mirror of
https://github.com/element-hq/element-x-ios.git
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7c94ed98a5
* Missing changelog. * Parse bare room aliases as permalinks. Update the SDK. * Fix tapping the same permalink twice. Add a test. Don't clear the focussed item when reaching the bottom of the timeline. * Make sure sending a message returns to live.
80 lines
2.8 KiB
Swift
80 lines
2.8 KiB
Swift
//
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// Copyright 2022 New Vector Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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import Foundation
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import MatrixRustSDK
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// https://spec.matrix.org/latest/appendices/#identifier-grammar
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enum MatrixEntityRegex: String {
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case homeserver
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case userID
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case roomAlias
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case allUsers
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var rawValue: String {
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switch self {
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case .homeserver:
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return "[A-Z0-9]+((\\.|\\-)[A-Z0-9]+){0,}(:[0-9]{2,5})?"
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case .userID:
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return "@[\\x21-\\x39\\x3B-\\x7F]+:" + MatrixEntityRegex.homeserver.rawValue
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case .roomAlias:
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return "#[A-Z0-9._%#@=+-]+:" + MatrixEntityRegex.homeserver.rawValue
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case .allUsers:
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return PillConstants.atRoom
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}
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}
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// swiftlint:disable force_try
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static var homeserverRegex = try! NSRegularExpression(pattern: MatrixEntityRegex.homeserver.rawValue, options: .caseInsensitive)
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static var userIdentifierRegex = try! NSRegularExpression(pattern: MatrixEntityRegex.userID.rawValue, options: .caseInsensitive)
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static var roomAliasRegex = try! NSRegularExpression(pattern: MatrixEntityRegex.roomAlias.rawValue, options: .caseInsensitive)
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static var allUsersRegex = try! NSRegularExpression(pattern: MatrixEntityRegex.allUsers.rawValue)
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static var linkRegex = try! NSDataDetector(types: NSTextCheckingResult.CheckingType.link.rawValue)
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// swiftlint:enable force_try
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static func isMatrixHomeserver(_ homeserver: String) -> Bool {
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guard let match = homeserverRegex.firstMatch(in: homeserver) else {
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return false
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}
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return match.range.length == homeserver.count
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}
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static func isMatrixUserIdentifier(_ identifier: String) -> Bool {
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guard let match = userIdentifierRegex.firstMatch(in: identifier) else {
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return false
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}
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return match.range.length == identifier.count
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}
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static func isMatrixRoomAlias(_ alias: String) -> Bool {
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guard let match = roomAliasRegex.firstMatch(in: alias) else {
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return false
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}
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return match.range.length == alias.count
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}
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static func containsMatrixAllUsers(_ string: String) -> Bool {
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guard allUsersRegex.firstMatch(in: string) != nil else {
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return false
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}
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return true
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}
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}
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