xref: /plugin/pagetemplater/action.php (revision a89efe903df1e11bd3515e6954c08a40f2b34b50) 
1<?php
2
3/**
4 * Select Template Pages for your Content
5 * The templates Pages have to have the entry @@CONTENT@@
6 * the template per page can be defined using the META plugin
7 *
8 * @license  GPL 2 (http://www.gnu.org/licenses/gpl.html)
9 * @author     i-net software <tools@inetsoftware.de>
10 * @author     Gerry Weissbach <gweissbach@inetsoftware.de>
11 */
12
13// must be run within Dokuwiki
14if (!defined('DOKU_INC'))
15    die();
16
17if (!defined('DOKU_LF'))
18    define('DOKU_LF', "\n");
19if (!defined('DOKU_TAB'))
20    define('DOKU_TAB', "\t");
21if (!defined('DOKU_PLUGIN'))
22    define('DOKU_PLUGIN', DOKU_INC . 'lib/plugins/');
23
24require_once (DOKU_PLUGIN . 'action.php');
25require_once(DOKU_INC . 'inc/pageutils.php');
26
27class action_plugin_pagetemplater extends DokuWiki_Action_Plugin {
28
29    function getInfo(){
30        return array_merge(confToHash(dirname(__FILE__).'/info.txt'), array(
31				'name' => 'Page Templater Action Component',
32		));
33    }
34
35    /**
36     * Register the eventhandlers.
37     */
38    function register(Doku_Event_Handler $controller) {
39        $controller->register_hook('TPL_CONTENT_DISPLAY', 'BEFORE', $this, 'handle_content_display', array ());
40        $controller->register_hook('PARSER_METADATA_RENDER', 'AFTER', $this, 'handle_meta_data', array ());
41    }
42
43    function handle_content_display(& $event, $params) {
44		global $ACT, $INFO, $TOC, $ID;
45
46		$template = $this->resolve_template();
47		if ( !$template || $ACT != 'show' ) { return; }
48
49		$oldtoc = $TOC;
50		$template = p_wiki_xhtml( $template );
51
52		// set the replacements
53		$replace = $INFO['meta']['templater'];
54		unset($replace['page']);
55		$replace['content'] = $event->data;
56		$replace['page'] = $ID;
57		$replace['namespace'] = getNS($ID);
58
59		$new = $template;
60		foreach (array_keys($replace) as $key) {
61			if ( $new != $template ) { $template = $new; }
62			if ( $key != 'content' && substr($key, 0, 1) == '!' ) {
63				$rkey = substr($key, 1);
64				$replace[$key] = p_render('xhtml', p_get_instructions($replace[$key]),$info);
65			} else { $rkey = $key; }
66			$new = str_replace('@@' . strtoupper(trim($rkey)) . '@@', $replace[$key], $template);
67			$new = str_replace(urlencode('@@') . strtoupper(trim($rkey)) . urlencode('@@'), $replace[$key], $new);
68		}
69
70		if ( $new != $event->data ) {
71			$event->data = $new;
72		}
73
74		$TOC = $oldtoc;
75
76		$data = array('xhtml',& $event->data);
77        trigger_event('RENDERER_CONTENT_POSTPROCESS',$data);
78
79		return true;
80    }
81
82    function handle_meta_data(& $event, $params) {
83		global $ACT;
84
85        $id = getId();
86        if ( $id != $event->data['page'] ) { return true; }
87		$template = $this->resolve_template( $event->data['current']['templater'] );
88		if ( empty( $template) || in_array($template, array( $id, $event->data['page']) ) ) { return true; }
89
90        $meta = p_get_metadata( $template, '', METADATA_RENDER_UNLIMITED );
91
92
93        if ( !$event->data['current']['internal'] || !is_array($event->data['current']['internal']) ) $event->data['current']['internal'] = array();
94        $event->data['current']['internal'] = array_merge($event->data['current']['internal'], $meta['internal']);
95
96        if ( !$event->data['current']['toc'] || !is_array($event->data['current']['toc']) ) $event->data['current']['toc'] = array();
97        $event->data['current']['toc'] = array_merge($event->data['current']['toc'], $meta['toc']);
98
99/*
100
101		$data = array();
102		$data['internal'] = p_get_metadata( $template, 'internal', METADATA_RENDER_UNLIMITED );
103		$data['toc'] = p_get_metadata( $template, 'toc', METADATA_RENDER_UNLIMITED );
104
105        unset($cache_metadata[$ID]);
106        p_set_metadata( $ID, $data );
107        p_read_metadata( $ID, true );
108        $INFO['meta'] = p_get_metadata($ID, null, METADATA_RENDER_UNLIMITED);
109*/
110		return true;
111    }
112
113    private function resolve_template( $templater = array() ) {
114		global $INFO;
115
116		$page = empty($INFO['meta']['templater']['page']) ? $templater['page'] : $INFO['meta']['templater']['page'];
117
118		// are we in an avtive Namespace?
119		$template = $this->_getActiveNamespace();
120
121		if (!$template && empty( $page ) ) { return; }
122
123		// check for the template
124		return empty( $page ) ? $template : $page;
125    }
126
127    function _getActiveNamespace() {
128    	global $ID;
129    	global $INFO;
130
131// Removed on 2016-09-14
132//		if (!$INFO['exists'])
133//			return false;
134
135    	$pattern = $this->getConf('excluded_pages');
136		if (strlen($pattern) > 0 && preg_match($pattern, $ID)) {
137			return false;
138		}
139
140        $this->loadPages();
141        foreach ($this->pages as $namespace) {
142			$space = cleanID($namespace[0]);
143            if (trim($space) && (strpos($ID, $space . ':') === 0)) {
144                return resolve_id($namespace[0], $namespace[1]);
145            }
146        }
147
148        return false;
149    }
150
151    private static $pages = null;
152    private function loadPages() {
153        if ( $this->pages != null ) {
154            return;
155        }
156
157        $this->pages = array();
158        $namespaces = explode("\n", $this->getConf('enabled_namespaces'));
159        foreach( $namespaces as $namespace ) {
160
161            if ( strlen(trim($namespace)) == 0 ) { continue; }
162            $this->pages[] = explode("=>", $namespace);
163        }
164    }
165}
166
167//Setup VIM: ex: et ts=4 enc=utf-8 :
168