<?php
if (PHP_SAPI !== 'cli')
{
    die ('Access denied');
}

$replaces_from  = [];
$replaces_to    = [];

$fa = fopen(__DIR__ . '/font-awesome.csv', 'r');
$header = fgetcsv($fa);
while ($row = fgetcsv($fa))
{
    $oldname = $row[0];
    $newname = $row[1];
    $newpref = $row[2];

    $replaces_from[] = "fa:{$oldname}";
    $replaces_to[]   = "{$newpref}:{$newname}";

    $replaces_from[] = "fa fa-{$oldname}";
    $replaces_to[]   = "{$newpref} fa-{$newname}";
}
fclose($fa);

$replace_paths = ['app/control', 'app/resources', 'menu.xml'];

foreach ($replace_paths as $replace_path)
{
    if (is_file($replace_path))
    {
        replace($replace_path, $replaces_from, $replaces_to);
    }
    else
    {
        foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($replace_path),
                                                         RecursiveIteratorIterator::CHILD_FIRST) as $arquivo)
        {
            if ( (substr($arquivo, -4) == '.php') || (substr($arquivo, -5) == '.html') || (substr($arquivo, -3) == '.js'))
            {
                replace($arquivo, $replaces_from, $replaces_to);
            }
        }
    }
}

function replace($arquivo, $replaces_from, $replaces_to)
{
    echo "Processando...: {$arquivo} \n";
    if (is_writable($arquivo))
    {
        $content = file_get_contents($arquivo);
        file_put_contents( $arquivo, str_replace( $replaces_from, $replaces_to, $content) );
    }
    else
    {
        echo "Erro de permissão em...: {$arquivo} \n";
    }
}