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package app
import (
"fmt"
"net/url"
"os"
"path"
"strconv"
"time"
"github.com/wybiral/feeds"
)
// buildFeed creates RSS feed attribute for App based on Library contents.
func buildFeed(a *App) {
cfg := a.Config.Feed
now := time.Now()
f := &feeds.Feed{
Title: cfg.Title,
Link: &feeds.Link{Href: cfg.Link},
Description: cfg.Description,
Author: &feeds.Author{
Name: cfg.Author.Name,
Email: cfg.Author.Email,
},
Created: now,
Copyright: cfg.Copyright,
}
var externalURL string
if len(cfg.ExternalURL) > 0 {
externalURL = cfg.ExternalURL
} else {
hostname, err := os.Hostname()
if err != nil {
host := a.Config.Server.Host
port := a.Config.Server.Port
externalURL = fmt.Sprintf("http://%s:%d", host, port)
} else {
externalURL = fmt.Sprintf("http://%s", hostname)
}
}
for _, v := range a.Library.Playlist() {
u, err := url.Parse(externalURL)
if err != nil {
return
}
u.Path = path.Join(u.Path, "v", v.ID)
id := u.String()
f.Items = append(f.Items, &feeds.Item{
Id: id,
Title: v.Title,
Link: &feeds.Link{Href: id},
Description: v.Description,
Enclosure: &feeds.Enclosure{
Url: id + ".mp4",
Length: strconv.FormatInt(v.Size, 10),
Type: "video/mp4",
},
Author: &feeds.Author{
Name: cfg.Author.Name,
Email: cfg.Author.Email,
},
Created: v.Timestamp,
})
}
feed, err := f.ToRss()
if err != nil {
return
}
a.Feed = []byte(feed)
}
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