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/* NRSS - ncurses RSS reader
Copyright (C) 2007 Jack Miller <jjm2n4@umr.edu>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation.
*/
#include "nrss.h"
#include "interface.h"
void update(struct feed *curfeed)
{
logit("Init update of %s\n", curfeed->URL);
if (!offline_mode()) {
curfeed->update_pid = wget(curfeed->URL, curfeed->handle);
logit("%s - %d\n", curfeed->handle, curfeed->update_pid);
} else {
parse_feed(curfeed);
enumerate(curfeed, curfeed->line);
interface_draw();
}
}
void fetched()
{
int status;
pid_t pid = 0;
while ((pid = waitpid(-1, &status, WNOHANG)) > 0) {
foreach_feed(curfeed) {
if (pid == curfeed->update_pid) {
if (status == 0) {
status_message("Updated %s", curfeed->handle);
logit("Updated %s\n", curfeed->handle);
parse_feed(curfeed);
enumerate(curfeed, curfeed->line);
} else
status_message("Error Updating %s", curfeed->URL);
curfeed->update_pid = 0;
return;
}
}
}
}
void tick_feeds()
{
foreach_feed(curfeed) {
curfeed->time--;
if (!curfeed->time) {
update(curfeed);
curfeed->time = curfeed->rate;
}
}
}
void wnch_handler()
{
logit("SIGWNCH\n");
endwin();
refresh();
rfrsh();
enumerate(nc->feeds, nc->feeds->line);
interface_draw();
unset_wnch();
}
void wnch(int val)
{
nc->bits |= CFG_WNCH;
}
void alrm_handler()
{
logit("SIGALRM\n");
tick_feeds();
alarm(60);
unset_alarm();
}
void alrm(int val)
{
nc->bits |= CFG_ALRM;
}
void chld_handler()
{
fetched();
interface_draw();
unset_child();
}
void chld(int val)
{
set_child();
}
void pipe_handler()
{
status_message
("Pipe failed. Is your filter command a valid executable?\n");
unset_pipe();
}
void pype(int val)
{
nc->bits |= CFG_PIPE;
}
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