Channels search, add SDWebImage framework

This commit is contained in:
Arkadiusz Fal
2021-10-22 01:29:10 +02:00
parent bb8a8dee05
commit 0e54cbcad0
35 changed files with 859 additions and 431 deletions

View File

@@ -32,19 +32,19 @@ final class PipedAPI: Service, ObservableObject, VideosAPI {
}
configureTransformer(pathPattern("channel/*")) { (content: Entity<JSON>) -> Channel? in
self.extractChannel(content.json)
PipedAPI.extractChannel(content.json)
}
configureTransformer(pathPattern("streams/*")) { (content: Entity<JSON>) -> Video? in
self.extractVideo(content.json)
PipedAPI.extractVideo(content.json)
}
configureTransformer(pathPattern("trending")) { (content: Entity<JSON>) -> [Video] in
self.extractVideos(content.json)
PipedAPI.extractVideos(content.json)
}
configureTransformer(pathPattern("search")) { (content: Entity<JSON>) -> [Video] in
self.extractVideos(content.json.dictionaryValue["items"]!)
configureTransformer(pathPattern("search")) { (content: Entity<JSON>) -> [ContentItem] in
PipedAPI.extractContentItems(content.json.dictionaryValue["items"]!)
}
configureTransformer(pathPattern("suggestions")) { (content: Entity<JSON>) -> [String] in
@@ -52,154 +52,6 @@ final class PipedAPI: Service, ObservableObject, VideosAPI {
}
}
private func extractChannel(_ content: JSON) -> Channel? {
Channel(
id: content.dictionaryValue["id"]!.stringValue,
name: content.dictionaryValue["name"]!.stringValue,
subscriptionsCount: content.dictionaryValue["subscriberCount"]!.intValue,
videos: extractVideos(content.dictionaryValue["relatedStreams"]!)
)
}
private func extractVideo(_ content: JSON) -> Video? {
let details = content.dictionaryValue
let url = details["url"]?.string
if !url.isNil {
guard url!.contains("/watch") else {
return nil
}
}
let channelId = details["uploaderUrl"]!.stringValue.components(separatedBy: "/").last!
let thumbnails: [Thumbnail] = Thumbnail.Quality.allCases.compactMap {
if let url = buildThumbnailURL(content, quality: $0) {
return Thumbnail(url: url, quality: $0)
}
return nil
}
let author = details["uploaderName"]?.stringValue ?? details["uploader"]!.stringValue
return Video(
videoID: extractID(content),
title: details["title"]!.stringValue,
author: author,
length: details["duration"]!.doubleValue,
published: details["uploadedDate"]?.stringValue ?? details["uploadDate"]!.stringValue,
views: details["views"]!.intValue,
description: extractDescription(content),
channel: Channel(id: channelId, name: author),
thumbnails: thumbnails,
likes: details["likes"]?.int,
dislikes: details["dislikes"]?.int,
streams: extractStreams(content)
)
}
private func extractID(_ content: JSON) -> Video.ID {
content.dictionaryValue["url"]?.stringValue.components(separatedBy: "?v=").last ??
extractThumbnailURL(content)!.relativeString.components(separatedBy: "/")[4]
}
private func extractThumbnailURL(_ content: JSON) -> URL? {
content.dictionaryValue["thumbnail"]?.url! ?? content.dictionaryValue["thumbnailUrl"]!.url!
}
private func buildThumbnailURL(_ content: JSON, quality: Thumbnail.Quality) -> URL? {
let thumbnailURL = extractThumbnailURL(content)
guard !thumbnailURL.isNil else {
return nil
}
return URL(string: thumbnailURL!
.absoluteString
.replacingOccurrences(of: "_webp", with: "")
.replacingOccurrences(of: ".webp", with: ".jpg")
.replacingOccurrences(of: "hqdefault", with: quality.filename)
.replacingOccurrences(of: "maxresdefault", with: quality.filename)
)!
}
private func extractDescription(_ content: JSON) -> String? {
guard var description = content.dictionaryValue["description"]?.string else {
return nil
}
description = description.replacingOccurrences(
of: "<br/>|<br />|<br>",
with: "\n",
options: .regularExpression,
range: nil
)
description = description.replacingOccurrences(
of: "<[^>]+>",
with: "",
options: .regularExpression,
range: nil
)
return description
}
private func extractVideos(_ content: JSON) -> [Video] {
content.arrayValue.compactMap(extractVideo(_:))
}
private func extractStreams(_ content: JSON) -> [Stream] {
var streams = [Stream]()
if let hlsURL = content.dictionaryValue["hls"]?.url {
streams.append(Stream(hlsURL: hlsURL))
}
guard let audioStream = compatibleAudioStreams(content).first else {
return streams
}
let videoStreams = compatibleVideoStream(content)
videoStreams.forEach { videoStream in
let audioAsset = AVURLAsset(url: audioStream.dictionaryValue["url"]!.url!)
let videoAsset = AVURLAsset(url: videoStream.dictionaryValue["url"]!.url!)
let videoOnly = videoStream.dictionaryValue["videoOnly"]?.boolValue ?? true
let resolution = Stream.Resolution.from(resolution: videoStream.dictionaryValue["quality"]!.stringValue)
if videoOnly {
streams.append(
Stream(audioAsset: audioAsset, videoAsset: videoAsset, resolution: resolution, kind: .adaptive)
)
} else {
streams.append(
SingleAssetStream(avAsset: videoAsset, resolution: resolution, kind: .stream)
)
}
}
return streams
}
private func compatibleAudioStreams(_ content: JSON) -> [JSON] {
content
.dictionaryValue["audioStreams"]?
.arrayValue
.filter { $0.dictionaryValue["format"]?.stringValue == "M4A" }
.sorted {
$0.dictionaryValue["bitrate"]?.intValue ?? 0 > $1.dictionaryValue["bitrate"]?.intValue ?? 0
} ?? []
}
private func compatibleVideoStream(_ content: JSON) -> [JSON] {
content
.dictionaryValue["videoStreams"]?
.arrayValue
.filter { $0.dictionaryValue["format"] == "MPEG_4" } ?? []
}
func channel(_ id: String) -> Resource {
resource(baseURL: account.url, path: "channel/\(id)")
}
@@ -240,4 +92,205 @@ final class PipedAPI: Service, ObservableObject, VideosAPI {
private func pathPattern(_ path: String) -> String {
"**\(path)"
}
private static func extractContentItem(_ content: JSON) -> ContentItem? {
let details = content.dictionaryValue
let url: String! = details["url"]?.string
let contentType: ContentItem.ContentType
if !url.isNil {
if url.contains("/playlist") {
contentType = .playlist
} else if url.contains("/channel") {
contentType = .channel
} else {
contentType = .video
}
} else {
contentType = .video
}
switch contentType {
case .video:
if let video = PipedAPI.extractVideo(content) {
return ContentItem(video: video)
}
case .playlist:
return nil
case .channel:
if let channel = PipedAPI.extractChannel(content) {
return ContentItem(channel: channel)
}
}
return nil
}
private static func extractContentItems(_ content: JSON) -> [ContentItem] {
content.arrayValue.compactMap { PipedAPI.extractContentItem($0) }
}
private static func extractChannel(_ content: JSON) -> Channel? {
let attributes = content.dictionaryValue
guard let id = attributes["id"]?.stringValue ??
attributes["url"]?.stringValue.components(separatedBy: "/").last
else {
return nil
}
let subscriptionsCount = attributes["subscriberCount"]?.intValue ?? attributes["subscribers"]?.intValue
var videos = [Video]()
if let relatedStreams = attributes["relatedStreams"] {
videos = PipedAPI.extractVideos(relatedStreams)
}
return Channel(
id: id,
name: attributes["name"]!.stringValue,
thumbnailURL: attributes["thumbnail"]?.url,
subscriptionsCount: subscriptionsCount,
videos: videos
)
}
private static func extractVideo(_ content: JSON) -> Video? {
let details = content.dictionaryValue
let url = details["url"]?.string
if !url.isNil {
guard url!.contains("/watch") else {
return nil
}
}
let channelId = details["uploaderUrl"]!.stringValue.components(separatedBy: "/").last!
let thumbnails: [Thumbnail] = Thumbnail.Quality.allCases.compactMap {
if let url = PipedAPI.buildThumbnailURL(content, quality: $0) {
return Thumbnail(url: url, quality: $0)
}
return nil
}
let author = details["uploaderName"]?.stringValue ?? details["uploader"]!.stringValue
return Video(
videoID: PipedAPI.extractID(content),
title: details["title"]!.stringValue,
author: author,
length: details["duration"]!.doubleValue,
published: details["uploadedDate"]?.stringValue ?? details["uploadDate"]!.stringValue,
views: details["views"]!.intValue,
description: PipedAPI.extractDescription(content),
channel: Channel(id: channelId, name: author),
thumbnails: thumbnails,
likes: details["likes"]?.int,
dislikes: details["dislikes"]?.int,
streams: extractStreams(content)
)
}
private static func extractID(_ content: JSON) -> Video.ID {
content.dictionaryValue["url"]?.stringValue.components(separatedBy: "?v=").last ??
extractThumbnailURL(content)!.relativeString.components(separatedBy: "/")[4]
}
private static func extractThumbnailURL(_ content: JSON) -> URL? {
content.dictionaryValue["thumbnail"]?.url! ?? content.dictionaryValue["thumbnailUrl"]!.url!
}
private static func buildThumbnailURL(_ content: JSON, quality: Thumbnail.Quality) -> URL? {
let thumbnailURL = extractThumbnailURL(content)
guard !thumbnailURL.isNil else {
return nil
}
return URL(string: thumbnailURL!
.absoluteString
.replacingOccurrences(of: "hqdefault", with: quality.filename)
.replacingOccurrences(of: "maxresdefault", with: quality.filename)
)!
}
private static func extractDescription(_ content: JSON) -> String? {
guard var description = content.dictionaryValue["description"]?.string else {
return nil
}
description = description.replacingOccurrences(
of: "<br/>|<br />|<br>",
with: "\n",
options: .regularExpression,
range: nil
)
description = description.replacingOccurrences(
of: "<[^>]+>",
with: "",
options: .regularExpression,
range: nil
)
return description
}
private static func extractVideos(_ content: JSON) -> [Video] {
content.arrayValue.compactMap(extractVideo(_:))
}
private static func extractStreams(_ content: JSON) -> [Stream] {
var streams = [Stream]()
if let hlsURL = content.dictionaryValue["hls"]?.url {
streams.append(Stream(hlsURL: hlsURL))
}
guard let audioStream = PipedAPI.compatibleAudioStreams(content).first else {
return streams
}
let videoStreams = PipedAPI.compatibleVideoStream(content)
videoStreams.forEach { videoStream in
let audioAsset = AVURLAsset(url: audioStream.dictionaryValue["url"]!.url!)
let videoAsset = AVURLAsset(url: videoStream.dictionaryValue["url"]!.url!)
let videoOnly = videoStream.dictionaryValue["videoOnly"]?.boolValue ?? true
let resolution = Stream.Resolution.from(resolution: videoStream.dictionaryValue["quality"]!.stringValue)
if videoOnly {
streams.append(
Stream(audioAsset: audioAsset, videoAsset: videoAsset, resolution: resolution, kind: .adaptive)
)
} else {
streams.append(
SingleAssetStream(avAsset: videoAsset, resolution: resolution, kind: .stream)
)
}
}
return streams
}
private static func compatibleAudioStreams(_ content: JSON) -> [JSON] {
content
.dictionaryValue["audioStreams"]?
.arrayValue
.filter { $0.dictionaryValue["format"]?.stringValue == "M4A" }
.sorted {
$0.dictionaryValue["bitrate"]?.intValue ?? 0 > $1.dictionaryValue["bitrate"]?.intValue ?? 0
} ?? []
}
private static func compatibleVideoStream(_ content: JSON) -> [JSON] {
content
.dictionaryValue["videoStreams"]?
.arrayValue
.filter { $0.dictionaryValue["format"] == "MPEG_4" } ?? []
}
}