function csstidy_optimise::compress_numbers

Compresses numbers (ie. 1.0 becomes 1 or 1.100 becomes 1.1 )

@version 1.2

Parameters

string $subvalue:

Return value

string

1 call to csstidy_optimise::compress_numbers()

csstidy_optimise::subvalue in advagg_css_compress/csstidy/class.csstidy_optimise.inc

Optimises a sub-value @access public @version 1.0

File

advagg_css_compress/csstidy/class.csstidy_optimise.inc, line 366

Class

csstidy_optimise

CSS Optimising Class

Code

function compress_numbers($subvalue) {
    $unit_values =& $GLOBALS['csstidy']['unit_values'];
    $color_values =& $GLOBALS['csstidy']['color_values'];
    // for font:1em/1em sans-serif...;
    if ($this->property === 'font') {
        $temp = explode('/', $subvalue);
    }
    else {
        $temp = array(
            $subvalue,
        );
    }
    for ($l = 0; $l < count($temp); $l++) {
        // if we are not dealing with a number at this point, do not optimise anything
        $number = $this->AnalyseCssNumber($temp[$l]);
        if ($number === false) {
            return $subvalue;
        }
        // Fix bad colors
        if (in_array($this->property, $color_values)) {
            $temp[$l] = '#' . $temp[$l];
            continue;
        }
        if (abs($number[0]) > 0) {
            if ($number[1] == '' && in_array($this->property, $unit_values, true)) {
                $number[1] = 'px';
            }
        }
        else {
            $number[1] = '';
        }
        $temp[$l] = $number[0] . $number[1];
    }
    return count($temp) > 1 ? $temp[0] . '/' . $temp[1] : $temp[0];
}