Pointshop Updater

#! /usr/bin/php5

<?php
$json = 'https://googledrive.com/host/0B0DwxNTtCaC3bzBvampsOF9tVk0/items.json';
$items = json_decode(file_get_contents($json), true);

if($items == NULL) die("Webhost is down. Try again later!\n");

$dirs = array(
    '/home/server/gmod_server_ph/garrysmod',
    '/home/server/gmod_server_ph2/garrysmod',
    '/home/server/gmod_server_ph3/garrysmod',
    '/home/server/gmod_server_ttt/garrysmod',
    '/home/server/gmod_server_murder/garrysmod'
);

// PLAYERMODELS

echo 'Player Models: Cleaning directory LUA files' . "\n";
system("sleep 2");

foreach($dirs as $dir) {
    system("rm " . $dir . '/addons/pointshop-master/lua/items/playermodels/ !(__category.lua)');
}

foreach($items['playermodels'] as $item) {
    echo 'Writing file: ' . $item['filename'] . "\n";

    $name   = $item['name'];
    $points = $item['points'];
    $path   = $item['path'];
    $filename = $item['filename'];

    $blob  = "ITEM.Name  = '$name' \n";
    $blob .= "ITEM.Price = $points \n";
    $blob .= "ITEM.Model = '$path' \n";

    if(isset($item['adminonly']) && $item['adminonly'] === true) {
        $blob .= "ITEM.AdminOnly = true \n";
    }

    if(isset($item['groups']) && is_array($item['groups']) === true) {
        $str = '"'.implode ("\", \"", $item['groups']).'"';
        $blob .= "ITEM.AllowedUserGroups = {" . $str . "} \n";
    }

    $blob .= <<<EOD

function ITEM:OnEquip(ply, modifications)
        if not ply._OldModel then
                ply._OldModel = ply:GetModel()
        end

        timer.Simple(1, function() ply:SetModel(self.Model) end)
end

function ITEM:OnHolster(ply)
        if ply._OldModel then
                ply:SetModel(ply._OldModel)
        end
end

function ITEM:PlayerSetModel(ply)
        ply:SetModel(self.Model)
end
EOD;

    foreach($dirs as $dir) {
        $fp = fopen($dir . '/addons/pointshop-master/lua/items/playermodels/' . $filename, 'w');
        fwrite($fp, $blob);
        fclose($fp);
    }
}