xoPutLicenseKey()

Complexity

Conditions	11
Paths	26

Size

Total Lines	54
Code Lines	28

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
function xoPutLicenseKey($system_key, $licensefile, $license_file_dist = 'license.dist.php')
{
    // If file exists, ensure it's writable first
    if (file_exists($licensefile)) {
        if (!is_writable($licensefile)) {
            // Try to make it writable
            if (!chmod($licensefile, 0666)) {
                return 'Error: Unable to make license file writable';
            }
        }
    } else {
        // Check if directory is writable
        $dir = dirname($licensefile);
        if (!is_writable($dir)) {
            return 'Error: Directory is not writable';
        }
    }

    // Open file with error checking
    $fver     = fopen($licensefile, 'w');
    if ($fver === false) {
        return 'Error: Unable to open license file for writing';
    }

    // Read distribution file with error checking
    if (!is_readable($license_file_dist)) {
        fclose($fver);
        return 'Error: Distribution license file is not readable';
    }

    $fver_buf = file($license_file_dist);
    if ($fver_buf === false) {
        fclose($fver);
        return 'Error: Unable to read distribution license file';
    }


    // Write the contents
    foreach ($fver_buf as $line => $value) {
        $ret = $value;
        if (strpos($value, 'XOOPS_LICENSE_KEY') > 0) {
            $ret = 'define(\'XOOPS_LICENSE_KEY\', \'' . $system_key . "');\n";
        }
        if (fwrite($fver, $ret) === false) {
            fclose($fver);
            return 'Error: Failed to write to license file';
        }
    }
    fclose($fver);

    // Set final permissions
    chmod($licensefile, 0444);

    return sprintf(WRITTEN_LICENSE, XOOPS_LICENSE_CODE, $system_key);
}