restructure directories

core/web/web.go

@@ -0,0 +1,87 @@
+// Copyright 2016 Documize Inc. <legal@documize.com>. All rights reserved.
+//
+// This software (Documize Community Edition) is licensed under
+// GNU AGPL v3 http://www.gnu.org/licenses/agpl-3.0.en.html
+//
+// You can operate outside the AGPL restrictions by purchasing
+// Documize Enterprise Edition and obtaining a commercial license
+// by contacting <sales@documize.com>.
+//
+// https://documize.com
+
+// Package web contains the Documize static web data.
+package web
+
+//go:generate go-bindata-assetfs -pkg web bindata/...
+
+import (
+	"html/template"
+	"net/http"
+
+	"github.com/documize/community/core/api/util"
+	"github.com/documize/community/core/environment"
+
+	assetfs "github.com/elazarl/go-bindata-assetfs"
+)
+
+// SiteMode defines that the web server should show the system to be in a particular state.
+var SiteMode string
+
+const (
+	// SiteModeNormal serves app
+	SiteModeNormal = ""
+	// SiteModeOffline serves offline.html
+	SiteModeOffline = "1"
+	// SiteModeSetup tells Ember to serve setup route
+	SiteModeSetup = "2"
+	// SiteModeBadDB redirects to db-error.html page
+	SiteModeBadDB = "3"
+)
+
+// SiteInfo describes set-up information about the site
+var SiteInfo struct {
+	DBname, DBhash, Issue string
+}
+
+func init() {
+	environment.GetString(&SiteMode, "offline", false, "set to '1' for OFFLINE mode", nil) // no sense overriding this setting from the DB
+	SiteInfo.DBhash = util.GenerateRandomPassword()                                        // do this only once
+}
+
+// EmberHandler provides the webserver for pages developed using the Ember programming environment.
+func EmberHandler(w http.ResponseWriter, r *http.Request) {
+	filename := "index.html"
+	switch SiteMode {
+	case SiteModeOffline:
+		filename = "offline.html"
+	case SiteModeSetup:
+		// NoOp
+	case SiteModeBadDB:
+		filename = "db-error.html"
+	default:
+		SiteInfo.DBhash = ""
+	}
+
+	data, err := Asset("bindata/" + filename)
+	if err != nil {
+		// Asset was not found.
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	emberView := template.Must(template.New(filename).Parse(string(data)))
+
+	if err := emberView.Execute(w, SiteInfo); err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+	}
+}
+
+// StaticAssetsFileSystem data encoded in the go:generate above.
+func StaticAssetsFileSystem() http.FileSystem {
+	return &assetfs.AssetFS{Asset: Asset, AssetDir: AssetDir, AssetInfo: AssetInfo, Prefix: "bindata/public"}
+}
+
+// ReadFile is intended to substitute for ioutil.ReadFile().
+func ReadFile(filename string) ([]byte, error) {
+	return Asset("bindata/" + filename)
+}