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Signed-off-by: Marino Faggiana <[email protected]>

Sources/NextcloudKit/Models/NKRecommendedFiles.swift

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+// SPDX-FileCopyrightText: Nextcloud GmbH
+// SPDX-FileCopyrightText: 2024 Marino Faggiana
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+import Foundation
+import SwiftyXMLParser
+
+public class NKRecommendation {
+    var id: String
+    var timestamp: Date?
+    var name: String
+    var directory: String
+    var extensionType: String
+    var mimeType: String
+    var hasPreview: Bool
+    var reason: String
+
+    init(id: String, timestamp: Date?, name: String, directory: String, extensionType: String, mimeType: String, hasPreview: Bool, reason: String) {
+        self.id = id
+        self.timestamp = timestamp
+        self.name = name
+        self.directory = directory
+        self.extensionType = extensionType
+        self.mimeType = mimeType
+        self.hasPreview = hasPreview
+        self.reason = reason
+    }
+}
+
+class XMLToRecommendationParser {
+    func parse(xml: String) -> [NKRecommendation]? {
+        guard let data = xml.data(using: .utf8) else { return nil }
+        let xml = XML.parse(data)
+
+        // Parsing "enabled"
+        guard let enabledString = xml["ocs", "data", "enabled"].text,
+              Bool(enabledString == "1")
+        else {
+            return nil
+        }
+
+        // Parsing "recommendations"
+        var recommendations: [NKRecommendation] = []
+        let elements = xml["ocs", "data", "recommendations", "element"]
+
+        for element in elements {
+            let id = element["id"].text ?? ""
+            var timestamp: Date?
+            if let timestampDouble = element["timestamp"].double, timestampDouble > 0 {
+                timestamp = Date(timeIntervalSince1970: timestampDouble)
+            }
+            let name = element["name"].text ?? ""
+            let directory = element["directory"].text ?? ""
+            let extensionType = element["extension"].text ?? ""
+            let mimeType = element["mimeType"].text ?? ""
+            let hasPreview = element["hasPreview"].text == "1"
+            let reason = element["reason"].text ?? ""
+
+            let recommendation = NKRecommendation(
+                id: id,
+                timestamp: timestamp,
+                name: name,
+                directory: directory,
+                extensionType: extensionType,
+                mimeType: mimeType,
+                hasPreview: hasPreview,
+                reason: reason
+            )
+            recommendations.append(recommendation)
+        }
+
+        return recommendations
+    }
+}

Sources/NextcloudKit/NextcloudKit+RecommendedFiles.swift

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+// SPDX-FileCopyrightText: Nextcloud GmbH
+// SPDX-FileCopyrightText: 2024 Marino Faggiana
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+import Foundation
+import Alamofire
+import SwiftyJSON
+
+public extension NextcloudKit {
+    func getRecommendedFiles(account: String,
+                             options: NKRequestOptions = NKRequestOptions(),
+                             request: @escaping (DataRequest?) -> Void = { _ in },
+                             taskHandler: @escaping (_ task: URLSessionTask) -> Void = { _ in },
+                             completion: @escaping (_ account: String, _ recommendations: [NKRecommendation]?, _ responseData: AFDataResponse<Data>?, _ error: NKError) -> Void) {
+        let endpoint = "ocs/v2.php/apps/recommendations/api/v1/recommendations"
+        ///
+        options.contentType = "application/xml"
+        ///
+        guard let nkSession = nkCommonInstance.getSession(account: account),
+              let url = nkCommonInstance.createStandardUrl(serverUrl: nkSession.urlBase, endpoint: endpoint, options: options),
+              let headers = nkCommonInstance.getStandardHeaders(account: account, options: options) else {
+            return options.queue.async { completion(account, nil, nil, .urlError) }
+        }
+
+        let tosRequest = nkSession.sessionData.request(url, method: .get, encoding: URLEncoding.default, headers: headers, interceptor: nil).validate(statusCode: 200..<300).onURLSessionTaskCreation { task in
+            task.taskDescription = options.taskDescription
+            taskHandler(task)
+        }.responseData(queue: self.nkCommonInstance.backgroundQueue) { response in
+            if self.nkCommonInstance.levelLog > 0 {
+                debugPrint(response)
+            }
+            switch response.result {
+            case .success(let data):
+                if let xmlString = String(data: data, encoding: .utf8) {
+                    let parser = XMLToRecommendationParser()
+                    if let recommendations = parser.parse(xml: xmlString) {
+                        options.queue.async { completion(account, recommendations, response, .success) }
+                    } else {
+                        options.queue.async { completion(account, nil, response, .xmlError) }
+                    }
+                } else {
+                    options.queue.async { completion(account, nil, response, .xmlError) }
+                }
+            case .failure(let error):
+                let error = NKError(error: error, afResponse: response, responseData: response.data)
+                options.queue.async {
+                    completion(account, nil, response, error)
+                }
+            }
+        }
+        options.queue.async { request(tosRequest) }
+    }
+}