{"id":1727,"date":"2021-02-04T22:55:47","date_gmt":"2021-02-04T14:55:47","guid":{"rendered":"http:\/\/123.57.164.21\/?p=1727"},"modified":"2021-02-04T22:55:47","modified_gmt":"2021-02-04T14:55:47","slug":"swift-usernotifications%e6%a1%86%e6%9e%b6%e4%bd%bf%e7%94%a8%e8%af%a6%e8%a7%a36%ef%bc%88serviceextension%e3%80%81%e5%a4%9a%e5%aa%92%e4%bd%93%e5%86%85%e5%ae%b9%e6%8e%a8%e9%80%81%ef%bc%89","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=1727","title":{"rendered":"Swift – UserNotifications\u6846\u67b6\u4f7f\u7528\u8be6\u89e36\uff08ServiceExtension\u3001\u591a\u5a92\u4f53\u5185\u5bb9\u63a8\u9001\uff09"},"content":{"rendered":"\n
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import UserNotifications\n \nclass NotificationService: UNNotificationServiceExtension {\n \n    var contentHandler: ((UNNotificationContent) -> Void)?\n    var bestAttemptContent: UNMutableNotificationContent?\n \n    \/\/\u6211\u4eec\u53ef\u4ee5\u5728\u540e\u53f0\u5904\u7406\u63a5\u6536\u5230\u7684\u63a8\u9001\uff0c\u8ba9\u540e\u4f20\u9012\u4fee\u6539\u540e\u7684\u7684\u5185\u5bb9\u7ed9contentHandler\u8fdb\u884c\u5c55\u793a\n    override func didReceive(_ request: UNNotificationRequest,\n        withContentHandler contentHandler: @escaping (UNNotificationContent) -> Void) {\n        self.contentHandler = contentHandler\n        bestAttemptContent = (request.content.mutableCopy() as? UNMutableNotificationContent)\n         \n        if let bestAttemptContent = bestAttemptContent {\n            \/\/\u7ed9\u901a\u77e5\u5185\u5bb9\u6dfb\u52a0\u4e2a\u5c0f\u5c3e\u5df4\n            bestAttemptContent.body = \"\\(bestAttemptContent.body) \u3010\u6765\u81eahangge.com\u3011\"\n             \n            contentHandler(bestAttemptContent)\n        }\n    }\n     \n    \/\/\u5982\u679c\u6211\u4eec\u83b7\u53d6\u6d88\u606f\u540e\u4e00\u6bb5\u65f6\u95f4\u5185\u6ca1\u6709\u8c03\u7528 contentHandler \u7684\u8bdd\uff0c\u7cfb\u7edf\u4f1a\u8c03\u7528\u8fd9\u4e2a\u65b9\u6cd5\n    override func serviceExtensionTimeWillExpire() {\n        \/\/\u5982\u679c\u6d88\u606f\u6ca1\u5904\u7406\u597d\uff0c\u6211\u4eec\u4e5f\u5c06\u8fd9\u4e2a\u6ca1\u5904\u7406\u5b8c\u6bd5\u7684\u6d88\u606f\u8fdb\u884c\u5c55\u793a\n        if let contentHandler = contentHandler, let bestAttemptContent =  bestAttemptContent {\n            contentHandler(bestAttemptContent)\n        }\n    }\n}\n\n\u539f\u6587\u51fa\u81ea\uff1awww.hangge.com  \u8f6c\u8f7d\u8bf7\u4fdd\u7559\u539f\u6587\u94fe\u63a5\uff1ahttps:\/\/www.hangge.com\/blog\/cache\/detail_1852.html<\/pre>\n\n\n\n
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{\n    \"aps\": {\n        \"alert\": {\n            \"title\": \"\u6700\u65b0\u8d44\u8baf\",\n            \"body\": \"2017\u5168\u56fd\u6587\u660e\u57ce\u5e02\u516c\u5e03\"\n        },\n        \"sound\": \"default\",\n        \"badge\": 1,\n        \"mutable-content\": 1\n    },\n}<\/pre>\n\n\n\n
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import UIKit\nimport UserNotifications\n \nclass ViewController: UIViewController {\n     \n    override func viewDidLoad() {\n        super.viewDidLoad()\n         \n        \/\/\u8bbe\u7f6e\u63a8\u9001\u5185\u5bb9\n        let content = UNMutableNotificationContent()\n        content.title = \"hangge.com\"\n        content.body = \"\u56e4\u79efiPhoneX\u7684\u9ec4\u725b\u8d54\u5230\u6000\u7591\u4eba\u751f?\"\n         \n        \/\/\u7ed9\u901a\u77e5\u6dfb\u52a0\u56fe\u7247\u9644\u4ef6\n        if let imageURL = Bundle.main.url(forResource: \"image\", withExtension: \"png\"),\n            let attachment = try? UNNotificationAttachment(identifier: \"imageAttachment\",\n                                                           url: imageURL, options: nil) {\n            content.attachments = [attachment]\n        }\n         \n        \/\/\u8bbe\u7f6e\u901a\u77e5\u89e6\u53d1\u5668\n        let trigger = UNTimeIntervalNotificationTrigger(timeInterval: 5, repeats: false)\n         \n        \/\/\u8bbe\u7f6e\u8bf7\u6c42\u6807\u8bc6\u7b26\n        let requestIdentifier = \"com.hangge.testNotification\"\n         \n        \/\/\u8bbe\u7f6e\u4e00\u4e2a\u901a\u77e5\u8bf7\u6c42\n        let request = UNNotificationRequest(identifier: requestIdentifier,\n                                            content: content, trigger: trigger)\n         \n        \/\/\u5c06\u901a\u77e5\u8bf7\u6c42\u6dfb\u52a0\u5230\u53d1\u9001\u4e2d\u5fc3\n        UNUserNotificationCenter.current().add(request) { error in\n            if error == nil {\n                print(\"Time Interval Notification scheduled: \\(requestIdentifier)\")\n            }\n        }\n    }\n     \n    override func didReceiveMemoryWarning() {\n        super.didReceiveMemoryWarning()\n    }\n}\n\n\u539f\u6587\u51fa\u81ea\uff1awww.hangge.com  \u8f6c\u8f7d\u8bf7\u4fdd\u7559\u539f\u6587\u94fe\u63a5\uff1ahttps:\/\/www.hangge.com\/blog\/cache\/detail_1852.html<\/pre>\n\n\n\n
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let content = notification.request.content\nif let attachment = content.attachments.first {\n    if attachment.url.startAccessingSecurityScopedResource() {\n        eventImage.image = UIImage(contentsOfFile: attachment.url.path!)\n        attachment.url.stopAccessingSecurityScopedResource()\n    }\n}<\/pre>\n\n\n\n
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{\n    \"aps\": {\n        \"alert\": {\n            \"title\": \"\u6700\u65b0\u8d44\u8baf\",\n            \"body\": \"2017\u5168\u56fd\u6587\u660e\u57ce\u5e02\u516c\u5e03\"\n        },\n        \"sound\": \"default\",\n        \"badge\": 1,\n        \"mutable-content\": 1\n    },\n    \"image\": \"https:\/\/img1.gtimg.com\/ninja\/2\/2017\/05\/ninja149447456097353.jpg\"\n}<\/pre>\n\n\n\n
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import UserNotifications\n \nclass NotificationService: UNNotificationServiceExtension {\n     \n    var contentHandler: ((UNNotificationContent) -> Void)?\n    var bestAttemptContent: UNMutableNotificationContent?\n     \n    \/\/\u6211\u4eec\u53ef\u4ee5\u5728\u540e\u53f0\u5904\u7406\u63a5\u6536\u5230\u7684\u63a8\u9001\uff0c\u8ba9\u540e\u4f20\u9012\u4fee\u6539\u540e\u7684\u7684\u5185\u5bb9\u7ed9contentHandler\u8fdb\u884c\u5c55\u793a\n    override func didReceive(_ request: UNNotificationRequest,\n                             withContentHandler contentHandler:\n        @escaping (UNNotificationContent) -> Void) {\n        self.contentHandler = contentHandler\n        bestAttemptContent = (request.content.mutableCopy() as? UNMutableNotificationContent)\n         \n        if let bestAttemptContent = bestAttemptContent {\n            \/\/\u5c06\u8fdc\u7a0b\u63a8\u9001\u901a\u77e5\u4e2d\u7684\u56fe\u7247\u4e0b\u8f7d\u5230\u672c\u5730\uff0c\u5e76\u663e\u793a\n            if let imageURLString = bestAttemptContent.userInfo[\"image\"] as? String,\n                let URL = URL(string: imageURLString) {\n                downloadAndSave(url: URL) { localURL in\n                    if let localURL = localURL {\n                        do {\n                            let attachment = try UNNotificationAttachment(identifier: \"download\",\n                                                                          url: localURL,\n                                                                          options: nil)\n                            bestAttemptContent.attachments = [attachment]\n                        } catch {\n                            print(error)\n                        }\n                    }\n                    contentHandler(bestAttemptContent)\n                }\n            }\n        }\n    }\n     \n    \/\/\u5982\u679c\u6211\u4eec\u83b7\u53d6\u6d88\u606f\u540e\u4e00\u6bb5\u65f6\u95f4\u5185\u6ca1\u6709\u8c03\u7528 contentHandler \u7684\u8bdd\uff0c\u7cfb\u7edf\u4f1a\u8c03\u7528\u8fd9\u4e2a\u65b9\u6cd5\n    override func serviceExtensionTimeWillExpire() {\n        \/\/\u5982\u679c\u6d88\u606f\u6ca1\u5904\u7406\u597d\uff0c\u6211\u4eec\u4e5f\u5c06\u8fd9\u4e2a\u6ca1\u5904\u7406\u5b8c\u6bd5\u7684\u6d88\u606f\u8fdb\u884c\u5c55\u793a\n        if let contentHandler = contentHandler, let bestAttemptContent =  bestAttemptContent {\n            contentHandler(bestAttemptContent)\n        }\n    }\n     \n    \/\/\u5c06\u56fe\u7247\u4e0b\u8f7d\u5230\u672c\u5730\u4e34\u65f6\u6587\u4ef6\u5939\u4e2d\n    private func downloadAndSave(url: URL, handler: @escaping (_ localURL: URL?) -> Void) {\n        let task = URLSession.shared.dataTask(with: url, completionHandler: {\n            data, res, error in\n            var localURL: URL? = nil\n            if let data = data {\n                \/\/\u53d6\u5f97\u5f53\u524d\u65f6\u95f4\u7684\u65f6\u95f4\u6233\n                let timeInterval = Date().timeIntervalSince1970\n                let timeStamp = Int(timeInterval)\n                \/\/\u6587\u4ef6\u540e\u7f00\n                let ext = (url.absoluteString as NSString).pathExtension\n                let temporaryURL = FileManager.default.temporaryDirectory\n                let url = temporaryURL.appendingPathComponent(\"\\(timeStamp)\")\n                    .appendingPathExtension(ext)\n                 \n                if let _ = try? data.write(to: url) {\n                    localURL = url\n                }\n            }\n            handler(localURL)\n        })\n        task.resume()\n    }\n}\n\n\u539f\u6587\u51fa\u81ea\uff1awww.hangge.com  \u8f6c\u8f7d\u8bf7\u4fdd\u7559\u539f\u6587\u94fe\u63a5\uff1ahttps:\/\/www.hangge.com\/blog\/cache\/detail_1852.html<\/pre>\n\n\n\n
\"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/1727"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1727"}],"version-history":[{"count":7,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/1727\/revisions"}],"predecessor-version":[{"id":1750,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/1727\/revisions\/1750"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1727"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1727"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1727"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}