inc/html.php

   1 <?php
   2 /**
   3  * HTML output functions
   4  *
   5  * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
   6  * @author     Andreas Gohr <andi@splitbrain.org>
   7  */
   8
   9 if(!defined('DOKU_INC')) die('meh.');
  10 if(!defined('NL')) define('NL',"\n");
  11
  12 /**
  13  * Convenience function to quickly build a wikilink
  14  *
  15  * @author Andreas Gohr <andi@splitbrain.org>
  16  * @param string  $id      id of the target page
  17  * @param string  $name    the name of the link, i.e. the text that is displayed
  18  * @param string|array  $search  search string(s) that shall be highlighted in the target page
  19  * @return string the HTML code of the link
  20  */
  21 function html_wikilink($id,$name=null,$search=''){
  22     /** @var Doku_Renderer_xhtml $xhtml_renderer */
  23     static $xhtml_renderer = null;
  24     if(is_null($xhtml_renderer)){
  25         $xhtml_renderer = p_get_renderer('xhtml');
  26     }
  27
  28     return $xhtml_renderer->internallink($id,$name,$search,true,'navigation');
  29 }
  30
  31 /**
  32  * The loginform
  33  *
  34  * @author   Andreas Gohr <andi@splitbrain.org>
  35  */
  36 function html_login(){
  37     global $lang;
  38     global $conf;
  39     global $ID;
  40     global $INPUT;
  41
  42     print p_locale_xhtml('login');
  43     print '<div class="centeralign">'.NL;
  44     $form = new Doku_Form(array('id' => 'dw__login'));
  45     $form->startFieldset($lang['btn_login']);
  46     $form->addHidden('id', $ID);
  47     $form->addHidden('do', 'login');
  48     $form->addElement(form_makeTextField('u', ((!$INPUT->bool('http_credentials')) ? $INPUT->str('u') : ''), $lang['user'], 'focus__this', 'block'));
  49     $form->addElement(form_makePasswordField('p', $lang['pass'], '', 'block'));
  50     if($conf['rememberme']) {
  51         $form->addElement(form_makeCheckboxField('r', '1', $lang['remember'], 'remember__me', 'simple'));
  52     }
  53     $form->addElement(form_makeButton('submit', '', $lang['btn_login']));
  54     $form->endFieldset();
  55
  56     if(actionOK('register')){
  57         $form->addElement('<p>'.$lang['reghere'].': '.tpl_actionlink('register','','','',true).'</p>');
  58     }
  59
  60     if (actionOK('resendpwd')) {
  61         $form->addElement('<p>'.$lang['pwdforget'].': '.tpl_actionlink('resendpwd','','','',true).'</p>');
  62     }
  63
  64     html_form('login', $form);
  65     print '</div>'.NL;
  66 }
  67
  68
  69 /**
  70  * Denied page content
  71  *
  72  * @return string html
  73  */
  74 function html_denied() {
  75     print p_locale_xhtml('denied');
  76
  77     if(empty($_SERVER['REMOTE_USER'])){
  78         html_login();
  79     }
  80 }
  81
  82 /**
  83  * inserts section edit buttons if wanted or removes the markers
  84  *
  85  * @author Andreas Gohr <andi@splitbrain.org>
  86  *
  87  * @param string $text
  88  * @param bool   $show show section edit buttons?
  89  * @return string
  90  */
  91 function html_secedit($text,$show=true){
  92     global $INFO;
  93
  94     $regexp = '#<!-- EDIT(\d+) ([A-Z_]+) (?:"([^"]*)" )?\[(\d+-\d*)\] -->#';
  95
  96     if(!$INFO['writable'] || !$show || $INFO['rev']){
  97         return preg_replace($regexp,'',$text);
  98     }
  99
 100     return preg_replace_callback($regexp,
 101                 'html_secedit_button', $text);
 102 }
 103
 104 /**
 105  * prepares section edit button data for event triggering
 106  * used as a callback in html_secedit
 107  *
 108  * @author Andreas Gohr <andi@splitbrain.org>
 109  *
 110  * @param array $matches matches with regexp
 111  * @return string
 112  * @triggers HTML_SECEDIT_BUTTON
 113  */
 114 function html_secedit_button($matches){
 115     $data = array('secid'  => $matches[1],
 116                   'target' => strtolower($matches[2]),
 117                   'range'  => $matches[count($matches) - 1]);
 118     if (count($matches) === 5) {
 119         $data['name'] = $matches[3];
 120     }
 121
 122     return trigger_event('HTML_SECEDIT_BUTTON', $data,
 123                          'html_secedit_get_button');
 124 }
 125
 126 /**
 127  * prints a section editing button
 128  * used as default action form HTML_SECEDIT_BUTTON
 129  *
 130  * @author Adrian Lang <lang@cosmocode.de>
 131  *
 132  * @param array $data name, section id and target
 133  * @return string html
 134  */
 135 function html_secedit_get_button($data) {
 136     global $ID;
 137     global $INFO;
 138
 139     if (!isset($data['name']) || $data['name'] === '') return '';
 140
 141     $name = $data['name'];
 142     unset($data['name']);
 143
 144     $secid = $data['secid'];
 145     unset($data['secid']);
 146
 147     return "<div class='secedit editbutton_" . $data['target'] .
 148                        " editbutton_" . $secid . "'>" .
 149            html_btn('secedit', $ID, '',
 150                     array_merge(array('do'  => 'edit',
 151                                       'rev' => $INFO['lastmod'],
 152                                       'summary' => '['.$name.'] '), $data),
 153                     'post', $name) . '</div>';
 154 }
 155
 156 /**
 157  * Just the back to top button (in its own form)
 158  *
 159  * @author Andreas Gohr <andi@splitbrain.org>
 160  *
 161  * @return string html
 162  */
 163 function html_topbtn(){
 164     global $lang;
 165
 166     $ret  = '<a class="nolink" href="#dokuwiki__top"><input type="button" class="button" value="'.$lang['btn_top'].'" onclick="window.scrollTo(0, 0)" title="'.$lang['btn_top'].'" /></a>';
 167
 168     return $ret;
 169 }
 170
 171 /**
 172  * Displays a button (using its own form)
 173  * If tooltip exists, the access key tooltip is replaced.
 174  *
 175  * @author Andreas Gohr <andi@splitbrain.org>
 176  *
 177  * @param string         $name
 178  * @param string         $id
 179  * @param string         $akey   access key
 180  * @param string[] $params key-value pairs added as hidden inputs
 181  * @param string         $method
 182  * @param string         $tooltip
 183  * @param bool|string    $label  label text, false: lookup btn_$name in localization
 184  * @return string
 185  */
 186 function html_btn($name, $id, $akey, $params, $method='get', $tooltip='', $label=false){
 187     global $conf;
 188     global $lang;
 189
 190     if (!$label)
 191         $label = $lang['btn_'.$name];
 192
 193     $ret = '';
 194
 195     //filter id (without urlencoding)
 196     $id = idfilter($id,false);
 197
 198     //make nice URLs even for buttons
 199     if($conf['userewrite'] == 2){
 200         $script = DOKU_BASE.DOKU_SCRIPT.'/'.$id;
 201     }elseif($conf['userewrite']){
 202         $script = DOKU_BASE.$id;
 203     }else{
 204         $script = DOKU_BASE.DOKU_SCRIPT;
 205         $params['id'] = $id;
 206     }
 207
 208     $ret .= '<form class="button btn_'.$name.'" method="'.$method.'" action="'.$script.'"><div class="no">';
 209
 210     if(is_array($params)){
 211         reset($params);
 212         while (list($key, $val) = each($params)) {
 213             $ret .= '<input type="hidden" name="'.$key.'" ';
 214             $ret .= 'value="'.htmlspecialchars($val).'" />';
 215         }
 216     }
 217
 218     if ($tooltip!='') {
 219         $tip = htmlspecialchars($tooltip);
 220     }else{
 221         $tip = htmlspecialchars($label);
 222     }
 223
 224     $ret .= '<button type="submit" ';
 225     if($akey){
 226         $tip .= ' ['.strtoupper($akey).']';
 227         $ret .= 'accesskey="'.$akey.'" ';
 228     }
 229     $ret .= 'title="'.$tip.'">';
 230     $ret .= hsc($label);
 231     $ret .= '</button>';
 232     $ret .= '</div></form>';
 233
 234     return $ret;
 235 }
 236 /**
 237  * show a revision warning
 238  *
 239  * @author Szymon Olewniczak <dokuwiki@imz.re>
 240  */
 241 function html_showrev() {
 242     print p_locale_xhtml('showrev');
 243 }
 244
 245 /**
 246  * Show a wiki page
 247  *
 248  * @author Andreas Gohr <andi@splitbrain.org>
 249  *
 250  * @param null|string $txt wiki text or null for showing $ID
 251  */
 252 function html_show($txt=null){
 253     global $ID;
 254     global $REV;
 255     global $HIGH;
 256     global $INFO;
 257     global $DATE_AT;
 258     //disable section editing for old revisions or in preview
 259     if($txt || $REV){
 260         $secedit = false;
 261     }else{
 262         $secedit = true;
 263     }
 264
 265     if (!is_null($txt)){
 266         //PreviewHeader
 267         echo '<br id="scroll__here" />';
 268         echo p_locale_xhtml('preview');
 269         echo '<div class="preview"><div class="pad">';
 270         $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
 271         if($INFO['prependTOC']) $html = tpl_toc(true).$html;
 272         echo $html;
 273         echo '<div class="clearer"></div>';
 274         echo '</div></div>';
 275
 276     }else{
 277         if ($REV||$DATE_AT){
 278             $data = array('rev' => &$REV, 'date_at' => &$DATE_AT);
 279             trigger_event('HTML_SHOWREV_OUTPUT', $data, 'html_showrev');
 280         }
 281         $html = p_wiki_xhtml($ID,$REV,true,$DATE_AT);
 282         $html = html_secedit($html,$secedit);
 283         if($INFO['prependTOC']) $html = tpl_toc(true).$html;
 284         $html = html_hilight($html,$HIGH);
 285         echo $html;
 286     }
 287 }
 288
 289 /**
 290  * ask the user about how to handle an exisiting draft
 291  *
 292  * @author Andreas Gohr <andi@splitbrain.org>
 293  */
 294 function html_draft(){
 295     global $INFO;
 296     global $ID;
 297     global $lang;
 298     $draft = unserialize(io_readFile($INFO['draft'],false));
 299     $text  = cleanText(con($draft['prefix'],$draft['text'],$draft['suffix'],true));
 300
 301     print p_locale_xhtml('draft');
 302     $form = new Doku_Form(array('id' => 'dw__editform'));
 303     $form->addHidden('id', $ID);
 304     $form->addHidden('date', $draft['date']);
 305     $form->addElement(form_makeWikiText($text, array('readonly'=>'readonly')));
 306     $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
 307     $form->addElement($lang['draftdate'].' '. dformat(filemtime($INFO['draft'])));
 308     $form->addElement(form_makeCloseTag('div'));
 309     $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
 310     $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
 311     $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
 312     html_form('draft', $form);
 313 }
 314
 315 /**
 316  * Highlights searchqueries in HTML code
 317  *
 318  * @author Andreas Gohr <andi@splitbrain.org>
 319  * @author Harry Fuecks <hfuecks@gmail.com>
 320  *
 321  * @param string $html
 322  * @param array|string $phrases
 323  * @return string html
 324  */
 325 function html_hilight($html,$phrases){
 326     $phrases = (array) $phrases;
 327     $phrases = array_map('preg_quote_cb', $phrases);
 328     $phrases = array_map('ft_snippet_re_preprocess', $phrases);
 329     $phrases = array_filter($phrases);
 330     $regex = join('|',$phrases);
 331
 332     if ($regex === '') return $html;
 333     if (!utf8_check($regex)) return $html;
 334     $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);
 335     return $html;
 336 }
 337
 338 /**
 339  * Callback used by html_hilight()
 340  *
 341  * @author Harry Fuecks <hfuecks@gmail.com>
 342  *
 343  * @param array $m matches
 344  * @return string html
 345  */
 346 function html_hilight_callback($m) {
 347     $hlight = unslash($m[0]);
 348     if ( !isset($m[2])) {
 349         $hlight = '<span class="search_hit">'.$hlight.'</span>';
 350     }
 351     return $hlight;
 352 }
 353
 354 /**
 355  * Run a search and display the result
 356  *
 357  * @author Andreas Gohr <andi@splitbrain.org>
 358  */
 359 function html_search(){
 360     global $QUERY, $ID;
 361     global $lang;
 362
 363     $intro = p_locale_xhtml('searchpage');
 364     // allow use of placeholder in search intro
 365     $pagecreateinfo = (auth_quickaclcheck($ID) >= AUTH_CREATE) ? $lang['searchcreatepage'] : '';
 366     $intro = str_replace(
 367         array('@QUERY@', '@SEARCH@', '@CREATEPAGEINFO@'),
 368         array(hsc(rawurlencode($QUERY)), hsc($QUERY), $pagecreateinfo),
 369         $intro
 370     );
 371     echo $intro;
 372     flush();
 373
 374     //show progressbar
 375     print '<div id="dw__loading">'.NL;
 376     print '<script type="text/javascript">/*<![CDATA[*/'.NL;
 377     print 'showLoadBar();'.NL;
 378     print '/*!]]>*/</script>'.NL;
 379     print '</div>'.NL;
 380     flush();
 381
 382     //do quick pagesearch
 383     $data = ft_pageLookup($QUERY,true,useHeading('navigation'));
 384     if(count($data)){
 385         print '<div class="search_quickresult">';
 386         print '<h3>'.$lang['quickhits'].':</h3>';
 387         print '<ul class="search_quickhits">';
 388         foreach($data as $id => $title){
 389             print '<li> ';
 390             if (useHeading('navigation')) {
 391                 $name = $title;
 392             }else{
 393                 $ns = getNS($id);
 394                 if($ns){
 395                     $name = shorten(noNS($id), ' ('.$ns.')',30);
 396                 }else{
 397                     $name = $id;
 398                 }
 399             }
 400             print html_wikilink(':'.$id,$name);
 401             print '</li> ';
 402         }
 403         print '</ul> ';
 404         //clear float (see http://www.complexspiral.com/publications/containing-floats/)
 405         print '<div class="clearer"></div>';
 406         print '</div>';
 407     }
 408     flush();
 409
 410     //do fulltext search
 411     $data = ft_pageSearch($QUERY,$regex);
 412     if(count($data)){
 413         print '<dl class="search_results">';
 414         $num = 1;
 415         foreach($data as $id => $cnt){
 416             print '<dt>';
 417             print html_wikilink(':'.$id,useHeading('navigation')?null:$id,$regex);
 418             if($cnt !== 0){
 419                 print ': '.$cnt.' '.$lang['hits'].'';
 420             }
 421             print '</dt>';
 422             if($cnt !== 0){
 423                 if($num < FT_SNIPPET_NUMBER){ // create snippets for the first number of matches only
 424                     print '<dd>'.ft_snippet($id,$regex).'</dd>';
 425                 }
 426                 $num++;
 427             }
 428             flush();
 429         }
 430         print '</dl>';
 431     }else{
 432         print '<div class="nothing">'.$lang['nothingfound'].'</div>';
 433     }
 434
 435     //hide progressbar
 436     print '<script type="text/javascript">/*<![CDATA[*/'.NL;
 437     print 'hideLoadBar("dw__loading");'.NL;
 438     print '/*!]]>*/</script>'.NL;
 439     flush();
 440 }
 441
 442 /**
 443  * Display error on locked pages
 444  *
 445  * @author Andreas Gohr <andi@splitbrain.org>
 446  */
 447 function html_locked(){
 448     global $ID;
 449     global $conf;
 450     global $lang;
 451     global $INFO;
 452
 453     $locktime = filemtime(wikiLockFN($ID));
 454     $expire = dformat($locktime + $conf['locktime']);
 455     $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
 456
 457     print p_locale_xhtml('locked');
 458     print '<ul>';
 459     print '<li><div class="li"><strong>'.$lang['lockedby'].'</strong> '.editorinfo($INFO['locked']).'</div></li>';
 460     print '<li><div class="li"><strong>'.$lang['lockexpire'].'</strong> '.$expire.' ('.$min.' min)</div></li>';
 461     print '</ul>';
 462 }
 463
 464 /**
 465  * list old revisions
 466  *
 467  * @author Andreas Gohr <andi@splitbrain.org>
 468  * @author Ben Coburn <btcoburn@silicodon.net>
 469  * @author Kate Arzamastseva <pshns@ukr.net>
 470  *
 471  * @param int $first skip the first n changelog lines
 472  * @param bool|string $media_id id of media, or false for current page
 473  */
 474 function html_revisions($first=0, $media_id = false){
 475     global $ID;
 476     global $INFO;
 477     global $conf;
 478     global $lang;
 479     $id = $ID;
 480     if ($media_id) {
 481         $id = $media_id;
 482         $changelog = new MediaChangeLog($id);
 483     } else {
 484         $changelog = new PageChangeLog($id);
 485     }
 486
 487     /* we need to get one additional log entry to be able to
 488      * decide if this is the last page or is there another one.
 489      * see html_recent()
 490      */
 491
 492     $revisions = $changelog->getRevisions($first, $conf['recent']+1);
 493
 494     if(count($revisions)==0 && $first!=0){
 495         $first=0;
 496         $revisions = $changelog->getRevisions($first, $conf['recent']+1);
 497     }
 498     $hasNext = false;
 499     if (count($revisions)>$conf['recent']) {
 500         $hasNext = true;
 501         array_pop($revisions); // remove extra log entry
 502     }
 503
 504     if (!$media_id) print p_locale_xhtml('revisions');
 505
 506     $params = array('id' => 'page__revisions', 'class' => 'changes');
 507     if($media_id) {
 508         $params['action'] = media_managerURL(array('image' => $media_id), '&');
 509     }
 510
 511     if(!$media_id) {
 512         $exists = $INFO['exists'];
 513         $display_name = useHeading('navigation') ? hsc(p_get_first_heading($id)) : $id;
 514         if(!$display_name) {
 515             $display_name = $id;
 516         }
 517     } else {
 518         $exists = file_exists(mediaFN($id));
 519         $display_name = $id;
 520     }
 521
 522     $form = new Doku_Form($params);
 523     $form->addElement(form_makeOpenTag('ul'));
 524
 525     if($exists && $first == 0) {
 526         $minor = false;
 527         if($media_id) {
 528             $date = dformat(@filemtime(mediaFN($id)));
 529             $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
 530
 531             $changelog->setChunkSize(1024);
 532             $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
 533
 534             $summary = $revinfo['sum'];
 535             if($revinfo['user']) {
 536                 $editor = $revinfo['user'];
 537             } else {
 538                 $editor = $revinfo['ip'];
 539             }
 540             $sizechange = $revinfo['sizechange'];
 541         } else {
 542             $date = dformat($INFO['lastmod']);
 543             if(isset($INFO['meta']) && isset($INFO['meta']['last_change'])) {
 544                 if($INFO['meta']['last_change']['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
 545                     $minor = true;
 546                 }
 547                 if(isset($INFO['meta']['last_change']['sizechange'])) {
 548                     $sizechange = $INFO['meta']['last_change']['sizechange'];
 549                 } else {
 550                     $sizechange = null;
 551                 }
 552             }
 553             $pagelog = new PageChangeLog($ID);
 554             $latestrev = $pagelog->getRevisions(-1, 1);
 555             $latestrev = array_pop($latestrev);
 556             $href = wl($id,"rev=$latestrev",false,'&');
 557             $summary = $INFO['sum'];
 558             $editor = $INFO['editor'];
 559         }
 560
 561         $form->addElement(form_makeOpenTag('li', array('class' => ($minor ? 'minor' : ''))));
 562         $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
 563         $form->addElement(form_makeTag('input', array(
 564                         'type' => 'checkbox',
 565                         'name' => 'rev2[]',
 566                         'value' => 'current')));
 567
 568         $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
 569         $form->addElement($date);
 570         $form->addElement(form_makeCloseTag('span'));
 571
 572         $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
 573
 574         $form->addElement(form_makeOpenTag('a', array(
 575                         'class' => 'wikilink1',
 576                         'href'  => $href)));
 577         $form->addElement($display_name);
 578         $form->addElement(form_makeCloseTag('a'));
 579
 580         if ($media_id) $form->addElement(form_makeOpenTag('div'));
 581
 582         if($summary) {
 583             $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
 584             if(!$media_id) $form->addElement(' – ');
 585             $form->addElement('<bdi>' . htmlspecialchars($summary) . '</bdi>');
 586             $form->addElement(form_makeCloseTag('span'));
 587         }
 588
 589         $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
 590         $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):'<bdi>'.editorinfo($editor).'</bdi>');
 591         $form->addElement(form_makeCloseTag('span'));
 592
 593         html_sizechange($sizechange, $form);
 594
 595         $form->addElement('('.$lang['current'].')');
 596
 597         if ($media_id) $form->addElement(form_makeCloseTag('div'));
 598
 599         $form->addElement(form_makeCloseTag('div'));
 600         $form->addElement(form_makeCloseTag('li'));
 601     }
 602
 603     foreach($revisions as $rev) {
 604         $date = dformat($rev);
 605         $info = $changelog->getRevisionInfo($rev);
 606         if($media_id) {
 607             $exists = file_exists(mediaFN($id, $rev));
 608         } else {
 609             $exists = page_exists($id, $rev);
 610         }
 611
 612         $class = '';
 613         if($info['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
 614             $class = 'minor';
 615         }
 616         $form->addElement(form_makeOpenTag('li', array('class' => $class)));
 617         $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
 618         if($exists){
 619             $form->addElement(form_makeTag('input', array(
 620                             'type' => 'checkbox',
 621                             'name' => 'rev2[]',
 622                             'value' => $rev)));
 623         }else{
 624             $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
 625         }
 626
 627         $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
 628         $form->addElement($date);
 629         $form->addElement(form_makeCloseTag('span'));
 630
 631         if($exists){
 632             if (!$media_id) {
 633                 $href = wl($id,"rev=$rev,do=diff", false, '&');
 634             } else {
 635                 $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
 636             }
 637             $form->addElement(form_makeOpenTag('a', array(
 638                             'class' => 'diff_link',
 639                             'href' => $href)));
 640             $form->addElement(form_makeTag('img', array(
 641                             'src'    => DOKU_BASE.'lib/images/diff.png',
 642                             'width'  => 15,
 643                             'height' => 11,
 644                             'title'  => $lang['diff'],
 645                             'alt'    => $lang['diff'])));
 646             $form->addElement(form_makeCloseTag('a'));
 647
 648             if (!$media_id) {
 649                 $href = wl($id,"rev=$rev",false,'&');
 650             } else {
 651                 $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
 652             }
 653             $form->addElement(form_makeOpenTag('a', array(
 654                             'class' => 'wikilink1',
 655                             'href' => $href)));
 656             $form->addElement($display_name);
 657             $form->addElement(form_makeCloseTag('a'));
 658         }else{
 659             $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
 660             $form->addElement($display_name);
 661         }
 662
 663         if ($media_id) $form->addElement(form_makeOpenTag('div'));
 664
 665         if ($info['sum']) {
 666             $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
 667             if(!$media_id) $form->addElement(' – ');
 668             $form->addElement('<bdi>'.htmlspecialchars($info['sum']).'</bdi>');
 669             $form->addElement(form_makeCloseTag('span'));
 670         }
 671
 672         $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
 673         if($info['user']){
 674             $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
 675             if(auth_ismanager()){
 676                 $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
 677             }
 678         }else{
 679             $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
 680         }
 681         $form->addElement(form_makeCloseTag('span'));
 682
 683         html_sizechange($info['sizechange'], $form);
 684
 685         if ($media_id) $form->addElement(form_makeCloseTag('div'));
 686
 687         $form->addElement(form_makeCloseTag('div'));
 688         $form->addElement(form_makeCloseTag('li'));
 689     }
 690     $form->addElement(form_makeCloseTag('ul'));
 691     if (!$media_id) {
 692         $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
 693     } else {
 694         $form->addHidden('mediado', 'diff');
 695         $form->addElement(form_makeButton('submit', '', $lang['diff2']));
 696     }
 697     html_form('revisions', $form);
 698
 699     print '<div class="pagenav">';
 700     $last = $first + $conf['recent'];
 701     if ($first > 0) {
 702         $first -= $conf['recent'];
 703         if ($first < 0) $first = 0;
 704         print '<div class="pagenav-prev">';
 705         if ($media_id) {
 706             print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
 707         } else {
 708             print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
 709         }
 710         print '</div>';
 711     }
 712     if ($hasNext) {
 713         print '<div class="pagenav-next">';
 714         if ($media_id) {
 715             print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
 716         } else {
 717             print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
 718         }
 719         print '</div>';
 720     }
 721     print '</div>';
 722
 723 }
 724
 725 /**
 726  * display recent changes
 727  *
 728  * @author Andreas Gohr <andi@splitbrain.org>
 729  * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
 730  * @author Ben Coburn <btcoburn@silicodon.net>
 731  * @author Kate Arzamastseva <pshns@ukr.net>
 732  *
 733  * @param int $first
 734  * @param string $show_changes
 735  */
 736 function html_recent($first = 0, $show_changes = 'both') {
 737     global $conf;
 738     global $lang;
 739     global $ID;
 740     /* we need to get one additionally log entry to be able to
 741      * decide if this is the last page or is there another one.
 742      * This is the cheapest solution to get this information.
 743      */
 744     $flags = 0;
 745     if($show_changes == 'mediafiles' && $conf['mediarevisions']) {
 746         $flags = RECENTS_MEDIA_CHANGES;
 747     } elseif($show_changes == 'pages') {
 748         $flags = 0;
 749     } elseif($conf['mediarevisions']) {
 750         $show_changes = 'both';
 751         $flags = RECENTS_MEDIA_PAGES_MIXED;
 752     }
 753
 754     $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
 755     if(count($recents) == 0 && $first != 0) {
 756         $first = 0;
 757         $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
 758     }
 759     $hasNext = false;
 760     if(count($recents) > $conf['recent']) {
 761         $hasNext = true;
 762         array_pop($recents); // remove extra log entry
 763     }
 764
 765     print p_locale_xhtml('recent');
 766
 767     if(getNS($ID) != '') {
 768         print '<div class="level1"><p>' . sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) . '</p></div>';
 769     }
 770
 771     $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes'));
 772     $form->addHidden('sectok', null);
 773     $form->addHidden('do', 'recent');
 774     $form->addHidden('id', $ID);
 775
 776     if($conf['mediarevisions']) {
 777         $form->addElement('<div class="changeType">');
 778         $form->addElement(form_makeListboxField(
 779                     'show_changes',
 780                     array(
 781                         'pages'      => $lang['pages_changes'],
 782                         'mediafiles' => $lang['media_changes'],
 783                         'both'       => $lang['both_changes']
 784                     ),
 785                     $show_changes,
 786                     $lang['changes_type'],
 787                     '', '',
 788                     array('class' => 'quickselect')));
 789
 790         $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
 791         $form->addElement('</div>');
 792     }
 793
 794     $form->addElement(form_makeOpenTag('ul'));
 795
 796     foreach($recents as $recent) {
 797         $date = dformat($recent['date']);
 798
 799         $class = '';
 800         if($recent['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
 801             $class = 'minor';
 802         }
 803         $form->addElement(form_makeOpenTag('li', array('class' => $class)));
 804         $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
 805
 806         if(!empty($recent['media'])) {
 807             $form->addElement(media_printicon($recent['id']));
 808         } else {
 809             $icon = DOKU_BASE . 'lib/images/fileicons/file.png';
 810             $form->addElement('<img src="' . $icon . '" alt="' . $recent['id'] . '" class="icon" />');
 811         }
 812
 813         $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
 814         $form->addElement($date);
 815         $form->addElement(form_makeCloseTag('span'));
 816
 817         $diff = false;
 818         $href = '';
 819
 820         if(!empty($recent['media'])) {
 821             $changelog = new MediaChangeLog($recent['id']);
 822             $revs = $changelog->getRevisions(0, 1);
 823             $diff = (count($revs) && file_exists(mediaFN($recent['id'])));
 824             if($diff) {
 825                 $href = media_managerURL(array(
 826                                             'tab_details' => 'history',
 827                                             'mediado' => 'diff',
 828                                             'image' => $recent['id'],
 829                                             'ns' => getNS($recent['id'])
 830                                         ), '&');
 831             }
 832         } else {
 833             $href = wl($recent['id'], "do=diff", false, '&');
 834         }
 835
 836         if(!empty($recent['media']) && !$diff) {
 837             $form->addElement('<img src="' . DOKU_BASE . 'lib/images/blank.gif" width="15" height="11" alt="" />');
 838         } else {
 839             $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
 840             $form->addElement(form_makeTag('img', array(
 841                             'src'    => DOKU_BASE . 'lib/images/diff.png',
 842                             'width'  => 15,
 843                             'height' => 11,
 844                             'title'  => $lang['diff'],
 845                             'alt'    => $lang['diff']
 846                         )));
 847             $form->addElement(form_makeCloseTag('a'));
 848         }
 849
 850         if(!empty($recent['media'])) {
 851             $href = media_managerURL(array('tab_details' => 'history', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
 852         } else {
 853             $href = wl($recent['id'], "do=revisions", false, '&');
 854         }
 855         $form->addElement(form_makeOpenTag('a', array(
 856                         'class' => 'revisions_link',
 857                         'href'  => $href)));
 858         $form->addElement(form_makeTag('img', array(
 859                         'src'    => DOKU_BASE . 'lib/images/history.png',
 860                         'width'  => 12,
 861                         'height' => 14,
 862                         'title'  => $lang['btn_revs'],
 863                         'alt'    => $lang['btn_revs']
 864                     )));
 865         $form->addElement(form_makeCloseTag('a'));
 866
 867         if(!empty($recent['media'])) {
 868             $href = media_managerURL(array('tab_details' => 'view', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
 869             $class = file_exists(mediaFN($recent['id'])) ? 'wikilink1' : 'wikilink2';
 870             $form->addElement(form_makeOpenTag('a', array(
 871                         'class' => $class,
 872                         'href'  => $href)));
 873             $form->addElement($recent['id']);
 874             $form->addElement(form_makeCloseTag('a'));
 875         } else {
 876             $form->addElement(html_wikilink(':' . $recent['id'], useHeading('navigation') ? null : $recent['id']));
 877         }
 878         $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
 879         $form->addElement(' – ' . htmlspecialchars($recent['sum']));
 880         $form->addElement(form_makeCloseTag('span'));
 881
 882         $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
 883         if($recent['user']) {
 884             $form->addElement('<bdi>' . editorinfo($recent['user']) . '</bdi>');
 885             if(auth_ismanager()) {
 886                 $form->addElement(' <bdo dir="ltr">(' . $recent['ip'] . ')</bdo>');
 887             }
 888         } else {
 889             $form->addElement('<bdo dir="ltr">' . $recent['ip'] . '</bdo>');
 890         }
 891         $form->addElement(form_makeCloseTag('span'));
 892
 893         html_sizechange($recent['sizechange'], $form);
 894
 895         $form->addElement(form_makeCloseTag('div'));
 896         $form->addElement(form_makeCloseTag('li'));
 897     }
 898     $form->addElement(form_makeCloseTag('ul'));
 899
 900     $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
 901     $last = $first + $conf['recent'];
 902     if($first > 0) {
 903         $first -= $conf['recent'];
 904         if($first < 0) $first = 0;
 905         $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
 906         $form->addElement(form_makeOpenTag('button', array(
 907                         'type'      => 'submit',
 908                         'name'      => 'first[' . $first . ']',
 909                         'accesskey' => 'n',
 910                         'title'     => $lang['btn_newer'] . ' [N]',
 911                         'class'     => 'button show'
 912                     )));
 913         $form->addElement($lang['btn_newer']);
 914         $form->addElement(form_makeCloseTag('button'));
 915         $form->addElement(form_makeCloseTag('div'));
 916     }
 917     if($hasNext) {
 918         $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
 919         $form->addElement(form_makeOpenTag('button', array(
 920                         'type'      => 'submit',
 921                         'name'      => 'first[' . $last . ']',
 922                         'accesskey' => 'p',
 923                         'title'     => $lang['btn_older'] . ' [P]',
 924                         'class'     => 'button show'
 925                     )));
 926         $form->addElement($lang['btn_older']);
 927         $form->addElement(form_makeCloseTag('button'));
 928         $form->addElement(form_makeCloseTag('div'));
 929     }
 930     $form->addElement(form_makeCloseTag('div'));
 931     html_form('recent', $form);
 932 }
 933
 934 /**
 935  * Display page index
 936  *
 937  * @author Andreas Gohr <andi@splitbrain.org>
 938  *
 939  * @param string $ns
 940  */
 941 function html_index($ns){
 942     global $conf;
 943     global $ID;
 944     $ns  = cleanID($ns);
 945     if(empty($ns)){
 946         $ns = getNS($ID);
 947         if($ns === false) $ns ='';
 948     }
 949     $ns  = utf8_encodeFN(str_replace(':','/',$ns));
 950
 951     echo p_locale_xhtml('index');
 952     echo '<div id="index__tree">';
 953
 954     $data = array();
 955     search($data,$conf['datadir'],'search_index',array('ns' => $ns));
 956     echo html_buildlist($data,'idx','html_list_index','html_li_index');
 957
 958     echo '</div>';
 959 }
 960
 961 /**
 962  * Index item formatter
 963  *
 964  * User function for html_buildlist()
 965  *
 966  * @author Andreas Gohr <andi@splitbrain.org>
 967  *
 968  * @param array $item
 969  * @return string
 970  */
 971 function html_list_index($item){
 972     global $ID, $conf;
 973
 974     // prevent searchbots needlessly following links
 975     $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? ' rel="nofollow"' : '';
 976
 977     $ret = '';
 978     $base = ':'.$item['id'];
 979     $base = substr($base,strrpos($base,':')+1);
 980     if($item['type']=='d'){
 981         // FS#2766, no need for search bots to follow namespace links in the index
 982         $ret .= '<a href="'.wl($ID,'idx='.rawurlencode($item['id'])).'" title="' . $item['id'] . '" class="idx_dir"' . $nofollow . '><strong>';
 983         $ret .= $base;
 984         $ret .= '</strong></a>';
 985     }else{
 986         // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
 987         $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
 988     }
 989     return $ret;
 990 }
 991
 992 /**
 993  * Index List item
 994  *
 995  * This user function is used in html_buildlist to build the
 996  * <li> tags for namespaces when displaying the page index
 997  * it gives different classes to opened or closed "folders"
 998  *
 999  * @author Andreas Gohr <andi@splitbrain.org>
1000  *
1001  * @param array $item
1002  * @return string html
1003  */
1004 function html_li_index($item){
1005     global $INFO;
1006     global $ACT;
1007
1008     $class = '';
1009     $id = '';
1010
1011     if($item['type'] == "f"){
1012         // scroll to the current item
1013         if($item['id'] == $INFO['id'] && $ACT == 'index') {
1014             $id = ' id="scroll__here"';
1015             $class = ' bounce';
1016         }
1017         return '<li class="level'.$item['level'].$class.'" '.$id.'>';
1018     }elseif($item['open']){
1019         return '<li class="open">';
1020     }else{
1021         return '<li class="closed">';
1022     }
1023 }
1024
1025 /**
1026  * Default List item
1027  *
1028  * @author Andreas Gohr <andi@splitbrain.org>
1029  *
1030  * @param array $item
1031  * @return string html
1032  */
1033 function html_li_default($item){
1034     return '<li class="level'.$item['level'].'">';
1035 }
1036
1037 /**
1038  * Build an unordered list
1039  *
1040  * Build an unordered list from the given $data array
1041  * Each item in the array has to have a 'level' property
1042  * the item itself gets printed by the given $func user
1043  * function. The second and optional function is used to
1044  * print the <li> tag. Both user function need to accept
1045  * a single item.
1046  *
1047  * Both user functions can be given as array to point to
1048  * a member of an object.
1049  *
1050  * @author Andreas Gohr <andi@splitbrain.org>
1051  *
1052  * @param array    $data  array with item arrays
1053  * @param string   $class class of ul wrapper
1054  * @param callable $func  callback to print an list item
1055  * @param callable $lifunc callback to the opening li tag
1056  * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
1057  *                               0 (we have a root object) or 1 (just the root content)
1058  * @return string html of an unordered list
1059  */
1060 function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
1061     if (count($data) === 0) {
1062         return '';
1063     }
1064
1065     $start_level = $data[0]['level'];
1066     $level = $start_level;
1067     $ret   = '';
1068     $open  = 0;
1069
1070     foreach ($data as $item){
1071
1072         if( $item['level'] > $level ){
1073             //open new list
1074             for($i=0; $i<($item['level'] - $level); $i++){
1075                 if ($i) $ret .= "<li class=\"clear\">";
1076                 $ret .= "\n<ul class=\"$class\">\n";
1077                 $open++;
1078             }
1079             $level = $item['level'];
1080
1081         }elseif( $item['level'] < $level ){
1082             //close last item
1083             $ret .= "</li>\n";
1084             while( $level > $item['level'] && $open > 0 ){
1085                 //close higher lists
1086                 $ret .= "</ul>\n</li>\n";
1087                 $level--;
1088                 $open--;
1089             }
1090         } elseif ($ret !== '') {
1091             //close previous item
1092             $ret .= "</li>\n";
1093         }
1094
1095         //print item
1096         $ret .= call_user_func($lifunc,$item);
1097         $ret .= '<div class="li">';
1098
1099         $ret .= call_user_func($func,$item);
1100         $ret .= '</div>';
1101     }
1102
1103     //close remaining items and lists
1104     $ret .= "</li>\n";
1105     while($open-- > 0) {
1106         $ret .= "</ul></li>\n";
1107     }
1108
1109     if ($forcewrapper || $start_level < 2) {
1110         // Trigger building a wrapper ul if the first level is
1111         // 0 (we have a root object) or 1 (just the root content)
1112         $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
1113     }
1114
1115     return $ret;
1116 }
1117
1118 /**
1119  * display backlinks
1120  *
1121  * @author Andreas Gohr <andi@splitbrain.org>
1122  * @author Michael Klier <chi@chimeric.de>
1123  */
1124 function html_backlinks(){
1125     global $ID;
1126     global $lang;
1127
1128     print p_locale_xhtml('backlinks');
1129
1130     $data = ft_backlinks($ID);
1131
1132     if(!empty($data)) {
1133         print '<ul class="idx">';
1134         foreach($data as $blink){
1135             print '<li><div class="li">';
1136             print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
1137             print '</div></li>';
1138         }
1139         print '</ul>';
1140     } else {
1141         print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
1142     }
1143 }
1144
1145 /**
1146  * Get header of diff HTML
1147  *
1148  * @param string $l_rev   Left revisions
1149  * @param string $r_rev   Right revision
1150  * @param string $id      Page id, if null $ID is used
1151  * @param bool   $media   If it is for media files
1152  * @param bool   $inline  Return the header on a single line
1153  * @return string[] HTML snippets for diff header
1154  */
1155 function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1156     global $lang;
1157     if ($id === null) {
1158         global $ID;
1159         $id = $ID;
1160     }
1161     $head_separator = $inline ? ' ' : '<br />';
1162     $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1163     $ml_or_wl = $media ? 'ml' : 'wl';
1164     $l_minor = $r_minor = '';
1165
1166     if($media) {
1167         $changelog = new MediaChangeLog($id);
1168     } else {
1169         $changelog = new PageChangeLog($id);
1170     }
1171     if(!$l_rev){
1172         $l_head = '&mdash;';
1173     }else{
1174         $l_info   = $changelog->getRevisionInfo($l_rev);
1175         if($l_info['user']){
1176             $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1177             if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1178         } else {
1179             $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1180         }
1181         $l_user  = '<span class="user">'.$l_user.'</span>';
1182         $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1183         if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1184
1185         $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1186         $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1187         $l_head_title.'</a></bdi>'.
1188         $head_separator.$l_user.' '.$l_sum;
1189     }
1190
1191     if($r_rev){
1192         $r_info   = $changelog->getRevisionInfo($r_rev);
1193         if($r_info['user']){
1194             $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1195             if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1196         } else {
1197             $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1198         }
1199         $r_user = '<span class="user">'.$r_user.'</span>';
1200         $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1201         if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1202
1203         $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1204         $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1205         $r_head_title.'</a></bdi>'.
1206         $head_separator.$r_user.' '.$r_sum;
1207     }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1208         $_info   = $changelog->getRevisionInfo($_rev);
1209         if($_info['user']){
1210             $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1211             if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1212         } else {
1213             $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1214         }
1215         $_user = '<span class="user">'.$_user.'</span>';
1216         $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1217         if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1218
1219         $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1220         $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1221         $r_head_title.'</a></bdi> '.
1222         '('.$lang['current'].')'.
1223         $head_separator.$_user.' '.$_sum;
1224     }else{
1225         $r_head = '&mdash; ('.$lang['current'].')';
1226     }
1227
1228     return array($l_head, $r_head, $l_minor, $r_minor);
1229 }
1230
1231 /**
1232  * Show diff
1233  * between current page version and provided $text
1234  * or between the revisions provided via GET or POST
1235  *
1236  * @author Andreas Gohr <andi@splitbrain.org>
1237  * @param  string $text  when non-empty: compare with this text with most current version
1238  * @param  bool   $intro display the intro text
1239  * @param  string $type  type of the diff (inline or sidebyside)
1240  */
1241 function html_diff($text = '', $intro = true, $type = null) {
1242     global $ID;
1243     global $REV;
1244     global $lang;
1245     global $INPUT;
1246     global $INFO;
1247     $pagelog = new PageChangeLog($ID);
1248
1249     /*
1250      * Determine diff type
1251      */
1252     if(!$type) {
1253         $type = $INPUT->str('difftype');
1254         if(empty($type)) {
1255             $type = get_doku_pref('difftype', $type);
1256             if(empty($type) && $INFO['ismobile']) {
1257                 $type = 'inline';
1258             }
1259         }
1260     }
1261     if($type != 'inline') $type = 'sidebyside';
1262
1263     /*
1264      * Determine requested revision(s)
1265      */
1266     // we're trying to be clever here, revisions to compare can be either
1267     // given as rev and rev2 parameters, with rev2 being optional. Or in an
1268     // array in rev2.
1269     $rev1 = $REV;
1270
1271     $rev2 = $INPUT->ref('rev2');
1272     if(is_array($rev2)) {
1273         $rev1 = (int) $rev2[0];
1274         $rev2 = (int) $rev2[1];
1275
1276         if(!$rev1) {
1277             $rev1 = $rev2;
1278             unset($rev2);
1279         }
1280     } else {
1281         $rev2 = $INPUT->int('rev2');
1282     }
1283
1284     /*
1285      * Determine left and right revision, its texts and the header
1286      */
1287     $r_minor = '';
1288     $l_minor = '';
1289
1290     if($text) { // compare text to the most current revision
1291         $l_rev = '';
1292         $l_text = rawWiki($ID, '');
1293         $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
1294             $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
1295             $lang['current'];
1296
1297         $r_rev = '';
1298         $r_text = cleanText($text);
1299         $r_head = $lang['yours'];
1300     } else {
1301         if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1302             // make sure order is correct (older on the left)
1303             if($rev1 < $rev2) {
1304                 $l_rev = $rev1;
1305                 $r_rev = $rev2;
1306             } else {
1307                 $l_rev = $rev2;
1308                 $r_rev = $rev1;
1309             }
1310         } elseif($rev1) { // single revision given, compare to current
1311             $r_rev = '';
1312             $l_rev = $rev1;
1313         } else { // no revision was given, compare previous to current
1314             $r_rev = '';
1315             $revs = $pagelog->getRevisions(0, 1);
1316             $l_rev = $revs[0];
1317             $REV = $l_rev; // store revision back in $REV
1318         }
1319
1320         // when both revisions are empty then the page was created just now
1321         if(!$l_rev && !$r_rev) {
1322             $l_text = '';
1323         } else {
1324             $l_text = rawWiki($ID, $l_rev);
1325         }
1326         $r_text = rawWiki($ID, $r_rev);
1327
1328         list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1329     }
1330
1331     /*
1332      * Build navigation
1333      */
1334     $l_nav = '';
1335     $r_nav = '';
1336     if(!$text) {
1337         list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1338     }
1339     /*
1340      * Create diff object and the formatter
1341      */
1342     $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1343
1344     if($type == 'inline') {
1345         $diffformatter = new InlineDiffFormatter();
1346     } else {
1347         $diffformatter = new TableDiffFormatter();
1348     }
1349     /*
1350      * Display intro
1351      */
1352     if($intro) print p_locale_xhtml('diff');
1353
1354     /*
1355      * Display type and exact reference
1356      */
1357     if(!$text) {
1358         ptln('<div class="diffoptions group">');
1359
1360
1361         $form = new Doku_Form(array('action' => wl()));
1362         $form->addHidden('id', $ID);
1363         $form->addHidden('rev2[0]', $l_rev);
1364         $form->addHidden('rev2[1]', $r_rev);
1365         $form->addHidden('do', 'diff');
1366         $form->addElement(
1367              form_makeListboxField(
1368                  'difftype',
1369                  array(
1370                      'sidebyside' => $lang['diff_side'],
1371                      'inline' => $lang['diff_inline']
1372                  ),
1373                  $type,
1374                  $lang['diff_type'],
1375                  '', '',
1376                  array('class' => 'quickselect')
1377              )
1378         );
1379         $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1380         $form->printForm();
1381
1382         ptln('<p>');
1383         // link to exactly this view FS#2835
1384         echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
1385         ptln('</p>');
1386
1387         ptln('</div>'); // .diffoptions
1388     }
1389
1390     /*
1391      * Display diff view table
1392      */
1393     ?>
1394     <div class="table">
1395     <table class="diff diff_<?php echo $type ?>">
1396
1397         <?php
1398         //navigation and header
1399         if($type == 'inline') {
1400             if(!$text) { ?>
1401                 <tr>
1402                     <td class="diff-lineheader">-</td>
1403                     <td class="diffnav"><?php echo $l_nav ?></td>
1404                 </tr>
1405                 <tr>
1406                     <th class="diff-lineheader">-</th>
1407                     <th <?php echo $l_minor ?>>
1408                         <?php echo $l_head ?>
1409                     </th>
1410                 </tr>
1411             <?php } ?>
1412             <tr>
1413                 <td class="diff-lineheader">+</td>
1414                 <td class="diffnav"><?php echo $r_nav ?></td>
1415             </tr>
1416             <tr>
1417                 <th class="diff-lineheader">+</th>
1418                 <th <?php echo $r_minor ?>>
1419                     <?php echo $r_head ?>
1420                 </th>
1421             </tr>
1422         <?php } else {
1423             if(!$text) { ?>
1424                 <tr>
1425                     <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
1426                     <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
1427                 </tr>
1428             <?php } ?>
1429             <tr>
1430                 <th colspan="2" <?php echo $l_minor ?>>
1431                     <?php echo $l_head ?>
1432                 </th>
1433                 <th colspan="2" <?php echo $r_minor ?>>
1434                     <?php echo $r_head ?>
1435                 </th>
1436             </tr>
1437         <?php }
1438
1439         //diff view
1440         echo html_insert_softbreaks($diffformatter->format($diff)); ?>
1441
1442     </table>
1443     </div>
1444 <?php
1445 }
1446
1447 /**
1448  * Create html for revision navigation
1449  *
1450  * @param PageChangeLog $pagelog changelog object of current page
1451  * @param string        $type    inline vs sidebyside
1452  * @param int           $l_rev   left revision timestamp
1453  * @param int           $r_rev   right revision timestamp
1454  * @return string[] html of left and right navigation elements
1455  */
1456 function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1457     global $INFO, $ID;
1458
1459     // last timestamp is not in changelog, retrieve timestamp from metadata
1460     // note: when page is removed, the metadata timestamp is zero
1461     if(!$r_rev) {
1462         if(isset($INFO['meta']['last_change']['date'])) {
1463             $r_rev = $INFO['meta']['last_change']['date'];
1464         } else {
1465             $r_rev = 0;
1466         }
1467     }
1468
1469     //retrieve revisions with additional info
1470     list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1471     $l_revisions = array();
1472     if(!$l_rev) {
1473         $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1474     }
1475     foreach($l_revs as $rev) {
1476         $info = $pagelog->getRevisionInfo($rev);
1477         $l_revisions[$rev] = array(
1478             $rev,
1479             dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1480             $r_rev ? $rev >= $r_rev : false //disable?
1481         );
1482     }
1483     $r_revisions = array();
1484     if(!$r_rev) {
1485         $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1486     }
1487     foreach($r_revs as $rev) {
1488         $info = $pagelog->getRevisionInfo($rev);
1489         $r_revisions[$rev] = array(
1490             $rev,
1491             dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1492             $rev <= $l_rev //disable?
1493         );
1494     }
1495
1496     //determine previous/next revisions
1497     $l_index = array_search($l_rev, $l_revs);
1498     $l_prev = $l_revs[$l_index + 1];
1499     $l_next = $l_revs[$l_index - 1];
1500     if($r_rev) {
1501         $r_index = array_search($r_rev, $r_revs);
1502         $r_prev = $r_revs[$r_index + 1];
1503         $r_next = $r_revs[$r_index - 1];
1504     } else {
1505         //removed page
1506         if($l_next) {
1507             $r_prev = $r_revs[0];
1508         } else {
1509             $r_prev = null;
1510         }
1511         $r_next = null;
1512     }
1513
1514     /*
1515      * Left side:
1516      */
1517     $l_nav = '';
1518     //move back
1519     if($l_prev) {
1520         $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1521         $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1522     }
1523     //dropdown
1524     $form = new Doku_Form(array('action' => wl()));
1525     $form->addHidden('id', $ID);
1526     $form->addHidden('difftype', $type);
1527     $form->addHidden('rev2[1]', $r_rev);
1528     $form->addHidden('do', 'diff');
1529     $form->addElement(
1530          form_makeListboxField(
1531              'rev2[0]',
1532              $l_revisions,
1533              $l_rev,
1534              '', '', '',
1535              array('class' => 'quickselect')
1536          )
1537     );
1538     $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1539     $l_nav .= $form->getForm();
1540     //move forward
1541     if($l_next && ($l_next < $r_rev || !$r_rev)) {
1542         $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1543     }
1544
1545     /*
1546      * Right side:
1547      */
1548     $r_nav = '';
1549     //move back
1550     if($l_rev < $r_prev) {
1551         $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1552     }
1553     //dropdown
1554     $form = new Doku_Form(array('action' => wl()));
1555     $form->addHidden('id', $ID);
1556     $form->addHidden('rev2[0]', $l_rev);
1557     $form->addHidden('difftype', $type);
1558     $form->addHidden('do', 'diff');
1559     $form->addElement(
1560          form_makeListboxField(
1561              'rev2[1]',
1562              $r_revisions,
1563              $r_rev,
1564              '', '', '',
1565              array('class' => 'quickselect')
1566          )
1567     );
1568     $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1569     $r_nav .= $form->getForm();
1570     //move forward
1571     if($r_next) {
1572         if($pagelog->isCurrentRevision($r_next)) {
1573             $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1574         } else {
1575             $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1576         }
1577         $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1578     }
1579     return array($l_nav, $r_nav);
1580 }
1581
1582 /**
1583  * Create html link to a diff defined by two revisions
1584  *
1585  * @param string $difftype display type
1586  * @param string $linktype
1587  * @param int $lrev oldest revision
1588  * @param int $rrev newest revision or null for diff with current revision
1589  * @return string html of link to a diff
1590  */
1591 function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1592     global $ID, $lang;
1593     if(!$rrev) {
1594         $urlparam = array(
1595             'do' => 'diff',
1596             'rev' => $lrev,
1597             'difftype' => $difftype,
1598         );
1599     } else {
1600         $urlparam = array(
1601             'do' => 'diff',
1602             'rev2[0]' => $lrev,
1603             'rev2[1]' => $rrev,
1604             'difftype' => $difftype,
1605         );
1606     }
1607     return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
1608                 '<span>' . $lang[$linktype] . '</span>' .
1609             '</a>' . "\n";
1610 }
1611
1612 /**
1613  * Insert soft breaks in diff html
1614  *
1615  * @param string $diffhtml
1616  * @return string
1617  */
1618 function html_insert_softbreaks($diffhtml) {
1619     // search the diff html string for both:
1620     // - html tags, so these can be ignored
1621     // - long strings of characters without breaking characters
1622     return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1623 }
1624
1625 /**
1626  * callback which adds softbreaks
1627  *
1628  * @param array $match array with first the complete match
1629  * @return string the replacement
1630  */
1631 function html_softbreak_callback($match){
1632     // if match is an html tag, return it intact
1633     if ($match[0]{0} == '<') return $match[0];
1634
1635     // its a long string without a breaking character,
1636     // make certain characters into breaking characters by inserting a
1637     // breaking character (zero length space, U+200B / #8203) in front them.
1638     $regex = <<< REGEX
1639 (?(?=                                 # start a conditional expression with a positive look ahead ...
1640 &\#?\\w{1,6};)                        # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1641 &\#?\\w{1,6};                         # yes pattern - a quicker match for the html entity, since we know we have one
1642 |
1643 [?/,&\#;:]                            # no pattern - any other group of 'special' characters to insert a breaking character after
1644 )+                                    # end conditional expression
1645 REGEX;
1646
1647     return preg_replace('<'.$regex.'>xu','\0&#8203;',$match[0]);
1648 }
1649
1650 /**
1651  * show warning on conflict detection
1652  *
1653  * @author Andreas Gohr <andi@splitbrain.org>
1654  *
1655  * @param string $text
1656  * @param string $summary
1657  */
1658 function html_conflict($text,$summary){
1659     global $ID;
1660     global $lang;
1661
1662     print p_locale_xhtml('conflict');
1663     $form = new Doku_Form(array('id' => 'dw__editform'));
1664     $form->addHidden('id', $ID);
1665     $form->addHidden('wikitext', $text);
1666     $form->addHidden('summary', $summary);
1667     $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1668     $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1669     html_form('conflict', $form);
1670     print '<br /><br /><br /><br />'.NL;
1671 }
1672
1673 /**
1674  * Prints the global message array
1675  *
1676  * @author Andreas Gohr <andi@splitbrain.org>
1677  */
1678 function html_msgarea(){
1679     global $MSG, $MSG_shown;
1680     /** @var array $MSG */
1681     // store if the global $MSG has already been shown and thus HTML output has been started
1682     $MSG_shown = true;
1683
1684     if(!isset($MSG)) return;
1685
1686     $shown = array();
1687     foreach($MSG as $msg){
1688         $hash = md5($msg['msg']);
1689         if(isset($shown[$hash])) continue; // skip double messages
1690         if(info_msg_allowed($msg)){
1691             print '<div class="'.$msg['lvl'].'">';
1692             print $msg['msg'];
1693             print '</div>';
1694         }
1695         $shown[$hash] = 1;
1696     }
1697
1698     unset($GLOBALS['MSG']);
1699 }
1700
1701 /**
1702  * Prints the registration form
1703  *
1704  * @author Andreas Gohr <andi@splitbrain.org>
1705  */
1706 function html_register(){
1707     global $lang;
1708     global $conf;
1709     global $INPUT;
1710
1711     $base_attrs = array('size'=>50,'required'=>'required');
1712     $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1713
1714     print p_locale_xhtml('register');
1715     print '<div class="centeralign">'.NL;
1716     $form = new Doku_Form(array('id' => 'dw__register'));
1717     $form->startFieldset($lang['btn_register']);
1718     $form->addHidden('do', 'register');
1719     $form->addHidden('save', '1');
1720     $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block', $base_attrs));
1721     if (!$conf['autopasswd']) {
1722         $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1723         $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1724     }
1725     $form->addElement(form_makeTextField('fullname', $INPUT->post->str('fullname'), $lang['fullname'], '', 'block', $base_attrs));
1726     $form->addElement(form_makeField('email','email', $INPUT->post->str('email'), $lang['email'], '', 'block', $email_attrs));
1727     $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1728     $form->endFieldset();
1729     html_form('register', $form);
1730
1731     print '</div>'.NL;
1732 }
1733
1734 /**
1735  * Print the update profile form
1736  *
1737  * @author Christopher Smith <chris@jalakai.co.uk>
1738  * @author Andreas Gohr <andi@splitbrain.org>
1739  */
1740 function html_updateprofile(){
1741     global $lang;
1742     global $conf;
1743     global $INPUT;
1744     global $INFO;
1745     /** @var DokuWiki_Auth_Plugin $auth */
1746     global $auth;
1747
1748     print p_locale_xhtml('updateprofile');
1749     print '<div class="centeralign">'.NL;
1750
1751     $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1752     $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1753     $form = new Doku_Form(array('id' => 'dw__register'));
1754     $form->startFieldset($lang['profile']);
1755     $form->addHidden('do', 'profile');
1756     $form->addHidden('save', '1');
1757     $form->addElement(form_makeTextField('login', $_SERVER['REMOTE_USER'], $lang['user'], '', 'block', array('size'=>'50', 'disabled'=>'disabled')));
1758     $attr = array('size'=>'50');
1759     if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1760     $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1761     $attr = array('size'=>'50', 'class'=>'edit');
1762     if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1763     $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1764     $form->addElement(form_makeTag('br'));
1765     if ($auth->canDo('modPass')) {
1766         $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1767         $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1768     }
1769     if ($conf['profileconfirm']) {
1770         $form->addElement(form_makeTag('br'));
1771         $form->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1772     }
1773     $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1774     $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1775
1776     $form->endFieldset();
1777     html_form('updateprofile', $form);
1778
1779     if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1780         $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1781         $form_profiledelete->startFieldset($lang['profdeleteuser']);
1782         $form_profiledelete->addHidden('do', 'profile_delete');
1783         $form_profiledelete->addHidden('delete', '1');
1784         $form_profiledelete->addElement(form_makeCheckboxField('confirm_delete', '1', $lang['profconfdelete'],'dw__confirmdelete','', array('required' => 'required')));
1785         if ($conf['profileconfirm']) {
1786             $form_profiledelete->addElement(form_makeTag('br'));
1787             $form_profiledelete->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1788         }
1789         $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1790         $form_profiledelete->endFieldset();
1791
1792         html_form('profiledelete', $form_profiledelete);
1793     }
1794
1795     print '</div>'.NL;
1796 }
1797
1798 /**
1799  * Preprocess edit form data
1800  *
1801  * @author   Andreas Gohr <andi@splitbrain.org>
1802  *
1803  * @triggers HTML_EDITFORM_OUTPUT
1804  */
1805 function html_edit(){
1806     global $INPUT;
1807     global $ID;
1808     global $REV;
1809     global $DATE;
1810     global $PRE;
1811     global $SUF;
1812     global $INFO;
1813     global $SUM;
1814     global $lang;
1815     global $conf;
1816     global $TEXT;
1817
1818     if ($INPUT->has('changecheck')) {
1819         $check = $INPUT->str('changecheck');
1820     } elseif(!$INFO['exists']){
1821         // $TEXT has been loaded from page template
1822         $check = md5('');
1823     } else {
1824         $check = md5($TEXT);
1825     }
1826     $mod = md5($TEXT) !== $check;
1827
1828     $wr = $INFO['writable'] && !$INFO['locked'];
1829     $include = 'edit';
1830     if($wr){
1831         if ($REV) $include = 'editrev';
1832     }else{
1833         // check pseudo action 'source'
1834         if(!actionOK('source')){
1835             msg('Command disabled: source',-1);
1836             return;
1837         }
1838         $include = 'read';
1839     }
1840
1841     global $license;
1842
1843     $form = new Doku_Form(array('id' => 'dw__editform'));
1844     $form->addHidden('id', $ID);
1845     $form->addHidden('rev', $REV);
1846     $form->addHidden('date', $DATE);
1847     $form->addHidden('prefix', $PRE . '.');
1848     $form->addHidden('suffix', $SUF);
1849     $form->addHidden('changecheck', $check);
1850
1851     $data = array('form' => $form,
1852                   'wr'   => $wr,
1853                   'media_manager' => true,
1854                   'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1855                   'intro_locale' => $include);
1856
1857     if ($data['target'] !== 'section') {
1858         // Only emit event if page is writable, section edit data is valid and
1859         // edit target is not section.
1860         trigger_event('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1861     } else {
1862         html_edit_form($data);
1863     }
1864     if (isset($data['intro_locale'])) {
1865         echo p_locale_xhtml($data['intro_locale']);
1866     }
1867
1868     $form->addHidden('target', $data['target']);
1869     $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1870     $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1871     $form->addElement(form_makeCloseTag('div'));
1872     if ($wr) {
1873         $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1874         $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('id'=>'edbtn__save', 'accesskey'=>'s', 'tabindex'=>'4')));
1875         $form->addElement(form_makeButton('submit', 'preview', $lang['btn_preview'], array('id'=>'edbtn__preview', 'accesskey'=>'p', 'tabindex'=>'5')));
1876         $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_cancel'], array('tabindex'=>'6')));
1877         $form->addElement(form_makeCloseTag('div'));
1878         $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1879         $form->addElement(form_makeTextField('summary', $SUM, $lang['summary'], 'edit__summary', 'nowrap', array('size'=>'50', 'tabindex'=>'2')));
1880         $elem = html_minoredit();
1881         if ($elem) $form->addElement($elem);
1882         $form->addElement(form_makeCloseTag('div'));
1883     }
1884     $form->addElement(form_makeCloseTag('div'));
1885     if($wr && $conf['license']){
1886         $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1887         $out  = $lang['licenseok'];
1888         $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1889         if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1890         $out .= '>'.$license[$conf['license']]['name'].'</a>';
1891         $form->addElement($out);
1892         $form->addElement(form_makeCloseTag('div'));
1893     }
1894
1895     if ($wr) {
1896         // sets changed to true when previewed
1897         echo '<script type="text/javascript">/*<![CDATA[*/'. NL;
1898         echo 'textChanged = ' . ($mod ? 'true' : 'false');
1899         echo '/*!]]>*/</script>' . NL;
1900     } ?>
1901     <div class="editBox" role="application">
1902
1903     <div class="toolbar group">
1904         <div id="draft__status"><?php if(!empty($INFO['draft'])) echo $lang['draftdate'].' '.dformat();?></div>
1905         <div id="tool__bar"><?php if ($wr && $data['media_manager']){?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1906             target="_blank"><?php echo $lang['mediaselect'] ?></a><?php }?></div>
1907     </div>
1908     <?php
1909
1910     html_form('edit', $form);
1911     print '</div>'.NL;
1912 }
1913
1914 /**
1915  * Display the default edit form
1916  *
1917  * Is the default action for HTML_EDIT_FORMSELECTION.
1918  *
1919  * @param mixed[] $param
1920  */
1921 function html_edit_form($param) {
1922     global $TEXT;
1923
1924     if ($param['target'] !== 'section') {
1925         msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1926     }
1927
1928     $attr = array('tabindex'=>'1');
1929     if (!$param['wr']) $attr['readonly'] = 'readonly';
1930
1931     $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1932 }
1933
1934 /**
1935  * Adds a checkbox for minor edits for logged in users
1936  *
1937  * @author Andreas Gohr <andi@splitbrain.org>
1938  *
1939  * @return array|bool
1940  */
1941 function html_minoredit(){
1942     global $conf;
1943     global $lang;
1944     global $INPUT;
1945     // minor edits are for logged in users only
1946     if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
1947         return false;
1948     }
1949
1950     $p = array();
1951     $p['tabindex'] = 3;
1952     if($INPUT->bool('minor')) $p['checked']='checked';
1953     return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
1954 }
1955
1956 /**
1957  * prints some debug info
1958  *
1959  * @author Andreas Gohr <andi@splitbrain.org>
1960  */
1961 function html_debug(){
1962     global $conf;
1963     global $lang;
1964     /** @var DokuWiki_Auth_Plugin $auth */
1965     global $auth;
1966     global $INFO;
1967
1968     //remove sensitive data
1969     $cnf = $conf;
1970     debug_guard($cnf);
1971     $nfo = $INFO;
1972     debug_guard($nfo);
1973     $ses = $_SESSION;
1974     debug_guard($ses);
1975
1976     print '<html><body>';
1977
1978     print '<p>When reporting bugs please send all the following ';
1979     print 'output as a mail to andi@splitbrain.org ';
1980     print 'The best way to do this is to save this page in your browser</p>';
1981
1982     print '<b>$INFO:</b><pre>';
1983     print_r($nfo);
1984     print '</pre>';
1985
1986     print '<b>$_SERVER:</b><pre>';
1987     print_r($_SERVER);
1988     print '</pre>';
1989
1990     print '<b>$conf:</b><pre>';
1991     print_r($cnf);
1992     print '</pre>';
1993
1994     print '<b>DOKU_BASE:</b><pre>';
1995     print DOKU_BASE;
1996     print '</pre>';
1997
1998     print '<b>abs DOKU_BASE:</b><pre>';
1999     print DOKU_URL;
2000     print '</pre>';
2001
2002     print '<b>rel DOKU_BASE:</b><pre>';
2003     print dirname($_SERVER['PHP_SELF']).'/';
2004     print '</pre>';
2005
2006     print '<b>PHP Version:</b><pre>';
2007     print phpversion();
2008     print '</pre>';
2009
2010     print '<b>locale:</b><pre>';
2011     print setlocale(LC_ALL,0);
2012     print '</pre>';
2013
2014     print '<b>encoding:</b><pre>';
2015     print $lang['encoding'];
2016     print '</pre>';
2017
2018     if($auth){
2019         print '<b>Auth backend capabilities:</b><pre>';
2020         foreach ($auth->getCapabilities() as $cando){
2021             print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
2022         }
2023         print '</pre>';
2024     }
2025
2026     print '<b>$_SESSION:</b><pre>';
2027     print_r($ses);
2028     print '</pre>';
2029
2030     print '<b>Environment:</b><pre>';
2031     print_r($_ENV);
2032     print '</pre>';
2033
2034     print '<b>PHP settings:</b><pre>';
2035     $inis = ini_get_all();
2036     print_r($inis);
2037     print '</pre>';
2038
2039     if (function_exists('apache_get_version')) {
2040         $apache = array();
2041         $apache['version'] = apache_get_version();
2042
2043         if (function_exists('apache_get_modules')) {
2044             $apache['modules'] = apache_get_modules();
2045         }
2046         print '<b>Apache</b><pre>';
2047         print_r($apache);
2048         print '</pre>';
2049     }
2050
2051     print '</body></html>';
2052 }
2053
2054 /**
2055  * Form to request a new password for an existing account
2056  *
2057  * @author Benoit Chesneau <benoit@bchesneau.info>
2058  * @author Andreas Gohr <gohr@cosmocode.de>
2059  */
2060 function html_resendpwd() {
2061     global $lang;
2062     global $conf;
2063     global $INPUT;
2064
2065     $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2066
2067     if(!$conf['autopasswd'] && $token){
2068         print p_locale_xhtml('resetpwd');
2069         print '<div class="centeralign">'.NL;
2070         $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2071         $form->startFieldset($lang['btn_resendpwd']);
2072         $form->addHidden('token', $token);
2073         $form->addHidden('do', 'resendpwd');
2074
2075         $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2076         $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2077
2078         $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2079         $form->endFieldset();
2080         html_form('resendpwd', $form);
2081         print '</div>'.NL;
2082     }else{
2083         print p_locale_xhtml('resendpwd');
2084         print '<div class="centeralign">'.NL;
2085         $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2086         $form->startFieldset($lang['resendpwd']);
2087         $form->addHidden('do', 'resendpwd');
2088         $form->addHidden('save', '1');
2089         $form->addElement(form_makeTag('br'));
2090         $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2091         $form->addElement(form_makeTag('br'));
2092         $form->addElement(form_makeTag('br'));
2093         $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2094         $form->endFieldset();
2095         html_form('resendpwd', $form);
2096         print '</div>'.NL;
2097     }
2098 }
2099
2100 /**
2101  * Return the TOC rendered to XHTML
2102  *
2103  * @author Andreas Gohr <andi@splitbrain.org>
2104  *
2105  * @param array $toc
2106  * @return string html
2107  */
2108 function html_TOC($toc){
2109     if(!count($toc)) return '';
2110     global $lang;
2111     $out  = '<!-- TOC START -->'.DOKU_LF;
2112     $out .= '<div id="dw__toc">'.DOKU_LF;
2113     $out .= '<h3 class="toggle">';
2114     $out .= $lang['toc'];
2115     $out .= '</h3>'.DOKU_LF;
2116     $out .= '<div>'.DOKU_LF;
2117     $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2118     $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2119     $out .= '<!-- TOC END -->'.DOKU_LF;
2120     return $out;
2121 }
2122
2123 /**
2124  * Callback for html_buildlist
2125  *
2126  * @param array $item
2127  * @return string html
2128  */
2129 function html_list_toc($item){
2130     if(isset($item['hid'])){
2131         $link = '#'.$item['hid'];
2132     }else{
2133         $link = $item['link'];
2134     }
2135
2136     return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2137 }
2138
2139 /**
2140  * Helper function to build TOC items
2141  *
2142  * Returns an array ready to be added to a TOC array
2143  *
2144  * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2145  * @param string $text  - what to display in the TOC
2146  * @param int    $level - nesting level
2147  * @param string $hash  - is prepended to the given $link, set blank if you want full links
2148  * @return array the toc item
2149  */
2150 function html_mktocitem($link, $text, $level, $hash='#'){
2151     return  array( 'link'  => $hash.$link,
2152             'title' => $text,
2153             'type'  => 'ul',
2154             'level' => $level);
2155 }
2156
2157 /**
2158  * Output a Doku_Form object.
2159  * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2160  *
2161  * @author Tom N Harris <tnharris@whoopdedo.org>
2162  *
2163  * @param string     $name The name of the form
2164  * @param Doku_Form  $form The form
2165  */
2166 function html_form($name, &$form) {
2167     // Safety check in case the caller forgets.
2168     $form->endFieldset();
2169     trigger_event('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2170 }
2171
2172 /**
2173  * Form print function.
2174  * Just calls printForm() on the data object.
2175  *
2176  * @param Doku_Form $data The form
2177  */
2178 function html_form_output($data) {
2179     $data->printForm();
2180 }
2181
2182 /**
2183  * Embed a flash object in HTML
2184  *
2185  * This will create the needed HTML to embed a flash movie in a cross browser
2186  * compatble way using valid XHTML
2187  *
2188  * The parameters $params, $flashvars and $atts need to be associative arrays.
2189  * No escaping needs to be done for them. The alternative content *has* to be
2190  * escaped because it is used as is. If no alternative content is given
2191  * $lang['noflash'] is used.
2192  *
2193  * @author Andreas Gohr <andi@splitbrain.org>
2194  * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2195  *
2196  * @param string $swf      - the SWF movie to embed
2197  * @param int $width       - width of the flash movie in pixels
2198  * @param int $height      - height of the flash movie in pixels
2199  * @param array $params    - additional parameters (<param>)
2200  * @param array $flashvars - parameters to be passed in the flashvar parameter
2201  * @param array $atts      - additional attributes for the <object> tag
2202  * @param string $alt      - alternative content (is NOT automatically escaped!)
2203  * @return string         - the XHTML markup
2204  */
2205 function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2206     global $lang;
2207
2208     $out = '';
2209
2210     // prepare the object attributes
2211     if(is_null($atts)) $atts = array();
2212     $atts['width']  = (int) $width;
2213     $atts['height'] = (int) $height;
2214     if(!$atts['width'])  $atts['width']  = 425;
2215     if(!$atts['height']) $atts['height'] = 350;
2216
2217     // add object attributes for standard compliant browsers
2218     $std = $atts;
2219     $std['type'] = 'application/x-shockwave-flash';
2220     $std['data'] = $swf;
2221
2222     // add object attributes for IE
2223     $ie  = $atts;
2224     $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2225
2226     // open object (with conditional comments)
2227     $out .= '<!--[if !IE]> -->'.NL;
2228     $out .= '<object '.buildAttributes($std).'>'.NL;
2229     $out .= '<!-- <![endif]-->'.NL;
2230     $out .= '<!--[if IE]>'.NL;
2231     $out .= '<object '.buildAttributes($ie).'>'.NL;
2232     $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2233     $out .= '<!--><!-- -->'.NL;
2234
2235     // print params
2236     if(is_array($params)) foreach($params as $key => $val){
2237         $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2238     }
2239
2240     // add flashvars
2241     if(is_array($flashvars)){
2242         $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2243     }
2244
2245     // alternative content
2246     if($alt){
2247         $out .= $alt.NL;
2248     }else{
2249         $out .= $lang['noflash'].NL;
2250     }
2251
2252     // finish
2253     $out .= '</object>'.NL;
2254     $out .= '<!-- <![endif]-->'.NL;
2255
2256     return $out;
2257 }
2258
2259 /**
2260  * Prints HTML code for the given tab structure
2261  *
2262  * @param array  $tabs        tab structure
2263  * @param string $current_tab the current tab id
2264  */
2265 function html_tabs($tabs, $current_tab = null) {
2266     echo '<ul class="tabs">'.NL;
2267
2268     foreach($tabs as $id => $tab) {
2269         html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2270     }
2271
2272     echo '</ul>'.NL;
2273 }
2274
2275 /**
2276  * Prints a single tab
2277  *
2278  * @author Kate Arzamastseva <pshns@ukr.net>
2279  * @author Adrian Lang <mail@adrianlang.de>
2280  *
2281  * @param string $href - tab href
2282  * @param string $caption - tab caption
2283  * @param boolean $selected - is tab selected
2284  */
2285
2286 function html_tab($href, $caption, $selected=false) {
2287     $tab = '<li>';
2288     if ($selected) {
2289         $tab .= '<strong>';
2290     } else {
2291         $tab .= '<a href="' . hsc($href) . '">';
2292     }
2293     $tab .= hsc($caption)
2294          .  '</' . ($selected ? 'strong' : 'a') . '>'
2295          .  '</li>'.NL;
2296     echo $tab;
2297 }
2298
2299 /**
2300  * Display size change
2301  *
2302  * @param int $sizechange - size of change in Bytes
2303  * @param Doku_Form $form - form to add elements to
2304  */
2305
2306 function html_sizechange($sizechange, Doku_Form $form) {
2307     if(isset($sizechange)) {
2308         $class = 'sizechange';
2309         $value = filesize_h(abs($sizechange));
2310         if($sizechange > 0) {
2311             $class .= ' positive';
2312             $value = '+' . $value;
2313         } elseif($sizechange < 0) {
2314             $class .= ' negative';
2315             $value = '-' . $value;
2316         } else {
2317             $value = '±' . $value;
2318         }
2319         $form->addElement(form_makeOpenTag('span', array('class' => $class)));
2320         $form->addElement($value);
2321         $form->addElement(form_makeCloseTag('span'));
2322     }
2323 }