/**
* Parses search keywords.
*
* @param string $keywordString
*/
protected function parseKeywords($keywordString)
{
// convert encoding if necessary
if (!StringUtil::isUTF8($keywordString)) {
$keywordString = StringUtil::convertEncoding('ISO-8859-1', 'UTF-8', $keywordString);
}
// remove bad wildcards
$keywordString = preg_replace('/(?<!\\w)\\*/', '', $keywordString);
// remove search operators
$keywordString = preg_replace('/[\\+\\-><()~]+/', '', $keywordString);
if (mb_substr($keywordString, 0, 1) == '"' && mb_substr($keywordString, -1) == '"') {
// phrases search
$keywordString = StringUtil::trim(mb_substr($keywordString, 1, -1));
if (!empty($keywordString)) {
$this->keywords = array_merge($this->keywords, array(StringUtil::encodeHTML($keywordString)));
}
} else {
// replace word delimiters by space
$keywordString = str_replace(array('.', ','), ' ', $keywordString);
$keywords = ArrayUtil::encodeHTML(ArrayUtil::trim(explode(' ', $keywordString)));
if (!empty($keywords)) {
$this->keywords = array_merge($this->keywords, $keywords);
}
}
}
/**
* @see \wcf\page\IPage::show()
*/
public function show()
{
// check if active user is logged in
if ($this->loginRequired && !WCF::getUser()->userID) {
throw new PermissionDeniedException();
}
// check if current request URL matches the canonical URL
if ($this->canonicalURL && empty($_POST)) {
$canoncialURL = parse_url(preg_replace('~[?&]s=[a-f0-9]{40}~', '', $this->canonicalURL));
// use $_SERVER['REQUEST_URI'] because it represents the URL used to access the site and not the internally rewritten one
// IIS Rewrite-Module has a bug causing the REQUEST_URI to be ISO-encoded
$requestURI = !empty($_SERVER['UNENCODED_URL']) ? $_SERVER['UNENCODED_URL'] : $_SERVER['REQUEST_URI'];
$requestURI = preg_replace('~[?&]s=[a-f0-9]{40}~', '', $requestURI);
if (!StringUtil::isUTF8($requestURI)) {
$requestURI = StringUtil::convertEncoding('ISO-8859-1', 'UTF-8', $requestURI);
}
// some webservers output lower-case encoding (e.g. %c3 instead of %C3)
$requestURI = preg_replace_callback('~%(?P<encoded>[a-zA-Z0-9]{2})~', function ($matches) {
return '%' . strtoupper($matches['encoded']);
}, $requestURI);
$requestURL = parse_url($requestURI);
$redirect = false;
if ($canoncialURL['path'] != $requestURL['path']) {
$redirect = true;
} else {
if (isset($canoncialURL['query'])) {
if (!isset($requestURL['query'])) {
$redirect = true;
} else {
parse_str($canoncialURL['query'], $cQueryString);
parse_str($requestURL['query'], $rQueryString);
foreach ($cQueryString as $key => $value) {
if (!isset($rQueryString[$key]) || $rQueryString[$key] != $value) {
$redirect = true;
break;
}
}
}
}
}
if ($redirect) {
$redirectURL = $this->canonicalURL;
if (!empty($requestURL['query'])) {
$queryString = $requestURL['query'];
parse_str($requestURL['query'], $rQueryString);
if (!empty($canoncialURL['query'])) {
parse_str($canoncialURL['query'], $cQueryString);
// clean query string
foreach ($cQueryString as $key => $value) {
if (isset($rQueryString[$key])) {
unset($rQueryString[$key]);
}
}
}
// drop route data from query
if (!URL_LEGACY_MODE) {
foreach ($rQueryString as $key => $value) {
if ($value === '') {
unset($rQueryString[$key]);
}
}
}
if (!empty($rQueryString)) {
$redirectURL .= (mb_strpos($redirectURL, '?') === false ? '?' : '&') . http_build_query($rQueryString, '', '&');
}
}
// force a permanent redirect as recommended by Google
// https://support.google.com/webmasters/answer/6033086?hl=en#a_note_about_redirects
@header('HTTP/1.0 301 Moved Permanently');
HeaderUtil::redirect($redirectURL, false);
exit;
}
}
// sets the active menu item
$this->setActiveMenuItem();
// check modules
$this->checkModules();
// check permission
$this->checkPermissions();
// read data
$this->readData();
// assign variables
$this->assignVariables();
// call show event
EventHandler::getInstance()->fireAction($this, 'show');
// try to guess template name
$classParts = explode('\\', get_class($this));
if (empty($this->templateName)) {
$className = preg_replace('~(Form|Page)$~', '', array_pop($classParts));
// check if this an *Edit page and use the add-template instead
if (substr($className, -4) == 'Edit') {
$className = substr($className, 0, -4) . 'Add';
}
$this->templateName = lcfirst($className);
// assign guessed template name
WCF::getTPL()->assign('templateName', $this->templateName);
}
if (empty($this->templateNameApplication)) {
$this->templateNameApplication = array_shift($classParts);
// assign guessed template application
WCF::getTPL()->assign('templateNameApplication', $this->templateNameApplication);
}
if ($this->useTemplate) {
// show template
WCF::getTPL()->display($this->templateName, $this->templateNameApplication);
}
}
/**
* Returns the URI of the current page.
*
* @return string
*/
public static function getRequestURI()
{
if (URL_LEGACY_MODE) {
// resolve path and query components
$scriptName = $_SERVER['SCRIPT_NAME'];
$pathInfo = RouteHandler::getPathInfo();
if (empty($pathInfo)) {
// bug fix if URL omits script name and path
$scriptName = substr($scriptName, 0, strrpos($scriptName, '/'));
}
$path = str_replace('/index.php', '', str_replace($scriptName, '', $_SERVER['REQUEST_URI']));
if (!StringUtil::isUTF8($path)) {
$path = StringUtil::convertEncoding('ISO-8859-1', 'UTF-8', $path);
}
$path = FileUtil::removeLeadingSlash($path);
$baseHref = self::getTPL()->get('baseHref');
if (!empty($path) && mb_strpos($path, '?') !== 0) {
$baseHref .= 'index.php/';
}
return $baseHref . $path;
} else {
$url = preg_replace('~^(https?://[^/]+)(?:/.*)?$~', '$1', self::getTPL()->get('baseHref'));
$url .= $_SERVER['REQUEST_URI'];
return $url;
}
}
/**
* Returns the request uri of the active request.
*
* @return string
*/
public static function getRequestURI() {
$REQUEST_URI = '';
$appendQueryString = true;
if (!empty($_SERVER['ORIG_PATH_INFO']) && strpos($_SERVER['ORIG_PATH_INFO'], '.php') !== false) {
$REQUEST_URI = $_SERVER['ORIG_PATH_INFO'];
}
else if (!empty($_SERVER['ORIG_SCRIPT_NAME'])) {
$REQUEST_URI = $_SERVER['ORIG_SCRIPT_NAME'];
}
else if (!empty($_SERVER['SCRIPT_NAME']) && (isset($_SERVER['PATH_INFO']) && !empty($_SERVER['PATH_INFO']))) {
$REQUEST_URI = $_SERVER['SCRIPT_NAME'] . $_SERVER['PATH_INFO'];
}
else if (isset($_SERVER['REQUEST_URI']) && !empty($_SERVER['REQUEST_URI'])) {
$REQUEST_URI = $_SERVER['REQUEST_URI'];
$appendQueryString = false;
}
else if (!empty($_SERVER['PHP_SELF'])) {
$REQUEST_URI = $_SERVER['PHP_SELF'];
}
else if (!empty($_SERVER['PATH_INFO'])) {
$REQUEST_URI = $_SERVER['PATH_INFO'];
}
if ($appendQueryString && !empty($_SERVER['QUERY_STRING'])) {
$REQUEST_URI .= '?'.$_SERVER['QUERY_STRING'];
}
// fix encoding
if (!StringUtil::isASCII($REQUEST_URI) && !StringUtil::isUTF8($REQUEST_URI)) {
$REQUEST_URI = StringUtil::convertEncoding('ISO-8859-1', 'UTF-8', $REQUEST_URI);
}
return StringUtil::substring(FileUtil::unifyDirSeperator($REQUEST_URI), 0, 255);
}
/**
* Returns the URI of the current page.
*
* @return string
*/
public static function getRequestURI() {
// resolve path and query components
$scriptName = $_SERVER['SCRIPT_NAME'];
if (empty($_SERVER['PATH_INFO'])) {
// bug fix if URL omits script name and path
$scriptName = substr($scriptName, 0, strrpos($scriptName, '/'));
}
$path = str_replace('/index.php', '', str_replace($scriptName, '', $_SERVER['REQUEST_URI']));
if (!StringUtil::isASCII($path) && !StringUtil::isUTF8($path)) {
$path = StringUtil::convertEncoding('ISO-8859-1', 'UTF-8', $path);
}
$path = FileUtil::removeLeadingSlash($path);
$baseHref = self::getTPL()->get('baseHref');
if (!empty($path) && StringUtil::indexOf($path, '?') !== 0) {
$baseHref .= 'index.php/';
}
return $baseHref . $path;
}
/**
* @see wcf\system\image\adapter\IImageAdapter::drawText()
*/
public function drawText($string, $x, $y) {
if (!StringUtil::isUTF8($string)) {
throw new SystemException("Only UTF-8 encoded text can be written onto images"); // GD is buggy with UTF-8
}
// convert UTF-8 characters > 127 to their numeric representation, e.g. A -> A
$string = mb_encode_numericentity($string, array(0x0, 0xFFFF, 0, 0xFFF), 'UTF-8');
imageString($this->image, 3, $x, $y, $string, $this->color);
}