PHP: Parse CSV into Keyed Array

csv_parse.php

<?php

/**
 * Parses CSV file into an associative array with the first row as field names.
 *
 * @param  string $filepath Path to readable CSV file.
 * @param  array  $options  Parse options (eol, delimiter, enclosure, escape, to_object).
 *
 * @return array           Associative array of parsed CSV file.
 */
function csv_parse($filepath, $options = array())
{
	if ( ! is_readable($filepath))
	{
		return FALSE;
	}

	// Merge default options
    $options = array_merge(array(
		'eol'       => "\n",
		'delimiter' => ',',
		'enclosure' => '"',
		'escape'    => '\\',
		'to_object' => FALSE,
    ), $options);

    // Read file, explode into lines
	$string = file_get_contents($filepath);
	$lines  = explode($options['eol'], $string);

	// Read the first row, consider as field names
    $header = array_map('trim', explode($options['delimiter'], array_shift($lines)));

    // Build the associative array
    $csv = array();
    foreach ($lines as $line)
    {
        // Skip if empty
        if (empty($line))
        {
        	continue;
        }

        // Explode the line
        $fields = str_getcsv($line, $options['delimiter'], $options['enclosure'], $options['escape']);
        // Initialize the line array/object
        $temp   = $options['to_object'] ? new stdClass : array();

        foreach ($header as $index => $key)
        {
            $options['to_object']
                ? $temp->{trim($key)} = trim($fields[$index])
                : $temp[trim($key)]   = trim($fields[$index]);
        }

        $csv[] = $temp;
    }


    return $csv;
}