mirror of
https://github.com/gohugoio/hugo.git
synced 2024-12-30 19:40:50 +00:00
612a06f067
* Rewind paginator for server mode * Add some more related tests. * Replace the clumsy scratch constructs in internal paginator template with variables See #5825
87 lines
1.9 KiB
Go
87 lines
1.9 KiB
Go
// Copyright 2019 The Hugo Authors. All rights reserved.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package hugolib
|
|
|
|
import (
|
|
"sync"
|
|
|
|
"github.com/gohugoio/hugo/resources/page"
|
|
)
|
|
|
|
type pagePaginator struct {
|
|
paginatorInit sync.Once
|
|
current *page.Pager
|
|
|
|
source *pageState
|
|
}
|
|
|
|
func (p *pagePaginator) Paginate(seq interface{}, options ...interface{}) (*page.Pager, error) {
|
|
var initErr error
|
|
p.paginatorInit.Do(func() {
|
|
pagerSize, err := page.ResolvePagerSize(p.source.s.Cfg, options...)
|
|
if err != nil {
|
|
initErr = err
|
|
return
|
|
}
|
|
|
|
pd := p.source.targetPathDescriptor
|
|
pd.Type = p.source.outputFormat()
|
|
paginator, err := page.Paginate(pd, seq, pagerSize)
|
|
if err != nil {
|
|
initErr = err
|
|
return
|
|
}
|
|
|
|
p.current = paginator.Pagers()[0]
|
|
|
|
})
|
|
|
|
if initErr != nil {
|
|
return nil, initErr
|
|
}
|
|
|
|
return p.current, nil
|
|
}
|
|
|
|
func (p *pagePaginator) Paginator(options ...interface{}) (*page.Pager, error) {
|
|
var initErr error
|
|
p.paginatorInit.Do(func() {
|
|
pagerSize, err := page.ResolvePagerSize(p.source.s.Cfg, options...)
|
|
if err != nil {
|
|
initErr = err
|
|
return
|
|
}
|
|
|
|
pd := p.source.targetPathDescriptor
|
|
pd.Type = p.source.outputFormat()
|
|
paginator, err := page.Paginate(pd, p.source.Pages(), pagerSize)
|
|
if err != nil {
|
|
initErr = err
|
|
return
|
|
}
|
|
|
|
p.current = paginator.Pagers()[0]
|
|
|
|
})
|
|
|
|
if initErr != nil {
|
|
return nil, initErr
|
|
}
|
|
|
|
return p.current, nil
|
|
}
|
|
|
|
func (p *pagePaginator) rewind() {
|
|
p.current = p.current.First()
|
|
}
|