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dockerwiki/content/inc/parser/xhtml.php

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Initial commit
2021-10-26 13:02:53 +02:00
<?php
use dokuwiki\ChangeLog\MediaChangeLog;
/**
* Renderer for XHTML output
*
* This is DokuWiki's main renderer used to display page content in the wiki
*
* @author Harry Fuecks <hfuecks@gmail.com>
* @author Andreas Gohr <andi@splitbrain.org>
*
*/
class Doku_Renderer_xhtml extends Doku_Renderer {
/** @var array store the table of contents */
public $toc = array();
/** @var array A stack of section edit data */
protected $sectionedits = array();
/** @var string|int link pages and media against this revision */
public $date_at = '';
/** @var int last section edit id, used by startSectionEdit */
protected $lastsecid = 0;
/** @var array a list of footnotes, list starts at 1! */
protected $footnotes = array();
/** @var int current section level */
protected $lastlevel = 0;
/** @var array section node tracker */
protected $node = array(0, 0, 0, 0, 0);
/** @var string temporary $doc store */
protected $store = '';
/** @var array global counter, for table classes etc. */
protected $_counter = array(); //
/** @var int counts the code and file blocks, used to provide download links */
protected $_codeblock = 0;
/** @var array list of allowed URL schemes */
protected $schemes = null;
/**
* Register a new edit section range
*
* @param int $start The byte position for the edit start
* @param array $data Associative array with section data:
* Key 'name': the section name/title
* Key 'target': the target for the section edit,
* e.g. 'section' or 'table'
* Key 'hid': header id
* Key 'codeblockOffset': actual code block index
* Key 'start': set in startSectionEdit(),
* do not set yourself
* Key 'range': calculated from 'start' and
* $key in finishSectionEdit(),
* do not set yourself
* @return string A marker class for the starting HTML element
*
* @author Adrian Lang <lang@cosmocode.de>
*/
public function startSectionEdit($start, $data) {
if (!is_array($data)) {
msg(
sprintf(
'startSectionEdit: $data "%s" is NOT an array! One of your plugins needs an update.',
hsc((string) $data)
), -1
);
// @deprecated 2018-04-14, backward compatibility
$args = func_get_args();
$data = array();
if(isset($args[1])) $data['target'] = $args[1];
if(isset($args[2])) $data['name'] = $args[2];
if(isset($args[3])) $data['hid'] = $args[3];
}
$data['secid'] = ++$this->lastsecid;
$data['start'] = $start;
$this->sectionedits[] = $data;
return 'sectionedit'.$data['secid'];
}
/**
* Finish an edit section range
*
* @param int $end The byte position for the edit end; null for the rest of the page
*
* @author Adrian Lang <lang@cosmocode.de>
*/
public function finishSectionEdit($end = null, $hid = null) {
$data = array_pop($this->sectionedits);
if(!is_null($end) && $end <= $data['start']) {
return;
}
if(!is_null($hid)) {
$data['hid'] .= $hid;
}
$data['range'] = $data['start'].'-'.(is_null($end) ? '' : $end);
unset($data['start']);
$this->doc .= '<!-- EDIT'.hsc(json_encode ($data)).' -->';
}
/**
* Returns the format produced by this renderer.
*
* @return string always 'xhtml'
*/
public function getFormat() {
return 'xhtml';
}
/**
* Initialize the document
*/
public function document_start() {
//reset some internals
$this->toc = array();
}
/**
* Finalize the document
*/
public function document_end() {
// Finish open section edits.
while(count($this->sectionedits) > 0) {
if($this->sectionedits[count($this->sectionedits) - 1]['start'] <= 1) {
// If there is only one section, do not write a section edit
// marker.
array_pop($this->sectionedits);
} else {
$this->finishSectionEdit();
}
}
if(count($this->footnotes) > 0) {
$this->doc .= '<div class="footnotes">'.DOKU_LF;
foreach($this->footnotes as $id => $footnote) {
// check its not a placeholder that indicates actual footnote text is elsewhere
if(substr($footnote, 0, 5) != "@@FNT") {
// open the footnote and set the anchor and backlink
$this->doc .= '<div class="fn">';
$this->doc .= '<sup><a href="#fnt__'.$id.'" id="fn__'.$id.'" class="fn_bot">';
$this->doc .= $id.')</a></sup> '.DOKU_LF;
// get any other footnotes that use the same markup
$alt = array_keys($this->footnotes, "@@FNT$id");
if(count($alt)) {
foreach($alt as $ref) {
// set anchor and backlink for the other footnotes
$this->doc .= ', <sup><a href="#fnt__'.($ref).'" id="fn__'.($ref).'" class="fn_bot">';
$this->doc .= ($ref).')</a></sup> '.DOKU_LF;
}
}
// add footnote markup and close this footnote
$this->doc .= '<div class="content">'.$footnote.'</div>';
$this->doc .= '</div>'.DOKU_LF;
}
}
$this->doc .= '</div>'.DOKU_LF;
}
// Prepare the TOC
global $conf;
if(
$this->info['toc'] &&
is_array($this->toc) &&
$conf['tocminheads'] && count($this->toc) >= $conf['tocminheads']
) {
global $TOC;
$TOC = $this->toc;
}
// make sure there are no empty paragraphs
$this->doc = preg_replace('#<p>\s*</p>#', '', $this->doc);
}
/**
* Add an item to the TOC
*
* @param string $id the hash link
* @param string $text the text to display
* @param int $level the nesting level
*/
public function toc_additem($id, $text, $level) {
global $conf;
//handle TOC
if($level >= $conf['toptoclevel'] && $level <= $conf['maxtoclevel']) {
$this->toc[] = html_mktocitem($id, $text, $level - $conf['toptoclevel'] + 1);
}
}
/**
* Render a heading
*
* @param string $text the text to display
* @param int $level header level
* @param int $pos byte position in the original source
*/
public function header($text, $level, $pos) {
global $conf;
if(blank($text)) return; //skip empty headlines
$hid = $this->_headerToLink($text, true);
//only add items within configured levels
$this->toc_additem($hid, $text, $level);
// adjust $node to reflect hierarchy of levels
$this->node[$level - 1]++;
if($level < $this->lastlevel) {
for($i = 0; $i < $this->lastlevel - $level; $i++) {
$this->node[$this->lastlevel - $i - 1] = 0;
}
}
$this->lastlevel = $level;
if($level <= $conf['maxseclevel'] &&
count($this->sectionedits) > 0 &&
$this->sectionedits[count($this->sectionedits) - 1]['target'] === 'section'
) {
$this->finishSectionEdit($pos - 1);
}
// write the header
$this->doc .= DOKU_LF.'<h'.$level;
if($level <= $conf['maxseclevel']) {
$data = array();
$data['target'] = 'section';
$data['name'] = $text;
$data['hid'] = $hid;
$data['codeblockOffset'] = $this->_codeblock;
$this->doc .= ' class="'.$this->startSectionEdit($pos, $data).'"';
}
$this->doc .= ' id="'.$hid.'">';
$this->doc .= $this->_xmlEntities($text);
$this->doc .= "</h$level>".DOKU_LF;
}
/**
* Open a new section
*
* @param int $level section level (as determined by the previous header)
*/
public function section_open($level) {
$this->doc .= '<div class="level'.$level.'">'.DOKU_LF;
}
/**
* Close the current section
*/
public function section_close() {
$this->doc .= DOKU_LF.'</div>'.DOKU_LF;
}
/**
* Render plain text data
*
* @param $text
*/
public function cdata($text) {
$this->doc .= $this->_xmlEntities($text);
}
/**
* Open a paragraph
*/
public function p_open() {
$this->doc .= DOKU_LF.'<p>'.DOKU_LF;
}
/**
* Close a paragraph
*/
public function p_close() {
$this->doc .= DOKU_LF.'</p>'.DOKU_LF;
}
/**
* Create a line break
*/
public function linebreak() {
$this->doc .= '<br/>'.DOKU_LF;
}
/**
* Create a horizontal line
*/
public function hr() {
$this->doc .= '<hr />'.DOKU_LF;
}
/**
* Start strong (bold) formatting
*/
public function strong_open() {
$this->doc .= '<strong>';
}
/**
* Stop strong (bold) formatting
*/
public function strong_close() {
$this->doc .= '</strong>';
}
/**
* Start emphasis (italics) formatting
*/
public function emphasis_open() {
$this->doc .= '<em>';
}
/**
* Stop emphasis (italics) formatting
*/
public function emphasis_close() {
$this->doc .= '</em>';
}
/**
* Start underline formatting
*/
public function underline_open() {
$this->doc .= '<em class="u">';
}
/**
* Stop underline formatting
*/
public function underline_close() {
$this->doc .= '</em>';
}
/**
* Start monospace formatting
*/
public function monospace_open() {
$this->doc .= '<code>';
}
/**
* Stop monospace formatting
*/
public function monospace_close() {
$this->doc .= '</code>';
}
/**
* Start a subscript
*/
public function subscript_open() {
$this->doc .= '<sub>';
}
/**
* Stop a subscript
*/
public function subscript_close() {
$this->doc .= '</sub>';
}
/**
* Start a superscript
*/
public function superscript_open() {
$this->doc .= '<sup>';
}
/**
* Stop a superscript
*/
public function superscript_close() {
$this->doc .= '</sup>';
}
/**
* Start deleted (strike-through) formatting
*/
public function deleted_open() {
$this->doc .= '<del>';
}
/**
* Stop deleted (strike-through) formatting
*/
public function deleted_close() {
$this->doc .= '</del>';
}
/**
* Callback for footnote start syntax
*
* All following content will go to the footnote instead of
* the document. To achieve this the previous rendered content
* is moved to $store and $doc is cleared
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
public function footnote_open() {
// move current content to store and record footnote
$this->store = $this->doc;
$this->doc = '';
}
/**
* Callback for footnote end syntax
*
* All rendered content is moved to the $footnotes array and the old
* content is restored from $store again
*
* @author Andreas Gohr
*/
public function footnote_close() {
/** @var $fnid int takes track of seen footnotes, assures they are unique even across multiple docs FS#2841 */
static $fnid = 0;
// assign new footnote id (we start at 1)
$fnid++;
// recover footnote into the stack and restore old content
$footnote = $this->doc;
$this->doc = $this->store;
$this->store = '';
// check to see if this footnote has been seen before
$i = array_search($footnote, $this->footnotes);
if($i === false) {
// its a new footnote, add it to the $footnotes array
$this->footnotes[$fnid] = $footnote;
} else {
// seen this one before, save a placeholder
$this->footnotes[$fnid] = "@@FNT".($i);
}
// output the footnote reference and link
$this->doc .= '<sup><a href="#fn__'.$fnid.'" id="fnt__'.$fnid.'" class="fn_top">'.$fnid.')</a></sup>';
}
/**
* Open an unordered list
*
* @param string|string[] $classes css classes - have to be valid, do not pass unfiltered user input
*/
public function listu_open($classes = null) {
$class = '';
if($classes !== null) {
if(is_array($classes)) $classes = join(' ', $classes);
$class = " class=\"$classes\"";
}
$this->doc .= "<ul$class>".DOKU_LF;
}
/**
* Close an unordered list
*/
public function listu_close() {
$this->doc .= '</ul>'.DOKU_LF;
}
/**
* Open an ordered list
*
* @param string|string[] $classes css classes - have to be valid, do not pass unfiltered user input
*/
public function listo_open($classes = null) {
$class = '';
if($classes !== null) {
if(is_array($classes)) $classes = join(' ', $classes);
$class = " class=\"$classes\"";
}
$this->doc .= "<ol$class>".DOKU_LF;
}
/**
* Close an ordered list
*/
public function listo_close() {
$this->doc .= '</ol>'.DOKU_LF;
}
/**
* Open a list item
*
* @param int $level the nesting level
* @param bool $node true when a node; false when a leaf
*/
public function listitem_open($level, $node=false) {
$branching = $node ? ' node' : '';
$this->doc .= '<li class="level'.$level.$branching.'">';
}
/**
* Close a list item
*/
public function listitem_close() {
$this->doc .= '</li>'.DOKU_LF;
}
/**
* Start the content of a list item
*/
public function listcontent_open() {
$this->doc .= '<div class="li">';
}
/**
* Stop the content of a list item
*/
public function listcontent_close() {
$this->doc .= '</div>'.DOKU_LF;
}
/**
* Output unformatted $text
*
* Defaults to $this->cdata()
*
* @param string $text
*/
public function unformatted($text) {
$this->doc .= $this->_xmlEntities($text);
}
/**
* Execute PHP code if allowed
*
* @param string $text PHP code that is either executed or printed
* @param string $wrapper html element to wrap result if $conf['phpok'] is okff
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
public function php($text, $wrapper = 'code') {
global $conf;
if($conf['phpok']) {
ob_start();
eval($text);
$this->doc .= ob_get_contents();
ob_end_clean();
} else {
$this->doc .= p_xhtml_cached_geshi($text, 'php', $wrapper);
}
}
/**
* Output block level PHP code
*
* If $conf['phpok'] is true this should evaluate the given code and append the result
* to $doc
*
* @param string $text The PHP code
*/
public function phpblock($text) {
$this->php($text, 'pre');
}
/**
* Insert HTML if allowed
*
* @param string $text html text
* @param string $wrapper html element to wrap result if $conf['htmlok'] is okff
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
public function html($text, $wrapper = 'code') {
global $conf;
if($conf['htmlok']) {
$this->doc .= $text;
} else {
$this->doc .= p_xhtml_cached_geshi($text, 'html4strict', $wrapper);
}
}
/**
* Output raw block-level HTML
*
* If $conf['htmlok'] is true this should add the code as is to $doc
*
* @param string $text The HTML
*/
public function htmlblock($text) {
$this->html($text, 'pre');
}
/**
* Start a block quote
*/
public function quote_open() {
$this->doc .= '<blockquote><div class="no">'.DOKU_LF;
}
/**
* Stop a block quote
*/
public function quote_close() {
$this->doc .= '</div></blockquote>'.DOKU_LF;
}
/**
* Output preformatted text
*
* @param string $text
*/
public function preformatted($text) {
$this->doc .= '<pre class="code">'.trim($this->_xmlEntities($text), "\n\r").'</pre>'.DOKU_LF;
}
/**
* Display text as file content, optionally syntax highlighted
*
* @param string $text text to show
* @param string $language programming language to use for syntax highlighting
* @param string $filename file path label
* @param array $options assoziative array with additional geshi options
*/
public function file($text, $language = null, $filename = null, $options=null) {
$this->_highlight('file', $text, $language, $filename, $options);
}
/**
* Display text as code content, optionally syntax highlighted
*
* @param string $text text to show
* @param string $language programming language to use for syntax highlighting
* @param string $filename file path label
* @param array $options assoziative array with additional geshi options
*/
public function code($text, $language = null, $filename = null, $options=null) {
$this->_highlight('code', $text, $language, $filename, $options);
}
/**
* Use GeSHi to highlight language syntax in code and file blocks
*
* @author Andreas Gohr <andi@splitbrain.org>
* @param string $type code|file
* @param string $text text to show
* @param string $language programming language to use for syntax highlighting
* @param string $filename file path label
* @param array $options assoziative array with additional geshi options
*/
public function _highlight($type, $text, $language = null, $filename = null, $options = null) {
global $ID;
global $lang;
global $INPUT;
$language = preg_replace(PREG_PATTERN_VALID_LANGUAGE, '', $language);
$language = preg_replace(PREG_PATTERN_VALID_LANGUAGE, '', $language);
if($filename) {
// add icon
list($ext) = mimetype($filename, false);
$class = preg_replace('/[^_\-a-z0-9]+/i', '_', $ext);
$class = 'mediafile mf_'.$class;
$offset = 0;
if ($INPUT->has('codeblockOffset')) {
$offset = $INPUT->str('codeblockOffset');
}
$this->doc .= '<dl class="'.$type.'">'.DOKU_LF;
$this->doc .= '<dt><a href="' .
exportlink(
$ID,
'code',
array('codeblock' => $offset + $this->_codeblock)
) . '" title="' . $lang['download'] . '" class="' . $class . '">';
$this->doc .= hsc($filename);
$this->doc .= '</a></dt>'.DOKU_LF.'<dd>';
}
if($text[0] == "\n") {
$text = substr($text, 1);
}
if(substr($text, -1) == "\n") {
$text = substr($text, 0, -1);
}
if(empty($language)) { // empty is faster than is_null and can prevent '' string
$this->doc .= '<pre class="'.$type.'">'.$this->_xmlEntities($text).'</pre>'.DOKU_LF;
} else {
$class = 'code'; //we always need the code class to make the syntax highlighting apply
if($type != 'code') $class .= ' '.$type;
$this->doc .= "<pre class=\"$class $language\">" .
p_xhtml_cached_geshi($text, $language, '', $options) .
'</pre>' . DOKU_LF;
}
if($filename) {
$this->doc .= '</dd></dl>'.DOKU_LF;
}
$this->_codeblock++;
}
/**
* Format an acronym
*
* Uses $this->acronyms
*
* @param string $acronym
*/
public function acronym($acronym) {
if(array_key_exists($acronym, $this->acronyms)) {
$title = $this->_xmlEntities($this->acronyms[$acronym]);
$this->doc .= '<abbr title="'.$title
.'">'.$this->_xmlEntities($acronym).'</abbr>';
} else {
$this->doc .= $this->_xmlEntities($acronym);
}
}
/**
* Format a smiley
*
* Uses $this->smiley
*
* @param string $smiley
*/
public function smiley($smiley) {
if(array_key_exists($smiley, $this->smileys)) {
$this->doc .= '<img src="'.DOKU_BASE.'lib/images/smileys/'.$this->smileys[$smiley].
'" class="icon" alt="'.
$this->_xmlEntities($smiley).'" />';
} else {
$this->doc .= $this->_xmlEntities($smiley);
}
}
/**
* Format an entity
*
* Entities are basically small text replacements
*
* Uses $this->entities
*
* @param string $entity
*/
public function entity($entity) {
if(array_key_exists($entity, $this->entities)) {
$this->doc .= $this->entities[$entity];
} else {
$this->doc .= $this->_xmlEntities($entity);
}
}
/**
* Typographically format a multiply sign
*
* Example: ($x=640, $y=480) should result in "640×480"
*
* @param string|int $x first value
* @param string|int $y second value
*/
public function multiplyentity($x, $y) {
$this->doc .= "$x&times;$y";
}
/**
* Render an opening single quote char (language specific)
*/
public function singlequoteopening() {
global $lang;
$this->doc .= $lang['singlequoteopening'];
}
/**
* Render a closing single quote char (language specific)
*/
public function singlequoteclosing() {
global $lang;
$this->doc .= $lang['singlequoteclosing'];
}
/**
* Render an apostrophe char (language specific)
*/
public function apostrophe() {
global $lang;
$this->doc .= $lang['apostrophe'];
}
/**
* Render an opening double quote char (language specific)
*/
public function doublequoteopening() {
global $lang;
$this->doc .= $lang['doublequoteopening'];
}
/**
* Render an closinging double quote char (language specific)
*/
public function doublequoteclosing() {
global $lang;
$this->doc .= $lang['doublequoteclosing'];
}
/**
* Render a CamelCase link
*
* @param string $link The link name
* @param bool $returnonly whether to return html or write to doc attribute
* @return void|string writes to doc attribute or returns html depends on $returnonly
*
* @see http://en.wikipedia.org/wiki/CamelCase
*/
public function camelcaselink($link, $returnonly = false) {
if($returnonly) {
return $this->internallink($link, $link, null, true);
} else {
$this->internallink($link, $link);
}
}
/**
* Render a page local link
*
* @param string $hash hash link identifier
* @param string $name name for the link
* @param bool $returnonly whether to return html or write to doc attribute
* @return void|string writes to doc attribute or returns html depends on $returnonly
*/
public function locallink($hash, $name = null, $returnonly = false) {
global $ID;
$name = $this->_getLinkTitle($name, $hash, $isImage);
$hash = $this->_headerToLink($hash);
$title = $ID.' ↵';
$doc = '<a href="#'.$hash.'" title="'.$title.'" class="wikilink1">';
$doc .= $name;
$doc .= '</a>';
if($returnonly) {
return $doc;
} else {
$this->doc .= $doc;
}
}
/**
* Render an internal Wiki Link
*
* $search,$returnonly & $linktype are not for the renderer but are used
* elsewhere - no need to implement them in other renderers
*
* @author Andreas Gohr <andi@splitbrain.org>
* @param string $id pageid
* @param string|null $name link name
* @param string|null $search adds search url param
* @param bool $returnonly whether to return html or write to doc attribute
* @param string $linktype type to set use of headings
* @return void|string writes to doc attribute or returns html depends on $returnonly
*/
public function internallink($id, $name = null, $search = null, $returnonly = false, $linktype = 'content') {
global $conf;
global $ID;
global $INFO;
$params = '';
$parts = explode('?', $id, 2);
if(count($parts) === 2) {
$id = $parts[0];
$params = $parts[1];
}
// For empty $id we need to know the current $ID
// We need this check because _simpleTitle needs
// correct $id and resolve_pageid() use cleanID($id)
// (some things could be lost)
if($id === '') {
$id = $ID;
}
// default name is based on $id as given
$default = $this->_simpleTitle($id);
// now first resolve and clean up the $id
resolve_pageid(getNS($ID), $id, $exists, $this->date_at, true);
$link = array();
$name = $this->_getLinkTitle($name, $default, $isImage, $id, $linktype);
if(!$isImage) {
if($exists) {
$class = 'wikilink1';
} else {
$class = 'wikilink2';
$link['rel'] = 'nofollow';
}
} else {
$class = 'media';
}
//keep hash anchor
@list($id, $hash) = explode('#', $id, 2);
if(!empty($hash)) $hash = $this->_headerToLink($hash);
//prepare for formating
$link['target'] = $conf['target']['wiki'];
$link['style'] = '';
$link['pre'] = '';
$link['suf'] = '';
$link['more'] = 'data-wiki-id="'.$id.'"'; // id is already cleaned
$link['class'] = $class;
if($this->date_at) {
$params = $params.'&at='.rawurlencode($this->date_at);
}
$link['url'] = wl($id, $params);
$link['name'] = $name;
$link['title'] = $id;
//add search string
if($search) {
($conf['userewrite']) ? $link['url'] .= '?' : $link['url'] .= '&amp;';
if(is_array($search)) {
$search = array_map('rawurlencode', $search);
$link['url'] .= 's[]='.join('&amp;s[]=', $search);
} else {
$link['url'] .= 's='.rawurlencode($search);
}
}
//keep hash
if($hash) $link['url'] .= '#'.$hash;
//output formatted
if($returnonly) {
return $this->_formatLink($link);
} else {
$this->doc .= $this->_formatLink($link);
}
}
/**
* Render an external link
*
* @param string $url full URL with scheme
* @param string|array $name name for the link, array for media file
* @param bool $returnonly whether to return html or write to doc attribute
* @return void|string writes to doc attribute or returns html depends on $returnonly
*/
public function externallink($url, $name = null, $returnonly = false) {
global $conf;
$name = $this->_getLinkTitle($name, $url, $isImage);
// url might be an attack vector, only allow registered protocols
if(is_null($this->schemes)) $this->schemes = getSchemes();
list($scheme) = explode('://', $url);
$scheme = strtolower($scheme);
if(!in_array($scheme, $this->schemes)) $url = '';
// is there still an URL?
if(!$url) {
if($returnonly) {
return $name;
} else {
$this->doc .= $name;
}
return;
}
// set class
if(!$isImage) {
$class = 'urlextern';
} else {
$class = 'media';
}
//prepare for formating
$link = array();
$link['target'] = $conf['target']['extern'];
$link['style'] = '';
$link['pre'] = '';
$link['suf'] = '';
$link['more'] = '';
$link['class'] = $class;
$link['url'] = $url;
$link['rel'] = '';
$link['name'] = $name;
$link['title'] = $this->_xmlEntities($url);
if($conf['relnofollow']) $link['rel'] .= ' ugc nofollow';
if($conf['target']['extern']) $link['rel'] .= ' noopener';
//output formatted
if($returnonly) {
return $this->_formatLink($link);
} else {
$this->doc .= $this->_formatLink($link);
}
}
/**
* Render an interwiki link
*
* You may want to use $this->_resolveInterWiki() here
*
* @param string $match original link - probably not much use
* @param string|array $name name for the link, array for media file
* @param string $wikiName indentifier (shortcut) for the remote wiki
* @param string $wikiUri the fragment parsed from the original link
* @param bool $returnonly whether to return html or write to doc attribute
* @return void|string writes to doc attribute or returns html depends on $returnonly
*/
public function interwikilink($match, $name, $wikiName, $wikiUri, $returnonly = false) {
global $conf;
$link = array();
$link['target'] = $conf['target']['interwiki'];
$link['pre'] = '';
$link['suf'] = '';
$link['more'] = '';
$link['name'] = $this->_getLinkTitle($name, $wikiUri, $isImage);
$link['rel'] = '';
//get interwiki URL
$exists = null;
$url = $this->_resolveInterWiki($wikiName, $wikiUri, $exists);
if(!$isImage) {
$class = preg_replace('/[^_\-a-z0-9]+/i', '_', $wikiName);
$link['class'] = "interwiki iw_$class";
} else {
$link['class'] = 'media';
}
//do we stay at the same server? Use local target
if(strpos($url, DOKU_URL) === 0 OR strpos($url, DOKU_BASE) === 0) {
$link['target'] = $conf['target']['wiki'];
}
if($exists !== null && !$isImage) {
if($exists) {
$link['class'] .= ' wikilink1';
} else {
$link['class'] .= ' wikilink2';
$link['rel'] .= ' nofollow';
}
}
if($conf['target']['interwiki']) $link['rel'] .= ' noopener';
$link['url'] = $url;
$link['title'] = htmlspecialchars($link['url']);
// output formatted
if($returnonly) {
if($url == '') return $link['name'];
return $this->_formatLink($link);
} else {
if($url == '') $this->doc .= $link['name'];
else $this->doc .= $this->_formatLink($link);
}
}
/**
* Link to windows share
*
* @param string $url the link
* @param string|array $name name for the link, array for media file
* @param bool $returnonly whether to return html or write to doc attribute
* @return void|string writes to doc attribute or returns html depends on $returnonly
*/
public function windowssharelink($url, $name = null, $returnonly = false) {
global $conf;
//simple setup
$link = array();
$link['target'] = $conf['target']['windows'];
$link['pre'] = '';
$link['suf'] = '';
$link['style'] = '';
$link['name'] = $this->_getLinkTitle($name, $url, $isImage);
if(!$isImage) {
$link['class'] = 'windows';
} else {
$link['class'] = 'media';
}
$link['title'] = $this->_xmlEntities($url);
$url = str_replace('\\', '/', $url);
$url = 'file:///'.$url;
$link['url'] = $url;
//output formatted
if($returnonly) {
return $this->_formatLink($link);
} else {
$this->doc .= $this->_formatLink($link);
}
}
/**
* Render a linked E-Mail Address
*
* Honors $conf['mailguard'] setting
*
* @param string $address Email-Address
* @param string|array $name name for the link, array for media file
* @param bool $returnonly whether to return html or write to doc attribute
* @return void|string writes to doc attribute or returns html depends on $returnonly
*/
public function emaillink($address, $name = null, $returnonly = false) {
global $conf;
//simple setup
$link = array();
$link['target'] = '';
$link['pre'] = '';
$link['suf'] = '';
$link['style'] = '';
$link['more'] = '';
$name = $this->_getLinkTitle($name, '', $isImage);
if(!$isImage) {
$link['class'] = 'mail';
} else {
$link['class'] = 'media';
}
$address = $this->_xmlEntities($address);
$address = obfuscate($address);
$title = $address;
if(empty($name)) {
$name = $address;
}
if($conf['mailguard'] == 'visible') $address = rawurlencode($address);
$link['url'] = 'mailto:'.$address;
$link['name'] = $name;
$link['title'] = $title;
//output formatted
if($returnonly) {
return $this->_formatLink($link);
} else {
$this->doc .= $this->_formatLink($link);
}
}
/**
* Render an internal media file
*
* @param string $src media ID
* @param string $title descriptive text
* @param string $align left|center|right
* @param int $width width of media in pixel
* @param int $height height of media in pixel
* @param string $cache cache|recache|nocache
* @param string $linking linkonly|detail|nolink
* @param bool $return return HTML instead of adding to $doc
* @return void|string writes to doc attribute or returns html depends on $return
*/
public function internalmedia($src, $title = null, $align = null, $width = null,
$height = null, $cache = null, $linking = null, $return = false) {
global $ID;
if (strpos($src, '#') !== false) {
list($src, $hash) = explode('#', $src, 2);
}
resolve_mediaid(getNS($ID), $src, $exists, $this->date_at, true);
$noLink = false;
$render = ($linking == 'linkonly') ? false : true;
$link = $this->_getMediaLinkConf($src, $title, $align, $width, $height, $cache, $render);
list($ext, $mime) = mimetype($src, false);
if(substr($mime, 0, 5) == 'image' && $render) {
$link['url'] = ml(
$src,
array(
'id' => $ID,
'cache' => $cache,
'rev' => $this->_getLastMediaRevisionAt($src)
),
($linking == 'direct')
);
} elseif(($mime == 'application/x-shockwave-flash' || media_supportedav($mime)) && $render) {
// don't link movies
$noLink = true;
} else {
// add file icons
$class = preg_replace('/[^_\-a-z0-9]+/i', '_', $ext);
$link['class'] .= ' mediafile mf_'.$class;
$link['url'] = ml(
$src,
array(
'id' => $ID,
'cache' => $cache,
'rev' => $this->_getLastMediaRevisionAt($src)
),
true
);
if($exists) $link['title'] .= ' ('.filesize_h(filesize(mediaFN($src))).')';
}
if (!empty($hash)) $link['url'] .= '#'.$hash;
//markup non existing files
if(!$exists) {
$link['class'] .= ' wikilink2';
}
//output formatted
if($return) {
if($linking == 'nolink' || $noLink) return $link['name'];
else return $this->_formatLink($link);
} else {
if($linking == 'nolink' || $noLink) $this->doc .= $link['name'];
else $this->doc .= $this->_formatLink($link);
}
}
/**
* Render an external media file
*
* @param string $src full media URL
* @param string $title descriptive text
* @param string $align left|center|right
* @param int $width width of media in pixel
* @param int $height height of media in pixel
* @param string $cache cache|recache|nocache
* @param string $linking linkonly|detail|nolink
* @param bool $return return HTML instead of adding to $doc
* @return void|string writes to doc attribute or returns html depends on $return
*/
public function externalmedia($src, $title = null, $align = null, $width = null,
$height = null, $cache = null, $linking = null, $return = false) {
if(link_isinterwiki($src)){
list($shortcut, $reference) = explode('>', $src, 2);
$exists = null;
$src = $this->_resolveInterWiki($shortcut, $reference, $exists);
if($src == '' && empty($title)){
// make sure at least something will be shown in this case
$title = $reference;
}
}
list($src, $hash) = explode('#', $src, 2);
$noLink = false;
if($src == '') {
// only output plaintext without link if there is no src
$noLink = true;
}
$render = ($linking == 'linkonly') ? false : true;
$link = $this->_getMediaLinkConf($src, $title, $align, $width, $height, $cache, $render);
$link['url'] = ml($src, array('cache' => $cache));
list($ext, $mime) = mimetype($src, false);
if(substr($mime, 0, 5) == 'image' && $render) {
// link only jpeg images
// if ($ext != 'jpg' && $ext != 'jpeg') $noLink = true;
} elseif(($mime == 'application/x-shockwave-flash' || media_supportedav($mime)) && $render) {
// don't link movies
$noLink = true;
} else {
// add file icons
$class = preg_replace('/[^_\-a-z0-9]+/i', '_', $ext);
$link['class'] .= ' mediafile mf_'.$class;
}
if($hash) $link['url'] .= '#'.$hash;
//output formatted
if($return) {
if($linking == 'nolink' || $noLink) return $link['name'];
else return $this->_formatLink($link);
} else {
if($linking == 'nolink' || $noLink) $this->doc .= $link['name'];
else $this->doc .= $this->_formatLink($link);
}
}
/**
* Renders an RSS feed
*
* @param string $url URL of the feed
* @param array $params Finetuning of the output
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
public function rss($url, $params) {
global $lang;
global $conf;
require_once(DOKU_INC.'inc/FeedParser.php');
$feed = new FeedParser();
$feed->set_feed_url($url);
//disable warning while fetching
if(!defined('DOKU_E_LEVEL')) {
$elvl = error_reporting(E_ERROR);
}
$rc = $feed->init();
if(isset($elvl)) {
error_reporting($elvl);
}
if($params['nosort']) $feed->enable_order_by_date(false);
//decide on start and end
if($params['reverse']) {
$mod = -1;
$start = $feed->get_item_quantity() - 1;
$end = $start - ($params['max']);
$end = ($end < -1) ? -1 : $end;
} else {
$mod = 1;
$start = 0;
$end = $feed->get_item_quantity();
$end = ($end > $params['max']) ? $params['max'] : $end;
}
$this->doc .= '<ul class="rss">';
if($rc) {
for($x = $start; $x != $end; $x += $mod) {
$item = $feed->get_item($x);
$this->doc .= '<li><div class="li">';
// support feeds without links
$lnkurl = $item->get_permalink();
if($lnkurl) {
// title is escaped by SimplePie, we unescape here because it
// is escaped again in externallink() FS#1705
$this->externallink(
$item->get_permalink(),
html_entity_decode($item->get_title(), ENT_QUOTES, 'UTF-8')
);
} else {
$this->doc .= ' '.$item->get_title();
}
if($params['author']) {
$author = $item->get_author(0);
if($author) {
$name = $author->get_name();
if(!$name) $name = $author->get_email();
if($name) $this->doc .= ' '.$lang['by'].' '.hsc($name);
}
}
if($params['date']) {
$this->doc .= ' ('.$item->get_local_date($conf['dformat']).')';
}
if($params['details']) {
$this->doc .= '<div class="detail">';
if($conf['htmlok']) {
$this->doc .= $item->get_description();
} else {
$this->doc .= strip_tags($item->get_description());
}
$this->doc .= '</div>';
}
$this->doc .= '</div></li>';
}
} else {
$this->doc .= '<li><div class="li">';
$this->doc .= '<em>'.$lang['rssfailed'].'</em>';
$this->externallink($url);
if($conf['allowdebug']) {
$this->doc .= '<!--'.hsc($feed->error).'-->';
}
$this->doc .= '</div></li>';
}
$this->doc .= '</ul>';
}
/**
* Start a table
*
* @param int $maxcols maximum number of columns
* @param int $numrows NOT IMPLEMENTED
* @param int $pos byte position in the original source
* @param string|string[] $classes css classes - have to be valid, do not pass unfiltered user input
*/
public function table_open($maxcols = null, $numrows = null, $pos = null, $classes = null) {
// initialize the row counter used for classes
$this->_counter['row_counter'] = 0;
$class = 'table';
if($classes !== null) {
if(is_array($classes)) $classes = join(' ', $classes);
$class .= ' ' . $classes;
}
if($pos !== null) {
$hid = $this->_headerToLink($class, true);
$data = array();
$data['target'] = 'table';
$data['name'] = '';
$data['hid'] = $hid;
$class .= ' '.$this->startSectionEdit($pos, $data);
}
$this->doc .= '<div class="'.$class.'"><table class="inline">'.
DOKU_LF;
}
/**
* Close a table
*
* @param int $pos byte position in the original source
*/
public function table_close($pos = null) {
$this->doc .= '</table></div>'.DOKU_LF;
if($pos !== null) {
$this->finishSectionEdit($pos);
}
}
/**
* Open a table header
*/
public function tablethead_open() {
$this->doc .= DOKU_TAB.'<thead>'.DOKU_LF;
}
/**
* Close a table header
*/
public function tablethead_close() {
$this->doc .= DOKU_TAB.'</thead>'.DOKU_LF;
}
/**
* Open a table body
*/
public function tabletbody_open() {
$this->doc .= DOKU_TAB.'<tbody>'.DOKU_LF;
}
/**
* Close a table body
*/
public function tabletbody_close() {
$this->doc .= DOKU_TAB.'</tbody>'.DOKU_LF;
}
/**
* Open a table footer
*/
public function tabletfoot_open() {
$this->doc .= DOKU_TAB.'<tfoot>'.DOKU_LF;
}
/**
* Close a table footer
*/
public function tabletfoot_close() {
$this->doc .= DOKU_TAB.'</tfoot>'.DOKU_LF;
}
/**
* Open a table row
*
* @param string|string[] $classes css classes - have to be valid, do not pass unfiltered user input
*/
public function tablerow_open($classes = null) {
// initialize the cell counter used for classes
$this->_counter['cell_counter'] = 0;
$class = 'row'.$this->_counter['row_counter']++;
if($classes !== null) {
if(is_array($classes)) $classes = join(' ', $classes);
$class .= ' ' . $classes;
}
$this->doc .= DOKU_TAB.'<tr class="'.$class.'">'.DOKU_LF.DOKU_TAB.DOKU_TAB;
}
/**
* Close a table row
*/
public function tablerow_close() {
$this->doc .= DOKU_LF.DOKU_TAB.'</tr>'.DOKU_LF;
}
/**
* Open a table header cell
*
* @param int $colspan
* @param string $align left|center|right
* @param int $rowspan
* @param string|string[] $classes css classes - have to be valid, do not pass unfiltered user input
*/
public function tableheader_open($colspan = 1, $align = null, $rowspan = 1, $classes = null) {
$class = 'class="col'.$this->_counter['cell_counter']++;
if(!is_null($align)) {
$class .= ' '.$align.'align';
}
if($classes !== null) {
if(is_array($classes)) $classes = join(' ', $classes);
$class .= ' ' . $classes;
}
$class .= '"';
$this->doc .= '<th '.$class;
if($colspan > 1) {
$this->_counter['cell_counter'] += $colspan - 1;
$this->doc .= ' colspan="'.$colspan.'"';
}
if($rowspan > 1) {
$this->doc .= ' rowspan="'.$rowspan.'"';
}
$this->doc .= '>';
}
/**
* Close a table header cell
*/
public function tableheader_close() {
$this->doc .= '</th>';
}
/**
* Open a table cell
*
* @param int $colspan
* @param string $align left|center|right
* @param int $rowspan
* @param string|string[] $classes css classes - have to be valid, do not pass unfiltered user input
*/
public function tablecell_open($colspan = 1, $align = null, $rowspan = 1, $classes = null) {
$class = 'class="col'.$this->_counter['cell_counter']++;
if(!is_null($align)) {
$class .= ' '.$align.'align';
}
if($classes !== null) {
if(is_array($classes)) $classes = join(' ', $classes);
$class .= ' ' . $classes;
}
$class .= '"';
$this->doc .= '<td '.$class;
if($colspan > 1) {
$this->_counter['cell_counter'] += $colspan - 1;
$this->doc .= ' colspan="'.$colspan.'"';
}
if($rowspan > 1) {
$this->doc .= ' rowspan="'.$rowspan.'"';
}
$this->doc .= '>';
}
/**
* Close a table cell
*/
public function tablecell_close() {
$this->doc .= '</td>';
}
/**
* Returns the current header level.
* (required e.g. by the filelist plugin)
*
* @return int The current header level
*/
public function getLastlevel() {
return $this->lastlevel;
}
#region Utility functions
/**
* Build a link
*
* Assembles all parts defined in $link returns HTML for the link
*
* @param array $link attributes of a link
* @return string
*
* @author Andreas Gohr <andi@splitbrain.org>
*/
public function _formatLink($link) {
//make sure the url is XHTML compliant (skip mailto)
if(substr($link['url'], 0, 7) != 'mailto:') {
$link['url'] = str_replace('&', '&amp;', $link['url']);
$link['url'] = str_replace('&amp;amp;', '&amp;', $link['url']);
}
//remove double encodings in titles
$link['title'] = str_replace('&amp;amp;', '&amp;', $link['title']);
// be sure there are no bad chars in url or title
// (we can't do this for name because it can contain an img tag)
$link['url'] = strtr($link['url'], array('>' => '%3E', '<' => '%3C', '"' => '%22'));
$link['title'] = strtr($link['title'], array('>' => '&gt;', '<' => '&lt;', '"' => '&quot;'));
$ret = '';
$ret .= $link['pre'];
$ret .= '<a href="'.$link['url'].'"';
if(!empty($link['class'])) $ret .= ' class="'.$link['class'].'"';
if(!empty($link['target'])) $ret .= ' target="'.$link['target'].'"';
if(!empty($link['title'])) $ret .= ' title="'.$link['title'].'"';
if(!empty($link['style'])) $ret .= ' style="'.$link['style'].'"';
if(!empty($link['rel'])) $ret .= ' rel="'.trim($link['rel']).'"';
if(!empty($link['more'])) $ret .= ' '.$link['more'];
$ret .= '>';
$ret .= $link['name'];
$ret .= '</a>';
$ret .= $link['suf'];
return $ret;
}
/**
* Renders internal and external media
*
* @author Andreas Gohr <andi@splitbrain.org>
* @param string $src media ID
* @param string $title descriptive text
* @param string $align left|center|right
* @param int $width width of media in pixel
* @param int $height height of media in pixel
* @param string $cache cache|recache|nocache
* @param bool $render should the media be embedded inline or just linked
* @return string
*/
public function _media($src, $title = null, $align = null, $width = null,
$height = null, $cache = null, $render = true) {
$ret = '';
list($ext, $mime) = mimetype($src);
if(substr($mime, 0, 5) == 'image') {
// first get the $title
if(!is_null($title)) {
$title = $this->_xmlEntities($title);
} elseif($ext == 'jpg' || $ext == 'jpeg') {
//try to use the caption from IPTC/EXIF
require_once(DOKU_INC.'inc/JpegMeta.php');
$jpeg = new JpegMeta(mediaFN($src));
if($jpeg !== false) $cap = $jpeg->getTitle();
if(!empty($cap)) {
$title = $this->_xmlEntities($cap);
}
}
if(!$render) {
// if the picture is not supposed to be rendered
// return the title of the picture
if($title === null || $title === "") {
// just show the sourcename
$title = $this->_xmlEntities(\dokuwiki\Utf8\PhpString::basename(noNS($src)));
}
return $title;
}
//add image tag
$ret .= '<img src="' . ml(
$src,
array(
'w' => $width, 'h' => $height,
'cache' => $cache,
'rev' => $this->_getLastMediaRevisionAt($src)
)
) . '"';
$ret .= ' class="media'.$align.'"';
if($title) {
$ret .= ' title="'.$title.'"';
$ret .= ' alt="'.$title.'"';
} else {
$ret .= ' alt=""';
}
if(!is_null($width))
$ret .= ' width="'.$this->_xmlEntities($width).'"';
if(!is_null($height))
$ret .= ' height="'.$this->_xmlEntities($height).'"';
$ret .= ' />';
} elseif(media_supportedav($mime, 'video') || media_supportedav($mime, 'audio')) {
// first get the $title
$title = !is_null($title) ? $title : false;
if(!$render) {
// if the file is not supposed to be rendered
// return the title of the file (just the sourcename if there is no title)
return $this->_xmlEntities($title ? $title : \dokuwiki\Utf8\PhpString::basename(noNS($src)));
}
$att = array();
$att['class'] = "media$align";
if($title) {
$att['title'] = $title;
}
if(media_supportedav($mime, 'video')) {
//add video
$ret .= $this->_video($src, $width, $height, $att);
}
if(media_supportedav($mime, 'audio')) {
//add audio
$ret .= $this->_audio($src, $att);
}
} elseif($mime == 'application/x-shockwave-flash') {
if(!$render) {
// if the flash is not supposed to be rendered
// return the title of the flash
if(!$title) {
// just show the sourcename
$title = \dokuwiki\Utf8\PhpString::basename(noNS($src));
}
return $this->_xmlEntities($title);
}
$att = array();
$att['class'] = "media$align";
if($align == 'right') $att['align'] = 'right';
if($align == 'left') $att['align'] = 'left';
$ret .= html_flashobject(
ml($src, array('cache' => $cache), true, '&'), $width, $height,
array('quality' => 'high'),
null,
$att,
$this->_xmlEntities($title)
);
} elseif($title) {
// well at least we have a title to display
$ret .= $this->_xmlEntities($title);
} else {
// just show the sourcename
$ret .= $this->_xmlEntities(\dokuwiki\Utf8\PhpString::basename(noNS($src)));
}
return $ret;
}
/**
* Escape string for output
*
* @param $string
* @return string
*/
public function _xmlEntities($string) {
return htmlspecialchars($string, ENT_QUOTES, 'UTF-8');
}
/**
* Construct a title and handle images in titles
*
* @author Harry Fuecks <hfuecks@gmail.com>
* @param string|array $title either string title or media array
* @param string $default default title if nothing else is found
* @param bool $isImage will be set to true if it's a media file
* @param null|string $id linked page id (used to extract title from first heading)
* @param string $linktype content|navigation
* @return string HTML of the title, might be full image tag or just escaped text
*/
public function _getLinkTitle($title, $default, &$isImage, $id = null, $linktype = 'content') {
$isImage = false;
if(is_array($title)) {
$isImage = true;
return $this->_imageTitle($title);
} elseif(is_null($title) || trim($title) == '') {
if(useHeading($linktype) && $id) {
$heading = p_get_first_heading($id);
if(!blank($heading)) {
return $this->_xmlEntities($heading);
}
}
return $this->_xmlEntities($default);
} else {
return $this->_xmlEntities($title);
}
}
/**
* Returns HTML code for images used in link titles
*
* @author Andreas Gohr <andi@splitbrain.org>
* @param array $img
* @return string HTML img tag or similar
*/
public function _imageTitle($img) {
global $ID;
// some fixes on $img['src']
// see internalmedia() and externalmedia()
list($img['src']) = explode('#', $img['src'], 2);
if($img['type'] == 'internalmedia') {
resolve_mediaid(getNS($ID), $img['src'], $exists ,$this->date_at, true);
}
return $this->_media(
$img['src'],
$img['title'],
$img['align'],
$img['width'],
$img['height'],
$img['cache']
);
}
/**
* helperfunction to return a basic link to a media
*
* used in internalmedia() and externalmedia()
*
* @author Pierre Spring <pierre.spring@liip.ch>
* @param string $src media ID
* @param string $title descriptive text
* @param string $align left|center|right
* @param int $width width of media in pixel
* @param int $height height of media in pixel
* @param string $cache cache|recache|nocache
* @param bool $render should the media be embedded inline or just linked
* @return array associative array with link config
*/
public function _getMediaLinkConf($src, $title, $align, $width, $height, $cache, $render) {
global $conf;
$link = array();
$link['class'] = 'media';
$link['style'] = '';
$link['pre'] = '';
$link['suf'] = '';
$link['more'] = '';
$link['target'] = $conf['target']['media'];
if($conf['target']['media']) $link['rel'] = 'noopener';
$link['title'] = $this->_xmlEntities($src);
$link['name'] = $this->_media($src, $title, $align, $width, $height, $cache, $render);
return $link;
}
/**
* Embed video(s) in HTML
*
* @author Anika Henke <anika@selfthinker.org>
* @author Schplurtz le Déboulonné <Schplurtz@laposte.net>
*
* @param string $src - ID of video to embed
* @param int $width - width of the video in pixels
* @param int $height - height of the video in pixels
* @param array $atts - additional attributes for the <video> tag
* @return string
*/
public function _video($src, $width, $height, $atts = null) {
// prepare width and height
if(is_null($atts)) $atts = array();
$atts['width'] = (int) $width;
$atts['height'] = (int) $height;
if(!$atts['width']) $atts['width'] = 320;
if(!$atts['height']) $atts['height'] = 240;
$posterUrl = '';
$files = array();
$tracks = array();
$isExternal = media_isexternal($src);
if ($isExternal) {
// take direct source for external files
list(/*ext*/, $srcMime) = mimetype($src);
$files[$srcMime] = $src;
} else {
// prepare alternative formats
$extensions = array('webm', 'ogv', 'mp4');
$files = media_alternativefiles($src, $extensions);
$poster = media_alternativefiles($src, array('jpg', 'png'));
$tracks = media_trackfiles($src);
if(!empty($poster)) {
$posterUrl = ml(reset($poster), '', true, '&');
}
}
$out = '';
// open video tag
$out .= '<video '.buildAttributes($atts).' controls="controls"';
if($posterUrl) $out .= ' poster="'.hsc($posterUrl).'"';
$out .= '>'.NL;
$fallback = '';
// output source for each alternative video format
foreach($files as $mime => $file) {
if ($isExternal) {
$url = $file;
$linkType = 'externalmedia';
} else {
$url = ml($file, '', true, '&');
$linkType = 'internalmedia';
}
$title = $atts['title'] ? $atts['title'] : $this->_xmlEntities(\dokuwiki\Utf8\PhpString::basename(noNS($file)));
$out .= '<source src="'.hsc($url).'" type="'.$mime.'" />'.NL;
// alternative content (just a link to the file)
$fallback .= $this->$linkType(
$file,
$title,
null,
null,
null,
$cache = null,
$linking = 'linkonly',
$return = true
);
}
// output each track if any
foreach( $tracks as $trackid => $info ) {
list( $kind, $srclang ) = array_map( 'hsc', $info );
$out .= "<track kind=\"$kind\" srclang=\"$srclang\" ";
$out .= "label=\"$srclang\" ";
$out .= 'src="'.ml($trackid, '', true).'">'.NL;
}
// finish
$out .= $fallback;
$out .= '</video>'.NL;
return $out;
}
/**
* Embed audio in HTML
*
* @author Anika Henke <anika@selfthinker.org>
*
* @param string $src - ID of audio to embed
* @param array $atts - additional attributes for the <audio> tag
* @return string
*/
public function _audio($src, $atts = array()) {
$files = array();
$isExternal = media_isexternal($src);
if ($isExternal) {
// take direct source for external files
list(/*ext*/, $srcMime) = mimetype($src);
$files[$srcMime] = $src;
} else {
// prepare alternative formats
$extensions = array('ogg', 'mp3', 'wav');
$files = media_alternativefiles($src, $extensions);
}
$out = '';
// open audio tag
$out .= '<audio '.buildAttributes($atts).' controls="controls">'.NL;
$fallback = '';
// output source for each alternative audio format
foreach($files as $mime => $file) {
if ($isExternal) {
$url = $file;
$linkType = 'externalmedia';
} else {
$url = ml($file, '', true, '&');
$linkType = 'internalmedia';
}
$title = $atts['title'] ? $atts['title'] : $this->_xmlEntities(\dokuwiki\Utf8\PhpString::basename(noNS($file)));
$out .= '<source src="'.hsc($url).'" type="'.$mime.'" />'.NL;
// alternative content (just a link to the file)
$fallback .= $this->$linkType(
$file,
$title,
null,
null,
null,
$cache = null,
$linking = 'linkonly',
$return = true
);
}
// finish
$out .= $fallback;
$out .= '</audio>'.NL;
return $out;
}
/**
* _getLastMediaRevisionAt is a helperfunction to internalmedia() and _media()
* which returns an existing media revision less or equal to rev or date_at
*
* @author lisps
* @param string $media_id
* @access protected
* @return string revision ('' for current)
*/
protected function _getLastMediaRevisionAt($media_id){
if(!$this->date_at || media_isexternal($media_id)) return '';
$pagelog = new MediaChangeLog($media_id);
return $pagelog->getLastRevisionAt($this->date_at);
}
#endregion
}
//Setup VIM: ex: et ts=4 :
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