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package main
import (
"code.laria.me/code.laria.me/projects"
"flag"
"fmt"
"html/template"
"log"
"net/http"
"path"
"strings"
)
var (
HttpLaddr = flag.String("http_laddr", ":8093", "Serve HTTP from this address")
DataDir = flag.String("data_dir", "/usr/lib/code.laria.me", "Data directory (static files/templates)")
ProjectDir = flag.String("project_dir", "/srv/code.laria.me", "Project directory")
)
func main() {
flag.Parse()
repo := projects.NewProjectRepo(*ProjectDir)
repo.ScanProjects()
templates := NewTemplates(path.Join(*DataDir, "templates"))
if err := templates.LoadAll(); err != nil {
log.Fatalln(err)
}
http.HandleFunc("/", func(resp http.ResponseWriter, req *http.Request) {
if req.URL.Query().Get("go-get") == "1" {
for _, p := range repo.Projects {
if p.GoGet != "" {
fmt.Fprintf(
resp,
"<meta name=\"go-import\" content=\"code.laria.me/%s %s\">",
p.Name,
p.GoGet,
)
}
}
return
}
if req.URL.Path == "/" {
var data mainTemplateData
data.Projects = repo.Projects
data.Tagcloud = repo.Tagcloud
data.Tags = []string{"programming", "code", "git", "source", "sourcecode"}
templates.Main.Execute(resp, data)
return
}
proj, ok := repo.Projects[req.URL.Path[1:]]
if ok {
templates.Project.Execute(resp, proj)
return
}
resp.WriteHeader(404)
templates.Notfound.Execute(resp, commonTemplateData{})
})
http.Handle("/tags/", http.StripPrefix("/tags/", http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
tag := req.URL.String()
projs, ok := repo.Tags[tag]
if !ok {
resp.WriteHeader(404)
templates.Notfound.Execute(resp, commonTemplateData{})
return
}
var data tagTemplateData
data.Tags = []string{tag}
data.Title = tag
data.Tag = tag
data.Projects = make(map[string]projects.Project)
for pname := range projs {
p, ok := repo.Projects[pname]
if ok {
data.Projects[pname] = p
}
}
templates.Tag.Execute(resp, data)
})))
http.HandleFunc("/__refresh__", func(resp http.ResponseWriter, req *http.Request) {
// Should be shielded from the internet, e.g. by putting this into the nginx config:
// location /__refresh__ { return 403; }
resp.Header().Add("Content-Type", "text/plain")
if err := templates.LoadAll(); err != nil {
fmt.Fprintf(resp, "Failed loading templates: %s", err)
log.Panicln(err)
}
repo.ScanProjects()
resp.Write([]byte("OK"))
})
http.Handle("/static/", http.StripPrefix("/static/", http.FileServer(http.Dir(path.Join(*DataDir, "static")))))
log.Fatalln(http.ListenAndServe(*HttpLaddr, nil))
}
type Templates struct {
Main, Project, Tag, Notfound *template.Template
dir string
}
func NewTemplates(dir string) *Templates {
return &Templates{
dir: dir,
}
}
func (t *Templates) LoadAll() error {
var err error
if err = t.loadMain(); err != nil {
return err
}
if t.Project, err = t.loadSub("project"); err != nil {
return err
}
if t.Tag, err = t.loadSub("tag"); err != nil {
return err
}
if t.Notfound, err = t.loadSub("notfound"); err != nil {
return err
}
return nil
}
func (t *Templates) loadMain() (err error) {
t.Main, err = template.New("main.html").Funcs(template.FuncMap{
"join": strings.Join,
}).ParseFiles(path.Join(t.dir, "main.html"))
if err != nil {
return err
}
t.Main.Funcs(template.FuncMap{
"join": strings.Join,
})
return nil
}
func (t *Templates) loadSub(name string) (*template.Template, error) {
return template.Must(t.Main.Clone()).ParseFiles(path.Join(t.dir, name+".html"))
}
type commonTemplateData struct {
Title, Description string
Tags []string
}
type mainTemplateData struct {
commonTemplateData
Projects map[string]projects.Project
Tagcloud map[string]projects.TagcloudElem
}
type tagTemplateData struct {
commonTemplateData
Tag string
Projects map[string]projects.Project
}
|
