/**
* Optimises a sub-value.
*
* @since 1.0.0
*/
public function subvalue()
{
$replace_colors =& $this->parser->data['csstidy']['replace_colors'];
$this->sub_value = trim($this->sub_value);
if ('' === $this->sub_value) {
// caution : '0'
return;
}
$important = '';
if ($this->parser->is_important($this->sub_value)) {
$important = ' !important';
}
$this->sub_value = $this->parser->gvw_important($this->sub_value);
// Compress font-weight.
if ('font-weight' === $this->property && $this->parser->get_cfg('compress_font-weight')) {
if ('bold' === $this->sub_value) {
$this->sub_value = '700';
$this->parser->log('Optimised font-weight: Changed "bold" to "700"', 'Information');
} elseif ('normal' === $this->sub_value) {
$this->sub_value = '400';
$this->parser->log('Optimised font-weight: Changed "normal" to "400"', 'Information');
}
}
$temp = $this->compress_numbers($this->sub_value);
if (0 !== strcasecmp($temp, $this->sub_value)) {
if (strlen($temp) > strlen($this->sub_value)) {
$this->parser->log('Fixed invalid number: Changed "' . $this->sub_value . '" to "' . $temp . '"', 'Warning');
} else {
$this->parser->log('Optimised number: Changed "' . $this->sub_value . '" to "' . $temp . '"', 'Information');
}
$this->sub_value = $temp;
}
if ($this->parser->get_cfg('compress_colors')) {
$temp = $this->cut_color($this->sub_value);
if ($temp !== $this->sub_value) {
if (isset($replace_colors[$this->sub_value])) {
$this->parser->log('Fixed invalid color name: Changed "' . $this->sub_value . '" to "' . $temp . '"', 'Warning');
} else {
$this->parser->log('Optimised color: Changed "' . $this->sub_value . '" to "' . $temp . '"', 'Information');
}
$this->sub_value = $temp;
}
}
$this->sub_value .= $important;
}
/**
* Returns the formatted CSS Code and saves it into $this->output_css and $this->output_css_plain.
*
* @since 2.0
*
* @param bool $plain Optional. Plain text or not.
* @param string $default_media Optional. Default @media to add to selectors without any @media.
*/
protected function _print($plain = false, $default_media = '')
{
if ($this->output_css && $this->output_css_plain) {
return;
}
$output = '';
if (!$this->parser->get_cfg('preserve_css')) {
$this->_convert_raw_css($default_media);
}
$template =& $this->template;
if ($plain) {
$template = array_map('strip_tags', $template);
}
if ($this->parser->get_cfg('timestamp')) {
array_unshift($this->tokens, array(COMMENT, ' CSSTidy ' . $this->parser->version . ': ' . date('r') . ' '));
}
if (!empty($this->charset)) {
$output .= $template[0] . '@charset ' . $template[5] . $this->charset . $template[6] . $template[13];
}
if (!empty($this->import)) {
for ($i = 0, $size = count($this->import); $i < $size; $i++) {
$import_components = explode(' ', $this->import[$i]);
if ('url(' === substr($import_components[0], 0, 4) && ')' === substr($import_components[0], -1, 1)) {
$import_components[0] = '\'' . trim(substr($import_components[0], 4, -1), "'\"") . '\'';
$this->import[$i] = implode(' ', $import_components);
$this->parser->log('Optimised @import : Removed "url("', 'Information');
}
$output .= $template[0] . '@import ' . $template[5] . $this->import[$i] . $template[6] . $template[13];
}
}
if (!empty($this->namespace)) {
if (false !== ($p = strpos($this->namespace, 'url(')) && ')' === substr($this->namespace, -1, 1)) {
$this->namespace = substr_replace($this->namespace, '"', $p, 4);
$this->namespace = substr($this->namespace, 0, -1) . '"';
$this->parser->log('Optimised @namespace : Removed "url("', 'Information');
}
$output .= $template[0] . '@namespace ' . $template[5] . $this->namespace . $template[6] . $template[13];
}
$in_at_out = '';
$out =& $output;
foreach ($this->tokens as $key => $token) {
switch ($token[0]) {
case AT_START:
if ($this->parser->get_cfg('preserve_css')) {
$token[1] = str_replace(',', ",\n", $token[1]);
}
$out .= $template[0] . $this->_htmlsp($token[1], $plain) . $template[1];
$out =& $in_at_out;
break;
case SEL_START:
if ($this->parser->get_cfg('lowercase_s')) {
$token[1] = strtolower($token[1]);
}
if ($this->parser->get_cfg('preserve_css')) {
$token[1] = str_replace(',', ",\n", $token[1]);
}
$out .= '@' !== $token[1][0] ? $template[2] . $this->_htmlsp($token[1], $plain) : $template[0] . $this->_htmlsp($token[1], $plain);
$out .= $template[3];
break;
case PROPERTY:
if (2 === $this->parser->get_cfg('case_properties')) {
$token[1] = strtoupper($token[1]);
} elseif (1 === $this->parser->get_cfg('case_properties')) {
$token[1] = strtolower($token[1]);
}
$out .= $template[4] . $this->_htmlsp($token[1], $plain) . ':' . $template[5];
break;
case VALUE:
$out .= $this->_htmlsp($token[1], $plain);
if (SEL_END === $this->_seeknocomment($key, 1) && $this->parser->get_cfg('remove_last_;')) {
$out .= str_replace(';', '', $template[6]);
} else {
$out .= $template[6];
}
if ($this->parser->get_cfg('preserve_css')) {
$out .= COMMENT === $this->tokens[$key + 1][0] ? ' ' : "\n";
}
break;
case SEL_END:
$out .= $template[7];
if (AT_END !== $this->_seeknocomment($key, 1)) {
$out .= $template[8];
}
break;
case AT_END:
$out =& $output;
$in_at_out = str_replace("\n\n", "\r\n", $in_at_out);
// don't fill empty lines
$in_at_out = str_replace("\n", "\n" . $template[10], $in_at_out);
$in_at_out = str_replace("\r\n", "\n\n", $in_at_out);
$out .= $template[10] . $in_at_out . $template[9];
$in_at_out = '';
break;
case COMMENT:
$out .= $template[11] . '/*' . $this->_htmlsp($token[1], $plain) . '*/' . $template[12];
break;
}
}
if (!$this->parser->get_cfg('preserve_css')) {
$output = str_replace(' !important', '!important', $output);
}
$output = trim($output);
if (!$plain) {
$this->output_css = $output;
$this->_print(true);
} else {
// If using spaces in the template, don't want these to appear in the plain output.
$this->output_css_plain = str_replace(' ', '', $output);
}
}