Crush Crush, Clicker for PHP+Linux

#!/usr/bin/php

<?php

/**
 * Click through gurlz and talk to them every 10 seconds,
 * then keep clicking the prioritized gurl for hearts.
 * Rinse and repeat.
 *
 * required:
 *     + PHP7 (because of direct array access)
 *     + xdotool
 *
 * 1. Save this as e.g. "clicker.sh"
 * 2. chmod +x clicker.sh
 * 3. run
 *
 * Toggle on/off with Capslock
 */



$CLICK_POSITIONS       = array();
$CLICK_POSITION_BUTTON = array();
$DELAY                 = 10;
$TIME_LAST             = 0;
$TIMER                 = 0;
$OLD_TOGGLE            = -1;

$PRIO=0;

do {
    $NUM_GURLZ = readline("How many gurlz: ");
} while(!is_numeric($NUM_GURLZ));


for ($i=0; $i<$NUM_GURLZ; $i++)  {
    do {
        $INPUT=readline("Please move mouse over gurl ".($i+1)." and press enter\n");
    } while ($INPUT != '');

    $shell = exec('xdotool getmouselocation');

    $x = explode(':', explode(' ', $shell)[0])[1];
    $y = explode(':', explode(' ', $shell)[1])[1];

    $CLICK_POSITIONS[] = [$x, $y];

    echo "position of cursor: ".$x ." / " . $y . "\n";

}

do {
    $INPUT=readline("Please move mouse over liek button ".($i+1)." and press enter\n");
} while ($INPUT != '');


$shell = exec('xdotool getmouselocation');

$x = explode(':', explode(' ', $shell)[0])[1];
$y = explode(':', explode(' ', $shell)[1])[1];

$CLICK_POSITION_BUTTON[0] = [$x, $y];

echo "position of cursor: ".$x ." / " . $y . "\n";



do {
    $PRIO = readline("Which to prioritize: ");
} while(!is_numeric($PRIO));


echo "Now click once to focus window\n";

while(true)  {

    // check if window is the correct one
    $shell = exec("xdotool getwindowfocus getwindowname");

    // check if toggle is on
   # sleep 1s
    $CURRENT_WINDOW_NAME = $shell;
    $CURRENT_TOGGLE = exec('xset -q | grep "Caps Lock:   on" | wc -m');

    if ( $CURRENT_TOGGLE != $OLD_TOGGLE )  {

        if ( $CURRENT_TOGGLE > 0 )  {
            echo "Toggle Capslock (on)\n";
            $TIME_LAST = time();
            exec("xdotool mousemove ".$CLICK_POSITIONS[$PRIO-1][0]." ".$CLICK_POSITIONS[$PRIO-1][1]);
        } else {
            echo "Toggle Capslock (off)\n";
        }
    }

    $OLD_TOGGLE = $CURRENT_TOGGLE;

    if (time() - $TIME_LAST > $DELAY)  {
        $TIME_LAST = time();

        if ( "$CURRENT_WINDOW_NAME" == "Crush Crush" && $CURRENT_TOGGLE > 0)  {
            for ($i=0; $i<$NUM_GURLZ; $i++)  {
                exec("xdotool mousemove ".$CLICK_POSITIONS[$i][0]." ".$CLICK_POSITIONS[$i][1]);
                usleep(1000);
                exec ("xdotool click 1");
                usleep(1000);
                exec("xdotool mousemove ".$CLICK_POSITION_BUTTON[0][0]." ".$CLICK_POSITION_BUTTON[0][1]);
                usleep(1000);
                exec ("xdotool click 1");
                usleep(1000);
            }
            exec("xdotool mousemove ".$CLICK_POSITIONS[$PRIO-1][0]." ".$CLICK_POSITIONS[$PRIO-1][1]);
            usleep(1000);
            exec ("xdotool click 1");
        }
    } else {
        if ( "$CURRENT_WINDOW_NAME" == "Crush Crush" && $CURRENT_TOGGLE > 0)  {
            exec("xdotool mousemove ".($CLICK_POSITION_BUTTON[0][0] + 200)." ".$CLICK_POSITION_BUTTON[0][1]);
            usleep(1000);
            exec ("xdotool click 1");
            usleep(1000);
        }
    }




    usleep(5000);

}
?>