/*
 * File: dpiapi.c
 *
 * Copyright (C) 2004-2007 Jorge Arellano Cid <jcid@dillo.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 */

/* Support for dpi/dpip from Dillo's side */

#include "msg.h"
#include "bw.h"
#include "capi.h"
#include "dpiapi.h"  /* for prototypes */
#include "dialog.hh"
#include "../dpip/dpip.h"


//----------------------------------------------------------------------------
// Dialog interface
//

/* This variable can be eliminated as a parameter with a cleaner API. */
static char *dialog_server = NULL;


/*
 * Generic callback function for dpip dialogs.
 */
static void Dpiapi_dialog_answer_cb(BrowserWindow *bw, int answer)
{
   char *cmd, numstr[16];

   /* make dpip tag with the answer */
   snprintf(numstr, 16, "%d", answer);
   cmd = a_Dpip_build_cmd("cmd=%s to_cmd=%s msg=%s",
                          "answer", "dialog", numstr);

   /* Send answer */
   a_Capi_dpi_send_cmd(NULL, bw, cmd, dialog_server, 0);
   dFree(cmd);
}

/*
 * Process a dpip "dialog" command from any dpi.
 */
void a_Dpiapi_dialog(BrowserWindow *bw, char *server, char *dpip_tag)
{
   char *question, *alt1, *alt2, *alt3, *alt4, *alt5;
   size_t dpip_tag_len;
   int ret;

   _MSG("a_Dpiapi_dialog:\n");
   _MSG("  dpip_tag: %s\n", dpip_tag);

   /* set the module scoped variable */
   dialog_server = server;

   /* other options can be parsed the same way */
   dpip_tag_len = strlen(dpip_tag);
   question = a_Dpip_get_attr_l(dpip_tag, dpip_tag_len, "msg");
   alt1 = a_Dpip_get_attr_l(dpip_tag, dpip_tag_len, "alt1");
   alt2 = a_Dpip_get_attr_l(dpip_tag, dpip_tag_len, "alt2");
   alt3 = a_Dpip_get_attr_l(dpip_tag, dpip_tag_len, "alt3");
   alt4 = a_Dpip_get_attr_l(dpip_tag, dpip_tag_len, "alt4");
   alt5 = a_Dpip_get_attr_l(dpip_tag, dpip_tag_len, "alt5");

   ret = a_Dialog_choice5(question, alt1, alt2, alt3, alt4, alt5);
   /* As choice5 is modal, call the callback function directly. */
   Dpiapi_dialog_answer_cb(bw, ret);

   dFree(alt1); dFree(alt2); dFree(alt3); dFree(alt4); dFree(alt5);
   dFree(question);
}