function csstidy_optimise::merge_font

Merges all fonts properties

@version 1.3

Parameters

array $input_css:

Return value

array

See also

dissolve_short_font()

1 call to csstidy_optimise::merge_font()

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

Optimises $css after parsing @access public @version 1.0

File

advagg_css_compress/csstidy/class.csstidy_optimise.inc, line 946

Class

csstidy_optimise

CSS Optimising Class

Code

function merge_font($input_css) {
    $font_prop_default =& $GLOBALS['csstidy']['font_prop_default'];
    $new_font_value = '';
    $important = '';
    // Skip if not font-family and font-size set
    if (isset($input_css['font-family']) && isset($input_css['font-size'])) {
        // fix several words in font-family - add quotes
        if (isset($input_css['font-family'])) {
            $families = explode(",", $input_css['font-family']);
            $result_families = array();
            foreach ($families as $family) {
                $family = trim($family);
                $len = strlen($family);
                if (strpos($family, " ") && !($family[0] == '"' && $family[$len - 1] == '"' || $family[0] == "'" && $family[$len - 1] == "'")) {
                    $family = '"' . $family . '"';
                }
                $result_families[] = $family;
            }
            $input_css['font-family'] = implode(",", $result_families);
        }
        foreach ($font_prop_default as $font_property => $default_value) {
            // Skip if property does not exist
            if (!isset($input_css[$font_property])) {
                continue;
            }
            $cur_value = $input_css[$font_property];
            // Skip if default value is used
            if ($cur_value === $default_value) {
                continue;
            }
            // Remove !important
            if (csstidy::is_important($cur_value)) {
                $important = '!important';
                $cur_value = csstidy::gvw_important($cur_value);
            }
            $new_font_value .= $cur_value;
            // Add delimiter
            $new_font_value .= $font_property === 'font-size' && isset($input_css['line-height']) ? '/' : ' ';
        }
        $new_font_value = trim($new_font_value);
        // Delete all font-properties
        foreach ($font_prop_default as $font_property => $default_value) {
            if ($font_property !== 'font' or !$new_font_value) {
                unset($input_css[$font_property]);
            }
        }
        // Add new font property
        if ($new_font_value !== '') {
            $input_css['font'] = $new_font_value . $important;
        }
    }
    return $input_css;
}