695 lines
32 KiB
Swift
695 lines
32 KiB
Swift
import CoreServices
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import Photos
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extension ConversationVC : InputViewDelegate, MessageCellDelegate, ContextMenuActionDelegate, ScrollToBottomButtonDelegate,
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SendMediaNavDelegate, UIDocumentPickerDelegate, AttachmentApprovalViewControllerDelegate, GifPickerViewControllerDelegate {
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@objc func openSettings() {
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let settingsVC = OWSConversationSettingsViewController()
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settingsVC.configure(with: thread, uiDatabaseConnection: OWSPrimaryStorage.shared().uiDatabaseConnection)
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settingsVC.conversationSettingsViewDelegate = self
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navigationController!.pushViewController(settingsVC, animated: true, completion: nil)
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}
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func handleScrollToBottomButtonTapped() {
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scrollToBottom(isAnimated: true)
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}
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// MARK: Blocking
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@objc func unblock() {
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guard let thread = thread as? TSContactThread else { return }
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let publicKey = thread.contactIdentifier()
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UIView.animate(withDuration: 0.25, animations: {
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self.blockedBanner.alpha = 0
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}, completion: { _ in
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OWSBlockingManager.shared().removeBlockedPhoneNumber(publicKey)
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})
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}
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func showBlockedModalIfNeeded() -> Bool {
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guard let thread = thread as? TSContactThread else { return false }
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let publicKey = thread.contactIdentifier()
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guard OWSBlockingManager.shared().isRecipientIdBlocked(publicKey) else { return false }
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let blockedModal = BlockedModal(publicKey: publicKey)
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blockedModal.modalPresentationStyle = .overFullScreen
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blockedModal.modalTransitionStyle = .crossDissolve
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present(blockedModal, animated: true, completion: nil)
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return true
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}
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// MARK: Attachments
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func sendMediaNavDidCancel(_ sendMediaNavigationController: SendMediaNavigationController) {
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dismiss(animated: true, completion: nil)
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}
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func sendMediaNav(_ sendMediaNavigationController: SendMediaNavigationController, didApproveAttachments attachments: [SignalAttachment], messageText: String?) {
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sendAttachments(attachments, with: messageText ?? "")
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scrollToBottom(isAnimated: false)
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resetMentions()
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self.snInputView.text = ""
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dismiss(animated: true) { }
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}
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func sendMediaNavInitialMessageText(_ sendMediaNavigationController: SendMediaNavigationController) -> String? {
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return snInputView.text
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}
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func sendMediaNav(_ sendMediaNavigationController: SendMediaNavigationController, didChangeMessageText newMessageText: String?) {
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snInputView.text = newMessageText ?? ""
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}
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func attachmentApproval(_ attachmentApproval: AttachmentApprovalViewController, didApproveAttachments attachments: [SignalAttachment], messageText: String?) {
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sendAttachments(attachments, with: messageText ?? "")
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scrollToBottom(isAnimated: false)
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resetMentions()
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self.snInputView.text = ""
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dismiss(animated: true) { }
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}
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func attachmentApprovalDidCancel(_ attachmentApproval: AttachmentApprovalViewController) {
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dismiss(animated: true, completion: nil)
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}
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func attachmentApproval(_ attachmentApproval: AttachmentApprovalViewController, didChangeMessageText newMessageText: String?) {
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snInputView.text = newMessageText ?? ""
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}
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func handleCameraButtonTapped() {
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guard requestCameraPermissionIfNeeded() else { return }
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requestMicrophonePermissionIfNeeded { }
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if AVAudioSession.sharedInstance().recordPermission != .granted {
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SNLog("Proceeding without microphone access. Any recorded video will be silent.")
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}
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let sendMediaNavController = SendMediaNavigationController.showingCameraFirst()
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sendMediaNavController.sendMediaNavDelegate = self
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sendMediaNavController.modalPresentationStyle = .fullScreen
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present(sendMediaNavController, animated: true, completion: nil)
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}
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func handleLibraryButtonTapped() {
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guard requestLibraryPermissionIfNeeded() else { return }
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let sendMediaNavController = SendMediaNavigationController.showingMediaLibraryFirst()
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sendMediaNavController.sendMediaNavDelegate = self
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sendMediaNavController.modalPresentationStyle = .fullScreen
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present(sendMediaNavController, animated: true, completion: nil)
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}
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func handleGIFButtonTapped() {
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let gifVC = GifPickerViewController(thread: thread)
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gifVC.delegate = self
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let navController = OWSNavigationController(rootViewController: gifVC)
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navController.modalPresentationStyle = .fullScreen
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present(navController, animated: true) { }
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}
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func gifPickerDidSelect(attachment: SignalAttachment) {
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showAttachmentApprovalDialog(for: [ attachment ])
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}
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func handleDocumentButtonTapped() {
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// UIDocumentPickerModeImport copies to a temp file within our container.
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// It uses more memory than "open" but lets us avoid working with security scoped URLs.
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let documentPickerVC = UIDocumentPickerViewController(documentTypes: [ kUTTypeItem as String ], in: UIDocumentPickerMode.import)
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documentPickerVC.delegate = self
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documentPickerVC.modalPresentationStyle = .fullScreen
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SNAppearance.switchToDocumentPickerAppearance()
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present(documentPickerVC, animated: true, completion: nil)
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}
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func documentPickerWasCancelled(_ controller: UIDocumentPickerViewController) {
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SNAppearance.switchToSessionAppearance()
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}
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func documentPicker(_ controller: UIDocumentPickerViewController, didPickDocumentsAt urls: [URL]) {
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SNAppearance.switchToSessionAppearance()
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guard let url = urls.first else { return } // TODO: Handle multiple?
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let urlResourceValues: URLResourceValues
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do {
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urlResourceValues = try url.resourceValues(forKeys: [ .typeIdentifierKey, .isDirectoryKey, .nameKey ])
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} catch {
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let alert = UIAlertController(title: "Session", message: "An error occurred.", preferredStyle: .alert)
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alert.addAction(UIAlertAction(title: "OK", style: .default, handler: nil))
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return present(alert, animated: true, completion: nil)
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}
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let type = urlResourceValues.typeIdentifier ?? (kUTTypeData as String)
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guard urlResourceValues.isDirectory != true else {
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DispatchQueue.main.async {
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let title = NSLocalizedString("ATTACHMENT_PICKER_DOCUMENTS_PICKED_DIRECTORY_FAILED_ALERT_TITLE", comment: "")
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let message = NSLocalizedString("ATTACHMENT_PICKER_DOCUMENTS_PICKED_DIRECTORY_FAILED_ALERT_BODY", comment: "")
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OWSAlerts.showAlert(title: title, message: message)
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}
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return
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}
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let fileName = urlResourceValues.name ?? NSLocalizedString("ATTACHMENT_DEFAULT_FILENAME", comment: "")
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guard let dataSource = DataSourcePath.dataSource(with: url, shouldDeleteOnDeallocation: false) else {
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DispatchQueue.main.async {
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let title = NSLocalizedString("ATTACHMENT_PICKER_DOCUMENTS_FAILED_ALERT_TITLE", comment: "")
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OWSAlerts.showAlert(title: title)
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}
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return
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}
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dataSource.sourceFilename = fileName
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// Although we want to be able to send higher quality attachments through the document picker
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// it's more imporant that we ensure the sent format is one all clients can accept (e.g. *not* quicktime .mov)
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guard !SignalAttachment.isInvalidVideo(dataSource: dataSource, dataUTI: type) else {
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return showAttachmentApprovalDialogAfterProcessingVideo(at: url, with: fileName)
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}
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// "Document picker" attachments _SHOULD NOT_ be resized
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let attachment = SignalAttachment.attachment(dataSource: dataSource, dataUTI: type, imageQuality: .original)
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showAttachmentApprovalDialog(for: [ attachment ])
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}
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func showAttachmentApprovalDialog(for attachments: [SignalAttachment]) {
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let navController = AttachmentApprovalViewController.wrappedInNavController(attachments: attachments, approvalDelegate: self)
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present(navController, animated: true, completion: nil)
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}
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func showAttachmentApprovalDialogAfterProcessingVideo(at url: URL, with fileName: String) {
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ModalActivityIndicatorViewController.present(fromViewController: self, canCancel: true, message: nil) { [weak self] modalActivityIndicator in
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let dataSource = DataSourcePath.dataSource(with: url, shouldDeleteOnDeallocation: false)!
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dataSource.sourceFilename = fileName
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let compressionResult: SignalAttachment.VideoCompressionResult = SignalAttachment.compressVideoAsMp4(dataSource: dataSource, dataUTI: kUTTypeMPEG4 as String)
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compressionResult.attachmentPromise.done { attachment in
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guard !modalActivityIndicator.wasCancelled, let attachment = attachment as? SignalAttachment else { return }
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modalActivityIndicator.dismiss {
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if !attachment.hasError {
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self?.showAttachmentApprovalDialog(for: [ attachment ])
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} else {
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self?.showErrorAlert(for: attachment)
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}
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}
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}.retainUntilComplete()
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}
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}
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// MARK: Message Sending
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func handleSendButtonTapped() {
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sendMessage()
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}
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func sendMessage() {
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guard !showBlockedModalIfNeeded() else { return }
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let text = replaceMentions(in: snInputView.text.trimmingCharacters(in: .whitespacesAndNewlines))
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let thread = self.thread
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guard !text.isEmpty else { return }
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let message = VisibleMessage()
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message.sentTimestamp = NSDate.millisecondTimestamp()
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message.text = text
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message.quote = VisibleMessage.Quote.from(snInputView.quoteDraftInfo?.model)
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let linkPreviewDraft = snInputView.linkPreviewInfo?.draft
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let tsMessage = TSOutgoingMessage.from(message, associatedWith: thread)
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viewModel.appendUnsavedOutgoingTextMessage(tsMessage)
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Storage.write(with: { transaction in
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message.linkPreview = VisibleMessage.LinkPreview.from(linkPreviewDraft, using: transaction)
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}, completion: { [weak self] in
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tsMessage.linkPreview = OWSLinkPreview.from(message.linkPreview)
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Storage.shared.write { transaction in
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tsMessage.save(with: transaction as! YapDatabaseReadWriteTransaction)
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}
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Storage.shared.write { transaction in
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MessageSender.send(message, with: [], in: thread, using: transaction as! YapDatabaseReadWriteTransaction)
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}
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self?.handleMessageSent()
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})
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}
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func sendAttachments(_ attachments: [SignalAttachment], with text: String) {
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guard !showBlockedModalIfNeeded() else { return }
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for attachment in attachments {
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if attachment.hasError {
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return showErrorAlert(for: attachment)
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}
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}
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let thread = self.thread
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let message = VisibleMessage()
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message.sentTimestamp = NSDate.millisecondTimestamp()
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message.text = replaceMentions(in: text)
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let tsMessage = TSOutgoingMessage.from(message, associatedWith: thread)
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Storage.write(with: { transaction in
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tsMessage.save(with: transaction)
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}, completion: { [weak self] in
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Storage.write { transaction in
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MessageSender.send(message, with: attachments, in: thread, using: transaction)
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}
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self?.handleMessageSent()
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})
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}
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func handleMessageSent() {
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resetMentions()
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self.snInputView.text = ""
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self.snInputView.quoteDraftInfo = nil
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self.markAllAsRead()
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if Environment.shared.preferences.soundInForeground() {
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let soundID = OWSSounds.systemSoundID(for: .messageSent, quiet: true)
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AudioServicesPlaySystemSound(soundID)
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}
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SSKEnvironment.shared.typingIndicators.didSendOutgoingMessage(inThread: thread)
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}
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// MARK: Input View
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func inputTextViewDidChangeContent(_ inputTextView: InputTextView) {
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let newText = inputTextView.text ?? ""
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if !newText.isEmpty {
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SSKEnvironment.shared.typingIndicators.didStartTypingOutgoingInput(inThread: thread)
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}
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updateMentions(for: newText)
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}
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func showLinkPreviewSuggestionModal() {
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let linkPreviewModel = LinkPreviewModal() { [weak self] in
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self?.snInputView.autoGenerateLinkPreview()
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}
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linkPreviewModel.modalPresentationStyle = .overFullScreen
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linkPreviewModel.modalTransitionStyle = .crossDissolve
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present(linkPreviewModel, animated: true, completion: nil)
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}
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// MARK: Mentions
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func updateMentions(for newText: String) {
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if newText.count < oldText.count {
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currentMentionStartIndex = nil
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snInputView.hideMentionsUI()
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mentions = mentions.filter { $0.isContained(in: newText) }
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}
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if !newText.isEmpty {
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let lastCharacterIndex = newText.index(before: newText.endIndex)
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let lastCharacter = newText[lastCharacterIndex]
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// Check if there is a whitespace before the '@' or the '@' is the first character
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let isCharacterBeforeLastAtSignOrStartOfLine: Bool
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if newText.count == 1 {
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isCharacterBeforeLastAtSignOrStartOfLine = true // Start of line
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} else {
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let characterBeforeLast = newText[newText.index(before: lastCharacterIndex)]
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isCharacterBeforeLastAtSignOrStartOfLine = (characterBeforeLast == "@")
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}
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if lastCharacter == "@" && isCharacterBeforeLastAtSignOrStartOfLine {
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let candidates = MentionsManager.getMentionCandidates(for: "", in: thread.uniqueId!)
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currentMentionStartIndex = lastCharacterIndex
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snInputView.showMentionsUI(for: candidates, in: thread)
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} else if lastCharacter.isWhitespace {
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currentMentionStartIndex = nil
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snInputView.hideMentionsUI()
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} else {
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if let currentMentionStartIndex = currentMentionStartIndex {
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let query = String(newText[newText.index(after: currentMentionStartIndex)...]) // + 1 to get rid of the @
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let candidates = MentionsManager.getMentionCandidates(for: query, in: thread.uniqueId!)
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snInputView.showMentionsUI(for: candidates, in: thread)
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}
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}
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}
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oldText = newText
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}
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func resetMentions() {
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oldText = ""
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currentMentionStartIndex = nil
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mentions = []
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}
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func replaceMentions(in text: String) -> String {
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var result = text
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for mention in mentions {
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guard let range = result.range(of: "@\(mention.displayName)") else { continue }
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result = result.replacingCharacters(in: range, with: "@\(mention.publicKey)")
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}
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return result
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}
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func handleMentionSelected(_ mention: Mention, from view: MentionSelectionView) {
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guard let currentMentionStartIndex = currentMentionStartIndex else { return }
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mentions.append(mention)
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let oldText = snInputView.text
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let newText = oldText.replacingCharacters(in: currentMentionStartIndex..., with: "@\(mention.displayName)")
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snInputView.text = newText
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self.currentMentionStartIndex = nil
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snInputView.hideMentionsUI()
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self.oldText = newText
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}
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// MARK: View Item Interaction
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func handleViewItemLongPressed(_ viewItem: ConversationViewItem) {
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guard let index = viewItems.firstIndex(where: { $0 === viewItem }),
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let cell = messagesTableView.cellForRow(at: IndexPath(row: index, section: 0)) as? VisibleMessageCell,
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let snapshot = cell.bubbleView.snapshotView(afterScreenUpdates: false), contextMenuWindow == nil,
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!ContextMenuVC.actions(for: viewItem, delegate: self).isEmpty else { return }
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UIImpactFeedbackGenerator(style: .heavy).impactOccurred()
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let frame = cell.convert(cell.bubbleView.frame, to: UIApplication.shared.keyWindow!)
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let window = ContextMenuWindow()
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let contextMenuVC = ContextMenuVC(snapshot: snapshot, viewItem: viewItem, frame: frame, delegate: self) { [weak self] in
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window.isHidden = true
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guard let self = self else { return }
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self.contextMenuVC = nil
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self.contextMenuWindow = nil
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self.scrollButton.alpha = 0
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UIView.animate(withDuration: 0.25) {
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self.scrollButton.alpha = self.getScrollButtonOpacity()
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}
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}
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self.contextMenuVC = contextMenuVC
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contextMenuWindow = window
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window.rootViewController = contextMenuVC
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window.makeKeyAndVisible()
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window.backgroundColor = .clear
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}
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func handleViewItemTapped(_ viewItem: ConversationViewItem, gestureRecognizer: UITapGestureRecognizer) {
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if let message = viewItem.interaction as? TSOutgoingMessage, message.messageState == .failed {
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showFailedMessageSheet(for: message)
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} else {
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switch viewItem.messageCellType {
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case .audio: playOrPauseAudio(for: viewItem)
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case .mediaMessage:
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guard let index = viewItems.firstIndex(where: { $0 === viewItem }),
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let cell = messagesTableView.cellForRow(at: IndexPath(row: index, section: 0)) as? VisibleMessageCell, let albumView = cell.albumView else { return }
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let locationInCell = gestureRecognizer.location(in: cell)
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if let overlayView = cell.mediaTextOverlayView {
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let locationInOverlayView = cell.convert(locationInCell, to: overlayView)
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if let readMoreButton = overlayView.readMoreButton, readMoreButton.frame.contains(locationInOverlayView) {
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return showFullText(viewItem) // FIXME: Bit of a hack to do it this way
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}
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}
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let locationInAlbumView = cell.convert(locationInCell, to: albumView)
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guard let mediaView = albumView.mediaView(forLocation: locationInAlbumView) else { return }
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if albumView.isMoreItemsView(mediaView: mediaView) && viewItem.mediaAlbumHasFailedAttachment() {
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// TODO: Tapped a failed incoming attachment
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}
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let attachment = mediaView.attachment
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if let pointer = attachment as? TSAttachmentPointer {
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if pointer.state == .failed {
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// TODO: Tapped a failed incoming attachment
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}
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}
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guard let stream = attachment as? TSAttachmentStream else { return }
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let gallery = MediaGallery(thread: thread, options: [ .sliderEnabled, .showAllMediaButton ])
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gallery.presentDetailView(fromViewController: self, mediaAttachment: stream)
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case .genericAttachment:
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guard let url = viewItem.attachmentStream?.originalMediaURL else { return }
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let shareVC = UIActivityViewController(activityItems: [ url ], applicationActivities: nil)
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navigationController!.present(shareVC, animated: true, completion: nil)
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case .textOnlyMessage:
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if let preview = viewItem.linkPreview, let urlAsString = preview.urlString, let url = URL(string: urlAsString) {
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openURL(url)
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} else if let reply = viewItem.quotedReply {
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guard let indexPath = viewModel.ensureLoadWindowContainsQuotedReply(reply) else { return }
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messagesTableView.scrollToRow(at: indexPath, at: UITableView.ScrollPosition.middle, animated: true)
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}
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default: break
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}
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}
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}
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func showFailedMessageSheet(for tsMessage: TSOutgoingMessage) {
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let thread = self.thread
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let sheet = UIAlertController(title: tsMessage.mostRecentFailureText, message: nil, preferredStyle: .actionSheet)
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sheet.addAction(UIAlertAction(title: "Cancel", style: .cancel, handler: nil))
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sheet.addAction(UIAlertAction(title: "Delete", style: .destructive, handler: { _ in
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Storage.write { transaction in
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tsMessage.remove(with: transaction)
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Storage.shared.cancelPendingMessageSendJobIfNeeded(for: tsMessage.timestamp, using: transaction)
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}
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}))
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sheet.addAction(UIAlertAction(title: "Resend", style: .default, handler: { _ in
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let message = VisibleMessage.from(tsMessage)
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Storage.write { transaction in
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var attachments: [TSAttachmentStream] = []
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tsMessage.attachmentIds.forEach { attachmentID in
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guard let attachmentID = attachmentID as? String else { return }
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let attachment = TSAttachment.fetch(uniqueId: attachmentID, transaction: transaction)
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guard let stream = attachment as? TSAttachmentStream else { return }
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attachments.append(stream)
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}
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MessageSender.prep(attachments, for: message, using: transaction)
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MessageSender.send(message, in: thread, using: transaction)
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}
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}))
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present(sheet, animated: true, completion: nil)
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}
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func handleViewItemDoubleTapped(_ viewItem: ConversationViewItem) {
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switch viewItem.messageCellType {
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case .audio: speedUpAudio(for: viewItem)
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default: break
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}
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}
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func showFullText(_ viewItem: ConversationViewItem) {
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let longMessageVC = LongTextViewController(viewItem: viewItem)
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navigationController!.pushViewController(longMessageVC, animated: true)
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}
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func reply(_ viewItem: ConversationViewItem) {
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var quoteDraftOrNil: OWSQuotedReplyModel?
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Storage.read { transaction in
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quoteDraftOrNil = OWSQuotedReplyModel.quotedReplyForSending(with: viewItem, threadId: viewItem.interaction.uniqueThreadId, transaction: transaction)
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}
|
|
guard let quoteDraft = quoteDraftOrNil else { return }
|
|
let isOutgoing = (viewItem.interaction.interactionType() == .outgoingMessage)
|
|
snInputView.quoteDraftInfo = (model: quoteDraft, isOutgoing: isOutgoing)
|
|
snInputView.becomeFirstResponder()
|
|
}
|
|
|
|
func copy(_ viewItem: ConversationViewItem) {
|
|
if viewItem.canCopyMedia() {
|
|
viewItem.copyMediaAction()
|
|
} else {
|
|
viewItem.copyTextAction()
|
|
}
|
|
}
|
|
|
|
func copySessionID(_ viewItem: ConversationViewItem) {
|
|
guard let message = viewItem.interaction as? TSIncomingMessage else { return }
|
|
UIPasteboard.general.string = message.authorId
|
|
}
|
|
|
|
func delete(_ viewItem: ConversationViewItem) {
|
|
viewItem.deleteAction()
|
|
}
|
|
|
|
func save(_ viewItem: ConversationViewItem) {
|
|
guard viewItem.canSaveMedia() else { return }
|
|
viewItem.saveMediaAction()
|
|
}
|
|
|
|
func ban(_ viewItem: ConversationViewItem) {
|
|
guard let message = viewItem.interaction as? TSIncomingMessage, message.isOpenGroupMessage else { return }
|
|
let alert = UIAlertController(title: "Ban This User?", message: nil, preferredStyle: .alert)
|
|
let threadID = thread.uniqueId!
|
|
alert.addAction(UIAlertAction(title: "OK", style: .default, handler: { _ in
|
|
guard let openGroup = Storage.shared.getOpenGroup(for: threadID) else { return }
|
|
let publicKey = message.authorId
|
|
OpenGroupAPI.ban(publicKey, from: openGroup.server).retainUntilComplete()
|
|
}))
|
|
alert.addAction(UIAlertAction(title: "Cancel", style: .default, handler: nil))
|
|
present(alert, animated: true, completion: nil)
|
|
}
|
|
|
|
func handleQuoteViewCancelButtonTapped() {
|
|
snInputView.quoteDraftInfo = nil
|
|
}
|
|
|
|
func openURL(_ url: URL) {
|
|
let urlModal = URLModal(url: url)
|
|
urlModal.modalPresentationStyle = .overFullScreen
|
|
urlModal.modalTransitionStyle = .crossDissolve
|
|
present(urlModal, animated: true, completion: nil)
|
|
}
|
|
|
|
func handleReplyButtonTapped(for viewItem: ConversationViewItem) {
|
|
reply(viewItem)
|
|
}
|
|
|
|
// MARK: Voice Message Playback
|
|
@objc func handleAudioDidFinishPlayingNotification(_ notification: Notification) {
|
|
guard let audioPlayer = audioPlayer, let viewItem = audioPlayer.owner as? ConversationViewItem,
|
|
let index = viewItems.firstIndex(where: { $0 === viewItem }), index < (viewItems.endIndex - 1) else { return }
|
|
let nextViewItem = viewItems[index + 1]
|
|
guard nextViewItem.messageCellType == .audio else { return }
|
|
playOrPauseAudio(for: nextViewItem)
|
|
}
|
|
|
|
func playOrPauseAudio(for viewItem: ConversationViewItem) {
|
|
guard let attachment = viewItem.attachmentStream else { return }
|
|
let fileManager = FileManager.default
|
|
guard let path = attachment.originalFilePath, fileManager.fileExists(atPath: path),
|
|
let url = attachment.originalMediaURL else { return }
|
|
if let audioPlayer = audioPlayer {
|
|
if let owner = audioPlayer.owner as? ConversationViewItem, owner === viewItem {
|
|
audioPlayer.playbackRate = 1
|
|
audioPlayer.togglePlayState()
|
|
return
|
|
} else {
|
|
audioPlayer.stop()
|
|
self.audioPlayer = nil
|
|
}
|
|
}
|
|
let audioPlayer = OWSAudioPlayer(mediaUrl: url, audioBehavior: .audioMessagePlayback, delegate: viewItem)
|
|
self.audioPlayer = audioPlayer
|
|
audioPlayer.owner = viewItem
|
|
audioPlayer.play()
|
|
audioPlayer.setCurrentTime(Double(viewItem.audioProgressSeconds))
|
|
}
|
|
|
|
func speedUpAudio(for viewItem: ConversationViewItem) {
|
|
guard let audioPlayer = audioPlayer, let owner = audioPlayer.owner as? ConversationViewItem, owner === viewItem, audioPlayer.isPlaying else { return }
|
|
audioPlayer.playbackRate = 1.5
|
|
viewItem.lastAudioMessageView?.showSpeedUpLabel()
|
|
}
|
|
|
|
// MARK: Voice Message Recording
|
|
func startVoiceMessageRecording() {
|
|
// Request permission if needed
|
|
requestMicrophonePermissionIfNeeded() { [weak self] in
|
|
self?.cancelVoiceMessageRecording()
|
|
}
|
|
guard AVAudioSession.sharedInstance().recordPermission == .granted else { return }
|
|
// Cancel any current audio playback
|
|
audioPlayer?.stop()
|
|
audioPlayer = nil
|
|
// Create URL
|
|
let directory = OWSTemporaryDirectory()
|
|
let fileName = "\(NSDate.millisecondTimestamp()).m4a"
|
|
let path = (directory as NSString).appendingPathComponent(fileName)
|
|
let url = URL(fileURLWithPath: path)
|
|
// Set up audio session
|
|
let isConfigured = audioSession.startAudioActivity(recordVoiceMessageActivity)
|
|
guard isConfigured else {
|
|
return cancelVoiceMessageRecording()
|
|
}
|
|
// Set up audio recorder
|
|
let settings: [String:NSNumber] = [
|
|
AVFormatIDKey : NSNumber(value: kAudioFormatMPEG4AAC),
|
|
AVSampleRateKey : NSNumber(value: 44100),
|
|
AVNumberOfChannelsKey : NSNumber(value: 2),
|
|
AVEncoderBitRateKey : NSNumber(value: 128 * 1024)
|
|
]
|
|
let audioRecorder: AVAudioRecorder
|
|
do {
|
|
audioRecorder = try AVAudioRecorder(url: url, settings: settings)
|
|
audioRecorder.isMeteringEnabled = true
|
|
self.audioRecorder = audioRecorder
|
|
} catch {
|
|
SNLog("Couldn't start audio recording due to error: \(error).")
|
|
return cancelVoiceMessageRecording()
|
|
}
|
|
// Limit voice messages to a minute
|
|
audioTimer = Timer.scheduledTimer(withTimeInterval: 60, repeats: false, block: { [weak self] _ in
|
|
self?.snInputView.hideVoiceMessageUI()
|
|
self?.endVoiceMessageRecording()
|
|
})
|
|
// Prepare audio recorder
|
|
guard audioRecorder.prepareToRecord() else {
|
|
SNLog("Couldn't prepare audio recorder.")
|
|
return cancelVoiceMessageRecording()
|
|
}
|
|
// Start recording
|
|
guard audioRecorder.record() else {
|
|
SNLog("Couldn't record audio.")
|
|
return cancelVoiceMessageRecording()
|
|
}
|
|
}
|
|
|
|
func endVoiceMessageRecording() {
|
|
// Hide the UI
|
|
snInputView.hideVoiceMessageUI()
|
|
// Cancel the timer
|
|
audioTimer?.invalidate()
|
|
// Check preconditions
|
|
guard let audioRecorder = audioRecorder else { return }
|
|
// Get duration
|
|
let duration = audioRecorder.currentTime
|
|
// Stop the recording
|
|
stopVoiceMessageRecording()
|
|
// Check for user misunderstanding
|
|
guard duration > 1 else {
|
|
self.audioRecorder = nil
|
|
let title = NSLocalizedString("VOICE_MESSAGE_TOO_SHORT_ALERT_TITLE", comment: "")
|
|
let message = NSLocalizedString("VOICE_MESSAGE_TOO_SHORT_ALERT_MESSAGE", comment: "")
|
|
return OWSAlerts.showAlert(title: title, message: message)
|
|
}
|
|
// Get data
|
|
let dataSourceOrNil = DataSourcePath.dataSource(with: audioRecorder.url, shouldDeleteOnDeallocation: true)
|
|
self.audioRecorder = nil
|
|
guard let dataSource = dataSourceOrNil else { return SNLog("Couldn't load recorded data.") }
|
|
// Create attachment
|
|
let fileName = (NSLocalizedString("VOICE_MESSAGE_FILE_NAME", comment: "") as NSString).appendingPathExtension("m4a")
|
|
dataSource.sourceFilename = fileName
|
|
let attachment = SignalAttachment.voiceMessageAttachment(dataSource: dataSource, dataUTI: kUTTypeMPEG4Audio as String)
|
|
guard !attachment.hasError else {
|
|
return showErrorAlert(for: attachment)
|
|
}
|
|
// Send attachment
|
|
sendAttachments([ attachment ], with: "")
|
|
}
|
|
|
|
func cancelVoiceMessageRecording() {
|
|
snInputView.hideVoiceMessageUI()
|
|
audioTimer?.invalidate()
|
|
stopVoiceMessageRecording()
|
|
audioRecorder = nil
|
|
}
|
|
|
|
func stopVoiceMessageRecording() {
|
|
audioRecorder?.stop()
|
|
audioSession.endAudioActivity(recordVoiceMessageActivity)
|
|
}
|
|
|
|
// MARK: Requesting Permission
|
|
func requestCameraPermissionIfNeeded() -> Bool {
|
|
switch AVCaptureDevice.authorizationStatus(for: .video) {
|
|
case .authorized: return true
|
|
case .denied, .restricted:
|
|
let modal = PermissionMissingModal(permission: "camera") { }
|
|
modal.modalPresentationStyle = .overFullScreen
|
|
modal.modalTransitionStyle = .crossDissolve
|
|
present(modal, animated: true, completion: nil)
|
|
return false
|
|
case .notDetermined:
|
|
AVCaptureDevice.requestAccess(for: .video, completionHandler: { _ in })
|
|
return false
|
|
default: return false
|
|
}
|
|
}
|
|
|
|
func requestMicrophonePermissionIfNeeded(onNotGranted: @escaping () -> Void) {
|
|
switch AVAudioSession.sharedInstance().recordPermission {
|
|
case .granted: break
|
|
case .denied:
|
|
onNotGranted()
|
|
let modal = PermissionMissingModal(permission: "microphone") {
|
|
onNotGranted()
|
|
}
|
|
modal.modalPresentationStyle = .overFullScreen
|
|
modal.modalTransitionStyle = .crossDissolve
|
|
present(modal, animated: true, completion: nil)
|
|
case .undetermined:
|
|
onNotGranted()
|
|
AVAudioSession.sharedInstance().requestRecordPermission { _ in }
|
|
default: break
|
|
}
|
|
}
|
|
|
|
func requestLibraryPermissionIfNeeded() -> Bool {
|
|
switch PHPhotoLibrary.authorizationStatus() {
|
|
case .authorized, .limited: return true
|
|
case .denied, .restricted:
|
|
let modal = PermissionMissingModal(permission: "library") { }
|
|
modal.modalPresentationStyle = .overFullScreen
|
|
modal.modalTransitionStyle = .crossDissolve
|
|
present(modal, animated: true, completion: nil)
|
|
return false
|
|
case .notDetermined:
|
|
PHPhotoLibrary.requestAuthorization { _ in }
|
|
return false
|
|
default: return false
|
|
}
|
|
}
|
|
|
|
// MARK: Convenience
|
|
func showErrorAlert(for attachment: SignalAttachment) {
|
|
let title = NSLocalizedString("ATTACHMENT_ERROR_ALERT_TITLE", comment: "")
|
|
let message = attachment.localizedErrorDescription ?? SignalAttachment.missingDataErrorMessage
|
|
OWSAlerts.showAlert(title: title, message: message)
|
|
}
|
|
}
|