
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return .localization(pathComponents[1])
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} else if pathComponents[0] == "login" {
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if let code = Int(pathComponents[1]) {
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return .confirmationCode(code)
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}
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} else if pathComponents[0] == "share" && pathComponents[1] == "url" {
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if let queryItems = components.queryItems {
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var url: String?
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var text: String?
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for queryItem in queryItems {
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if let value = queryItem.value {
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if queryItem.name == "url" {
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url = value
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} else if queryItem.name == "text" {
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text = value
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}
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}
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}
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if let url = url {
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return .share(url: url, text: text, to: nil)
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}
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}
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return nil
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} else if pathComponents[0] == "bg" {
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let component = pathComponents[1]
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let parameter: WallpaperUrlParameter
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if [6, 8].contains(component.count), component.rangeOfCharacter(from: CharacterSet(charactersIn: "0123456789abcdefABCDEF").inverted) == nil, let color = UIColor(hexString: component) {
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parameter = .color(color)
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} else if [13, 15, 17].contains(component.count), component.rangeOfCharacter(from: CharacterSet(charactersIn: "0123456789abcdefABCDEF-").inverted) == nil {
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var rotation: Int32?
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if let queryItems = components.queryItems {
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for queryItem in queryItems {
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if let value = queryItem.value {
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if queryItem.name == "rotation" {
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rotation = Int32(value)
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}
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}
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}
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}
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let components = component.components(separatedBy: "-")
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if components.count == 2, let topColor = UIColor(hexString: components[0]), let bottomColor = UIColor(hexString: components[1]) {
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parameter = .gradient(topColor, bottomColor, rotation)
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} else {
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return nil
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}
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} else {
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var options: WallpaperPresentationOptions = []
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var intensity: Int32?
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var topColor: UIColor?
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var bottomColor: UIColor?
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var rotation: Int32?
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if let queryItems = components.queryItems {
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for queryItem in queryItems {
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if let value = queryItem.value {
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if queryItem.name == "mode" {
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for option in value.components(separatedBy: "+") {
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switch option.lowercased() {
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case "motion":
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options.insert(.motion)
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case "blur":
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options.insert(.blur)
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default:
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break
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}
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}
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} else if queryItem.name == "bg_color" {
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if [6, 8].contains(value.count), value.rangeOfCharacter(from: CharacterSet(charactersIn: "0123456789abcdefABCDEF").inverted) == nil, let color = UIColor(hexString: value) {
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topColor = color
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} else if [13, 15, 17].contains(value.count), value.rangeOfCharacter(from: CharacterSet(charactersIn: "0123456789abcdefABCDEF-").inverted) == nil {
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let components = value.components(separatedBy: "-")
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if components.count == 2, let topColorValue = UIColor(hexString: components[0]), let bottomColorValue = UIColor(hexString: components[1]) {
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topColor = topColorValue
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bottomColor = bottomColorValue
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}
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}
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} else if queryItem.name == "intensity" {
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intensity = Int32(value)
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} else if queryItem.name == "rotation" {
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rotation = Int32(value)
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}
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}
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}
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}
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parameter = .slug(component, options, topColor, bottomColor, intensity, rotation)
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}
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return .wallpaper(parameter)
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} else if pathComponents[0] == "addtheme" {
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return .theme(pathComponents[1])
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} else if pathComponents.count == 3 && pathComponents[0] == "c" {
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if let channelId = Int32(pathComponents[1]), let messageId = Int32(pathComponents[2]) {
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var threadId: Int32?
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if let queryItems = components.queryItems {
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for queryItem in queryItems {
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if let value = queryItem.value {
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if queryItem.name == "thread" {
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if let intValue = Int32(value) {
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threadId = intValue
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break
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}
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}
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}
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}
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}
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return .privateMessage(messageId: MessageId(peerId: PeerId(namespace: Namespaces.Peer.CloudChannel, id: channelId), namespace: Namespaces.Message.Cloud, id: messageId), threadId: threadId)
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} else {
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return nil
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}
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} else if let value = Int(pathComponents[1]) {
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var threadId: Int32?
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var commentId: Int32?
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if let queryItems = components.queryItems {
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for queryItem in queryItems {
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if let value = queryItem.value {
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if queryItem.name == "thread" {
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if let intValue = Int32(value) {
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threadId = intValue
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break
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}
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} else if queryItem.name == "comment" {
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if let intValue = Int32(value) {
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commentId = intValue
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break
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}
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}
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}
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}
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}
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if let threadId = threadId {
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return .peerName(peerName, .replyThread(threadId, Int32(value)))
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} else if let commentId = commentId {
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return .peerName(peerName, .replyThread(Int32(value), commentId))
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} else {
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return .peerName(peerName, .channelMessage(Int32(value)))
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}
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} else {
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return nil
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}
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}
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} else {
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return nil
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}
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}
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return nil
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}
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private func resolveInternalUrl(account: Account, url: ParsedInternalUrl) -> Signal<ResolvedUrl?, NoError> {
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switch url {
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case let .peerName(name, parameter):
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return resolvePeerByName(account: account, name: name)
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|> take(1)
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|> mapToSignal { peerId -> Signal<Peer?, NoError> in
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return account.postbox.transaction { transaction -> Peer? in
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if let peerId = peerId {
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return transaction.getPeer(peerId)
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} else {
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return nil
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}
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}
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}
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|> mapToSignal { peer -> Signal<ResolvedUrl?, NoError> in
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if let peer = peer {
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if let parameter = parameter {
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switch parameter {
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case let .botStart(payload):
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return .single(.botStart(peerId: peer.id, payload: payload))
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case let .groupBotStart(payload):
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return .single(.groupBotStart(peerId: peer.id, payload: payload))
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case let .channelMessage(id):
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return .single(.channelMessage(peerId: peer.id, messageId: MessageId(peerId: peer.id, namespace: Namespaces.Message.Cloud, id: id)))
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case let .replyThread(id, replyId):
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let replyThreadMessageId = MessageId(peerId: peer.id, namespace: Namespaces.Message.Cloud, id: id)
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return fetchChannelReplyThreadMessage(account: account, messageId: replyThreadMessageId, atMessageId: nil)
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|> map(Optional.init)
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|> `catch` { _ -> Signal<ChatReplyThreadMessage?, NoError> in
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return .single(nil)
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}
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|> map { result -> ResolvedUrl? in
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guard let result = result else {
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return .channelMessage(peerId: peer.id, messageId: replyThreadMessageId)
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}
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return .replyThreadMessage(replyThreadMessage: result, messageId: MessageId(peerId: result.messageId.peerId, namespace: Namespaces.Message.Cloud, id: replyId))
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}
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}
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} else {
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if let peer = peer as? TelegramUser, peer.botInfo == nil {
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return .single(.peer(peer.id, .chat(textInputState: nil, subject: nil, peekData: nil)))
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} else {
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return .single(.peer(peer.id, .chat(textInputState: nil, subject: nil, peekData: nil)))
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}
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}
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} else {
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return .single(.peer(nil, .info))
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}
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}
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case let .peerId(peerId):
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return account.postbox.transaction { transaction -> Peer? in
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return transaction.getPeer(peerId)
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}
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|> mapToSignal { peer -> Signal<ResolvedUrl?, NoError> in
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if let peer = peer {
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return .single(.peer(peer.id, .chat(textInputState: nil, subject: nil, peekData: nil)))
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} else {
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return .single(.inaccessiblePeer)
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}
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}
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case let .privateMessage(messageId, threadId):
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return account.postbox.transaction { transaction -> Peer? in
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return transaction.getPeer(messageId.peerId)
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}
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|> mapToSignal { peer -> Signal<ResolvedUrl?, NoError> in
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let foundPeer: Signal<Peer?, NoError>
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if let peer = peer {
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foundPeer = .single(peer)
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} else {
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foundPeer = findChannelById(postbox: account.postbox, network: account.network, channelId: messageId.peerId.id)
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}
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return foundPeer
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|> mapToSignal { foundPeer -> Signal<ResolvedUrl?, NoError> in
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if let foundPeer = foundPeer {
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if let threadId = threadId {
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let replyThreadMessageId = MessageId(peerId: foundPeer.id, namespace: Namespaces.Message.Cloud, id: threadId)
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return fetchChannelReplyThreadMessage(account: account, messageId: replyThreadMessageId, atMessageId: nil)
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|> map(Optional.init)
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|> `catch` { _ -> Signal<ChatReplyThreadMessage?, NoError> in
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return .single(nil)
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}
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|> map { result -> ResolvedUrl? in
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guard let result = result else {
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return .channelMessage(peerId: foundPeer.id, messageId: replyThreadMessageId)
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}
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return .replyThreadMessage(replyThreadMessage: result, messageId: messageId)
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}
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} else {
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return .single(.peer(foundPeer.id, .chat(textInputState: nil, subject: .message(id: messageId, highlight: true), peekData: nil)))
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}
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} else {
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return .single(.inaccessiblePeer)
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}
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}
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}
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case let .stickerPack(name):
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return .single(.stickerPack(name: name))
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case let .join(link):
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return .single(.join(link))
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case let .localization(identifier):
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return .single(.localization(identifier))
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case let .proxy(host, port, username, password, secret):
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return .single(.proxy(host: host, port: port, username: username, password: password, secret: secret))
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case let .internalInstantView(url):
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return resolveInstantViewUrl(account: account, url: url)
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|> map(Optional.init)
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case let .confirmationCode(code):
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return .single(.confirmationCode(code))
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case let .cancelAccountReset(phone, hash):
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return .single(.cancelAccountReset(phone: phone, hash: hash))
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case let .share(url, text, to):
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return .single(.share(url: url, text: text, to: to))
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case let .wallpaper(parameter):
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return .single(.wallpaper(parameter))
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case let .theme(slug):
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return .single(.theme(slug))
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}
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}
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public func isTelegramMeLink(_ url: String) -> Bool {
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let schemes = ["http://", "https://", ""]
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for basePath in baseTelegramMePaths {
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for scheme in schemes {
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let basePrefix = scheme + basePath + "/"
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if url.lowercased().hasPrefix(basePrefix) {
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return true
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}
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}
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}
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return false
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}
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public func parseProxyUrl(_ url: String) -> (host: String, port: Int32, username: String?, password: String?, secret: Data?)? {
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let schemes = ["http://", "https://", ""]
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for basePath in baseTelegramMePaths {
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for scheme in schemes {
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let basePrefix = scheme + basePath + "/"
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if url.lowercased().hasPrefix(basePrefix) {
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if let internalUrl = parseInternalUrl(query: String(url[basePrefix.endIndex...])), case let .proxy(proxy) = internalUrl {
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return (proxy.host, proxy.port, proxy.username, proxy.password, proxy.secret)
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}
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}
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}
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}
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if let parsedUrl = URL(string: url), parsedUrl.scheme == "tg", let host = parsedUrl.host, let query = parsedUrl.query {
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if let internalUrl = parseInternalUrl(query: host + "?" + query), case let .proxy(proxy) = internalUrl {
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return (proxy.host, proxy.port, proxy.username, proxy.password, proxy.secret)
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}
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}
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return nil
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}
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public func parseStickerPackUrl(_ url: String) -> String? {
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let schemes = ["http://", "https://", ""]
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for basePath in baseTelegramMePaths {
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for scheme in schemes {
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let basePrefix = scheme + basePath + "/"
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if url.lowercased().hasPrefix(basePrefix) {
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if let internalUrl = parseInternalUrl(query: String(url[basePrefix.endIndex...])), case let .stickerPack(name) = internalUrl {
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return name
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}
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}
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}
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}
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if let parsedUrl = URL(string: url), parsedUrl.scheme == "tg", let host = parsedUrl.host, let query = parsedUrl.query {
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if let internalUrl = parseInternalUrl(query: host + "?" + query), case let .stickerPack(name) = internalUrl {
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return name
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}
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}
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return nil
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}
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public func parseWallpaperUrl(_ url: String) -> WallpaperUrlParameter? {
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let schemes = ["http://", "https://", ""]
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for basePath in baseTelegramMePaths {
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for scheme in schemes {
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let basePrefix = scheme + basePath + "/"
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if url.lowercased().hasPrefix(basePrefix) {
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if let internalUrl = parseInternalUrl(query: String(url[basePrefix.endIndex...])), case let .wallpaper(wallpaper) = internalUrl {
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return wallpaper
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}
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}
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}
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|
}
|
|
if let parsedUrl = URL(string: url), parsedUrl.scheme == "tg", let host = parsedUrl.host, let query = parsedUrl.query {
|
|
if let internalUrl = parseInternalUrl(query: host + "?" + query), case let .wallpaper(wallpaper) = internalUrl {
|
|
return wallpaper
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
private struct UrlHandlingConfiguration {
|
|
static var defaultValue: UrlHandlingConfiguration {
|
|
return UrlHandlingConfiguration(token: nil, domains: [])
|
|
}
|
|
|
|
public let token: String?
|
|
public let domains: [String]
|
|
|
|
fileprivate init(token: String?, domains: [String]) {
|
|
self.token = token
|
|
self.domains = domains
|
|
}
|
|
|
|
static func with(appConfiguration: AppConfiguration) -> UrlHandlingConfiguration {
|
|
if let data = appConfiguration.data, let token = data["autologin_token"] as? String, let domains = data["autologin_domains"] as? [String] {
|
|
return UrlHandlingConfiguration(token: token, domains: domains)
|
|
} else {
|
|
return .defaultValue
|
|
}
|
|
}
|
|
}
|
|
|
|
public func resolveUrlImpl(account: Account, url: String) -> Signal<ResolvedUrl, NoError> {
|
|
let schemes = ["http://", "https://", ""]
|
|
|
|
return account.postbox.transaction { transaction -> Signal<ResolvedUrl, NoError> in
|
|
let appConfiguration: AppConfiguration = transaction.getPreferencesEntry(key: PreferencesKeys.appConfiguration) as? AppConfiguration ?? AppConfiguration.defaultValue
|
|
let urlHandlingConfiguration = UrlHandlingConfiguration.with(appConfiguration: appConfiguration)
|
|
|
|
var url = url
|
|
if !(url.hasPrefix("http") || url.hasPrefix("https")) {
|
|
url = "http://\(url)"
|
|
}
|
|
if let urlValue = URL(string: url), let host = urlValue.host, urlHandlingConfiguration.domains.contains(host.lowercased()), var components = URLComponents(string: url) {
|
|
components.scheme = "https"
|
|
var queryItems = components.queryItems ?? []
|
|
queryItems.append(URLQueryItem(name: "autologin_token", value: urlHandlingConfiguration.token))
|
|
components.queryItems = queryItems
|
|
url = components.url?.absoluteString ?? url
|
|
}
|
|
|
|
for basePath in baseTelegramMePaths {
|
|
for scheme in schemes {
|
|
let basePrefix = scheme + basePath + "/"
|
|
if url.lowercased().hasPrefix(basePrefix) {
|
|
if let internalUrl = parseInternalUrl(query: String(url[basePrefix.endIndex...])) {
|
|
return resolveInternalUrl(account: account, url: internalUrl)
|
|
|> map { resolved -> ResolvedUrl in
|
|
if let resolved = resolved {
|
|
return resolved
|
|
} else {
|
|
return .externalUrl(url)
|
|
}
|
|
}
|
|
} else {
|
|
return .single(.externalUrl(url))
|
|
}
|
|
}
|
|
}
|
|
}
|
|
for basePath in baseTelegraPhPaths {
|
|
for scheme in schemes {
|
|
let basePrefix = scheme + basePath
|
|
if url.lowercased().hasPrefix(basePrefix) {
|
|
return resolveInstantViewUrl(account: account, url: url)
|
|
}
|
|
}
|
|
}
|
|
return .single(.externalUrl(url))
|
|
} |> switchToLatest
|
|
}
|
|
|
|
public func resolveInstantViewUrl(account: Account, url: String) -> Signal<ResolvedUrl, NoError> {
|
|
return webpagePreview(account: account, url: url)
|
|
|> mapToSignal { webpage -> Signal<ResolvedUrl, NoError> in
|
|
if let webpage = webpage {
|
|
if case let .Loaded(content) = webpage.content {
|
|
if content.instantPage != nil {
|
|
var anchorValue: String?
|
|
if let anchorRange = url.range(of: "#") {
|
|
let anchor = url[anchorRange.upperBound...]
|
|
if !anchor.isEmpty {
|
|
anchorValue = String(anchor)
|
|
}
|
|
}
|
|
return .single(.instantView(webpage, anchorValue))
|
|
} else {
|
|
return .single(.externalUrl(url))
|
|
}
|
|
} else {
|
|
return .complete()
|
|
}
|
|
} else {
|
|
return .single(.externalUrl(url))
|
|
}
|
|
}
|
|
}
|