dlg_autocrypt.c

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#include "config.h"
#include <stdbool.h>
#include <stdio.h>
#include "private.h"
#include "mutt/lib.h"
#include "address/lib.h"
#include "config/lib.h"
#include "core/lib.h"
#include "gui/lib.h"
#include "lib.h"
#include "expando/lib.h"
#include "key/lib.h"
#include "menu/lib.h"
#include "autocrypt_data.h"
#include "expando.h"
#include "functions.h"
#include "mutt_logging.h"
 
static const struct Mapping AutocryptHelp[] = {
  // clang-format off
  { N_("Exit"),       OP_EXIT },
  /* L10N: Autocrypt Account Menu Help line:
     create new account */
  { N_("Create"),     OP_AUTOCRYPT_CREATE_ACCT },
  /* L10N: Autocrypt Account Menu Help line:
     delete account */
  { N_("Delete"),     OP_AUTOCRYPT_DELETE_ACCT },
  /* L10N: Autocrypt Account Menu Help line:
     toggle an account active/inactive
     The words here are abbreviated to keep the help line compact.
     It currently has the content:
     q:Exit  c:Create  D:Delete  a:Tgl Active  p:Prf Encr  ?:Help */
  { N_("Tgl Active"), OP_AUTOCRYPT_TOGGLE_ACTIVE },
  /* L10N: Autocrypt Account Menu Help line:
     toggle "prefer-encrypt" on an account
     The words here are abbreviated to keep the help line compact.
     It currently has the content:
     q:Exit  c:Create  D:Delete  a:Tgl Active  p:Prf Encr  ?:Help */
  { N_("Prf Encr"),   OP_AUTOCRYPT_TOGGLE_PREFER },
  { N_("Help"),       OP_HELP },
  { NULL, 0 }
  // clang-format on
};
 
static int autocrypt_make_entry(struct Menu *menu, int line, int max_cols, struct Buffer *buf)
{
  struct AutocryptData *ad = menu->mdata;
  struct AccountEntry **pentry = ARRAY_GET(&ad->entries, line);
  if (!pentry)
    return 0;
 
  const bool c_arrow_cursor = cs_subset_bool(menu->sub, "arrow_cursor");
  if (c_arrow_cursor)
  {
    const char *const c_arrow_string = cs_subset_string(menu->sub, "arrow_string");
    if (max_cols > 0)
      max_cols -= (mutt_strwidth(c_arrow_string) + 1);
  }
 
  const struct Expando *c_autocrypt_acct_format = cs_subset_expando(NeoMutt->sub, "autocrypt_acct_format");
  return expando_filter(c_autocrypt_acct_format, AutocryptRenderCallbacks, *pentry,
                        MUTT_FORMAT_ARROWCURSOR, max_cols, NeoMutt->env, buf);
}
 
bool populate_menu(struct Menu *menu)
{
  struct AutocryptData *ad = menu->mdata;
 
  // Clear out any existing data
  account_entry_array_clear(&ad->entries);
  menu->max = 0;
 
  struct AutocryptAccountArray accounts = ARRAY_HEAD_INITIALIZER;
 
  if (mutt_autocrypt_db_account_get_all(&accounts) < 0)
    return false;
 
  menu->max = ARRAY_SIZE(&accounts);
 
  struct AutocryptAccount **pac = NULL;
  ARRAY_FOREACH(pac, &accounts)
  {
    struct AccountEntry *entry = MUTT_MEM_CALLOC(1, struct AccountEntry);
 
    entry->num = ARRAY_FOREACH_IDX_pac + 1;
    /* note: we are transferring the account pointer to the entries
     * array, and freeing the accounts array below.  the account
     * will be freed in autocrypt_menu_free().  */
    entry->account = *pac;
 
    entry->addr = mutt_addr_new();
    entry->addr->mailbox = buf_new((*pac)->email_addr);
    mutt_addr_to_local(entry->addr);
    ARRAY_ADD(&ad->entries, entry);
  }
  ARRAY_FREE(&accounts);
 
  menu_queue_redraw(menu, MENU_REDRAW_FULL);
  return true;
}
 
static int autocrypt_config_observer(struct NotifyCallback *nc)
{
  if (nc->event_type != NT_CONFIG)
    return 0;
  if (!nc->global_data || !nc->event_data)
    return -1;
 
  struct EventConfig *ev_c = nc->event_data;
 
  if (!mutt_str_equal(ev_c->name, "autocrypt_acct_format"))
    return 0;
 
  struct Menu *menu = nc->global_data;
  menu_queue_redraw(menu, MENU_REDRAW_FULL);
  mutt_debug(LL_DEBUG5, "config done, request WA_RECALC, MENU_REDRAW_FULL\n");
 
  return 0;
}
 
static int autocrypt_window_observer(struct NotifyCallback *nc)
{
  if (nc->event_type != NT_WINDOW)
    return 0;
  if (!nc->global_data || !nc->event_data)
    return -1;
  if (nc->event_subtype != NT_WINDOW_DELETE)
    return 0;
 
  struct MuttWindow *win_menu = nc->global_data;
  struct EventWindow *ev_w = nc->event_data;
  if (ev_w->win != win_menu)
    return 0;
 
  struct Menu *menu = win_menu->wdata;
 
  notify_observer_remove(NeoMutt->sub->notify, autocrypt_config_observer, menu);
  notify_observer_remove(win_menu->notify, autocrypt_window_observer, win_menu);
 
  mutt_debug(LL_DEBUG5, "window delete done\n");
  return 0;
}
 
void dlg_autocrypt(void)
{
  const bool c_autocrypt = cs_subset_bool(NeoMutt->sub, "autocrypt");
  if (!c_autocrypt)
    return;
 
  if (mutt_autocrypt_init(false))
    return;
 
  struct SimpleDialogWindows sdw = simple_dialog_new(MENU_AUTOCRYPT, WT_DLG_AUTOCRYPT,
                                                     AutocryptHelp);
 
  struct Menu *menu = sdw.menu;
 
  struct AutocryptData *ad = autocrypt_data_new();
  ad->menu = menu;
 
  menu->make_entry = autocrypt_make_entry;
  menu->mdata = ad;
  menu->mdata_free = autocrypt_data_free;
 
  populate_menu(menu);
 
  // L10N: Autocrypt Account Management Menu title
  sbar_set_title(sdw.sbar, _("Autocrypt Accounts"));
 
  // NT_COLOR is handled by the SimpleDialog
  notify_observer_add(NeoMutt->sub->notify, NT_CONFIG, autocrypt_config_observer, menu);
  notify_observer_add(menu->win->notify, NT_WINDOW, autocrypt_window_observer, menu->win);
 
  struct MuttWindow *old_focus = window_set_focus(menu->win);
  // ---------------------------------------------------------------------------
  // Event Loop
  int op = OP_NULL;
  do
  {
    menu_tagging_dispatcher(menu->win, op);
    window_redraw(NULL);
 
    op = km_dokey(MENU_AUTOCRYPT, GETCH_NO_FLAGS);
    mutt_debug(LL_DEBUG1, "Got op %s (%d)\n", opcodes_get_name(op), op);
    if (op < 0)
      continue;
    if (op == OP_NULL)
    {
      km_error_key(MENU_AUTOCRYPT);
      continue;
    }
    mutt_clear_error();
 
    int rc = autocrypt_function_dispatcher(sdw.dlg, op);
 
    if (rc == FR_UNKNOWN)
      rc = menu_function_dispatcher(menu->win, op);
    if (rc == FR_UNKNOWN)
      rc = global_function_dispatcher(NULL, op);
  } while (!ad->done);
  // ---------------------------------------------------------------------------
 
  window_set_focus(old_focus);
  simple_dialog_free(&sdw.dlg);
}