ReplaceAndParseIniFile.php

<?php

/*
file "uk.ini" content:

[section1]
value1={{.REPLACE1}}
[section2]
value0={{.REPLACE2}}
test=test
[test{{.REPLACE2}}]
not=found


print_r($result) :

Array
(
    [section1] => Array
        (
            [value1] => Vasia
        )

    [section2] => Array
        (
            [value0] => Pupkin
            [test] => test
        )

    [testPupkin] => Array
        (
            [not] => found
        )

)

*/

/**
 * Parse a configuration file
 * @param string $filename
 * @param array $replaces [optional]
 * @param bool $process_sections [optional]
 * @param int $scanner_mode [optional]
 * @return array|bool The settings are returned as an associative array on success, and false on failure.
 * @since 4.0
 * @since 5.0
 */
function parse_ini_file_replaces($file_name, array $replaces = [], $process_sections = false, $scanner_mode = INI_SCANNER_NORMAL) {
    $content = file_get_contents($file_name);

    if (false === $content) {
        throw new \InvalidArgumentException('Bad file');
    }

    $content = str_ireplace(array_keys($replaces), array_values($replaces), $content);

    return call_user_func('parse_ini_string', $content, $process_sections, $scanner_mode);
}

$result = parse_ini_file_replaces(__DIR__ . '/uk.ini', [
    '{{.REPLACE1}}' => 'Vasia',
    '{{.REPLACE2}}' => 'Pupkin',
], true);

print_r($result);