~louis77/gemini.tunerapp.org

ref: 856a5a8ead212506df0d2adb253d471c3bb831f4 gemini.tunerapp.org/main.go -rw-r--r-- 3.9 KiB
856a5a8e — Louis Brauer Add colon/space to Input prompts 1 year, 3 months ago
                                                                                
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
/*
	Site generator for gemini://gemini.tunerapp.org
	Copyright (C) 2021 Louis Brauer <louis77@members.fsf.org>

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program.  If not, see <https://www.gnu.org/licenses/>.
*/

package main

import (
	"io"
	"log"
	"strings"
	"text/template"
	"time"

	"git.sr.ht/~louis77/gemini.tunerapp.org/handlers"

	"github.com/ilk/gobcache"
	"github.com/kahlys/flagenv"
	"github.com/pitr/gig"
	"gitlab.com/AgentNemo/goradios"
)

type radioBrowserData struct {
	Stations     []goradios.Station
	Top5Stations []goradios.Station
	Countries    []goradios.Country
	Languages    []goradios.Language
}

var (
	data            radioBrowserData
	refreshDataFlag = flagenv.Bool("refresh", "REFRESH", false, "Refresh cached radio-browser data")
	helpers         = template.FuncMap{
		// The name "title" is what the function will be called in the template text.
		"escape":         handlers.URLEscape,
		"split":          strings.Split,
		"timeformat":     handlers.TimeFormat,
		"durationformat": handlers.DurationFormat,
	}
)

func loadData(refresh bool) {
	cacheName := "cache"
	cache := gobcache.NewCache(gobcache.Config{})

	if !refresh {
		if err := cache.GetData(cacheName, &data); err == nil {
			log.Println("Data loaded from local cache")
			return
		}
	}

	started := time.Now()
	log.Println("Loading data from radio-browser...")

	log.Println("... stations")
	data.Stations = goradios.FetchAllStationsDetailed(goradios.StationsOrderName, false, 0, 0, true)

	go func() {
		for {
			log.Println("... top 5 stations with refresh every minute")
			data.Top5Stations = goradios.FetchAllStationsDetailed(goradios.StationsOrderLastCheckTime, true, 0, 5, true)
			time.Sleep(1 * time.Minute)
		}
	}()

	log.Println("... countries")
	data.Countries = goradios.FetchCountriesDetailed(goradios.OrderName, false, true)

	log.Println("... languages")
	data.Languages = goradios.FetchLanguagesDetailed(goradios.OrderName, false, true)

	log.Println("saving to cache")
	if err := cache.SaveData(cacheName, data); err != nil {
		log.Printf("error: %v", err)
		log.Println("Cache not saved, will continue with in-memory data")
	}

	log.Printf("finished in %fs\n", time.Since(started).Seconds())
}

type templatesType struct {
	templates *template.Template
}

func (t *templatesType) Render(w io.Writer, name string, data interface{}, c gig.Context) error {
	return t.templates.Funcs(helpers).ExecuteTemplate(w, name, data)
}

func main() {
	printLicense()
	flagenv.Parse()

	loadData(*refreshDataFlag)

	g := gig.Default()

	g.Renderer = &templatesType{
		templates: template.Must(template.New("index").Funcs(helpers).ParseGlob("templates/*.tmpl")),
	}

	g.Handle("/favicon.txt", func(c gig.Context) error {
		return c.File("static/favicon.txt")
	})
	g.Static("/pages", "pages")

	g.Handle("/station-image/:id", handlers.HandleStationImage(data.Stations))
	g.Handle("/station-pin/:id", handlers.HandleStationPin(data.Stations))
	g.Handle("/", handlers.HandleIndex(data.Stations, data.Top5Stations))
	g.Handle("/all-stations.gmi", handlers.HandleStations(data.Stations))
	g.Handle("/countries.gmi", handlers.HandleCountries(data.Countries))
	g.Handle("/countries/:name", handlers.HandleCountry(data.Countries, data.Stations))
	g.Handle("/stations/:id", handlers.HandleStation(data.Stations))
	g.Handle("/search", handlers.HandleSearch(data.Stations))
	g.Handle("/languages.gmi", handlers.HandleLanguages(data.Languages))

	// Start server on PORT or default port
	log.Fatal(g.Run("cert.pem", "key.rsa"))
}