51 lines
1.1 KiB
Swift
51 lines
1.1 KiB
Swift
//
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// Stencil
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// Copyright © 2022 Stencil
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// MIT Licence
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//
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#if !os(Linux)
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import Foundation
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class NowNode: NodeType {
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let format: Variable
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let token: Token?
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class func parse(_ parser: TokenParser, token: Token) throws -> NodeType {
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var format: Variable?
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let components = token.components
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guard components.count <= 2 else {
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throw TemplateSyntaxError("'now' tags may only have one argument: the format string.")
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}
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if components.count == 2 {
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format = Variable(components[1])
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}
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return NowNode(format: format, token: token)
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}
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init(format: Variable?, token: Token? = nil) {
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self.format = format ?? Variable("\"yyyy-MM-dd 'at' HH:mm\"")
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self.token = token
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}
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func render(_ context: Context) throws -> String {
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let date = Date()
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let format = try self.format.resolve(context)
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var formatter: DateFormatter
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if let format = format as? DateFormatter {
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formatter = format
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} else if let format = format as? String {
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formatter = DateFormatter()
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formatter.dateFormat = format
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} else {
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return ""
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}
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return formatter.string(from: date)
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}
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}
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#endif
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