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package archive
import (
"snkt/config"
"snkt/post"
"snkt/render"
"fmt"
"math"
"path"
"sort"
)
var pagedTmplName = "paged"
/*
Paged archive shows set of posts broken up over multiple pages
Output goes to Config.HtmlDir/page/{pageNum}.html
*/
type PagedArchive struct {
Posts post.Posts
PageNum int
NextPage int
PrevPage int
Site interface{}
}
func (pa PagedArchive) Render() []byte {
return render.Render(pagedTmplName, pa)
}
/* TODO: make this configurable */
func (pa PagedArchive) Target() string {
return path.Join(config.Config.HtmlDir, "/page/", fmt.Sprintf("%d.html", pa.PageNum))
}
type PagedArchives []*PagedArchive
func CreatePaged(perPage int, posts post.Posts) *PagedArchives {
if !render.TmplExists(pagedTmplName) {
fmt.Printf("no page template\n")
return nil
}
var pas PagedArchives
sort.Sort(sort.Reverse(posts))
numPages := int(math.Ceil(float64(len(posts)) / float64(perPage)))
for i := 0; i < numPages; i++ {
var pa PagedArchive
var m int
if (i+1)*perPage > len(posts) {
m = len(posts)
} else {
m = (i + 1) * perPage
}
pa.Posts = posts[i*perPage : m]
pa.PrevPage = i
pa.PageNum = i + 1
pa.NextPage = i + 2
pas = append(pas, &pa)
}
return &pas
}
func (pas *PagedArchives) Write() {
for _, pa := range *pas {
render.Write(pa)
}
}
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