1<?php
2
3use dokuwiki\Extension\ActionPlugin;
4use dokuwiki\Extension\EventHandler;
5use dokuwiki\Extension\Event;
6
7class action_plugin_approve_approve extends ActionPlugin {
8    /**
9     * @inheritDoc
10     */
11    public function register(EventHandler $controller) {
12        $controller->register_hook('TPL_ACT_RENDER', 'AFTER', $this, 'handle_diff_accept');
13        $controller->register_hook('HTML_SHOWREV_OUTPUT', 'BEFORE', $this, 'handle_showrev');
14        $controller->register_hook('ACTION_ACT_PREPROCESS', 'BEFORE', $this, 'handle_approve');
15        $controller->register_hook('ACTION_ACT_PREPROCESS', 'BEFORE', $this, 'handle_mark_ready_for_approval');
16        $controller->register_hook('ACTION_ACT_PREPROCESS', 'BEFORE', $this, 'handle_viewer');
17        $controller->register_hook('TPL_ACT_RENDER', 'BEFORE', $this, 'handle_display_banner');
18        $controller->register_hook('COMMON_WIKIPAGE_SAVE', 'AFTER', $this, 'handle_pagesave_after');
19    }
20
21    /**
22     * @param Event $event
23     */
24    public function handle_diff_accept(Event $event) {
25        global $INFO;
26
27        /** @var helper_plugin_approve_acl $acl */
28        $acl = $this->loadHelper('approve_acl');
29
30        if (!$acl->useApproveHere($INFO['id'])) return;
31
32        if ($event->data == 'diff' && isset($_GET['approve'])) {
33            $href = wl($INFO['id'], ['approve' => 'approve']);
34            echo '<a href="' . $href . '">'.$this->getLang('approve').'</a>';
35        }
36
37        if ($this->getConf('ready_for_approval') && $event->data == 'diff' && isset($_GET['ready_for_approval'])) {
38            $href = wl($INFO['id'], ['ready_for_approval' => 'ready_for_approval']);
39            echo '<a href="' . $href . '">'.$this->getLang('approve_ready').'</a>';
40        }
41    }
42
43    /**
44     * @param Event $event
45     */
46    public function handle_showrev(Event $event) {
47        global $INFO;
48
49        /** @var helper_plugin_approve_db $db */
50        $db = $this->loadHelper('approve_db');
51        /** @var helper_plugin_approve_acl $acl */
52        $acl = $this->loadHelper('approve_acl');
53
54        if (!$acl->useApproveHere($INFO['id'])) return;
55
56        $last_approved_rev = $db->getLastDbRev($INFO['id'], 'approved');
57        if ($last_approved_rev == $INFO['rev']) {
58            $event->preventDefault();
59        }
60    }
61
62    /**
63     * @param Event $event
64     */
65    public function handle_approve(Event $event) {
66        global $INFO;
67
68        /** @var helper_plugin_approve_acl $acl */
69        $acl = $this->loadHelper('approve_acl');
70
71        if ($event->data != 'show') return;
72        if (!isset($_GET['approve'])) return;
73        if (!$acl->useApproveHere($INFO['id'])) return;
74        if (!$acl->clientCanApprove($INFO['id'])) return;
75
76        /** @var helper_plugin_approve_db $db */
77        $db = $this->loadHelper('approve_db');
78        $db->setApprovedStatus($INFO['id']);
79
80        header('Location: ' . wl($INFO['id']));
81    }
82
83    /**
84     * @param Event $event
85     */
86    public function handle_mark_ready_for_approval(Event $event) {
87        global $INFO;
88
89        /** @var helper_plugin_approve_acl $acl */
90        $acl = $this->loadHelper('approve_acl');
91
92        if ($event->data != 'show') return;
93        if (!isset($_GET['ready_for_approval'])) return;
94        if (!$acl->useApproveHere($INFO['id'])) return;
95        if (!$acl->clientCanMarkReadyForApproval($INFO['id'])) return;
96
97        /** @var helper_plugin_approve_db $db */
98        $db = $this->loadHelper('approve_db');
99        $db->setReadyForApprovalStatus($INFO['id']);
100
101        header('Location: ' . wl($INFO['id']));
102    }
103
104    /**
105     * Redirect to latest approved page for user that don't have EDIT permission.
106     *
107     * @param Event $event
108     */
109    public function handle_viewer(Event $event) {
110        global $INFO;
111
112        /** @var helper_plugin_approve_acl $acl */
113        $acl = $this->loadHelper('approve_acl');
114
115        if ($event->data != 'show') return;
116        //apply only to current page
117        if ($INFO['rev'] != 0) return;
118        if (!$acl->useApproveHere($INFO['id'])) return;
119        if ($acl->clientCanSeeDrafts($INFO['id'])) return;
120
121        /** @var helper_plugin_approve_db $db */
122        $db = $this->loadHelper('approve_db');
123        $last_approved_rev = $db->getLastDbRev($INFO['id'], 'approved');
124
125        //no page is approved
126        if (!$last_approved_rev) return;
127
128        $last_change_date = @filemtime(wikiFN($INFO['id']));
129        // current page is approved
130        if ($last_approved_rev == $last_change_date) return;
131
132        header("Location: " . wl($INFO['id'], ['rev' => $last_approved_rev], false, '&'));
133    }
134
135    /**
136     * @param Event $event
137     */
138    public function handle_display_banner(Event $event) {
139        global $conf;
140
141        // for the sprintdoc template we have special integrations
142        if ($conf['template'] == 'sprintdoc') return;
143
144        /** @var helper_plugin_approve_tpl $tpl */
145        $tpl = $this->loadHelper('approve_tpl');
146        $tpl->banner($event->data);
147    }
148
149    /**
150     *
151     * @param Event $event
152     */
153    public function handle_pagesave_after(Event $event) {
154        //no content was changed
155        if (!$event->data['contentChanged']) return;
156
157        /** @var helper_plugin_approve_db $db */
158        $db = $this->loadHelper('approve_db');
159
160        $id = $event->data['id'];
161        switch ($event->data['changeType']) {
162            case DOKU_CHANGE_TYPE_CREATE:
163            case DOKU_CHANGE_TYPE_EDIT:
164            case DOKU_CHANGE_TYPE_MINOR_EDIT:
165            case DOKU_CHANGE_TYPE_REVERT:
166                $db->handlePageEdit($id);
167                break;
168            case DOKU_CHANGE_TYPE_DELETE:
169                $db->handlePageDelete($id);
170                break;
171        }
172    }
173}
174