main.go
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	/*
	* Copyright © 2018-2021 A Bunch Tell LLC.
	*
	* This file is part of WriteFreely.
	*
	* WriteFreely is free software: you can redistribute it and/or modify
	* it under the terms of the GNU Affero General Public License, included
	* in the LICENSE file in this source code package.
	*/

	package main

	import (
	"fmt"
	"os"
	"strings"

	"github.com/gorilla/mux"
	"github.com/urfave/cli/v2"
	"github.com/writeas/web-core/log"
	"github.com/writefreely/writefreely"
	)

	func main() {
	cli.VersionPrinter = func(c *cli.Context) {
	fmt.Printf("%s\n", c.App.Version)
	}
	app := &cli.App{
	Name: "WriteFreely",
	Usage: "A beautifully pared-down blogging platform",
	Version: writefreely.FormatVersion(),
	Action: legacyActions, // legacy due to use of flags for switching actions
	Flags: []cli.Flag{
	&cli.BoolFlag{
	Name: "create-config",
	Value: false,
	Usage: "Generate a basic configuration",
	Hidden: true,
	},
	&cli.BoolFlag{
	Name: "config",
	Value: false,
	Usage: "Interactive configuration process",
	Hidden: true,
	},
	&cli.StringFlag{
	Name: "sections",
	Value: "server db app",
	Usage: "Which sections of the configuration to go through (requires --config)\n" +
	"valid values are any combination of 'server', 'db' and 'app' \n" +
	"example: writefreely --config --sections \"db app\"",
	Hidden: true,
	},
	&cli.BoolFlag{
	Name: "gen-keys",
	Value: false,
	Usage: "Generate encryption and authentication keys",
	Hidden: true,
	},
	&cli.BoolFlag{
	Name: "init-db",
	Value: false,
	Usage: "Initialize app database",
	Hidden: true,
	},
	&cli.BoolFlag{
	Name: "migrate",
	Value: false,
	Usage: "Migrate the database",
	Hidden: true,
	},
	&cli.StringFlag{
	Name: "create-admin",
	Usage: "Create an admin with the given username:password",
	Hidden: true,
	},
	&cli.StringFlag{
	Name: "create-user",
	Usage: "Create a regular user with the given username:password",
	Hidden: true,
	},
	&cli.StringFlag{
	Name: "delete-user",
	Usage: "Delete a user with the given username",
	Hidden: true,
	},
	&cli.StringFlag{
	Name: "reset-pass",
	Usage: "Reset the given user's password",
	Hidden: true,
	},
	}, // legacy flags (set to hidden to eventually switch to bash-complete compatible format)
	}

	defaultFlags := []cli.Flag{
	&cli.StringFlag{
	Name: "c",
	Value: "config.ini",
	Usage: "Load configuration from `FILE`",
	},
	&cli.BoolFlag{
	Name: "debug",
	Value: false,
	Usage: "Enables debug logging",
	},
	}

	app.Flags = append(app.Flags, defaultFlags...)

	app.Commands = []*cli.Command{
	&cmdUser,
	&cmdDB,
	&cmdConfig,
	&cmdKeys,
	&cmdServe,
	}

	err := app.Run(os.Args)
	if err != nil {
	log.Error(err.Error())
	os.Exit(1)
	}
	}

	func legacyActions(c *cli.Context) error {
	app := writefreely.NewApp(c.String("c"))

	switch true {
	case c.IsSet("create-config"):
	return writefreely.CreateConfig(app)
	case c.IsSet("config"):
	writefreely.DoConfig(app, c.String("sections"))
	return nil
	case c.IsSet("gen-keys"):
	return writefreely.GenerateKeyFiles(app)
	case c.IsSet("init-db"):
	return writefreely.CreateSchema(app)
	case c.IsSet("migrate"):
	return writefreely.Migrate(app)
	case c.IsSet("create-admin"):
	username, password, err := parseCredentials(c.String("create-admin"))
	if err != nil {
	return err
	}
	return writefreely.CreateUser(app, username, password, true)
	case c.IsSet("create-user"):
	username, password, err := parseCredentials(c.String("create-user"))
	if err != nil {
	return err
	}
	return writefreely.CreateUser(app, username, password, false)
	case c.IsSet("delete-user"):
	return writefreely.DoDeleteAccount(app, c.String("delete-user"))
	case c.IsSet("reset-pass"):
	return writefreely.ResetPassword(app, c.String("reset-pass"))
	}

	// Initialize the application
	var err error
	log.Info("Starting %s...", writefreely.FormatVersion())
	app, err = writefreely.Initialize(app, c.Bool("debug"))
	if err != nil {
	return err
	}

	// Set app routes
	r := mux.NewRouter()
	writefreely.InitRoutes(app, r)
	app.InitStaticRoutes(r)

	// Serve the application
	writefreely.Serve(app, r)

	return nil
	}

	func parseCredentials(credentialString string) (string, string, error) {
	creds := strings.Split(credentialString, ":")
	if len(creds) != 2 {
	return "", "", fmt.Errorf("invalid format for passed credentials, must be username:password")
	}
	return creds[0], creds[1], nil
	}

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