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package main
// CLI for bommom tools. Also used to launch web interface.
import (
"flag"
"fmt"
"io"
"log"
"os"
"path"
)
// Globals
var bomstore BomStore
var auth AuthService
var anonUser = &User{name: "common"}
// Command line flags
var (
templatePath = flag.String("templatepath", "./templates", "path to template directory")
fileStorePath = flag.String("path", "./filestore", "path to flat file data store top-level directory")
verbose = flag.Bool("verbose", false, "print extra info")
helpFlag = flag.Bool("help", false, "print full help info")
outFormat = flag.String("format", "", "command output format (for 'dump' etc)")
)
func main() {
// Parse configuration
flag.Parse()
if *verbose {
log.Println("template dir:", *templatePath)
log.Println("filestore dir:", *fileStorePath)
log.Println("anon user:", anonUser.name)
}
// Process command
if *helpFlag {
printUsage()
return
}
if flag.NArg() < 1 {
printUsage()
fmt.Println()
log.Fatal("Error: No command specified")
}
switch flag.Arg(0) {
default:
log.Fatal("Error: unknown command: ", flag.Arg(0))
case "load", "serve", "convert":
log.Fatal("Error: Unimplemented, sorry")
case "init":
log.Println("Initializing...")
initCmd()
case "dump":
dumpCmd()
case "list":
listCmd()
}
}
func openBomStore() {
}
func initCmd() {
err := NewJSONFileBomStore(*fileStorePath)
if err != nil {
log.Fatal(err)
}
bomstore, err = OpenJSONFileBomStore(*fileStorePath)
if err != nil {
log.Fatal(err)
}
bs, err := bomstore.GetStub(ShortName("common"), ShortName("gizmo"))
if err == nil {
// dummy BomStub already exists?
return
}
b := makeTestBom()
b.Version = "v001"
bs = &BomStub{Name: "gizmo",
Owner: "common",
Description: "fancy stuff",
HeadVersion: b.Version,
IsPublicView: true,
IsPublicEdit: true}
bomstore.Persist(bs, b, "v001")
}
func dumpCmd() {
if flag.NArg() != 3 && flag.NArg() != 4 {
log.Fatal("Error: wrong number of arguments (expected user and BOM name, optional file)")
}
userStr := flag.Arg(1)
nameStr := flag.Arg(2)
var outFile io.Writer
outFile = os.Stdout
if flag.NArg() == 4 {
f, err := os.Create(flag.Arg(3))
if err != nil {
log.Fatal(err)
}
defer f.Close()
outFile = io.Writer(f)
// if no outFormat defined, infer from file extension
if *outFormat == "" {
switch ext := path.Ext(f.Name()); ext {
case "", ".txt", ".text":
// pass
case ".json":
*outFormat = "json"
case ".csv":
*outFormat = "csv"
case ".xml":
*outFormat = "xml"
default:
log.Fatal("Unknown file extention (use -format): " + ext)
}
}
}
if !isShortName(userStr) || !isShortName(nameStr) {
log.Fatal("Error: not valid ShortName: " + userStr +
" and/or " + nameStr)
}
var err error
bomstore, err = OpenJSONFileBomStore(*fileStorePath)
if err != nil {
log.Fatal(err)
}
if auth == nil {
auth = DummyAuth(true)
}
bs, b, err := bomstore.GetHead(ShortName(userStr), ShortName(nameStr))
if err != nil {
log.Fatal(err)
}
switch *outFormat {
case "text", "":
DumpBomAsText(bs, b, outFile)
case "json":
DumpBomAsJSON(bs, b, outFile)
case "csv":
DumpBomAsCSV(b, outFile)
case "xml":
DumpBomAsXML(bs, b, outFile)
default:
log.Fatal("Error: unknown/unimplemented format: " + *outFormat)
}
}
func listCmd() {
bomstore, err := OpenJSONFileBomStore(*fileStorePath)
if err != nil {
log.Fatal(err)
}
var bomStubs []BomStub
if flag.NArg() > 2 {
log.Fatal("Error: too many arguments...")
}
if flag.NArg() == 2 {
name := flag.Arg(1)
if !isShortName(name) {
log.Fatal("Error: not a possible username: " + name)
}
bomStubs, err = bomstore.ListBoms(ShortName(name))
if err != nil {
log.Fatal(err)
}
} else {
// list all boms from all names
// TODO: ERROR
bomStubs, err = bomstore.ListBoms("")
if err != nil {
log.Fatal(err)
}
}
for _, bs := range bomStubs {
fmt.Println(bs.Owner + "/" + bs.Name)
}
}
func printUsage() {
fmt.Println("bommom is a tool for managing and publishing electronics BOMs")
fmt.Println("")
fmt.Println("Usage (flags must go first?):")
fmt.Println("\tbommom [options] command [arguments]")
fmt.Println("")
fmt.Println("Commands:")
fmt.Println("")
fmt.Println("\tinit \t\t initialize BOM and authentication datastores")
fmt.Println("\tlist [user]\t\t list BOMs, optionally filtered by user")
fmt.Println("\tload <file.type> [user] [bom_name]\t import a BOM")
fmt.Println("\tdump <user> <name> [file.type]\t dump a BOM to stdout")
fmt.Println("\tconvert <infile.type> [outfile.type]\t convert a BOM file")
fmt.Println("\tserve\t\t serve up web interface over HTTP")
fmt.Println("")
fmt.Println("Extra command line options:")
fmt.Println("")
flag.PrintDefaults()
}
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