xref: /dokuwiki/inc/Action/Edit.php (revision fb90e1322abcb4a003f8056341e6be95a0e52c5e) 
1<?php
2
3namespace dokuwiki\Action;
4
5use dokuwiki\Action\Exception\ActionAbort;
6
7/**
8 * Class Edit
9 *
10 * Handle editing
11 *
12 * @package dokuwiki\Action
13 */
14class Edit extends AbstractAction {
15
16    /** @inheritdoc */
17    public function minimumPermission() {
18        global $INFO;
19        if($INFO['exists']) {
20            return AUTH_READ; // we check again below
21        } else {
22            return AUTH_CREATE;
23        }
24    }
25
26    /**
27     * @inheritdoc falls back to 'source' if page not writable
28     */
29    public function checkPermissions() {
30        parent::checkPermissions();
31        global $INFO;
32
33        // no edit permission? view source
34        if($INFO['exists'] && !$INFO['writable']) {
35            throw new ActionAbort('source');
36        }
37    }
38
39    /** @inheritdoc */
40    public function preProcess() {
41        global $ID;
42        global $INFO;
43
44        global $TEXT;
45        global $RANGE;
46        global $PRE;
47        global $SUF;
48        global $REV;
49        global $SUM;
50        global $lang;
51        global $DATE;
52
53        if(!isset($TEXT)) {
54            if($INFO['exists']) {
55                if($RANGE) {
56                    list($PRE, $TEXT, $SUF) = rawWikiSlices($RANGE, $ID, $REV);
57                } else {
58                    $TEXT = rawWiki($ID, $REV);
59                }
60            } else {
61                $TEXT = pageTemplate($ID);
62            }
63        }
64
65        //set summary default
66        if(!$SUM) {
67            if($REV) {
68                $SUM = sprintf($lang['restored'], dformat($REV));
69            } elseif(!$INFO['exists']) {
70                $SUM = $lang['created'];
71            }
72        }
73
74        // Use the date of the newest revision, not of the revision we edit
75        // This is used for conflict detection
76        if(!$DATE) $DATE = @filemtime(wikiFN($ID));
77
78        //check if locked by anyone - if not lock for my self
79        $lockedby = checklock($ID);
80        if($lockedby) {
81            throw new ActionAbort('locked');
82        };
83        lock($ID);
84    }
85
86    /** @inheritdoc */
87    public function tplContent() {
88        html_edit();
89    }
90
91}
92