mirror of
https://github.com/gohugoio/hugo.git
synced 2024-12-30 23:01:04 +00:00
93 lines
2.2 KiB
Go
93 lines
2.2 KiB
Go
// Copyright 2019 The Hugo Authors. All rights reserved.
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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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// 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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package resource
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import (
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"time"
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"github.com/gohugoio/hugo/common/htime"
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)
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var _ Dated = Dates{}
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// Dated wraps a "dated resource". These are the 4 dates that makes
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// the date logic in Hugo.
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type Dated interface {
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// Date returns the date of the resource.
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Date() time.Time
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// Lastmod returns the last modification date of the resource.
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Lastmod() time.Time
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// PublishDate returns the publish date of the resource.
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PublishDate() time.Time
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// ExpiryDate returns the expiration date of the resource.
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ExpiryDate() time.Time
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}
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// Dates holds the 4 Hugo dates.
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type Dates struct {
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FDate time.Time
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FLastmod time.Time
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FPublishDate time.Time
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FExpiryDate time.Time
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}
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func (d *Dates) UpdateDateAndLastmodIfAfter(in Dated) {
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if in.Date().After(d.Date()) {
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d.FDate = in.Date()
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}
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if in.Lastmod().After(d.Lastmod()) {
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d.FLastmod = in.Lastmod()
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}
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}
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// IsFuture returns whether the argument represents the future.
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func IsFuture(d Dated) bool {
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if d.PublishDate().IsZero() {
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return false
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}
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return d.PublishDate().After(htime.Now())
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}
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// IsExpired returns whether the argument is expired.
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func IsExpired(d Dated) bool {
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if d.ExpiryDate().IsZero() {
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return false
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}
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return d.ExpiryDate().Before(htime.Now())
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}
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// IsZeroDates returns true if all of the dates are zero.
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func IsZeroDates(d Dated) bool {
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return d.Date().IsZero() && d.Lastmod().IsZero() && d.ExpiryDate().IsZero() && d.PublishDate().IsZero()
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}
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func (p Dates) Date() time.Time {
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return p.FDate
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}
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func (p Dates) Lastmod() time.Time {
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return p.FLastmod
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}
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func (p Dates) PublishDate() time.Time {
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return p.FPublishDate
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}
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func (p Dates) ExpiryDate() time.Time {
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return p.FExpiryDate
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}
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