156 lines
2.7 KiB
Go
156 lines
2.7 KiB
Go
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package main
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"html/template"
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"math/rand"
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"os"
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"os/exec"
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"time"
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)
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const statsPath = "/home/vilmibm/bin/townstats"
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// TODO const statsPath = "/town/bin/stats"
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type user struct {
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Username string `json:"username"` // Username of user
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PageTitle string `json:"title"` // Title of user's HTML page, if they have one
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DefaultPage bool `json:"default"` // Whether or not user has updated their default index.html
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}
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type tildeData struct {
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Users []*user `json:"users"`
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}
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func _main() error {
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data, err := stats()
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if err != nil {
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return err
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}
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users := []*user{}
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for _, u := range data.Users {
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if !u.DefaultPage {
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users = append(users, u)
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}
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}
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hypertextDocument := getHeader()
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rand.Seed(time.Now().UTC().UnixNano())
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for i := range rand.Perm(len(users)) {
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link, err := renderUserLink(users[i])
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if err != nil {
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return err
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}
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hypertextDocument += link
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}
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hypertextDocument += getFooter()
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fmt.Println(hypertextDocument)
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return nil
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}
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func renderUserLink(u *user) (string, error) {
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title := u.PageTitle
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if title == "" {
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title = "~" + u.Username
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}
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pt := rand.Intn(20)
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pb := rand.Intn(30)
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pl := rand.Intn(25)
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pr := rand.Intn(20)
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opacity := rand.Intn(50) + 50
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h := rand.Intn(5)
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t, err := template.New("userlink").Parse(`<h{{.H}} style="padding-top: {{.Pt}}px;padding-left: {{.Pl}}px; padding-right:{{.Pr}}px; padding-bottom:{{.Pb}}px; opacity: {{.Opacity}}%; float:left">
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<a href="https://tilde.town/~{{.Username}}">{{.Title}}</a>
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</h{{.H}}>`)
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if err != nil {
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return "", err
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}
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out := bytes.Buffer{}
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err = t.Execute(&out, struct {
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Username string
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Pt int
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Pb int
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Pl int
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Pr int
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Opacity int
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H int
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Title string
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}{
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Pt: pt, Pb: pb, Pl: pl, Pr: pr,
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Opacity: opacity,
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H: h,
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Username: u.Username, Title: title,
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})
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if err != nil {
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return "", err
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}
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return out.String(), nil
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}
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func main() {
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err := _main()
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if err != nil {
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fmt.Fprintf(os.Stderr, "error: %s\n", err)
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os.Exit(1)
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}
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}
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func stats() (*tildeData, error) {
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sout := bytes.Buffer{}
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cmd := exec.Command(statsPath)
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cmd.Stdout = &sout
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err := cmd.Run()
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if err != nil {
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return nil, err
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}
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data := tildeData{}
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err = json.Unmarshal(sout.Bytes(), &data)
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if err != nil {
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return nil, err
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}
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return &data, nil
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}
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func getHeader() string {
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return `
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<!DOCTYPE html>
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<html>
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<head>
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<title>web pages of tilde town</title>
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<meta charset="UTF-8">
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<link rel="icon" href="/favicon.ico">
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<link rel="stylesheet" href="style.css"
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<style>
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body {
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background-color: black;
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}
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</style>
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</head>
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<body>
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`
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}
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func getFooter() string {
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return `
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</body>
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</html>`
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}
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