function onExtra($name)
{
$output = NULL;
if ($name == "header") {
if (!$this->yellow->config->get("highlightStylesheetDefault")) {
$locationStylesheet = $this->yellow->config->get("serverBase") . $this->yellow->config->get("pluginLocation") . "highlight.css";
$fileNameStylesheet = $this->yellow->config->get("pluginDir") . "highlight.css";
if (is_file($fileNameStylesheet)) {
$output = "<link rel=\"stylesheet\" type=\"text/css\" media=\"all\" href=\"{$locationStylesheet}\" />\n";
}
} else {
$geshi = new GeSHi();
$geshi->set_language_path($this->yellow->config->get("pluginDir") . "/highlight/");
foreach ($geshi->get_supported_languages() as $language) {
if ($language == "geshi") {
continue;
}
$geshi->set_language($language);
$output .= $geshi->get_stylesheet(false);
}
$output = "<style type=\"text/css\">\n{$output}</style>";
}
}
return $output;
}
/**
* Method highlights single code block. If the language file is overriden
* in sfGeshiPlugin/lib/custom directory, it uses it. Otherwise, it uses
* default GeSHi language file from its lib.
*
* @param String $code - code block.
* @param String $language - language name of the code block.
*/
public static function parse_single($code, $language)
{
$geshi_object = new GeSHi($code, $language);
$alternative_directory = GESHI_LANG_ROOT . '../../custom/';
$alternative_file = $alternative_directory . strtolower($language) . '.php';
if (file_exists($alternative_file)) {
$geshi_object->set_language_path($alternative_directory);
}
return $geshi_object->parse_code();
}
/**
* Initialise a GeSHi object to format some code, performing
* common setup for all our uses of it
*
* @param string $text
* @param string $lang
* @return GeSHi
*/
public static function prepare($text, $lang)
{
global $wgTitle, $wgOut;
self::initialise();
$geshi = new GeSHi($text, $lang);
if ($geshi->error() == GESHI_ERROR_NO_SUCH_LANG) {
return null;
}
$geshi->set_encoding('UTF-8');
$geshi->enable_classes();
$geshi->set_overall_class("source-{$lang}");
$geshi->enable_keyword_links(false);
// Wikia change start
if ($wgTitle instanceof Title && EditPageLayoutHelper::isCodeSyntaxHighlightingEnabled($wgTitle)) {
$theme = 'solarized-light';
if (SassUtil::isThemeDark()) {
$theme = 'solarized-dark';
}
$geshi->set_language_path(GESHI_ROOT . $theme . DIRECTORY_SEPARATOR);
$geshi->set_overall_id('theme-' . $theme);
$wgOut->addStyle(AssetsManager::getInstance()->getSassCommonURL('extensions/SyntaxHighlight_GeSHi/styles/solarized.scss'));
}
// Wikia change end
return $geshi;
}
/**
* do_geshi() - Performs GeSHi transforms on XHTML blobs
*
* @param $blob str - The blob to transform
* @param $open str - Opening expression to match
* @param $close str - Closing expression to match
* @param $lang str - Language file to use
*
**********************************************************/
function do_geshi($blob, $open = '<pre>', $close = '</pre>', $lang = 'c')
{
$out = FALSE;
$regexp = '|' . $open . '(.*?)' . $close . '|si';
echo $regexp . "\n\n";
while (preg_match($regexp, $blob, $matches)) {
$geshi = new GeSHi($matches[1], $lang);
$geshi->set_language_path($geshi_lang);
$blob_new = $geshi->parse_code();
// Strip annoying final <br />
$blob_new = preg_replace('/\\n <\\/pre>/', '</pre>', $blob_new);
// Fix annoying GeSHI-injected attributes
$blob_new = preg_replace('/<pre.*>/i', '<pre>', $blob_new);
$blob = preg_replace($regexp, $blob_new, $blob, 1);
unset($geshi);
}
return $out;
}
/**
* Helper function for generating a GeSHi object.
*
* @param string $source_code
* The source code to process.
* @param string $language
* The language to generate a GeSHi object for.
*
* @return \GeSHi
* Return a Geshi class object.
*/
public static function geshiFactory($source_code, $language)
{
$available_languages = GeshiFilter::getAvailableLanguages();
$geshi = new \GeSHi($source_code, $language);
$geshi->set_language_path($available_languages[$language]['language_path']);
return $geshi;
}
$regexp = '|<pre><code>(.*?)<\\/code><\\/pre>|si';
while (preg_match($regexp, $page_body, $matches) > 0) {
// Replace 1st match with token
$page_body = preg_replace($regexp, $tmp_token, $page_body, 1);
$block_new = $matches[1];
// Un-encode ampersand entities
$block_new = decode_markdown($block_new);
// Replace token with revised string
$page_body = preg_replace("|{$tmp_token}|", '<div class="codeblock">' . $block_new . '</div>', $page_body);
}
// Run GeSHi over code blocks
$regexp = '|<div class="codeblock">(.*?)<\\/div>|si';
$language = 'c';
while (preg_match($regexp, $page_body, $matches)) {
$geshi = new GeSHi($matches[1], $language);
$geshi->set_language_path($geshi_path);
$block_new = $geshi->parse_code();
// Strip annoying final newline
$block_new = preg_replace('|\\n <\\/pre>|', '</pre>', $block_new);
// Remove style attribute (TODO: Research this in GeSHi)
$block_new = preg_replace('| style="font-family:monospace;"|', '', $block_new);
$page_body = preg_replace($regexp, $block_new, $page_body, 1);
unset($geshi);
// Clean up
}
unset($block_new);
// Clean up
// Apply typographic flourishes
$page_body = SmartyPants($page_body);
/**
* Generate Doxygen Body
/**
* List of available languages.
*
* @return array
* An array mapping language code to array with the language path and
* full language name.
*/
public static function getAvailableLanguages()
{
// Try to get it from cache (database actually).
$cache = \Drupal::cache();
$available_languages = $cache->get('geshifilter_available_languages_cache');
if (!$available_languages) {
// Not in cache: build the array of available_languages.
$geshi_library = libraries_load('geshi');
$available_languages = array();
if ($geshi_library['loaded']) {
$dirs = array($geshi_library['library path'] . '/geshi', drupal_get_path('module', 'geshifilter') . '/geshi-extra');
foreach ($dirs as $dir) {
foreach (file_scan_directory($dir, '/.[pP][hH][pP]$/i') as $filename => $fileinfo) {
// Short name.
$name = $fileinfo->name;
// Get full name.
$geshi = new \GeSHi('', $name);
$geshi->set_language_path($dir);
$fullname = $geshi->get_language_name();
unset($geshi);
// Store.
$available_languages[$name] = array('language_path' => $dir, 'fullname' => $fullname);
}
}
ksort($available_languages);
// Save array to database.
$cache->set('geshifilter_available_languages_cache', $available_languages);
}
} else {
$available_languages = $available_languages->data;
}
return $available_languages;
}
