/**
* Merges all fonts properties
* @param array $input_css
* @return array
* @version 1.3
* @see dissolve_short_font()
*/
function merge_font($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;
}
/**
* Merges all fonts properties
* @param array $input_css
* @return array
* @version 1.3
* @see dissolve_short_font()
*/
function merge_font($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($input_css['font-size'])) {
foreach ($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 => $default_value) {
unset($input_css[$font_property]);
}
// Add new font property
if ($new_font_value !== '') {
$input_css['font'] = $new_font_value . $important;
}
}
return $input_css;
}
/**
* Merges all background properties
* @param array $input_css
* @return array
* @version 1.0
* @see dissolve_short_bg()
* @todo full CSS 3 compliance
*/
function merge_bg($input_css)
{
$background_prop_default =& $GLOBALS['csstidy']['background_prop_default'];
// Max number of background images. CSS3 not yet fully implemented
$number_of_values = @max(count(csstidy_optimise::explode_ws(',', $input_css['background-image'])), count(csstidy_optimise::explode_ws(',', $input_css['background-color'])), 1);
// Array with background images to check if BG image exists
$bg_img_array = @csstidy_optimise::explode_ws(',', csstidy::gvw_important($input_css['background-image']));
$new_bg_value = '';
$important = '';
for ($i = 0; $i < $number_of_values; $i++) {
foreach ($background_prop_default as $bg_property => $default_value) {
// Skip if property does not exist
if (!isset($input_css[$bg_property])) {
continue;
}
$cur_value = $input_css[$bg_property];
// Skip some properties if there is no background image
if ((!isset($bg_img_array[$i]) || $bg_img_array[$i] === 'none') && ($bg_property === 'background-size' || $bg_property === 'background-position' || $bg_property === 'background-attachment' || $bg_property === 'background-repeat')) {
continue;
}
// Remove !important
if (csstidy::is_important($cur_value)) {
$important = ' !important';
$cur_value = csstidy::gvw_important($cur_value);
}
// Do not add default values
if ($cur_value === $default_value) {
continue;
}
$temp = csstidy_optimise::explode_ws(',', $cur_value);
if (isset($temp[$i])) {
if ($bg_property == 'background-size') {
$new_bg_value .= '(' . $temp[$i] . ') ';
} else {
$new_bg_value .= $temp[$i] . ' ';
}
}
}
$new_bg_value = trim($new_bg_value);
if ($i != $number_of_values - 1) {
$new_bg_value .= ',';
}
}
// Delete all background-properties
foreach ($background_prop_default as $bg_property => $default_value) {
unset($input_css[$bg_property]);
}
// Add new background property
if ($new_bg_value !== '') {
$input_css['background'] = $new_bg_value . $important;
}
return $input_css;
}
/**
* Removes unnecessary whitespace in ! important
* @param string $string
* @return string
* @access public
* @version 1.1
*/
function compress_important(&$string)
{
if (csstidy::is_important($string)) {
$string = csstidy::gvw_important($string) . '!important';
}
return $string;
}
