global.c

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#include "config.h"
#include <stdbool.h>
#include <stddef.h>
#include <stdio.h>
#include "mutt/lib.h"
#include "core/lib.h"
#include "global.h"
#include "index/lib.h"
#include "pager/lib.h"
#include "curs_lib.h"
#include "external.h"
#include "mutt_curses.h"
#include "mutt_mailbox.h"
#include "mutt_window.h"
#include "opcodes.h"
#include "version.h"
 
static int op_check_stats(int op)
{
  mutt_mailbox_check(get_current_mailbox(),
                     MUTT_MAILBOX_CHECK_POSTPONED | MUTT_MAILBOX_CHECK_STATS);
  return FR_SUCCESS;
}
 
static int op_enter_command(int op)
{
  mutt_enter_command();
  window_redraw(NULL);
  return FR_SUCCESS;
}
 
static int op_redraw(int op)
{
  clearok(stdscr, true);
  mutt_resize_screen();
  window_invalidate_all();
  window_redraw(NULL);
  return FR_SUCCESS;
}
 
static int op_shell_escape(int op)
{
  if (mutt_shell_escape())
  {
    struct Mailbox *m_cur = get_current_mailbox();
    if (m_cur)
    {
      m_cur->last_checked = 0; // force a check on the next mx_mbox_check() call
      mutt_mailbox_check(m_cur, MUTT_MAILBOX_CHECK_POSTPONED);
    }
  }
  return FR_SUCCESS;
}
 
static int op_show_log_messages(int op)
{
  struct Buffer *tempfile = buf_pool_get();
  buf_mktemp(tempfile);
 
  FILE *fp = mutt_file_fopen(buf_string(tempfile), "a+");
  if (!fp)
  {
    mutt_perror("fopen");
    buf_pool_release(&tempfile);
    return FR_ERROR;
  }
 
  char buf[32] = { 0 };
  struct LogLine *ll = NULL;
  const struct LogLineList lll = log_queue_get();
  STAILQ_FOREACH(ll, &lll, entries)
  {
    mutt_date_localtime_format(buf, sizeof(buf), "%H:%M:%S", ll->time);
    fprintf(fp, "[%s]<%c> %s", buf, LogLevelAbbr[ll->level + 3], ll->message);
    if (ll->level <= LL_MESSAGE)
      fputs("\n", fp);
  }
 
  mutt_file_fclose(&fp);
 
  struct PagerData pdata = { 0 };
  struct PagerView pview = { &pdata };
 
  pdata.fname = buf_string(tempfile);
 
  pview.banner = "messages";
  pview.flags = MUTT_PAGER_LOGS | MUTT_PAGER_BOTTOM;
  pview.mode = PAGER_MODE_OTHER;
 
  mutt_do_pager(&pview, NULL);
  buf_pool_release(&tempfile);
 
  return FR_SUCCESS;
}
 
static int op_version(int op)
{
  mutt_message("%s", mutt_make_version());
  return FR_SUCCESS;
}
 
static int op_what_key(int op)
{
  mw_what_key();
  return FR_SUCCESS;
}
 
// -----------------------------------------------------------------------------
 
static const struct GlobalFunction GlobalFunctions[] = {
  // clang-format off
  { OP_CHECK_STATS,           op_check_stats },
  { OP_ENTER_COMMAND,         op_enter_command },
  { OP_REDRAW,                op_redraw },
  { OP_SHELL_ESCAPE,          op_shell_escape },
  { OP_SHOW_LOG_MESSAGES,     op_show_log_messages },
  { OP_VERSION,               op_version },
  { OP_WHAT_KEY,              op_what_key },
  { 0, NULL },
  // clang-format on
};
 
int global_function_dispatcher(struct MuttWindow *win, int op)
{
  int rc = FR_UNKNOWN;
  for (size_t i = 0; GlobalFunctions[i].op != OP_NULL; i++)
  {
    const struct GlobalFunction *fn = &GlobalFunctions[i];
    if (fn->op == op)
    {
      rc = fn->function(op);
      break;
    }
  }
 
  if (rc == FR_UNKNOWN) // Not our function
    return rc;
 
  const char *result = dispatcher_get_retval_name(rc);
  mutt_debug(LL_DEBUG1, "Handled %s (%d) -> %s\n", opcodes_get_name(op), op, NONULL(result));
 
  return FR_SUCCESS; // Whatever the outcome, we handled it
}