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// ------------------------------------------------------------------------ //
// XOOPS - PHP Content Management System //
// Copyright (c) 2000 XOOPS.org //
// <http://www.xoops.org/> //
// ------------------------------------------------------------------------ //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation; either version 2 of the License, or //
// (at your option) any later version. //
// //
// You may not change or alter any portion of this comment or credits //
// of supporting developers from this source code or any supporting //
// source code which is considered copyrighted (c) material of the //
// original comment or credit authors. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program; if not, write to the Free Software //
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA //
// ------------------------------------------------------------------------ //
// Author: Kazumi Ono (AKA onokazu) //
// URL: http://www.myweb.ne.jp/, http://www.xoops.org/, http://jp.xoops.org/ //
// Project: The XOOPS Project //
// ------------------------------------------------------------------------- //
/**
* Input validation and processing, BB code conversion, Smiley conversion
*
* @copyright http://www.impresscms.org/ The ImpressCMS Project
* @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU General Public License (GPL)
* @category ICMS
* @package Core
* @subpackage Textsanitizer
* @author Sina Asghari (aka stranger) <pesian_stranger@users.sourceforge.net>
* @version SVN: $Id: Textsanitizer.php 12313 2013-09-15 21:14:35Z skenow $
*/
/**
* Class to "clean up" text for various uses
*
* <b>Singleton</b>
*
* @category ICMS
* @package Core
* @subpackage Textsanitizer
*
* @author Kazumi Ono <onokazu@xoops.org>
* @author Goghs Cheng
* @copyright (c) 2000-2003 The Xoops Project - www.xoops.org
*/
class icms_core_Textsanitizer {
/**
* @public array
*/
public $displaySmileys = array();
/**
* @public array
*/
public $allSmileys = array();
/**
*
*/
public $censorConf;
/**
* Constructor of this class
* Gets allowed html tags from admin config settings
* <br> should not be allowed since nl2br will be used
* when storing data.
*
* @todo Sofar, this does nuttin' ;-)
**/
public function __construct() {
}
/**
* Access the only instance of this class
*
* @return object
*
* @static
* @staticvar object
*/
static public function getInstance() {
static $instance;
if (!isset($instance)) {
$instance = new icms_core_Textsanitizer();
}
return $instance;
}
/**
* Get the smileys
*
* @param bool $all
* @return array
*/
public function getSmileys($all = false) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::getSmileys', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::getSmileys($all);
}
/**
* Replace emoticons in the message with smiley images
*
* @param string $message
* @return string
*/
public function smiley($message) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::smiley', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::smiley($message);
}
/**
* Make links in the text clickable
*
* @param string $text
* @return string
**/
public function makeClickable(&$text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::makeClickable', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::makeClickable($text);
}
/**
* Replace XoopsCodes with their equivalent HTML formatting
*
* @param string $text
* @param bool $allowimage Allow images in the text?
* On FALSE, uses links to images.
* @return string
**/
public function xoopsCodeDecode(&$text, $allowimage = 1) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::codeDecode', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::codeDecode($text, $allowimage);
}
/**
* Filters out invalid strings included in URL, if any
*
* @param array $matches
* @return string
*/
public function _filterImgUrl($matches) {
if ($this->checkUrlString($matches[2])) {
return $matches[0];
} else {
return '';
}
}
/**
* Checks if invalid strings are included in URL
*
* @param string $text
* @return bool
*/
public function checkUrlString($text) {
// Check control code
if (preg_match("/[\0-\31]/", $text)) {
return false;
}
// check black pattern(deprecated)
return !preg_match("/^(javascript|vbscript|about):/i", $text);
}
/**
* Convert linebreaks to <br /> tags
*
* @param string $text
* @return string
*/
public function nl2Br($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::nl2Br', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::nl2Br($text);
}
/**
* Note: magic_quotes_gpc and magic_quotes_runtime are deprecated as of PHP5.3.0
*
* Add slashes to the text if magic_quotes_gpc is turned off.
*
* @param string $text
* @return string
**/
public function addSlashes($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::addSlashes', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::addSlashes($text);
}
/**
* Note: magic_quotes_gpc and magic_quotes_runtime are deprecated as of PHP5.3.0
*
* if magic_quotes_gpc is on, strip back slashes
*
* @param string $text
* @return string
**/
public function stripSlashesGPC($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::stripSlashesGPC', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::stripSlashesGPC($text);
}
/**
* for displaying data in html textbox forms
*
* @param string $text
* @return string
**/
public function htmlSpecialChars($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::htmlSpecialchars', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::htmlSpecialChars($text);
}
/**
* Reverses {@link htmlSpecialChars()}
*
* @param string $text
* @return string
**/
static public function undoHtmlSpecialChars($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::undoHtmlSpecialChars', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::undoHtmlSpecialChars($text);
}
public function icms_htmlEntities($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::htmlEntities', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::htmlEntities($text);
}
/**
* Filters textarea form data in DB for display
*
* @param string $text
* @param bool $html allow html?
* @param bool $smiley allow smileys?
* @param bool $xcode allow xoopscode?
* @param bool $image allow inline images?
* @param bool $br convert linebreaks?
* @return string
**/
public function displayTarea($text, $html = 0, $smiley = 1, $xcode = 1, $image = 1, $br = 1) {
// Before this can be deprecated, the events for displayTarea need to be added, first
//icms_core_Debug::setDeprecated('icms_core_DataFilter::checkVar - type = text or html, $options1 = input or output', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
/* trigger all the events tied to the beforeDisplayTarea event */
icms::$preload->triggerEvent('beforeDisplayTarea', array(&$text, $html, $smiley, $xcode, $image, $br));
if ($html == 0){
$text = icms_core_DataFilter::filterTextareaDisplay($text, $smiley, $xcode, $image, $br);
} else {
$text = icms_core_DataFilter::filterHTMLdisplay($text, $xcode, $br);
}
/* trigger all events tied to the afterDisplayTarea event */
icms::$preload->triggerEvent('afterDisplayTarea', array(&$text, $html, $smiley, $xcode, $image, $br));
return $text;
}
/**
* Filters textarea form data submitted for preview
*
* The only difference between this and displayTarea is the need to deal with $_POST input instead of database output
*
* @param string $text
* @param bool $html allow html?
* @param bool $smiley allow smileys?
* @param bool $xcode allow xoopscode?
* @param bool $image allow inline images?
* @param bool $br convert linebreaks?
* @return string
**/
public function previewTarea($text, $html = 0, $smiley = 1, $xcode = 1, $image = 1, $br = 1) {
/* @deprecated Use icms_core_DataFilter::checkVar, instead - the events for previewTarea need to be added, first */
//icms_core_Debug::setDeprecated('icms_core_DataFilter::checkVar - type = text or html, $options1 = input', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
/* trigger all the events tied to the beforePreviewTarea event */
icms::$preload->triggerEvent('beforePreviewTarea', array(&$text, $html, $smiley, $xcode, $image, $br));
$text = icms_core_DataFilter::stripSlashesGPC($text);
if ($html = 0) {
$text = icms_core_DataFilter::filterTextareaDisplay($text, $smiley, $xcode, $image, $br);
} else {
$text = icms_core_DataFilter::filterHTMLdisplay($text, $xcode, $br);
}
/* trigger all the events tied to the afterPreviewTarea event */
icms::$preload->triggerEvent('afterPreviewTarea', array(&$text, $html, $smiley, $xcode, $image, $br));
return $text;
}
/**
* Replaces banned words in a string with their replacements
*
* @param string $text
* @return string
*
**/
public function censorString(&$text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::censorString', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::censorString($text);
}
/**#@+
* Sanitizing of [code] tag
*/
public function codePreConv($text, $xcode = 1) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::codePreConv', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::codePreConv($text, $xcode);
}
/**
* Converts text to xcode
*
* @param string $text Text to convert
* @param int $xcode Is the code Xcode?
* @param int $image configuration for the purifier
* @return string $text the converted text
*/
public function codeConv($text, $xcode = 1, $image = 1) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::codeConv', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::codeConv($text, $xcode, $image);
}
/**
* Sanitizes decoded string
*
* @param string $str String to sanitize
* @param string $image Is the string an image
* @return string $str The sanitized decoded string
*/
public function codeSanitizer($str, $image = 1) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::codeSanitizer', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::codeSanitizer($str, $image);
}
##################### Deprecated Methods ######################
/**
* @deprecated Use displayTarea, instead
* @todo Remove in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param unknown_type $text
* @param unknown_type $allowhtml
* @param unknown_type $smiley
* @param unknown_type $bbcode
*/
function sanitizeForDisplay($text, $allowhtml = 0, $smiley = 1, $bbcode = 1) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::checkVar - type = text or html, $options1 = output', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
if ($allowhtml == 0)
{
$text = icms_core_DataFilter::htmlSpecialChars($text);
} else {
$text = icms_core_DataFilter::makeClickable($text);
}
if ($smiley == 1)
{
$text = icms_core_DataFilter::smiley($text);
}
if ($bbcode == 1)
{
$text = icms_core_DataFilter::codeDecode($text);
}
$text = icms_core_DataFilter::nl2Br($text);
return $text;
}
/**
* @deprecated Use displayTarea, instead
* @todo Remove in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param $text
* @param $allowhtml
* @param $smiley
* @param $bbcode
*/
function sanitizeForPreview($text, $allowhtml = 0, $smiley = 1, $bbcode = 1) {
icms_core_Debug::setDeprecated('icms_core_DataFilter->checkVar - type = text or html, options1 = input', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
$text = $this->oopsStripSlashesGPC($text);
if ($allowhtml == 0)
{
$text = icms_core_DataFilter::htmlSpecialChars($text);
} else {
$text = icms_core_DataFilter::makeClickable($text);
}
if ($smiley == 1)
{
$text = icms_core_DataFilter::smiley($text);
}
if ($bbcode == 1)
{
$text = icms_core_DataFilter::codeDecode($text);
}
$text = icms_core_DataFilter::nl2Br($text);
return $text;
}
/**
* @deprecated Use addSlashes, instead
* @todo Remove in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param unknown_type $text
*/
function makeTboxData4Save($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::addSlashes', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::addSlashes($text);
}
/**
* @deprecated Use htmlSpecialChars, instead
* @todo Remove this in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param $text
* @param $smiley
*/
function makeTboxData4Show($text, $smiley=0) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::htmlSpecialChars', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::htmlSpecialChars($text);
}
/**
* @deprecated Use htmlSpecialChars, instead
* @todo Remove this in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param $text
*/
function makeTboxData4Edit($text) {
icms_core_Debug::setDeprecated('icms_core_Datafilter::htmlSpecialChars', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::htmlSpecialChars($text);
}
/**
* @deprecated Use stripSlashesGPC, htmlSpecialChars
* @todo Remove in version 1.4
* Enter description here ...
* @param $text
* @param $smiley
*/
function makeTboxData4Preview($text, $smiley=0) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::htmlSpecialChars and icms_core_DataFilter::stripSlashesGPC', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
$text = icms_core_DataFilter::stripSlashesGPC($text);
return icms_core_DataFilter::htmlSpecialChars($text);
}
/**
* @deprecated Use stripSlashesGPC, htmlSpecialChars
* @todo Remove this in version 1.4
* Enter description here ...
* @param unknown_type $text
*/
function makeTboxData4PreviewInForm($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::htmlSpecialChars and icms_core_DataFilter::stripSlashesGPC', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
$text = icms_core_DataFilter::stripSlashesGPC($text);
return icms_core_DataFilter::htmlSpecialChars($text);
}
/**
* @deprecated Use addSlashes, instead
* @todo Remove in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param $text
*/
function makeTareaData4Save($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::addSlashes', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::addSlashes($text);
}
/**
* @deprecated Use displayTarea, instead
* @todo Remove in version 1.4 - there are no other occurences in the core
* Enter description here ...
* @param unknown_type $text
* @param unknown_type $html
* @param unknown_type $smiley
* @param unknown_type $xcode
*/
function makeTareaData4Show(&$text, $html=0, $smiley=1, $xcode=1) {
$text = $this->displayTarea($text, $html, $smiley, $xcode);
return $text;
}
/**
* @deprecated Use htmlSpecialChars, instead
* @todo Remove in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param $text
*/
function makeTareaData4Edit($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::htmlSpecialChars', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::htmlSpecialChars($text);
}
/**
* @deprecated Use previewTarea, instead
* @todo Remove this in version 1.4 - no other occurrences in the core
*
* @param unknown_type $text
* @param unknown_type $html
* @param unknown_type $smiley
* @param unknown_type $xcode
*/
function makeTareaData4Preview(&$text, $html=0, $smiley=1, $xcode=1) {
$text = $this->previewTarea($text, $html, $smiley, $xcode);
return $text;
}
/**
*
* @deprecated icms_core_DataFilter::checkVar - type = text
* @todo Remove this in version 1.4
*
* @param str $text
*/
function makeTareaData4PreviewInForm($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::checkVar - type = text, options1 = input', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
$text = icms_core_DataFilter::stripSlashesGPC($text);
return icms_core_DataFilter::htmlSpecialChars($text);
}
/**
* @deprecated Use htmlSpecialChars, instead
* @todo Remove this in version 1.4 - no other occurrences in the core
* @param $text
*/
function makeTareaData4InsideQuotes($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::htmlSpecialChars', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::htmlSpecialChars($text);
}
/**
* Note: magic_quotes_gpc and magic_quotes_runtime are deprecated as of PHP 5.3.0
*
* @deprecated Use stripSlashesGPC, instead
* @todo Remove in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param $text
*/
function oopsStripSlashesGPC($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::stripSlashesGPC', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::stripSlashesGPC($text);
}
/**
* Note: magic_quotes_gpc and magic_quotes_runtime are deprecated as of PHP 5.3.0
*
* @deprecated Use stripSlashesGPC, instead.
* @todo Remove this in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param unknown_type $text
*/
function oopsStripSlashesRT($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::stripSlashesGPC', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::stripSlashesGPC($text);
}
/**
* @deprecated Use addSlashes, instead
* @todo Remove in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param $text
*/
function oopsAddSlashes($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::addSlashes', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::addSlashes($text);
}
/**
* @deprecated Use htmlSpecialChars, instead
* @todo Remove in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param $text
*/
function oopsHtmlSpecialChars($text) {
icms_core_Debug::setDeprecated('icms_core_Datafilter::htmlSpecialChars', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_Datafilter::htmlSpecialChars($text);
}
/**
* @deprecated use nl2br, instead
* @todo Remove in version 1.4 - there are no other occurrences in the core
* Enter description here ...
* @param $text
*/
function oopsNl2Br($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::nl2br', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::nl2br($text);
}
/**#@-*/
##################### Deprecated Methods ######################
/**
* This function gets allowed plugins from DB and loads them in the sanitizer
* @param int $id ID of the config
* @param bool $withoptions load the config's options now?
* @return object reference to the {@link icms_config_Item_Object}
*/
public function icmsCodeDecode_extended($text, $allowimage = 1) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::codeDecode_extended', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::codeDecode_extended($text, $allowimage);
}
/**
* Starts HTML Purifier (from icms.htmlpurifier class)
*
* @param string $name Name of the extension to load
* @return bool
*/
public function icmsloadExtension($name) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::loadExtension', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::loadExtension($name);
}
/**
* Executes file with a certain extension using call_user_func_array
*
* @param string $name Name of the file to load
* @param string $text Text to show if the function doesn't exist
* @return array the return of the called function
*/
public function icmsExecuteExtension($name, $text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::executeExtension', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::executeExtension($name, $text);
}
/**
* Syntaxhighlight the code
*
* @param string $text purifies (lightly) and then syntax highlights the text
* @return string $text the syntax highlighted text
*/
public function textsanitizer_syntaxhighlight(&$text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::textsanitizer_syntaxhighlight', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::textsanitizer_syntaxhighlight($text);
}
/**
* Syntaxhighlight the code using PHP highlight
*
* @param string $text Text to highlight
* @return string $buffer the highlighted text
*/
public function textsanitizer_php_highlight($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::textsanitizer_php_highlight', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::textsanitizer_php_highlight($text);
}
/**
* Syntaxhighlight the code using Geshi highlight
*
* @param string $text The text to highlight
* @return string $code the highlighted text
*/
public function textsanitizer_geshi_highlight($text) {
icms_core_Debug::setDeprecated('icms_core_DataFilter::textsanitizer_geshi_highlight', sprintf(_CORE_REMOVE_IN_VERSION, '1.4'));
return icms_core_DataFilter::textsanitizer_geshi_highlight($text);
}
}