function handle_geshi($content, $language)
{
$g = new GeSHi($content, $language);
$g->enable_classes();
$g->set_header_type(GESHI_HEADER_DIV);
$g->enable_line_numbers(GESHI_FANCY_LINE_NUMBERS, 5);
#$g->set_overall_style('color:black');
$g->set_overall_id('source');
$g->set_code_style('color:black;', "'Courier New', Courier, monospace");
$g->set_line_style('color:#838383;', '', true);
return $g->parse_code();
}
public function format_code($text, $post = null)
{
if (isset($post)) {
$code = $text;
if (preg_match("/\\[gist: ([0-9]+)\\]/i", $code, $matches)) {
return '<script src="http://gist.github.com/' . $matches[1] . '.js"></script>';
}
$post->code_unformatted = $post->code;
$languages = getLanguages();
$geshi = new GeSHi($code, $languages[$post->language]);
if ($geshi->error() !== false) {
return "<pre id='geshi_code'>" . $geshi->error() . "</pre>";
}
$geshi->set_overall_id('geshi_code');
$return = $geshi->parse_code();
return $return;
} else {
return "<pre id='geshi_code'>" . $text . "</pre>";
}
}
function onParseContentBlock($page, $name, $text, $shortcut)
{
$output = NULL;
if (!empty($name) && !$shortcut) {
list($language, $lineNumber, $class, $id) = $this->getHighlightInfo($name);
if (!empty($language)) {
$geshi = new GeSHi(trim($text), $language);
$geshi->set_language_path($this->yellow->config->get("pluginDir") . "/highlight/");
$geshi->set_header_type(GESHI_HEADER_PRE_TABLE);
$geshi->set_overall_class($class);
$geshi->set_overall_id($id);
$geshi->enable_line_numbers($lineNumber ? GESHI_NORMAL_LINE_NUMBERS : GESHI_NO_LINE_NUMBERS);
$geshi->start_line_numbers_at($lineNumber);
$geshi->enable_classes(true);
$geshi->enable_keyword_links(false);
$output = $geshi->parse_code();
$output = preg_replace("#<pre(.*?)>(.+?)</pre>#s", "<pre\$1><code>\$2</code></pre>", $output);
}
}
return $output;
}
/**
* Loads data for this template
*/
protected function LoadData()
{
$commit = $this->GetProject()->GetCommit($this->params['hashbase']);
$this->tpl->assign('commit', $commit);
$tree = $commit->GetTree();
$this->tpl->assign('tree', $commit->GetTree());
if (!isset($this->params['hash']) && isset($this->params['file'])) {
$this->params['hash'] = $tree->PathToHash($this->params['file']);
if (empty($this->params['hash'])) {
throw new GitPHP_FileNotFoundException($this->params['file']);
}
}
$blob = $this->GetProject()->GetObjectManager()->GetBlob($this->params['hash']);
if (!empty($this->params['file'])) {
$blob->SetPath($this->params['file']);
}
$blob->SetCommit($commit);
$this->tpl->assign('blob', $blob);
if ($this->Plain()) {
return;
}
$head = $this->GetProject()->GetHeadCommit();
$this->tpl->assign('head', $head);
if ($this->config->GetValue('filemimetype')) {
$mimeReader = new GitPHP_FileMimeTypeReader($blob, $this->GetMimeStrategy());
$mimetype = $mimeReader->GetMimeType(true);
if ($mimetype == 'image') {
$this->tpl->assign('datatag', true);
$this->tpl->assign('mime', $mimeReader->GetMimeType());
$this->tpl->assign('data', base64_encode($blob->GetData()));
return;
}
}
if ($this->config->GetValue('geshi')) {
include_once GITPHP_GESHIDIR . "geshi.php";
if (class_exists('GeSHi')) {
$geshi = new GeSHi("", 'php');
if ($geshi) {
$lang = GitPHP_Util::GeshiFilenameToLanguage($blob->GetName());
if (empty($lang)) {
$lang = $geshi->get_language_name_from_extension(substr(strrchr($blob->GetName(), '.'), 1));
}
if (!empty($lang)) {
$geshi->enable_classes();
$geshi->enable_strict_mode(GESHI_MAYBE);
$geshi->set_source($blob->GetData());
$geshi->set_language($lang);
$geshi->set_header_type(GESHI_HEADER_PRE_TABLE);
$geshi->enable_line_numbers(GESHI_NORMAL_LINE_NUMBERS);
$geshi->set_overall_id('blobData');
$this->tpl->assign('geshiout', $geshi->parse_code());
$this->tpl->assign('geshicss', $geshi->get_stylesheet());
$this->tpl->assign('geshi', true);
return;
}
}
}
}
$this->tpl->assign('bloblines', $blob->GetData(true));
}
/**
* 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;
}
/**
* Function called by the pre_typography extension hook before the text will be parsed by EE
* @param string $str text that will be parsed
* @param object $typo Typography object
* @param array $prefs Preferences sent to $TYPE->parse_type
* @return string text where the code has been stripped and code positions marked with an MD5-ID
* @access public
* @global $EXT Extension-Object to support multiple calls to the same extension hook
* @global $OUT could be used to display errors - it isn't at the moment
* @todo Display error using $OUT
*/
function pre_typography($str, $typo, $prefs)
{
// we don't need the DB, nor IN, nor DSP
// should probably use OUT to display user_error messages
global $EXT, $OUT;
// here we're doing the actual work
if ($EXT->last_call !== FALSE) {
// A different extension has run before us
$str = $EXT->last_call;
}
$cache_dir = dirname(__FILE__) . '/' . $this->settings['cache_dir'];
$rllen = strlen($this->rlimit);
$pos = array();
preg_match_all($this->llimit, $str, $matches, PREG_OFFSET_CAPTURE);
foreach ($matches[0] as $key => $match) {
$pos[$match[1]] = array();
$pos[$match[1]]['match'] = $match[0];
// lang (called type internally for historical reasons)
if (!empty($matches[1][$key][0])) {
// strip slashes for filesystem security and quotes because the value might be quoted
$pos[$match[1]]['type'] = str_replace(array('/', '"', "'"), '', substr($matches[1][$key][0], 5));
} else {
$pos[$match[1]]['type'] = NULL;
}
// strict
if (!empty($matches[2][$key][0])) {
switch (str_replace(array('"', "'"), '', strtolower(substr($matches[2][$key][0], 7)))) {
case 'true':
case '1':
$pos[$match[1]]['strict'] = TRUE;
break;
case 'false':
case '0':
$pos[$match[1]]['strict'] = FALSE;
break;
default:
$pos[$match[1]]['strict'] = NULL;
break;
}
} else {
$pos[$match[1]]['strict'] = NULL;
}
// line
$pos[$match[1]]['line'] = !empty($matches[3][$key][0]) ? str_replace(array('"', "'"), '', substr($matches[3][$key][0], 5)) : NULL;
// start
$pos[$match[1]]['start'] = !empty($matches[4][$key][0]) ? str_replace(array('"', "'"), '', substr($matches[4][$key][0], 6)) : NULL;
// keyword_links
if (!empty($matches[5][$key][0])) {
switch (str_replace(array("'", '"'), '', strtolower(substr($matches[5][$key][0], 14)))) {
case 'true':
case '1':
$pos[$match[1]]['keyword_links'] = TRUE;
break;
case 'false':
case '0':
$pos[$match[1]]['keyword_links'] = FALSE;
break;
default:
$pos[$match[1]]['keyword_links'] = NULL;
break;
}
} else {
$pos[$match[1]]['keyword_links'] = NULL;
}
// overall_class
$pos[$match[1]]['overall_class'] = !empty($matches[6][$key][0]) ? str_replace(array("'", '"'), '', substr($matches[6][$key][0], 14)) : NULL;
// overall_id
$pos[$match[1]]['overall_id'] = !empty($matches[7][$key][0]) ? str_replace(array("'", '"'), '', substr($matches[7][$key][0], 11)) : NULL;
}
// clean variables used in the loop
unset($matches, $key, $match);
// krsort the array so we can use substr stuff and won't mess future replacements
krsort($pos);
// Check for the cache dir
if (file_exists($cache_dir) && is_dir($cache_dir)) {
$cache_dir = realpath($cache_dir) . '/';
if (!is_writable($cache_dir)) {
// try to chmod it
@chmod($cache_dir, 0777);
if (!is_writable($cache_dir)) {
// still not writable? display a warning
print '<b>Warning</b>: Your <i>' . $this->name . '</i> cache directory <b>' . $cache_dir . '</b> is not writable! This will cause severe performance problems, so I suggest you chmod that dir.';
}
}
} else {
if (!mkdir($cache_dir, 0777)) {
print '<b>Warning</b>: Your <i>' . $this->name . '</i> cache directory <b>' . $cache_dir . '</b> could not be created! This will cause severe performance problems, so I suggest you create and chmod that dir.';
} else {
// create an index.html so the contents will not be listed.
@touch($cache_dir . 'index.html');
}
}
if (mt_rand(0, 10) == 10) {
// on every 10th visit do the garbage collection
$cur = time();
$d = dir($cache_dir);
while (($f = $d->read()) !== FALSE) {
if ($f != 'index.html' && $f[0] != '.') {
if ($cur - filemtime($cache_dir . $f) > $this->settings['cache_cutoff']) {
// File is older than cutoff, delete it.
@unlink($cache_dir . $f);
}
}
}
}
// loop through the code snippets
$i = 0;
foreach ($pos as $code_pos => $match) {
$error = FALSE;
if (($code_end_pos = strpos($str, $this->rlimit, (int) $code_pos + strlen($match['match']))) !== FALSE) {
// we have a matching end tag.
// make sure cache is regenerated when changing options, too!
$md5 = md5(($not_geshified = substr($str, $code_pos + strlen($match['match']), $code_end_pos - $code_pos - strlen($match['match']))) . print_r($match, TRUE) . print_r($this->settings, TRUE));
// check whether we already have this in a cache file
if (is_file($cache_dir . $md5) && is_readable($cache_dir . $md5)) {
if (is_callable('file_get_contents')) {
$geshified = file_get_contents($cache_dir . $md5);
// this is for the garbage collection
touch($cache_dir . $md5);
} else {
// screw PHP4!
$f = fopen($cache_dir . $md5, 'r');
$geshified = fread($f, filesize($cache_dir . $md5));
fclose($f);
touch($cache_dir . $md5);
}
} else {
// no cache so do the GeSHi thing
if ($this->settings['geshi_version'] == '1.1') {
// use GeSHi 1.1
include_once dirname(__FILE__) . '/geshi-1.1/class.geshi.php';
// highlight code according to type setting, default to setting
$geshi = new GeSHi($not_geshified, $match['type'] !== NULL ? $match['type'] : $this->settings['default_type']);
$str_error = $geshi->error();
if (empty($str_error)) {
// neither line numbers, nor strict mode is supported in GeSHi 1.1 yet.
// in fact it does pretty much nothing
// there used to be a rather large block of code here, testing wether methods were callable and call them if
// that's the case.
// parse the code
$geshified = $geshi->parseCode();
} else {
$error = TRUE;
}
} else {
// use GeSHi 1.0
include_once dirname(__FILE__) . '/geshi-1.0/geshi.php';
// highlight code according to type setting, default to php
$geshi = new GeSHi($not_geshified, $match['type'] !== NULL ? $match['type'] : $this->settings['default_type']);
$str_error = $geshi->error();
if (empty($str_error)) {
// enable line numbers
$number_style = !empty($match['line']) ? $match['line'] : $this->settings['default_line'];
switch (strtolower(preg_replace('/\\d+/', '', $number_style))) {
case 'normal':
$geshi->enable_line_numbers(GESHI_NORMAL_LINE_NUMBERS);
break;
case 'fancy':
$geshi->enable_line_numbers(GESHI_FANCY_LINE_NUMBERS, (int) preg_replace('/[^\\d]*/', '', $number_style));
break;
case 'none':
$geshi->enable_line_numbers(GESHI_NO_LINE_NUMBERS);
break;
}
// set first line number
if ($match['start']) {
$geshi->start_line_numbers_at($match['start']);
}
// set strict mode
if ($match['strict']) {
$geshi->enable_strict_mode(TRUE);
}
// enable or disable keyword links
$geshi->enable_keyword_links((bool) ($match['keyword_links'] !== NULL) ? $match['keyword_links'] : $this->settings['keyword_links']);
// set overall class name
if ($match['overall_class'] != NULL) {
$geshi->set_overall_class($match['overall_class']);
}
// set overall id
if ($match['overall_id'] != NULL) {
$geshi->set_overall_id($match['overall_id']);
}
// set header type
switch ($this->settings['geshi_header_type']) {
case 'div':
$geshi->set_header_type(GESHI_HEADER_DIV);
break;
case 'pre':
$geshi->set_header_type(GESHI_HEADER_PRE);
break;
case 'pre-valid':
$geshi->set_header_type(GESHI_HEADER_PRE_VALID);
break;
case 'pre-table':
$geshi->set_header_type(GESHI_HEADER_PRE_TABLE);
break;
case 'none':
$geshi->set_header_type(GESHI_HEADER_NONE);
break;
}
// set encoding (for legacy reasons afaik)
$geshi->set_encoding($this->settings['geshi_encoding']);
// parse the source code
$geshified = $geshi->parse_code();
} else {
$error = TRUE;
}
}
if (!file_exists($cache_dir . $md5) && is_writable($cache_dir) || file_exists($cache_dir . $md5) && is_writable($cache_dir . $md5)) {
if (!$error) {
// we can write to the cache file
if (is_callable('file_put_contents')) {
file_put_contents($cache_dir . $md5, $geshified);
@chmod($cache_dir . $md5, 0777);
} else {
// when will you guys finally drop PHP4 support?
$f = fopen($cache_dir . $md5, 'w');
fwrite($f, $geshified);
fclose($f);
@chmod($cache_dir . $md5, 0777);
}
}
} else {
// We could ignore that, but for performance reasons better warn the user.
print '<b>Warning</b>: Your <i>' . $this->name . '</i> cache directory <b>' . $cache_dir . '</b> is not writable! This will cause severe performance problems, so I suggest you chmod that dir.';
}
}
// save replacement to cache and mark location with an identifier for later replacement
if (!isset($_SESSION['cache']['ext.geshify'])) {
$_SESSION['cache']['ext.geshify'] = array();
}
if (!$error) {
$_SESSION['cache']['ext.geshify'][$md5] = $geshified;
$str = substr($str, 0, $code_pos) . $md5 . substr($str, $code_end_pos + $rllen);
}
}
// unset used variables, so we don't get messed up
unset($code_pos, $code_end_pos, $md5, $geshified, $not_geshified, $geshi, $match, $ident, $error);
}
return $str;
}
/**
* Get a geshi object for this source. This function is for internal use.
* @return GeSHI! The geshi object associated with the source.
*/
protected function getGeSHI()
{
if (!isset($this->geshi)) {
// truncante long lines and limit the number of lines
$text = "";
$linesTruncated = array();
$lines = explode("\n", $this->plainSourceCode);
$nbOfLines = count($lines);
$n = 0;
while ($n < $nbOfLines && $n < MAX_NB_OF_LINES) {
$line = $lines[$n];
if (strlen($line) > MAX_LINE_LENGTH) {
$msg = "line #" . ($n + 1) . " has been truncated to " . MAX_LINE_LENGTH . " characters (out of " . strlen($line) . " characters)\n";
$lines[$n] = substr($lines[$n], 0, MAX_LINE_LENGTH) . "... TRUNCATED";
trigger_error($msg);
}
$text .= $line . "\n";
$n++;
}
if (count($linesTruncated)) {
$text = "WARNING: Some long lines have been truncated." . "The file might not display correcly\n" . $text;
}
$text = implode("\n", $lines);
if ($nbOfLines > MAX_NB_OF_LINES) {
$msg = "\nFILE truncated to " . MAX_NB_OF_LINES . " lines (out of " . $nbOfLines . " lines)\n";
$text .= $msg;
trigger_error($msg);
}
$geshi = new GeSHi();
$geshi->set_source($text);
$geshi->set_language($this->geshiLanguage);
$geshi->set_overall_id($this->sourceId);
$geshi->enable_line_numbers(GESHI_NORMAL_LINE_NUMBERS);
$geshi->enable_classes();
$geshi->enable_ids(true);
$this->geshi = $geshi;
}
return $this->geshi;
}
/**
* LoadData
*
* Loads data for this template
*
* @access protected
*/
protected function LoadData()
{
$commit = $this->project->GetCommit($this->params['hashbase']);
$this->tpl->assign('commit', $commit);
if (!isset($this->params['hash']) && isset($this->params['file'])) {
$this->params['hash'] = $commit->PathToHash($this->params['file']);
}
$blob = $this->project->GetBlob($this->params['hash']);
if (!empty($this->params['file'])) {
$blob->SetPath($this->params['file']);
}
$blob->SetCommit($commit);
$this->tpl->assign('blob', $blob);
if (isset($this->params['plain']) && $this->params['plain']) {
return;
}
$head = $this->project->GetHeadCommit();
$this->tpl->assign('head', $head);
$this->tpl->assign('tree', $commit->GetTree());
if (GitPHP_Config::GetInstance()->GetValue('filemimetype', true)) {
$mime = $blob->FileMime();
if ($mime) {
$mimetype = strtok($mime, '/');
if ($mimetype == 'image') {
$this->tpl->assign('datatag', true);
$this->tpl->assign('mime', $mime);
$this->tpl->assign('data', base64_encode($blob->GetData()));
return;
}
}
}
if (GitPHP_Config::GetInstance()->GetValue('geshi', true)) {
include_once GitPHP_Util::AddSlash(GitPHP_Config::GetInstance()->GetValue('geshiroot', 'lib/geshi/')) . "geshi.php";
if (class_exists('GeSHi')) {
$geshi = new GeSHi("", 'php');
if ($geshi) {
$lang = $geshi->get_language_name_from_extension(substr(strrchr($blob->GetName(), '.'), 1));
if (!empty($lang)) {
$geshi->enable_classes();
$geshi->enable_strict_mode(GESHI_MAYBE);
$geshi->set_source($blob->GetData());
$geshi->set_language($lang);
$geshi->set_header_type(GESHI_HEADER_PRE_TABLE);
$geshi->enable_line_numbers(GESHI_NORMAL_LINE_NUMBERS);
$geshi->set_overall_id('blobData');
$this->tpl->assign('geshiout', $geshi->parse_code());
$this->tpl->assign('geshicss', $geshi->get_stylesheet());
$this->tpl->assign('geshi', true);
return;
}
}
}
}
$this->tpl->assign('bloblines', $blob->GetData(true));
}
