!macro ShowRange hwnd low high value

  !define tmp_id ${__LINE__}

  StrCpy $R0 ${low}

  loop.${tmp_id}:

    GetDlgItem $R1 ${hwnd} $R0

    ShowWindow $R1 ${value}

    IntOp $R0 $R0 + 1

    IntCmp $R0 ${high} loop.${tmp_id} loop.${tmp_id}

  !undef tmp_id

!macroend

!define ShowRange "!insertmacro ShowRange"

Page custom DatabaseConfigCreate DatabaseConfigLeave " - Database configuration"

Function DatabaseConfigCreate

  StrCmp $XPUI_ABORTED 1 0 +2

    Return

  !insertmacro XPUI_INSTALLOPTIONS_EXTRACT_AS "pages\DatabaseConfig.ini" "DatabaseConfig.ini"

  !insertmacro XPUI_HEADER_TEXT "Database configuration" "Configure how $(^Name) will access your database."

  WriteINIStr "$PLUGINSDIR\DatabaseConfig.ini" "Field 9" "Text" \

    "$(^Name) needs database access to work properly. Setup can create a database for you if you provide \

     $db_dbmsname's administration password, or you can choose to enter credentials for a database that already exists."

  !insertmacro XPUI_INSTALLOPTIONS_INITDIALOG "DatabaseConfig.ini"

  Pop $XPUI_HWND

  !insertmacro XPUI_INSTALLOPTIONS_SHOW

FunctionEnd

Function DatabaseConfigLeave

  StrCmp $XPUI_ABORTED 1 0 +2

    Return

  ReadINIStr $0 "$PLUGINSDIR\DatabaseConfig.ini" "Settings" "State"

  StrCmp $0 1 RadioButtonClicked

  StrCmp $0 2 RadioButtonClicked

  StrCmp $0 3 UseManualClicked

  Goto NextClicked

  RadioButtonClicked:

    LockWindow on

    ReadINIStr $0 "$PLUGINSDIR\DatabaseConfig.ini" "Field 1" "State"

    IntCmp $0 0 SetUseExisting

      ; Show root password

      GetDlgItem $0 $XPUI_HWND 1203

      ShowWindow $0 ${SW_SHOW}

      GetDlgItem $0 $XPUI_HWND 1209

      ShowWindow $0 ${SW_SHOW}

      GetDlgItem $0 $XPUI_HWND 1202 ; Checkbox

      SendMessage $0 ${BM_SETCHECK} ${BST_UNCHECKED} 0

      EnableWindow $0 1

      ${ShowRange} $XPUI_HWND 1204 1207 ${SW_HIDE}

      ${ShowRange} $XPUI_HWND 1210 1213 ${SW_HIDE}

      LockWindow off

      Abort

    SetUseExisting:

      ; Hide root password

      GetDlgItem $0 $XPUI_HWND 1203

      ShowWindow $0 ${SW_HIDE}

      GetDlgItem $0 $XPUI_HWND 1209

      ShowWindow $0 ${SW_HIDE}

      GetDlgItem $0 $XPUI_HWND 1202 ; Checkbox

      SendMessage $0 ${BM_SETCHECK} ${BST_CHECKED} 0

      EnableWindow $0 0

      ${ShowRange} $XPUI_HWND 1204 1207 ${SW_SHOW}

      ${ShowRange} $XPUI_HWND 1210 1213 ${SW_SHOW}

      LockWindow off

      Abort

  UseManualClicked:

    ReadINIStr $0 "$PLUGINSDIR\DatabaseConfig.ini" "Field 3" "State"

    IntOp $0 $0 * ${SW_SHOW}

    ${ShowRange} $XPUI_HWND 1204 1207 $0

    ${ShowRange} $XPUI_HWND 1210 1213 $0

    Abort

  NextClicked:

    ; Figure out how we want to go about this.

    StrCpy $db_needroot 0

    ReadINIStr $0 "$PLUGINSDIR\DatabaseConfig.ini" "Field 1" "State"

    IntCmp $0 0 UseCustomLogin

      ; Validate based on root password.

      StrCpy $db_needroot 1

      ReadINIStr $db_rootpass "$PLUGINSDIR\DatabaseConfig.ini" "Field 4" "State"

      ${db_connect} $1 "$db_rootuser" "$db_rootpass"

      IntCmp $1 0 +3

        MessageBox MB_OK|MB_ICONEXCLAMATION "The $db_dbmsname root password you entered is incorrect. Please re-enter it."

        Abort

      ; Does the user have their own credentials?

      ReadINIStr $0 "$PLUGINSDIR\DatabaseConfig.ini" "Field 3" "State"

      IntCmp $0 0 GenerateRandomLogin

    UseCustomLogin:

      ; Pull database settings from dialog

      ReadINIStr $db_name "$PLUGINSDIR\DatabaseConfig.ini" "Field 5" "State"

      ReadINIStr $db_user "$PLUGINSDIR\DatabaseConfig.ini" "Field 6" "State"

      ReadINIStr $db_password "$PLUGINSDIR\DatabaseConfig.ini" "Field 7" "State"

      ReadINIStr $R0 "$PLUGINSDIR\DatabaseConfig.ini" "Field 8" "State"

      ; Check password length

      ; but don't if the user entered credentials that already exist

      IntCmp $db_needroot 0 SkipLengthCheck

        StrLen $R1 $R0

        IntCmp $R1 6 +3 0 +3

          MessageBox MB_OK|MB_ICONEXCLAMATION "Please choose a database password that is at least 6 characters in length."

          Abort

      SkipLengthCheck:

      ; Check password/confirm fields

      StrCmp $db_password $R0 +3

        MessageBox MB_OK|MB_ICONEXCLAMATION "The passwords you entered do not match. Please enter them again."

        Abort

      ; If we're root, we can assume the login doesn't exist yet, so skip the validation

      IntCmp $db_needroot 0 +3

        LockWindow on

        Return

      ${db_connect} $R0 $db_user $db_password

      IntCmp $R0 0 +3

        ; Database auth failed

        MessageBox MB_OK|MB_ICONEXCLAMATION "The username and password you entered are invalid. Please enter them again."

        Abort

      ; This can be an error-prone process because entering credentials manually will keep

      ; the installer from touching the database. If tables already exist, Enano's installer

      ; will throw an error. Confirm this with the user.

      MessageBox MB_YESNO|MB_ICONQUESTION "Do you really want to use manual database settings?$\r$\n\

                                           $\r$\n\

                                           Setup will not attempt to modify your existing database. If there is \

                                           already an installation of $(^Name) in the database, the installer will \

                                           fail. This option is recommended only for advanced users." IDYES +2

        Abort ; on No

      LockWindow on

      Return

    GenerateRandomLogin:

      StrCpy $db_name "bn_enanocms"

      StrCpy $db_user "bn_enanocms"

      Call GenerateRandomPassword

      Pop $db_password

      LockWindow on

      Return

FunctionEnd

Function GenerateRandomPassword

  SetOutPath $PLUGINSDIR

  File "inst-resources\randompass.php"

  nsExec::ExecToStack '"$stack_instdir\php\php.exe" "$PLUGINSDIR\randompass.php"'

  Pop $R0

FunctionEnd