mirror of
https://github.com/gohugoio/hugo.git
synced 2024-12-24 01:52:20 +00:00
115 lines
2.7 KiB
Go
115 lines
2.7 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 hugolib
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import (
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"sync"
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"github.com/gohugoio/hugo/common/herrors"
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"github.com/gohugoio/hugo/resources/kinds"
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"github.com/gohugoio/hugo/resources/page"
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)
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func newPagePaginator(source *pageState) *pagePaginator {
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return &pagePaginator{
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source: source,
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pagePaginatorInit: &pagePaginatorInit{},
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}
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}
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type pagePaginator struct {
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*pagePaginatorInit
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source *pageState
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}
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type pagePaginatorInit struct {
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init sync.Once
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current *page.Pager
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}
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// reset resets the paginator to allow for a rebuild.
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func (p *pagePaginator) reset() {
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p.pagePaginatorInit = &pagePaginatorInit{}
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}
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func (p *pagePaginator) Paginate(seq any, options ...any) (*page.Pager, error) {
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var initErr error
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p.init.Do(func() {
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pagerSize, err := page.ResolvePagerSize(p.source.s.Conf, options...)
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if err != nil {
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initErr = err
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return
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}
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pd := p.source.targetPathDescriptor
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pd.Type = p.source.outputFormat()
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paginator, err := page.Paginate(pd, seq, pagerSize)
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if err != nil {
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initErr = err
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return
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}
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p.current = paginator.Pagers()[0]
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})
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if initErr != nil {
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return nil, initErr
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}
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return p.current, nil
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}
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func (p *pagePaginator) Paginator(options ...any) (*page.Pager, error) {
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defer herrors.Recover()
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var initErr error
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p.init.Do(func() {
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pagerSize, err := page.ResolvePagerSize(p.source.s.Conf, options...)
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if err != nil {
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initErr = err
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return
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}
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pd := p.source.targetPathDescriptor
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pd.Type = p.source.outputFormat()
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var pages page.Pages
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switch p.source.Kind() {
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case kinds.KindHome:
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// From Hugo 0.57 we made home.Pages() work like any other
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// section. To avoid the default paginators for the home page
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// changing in the wild, we make this a special case.
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pages = p.source.s.RegularPages()
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case kinds.KindTerm, kinds.KindTaxonomy:
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pages = p.source.Pages()
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default:
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pages = p.source.RegularPages()
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}
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paginator, err := page.Paginate(pd, pages, pagerSize)
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if err != nil {
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initErr = err
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return
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}
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p.current = paginator.Pagers()[0]
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})
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if initErr != nil {
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return nil, initErr
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}
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return p.current, nil
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}
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