5ed87da68fSave the installer choice as shareReceiptsSMB, recreate the share when it is missing, and show the live smb:// address on the receipts page. Co-authored-by: George Lambert <marchon@gmail.com>
430 lines
15 KiB
Swift
430 lines
15 KiB
Swift
import AppKit
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import Foundation
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// verae-menubar is the AppKit status item used when the Go menu bar cannot
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// stay running. It lives in Verae NetPrint.app next to verae-print.
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// Usage: verae-menubar [--smoke]
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private let controlDefault = "http://127.0.0.1:8630"
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private let logName = "Library/Logs/Verae/netprint-tray.log"
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private let session: URLSession = {
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let cfg = URLSessionConfiguration.ephemeral
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cfg.timeoutIntervalForRequest = 3
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cfg.timeoutIntervalForResource = 8
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cfg.waitsForConnectivity = false
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return URLSession(configuration: cfg)
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}()
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private func logPath() -> String {
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let home = FileManager.default.homeDirectoryForCurrentUser.path
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return (home as NSString).appendingPathComponent(logName)
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}
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private func trayLog(_ msg: String) {
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let line = ISO8601DateFormatter().string(from: Date()) + " verae-menubar " + msg + "\n"
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_ = line.withCString { fputs($0, stderr) }
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let path = logPath()
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let dir = (path as NSString).deletingLastPathComponent
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try? FileManager.default.createDirectory(atPath: dir, withIntermediateDirectories: true)
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if let data = line.data(using: .utf8) {
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if FileManager.default.fileExists(atPath: path),
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let handle = FileHandle(forWritingAtPath: path) {
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handle.seekToEndOfFile()
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try? handle.write(contentsOf: data)
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try? handle.close()
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} else {
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FileManager.default.createFile(atPath: path, contents: data)
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}
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}
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}
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private func sibling(_ name: String) -> String {
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var dir = (CommandLine.arguments[0] as NSString).deletingLastPathComponent
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if dir.isEmpty || dir == "." {
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dir = "/Applications/Verae NetPrint.app/Contents/MacOS"
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}
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return (dir as NSString).appendingPathComponent(name)
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}
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private func aquaSession() -> Bool {
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if ProcessInfo.processInfo.environment["SECURITYSESSIONID"] != nil {
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return true
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}
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let p = Process()
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p.executableURL = URL(fileURLWithPath: "/bin/launchctl")
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p.arguments = ["managername"]
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let pipe = Pipe()
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p.standardOutput = pipe
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try? p.run()
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p.waitUntilExit()
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let data = pipe.fileHandleForReading.readDataToEndOfFile()
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let name = String(data: data, encoding: .utf8)?.trimmingCharacters(in: .whitespacesAndNewlines)
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return name == "Aqua"
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}
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struct PrinterStatus {
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var running = false
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var name = "Verae Timestamp"
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var jobsToday = 0
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var receipts = ""
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var control = controlDefault
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var address = ""
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var port = 0
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var supportsShare = false
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var shareOn = false
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var smbURL = ""
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}
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private func fetchStatus() -> PrinterStatus {
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var st = PrinterStatus()
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guard let url = URL(string: controlDefault + "/api/v1/status") else { return st }
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let sem = DispatchSemaphore(value: 0)
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var body: Data?
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session.dataTask(with: url) { data, response, _ in
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if let http = response as? HTTPURLResponse, http.statusCode == 200 {
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body = data
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}
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sem.signal()
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}.resume()
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_ = sem.wait(timeout: .now() + 3)
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guard let body, let obj = try? JSONSerialization.jsonObject(with: body) as? [String: Any] else {
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return st
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}
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st.running = obj["running"] as? Bool ?? false
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if let name = obj["name"] as? String, !name.isEmpty { st.name = name }
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st.jobsToday = obj["jobsToday"] as? Int ?? 0
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st.receipts = obj["receiptsUrl"] as? String ?? ""
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if st.receipts.isEmpty { st.receipts = obj["adminUrl"] as? String ?? "" }
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if let c = obj["controlUrl"] as? String, !c.isEmpty { st.control = c }
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st.port = obj["port"] as? Int ?? 0
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if let addrs = obj["addresses"] as? [String], let first = addrs.first { st.address = first }
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st.supportsShare = obj["supportsSMBShare"] as? Bool ?? false
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st.shareOn = obj["shareReceiptsSMB"] as? Bool ?? false
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st.smbURL = obj["smbUrl"] as? String ?? ""
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return st
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}
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private func postJSON(_ path: String, _ body: [String: Any]) -> Bool {
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guard let url = URL(string: controlDefault + path),
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let data = try? JSONSerialization.data(withJSONObject: body) else { return false }
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var req = URLRequest(url: url)
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req.httpMethod = "POST"
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req.setValue("application/json", forHTTPHeaderField: "Content-Type")
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req.httpBody = data
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let sem = DispatchSemaphore(value: 0)
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var ok = false
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session.dataTask(with: req) { _, response, _ in
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if let http = response as? HTTPURLResponse, http.statusCode < 300 { ok = true }
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sem.signal()
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}.resume()
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_ = sem.wait(timeout: .now() + 4)
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return ok
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}
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final class EventWatch: NSObject, URLSessionDataDelegate {
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var buffer = ""
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var after: Int64 = 0
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var seen = Set<Int64>()
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let queue = OperationQueue()
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var sse: URLSession?
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var task: URLSessionDataTask?
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weak var tray: MenuTray?
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func start() {
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queue.maxConcurrentOperationCount = 1
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sse = URLSession(configuration: .ephemeral, delegate: self, delegateQueue: queue)
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connect()
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}
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func connect() {
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guard let sse, let url = URL(string: "\(controlDefault)/api/v1/events?after=\(after)") else { return }
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task = sse.dataTask(with: url)
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task?.resume()
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}
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func urlSession(_ session: URLSession, dataTask: URLSessionDataTask, didReceive response: URLResponse, completionHandler: @escaping (URLSession.ResponseDisposition) -> Void) {
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completionHandler(.allow)
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}
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func urlSession(_ session: URLSession, dataTask: URLSessionDataTask, didReceive data: Data) {
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buffer += String(data: data, encoding: .utf8) ?? ""
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while let range = buffer.range(of: "\n\n") {
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let block = String(buffer[..<range.lowerBound])
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buffer = String(buffer[range.upperBound...])
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handle(block)
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}
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}
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func urlSession(_ session: URLSession, task: URLSessionTask, didCompleteWithError error: Error?) {
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if let error { trayLog("events: \(error.localizedDescription)") }
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Thread.sleep(forTimeInterval: 1)
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connect()
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}
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func handle(_ block: String) {
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var event = ""
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var data = ""
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for line in block.split(separator: "\n", omittingEmptySubsequences: false) {
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if line.hasPrefix("event:") { event = line.dropFirst(6).trimmingCharacters(in: .whitespaces).description }
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if line.hasPrefix("data:") { data = line.dropFirst(5).trimmingCharacters(in: .whitespaces).description }
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}
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guard event == "job", let raw = data.data(using: .utf8),
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let obj = try? JSONSerialization.jsonObject(with: raw) as? [String: Any] else { return }
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let seq = (obj["seq"] as? NSNumber)?.int64Value ?? 0
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if seq == 0 || seen.contains(seq) { return }
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let airdrop = obj["airdrop"] as? Bool ?? false
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if airdrop {
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let id = obj["id"] as? Int ?? 0
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let receipt = obj["receiptId"] as? String ?? ""
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let pdfURL = obj["certificateUrl"] as? String ?? ""
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let jsonURL = obj["receiptJsonUrl"] as? String ?? ""
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if !present(id: id, receipt: receipt, pdfURL: pdfURL, jsonURL: jsonURL) {
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trayLog("AirDrop present failed for job \(id); not acknowledging")
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return
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}
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}
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seen.insert(seq)
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if seq > after { after = seq }
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}
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func present(id: Int, receipt: String, pdfURL: String, jsonURL: String) -> Bool {
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let root = (FileManager.default.urls(for: .cachesDirectory, in: .userDomainMask).first?.path ?? "/tmp")
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let dir = ((root as NSString).appendingPathComponent("Verae/AirDrop/\(id)"))
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try? FileManager.default.createDirectory(atPath: dir, withIntermediateDirectories: true)
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let pdf = (dir as NSString).appendingPathComponent("certificate.pdf")
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let js = (dir as NSString).appendingPathComponent("receipt.json")
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guard download(pdfURL, to: pdf) else { return false }
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var jsonPath = ""
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if !jsonURL.isEmpty {
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guard download(jsonURL, to: js) else { return false }
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jsonPath = js
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}
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DispatchQueue.main.async { [weak self] in
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self?.tray?.remember(pdf: pdf, json: jsonPath, receipt: receipt)
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}
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guard launchAirDrop(pdf: pdf, json: jsonPath) else { return false }
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if !ack(id) { trayLog("airdrop ack job \(id) failed") }
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return true
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}
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func download(_ urlString: String, to dest: String) -> Bool {
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guard let url = URL(string: urlString) else { return false }
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let sem = DispatchSemaphore(value: 0)
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var data: Data?
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session.dataTask(with: url) { body, response, _ in
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if let http = response as? HTTPURLResponse, http.statusCode == 200 { data = body }
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sem.signal()
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}.resume()
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_ = sem.wait(timeout: .now() + 30)
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guard let data else { return false }
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return FileManager.default.createFile(atPath: dest, contents: data)
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}
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func launchAirDrop(pdf: String, json: String) -> Bool {
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let helper = sibling("verae-airdrop")
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guard FileManager.default.isExecutableFile(atPath: helper) else {
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trayLog("verae-airdrop missing")
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return false
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}
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let p = Process()
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p.executableURL = URL(fileURLWithPath: helper)
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p.arguments = json.isEmpty ? [pdf] : [pdf, json]
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do {
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try p.run()
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return true
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} catch {
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trayLog("verae-airdrop: \(error.localizedDescription)")
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return false
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}
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}
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func ack(_ id: Int) -> Bool {
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postJSON("/api/v1/airdrop/ack", ["id": id])
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}
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}
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final class MenuTray: NSObject, NSMenuDelegate {
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let item: NSStatusItem
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let menu = NSMenu()
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var status = PrinterStatus()
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var lastPDF = ""
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var lastJSON = ""
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var lastReceipt = ""
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let events = EventWatch()
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init(item: NSStatusItem) {
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self.item = item
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super.init()
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menu.delegate = self
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item.menu = menu
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events.tray = self
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events.start()
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_ = postJSON("/api/v1/receipts-share/ensure", [String: Any]())
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rebuild()
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}
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func remember(pdf: String, json: String, receipt: String) {
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lastPDF = pdf
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lastJSON = json
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lastReceipt = receipt
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rebuild()
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}
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func menuWillOpen(_ menu: NSMenu) {
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status = fetchStatus()
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rebuild()
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}
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func statusLine() -> String {
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let state = status.running ? "Running" : "Stopped"
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var where_ = status.name
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if !status.address.isEmpty && status.port > 0 {
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where_ = "\(status.name) · \(status.address):\(status.port)"
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}
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return "\(state) — \(where_) · \(status.jobsToday) jobs today"
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}
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func receiptsURL() -> String {
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if !status.receipts.isEmpty { return status.receipts }
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return controlDefault + "/receipts"
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}
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func settingsURL() -> String {
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var base = status.control
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while base.hasSuffix("/") { base.removeLast() }
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if base.isEmpty { base = controlDefault }
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return base + "/settings"
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}
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func rebuild() {
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menu.removeAllItems()
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add(statusLine(), action: nil, enabled: false)
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add("iPhone: Share → Print → Select Printer → \(status.name)", action: nil, enabled: false)
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menu.addItem(.separator())
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add("Start", action: #selector(startService), enabled: !status.running)
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add("Stop", action: #selector(stopService), enabled: status.running)
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menu.addItem(.separator())
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add("Open Receipts…", action: #selector(openReceipts), enabled: !receiptsURL().isEmpty)
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add("Open Settings…", action: #selector(openSettings), enabled: true)
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if status.supportsShare {
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let title = status.shareOn ? "Share receipts folder over SMB ✓" : "Share receipts folder over SMB"
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add(title, action: #selector(toggleShare), enabled: status.running)
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}
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if !status.smbURL.isEmpty {
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add("Files — \(status.smbURL)", action: nil, enabled: false)
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}
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if !lastPDF.isEmpty {
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let label = lastReceipt.isEmpty ? "AirDrop again" : "AirDrop again · \(lastReceipt)"
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add(label, action: #selector(airDropAgain), enabled: true)
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}
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menu.addItem(.separator())
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add("Quit menu", action: #selector(quit), enabled: true)
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}
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func add(_ title: String, action: Selector?, enabled: Bool) {
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let row = NSMenuItem(title: title, action: action, keyEquivalent: "")
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row.target = self
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row.isEnabled = enabled
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menu.addItem(row)
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}
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@objc func startService() {
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if !postJSON("/api/v1/service", ["action": "start"]) {
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let p = Process()
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p.executableURL = URL(fileURLWithPath: "/bin/launchctl")
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p.arguments = ["bootstrap", "system", "/Library/LaunchDaemons/com.verae.netprint.plist"]
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try? p.run()
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}
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status = fetchStatus()
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rebuild()
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}
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@objc func stopService() {
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_ = postJSON("/api/v1/service", ["action": "stop"])
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status = fetchStatus()
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rebuild()
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}
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@objc func openReceipts() { open(receiptsURL()) }
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@objc func openSettings() { open(settingsURL()) }
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@objc func toggleShare() {
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_ = postJSON("/api/v1/settings", ["shareReceiptsSMB": !status.shareOn])
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status = fetchStatus()
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rebuild()
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}
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@objc func airDropAgain() {
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guard !lastPDF.isEmpty else {
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trayLog("no stamped PDF to AirDrop")
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return
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}
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if !events.launchAirDrop(pdf: lastPDF, json: lastJSON) {
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trayLog("AirDrop again failed")
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}
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}
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func open(_ s: String) {
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guard let u = URL(string: s) else { return }
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NSWorkspace.shared.open(u)
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}
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@objc func quit() {
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trayLog("quit")
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NSApp.terminate(nil)
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}
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}
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private func smoke() -> Never {
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trayLog("smoke")
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let app = NSApplication.shared
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app.setActivationPolicy(.accessory)
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let item = NSStatusBar.system.statusItem(withLength: NSStatusItem.variableLength)
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if item.button == nil {
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if !aquaSession() {
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trayLog("no window server")
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fputs("no window server\n", stdout)
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exit(0)
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}
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trayLog("status item button is nil")
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fputs("status item button is nil\n", stderr)
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exit(1)
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}
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item.button?.title = "Verae"
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NSStatusBar.system.removeStatusItem(item)
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trayLog("smoke ok")
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fputs("smoke ok\n", stdout)
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exit(0)
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}
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if !Thread.isMainThread {
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trayLog("not on the main thread")
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fputs("verae-menubar: not on the main thread\n", stderr)
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exit(1)
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}
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if CommandLine.arguments.contains("--smoke") {
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smoke()
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}
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let app = NSApplication.shared
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app.setActivationPolicy(.accessory)
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let item = NSStatusBar.system.statusItem(withLength: NSStatusItem.variableLength)
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guard let button = item.button else {
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trayLog("status item button is nil")
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fputs("status item button is nil\n", stderr)
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exit(1)
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}
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button.title = "Verae"
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if let img = NSImage(systemSymbolName: "printer", accessibilityDescription: "Verae") {
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img.isTemplate = true
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button.image = img
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}
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let tray = MenuTray(item: item)
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_ = tray
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trayLog("status item ready")
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app.run()
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trayLog("NSApplication.run returned without quit")
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fputs("NSApplication.run returned without quit\n", stderr)
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exit(1)
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