Check for current version
www.phpmyadmin.net

<?php
$URL="https://raw.githubusercontent.com/panticz/installit/master/install.phpMyAdmin.sh";

echo "wget -q --no-check-certificate $URL -O - | bash -";
echo "<div><pre>";
</pre></div>

$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

echo htmlspecialchars(curl_exec($c));

curl_close($c);

echo "";

?>

# todo, import tables
mysql --host=localhost --user=${DB_USER} --password=${DB_PASS} ${DB_NAME} < /var/www/phpMyAdmin/sql/create_tables.sql

Configure

cp config.sample.inc.php config.inc.php

vi config.inc.php
$cfg['blowfish_secret'] = 'terceS';

# configure user and db

$cfg['Servers'][$i]['auth_type'] = 'config';
$cfg['Servers'][$i]['user'] = 'YOUR_DB_USER';
$cfg['Servers'][$i]['password'] = 'YOUR_DB_PASS';
$cfg['Servers'][$i]['host'] = 'YOUR_DB_HOST';

# optionaly you can restrict whitch databases should by showed in phpMyAdmin

$cfg['Servers'][$i]['only_db'] = 'YOUR_DB_NAME';

OPTIONAL
<?php
$URL="http://dl.panticz.de/scripts/install.phpMyAdmin.optional.txt";

echo "wget $URL -O - | bash -";
echo "<div><pre>";
</pre></div>

$c = curl_init();
curl_setopt($c, CURLOPT_URL, $URL);
curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

echo htmlspecialchars(curl_exec($c));

curl_close($c);

echo "";

?>