/**
* Adds a new CSS rule to this media instance
*
* @param css_rule $newrule
*/
public function add_rule(css_rule $newrule)
{
foreach ($newrule->split_by_selector() as $rule) {
$hash = $rule->get_selector_hash();
if (!array_key_exists($hash, $this->rules)) {
$this->rules[$hash] = $rule;
} else {
$this->rules[$hash]->add_styles($rule->get_styles());
}
}
}
/**
* This function processes the CSS declarations in $style and saves them in $properties
* as key - value pairs, e.g. $properties ['color'] = 'red'. It also adjusts the values
* for the ODT format and changes URLs to local paths if required, using $baseURL).
*
* @author LarsDW223
* @param array $properties
* @param $style
* @param null $baseURL
*/
public function _processCSSStyle(&$properties, $style, $baseURL = NULL)
{
if ($this->import == NULL) {
$this->import = new helper_plugin_odt_cssimport();
if ($this->import == NULL) {
// Failed to create helper. Can't proceed.
return;
}
}
// Create rule with selector '*' (doesn't matter) and declarations as set in $style
$rule = new css_rule('*', $style);
$rule->getProperties($properties);
foreach ($properties as $property => $value) {
$properties[$property] = $this->adjustValueForODT($property, $value, 14);
}
if (!empty($properties['background-image'])) {
if (!empty($baseURL)) {
// Replace 'url(...)' with $baseURL
$properties['background-image'] = $this->import->replaceURLPrefix($properties['background-image'], $baseURL);
}
}
}
