blog/core/app.go

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package core
import (
"net/http"
"path/filepath"
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"github.com/gorilla/mux"
"github.com/kirsle/blog/core/jsondb"
"github.com/kirsle/blog/core/models/users"
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"github.com/urfave/negroni"
)
// Blog is the root application object that maintains the app configuration
// and helper objects.
type Blog struct {
Debug bool
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// DocumentRoot is the core static files root; UserRoot masks over it.
DocumentRoot string
UserRoot string
DB *jsondb.DB
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// Web app objects.
n *negroni.Negroni // Negroni middleware manager
r *mux.Router // Router
}
// New initializes the Blog application.
func New(documentRoot, userRoot string) *Blog {
blog := &Blog{
DocumentRoot: documentRoot,
UserRoot: userRoot,
DB: jsondb.New(filepath.Join(userRoot, ".private")),
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}
// Initialize all the models.
users.DB = blog.DB
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r := mux.NewRouter()
blog.r = r
r.HandleFunc("/admin/setup", blog.SetupHandler)
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r.HandleFunc("/", blog.PageHandler)
r.NotFoundHandler = http.HandlerFunc(blog.PageHandler)
n := negroni.New(
negroni.NewRecovery(),
negroni.NewLogger(),
)
blog.n = n
n.UseHandler(r)
return blog
}
// ListenAndServe begins listening on the given bind address.
func (b *Blog) ListenAndServe(address string) {
log.Info("Listening on %s", address)
http.ListenAndServe(address, b.n)
}