function _ctools_css_disassemble_selector

File

includes/css.inc, line 321

Code

function _ctools_css_disassemble_selector($selector_str) {
    // Get all selectors individually.
    $selectors = explode(",", trim($selector_str));
    // Iterate through all the selectors, sanity check them and return if they
    // pass. Note that this handles 0, 1, or more valid selectors gracefully.
    foreach ($selectors as $key => $selector) {
        // Replace un-needed characters and do a little cleanup.
        $selector = preg_replace("/[\n|\t|\\|\\s]+/", ' ', trim($selector));
        // Make sure this is still a real selector after cleanup.
        if (!empty($selector)) {
            $selectors[$key] = $selector;
        }
        else {
            // Selector is no good, so we scrap it.
            unset($selectors[$key]);
        }
    }
    // Check for malformed selectors; if found, we skip this declaration.
    if (empty($selectors)) {
        return FALSE;
    }
    return implode(', ', $selectors);
}