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| Original file line number | Diff line number | Diff line change |
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| // | ||
| // SwiftDate, Full featured Swift date library for parsing, validating, manipulating, and formatting dates and timezones. | ||
| // Created by: Daniele Margutti | ||
| // Main contributors: Jeroen Houtzager | ||
| // | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights | ||
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| // copies of the Software, and to permit persons to whom the Software is | ||
| // furnished to do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in | ||
| // all copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| // THE SOFTWARE. | ||
|
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| import Foundation | ||
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| /// This class allows you to read and load a custom `.strings` file or a file generated by a gived `Locale` instance. | ||
| public class Localization { | ||
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| /// Translations file loaded from a custom `.strings` file. | ||
| /// It has a valid value only if `Localization` is loaded from a file. | ||
| private var translations: NSDictionary? | ||
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| /// Bundle for given locale instances | ||
| private var bundle: Bundle? | ||
| /// Locale instances loaded (only if initialized via Locale instance) | ||
| private(set) var locale: Locale? | ||
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| /// Init `Localization` instance from a custom `.strings` file at given path | ||
| /// | ||
| /// - Parameter path: path to a strings file | ||
| /// - Throws: throw an exception if not valid `strings` file was loaded. | ||
| public init(path: String) throws { | ||
| guard let data = NSDictionary(contentsOfFile: path) else { | ||
| throw DateError.InvalidLocalizationFile | ||
| } | ||
| translations = data | ||
| } | ||
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| /// Initialize a new `Localization` from a given `LocaleName` | ||
| /// | ||
| /// - Parameter name: name of locale | ||
| public convenience init(locale name: LocaleName) { | ||
| self.init(locale: name.locale) | ||
| } | ||
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| /// Init `Localization` instance with a given `locale` instance | ||
| /// | ||
| /// - Parameter locale: locale to load; if `nil` current `locale` is used instead. | ||
| public init(locale: Locale?) { | ||
| self.locale = locale ?? Locale.current | ||
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| let resourceBundle = Localization.resourceBundle()! | ||
| let localeID = self.locale!.collatorIdentifier | ||
| guard let innerLanguagePath = resourceBundle.path(forResource: localeID, ofType: "lproj") else { | ||
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| //fallback to language only | ||
| if let languageCode = self.locale!.languageCode { | ||
| //example : get french traduction even though you are live in belgium | ||
| if let localOnlyPath = resourceBundle.path(forResource: "\(languageCode)-\(languageCode.uppercased())" , ofType: "lproj") { | ||
| self.bundle = Bundle(path: localOnlyPath) | ||
| return | ||
| } | ||
| } | ||
| // fallback to english if language was not found | ||
| let englishPath = resourceBundle.path(forResource: "en-US", ofType: "lproj")! | ||
| self.bundle = Bundle(path: englishPath) | ||
| return | ||
| } | ||
| self.bundle = Bundle(path: innerLanguagePath) | ||
| } | ||
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| /// Get translated value for a given key | ||
| /// | ||
| /// - Parameters: | ||
| /// - key: key to search | ||
| /// - defValue: default fallback value. By default is empty string. | ||
| /// - Returns: translated value | ||
| public func get(_ key: String, default defValue: String = "") -> String { | ||
| if translations != nil { | ||
| guard let value = translations!.object(forKey: key) as? String else { | ||
| return defValue | ||
| } | ||
| return value | ||
| } else { | ||
| guard let bundle = self.bundle else { | ||
| return defValue | ||
| } | ||
| let value = NSLocalizedString(key, tableName: "SwiftDate", bundle: bundle, value: "", comment: "") | ||
| return value | ||
| } | ||
| } | ||
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| /// Framework's translation bundle resource | ||
| /// | ||
| /// - Returns: path | ||
| private class func resourceBundle() -> Bundle? { | ||
| let framework = Bundle(for: DateInRegion.self) | ||
| let path = NSURL(fileURLWithPath: framework.resourcePath!).appendingPathComponent("SwiftDate.bundle") | ||
| let bundle = Bundle(url: path!) | ||
| guard let _ = bundle else { | ||
| return nil | ||
| } | ||
| return bundle! | ||
| } | ||
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| } |
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