/*
* help_topic: Given a topic, we search the help directory, and try to
* find the right file, if all is cool, and we can open it, or zcat it,
* then we call help_prompt to get the actually displaying of the file
* on the road.
*/
static void help_topic (char *path, char *name)
{
char *filename = (char *) 0;
if (!name)
return;
/* what is the base name? */
malloc_sprintf(&filename, "%s/%s", path, name);
if (filename[strlen(filename)-1] == '/')
chop(filename, 1);
/* let uzfopen have all the fun */
if ((help_fp = uzfopen(&filename, path, 1)))
{
/* Isnt this a heck of a lot better then the kludge you were using? */
help_put_it(name, "*** Help on %s", name);
help_prompt(name, NULL);
}
else
help_put_it (name, "*** No help available on %s: Use ? for list of topics", name);
new_free(&filename);
return;
}
void help(char *command)
{
if(!command) help_ls();
else if(!strcmp(command, "help" )) help_help();
else if(!strcmp(command, "prompt" )) help_prompt();
else if(!strcmp(command, "init" )) help_init();
else if(!strcmp(command, "drop" )) help_drop();
else if(!strcmp(command, "create-service")) help_create_service();
else if(!strcmp(command, "list" )) help_list();
else if(!strcmp(command, "switch" )) help_switch();
else if(!strcmp(command, "back" )) help_back();
else if(!strcmp(command, "book" )) help_book();
else if(!strcmp(command, "service" )) help_service();
else if(!strcmp(command, "bill" )) help_bill();
else if(!strcmp(command, "checkout" )) help_checkout();
else error_print("Unknown command!");
}
/*
* help_prompt: The main procedure called to display the help file
* currently being accessed. Using add_wait_prompt(), it sets it
* self up to be recalled when the next page is asked for. If
* called when we have finished paging the help file, we exit, as
* there is nothing left to show. If line is 'q' or 'Q', exit the
* help pager, clean up, etc.. If all is cool for now, we call
* show_help, and either if its finished, exit, or prompt for the
* next page. From here, if we've finished the help page, and
* doing help prompts, prompt for the help..
*/
static void help_prompt (char *name, char *line)
{
if (finished_help_paging)
{
if (*paused_topic)
help_show_paused_topic(paused_topic, empty_string);
return;
}
if (line && toupper(*line) == 'Q')
{
finished_help_paging = 1;
fclose(help_fp);
help_fp = NULL;
}
if (show_help(help_window, name))
{
if (dumb_mode)
help_prompt(name, NULL);
else
add_wait_prompt("*** Hit any key for more, 'q' to quit ***",
help_prompt, name, WAIT_PROMPT_KEY, 1);
}
else
{
finished_help_paging = 1;
if (help_fp)
fclose(help_fp);
help_fp = NULL;
if (help_show_directory)
{
if (get_int_var(HELP_PAGER_VAR))
{
if (dumb_mode)
help_show_paused_topic(name, empty_string);
else
add_wait_prompt("*** Hit any key to end ***",
help_show_paused_topic, paused_topic,
WAIT_PROMPT_KEY, 1);
}
else
{
help_show_paused_topic(paused_topic, empty_string);
set_help_screen((Screen *) 0);
}
help_show_directory = 0;
return;
}
}
if (finished_help_paging)
{
if (get_int_var(HELP_PROMPT_VAR))
{
char tmp[BIG_BUFFER_SIZE + 1];
snprintf(tmp, sizeof tmp, "%s%sHelp? ", help_topic_list,
*help_topic_list ? " " : empty_string);
if (!dumb_mode)
add_wait_prompt(tmp, help_me, help_topic_list,
WAIT_PROMPT_LINE, 1);
}
else
{
if (*paused_topic)
help_show_paused_topic(paused_topic, empty_string);
#if 0
set_help_screen((Screen *) 0);
#endif
}
}
}
