From 0cecf9d507451346a32ddf45a85b425784fbb0f8 Mon Sep 17 00:00:00 2001
From: andi <andi@splitbrain.org>
Date: Thu, 31 Mar 2005 16:57:49 +0200
Subject: new parser added (define DOKU_USENEWPARSER to use it)

darcs-hash:20050331145749-9977f-f011ea6c65a278197e9087b685c635c60a204cd2.gz
---
 inc/parser/xhtml.php | 816 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 816 insertions(+)
 create mode 100644 inc/parser/xhtml.php

(limited to 'inc/parser/xhtml.php')

diff --git a/inc/parser/xhtml.php b/inc/parser/xhtml.php
new file mode 100644
index 000000000..ca8f08990
--- /dev/null
+++ b/inc/parser/xhtml.php
@@ -0,0 +1,816 @@
+<?php
+if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../../').'/');
+
+if ( !defined('DOKU_LF') ) {
+    // Some whitespace to help View > Source
+    define ('DOKU_LF',"\n");
+}
+
+if ( !defined('DOKU_TAB') ) {
+    // Some whitespace to help View > Source
+    define ('DOKU_TAB',"\t");
+}
+
+/**
+* @TODO Probably useful for have constant for linefeed formatting
+*/
+class Doku_Renderer_XHTML {
+
+    var $doc = '';
+    
+    var $headers = array();
+    
+    var $footnotes = array();
+    
+    var $footnoteIdStack = array();
+    
+    var $acronyms = array();
+    var $smileys = array();
+    var $badwords = array();
+    var $entities = array();
+    var $interwiki = array();
+
+    //@todo why ob?    
+    function document_start() {
+        ob_start();
+    }
+    
+    function document_end() {
+        
+        if ( count ($this->footnotes) > 0 ) {
+            echo '<div class="footnotes">'.DOKU_LF;
+            foreach ( $this->footnotes as $footnote ) {
+                echo $footnote;
+            }
+            echo '</div>'.DOKU_LF;
+        }
+        
+        $this->doc .= ob_get_contents();
+        ob_end_clean();
+
+    }
+    
+    function toc_open() {
+        echo '<div class="toc">'.DOKU_LF;
+        echo '<div class="tocheader">Table of Contents <script type="text/javascript">showTocToggle("+","-")</script></div>'.DOKU_LF;
+        echo '<div id="tocinside">'.DOKU_LF;
+    }
+    
+    function tocbranch_open($level) {
+        echo '<ul class="toc">'.DOKU_LF;
+    }
+    
+    function tocitem_open($level, $empty = FALSE) {
+        if ( !$empty ) {
+            echo '<li class="level'.$level.'">';
+        } else {
+            echo '<li class="clear">';
+        }
+    }
+    
+    function tocelement($level, $title) {
+        echo '<span class="li"><a href="#'.$this->__headerToLink($title).'" class="toc">';
+        echo $this->__xmlEntities($title);
+        echo '</a></span>';
+    }
+    
+    function tocitem_close($level) {
+        echo '</li>'.DOKU_LF;
+    }
+    
+    function tocbranch_close($level) {
+        echo '</ul>'.DOKU_LF;
+    }
+    
+    function toc_close() {
+        echo '</div>'.DOKU_LF.'</div>'.DOKU_LF;
+    }
+    
+    function header($text, $level) {
+        echo DOKU_LF.'<a name="'.$this->__headerToLink($text).'"></a><h'.$level.'>';
+        echo $this->__xmlEntities($text);
+        echo "</h$level>".DOKU_LF;
+    }
+    
+    function section_open($level) {
+        echo "<div class=\"level$level\">".DOKU_LF;
+    }
+    
+    function section_close() {
+        echo DOKU_LF.'</div>'.DOKU_LF;
+    }
+    
+    function cdata($text) {
+        echo $this->__xmlEntities($text);
+    }
+    
+    function p_open() {
+        echo DOKU_LF.'<p>'.DOKU_LF;
+    }
+    
+    function p_close() {
+        echo DOKU_LF.'</p>'.DOKU_LF;
+    }
+    
+    function linebreak() {
+        echo '<br/>'.DOKU_LF;
+    }
+    
+    function hr() {
+        echo '<hr noshade="noshade" size="1" />'.DOKU_LF;
+    }
+    
+    function strong_open() {
+        echo '<strong>';
+    }
+    
+    function strong_close() {
+        echo '</strong>';
+    }
+    
+    function emphasis_open() {
+        echo '<em>';
+    }
+    
+    function emphasis_close() {
+        echo '</em>';
+    }
+    
+    function underline_open() {
+        echo '<u>';
+    }
+    
+    function underline_close() {
+        echo '</u>';
+    }
+    
+    function monospace_open() {
+        echo '<code>';
+    }
+    
+    function monospace_close() {
+        echo '</code>';
+    }
+    
+    function subscript_open() {
+        echo '<sub>';
+    }
+    
+    function subscript_close() {
+        echo '</sub>';
+    }
+    
+    function superscript_open() {
+        echo '<sup>';
+    }
+    
+    function superscript_close() {
+        echo '</sup>';
+    }
+    
+    function deleted_open() {
+        echo '<del>';
+    }
+    
+    function deleted_close() {
+        echo '</del>';
+    }
+    
+    function footnote_open() {
+        $id = $this->__newFootnoteId();
+        echo '<a href="#fn'.$id.'" name="fnt'.$id.'" class="fn_top">'.$id.')</a>';
+        $this->footnoteIdStack[] = $id;
+        ob_start();
+    }
+    
+    function footnote_close() {
+        $contents = ob_get_contents();
+        ob_end_clean();
+        $id = array_pop($this->footnoteIdStack);
+        
+        $contents = '<div class="fn"><a href="#fnt'.
+            $id.'" name="fn'.$id.'" class="fn_bot">'.
+                $id.')</a> ' .DOKU_LF .$contents. "\n" . '</div>' . DOKU_LF;
+        $this->footnotes[$id] = $contents;
+    }
+    
+    function listu_open() {
+        echo '<ul>'.DOKU_LF;
+    }
+    
+    function listu_close() {
+        echo '</ul>'.DOKU_LF;
+    }
+    
+    function listo_open() {
+        echo '<ol>'.DOKU_LF;
+    }
+    
+    function listo_close() {
+        echo '</ol>'.DOKU_LF;
+    }
+    
+    function listitem_open($level) {
+        echo '<li class="level'.$level.'">';
+    }
+    
+    function listitem_close() {
+        echo '</li>'.DOKU_LF;
+    }
+    
+    function listcontent_open() {
+        echo '<span class="li">';
+    }
+    
+    function listcontent_close() {
+        echo '</span>'.DOKU_LF;
+    }
+     
+    function unformatted($text) {
+        echo $this->__xmlEntities($text);
+    }
+    
+    /**
+    * @TODO Support optional eval of code depending on conf/dokuwiki.php
+    */
+    function php($text) {
+        $this->preformatted($text);
+    }
+    
+    /**
+    * @TODO Support optional echo of HTML depending on conf/dokuwiki.php
+    */
+    function html($text) {
+        $this->file($text);
+    }
+    
+    function preformatted($text) {
+        echo '<pre class="code">' . $this->__xmlEntities($text) . '</pre>'. DOKU_LF;
+    }
+    
+    function file($text) {
+        echo '<pre class="file">' . $this->__xmlEntities($text). '</pre>'. DOKU_LF;
+    }
+    
+    /**
+    * @TODO Shouldn't this output <blockquote??
+    */
+    function quote_open() {
+        echo '<div class="quote">'.DOKU_LF;
+    }
+    
+    /**
+    * @TODO Shouldn't this output </blockquote>?
+    */
+    function quote_close() {
+        echo '</div>'.DOKU_LF;
+    }
+    
+    /**
+    * @TODO Hook up correctly with Geshi
+    */
+    function code($text, $language = NULL) {
+    
+        if ( is_null($language) ) {
+            $this->preformatted($text);
+        } else {
+        
+            // Handle with Geshi here (needs tuning)
+            require_once(DOKU_INC . 'geshi.php');
+            $geshi = new GeSHi($text, strtolower($language), DOKU_INC . 'geshi');
+            $geshi->enable_classes();
+            $geshi->set_header_type(GESHI_HEADER_PRE);
+            $geshi->set_overall_class('code');
+            
+            // Fix this
+            $geshi->set_link_target('_blank');
+            
+            $text = $geshi->parse_code();
+            echo $text;
+        }
+    }
+    
+    function acronym($acronym) {
+        
+        if ( array_key_exists($acronym, $this->acronyms) ) {
+            
+            $title = $this->__xmlEntities($this->acronyms[$acronym]);
+            
+            echo '<acronym title="'.$title
+                .'">'.$this->__xmlEntities($acronym).'</acronym>';
+                
+        } else {
+            echo $this->__xmlEntities($acronym);
+        }
+    }
+    
+    /**
+    * @TODO Remove hard coded link to splitbrain.org
+    */
+    function smiley($smiley) {
+        
+        if ( array_key_exists($smiley, $this->smileys) ) {
+            $title = $this->__xmlEntities($this->smileys[$smiley]);
+            echo '<img src="http://wiki.splitbrain.org/smileys/'.$this->smileys[$smiley].
+                '" align="middle" alt="'.
+                    $this->__xmlEntities($smiley).'" />';
+        } else {
+            echo $this->__xmlEntities($smiley);
+        }
+    }
+    
+    /**
+    * @TODO localization?
+    */
+    function wordblock($word) {
+        if ( array_key_exists($word, $this->badwords) ) {
+            echo '** BLEEP **';
+        } else {
+            echo $this->__xmlEntities($word);
+        }
+    }
+    
+    function entity($entity) {
+        if ( array_key_exists($entity, $this->entities) ) {
+            echo $this->entities[$entity];
+        } else {
+            echo $this->__xmlEntities($entity);
+        }
+    }
+    
+    function multiplyentity($x, $y) {
+        echo "$x&#215;$y";
+    }
+    
+    function singlequoteopening() {
+        echo "&#8216;";
+    }
+    
+    function singlequoteclosing() {
+        echo "&#8217;";
+    }
+    
+    function doublequoteopening() {
+        echo "&#8220;";
+    }
+    
+    function doublequoteclosing() {
+        echo "&#8221;";
+    }
+    
+    /**
+    * @TODO Handle local vs. global namespace checks
+    */
+    function camelcaselink($link) {
+        
+        echo '<a href="'.$link.'"';
+        
+        if ( wikiPageExists($link) ) {
+            echo ' class="wikilink1"';
+        } else {
+            echo ' class="wikilink2"';
+        }
+        
+        // Probably dont need to convert entities - parser would have rejected it
+        echo ' onclick="return svchk()" onkeypress="return svchk()">';
+        echo $this->__xmlEntities($link);
+        echo '</a>';
+    }
+    
+    /**
+    * @TODO Hook up with page resolver.
+    * @TODO Support media
+    * @TODO correct attributes
+    */
+    function internallink($link, $title = NULL) {
+        
+        echo '<a';
+        
+        $title = $this->__getLinkTitle($title,$link, $isImage);
+        
+        if ( !$isImage ) {
+            
+            if ( wikiPageExists($link) ) {
+                echo ' class="wikilink1"';
+            } else {
+                echo ' class="wikilink2"';
+            }
+            
+        } else {
+            echo ' class="media"';
+        }
+        
+        echo ' href="http://wiki.splitbrain.org/'.$this->__xmlEntities($link).'"';
+        
+        echo ' onclick="return svchk()" onkeypress="return svchk()">';
+        
+        echo $title;
+        
+        echo '</a>';
+    }
+    
+    
+    /**
+    * @TODO Should list assume blacklist check already made?
+    * @TODO External link icon
+    * @TODO correct attributes
+    */
+    function externallink($link, $title = NULL) {
+        
+        echo '<a';
+        
+        $title = $this->__getLinkTitle($title, $link, $isImage);
+        
+        if ( !$isImage ) {
+            echo ' class="urlextern"';
+        } else {
+            echo ' class="media"';
+        }
+        
+        echo ' target="_blank" href="'.$this->__xmlEntities($link).'"';
+        
+        echo ' onclick="return svchk()" onkeypress="return svchk()">';
+        
+        echo $title;
+        
+        echo '</a>';
+    }
+    
+    /**
+    * @TODO Remove hard coded link to splitbrain.org on style
+    */
+    function interwikilink($link, $title = NULL, $wikiName, $wikiUri) {
+        
+        // RESOLVE THE URL
+        if ( isset($this->interwiki[$wikiName]) ) {
+            
+            $wikiUriEnc = urlencode($wikiUri);
+            
+            if ( strstr($this->interwiki[$wikiName],'{URL}' ) !== FALSE ) {
+                
+                $url = str_replace('{URL}', $wikiUriEnc, $this->interwiki[$wikiName] );
+                
+            } else if ( strstr($this->interwiki[$wikiName],'{NAME}' ) !== FALSE ) {
+                
+                $url = str_replace('{NAME}', $wikiUriEnc, $this->interwiki[$wikiName] );
+                
+            } else {
+                
+                $url = $this->interwiki[$wikiName] . urlencode($wikiUri);
+                
+            }
+        
+        } else {
+            // Default to Google I'm feeling lucky
+            $url = 'http://www.google.com/search?q='.urlencode($wikiUri).'&amp;btnI=lucky';
+        }
+        
+        // BUILD THE LINK
+        echo '<a';
+        
+        $title = $this->__getLinkTitle($title, $wikiUri, $isImage);
+        
+        if ( !$isImage ) {
+            echo ' class="interwiki"';
+        } else {
+            echo ' class="media"';
+        }
+        
+        echo ' href="'.$this->__xmlEntities($url).'"';
+        
+        if ( FALSE !== ( $type = interwikiImgExists($wikiName) ) ) {
+            echo ' style="background: transparent url(http://wiki.splitbrain.org/interwiki/'.
+                $wikiName.'.'.$type.') 0px 1px no-repeat;"';
+        }
+        
+        echo ' onclick="return svchk()" onkeypress="return svchk()">';
+        
+        echo $title;
+        
+        echo '</a>';
+    }
+    
+    /**
+    * @TODO Correct the CSS class for files? (not windows)
+    * @TODO Remove hard coded URL to splitbrain.org
+    */
+    function filelink($link, $title = NULL) {
+        echo '<a';
+        
+        $title = $this->__getLinkTitle($title, $link, $isImage);
+        
+        if ( !$isImage ) {
+            echo ' class="windows"';
+        } else {
+            echo ' class="media"';
+        }
+        
+        echo ' href="'.$this->__xmlEntities($link).'"';
+        
+        echo ' style="background: transparent url(http://wiki.splitbrain.org/images/windows.gif) 0px 1px no-repeat;"';
+        
+        echo ' onclick="return svchk()" onkeypress="return svchk()">';
+        
+        echo $title;
+        
+        echo '</a>';
+    }
+    
+    /**
+    * @TODO Remove hard coded URL to splitbrain.org
+    * @TODO Add error message for non-IE users
+    */
+    function windowssharelink($link, $title = NULL) {
+        echo '<a';
+        
+        $title = $this->__getLinkTitle($title, $link, $isImage);
+        
+        if ( !$isImage ) {
+            echo ' class="windows"';
+        } else {
+            echo ' class="media"';
+        }
+        
+        $link = str_replace('\\','/',$link);
+        $link = 'file:///'.$link;
+        echo ' href="'.$this->__xmlEntities($link).'"';
+        
+        echo ' style="background: transparent url(http://wiki.splitbrain.org/images/windows.gif) 0px 1px no-repeat;"';
+        
+        echo ' onclick="return svchk()" onkeypress="return svchk()">';
+        
+        echo $title;
+        
+        echo '</a>';
+    }
+    
+    /**
+    * @TODO Protect email address from harvesters
+    * @TODO Remove hard coded link to splitbrain.org
+    */
+    function email($address, $title = NULL) {
+        echo '<a';
+        
+        $title = $this->__getLinkTitle($title, $address, $isImage);
+        
+        if ( !$isImage ) {
+            echo ' class="mail"';
+        } else {
+            echo ' class="media"';
+        }
+        
+        echo ' href="mailto:'.$this->__xmlEntities($address).'"';
+        
+        echo ' style="background: transparent url(http://wiki.splitbrain.org/images/mail_icon.gif) 0px 1px no-repeat;"';
+        
+        echo ' onclick="return svchk()" onkeypress="return svchk()">';
+        
+        echo $title;
+        
+        echo '</a>';
+        
+    }
+    
+    /**
+    * @TODO Resolve namespaces
+    * @TODO Add image caching
+    * @TODO Remove hard coded link to splitbrain.org
+    */
+    function internalmedia (
+        $src,$title=NULL,$align=NULL,$width=NULL,$height=NULL,$cache=NULL
+        ) {
+        
+        // Sort out the namespace here...
+        if ( strpos($src,':') ) {
+            $src = explode(':',$src);
+            $src = $src[1];
+        }
+        echo '<img class="media" src="http://wiki.splitbrain.org/media/wiki/'.$this->__xmlEntities($src).'"';
+        
+        if ( !is_null($title) ) {
+            echo ' title="'.$this->__xmlEntities($title).'"';
+        }
+        
+        if ( !is_null($align) ) {
+            echo ' align="'.$align.'"';
+        }
+        
+        if ( !is_null($width) ) {
+            echo ' width="'.$this->__xmlEntities($width).'"';
+        }
+        
+        if ( !is_null($height) ) {
+            echo ' height="'.$this->__xmlEntities($height).'"';
+        }
+        
+        echo '/>'; 
+        
+    }
+    
+    /**
+    * @TODO Add image caching
+    */
+    function externalmedia (
+        $src,$title=NULL,$align=NULL,$width=NULL,$height=NULL,$cache=NULL
+        ) {
+        
+        echo '<img class="media" src="'.$this->__xmlEntities($src).'"';
+        
+        if ( !is_null($title) ) {
+            echo ' title="'.$this->__xmlEntities($title).'"';
+        }
+        
+        if ( !is_null($align) ) {
+            echo ' align="'.$align.'"';
+        }
+        
+        if ( !is_null($width) ) {
+            echo ' width="'.$this->__xmlEntities($width).'"';
+        }
+        
+        if ( !is_null($height) ) {
+            echo ' height="'.$this->__xmlEntities($height).'"';
+        }
+        
+        echo '/>'; 
+    }
+    
+    // $numrows not yet implemented
+    function table_open($maxcols = NULL, $numrows = NULL){
+        echo '<table class="inline">'.DOKU_LF;
+    }
+    
+    function table_close(){
+        echo '</table>'.DOKU_LF.'<br />'.DOKU_LF;
+    }
+    
+    function tablerow_open(){
+        echo DOKU_TAB . '<tr>' . DOKU_LF . DOKU_TAB . DOKU_TAB;
+    }
+    
+    function tablerow_close(){
+        echo DOKU_LF . DOKU_TAB . '</tr>' . DOKU_LF;
+    }
+    
+    function tableheader_open($colspan = 1, $align = NULL){
+        echo '<th';
+        if ( !is_null($align) ) {
+            echo ' class="'.$align.'align"';
+        }
+        if ( $colspan > 1 ) {
+            echo ' colspan="'.$colspan.'"';
+        }
+        echo '>';
+    }
+    
+    function tableheader_close(){
+        echo '</th>';
+    }
+    
+    function tablecell_open($colspan = 1, $align = NULL){
+        echo '<td';
+        if ( !is_null($align) ) {
+            echo ' class="'.$align.'align"';
+        }
+        if ( $colspan > 1 ) {
+            echo ' colspan="'.$colspan.'"';
+        }
+        echo '>';
+    }
+    
+    function tablecell_close(){
+        echo '</td>';
+    }
+    
+    //----------------------------------------------------------
+    // Utils
+    
+    function __newFootnoteId() {
+        static $id = 1;
+        return $id++;
+    }
+    
+    function __xmlEntities($string) {
+        return htmlspecialchars($string);
+    }
+    
+    /**
+    * @TODO Tuning needed - e.g. utf8 strtolower ? 
+    */
+    function __headerToLink($title) {
+        return preg_replace('/\W/','_',trim($title));
+    }
+    
+    function __getLinkTitle($title, $default, & $isImage) {
+        $isImage = FALSE;
+        
+        if ( is_null($title) ) {
+            
+            return $this->__xmlEntities($default);
+            
+        } else if ( is_string($title) ) {
+            
+            return $this->__xmlEntities($title);
+            
+        } else if ( is_array($title) ) {
+            
+            $isImage = TRUE;
+            return $this->__imageTitle($title);
+        
+        }
+    }
+    
+    /**
+    * @TODO Resolve namespace on internal images
+    * @TODO Remove hard coded url to splitbrain.org
+    * @TODO Image caching
+    */
+    function __imageTitle($img) {
+        
+        if ( $img['type'] == 'internalmedia' ) {
+            
+            // Resolve here...
+            if ( strpos($img['src'],':') ) {
+                $src = explode(':',$img['src']);
+                $src = $src[1];
+            } else {
+                $src = $img['src'];
+            }
+            
+            $imgStr = '<img class="media" src="http://wiki.splitbrain.org/media/wiki/'.$this->__xmlEntities($src).'"';
+            
+        } else {
+            
+            $imgStr = '<img class="media" src="'.$this->__xmlEntities($img['src']).'"';
+            
+        }
+        
+        if ( !is_null($img['title']) ) {
+            $imgStr .= ' alt="'.$this->__xmlEntities($img['title']).'"';
+        } else {
+            $imgStr .= ' alt=""';
+        }
+        
+        if ( !is_null($img['align']) ) {
+            $imgStr .= ' align="'.$img['align'].'"';
+        }
+        
+        if ( !is_null($img['width']) ) {
+            $imgStr .= ' width="'.$this->__xmlEntities($img['width']).'"';
+        }
+        
+        if ( !is_null($img['height']) ) {
+            $imgStr .= ' height="'.$this->__xmlEntities($img['height']).'"';
+        }
+        
+        $imgStr .= '/>';
+        
+        return $imgStr;
+    }
+}
+
+/**
+* Test whether there's an image to display with this interwiki link
+*/
+function interwikiImgExists($name) {
+    
+    static $exists = array();
+    
+    if ( array_key_exists($name,$exists) ) {
+        return $exists[$name];
+    }
+    
+    if( @file_exists( DOKU. 'interwiki/'.$name.'.png') ) {
+        $exists[$name] = 'png';
+    } else if ( @file_exists( DOKU . 'interwiki/'.$name.'.gif') ) {
+        $exists[$name] = 'gif';
+    } else {
+        $exists[$name] = FALSE;
+    }
+    
+    return $exists[$name];
+}
+
+/**
+* For determining whether to use CSS class "wikilink1" or "wikilink2"
+* @todo use configinstead of DOKU_DATA
+*/
+function wikiPageExists($name) {
+    
+    static $pages = array();
+    
+    if ( array_key_exists($name,$pages) ) {
+        return $pages[$name];
+    }
+    
+    $file = str_replace(':','/',$name).'.txt';
+    
+    if ( @file_exists( DOKU_DATA . $file ) ) {
+        $pages[$name] = TRUE;
+    } else {
+        $pages[$name] = FALSE;
+    }
+    
+    return $pages[$name];
+}
+
-- 
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