<?php
/*
Google Suggest

Author:  Carlo Perassi <carlo@perassi.org>
Version: 0.1
Home:    http://perassi.org/2007/11/19/filter-chaings-using-reflection/
License: GNU General Public License Version 3 (http://www.gnu.org/licenses/gpl.html)
Notes: quick and dirty, indeed :)
*/

function debug($a)
{
    echo "\n<pre>\n";
    print_r($a);
    echo "\n</pre>\n";
}

// credits: http://qualitypoint.blogspot.com/2010/05/implementing-google-suggest-in-search.html
function get_items($q, $lang = 'it')
{
    $url = "http://suggestqueries.google.com/complete/search?qu=" . $q . '&hl=' . $lang;

    $text = file_get_contents($url); 
    $text = str_replace('window.google.ac.h(["' . $q . '",[[', '', $text);
    $arr_items = explode('],[', $text);

    $keys = array();

    foreach($arr_items as $items) {           
        $arr_item = explode(',', $items);
        $key = $arr_item[0];
        $key = trim($key, '"');
    
        if (strpos(strtolower($key), $q) !== false) {
            $keys[] = $key;
        }
    }

    return $keys;
}

// credits: http://www.bradino.com/php/alphabet-loop/
echo "<ul>\n";
foreach (range('a', 'z') as $letter) {
    time_nanosleep(0, 500000000); // give google a break :)
    $items = get_items($letter, 'en');
    echo "<li>" . $items[0] . "</li>\n"; //debug($items[0]);
}
echo "</ul>\n";