xref: /dokuwiki/inc/template.php (revision a51304ac84109ee076ee446f31674d42c3407f8c) 
1<?php
2/**
3 * DokuWiki template functions
4 *
5 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
6 * @author     Andreas Gohr <andi@splitbrain.org>
7 */
8
9if(!defined('DOKU_INC')) die('meh.');
10
11/**
12 * Access a template file
13 *
14 * Returns the path to the given file inside the current template, uses
15 * default template if the custom version doesn't exist.
16 *
17 * @author Andreas Gohr <andi@splitbrain.org>
18 * @param string $file
19 * @return string
20 */
21function template($file) {
22    global $conf;
23
24    if(@is_readable(DOKU_INC.'lib/tpl/'.$conf['template'].'/'.$file))
25        return DOKU_INC.'lib/tpl/'.$conf['template'].'/'.$file;
26
27    return DOKU_INC.'lib/tpl/dokuwiki/'.$file;
28}
29
30/**
31 * Convenience function to access template dir from local FS
32 *
33 * This replaces the deprecated DOKU_TPLINC constant
34 *
35 * @author Andreas Gohr <andi@splitbrain.org>
36 * @param string $tpl The template to use, default to current one
37 * @return string
38 */
39function tpl_incdir($tpl='') {
40    global $conf;
41    if(!$tpl) $tpl = $conf['template'];
42    return DOKU_INC.'lib/tpl/'.$tpl.'/';
43}
44
45/**
46 * Convenience function to access template dir from web
47 *
48 * This replaces the deprecated DOKU_TPL constant
49 *
50 * @author Andreas Gohr <andi@splitbrain.org>
51 * @param string $tpl The template to use, default to current one
52 * @return string
53 */
54function tpl_basedir($tpl='') {
55    global $conf;
56    if(!$tpl) $tpl = $conf['template'];
57    return DOKU_BASE.'lib/tpl/'.$tpl.'/';
58}
59
60/**
61 * Print the content
62 *
63 * This function is used for printing all the usual content
64 * (defined by the global $ACT var) by calling the appropriate
65 * outputfunction(s) from html.php
66 *
67 * Everything that doesn't use the main template file isn't
68 * handled by this function. ACL stuff is not done here either.
69 *
70 * @author Andreas Gohr <andi@splitbrain.org>
71 *
72 * @triggers TPL_ACT_RENDER
73 * @triggers TPL_CONTENT_DISPLAY
74 * @param bool $prependTOC should the TOC be displayed here?
75 * @return bool true if any output
76 */
77function tpl_content($prependTOC = true) {
78    global $ACT;
79    global $INFO;
80    $INFO['prependTOC'] = $prependTOC;
81
82    ob_start();
83    trigger_event('TPL_ACT_RENDER', $ACT, 'tpl_content_core');
84    $html_output = ob_get_clean();
85    trigger_event('TPL_CONTENT_DISPLAY', $html_output, 'ptln');
86
87    return !empty($html_output);
88}
89
90/**
91 * Default Action of TPL_ACT_RENDER
92 *
93 * @return bool
94 */
95function tpl_content_core() {
96    global $ACT;
97    global $TEXT;
98    global $PRE;
99    global $SUF;
100    global $SUM;
101    global $IDX;
102    global $INPUT;
103
104    switch($ACT) {
105        case 'show':
106            html_show();
107            break;
108        /** @noinspection PhpMissingBreakStatementInspection */
109        case 'locked':
110            html_locked();
111        case 'edit':
112        case 'recover':
113            html_edit();
114            break;
115        case 'preview':
116            html_edit();
117            html_show($TEXT);
118            break;
119        case 'draft':
120            html_draft();
121            break;
122        case 'search':
123            html_search();
124            break;
125        case 'revisions':
126            html_revisions($INPUT->int('first'));
127            break;
128        case 'diff':
129            html_diff();
130            break;
131        case 'recent':
132            $show_changes = $INPUT->str('show_changes');
133            if (empty($show_changes)) {
134                $show_changes = get_doku_pref('show_changes', $show_changes);
135            }
136            html_recent($INPUT->extract('first')->int('first'), $show_changes);
137            break;
138        case 'index':
139            html_index($IDX); #FIXME can this be pulled from globals? is it sanitized correctly?
140            break;
141        case 'backlink':
142            html_backlinks();
143            break;
144        case 'conflict':
145            html_conflict(con($PRE, $TEXT, $SUF), $SUM);
146            html_diff(con($PRE, $TEXT, $SUF), false);
147            break;
148        case 'login':
149            html_login();
150            break;
151        case 'register':
152            html_register();
153            break;
154        case 'resendpwd':
155            html_resendpwd();
156            break;
157        case 'denied':
158            html_denied();
159            break;
160        case 'profile' :
161            html_updateprofile();
162            break;
163        case 'admin':
164            tpl_admin();
165            break;
166        case 'subscribe':
167            tpl_subscribe();
168            break;
169        case 'media':
170            tpl_media();
171            break;
172        default:
173            $evt = new Doku_Event('TPL_ACT_UNKNOWN', $ACT);
174            if($evt->advise_before()) {
175                msg("Failed to handle command: ".hsc($ACT), -1);
176            }
177            $evt->advise_after();
178            unset($evt);
179            return false;
180    }
181    return true;
182}
183
184/**
185 * Places the TOC where the function is called
186 *
187 * If you use this you most probably want to call tpl_content with
188 * a false argument
189 *
190 * @author Andreas Gohr <andi@splitbrain.org>
191 *
192 * @param bool $return Should the TOC be returned instead to be printed?
193 * @return string
194 */
195function tpl_toc($return = false) {
196    global $TOC;
197    global $ACT;
198    global $ID;
199    global $REV;
200    global $INFO;
201    global $conf;
202    global $INPUT;
203    $toc = array();
204
205    if(is_array($TOC)) {
206        // if a TOC was prepared in global scope, always use it
207        $toc = $TOC;
208    } elseif(($ACT == 'show' || substr($ACT, 0, 6) == 'export') && !$REV && $INFO['exists']) {
209        // get TOC from metadata, render if neccessary
210        $meta = p_get_metadata($ID, '', METADATA_RENDER_USING_CACHE);
211        if(isset($meta['internal']['toc'])) {
212            $tocok = $meta['internal']['toc'];
213        } else {
214            $tocok = true;
215        }
216        $toc = isset($meta['description']['tableofcontents']) ? $meta['description']['tableofcontents'] : null;
217        if(!$tocok || !is_array($toc) || !$conf['tocminheads'] || count($toc) < $conf['tocminheads']) {
218            $toc = array();
219        }
220    } elseif($ACT == 'admin') {
221        // try to load admin plugin TOC
222        /** @var $plugin DokuWiki_Admin_Plugin */
223        if ($plugin = plugin_getRequestAdminPlugin()) {
224            $toc = $plugin->getTOC();
225            $TOC = $toc; // avoid later rebuild
226        }
227    }
228
229    trigger_event('TPL_TOC_RENDER', $toc, null, false);
230    $html = html_TOC($toc);
231    if($return) return $html;
232    echo $html;
233    return '';
234}
235
236/**
237 * Handle the admin page contents
238 *
239 * @author Andreas Gohr <andi@splitbrain.org>
240 *
241 * @return bool
242 */
243function tpl_admin() {
244    global $INFO;
245    global $TOC;
246    global $INPUT;
247
248    $plugin = null;
249    $class  = $INPUT->str('page');
250    if(!empty($class)) {
251        $pluginlist = plugin_list('admin');
252
253        if(in_array($class, $pluginlist)) {
254            // attempt to load the plugin
255            /** @var $plugin DokuWiki_Admin_Plugin */
256            $plugin = plugin_load('admin', $class);
257        }
258    }
259
260    if($plugin !== null) {
261        if(!is_array($TOC)) $TOC = $plugin->getTOC(); //if TOC wasn't requested yet
262        if($INFO['prependTOC']) tpl_toc();
263        $plugin->html();
264    } else {
265        html_admin();
266    }
267    return true;
268}
269
270/**
271 * Print the correct HTML meta headers
272 *
273 * This has to go into the head section of your template.
274 *
275 * @author Andreas Gohr <andi@splitbrain.org>
276 *
277 * @triggers TPL_METAHEADER_OUTPUT
278 * @param  bool $alt Should feeds and alternative format links be added?
279 * @return bool
280 */
281function tpl_metaheaders($alt = true) {
282    global $ID;
283    global $REV;
284    global $INFO;
285    global $JSINFO;
286    global $ACT;
287    global $QUERY;
288    global $lang;
289    global $conf;
290    global $updateVersion;
291    /** @var Input $INPUT */
292    global $INPUT;
293
294    // prepare the head array
295    $head = array();
296
297    // prepare seed for js and css
298    $tseed   = $updateVersion;
299    $depends = getConfigFiles('main');
300    $depends[] = DOKU_CONF."tpl/".$conf['template']."/style.ini";
301    foreach($depends as $f) $tseed .= @filemtime($f);
302    $tseed   = md5($tseed);
303
304    // the usual stuff
305    $head['meta'][] = array('name'=> 'generator', 'content'=> 'DokuWiki');
306    $head['link'][] = array(
307        'rel' => 'search', 'type'=> 'application/opensearchdescription+xml',
308        'href'=> DOKU_BASE.'lib/exe/opensearch.php', 'title'=> $conf['title']
309    );
310    $head['link'][] = array('rel'=> 'start', 'href'=> DOKU_BASE);
311    if(actionOK('index')) {
312        $head['link'][] = array(
313            'rel'  => 'contents', 'href'=> wl($ID, 'do=index', false, '&'),
314            'title'=> $lang['btn_index']
315        );
316    }
317
318    if($alt) {
319        if(actionOK('rss')) {
320            $head['link'][] = array(
321                'rel'  => 'alternate', 'type'=> 'application/rss+xml',
322                'title'=> $lang['btn_recent'], 'href'=> DOKU_BASE.'feed.php'
323            );
324            $head['link'][] = array(
325                'rel'  => 'alternate', 'type'=> 'application/rss+xml',
326                'title'=> $lang['currentns'],
327                'href' => DOKU_BASE.'feed.php?mode=list&ns='.$INFO['namespace']
328            );
329        }
330        if(($ACT == 'show' || $ACT == 'search') && $INFO['writable']) {
331            $head['link'][] = array(
332                'rel'  => 'edit',
333                'title'=> $lang['btn_edit'],
334                'href' => wl($ID, 'do=edit', false, '&')
335            );
336        }
337
338        if(actionOK('rss') && $ACT == 'search') {
339            $head['link'][] = array(
340                'rel'  => 'alternate', 'type'=> 'application/rss+xml',
341                'title'=> $lang['searchresult'],
342                'href' => DOKU_BASE.'feed.php?mode=search&q='.$QUERY
343            );
344        }
345
346        if(actionOK('export_xhtml')) {
347            $head['link'][] = array(
348                'rel' => 'alternate', 'type'=> 'text/html', 'title'=> $lang['plainhtml'],
349                'href'=> exportlink($ID, 'xhtml', '', false, '&')
350            );
351        }
352
353        if(actionOK('export_raw')) {
354            $head['link'][] = array(
355                'rel' => 'alternate', 'type'=> 'text/plain', 'title'=> $lang['wikimarkup'],
356                'href'=> exportlink($ID, 'raw', '', false, '&')
357            );
358        }
359    }
360
361    // setup robot tags apropriate for different modes
362    if(($ACT == 'show' || $ACT == 'export_xhtml') && !$REV) {
363        if($INFO['exists']) {
364            //delay indexing:
365            if((time() - $INFO['lastmod']) >= $conf['indexdelay']) {
366                $head['meta'][] = array('name'=> 'robots', 'content'=> 'index,follow');
367            } else {
368                $head['meta'][] = array('name'=> 'robots', 'content'=> 'noindex,nofollow');
369            }
370            $canonicalUrl = wl($ID, '', true, '&');
371            if ($ID == $conf['start']) {
372                $canonicalUrl = DOKU_URL;
373            }
374            $head['link'][] = array('rel'=> 'canonical', 'href'=> $canonicalUrl);
375        } else {
376            $head['meta'][] = array('name'=> 'robots', 'content'=> 'noindex,follow');
377        }
378    } elseif(defined('DOKU_MEDIADETAIL')) {
379        $head['meta'][] = array('name'=> 'robots', 'content'=> 'index,follow');
380    } else {
381        $head['meta'][] = array('name'=> 'robots', 'content'=> 'noindex,nofollow');
382    }
383
384    // set metadata
385    if($ACT == 'show' || $ACT == 'export_xhtml') {
386        // keywords (explicit or implicit)
387        if(!empty($INFO['meta']['subject'])) {
388            $head['meta'][] = array('name'=> 'keywords', 'content'=> join(',', $INFO['meta']['subject']));
389        } else {
390            $head['meta'][] = array('name'=> 'keywords', 'content'=> str_replace(':', ',', $ID));
391        }
392    }
393
394    // load stylesheets
395    $head['link'][] = array(
396        'rel' => 'stylesheet', 'type'=> 'text/css',
397        'href'=> DOKU_BASE.'lib/exe/css.php?t='.rawurlencode($conf['template']).'&tseed='.$tseed
398    );
399
400    // make $INFO and other vars available to JavaScripts
401    $json   = new JSON();
402    $script = "var NS='".$INFO['namespace']."';";
403    if($conf['useacl'] && $INPUT->server->str('REMOTE_USER')) {
404        $script .= "var SIG='".toolbar_signature()."';";
405    }
406    $script .= 'var JSINFO = '.$json->encode($JSINFO).';';
407    $head['script'][] = array('type'=> 'text/javascript', '_data'=> $script);
408
409    // load external javascript
410    $head['script'][] = array(
411        'type'=> 'text/javascript', 'charset'=> 'utf-8', '_data'=> '',
412        'src' => DOKU_BASE.'lib/exe/js.php'.'?t='.rawurlencode($conf['template']).'&tseed='.$tseed
413    );
414
415    // trigger event here
416    trigger_event('TPL_METAHEADER_OUTPUT', $head, '_tpl_metaheaders_action', true);
417    return true;
418}
419
420/**
421 * prints the array build by tpl_metaheaders
422 *
423 * $data is an array of different header tags. Each tag can have multiple
424 * instances. Attributes are given as key value pairs. Values will be HTML
425 * encoded automatically so they should be provided as is in the $data array.
426 *
427 * For tags having a body attribute specify the body data in the special
428 * attribute '_data'. This field will NOT BE ESCAPED automatically.
429 *
430 * @author Andreas Gohr <andi@splitbrain.org>
431 *
432 * @param array $data
433 */
434function _tpl_metaheaders_action($data) {
435    foreach($data as $tag => $inst) {
436        foreach($inst as $attr) {
437            echo '<', $tag, ' ', buildAttributes($attr);
438            if(isset($attr['_data']) || $tag == 'script') {
439                if($tag == 'script' && $attr['_data'])
440                    $attr['_data'] = "/*<![CDATA[*/".
441                        $attr['_data'].
442                        "\n/*!]]>*/";
443
444                echo '>', $attr['_data'], '</', $tag, '>';
445            } else {
446                echo '/>';
447            }
448            echo "\n";
449        }
450    }
451}
452
453/**
454 * Print a link
455 *
456 * Just builds a link.
457 *
458 * @author Andreas Gohr <andi@splitbrain.org>
459 *
460 * @param string $url
461 * @param string $name
462 * @param string $more
463 * @param bool $return if true return the link html, otherwise print
464 * @return bool|string html of the link, or true if printed
465 */
466function tpl_link($url, $name, $more = '', $return = false) {
467    $out = '<a href="'.$url.'" ';
468    if($more) $out .= ' '.$more;
469    $out .= ">$name</a>";
470    if($return) return $out;
471    print $out;
472    return true;
473}
474
475/**
476 * Prints a link to a WikiPage
477 *
478 * Wrapper around html_wikilink
479 *
480 * @author Andreas Gohr <andi@splitbrain.org>
481 *
482 * @param string      $id   page id
483 * @param string|null $name the name of the link
484 * @return bool true
485 */
486function tpl_pagelink($id, $name = null) {
487    print '<bdi>'.html_wikilink($id, $name).'</bdi>';
488    return true;
489}
490
491/**
492 * get the parent page
493 *
494 * Tries to find out which page is parent.
495 * returns false if none is available
496 *
497 * @author Andreas Gohr <andi@splitbrain.org>
498 *
499 * @param string $id page id
500 * @return false|string
501 */
502function tpl_getparent($id) {
503    $parent = getNS($id).':';
504    resolve_pageid('', $parent, $exists);
505    if($parent == $id) {
506        $pos    = strrpos(getNS($id), ':');
507        $parent = substr($parent, 0, $pos).':';
508        resolve_pageid('', $parent, $exists);
509        if($parent == $id) return false;
510    }
511    return $parent;
512}
513
514/**
515 * Print one of the buttons
516 *
517 * @author Adrian Lang <mail@adrianlang.de>
518 * @see    tpl_get_action
519 *
520 * @param string $type
521 * @param bool $return
522 * @return bool|string html, or false if no data, true if printed
523 */
524function tpl_button($type, $return = false) {
525    $data = tpl_get_action($type);
526    if($data === false) {
527        return false;
528    } elseif(!is_array($data)) {
529        $out = sprintf($data, 'button');
530    } else {
531        /**
532         * @var string $accesskey
533         * @var string $id
534         * @var string $method
535         * @var array  $params
536         */
537        extract($data);
538        if($id === '#dokuwiki__top') {
539            $out = html_topbtn();
540        } else {
541            $out = html_btn($type, $id, $accesskey, $params, $method);
542        }
543    }
544    if($return) return $out;
545    echo $out;
546    return true;
547}
548
549/**
550 * Like the action buttons but links
551 *
552 * @author Adrian Lang <mail@adrianlang.de>
553 * @see    tpl_get_action
554 *
555 * @param string $type    action command
556 * @param string $pre     prefix of link
557 * @param string $suf     suffix of link
558 * @param string $inner   innerHML of link
559 * @param bool   $return  if true it returns html, otherwise prints
560 * @return bool|string html or false if no data, true if printed
561 */
562function tpl_actionlink($type, $pre = '', $suf = '', $inner = '', $return = false) {
563    global $lang;
564    $data = tpl_get_action($type);
565    if($data === false) {
566        return false;
567    } elseif(!is_array($data)) {
568        $out = sprintf($data, 'link');
569    } else {
570        /**
571         * @var string $accesskey
572         * @var string $id
573         * @var string $method
574         * @var bool   $nofollow
575         * @var array  $params
576         * @var string $replacement
577         */
578        extract($data);
579        if(strpos($id, '#') === 0) {
580            $linktarget = $id;
581        } else {
582            $linktarget = wl($id, $params);
583        }
584        $caption = $lang['btn_'.$type];
585        if(strpos($caption, '%s')){
586            $caption = sprintf($caption, $replacement);
587        }
588        $akey    = $addTitle = '';
589        if($accesskey) {
590            $akey     = 'accesskey="'.$accesskey.'" ';
591            $addTitle = ' ['.strtoupper($accesskey).']';
592        }
593        $rel = $nofollow ? 'rel="nofollow" ' : '';
594        $out = tpl_link(
595            $linktarget, $pre.(($inner) ? $inner : $caption).$suf,
596            'class="action '.$type.'" '.
597                $akey.$rel.
598                'title="'.hsc($caption).$addTitle.'"', true
599        );
600    }
601    if($return) return $out;
602    echo $out;
603    return true;
604}
605
606/**
607 * Check the actions and get data for buttons and links
608 *
609 * Available actions are
610 *
611 *  edit        - edit/create/show/draft
612 *  history     - old revisions
613 *  recent      - recent changes
614 *  login       - login/logout - if ACL enabled
615 *  profile     - user profile (if logged in)
616 *  index       - The index
617 *  admin       - admin page - if enough rights
618 *  top         - back to top
619 *  back        - back to parent - if available
620 *  backlink    - links to the list of backlinks
621 *  subscribe/subscription- subscribe/unsubscribe
622 *
623 * @author Andreas Gohr <andi@splitbrain.org>
624 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
625 * @author Adrian Lang <mail@adrianlang.de>
626 *
627 * @param string $type
628 * @return array|bool|string
629 */
630function tpl_get_action($type) {
631    global $ID;
632    global $INFO;
633    global $REV;
634    global $ACT;
635    global $conf;
636    /** @var Input $INPUT */
637    global $INPUT;
638
639    // check disabled actions and fix the badly named ones
640    if($type == 'history') $type = 'revisions';
641    if ($type == 'subscription') $type = 'subscribe';
642    if(!actionOK($type)) return false;
643
644    $accesskey   = null;
645    $id          = $ID;
646    $method      = 'get';
647    $params      = array('do' => $type);
648    $nofollow    = true;
649    $replacement = '';
650
651    $unknown = false;
652    switch($type) {
653        case 'edit':
654            // most complicated type - we need to decide on current action
655            if($ACT == 'show' || $ACT == 'search') {
656                $method = 'post';
657                if($INFO['writable']) {
658                    $accesskey = 'e';
659                    if(!empty($INFO['draft'])) {
660                        $type         = 'draft';
661                        $params['do'] = 'draft';
662                    } else {
663                        $params['rev'] = $REV;
664                        if(!$INFO['exists']) {
665                            $type = 'create';
666                        }
667                    }
668                } else {
669                    if(!actionOK('source')) return false; //pseudo action
670                    $params['rev'] = $REV;
671                    $type          = 'source';
672                    $accesskey     = 'v';
673                }
674            } else {
675                $params    = array('do' => '');
676                $type      = 'show';
677                $accesskey = 'v';
678            }
679            break;
680        case 'revisions':
681            $type      = 'revs';
682            $accesskey = 'o';
683            break;
684        case 'recent':
685            $accesskey = 'r';
686            break;
687        case 'index':
688            $accesskey = 'x';
689            // allow searchbots to get to the sitemap from the homepage (when dokuwiki isn't providing a sitemap.xml)
690            if ($conf['start'] == $ID && !$conf['sitemap']) {
691                $nofollow = false;
692            }
693            break;
694        case 'top':
695            $accesskey = 't';
696            $params    = array('do' => '');
697            $id        = '#dokuwiki__top';
698            break;
699        case 'back':
700            $parent = tpl_getparent($ID);
701            if(!$parent) {
702                return false;
703            }
704            $id        = $parent;
705            $params    = array('do' => '');
706            $accesskey = 'b';
707            break;
708        case 'img_backto':
709            $params = array();
710            $accesskey = 'b';
711            $replacement = $ID;
712            break;
713        case 'login':
714            $params['sectok'] = getSecurityToken();
715            if($INPUT->server->has('REMOTE_USER')) {
716                if(!actionOK('logout')) {
717                    return false;
718                }
719                $params['do'] = 'logout';
720                $type         = 'logout';
721            }
722            break;
723        case 'register':
724            if($INPUT->server->str('REMOTE_USER')) {
725                return false;
726            }
727            break;
728        case 'resendpwd':
729            if($INPUT->server->str('REMOTE_USER')) {
730                return false;
731            }
732            break;
733        case 'admin':
734            if(!$INFO['ismanager']) {
735                return false;
736            }
737            break;
738        case 'revert':
739            if(!$INFO['ismanager'] || !$REV || !$INFO['writable']) {
740                return false;
741            }
742            $params['rev']    = $REV;
743            $params['sectok'] = getSecurityToken();
744            break;
745        case 'subscribe':
746            if(!$INPUT->server->str('REMOTE_USER')) {
747                return false;
748            }
749            break;
750        case 'backlink':
751            break;
752        case 'profile':
753            if(!$INPUT->server->has('REMOTE_USER')) {
754                return false;
755            }
756            break;
757        case 'media':
758            $params['ns'] = getNS($ID);
759            break;
760        case 'mediaManager':
761            // View image in media manager
762            global $IMG;
763            $imgNS = getNS($IMG);
764            $authNS = auth_quickaclcheck("$imgNS:*");
765            if ($authNS < AUTH_UPLOAD) {
766                return false;
767            }
768            $params = array(
769                'ns' => $imgNS,
770                'image' => $IMG,
771                'do' => 'media'
772            );
773            //$type = 'media';
774            break;
775        default:
776            //unknown type
777            $unknown = true;
778    }
779
780    $data = compact('accesskey', 'type', 'id', 'method', 'params', 'nofollow', 'replacement');
781
782    $evt = new Doku_Event('TPL_ACTION_GET', $data);
783    if($evt->advise_before()) {
784        //handle unknown types
785        if($unknown) {
786            $data = '[unknown %s type]';
787        }
788    }
789    $evt->advise_after();
790    unset($evt);
791
792    return $data;
793}
794
795/**
796 * Wrapper around tpl_button() and tpl_actionlink()
797 *
798 * @author Anika Henke <anika@selfthinker.org>
799 *
800 * @param string        $type action command
801 * @param bool          $link link or form button?
802 * @param string|bool   $wrapper HTML element wrapper
803 * @param bool          $return return or print
804 * @param string        $pre prefix for links
805 * @param string        $suf suffix for links
806 * @param string        $inner inner HTML for links
807 * @return bool|string
808 */
809function tpl_action($type, $link = false, $wrapper = false, $return = false, $pre = '', $suf = '', $inner = '') {
810    $out = '';
811    if($link) {
812        $out .= tpl_actionlink($type, $pre, $suf, $inner, true);
813    } else {
814        $out .= tpl_button($type, true);
815    }
816    if($out && $wrapper) $out = "<$wrapper>$out</$wrapper>";
817
818    if($return) return $out;
819    print $out;
820    return $out ? true : false;
821}
822
823/**
824 * Print the search form
825 *
826 * If the first parameter is given a div with the ID 'qsearch_out' will
827 * be added which instructs the ajax pagequicksearch to kick in and place
828 * its output into this div. The second parameter controls the propritary
829 * attribute autocomplete. If set to false this attribute will be set with an
830 * value of "off" to instruct the browser to disable it's own built in
831 * autocompletion feature (MSIE and Firefox)
832 *
833 * @author Andreas Gohr <andi@splitbrain.org>
834 *
835 * @param bool $ajax
836 * @param bool $autocomplete
837 * @return bool
838 */
839function tpl_searchform($ajax = true, $autocomplete = true) {
840    global $lang;
841    global $ACT;
842    global $QUERY;
843
844    // don't print the search form if search action has been disabled
845    if(!actionOK('search')) return false;
846
847    print '<form action="'.wl().'" accept-charset="utf-8" class="search" id="dw__search" method="get" role="search"><div class="no">';
848    print '<input type="hidden" name="do" value="search" />';
849    print '<input type="text" ';
850    if($ACT == 'search') print 'value="'.htmlspecialchars($QUERY).'" ';
851    print 'placeholder="'.$lang['btn_search'].'" ';
852    if(!$autocomplete) print 'autocomplete="off" ';
853    print 'id="qsearch__in" accesskey="f" name="id" class="edit" title="[F]" />';
854    print '<button type="submit" title="'.$lang['btn_search'].'">'.$lang['btn_search'].'</button>';
855    if($ajax) print '<div id="qsearch__out" class="ajax_qsearch JSpopup"></div>';
856    print '</div></form>';
857    return true;
858}
859
860/**
861 * Print the breadcrumbs trace
862 *
863 * @author Andreas Gohr <andi@splitbrain.org>
864 *
865 * @param string $sep Separator between entries
866 * @return bool
867 */
868function tpl_breadcrumbs($sep = '•') {
869    global $lang;
870    global $conf;
871
872    //check if enabled
873    if(!$conf['breadcrumbs']) return false;
874
875    $crumbs = breadcrumbs(); //setup crumb trace
876
877    $crumbs_sep = ' <span class="bcsep">'.$sep.'</span> ';
878
879    //render crumbs, highlight the last one
880    print '<span class="bchead">'.$lang['breadcrumb'].'</span>';
881    $last = count($crumbs);
882    $i    = 0;
883    foreach($crumbs as $id => $name) {
884        $i++;
885        echo $crumbs_sep;
886        if($i == $last) print '<span class="curid">';
887        print '<bdi>';
888        tpl_link(wl($id), hsc($name), 'class="breadcrumbs" title="'.$id.'"');
889        print '</bdi>';
890        if($i == $last) print '</span>';
891    }
892    return true;
893}
894
895/**
896 * Hierarchical breadcrumbs
897 *
898 * This code was suggested as replacement for the usual breadcrumbs.
899 * It only makes sense with a deep site structure.
900 *
901 * @author Andreas Gohr <andi@splitbrain.org>
902 * @author Nigel McNie <oracle.shinoda@gmail.com>
903 * @author Sean Coates <sean@caedmon.net>
904 * @author <fredrik@averpil.com>
905 * @todo   May behave strangely in RTL languages
906 *
907 * @param string $sep Separator between entries
908 * @return bool
909 */
910function tpl_youarehere($sep = ' » ') {
911    global $conf;
912    global $ID;
913    global $lang;
914
915    // check if enabled
916    if(!$conf['youarehere']) return false;
917
918    $parts = explode(':', $ID);
919    $count = count($parts);
920
921    echo '<span class="bchead">'.$lang['youarehere'].' </span>';
922
923    // always print the startpage
924    echo '<span class="home">';
925    tpl_pagelink(':'.$conf['start']);
926    echo '</span>';
927
928    // print intermediate namespace links
929    $part = '';
930    for($i = 0; $i < $count - 1; $i++) {
931        $part .= $parts[$i].':';
932        $page = $part;
933        if($page == $conf['start']) continue; // Skip startpage
934
935        // output
936        echo $sep;
937        tpl_pagelink($page);
938    }
939
940    // print current page, skipping start page, skipping for namespace index
941    resolve_pageid('', $page, $exists);
942    if(isset($page) && $page == $part.$parts[$i]) return true;
943    $page = $part.$parts[$i];
944    if($page == $conf['start']) return true;
945    echo $sep;
946    tpl_pagelink($page);
947    return true;
948}
949
950/**
951 * Print info if the user is logged in
952 * and show full name in that case
953 *
954 * Could be enhanced with a profile link in future?
955 *
956 * @author Andreas Gohr <andi@splitbrain.org>
957 *
958 * @return bool
959 */
960function tpl_userinfo() {
961    global $lang;
962    /** @var Input $INPUT */
963    global $INPUT;
964
965    if($INPUT->server->str('REMOTE_USER')) {
966        print $lang['loggedinas'].' '.userlink();
967        return true;
968    }
969    return false;
970}
971
972/**
973 * Print some info about the current page
974 *
975 * @author Andreas Gohr <andi@splitbrain.org>
976 *
977 * @param bool $ret return content instead of printing it
978 * @return bool|string
979 */
980function tpl_pageinfo($ret = false) {
981    global $conf;
982    global $lang;
983    global $INFO;
984    global $ID;
985
986    // return if we are not allowed to view the page
987    if(!auth_quickaclcheck($ID)) {
988        return false;
989    }
990
991    // prepare date and path
992    $fn = $INFO['filepath'];
993    if(!$conf['fullpath']) {
994        if($INFO['rev']) {
995            $fn = str_replace(fullpath($conf['olddir']).'/', '', $fn);
996        } else {
997            $fn = str_replace(fullpath($conf['datadir']).'/', '', $fn);
998        }
999    }
1000    $fn   = utf8_decodeFN($fn);
1001    $date = dformat($INFO['lastmod']);
1002
1003    // print it
1004    if($INFO['exists']) {
1005        $out = '';
1006        $out .= '<bdi>'.$fn.'</bdi>';
1007        $out .= ' · ';
1008        $out .= $lang['lastmod'];
1009        $out .= ' ';
1010        $out .= $date;
1011        if($INFO['editor']) {
1012            $out .= ' '.$lang['by'].' ';
1013            $out .= '<bdi>'.editorinfo($INFO['editor']).'</bdi>';
1014        } else {
1015            $out .= ' ('.$lang['external_edit'].')';
1016        }
1017        if($INFO['locked']) {
1018            $out .= ' · ';
1019            $out .= $lang['lockedby'];
1020            $out .= ' ';
1021            $out .= '<bdi>'.editorinfo($INFO['locked']).'</bdi>';
1022        }
1023        if($ret) {
1024            return $out;
1025        } else {
1026            echo $out;
1027            return true;
1028        }
1029    }
1030    return false;
1031}
1032
1033/**
1034 * Prints or returns the name of the given page (current one if none given).
1035 *
1036 * If useheading is enabled this will use the first headline else
1037 * the given ID is used.
1038 *
1039 * @author Andreas Gohr <andi@splitbrain.org>
1040 *
1041 * @param string $id page id
1042 * @param bool   $ret return content instead of printing
1043 * @return bool|string
1044 */
1045function tpl_pagetitle($id = null, $ret = false) {
1046    global $ACT, $INPUT, $conf, $lang;
1047
1048    if(is_null($id)) {
1049        global $ID;
1050        $id = $ID;
1051    }
1052
1053    $name = $id;
1054    if(useHeading('navigation')) {
1055        $first_heading = p_get_first_heading($id);
1056        if($first_heading) $name = $first_heading;
1057    }
1058
1059    // default page title is the page name, modify with the current action
1060    switch ($ACT) {
1061        // admin functions
1062        case 'admin' :
1063            $page_title = $lang['btn_admin'];
1064            // try to get the plugin name
1065            /** @var $plugin DokuWiki_Admin_Plugin */
1066            if ($plugin = plugin_getRequestAdminPlugin()){
1067                $plugin_title = $plugin->getMenuText($conf['lang']);
1068                $page_title = $plugin_title ? $plugin_title : $plugin->getPluginName();
1069            }
1070            break;
1071
1072        // user functions
1073        case 'login' :
1074        case 'profile' :
1075        case 'register' :
1076        case 'resendpwd' :
1077            $page_title = $lang['btn_'.$ACT];
1078            break;
1079
1080         // wiki functions
1081        case 'search' :
1082        case 'index' :
1083            $page_title = $lang['btn_'.$ACT];
1084            break;
1085
1086        // page functions
1087        case 'edit' :
1088            $page_title = "✎ ".$name;
1089            break;
1090
1091        case 'revisions' :
1092            $page_title = $name . ' - ' . $lang['btn_revs'];
1093            break;
1094
1095        case 'backlink' :
1096        case 'recent' :
1097        case 'subscribe' :
1098            $page_title = $name . ' - ' . $lang['btn_'.$ACT];
1099            break;
1100
1101        default : // SHOW and anything else not included
1102            $page_title = $name;
1103    }
1104
1105    if($ret) {
1106        return hsc($page_title);
1107    } else {
1108        print hsc($page_title);
1109        return true;
1110    }
1111}
1112
1113/**
1114 * Returns the requested EXIF/IPTC tag from the current image
1115 *
1116 * If $tags is an array all given tags are tried until a
1117 * value is found. If no value is found $alt is returned.
1118 *
1119 * Which texts are known is defined in the functions _exifTagNames
1120 * and _iptcTagNames() in inc/jpeg.php (You need to prepend IPTC
1121 * to the names of the latter one)
1122 *
1123 * Only allowed in: detail.php
1124 *
1125 * @author Andreas Gohr <andi@splitbrain.org>
1126 *
1127 * @param array|string $tags tag or array of tags to try
1128 * @param string       $alt  alternative output if no data was found
1129 * @param null|string  $src  the image src, uses global $SRC if not given
1130 * @return string
1131 */
1132function tpl_img_getTag($tags, $alt = '', $src = null) {
1133    // Init Exif Reader
1134    global $SRC;
1135
1136    if(is_null($src)) $src = $SRC;
1137
1138    static $meta = null;
1139    if(is_null($meta)) $meta = new JpegMeta($src);
1140    if($meta === false) return $alt;
1141    $info = cleanText($meta->getField($tags));
1142    if($info == false) return $alt;
1143    return $info;
1144}
1145
1146/**
1147 * Returns a description list of the metatags of the current image
1148 *
1149 * @return string html of description list
1150 */
1151function tpl_img_meta() {
1152    global $lang;
1153
1154    $tags = tpl_get_img_meta();
1155
1156    echo '<dl>';
1157    foreach($tags as $tag) {
1158        $label = $lang[$tag['langkey']];
1159        if(!$label) $label = $tag['langkey'] . ':';
1160
1161        echo '<dt>'.$label.'</dt><dd>';
1162        if ($tag['type'] == 'date') {
1163            echo dformat($tag['value']);
1164        } else {
1165            echo hsc($tag['value']);
1166        }
1167        echo '</dd>';
1168    }
1169    echo '</dl>';
1170}
1171
1172/**
1173 * Returns metadata as configured in mediameta config file, ready for creating html
1174 *
1175 * @return array with arrays containing the entries:
1176 *   - string langkey  key to lookup in the $lang var, if not found printed as is
1177 *   - string type     type of value
1178 *   - string value    tag value (unescaped)
1179 */
1180function tpl_get_img_meta() {
1181
1182    $config_files = getConfigFiles('mediameta');
1183    foreach ($config_files as $config_file) {
1184        if(file_exists($config_file)) {
1185            include($config_file);
1186        }
1187    }
1188    /** @var array $fields the included array with metadata */
1189
1190    $tags = array();
1191    foreach($fields as $tag){
1192        $t = array();
1193        if (!empty($tag[0])) {
1194            $t = array($tag[0]);
1195        }
1196        if(is_array($tag[3])) {
1197            $t = array_merge($t,$tag[3]);
1198        }
1199        $value = tpl_img_getTag($t);
1200        if ($value) {
1201            $tags[] = array('langkey' => $tag[1], 'type' => $tag[2], 'value' => $value);
1202        }
1203    }
1204    return $tags;
1205}
1206
1207/**
1208 * Prints the image with a link to the full sized version
1209 *
1210 * Only allowed in: detail.php
1211 *
1212 * @triggers TPL_IMG_DISPLAY
1213 * @param $maxwidth  int - maximal width of the image
1214 * @param $maxheight int - maximal height of the image
1215 * @param $link bool     - link to the orginal size?
1216 * @param $params array  - additional image attributes
1217 * @return bool Result of TPL_IMG_DISPLAY
1218 */
1219function tpl_img($maxwidth = 0, $maxheight = 0, $link = true, $params = null) {
1220    global $IMG;
1221    /** @var Input $INPUT */
1222    global $INPUT;
1223    global $REV;
1224    $w = tpl_img_getTag('File.Width');
1225    $h = tpl_img_getTag('File.Height');
1226
1227    //resize to given max values
1228    $ratio = 1;
1229    if($w >= $h) {
1230        if($maxwidth && $w >= $maxwidth) {
1231            $ratio = $maxwidth / $w;
1232        } elseif($maxheight && $h > $maxheight) {
1233            $ratio = $maxheight / $h;
1234        }
1235    } else {
1236        if($maxheight && $h >= $maxheight) {
1237            $ratio = $maxheight / $h;
1238        } elseif($maxwidth && $w > $maxwidth) {
1239            $ratio = $maxwidth / $w;
1240        }
1241    }
1242    if($ratio) {
1243        $w = floor($ratio * $w);
1244        $h = floor($ratio * $h);
1245    }
1246
1247    //prepare URLs
1248    $url = ml($IMG, array('cache'=> $INPUT->str('cache'),'rev'=>$REV), true, '&');
1249    $src = ml($IMG, array('cache'=> $INPUT->str('cache'),'rev'=>$REV, 'w'=> $w, 'h'=> $h), true, '&');
1250
1251    //prepare attributes
1252    $alt = tpl_img_getTag('Simple.Title');
1253    if(is_null($params)) {
1254        $p = array();
1255    } else {
1256        $p = $params;
1257    }
1258    if($w) $p['width'] = $w;
1259    if($h) $p['height'] = $h;
1260    $p['class'] = 'img_detail';
1261    if($alt) {
1262        $p['alt']   = $alt;
1263        $p['title'] = $alt;
1264    } else {
1265        $p['alt'] = '';
1266    }
1267    $p['src'] = $src;
1268
1269    $data = array('url'=> ($link ? $url : null), 'params'=> $p);
1270    return trigger_event('TPL_IMG_DISPLAY', $data, '_tpl_img_action', true);
1271}
1272
1273/**
1274 * Default action for TPL_IMG_DISPLAY
1275 *
1276 * @param array $data
1277 * @return bool
1278 */
1279function _tpl_img_action($data) {
1280    global $lang;
1281    $p = buildAttributes($data['params']);
1282
1283    if($data['url']) print '<a href="'.hsc($data['url']).'" title="'.$lang['mediaview'].'">';
1284    print '<img '.$p.'/>';
1285    if($data['url']) print '</a>';
1286    return true;
1287}
1288
1289/**
1290 * This function inserts a small gif which in reality is the indexer function.
1291 *
1292 * Should be called somewhere at the very end of the main.php
1293 * template
1294 *
1295 * @return bool
1296 */
1297function tpl_indexerWebBug() {
1298    global $ID;
1299
1300    $p           = array();
1301    $p['src']    = DOKU_BASE.'lib/exe/indexer.php?id='.rawurlencode($ID).
1302        '&'.time();
1303    $p['width']  = 2; //no more 1x1 px image because we live in times of ad blockers...
1304    $p['height'] = 1;
1305    $p['alt']    = '';
1306    $att         = buildAttributes($p);
1307    print "<img $att />";
1308    return true;
1309}
1310
1311/**
1312 * tpl_getConf($id)
1313 *
1314 * use this function to access template configuration variables
1315 *
1316 * @param string $id      name of the value to access
1317 * @param mixed  $notset  what to return if the setting is not available
1318 * @return mixed
1319 */
1320function tpl_getConf($id, $notset=false) {
1321    global $conf;
1322    static $tpl_configloaded = false;
1323
1324    $tpl = $conf['template'];
1325
1326    if(!$tpl_configloaded) {
1327        $tconf = tpl_loadConfig();
1328        if($tconf !== false) {
1329            foreach($tconf as $key => $value) {
1330                if(isset($conf['tpl'][$tpl][$key])) continue;
1331                $conf['tpl'][$tpl][$key] = $value;
1332            }
1333            $tpl_configloaded = true;
1334        }
1335    }
1336
1337    if(isset($conf['tpl'][$tpl][$id])){
1338        return $conf['tpl'][$tpl][$id];
1339    }
1340
1341    return $notset;
1342}
1343
1344/**
1345 * tpl_loadConfig()
1346 *
1347 * reads all template configuration variables
1348 * this function is automatically called by tpl_getConf()
1349 *
1350 * @return array
1351 */
1352function tpl_loadConfig() {
1353
1354    $file = tpl_incdir().'/conf/default.php';
1355    $conf = array();
1356
1357    if(!file_exists($file)) return false;
1358
1359    // load default config file
1360    include($file);
1361
1362    return $conf;
1363}
1364
1365// language methods
1366/**
1367 * tpl_getLang($id)
1368 *
1369 * use this function to access template language variables
1370 *
1371 * @param string $id key of language string
1372 * @return string
1373 */
1374function tpl_getLang($id) {
1375    static $lang = array();
1376
1377    if(count($lang) === 0) {
1378        global $conf, $config_cascade; // definitely don't invoke "global $lang"
1379
1380        $path = tpl_incdir() . 'lang/';
1381
1382        $lang = array();
1383
1384        // don't include once
1385        @include($path . 'en/lang.php');
1386        foreach($config_cascade['lang']['template'] as $config_file) {
1387            if(file_exists($config_file . $conf['template'] . '/en/lang.php')) {
1388                include($config_file . $conf['template'] . '/en/lang.php');
1389            }
1390        }
1391
1392        if($conf['lang'] != 'en') {
1393            @include($path . $conf['lang'] . '/lang.php');
1394            foreach($config_cascade['lang']['template'] as $config_file) {
1395                if(file_exists($config_file . $conf['template'] . '/' . $conf['lang'] . '/lang.php')) {
1396                    include($config_file . $conf['template'] . '/' . $conf['lang'] . '/lang.php');
1397                }
1398            }
1399        }
1400    }
1401    return $lang[$id];
1402}
1403
1404/**
1405 * Retrieve a language dependent file and pass to xhtml renderer for display
1406 * template equivalent of p_locale_xhtml()
1407 *
1408 * @param   string $id id of language dependent wiki page
1409 * @return  string     parsed contents of the wiki page in xhtml format
1410 */
1411function tpl_locale_xhtml($id) {
1412    return p_cached_output(tpl_localeFN($id));
1413}
1414
1415/**
1416 * Prepends appropriate path for a language dependent filename
1417 *
1418 * @param string $id id of localized text
1419 * @return string wiki text
1420 */
1421function tpl_localeFN($id) {
1422    $path = tpl_incdir().'lang/';
1423    global $conf;
1424    $file = DOKU_CONF.'template_lang/'.$conf['template'].'/'.$conf['lang'].'/'.$id.'.txt';
1425    if (!file_exists($file)){
1426        $file = $path.$conf['lang'].'/'.$id.'.txt';
1427        if(!file_exists($file)){
1428            //fall back to english
1429            $file = $path.'en/'.$id.'.txt';
1430        }
1431    }
1432    return $file;
1433}
1434
1435/**
1436 * prints the "main content" in the mediamanger popup
1437 *
1438 * Depending on the user's actions this may be a list of
1439 * files in a namespace, the meta editing dialog or
1440 * a message of referencing pages
1441 *
1442 * Only allowed in mediamanager.php
1443 *
1444 * @triggers MEDIAMANAGER_CONTENT_OUTPUT
1445 * @param bool $fromajax - set true when calling this function via ajax
1446 * @param string $sort
1447 *
1448 * @author Andreas Gohr <andi@splitbrain.org>
1449 */
1450function tpl_mediaContent($fromajax = false, $sort='natural') {
1451    global $IMG;
1452    global $AUTH;
1453    global $INUSE;
1454    global $NS;
1455    global $JUMPTO;
1456    /** @var Input $INPUT */
1457    global $INPUT;
1458
1459    $do = $INPUT->extract('do')->str('do');
1460    if(in_array($do, array('save', 'cancel'))) $do = '';
1461
1462    if(!$do) {
1463        if($INPUT->bool('edit')) {
1464            $do = 'metaform';
1465        } elseif(is_array($INUSE)) {
1466            $do = 'filesinuse';
1467        } else {
1468            $do = 'filelist';
1469        }
1470    }
1471
1472    // output the content pane, wrapped in an event.
1473    if(!$fromajax) ptln('<div id="media__content">');
1474    $data = array('do' => $do);
1475    $evt  = new Doku_Event('MEDIAMANAGER_CONTENT_OUTPUT', $data);
1476    if($evt->advise_before()) {
1477        $do = $data['do'];
1478        if($do == 'filesinuse') {
1479            media_filesinuse($INUSE, $IMG);
1480        } elseif($do == 'filelist') {
1481            media_filelist($NS, $AUTH, $JUMPTO,false,$sort);
1482        } elseif($do == 'searchlist') {
1483            media_searchlist($INPUT->str('q'), $NS, $AUTH);
1484        } else {
1485            msg('Unknown action '.hsc($do), -1);
1486        }
1487    }
1488    $evt->advise_after();
1489    unset($evt);
1490    if(!$fromajax) ptln('</div>');
1491
1492}
1493
1494/**
1495 * Prints the central column in full-screen media manager
1496 * Depending on the opened tab this may be a list of
1497 * files in a namespace, upload form or search form
1498 *
1499 * @author Kate Arzamastseva <pshns@ukr.net>
1500 */
1501function tpl_mediaFileList() {
1502    global $AUTH;
1503    global $NS;
1504    global $JUMPTO;
1505    global $lang;
1506    /** @var Input $INPUT */
1507    global $INPUT;
1508
1509    $opened_tab = $INPUT->str('tab_files');
1510    if(!$opened_tab || !in_array($opened_tab, array('files', 'upload', 'search'))) $opened_tab = 'files';
1511    if($INPUT->str('mediado') == 'update') $opened_tab = 'upload';
1512
1513    echo '<h2 class="a11y">'.$lang['mediaselect'].'</h2>'.NL;
1514
1515    media_tabs_files($opened_tab);
1516
1517    echo '<div class="panelHeader">'.NL;
1518    echo '<h3>';
1519    $tabTitle = ($NS) ? $NS : '['.$lang['mediaroot'].']';
1520    printf($lang['media_'.$opened_tab], '<strong>'.hsc($tabTitle).'</strong>');
1521    echo '</h3>'.NL;
1522    if($opened_tab === 'search' || $opened_tab === 'files') {
1523        media_tab_files_options();
1524    }
1525    echo '</div>'.NL;
1526
1527    echo '<div class="panelContent">'.NL;
1528    if($opened_tab == 'files') {
1529        media_tab_files($NS, $AUTH, $JUMPTO);
1530    } elseif($opened_tab == 'upload') {
1531        media_tab_upload($NS, $AUTH, $JUMPTO);
1532    } elseif($opened_tab == 'search') {
1533        media_tab_search($NS, $AUTH);
1534    }
1535    echo '</div>'.NL;
1536}
1537
1538/**
1539 * Prints the third column in full-screen media manager
1540 * Depending on the opened tab this may be details of the
1541 * selected file, the meta editing dialog or
1542 * list of file revisions
1543 *
1544 * @author Kate Arzamastseva <pshns@ukr.net>
1545 */
1546function tpl_mediaFileDetails($image, $rev) {
1547    global $conf, $DEL, $lang;
1548    /** @var Input $INPUT */
1549    global $INPUT;
1550
1551    $removed = (!file_exists(mediaFN($image)) && file_exists(mediaMetaFN($image, '.changes')) && $conf['mediarevisions']);
1552    if(!$image || (!file_exists(mediaFN($image)) && !$removed) || $DEL) return;
1553    if($rev && !file_exists(mediaFN($image, $rev))) $rev = false;
1554    $ns = getNS($image);
1555    $do = $INPUT->str('mediado');
1556
1557    $opened_tab = $INPUT->str('tab_details');
1558
1559    $tab_array = array('view');
1560    list(, $mime) = mimetype($image);
1561    if($mime == 'image/jpeg') {
1562        $tab_array[] = 'edit';
1563    }
1564    if($conf['mediarevisions']) {
1565        $tab_array[] = 'history';
1566    }
1567
1568    if(!$opened_tab || !in_array($opened_tab, $tab_array)) $opened_tab = 'view';
1569    if($INPUT->bool('edit')) $opened_tab = 'edit';
1570    if($do == 'restore') $opened_tab = 'view';
1571
1572    media_tabs_details($image, $opened_tab);
1573
1574    echo '<div class="panelHeader"><h3>';
1575    list($ext) = mimetype($image, false);
1576    $class    = preg_replace('/[^_\-a-z0-9]+/i', '_', $ext);
1577    $class    = 'select mediafile mf_'.$class;
1578    $tabTitle = '<strong><a href="'.ml($image).'" class="'.$class.'" title="'.$lang['mediaview'].'">'.$image.'</a>'.'</strong>';
1579    if($opened_tab === 'view' && $rev) {
1580        printf($lang['media_viewold'], $tabTitle, dformat($rev));
1581    } else {
1582        printf($lang['media_'.$opened_tab], $tabTitle);
1583    }
1584
1585    echo '</h3></div>'.NL;
1586
1587    echo '<div class="panelContent">'.NL;
1588
1589    if($opened_tab == 'view') {
1590        media_tab_view($image, $ns, null, $rev);
1591
1592    } elseif($opened_tab == 'edit' && !$removed) {
1593        media_tab_edit($image, $ns);
1594
1595    } elseif($opened_tab == 'history' && $conf['mediarevisions']) {
1596        media_tab_history($image, $ns);
1597    }
1598
1599    echo '</div>'.NL;
1600}
1601
1602/**
1603 * prints the namespace tree in the mediamanger popup
1604 *
1605 * Only allowed in mediamanager.php
1606 *
1607 * @author Andreas Gohr <andi@splitbrain.org>
1608 */
1609function tpl_mediaTree() {
1610    global $NS;
1611    ptln('<div id="media__tree">');
1612    media_nstree($NS);
1613    ptln('</div>');
1614}
1615
1616/**
1617 * Print a dropdown menu with all DokuWiki actions
1618 *
1619 * Note: this will not use any pretty URLs
1620 *
1621 * @author Andreas Gohr <andi@splitbrain.org>
1622 *
1623 * @param string $empty empty option label
1624 * @param string $button submit button label
1625 */
1626function tpl_actiondropdown($empty = '', $button = '&gt;') {
1627    global $ID;
1628    global $REV;
1629    global $lang;
1630    /** @var Input $INPUT */
1631    global $INPUT;
1632
1633    $action_structure = array(
1634        'page_tools' => array('edit', 'revert', 'revisions', 'backlink', 'subscribe'),
1635        'site_tools' => array('recent', 'media', 'index'),
1636        'user_tools' => array('login', 'register', 'profile', 'admin'),
1637    );
1638
1639    echo '<form action="'.script().'" method="get" accept-charset="utf-8">';
1640    echo '<div class="no">';
1641    echo '<input type="hidden" name="id" value="'.$ID.'" />';
1642    if($REV) echo '<input type="hidden" name="rev" value="'.$REV.'" />';
1643    if ($INPUT->server->str('REMOTE_USER')) {
1644        echo '<input type="hidden" name="sectok" value="'.getSecurityToken().'" />';
1645    }
1646
1647    echo '<select name="do" class="edit quickselect" title="'.$lang['tools'].'">';
1648    echo '<option value="">'.$empty.'</option>';
1649
1650    foreach($action_structure as $tools => $actions) {
1651        echo '<optgroup label="'.$lang[$tools].'">';
1652        foreach($actions as $action) {
1653            $act = tpl_get_action($action);
1654            if($act) echo '<option value="'.$act['params']['do'].'">'.$lang['btn_'.$act['type']].'</option>';
1655        }
1656        echo '</optgroup>';
1657    }
1658
1659    echo '</select>';
1660    echo '<button type="submit">'.$button.'</button>';
1661    echo '</div>';
1662    echo '</form>';
1663}
1664
1665/**
1666 * Print a informational line about the used license
1667 *
1668 * @author Andreas Gohr <andi@splitbrain.org>
1669 * @param  string $img     print image? (|button|badge)
1670 * @param  bool   $imgonly skip the textual description?
1671 * @param  bool   $return  when true don't print, but return HTML
1672 * @param  bool   $wrap    wrap in div with class="license"?
1673 * @return string
1674 */
1675function tpl_license($img = 'badge', $imgonly = false, $return = false, $wrap = true) {
1676    global $license;
1677    global $conf;
1678    global $lang;
1679    if(!$conf['license']) return '';
1680    if(!is_array($license[$conf['license']])) return '';
1681    $lic    = $license[$conf['license']];
1682    $target = ($conf['target']['extern']) ? ' target="'.$conf['target']['extern'].'"' : '';
1683
1684    $out = '';
1685    if($wrap) $out .= '<div class="license">';
1686    if($img) {
1687        $src = license_img($img);
1688        if($src) {
1689            $out .= '<a href="'.$lic['url'].'" rel="license"'.$target;
1690            $out .= '><img src="'.DOKU_BASE.$src.'" alt="'.$lic['name'].'" /></a>';
1691            if(!$imgonly) $out .= ' ';
1692        }
1693    }
1694    if(!$imgonly) {
1695        $out .= $lang['license'].' ';
1696        $out .= '<bdi><a href="'.$lic['url'].'" rel="license" class="urlextern"'.$target;
1697        $out .= '>'.$lic['name'].'</a></bdi>';
1698    }
1699    if($wrap) $out .= '</div>';
1700
1701    if($return) return $out;
1702    echo $out;
1703    return '';
1704}
1705
1706/**
1707 * Includes the rendered HTML of a given page
1708 *
1709 * This function is useful to populate sidebars or similar features in a
1710 * template
1711 *
1712 * @param string $pageid
1713 * @param bool $print
1714 * @param bool $propagate
1715 * @return bool|null|string
1716 */
1717function tpl_include_page($pageid, $print = true, $propagate = false) {
1718    if (!$pageid) return false;
1719    if ($propagate) $pageid = page_findnearest($pageid);
1720
1721    global $TOC;
1722    $oldtoc = $TOC;
1723    $html   = p_wiki_xhtml($pageid, '', false);
1724    $TOC    = $oldtoc;
1725
1726    if(!$print) return $html;
1727    echo $html;
1728    return $html;
1729}
1730
1731/**
1732 * Display the subscribe form
1733 *
1734 * @author Adrian Lang <lang@cosmocode.de>
1735 */
1736function tpl_subscribe() {
1737    global $INFO;
1738    global $ID;
1739    global $lang;
1740    global $conf;
1741    $stime_days = $conf['subscribe_time'] / 60 / 60 / 24;
1742
1743    echo p_locale_xhtml('subscr_form');
1744    echo '<h2>'.$lang['subscr_m_current_header'].'</h2>';
1745    echo '<div class="level2">';
1746    if($INFO['subscribed'] === false) {
1747        echo '<p>'.$lang['subscr_m_not_subscribed'].'</p>';
1748    } else {
1749        echo '<ul>';
1750        foreach($INFO['subscribed'] as $sub) {
1751            echo '<li><div class="li">';
1752            if($sub['target'] !== $ID) {
1753                echo '<code class="ns">'.hsc(prettyprint_id($sub['target'])).'</code>';
1754            } else {
1755                echo '<code class="page">'.hsc(prettyprint_id($sub['target'])).'</code>';
1756            }
1757            $sstl = sprintf($lang['subscr_style_'.$sub['style']], $stime_days);
1758            if(!$sstl) $sstl = hsc($sub['style']);
1759            echo ' ('.$sstl.') ';
1760
1761            echo '<a href="'.wl(
1762                $ID,
1763                array(
1764                     'do'        => 'subscribe',
1765                     'sub_target'=> $sub['target'],
1766                     'sub_style' => $sub['style'],
1767                     'sub_action'=> 'unsubscribe',
1768                     'sectok'    => getSecurityToken()
1769                )
1770            ).
1771                '" class="unsubscribe">'.$lang['subscr_m_unsubscribe'].
1772                '</a></div></li>';
1773        }
1774        echo '</ul>';
1775    }
1776    echo '</div>';
1777
1778    // Add new subscription form
1779    echo '<h2>'.$lang['subscr_m_new_header'].'</h2>';
1780    echo '<div class="level2">';
1781    $ns      = getNS($ID).':';
1782    $targets = array(
1783        $ID => '<code class="page">'.prettyprint_id($ID).'</code>',
1784        $ns => '<code class="ns">'.prettyprint_id($ns).'</code>',
1785    );
1786    $styles  = array(
1787        'every'  => $lang['subscr_style_every'],
1788        'digest' => sprintf($lang['subscr_style_digest'], $stime_days),
1789        'list'   => sprintf($lang['subscr_style_list'], $stime_days),
1790    );
1791
1792    $form = new Doku_Form(array('id' => 'subscribe__form'));
1793    $form->startFieldset($lang['subscr_m_subscribe']);
1794    $form->addRadioSet('sub_target', $targets);
1795    $form->startFieldset($lang['subscr_m_receive']);
1796    $form->addRadioSet('sub_style', $styles);
1797    $form->addHidden('sub_action', 'subscribe');
1798    $form->addHidden('do', 'subscribe');
1799    $form->addHidden('id', $ID);
1800    $form->endFieldset();
1801    $form->addElement(form_makeButton('submit', 'subscribe', $lang['subscr_m_subscribe']));
1802    html_form('SUBSCRIBE', $form);
1803    echo '</div>';
1804}
1805
1806/**
1807 * Tries to send already created content right to the browser
1808 *
1809 * Wraps around ob_flush() and flush()
1810 *
1811 * @author Andreas Gohr <andi@splitbrain.org>
1812 */
1813function tpl_flush() {
1814    ob_flush();
1815    flush();
1816}
1817
1818/**
1819 * Tries to find a ressource file in the given locations.
1820 *
1821 * If a given location starts with a colon it is assumed to be a media
1822 * file, otherwise it is assumed to be relative to the current template
1823 *
1824 * @param  string[] $search       locations to look at
1825 * @param  bool     $abs           if to use absolute URL
1826 * @param  array   &$imginfo   filled with getimagesize()
1827 * @return string
1828 *
1829 * @author Andreas  Gohr <andi@splitbrain.org>
1830 */
1831function tpl_getMediaFile($search, $abs = false, &$imginfo = null) {
1832    $img     = '';
1833    $file    = '';
1834    $ismedia = false;
1835    // loop through candidates until a match was found:
1836    foreach($search as $img) {
1837        if(substr($img, 0, 1) == ':') {
1838            $file    = mediaFN($img);
1839            $ismedia = true;
1840        } else {
1841            $file    = tpl_incdir().$img;
1842            $ismedia = false;
1843        }
1844
1845        if(file_exists($file)) break;
1846    }
1847
1848    // fetch image data if requested
1849    if(!is_null($imginfo)) {
1850        $imginfo = getimagesize($file);
1851    }
1852
1853    // build URL
1854    if($ismedia) {
1855        $url = ml($img, '', true, '', $abs);
1856    } else {
1857        $url = tpl_basedir().$img;
1858        if($abs) $url = DOKU_URL.substr($url, strlen(DOKU_REL));
1859    }
1860
1861    return $url;
1862}
1863
1864/**
1865 * PHP include a file
1866 *
1867 * either from the conf directory if it exists, otherwise use
1868 * file in the template's root directory.
1869 *
1870 * The function honours config cascade settings and looks for the given
1871 * file next to the ´main´ config files, in the order protected, local,
1872 * default.
1873 *
1874 * Note: no escaping or sanity checking is done here. Never pass user input
1875 * to this function!
1876 *
1877 * @author Anika Henke <anika@selfthinker.org>
1878 * @author Andreas Gohr <andi@splitbrain.org>
1879 *
1880 * @param string $file
1881 */
1882function tpl_includeFile($file) {
1883    global $config_cascade;
1884    foreach(array('protected', 'local', 'default') as $config_group) {
1885        if(empty($config_cascade['main'][$config_group])) continue;
1886        foreach($config_cascade['main'][$config_group] as $conf_file) {
1887            $dir = dirname($conf_file);
1888            if(file_exists("$dir/$file")) {
1889                include("$dir/$file");
1890                return;
1891            }
1892        }
1893    }
1894
1895    // still here? try the template dir
1896    $file = tpl_incdir().$file;
1897    if(file_exists($file)) {
1898        include($file);
1899    }
1900}
1901
1902/**
1903 * Returns <link> tag for various icon types (favicon|mobile|generic)
1904 *
1905 * @author Anika Henke <anika@selfthinker.org>
1906 *
1907 * @param  array $types - list of icon types to display (favicon|mobile|generic)
1908 * @return string
1909 */
1910function tpl_favicon($types = array('favicon')) {
1911
1912    $return = '';
1913
1914    foreach($types as $type) {
1915        switch($type) {
1916            case 'favicon':
1917                $look = array(':wiki:favicon.ico', ':favicon.ico', 'images/favicon.ico');
1918                $return .= '<link rel="shortcut icon" href="'.tpl_getMediaFile($look).'" />'.NL;
1919                break;
1920            case 'mobile':
1921                $look = array(':wiki:apple-touch-icon.png', ':apple-touch-icon.png', 'images/apple-touch-icon.png');
1922                $return .= '<link rel="apple-touch-icon" href="'.tpl_getMediaFile($look).'" />'.NL;
1923                break;
1924            case 'generic':
1925                // ideal world solution, which doesn't work in any browser yet
1926                $look = array(':wiki:favicon.svg', ':favicon.svg', 'images/favicon.svg');
1927                $return .= '<link rel="icon" href="'.tpl_getMediaFile($look).'" type="image/svg+xml" />'.NL;
1928                break;
1929        }
1930    }
1931
1932    return $return;
1933}
1934
1935/**
1936 * Prints full-screen media manager
1937 *
1938 * @author Kate Arzamastseva <pshns@ukr.net>
1939 */
1940function tpl_media() {
1941    global $NS, $IMG, $JUMPTO, $REV, $lang, $fullscreen, $INPUT;
1942    $fullscreen = true;
1943    require_once DOKU_INC.'lib/exe/mediamanager.php';
1944
1945    $rev   = '';
1946    $image = cleanID($INPUT->str('image'));
1947    if(isset($IMG)) $image = $IMG;
1948    if(isset($JUMPTO)) $image = $JUMPTO;
1949    if(isset($REV) && !$JUMPTO) $rev = $REV;
1950
1951    echo '<div id="mediamanager__page">'.NL;
1952    echo '<h1>'.$lang['btn_media'].'</h1>'.NL;
1953    html_msgarea();
1954
1955    echo '<div class="panel namespaces">'.NL;
1956    echo '<h2>'.$lang['namespaces'].'</h2>'.NL;
1957    echo '<div class="panelHeader">';
1958    echo $lang['media_namespaces'];
1959    echo '</div>'.NL;
1960
1961    echo '<div class="panelContent" id="media__tree">'.NL;
1962    media_nstree($NS);
1963    echo '</div>'.NL;
1964    echo '</div>'.NL;
1965
1966    echo '<div class="panel filelist">'.NL;
1967    tpl_mediaFileList();
1968    echo '</div>'.NL;
1969
1970    echo '<div class="panel file">'.NL;
1971    echo '<h2 class="a11y">'.$lang['media_file'].'</h2>'.NL;
1972    tpl_mediaFileDetails($image, $rev);
1973    echo '</div>'.NL;
1974
1975    echo '</div>'.NL;
1976}
1977
1978/**
1979 * Return useful layout classes
1980 *
1981 * @author Anika Henke <anika@selfthinker.org>
1982 *
1983 * @return string
1984 */
1985function tpl_classes() {
1986    global $ACT, $conf, $ID, $INFO;
1987    /** @var Input $INPUT */
1988    global $INPUT;
1989
1990    $classes = array(
1991        'dokuwiki',
1992        'mode_'.$ACT,
1993        'tpl_'.$conf['template'],
1994        $INPUT->server->bool('REMOTE_USER') ? 'loggedIn' : '',
1995        $INFO['exists'] ? '' : 'notFound',
1996        ($ID == $conf['start']) ? 'home' : '',
1997    );
1998    return join(' ', $classes);
1999}
2000
2001/**
2002 * Create event for tools menues
2003 *
2004 * @author Anika Henke <anika@selfthinker.org>
2005 * @param string $toolsname name of menu
2006 * @param array $items
2007 * @param string $view e.g. 'main', 'detail', ...
2008 */
2009function tpl_toolsevent($toolsname, $items, $view = 'main') {
2010    $data = array(
2011        'view' => $view,
2012        'items' => $items
2013    );
2014
2015    $hook = 'TEMPLATE_' . strtoupper($toolsname) . '_DISPLAY';
2016    $evt = new Doku_Event($hook, $data);
2017    if($evt->advise_before()) {
2018        foreach($evt->data['items'] as $k => $html) echo $html;
2019    }
2020    $evt->advise_after();
2021}
2022
2023//Setup VIM: ex: et ts=4 :
2024
2025