skipper/bookmarks/bookmarks.go
2022-11-27 00:26:21 -05:00

106 lines
2.1 KiB
Go

package bookmarks
import "os"
import "fmt"
import "bufio"
import "strings"
import "net/url"
import "path/filepath"
import "git.tebibyte.media/sashakoshka/stone/config"
var bookmarksFile string
var dataDirectory string
type Bookmark struct {
Title string
Location *url.URL
}
var HomePage = New("Home", "about:home")
var SearchEngine = New("Search", "gemini://geminispace.info:1965/search/")
var bookmarks []Bookmark
func Gemtext () (page string) {
page += "# Bookmarks\n"
for _, bookmark := range bookmarks {
page +=
"=> " + bookmark.Location.String() +
" " + bookmark.Title + "\n"
}
return
}
func New (title, location string) (bookmark Bookmark) {
bookmark.Title = title
bookmark.Location, _ = url.Parse(location)
bookmark.Location.RawQuery = url.PathEscape(bookmark.Location.RawQuery)
return
}
func Add (bookmark Bookmark) {
bookmarks = append(bookmarks, bookmark)
save()
}
func init () {
dataDirectory = config.DataHome("skipper")
bookmarksFile = filepath.Join(dataDirectory, "bookmarks")
println(bookmarksFile)
load()
}
func load () {
defer func () {
if len(bookmarks) > 0 { return }
bookmarks = []Bookmark {
New("Project Gemini", "gemini://gemini.circumlunar.space:1965/"),
New("Search", "gemini://geminispace.info:1965/search/"),
}
} ()
file, err := os.Open(bookmarksFile)
if err != nil { return }
scanner := bufio.NewScanner(file)
for scanner.Scan() {
line := strings.TrimSpace(scanner.Text())
if len(line) == 0 {
continue
}
if line[0] == '#' {
continue
}
title, location, found := strings.Cut(scanner.Text(), ":")
if !found { continue }
title = strings.TrimSpace(title)
location = strings.TrimSpace(location)
bookmarks = append(bookmarks, New(title, location))
}
}
func save () (err error) {
err = os.MkdirAll(dataDirectory, 0755)
if err != nil { return }
file, err := os.OpenFile (
bookmarksFile,
os.O_WRONLY | os.O_CREATE | os.O_TRUNC, 0744)
if err != nil { return }
defer file.Close()
for _, bookmark := range bookmarks {
fmt.Fprintf (
file, "%s: %s\n",
bookmark.Title,
bookmark.Location.String())
}
return
}