xref: /plugin/popupviewer/action.php (revision 6ed83c6540b28ab4d3ecd6f835b4042fa04a21f1) 
1<?php
2/**
3 * Imageflow Plugin
4 *
5 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
6 * @author     i-net software <tools@inetsoftware.de>
7 * @author     Gerry Weissbach <gweissbach@inetsoftware.de>
8 */
9
10// must be run within Dokuwiki
11if(!defined('DOKU_INC')) die();
12
13if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
14require_once(DOKU_PLUGIN.'action.php');
15
16class action_plugin_popupviewer extends DokuWiki_Action_Plugin {
17
18    function getInfo(){
19        return array();
20    }
21
22    function register(&$controller) {
23        // Support given via AJAX
24        $controller->register_hook('AJAX_CALL_UNKNOWN', 'BEFORE', $this, 'ajax_viewer_provider');
25    }
26
27    function ajax_viewer_provider( &$event ) {
28        global $JSINFO;
29        global $INFO;
30        global $ID;
31        global $ACT;
32
33        if ( $event->data != '_popup_load_file' && $event->data != '_popup_load_image_meta' ) {
34            return;
35        }
36
37        // Registers ACT
38        if (isset($_SERVER['HTTP_X_DOKUWIKI_DO'])){
39            $ACT = trim(strtolower($_SERVER['HTTP_X_DOKUWIKI_DO']));
40        } elseif (!empty($_REQUEST['idx'])) {
41            $ACT = 'index';
42        } elseif (isset($_REQUEST['do'])) {
43            $ACT = $_REQUEST['do'];
44        } else {
45            $ACT = 'show';
46        }
47
48        $event->preventDefault();
49        $event->stopPropagation();
50        $ID = cleanID(str_replace(wl('', null, true), '', $_REQUEST['id']));
51        $ID = cleanID($_REQUEST['id']);
52
53        $data = "";
54        $head = array();
55
56        switch($event->data) {
57            case '_popup_load_file' :
58                $INFO = pageinfo();
59                $json = new JSON();
60                $JSINFO['id'] = $ID;
61                $JSINFO['namespace'] = (string) $INFO['namespace'];
62                trigger_event('POPUPVIEWER_DOKUWIKI_STARTED',$head,null,true);
63
64                $script = 'var JSINFO = '.$json->encode($JSINFO).'; ';
65                $head['script'][] = array( 'type'=>'text/javascript', '_data'=> $script);
66
67                $data = '<div class="dokuwiki" style="padding-bottom: 10px;">' . p_wiki_xhtml($ID,'',true) . '</div>';
68                break;
69            case '_popup_load_image_meta' :
70                @require_once(DOKU_INC.'inc/JpegMeta.php');
71                if ( $meta = new JpegMeta(mediaFN($ID))) {
72                    $meta->_parseAll();
73                    $title = $meta->getField('Iptc.Headline');
74                    $caption = $meta->getField('Iptc.Caption');
75
76                    if ( !empty($title) ) { $title = "<h3 class=\"title\">$title</h3>"; }
77                    if ( !empty($caption) ) { $caption = "<div  class=\"text\"><p>$caption</p></div>"; }
78                    $data = preg_replace("%(\n|\r)%", '', nl2br($title.$caption));
79                }
80                break;
81        }
82
83        header('Content-Type: text/html; charset=utf-8');
84
85        if ( !empty($head) ) {
86            trigger_event('TPL_METAHEADER_OUTPUT',$head,'_tpl_metaheaders_action',true);
87        }
88
89        print $data;
90        return;
91    }
92}