Files
EmojiKit/Sources/EmojiSourceKit/EmojiDownloader.swift

359 lines
10 KiB
Swift

//
// File.swift
//
//
// Created by Niklas Amslgruber on 10.06.23.
//
import Foundation
import ArgumentParser
import EmojiKit
#if os(macOS)
struct EmojiDownloader: ParsableCommand, AsyncParsableCommand {
static let configuration: CommandConfiguration = CommandConfiguration(
commandName: "download",
abstract: "Downloads a list of all available emojis and their counts from unicode.rog for the respective unicode version"
)
@Argument var path: String
@Option(name: .shortAndLong) var version: EmojiManager.Version = .v16
private func getPath() -> String {
#if DEBUG
var url = URL(filePath: #file)
url = url.deletingLastPathComponent().deletingLastPathComponent()
url.append(path: "EmojiKit/Resources")
return url.absoluteString
#else
return path
#endif
}
func run() async throws {
print("⚙️", "Starting to download all emojis for version \(version.rawValue) from unicode.org...\n")
guard let emojiListURL = await getTemporaryURLForEmojiList(version: version) else {
print("⚠️", "Could not get content from unicode.org. The emoji list is not available.\n")
return
}
guard let emojiCountsURL = await getTemporaryURLForEmojiCounts(version: version) else {
print("⚠️", "Could not get content from unicode.org. The emoji count file is not available.\n")
return
}
print("🎉", "Successfully retrieved temporary URLs for version \(version.rawValue).\n")
print("⚙️", "Starting to parse content...\n")
var allCLDRAnnotations = [String: Emoji]()
for locale in EmojiDownloader.supportedLocales {
guard let cldrAnnotationsURL = await getURLForCLDRAnnotations(locale: locale) else {
continue
}
guard let cldrAnnotationsDerivedURL = await getURLForCLDRAnnotationsDerived(locale: locale) else {
continue
}
print("Trying CLDR data at \(cldrAnnotationsURL) for locale \(locale)\n")
let cldrAnnotationsHandle = try FileHandle(forReadingFrom: cldrAnnotationsURL)
guard let cldrAnnotationsData = try cldrAnnotationsHandle.readToEnd() else {
print("⚠️", "Could not read CLDR annotations data for locale \(locale).\n")
continue
}
let cldrAnnotationsMap = emojisMap(data: cldrAnnotationsData, locale: locale) ?? [:]
print("Trying CLDR data at \(cldrAnnotationsDerivedURL) for locale \(locale)\n")
let cldrAnnotationsDerivedHandle = try FileHandle(forReadingFrom: cldrAnnotationsDerivedURL)
guard let cldrAnnotationsDerivedData = try cldrAnnotationsDerivedHandle.readToEnd() else {
print("⚠️", "Could not read CLDR annotations derived data for locale \(locale).\n")
continue
}
let cldrAnnotationsDerivedMap = emojisMap(data: cldrAnnotationsDerivedData, locale: locale) ?? [:]
allCLDRAnnotations.merge(cldrAnnotationsMap) { (current, new) in
let combinedKeywords = current.localizedKeywords.merging(new.localizedKeywords) { (current, _) in current }
return Emoji(value: current.value, localizedKeywords: combinedKeywords)
}
allCLDRAnnotations.merge(cldrAnnotationsDerivedMap) { (current, new) in
let combinedKeywords = current.localizedKeywords.merging(new.localizedKeywords) { (current, _) in current }
return Emoji(value: current.value, localizedKeywords: combinedKeywords)
}
}
let parser = UnicodeParser()
do {
let emojisByCategory: [UnicodeEmojiCategory] = try await parser.parseEmojiList(for: emojiListURL, emojisMap: allCLDRAnnotations)
let emojiCounts: [UnicodeEmojiCategory.Name: Int] = parser.parseCountHTML(for: emojiCountsURL)
for category in emojisByCategory {
assert(emojiCounts[category.name] == category.emojis.count)
}
print("🎉", "Successfully parsed emojis and matched counts to the count file.\n")
save(data: emojisByCategory, for: version)
print("🎉", "Successfully saved emojis to file.\n")
} catch {
print("⚠️", "Could not parse emoji lists or emoji counts. Process failed with: \(error).\n")
}
}
func emojisMap(data: Data, locale: String) -> [String: Emoji]? {
let parser = XMLParser(data: data)
let handler = CLDRAnnotationsXMLHandler(locale: locale)
parser.delegate = handler
if parser.parse() {
return handler.emojisMap
} else {
print("Failed to parse XML for locale \(locale)\n")
return nil
}
}
static let supportedLocales = [
// "af",
// "am",
// "ar",
// "ar_SA",
// "as",
// "ast",
// "az",
// "be",
// "bew",
// "bg",
// "bgn",
// "bn",
// "br",
// "bs",
// "ca",
// "ccp",
// "ceb",
// "chr",
// "ckb",
// "cs",
// "cv",
// "cy",
// "da",
// "de",
// "de_CH",
// "doi",
// "dsb",
// "el",
"en",
// "en_001",
// "en_AU",
// "en_CA",
// "en_GB",
// "en_IN",
// "es",
// "es_419",
// "es_MX",
// "es_US",
// "et",
// "eu",
// "fa",
// "ff",
// "ff_Adlm",
// "fi",
// "fil",
// "fo",
// "fr",
// "fr_CA",
// "ga",
// "gd",
// "gl",
// "gu",
// "ha",
// "ha_NE",
// "he",
// "hi",
// "hi_Latn",
// "hr",
// "hsb",
// "hu",
// "hy",
// "ia",
// "id",
// "ig",
// "is",
// "it",
// "ja",
// "jv",
// "ka",
// "kab",
// "kk",
// "kl",
// "km",
// "kn",
// "ko",
// "kok",
// "ku",
// "ky",
// "lb",
// "lij",
// "lo",
// "lt",
// "lv",
// "mai",
// "mi",
// "mk",
// "ml",
// "mn",
// "mni",
// "mr",
// "ms",
// "mt",
// "my",
// "nb",
// "ne",
// "nl",
// "nn",
// "no",
// "nso",
// "oc",
// "om",
// "or",
// "pa",
// "pa_Arab",
// "pcm",
// "pl",
// "ps",
// "pt",
// "pt_PT",
// "qu",
// "quc",
// "rhg",
// "rm",
// "ro",
// "root",
// "ru",
// "rw",
// "sa",
// "sat",
// "sc",
// "sd",
// "si",
// "sk",
// "sl",
// "so",
// "sq",
// "sr",
// "sr_Cyrl",
// "sr_Cyrl_BA",
// "sr_Latn",
// "sr_Latn_BA",
// "su",
// "sv",
// "sw",
// "sw_KE",
// "ta",
// "te",
// "tg",
// "th",
// "ti",
// "tk",
// "tn",
// "to",
// "tr",
// "tt",
// "ug",
// "uk",
// "ur",
// "uz",
// "vi",
// "wo",
// "xh",
// "yo",
// "yo_BJ",
// "yue",
// "yue_Hans",
// "zh",
// "zh_Hant",
// "zh_Hant_HK",
// "zu"
]
func getURLForCLDRAnnotations(locale: String) async -> URL? {
return await load(urlString: "https://raw.githubusercontent.com/unicode-org/cldr/main/common/annotations/\(locale).xml")
}
func getURLForCLDRAnnotationsDerived(locale: String) async -> URL? {
return await load(urlString: "https://raw.githubusercontent.com/unicode-org/cldr/main/common/annotationsDerived/\(locale).xml")
}
func getTemporaryURLForEmojiList(version: EmojiManager.Version) async -> URL? {
if version == .v15 {
return await load(urlString: "https://raw.githubusercontent.com/unicode-org/cldr/ed4f82917078fb71f093977a973b30a6151fa28b/tools/cldr-code/src/main/resources/org/unicode/cldr/util/data/emoji/emoji-test.txt")
} else {
return await load(urlString: "https://unicode.org/Public/emoji/\(version.versionIdentifier)/emoji-test.txt")
}
}
func getTemporaryURLForEmojiCounts(version: EmojiManager.Version) async -> URL? {
return await load(urlString: "https://www.unicode.org/emoji/charts-\(version.versionIdentifier)/emoji-counts.html")
}
private func load(urlString: String) async -> URL? {
guard let url = URL(string: urlString) else {
return nil
}
let session = URLSession(configuration: .default)
do {
let (tmpFileURL, response) = try await session.download(from: url)
guard let statusCode = (response as? HTTPURLResponse)?.statusCode, statusCode == 200 else {
print("⚠️", "Failed with a non 200 HTTP status on \(urlString)")
return nil
}
return tmpFileURL
} catch {
print("⚠️", error)
return nil
}
}
private func save(data: [UnicodeEmojiCategory], for: EmojiManager.Version) {
let directory = getPath()
let encoder = JSONEncoder()
guard let result = try? encoder.encode(data) else {
print("⚠️", "Couldn't encode emoji categories.")
return
}
var filePath = URL(filePath: directory)
filePath.append(path: "\(version.fileName).json")
let jsonString = String(data: result, encoding: .utf8)
print("⚙️", "Saving emojis to file \(filePath.absoluteString)...\n")
if FileManager.default.fileExists(atPath: filePath.absoluteString) == false {
FileManager.default.createFile(atPath: filePath.absoluteString, contents: nil)
}
do {
try jsonString?.write(to: filePath, atomically: true, encoding: .utf8)
} catch {
print("⚠️", error)
}
}
}
#endif
extension EmojiManager.Version: ExpressibleByArgument {}