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package blorg
import (
"fmt"
"html/template"
"os"
"time"
"github.com/niklasfasching/go-org/org"
)
type Page struct {
*Config
Document *org.Document
Info os.FileInfo
PermaLink string
Date time.Time
Content template.HTML
BufferSettings map[string]string
}
func NewPage(c *Config, path string, info os.FileInfo) (*Page, error) {
f, err := os.Open(path)
if err != nil {
return nil, err
}
d := c.OrgConfig.Parse(f, path)
content, err := d.Write(getWriter())
if err != nil {
return nil, err
}
date, err := time.Parse("2006-01-02", d.Get("DATE"))
if err != nil {
date, _ = time.Parse("2006-01-02", "1970-01-01")
}
return &Page{
Config: c,
Document: d,
Info: info,
Date: date,
Content: template.HTML(content),
BufferSettings: d.BufferSettings,
}, nil
}
func (p *Page) Render(path string) error {
if p.BufferSettings["DRAFT"] != "" {
return nil
}
f, err := os.Create(path)
if err != nil {
return err
}
defer f.Close()
templateName := "item"
if v, ok := p.BufferSettings["TEMPLATE"]; ok {
templateName = v
}
t := p.Template.Lookup(templateName)
if t == nil {
return fmt.Errorf("cannot render page %s: unknown template %s", p.Info.Name(), templateName)
}
return t.Execute(f, toMap(p.BufferSettings, p))
}
func (p *Page) Summary() template.HTML {
for _, n := range p.Document.Nodes {
switch n := n.(type) {
case org.Block:
if n.Name == "SUMMARY" {
w := getWriter()
org.WriteNodes(w, n.Children...)
return template.HTML(w.String())
}
}
}
for i, n := range p.Document.Nodes {
switch n.(type) {
case org.Headline:
w := getWriter()
org.WriteNodes(w, p.Document.Nodes[:i]...)
return template.HTML(w.String())
}
}
return ""
}
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