Mercurial > cgi-bin > hgweb.cgi > PassMan

annotate src/main/kotlin/name/blackcap/passman/CreateSubcommand.kt @ 8:698c4a3d758d

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Some code clean-up.
author David Barts <n5jrn@me.com>
date Fri, 23 Sep 2022 20:59:52 -0700
parents 711cc42e96d7
children 72619175004e
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1 package name.blackcap.passman
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2
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3 import org.apache.commons.cli.*
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4 import kotlin.system.exitProcess
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5
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6 class CreateSubcommand(): Subcommand() {
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7 private companion object {
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8 const val GENERATE = "generate"
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9 const val HELP = "help"
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10 const val LENGTH = "length"
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11 const val SYMBOLS = "symbols"
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12 const val VERBOSE = "verbose"
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13 }
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14 private lateinit var commandLine: CommandLine
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15
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16 override fun run(args: Array<String>) {
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17 val options = Options().apply {
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18 addOption("g", GENERATE, false, "Use password generator.")
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19 addOption("h", HELP, false, "Print this help message.")
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20 addOption("l", LENGTH, true, "Length of generated password.")
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21 addOption("s", SYMBOLS, false, "Use symbol characters in generated password.")
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22 addOption("v", VERBOSE, false, "Print the generated password.")
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23 }
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24 try {
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25 commandLine = DefaultParser().parse(options, args)
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26 } catch (e: ParseException) {
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27 die(e.message ?: "syntax error", 2)
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28 }
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29 if (commandLine.hasOption(HELP)) {
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30 HelpFormatter().printHelp("$SHORTNAME create", options)
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31 exitProcess(0)
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32 }
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33 checkArguments()
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34 val db = Database.open()
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35
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36 val entry = if (commandLine.hasOption(GENERATE)) {
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37 val rawLength = commandLine.getOptionValue(LENGTH)
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38 val length = try {
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39 rawLength?.toInt() ?: DEFAULT_GENERATED_LENGTH
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40 } catch (e: NumberFormatException) {
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41 die("${see(rawLength)} - invalid length")
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42 -1 /* will never happen */
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43 }
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44 Entry.withGeneratedPassword(length,
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45 commandLine.hasOption(SYMBOLS),
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46 commandLine.hasOption(VERBOSE))
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47 } else {
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48 Entry.withPromptedPassword()
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49 }
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50 val id = db.makeKey(entry.name)
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51
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52 db.connection.prepareStatement("select count(*) from passwords where id = ?").use {
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53 it.setLong(1, id)
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54 val result = it.executeQuery()
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55 result.next()
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56 val count = result.getInt(1)
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57 if (count > 0) {
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58 die("record matching ${see(entry.name)} already exists")
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59 }
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60 }
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61
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62 try {
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63 if (entry.notes.isNullOrBlank()) {
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64 db.connection.prepareStatement("insert into passwords (id, name, username, password, created) values (?, ?, ?, ?, ?)")
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65 .use {
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66 it.setLong(1, id)
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67 it.setEncryptedString(2, entry.name, db.encryption)
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68 it.setEncryptedString(3, entry.username, db.encryption)
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69 it.setEncrypted(4, entry.password, db.encryption)
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70 it.setLong(5, System.currentTimeMillis())
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71 it.execute()
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72 }
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73 } else {
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74 db.connection.prepareStatement("insert into passwords (id, name, username, password, notes, created) values (?, ?, ?, ?, ?, ?)")
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75 .use {
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76 it.setLong(1, db.makeKey(entry.name))
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77 it.setEncryptedString(2, entry.name, db.encryption)
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78 it.setEncryptedString(3, entry.username, db.encryption)
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79 it.setEncrypted(4, entry.password, db.encryption)
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80 it.setEncryptedString(5, entry.notes, db.encryption)
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81 it.setLong(6, System.currentTimeMillis())
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82 it.execute()
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83 }
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84 }
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85 } finally {
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86 entry.password.clear()
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87 }
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88 }
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89
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90 private fun checkArguments(): Unit {
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91 var bad = false
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92 if (!commandLine.hasOption(GENERATE)) {
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93 for (option in listOf<String>(LENGTH, SYMBOLS, VERBOSE)) {
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94 if (commandLine.hasOption(option)) {
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95 error("--$option requires --$GENERATE")
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96 bad = true
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97 }
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98 }
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99 }
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100 if (commandLine.args.isNotEmpty()) {
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101 error("unexpected trailing arguments")
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102 }
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103 if (bad) {
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104 exitProcess(2);
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105 }
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106 }
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107 }