xref: /plugin/autotranslation/helper.php (revision 1469199dc2e8b9552bed5ea0a5b27c1f0b742b32) 
1af1904f9SAndreas Gohr<?php
2af1904f9SAndreas Gohr/**
3af1904f9SAndreas Gohr * Translation Plugin: Simple multilanguage plugin
4af1904f9SAndreas Gohr *
5af1904f9SAndreas Gohr * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
6af1904f9SAndreas Gohr * @author     Andreas Gohr <andi@splitbrain.org>
7af1904f9SAndreas Gohr */
8af1904f9SAndreas Gohr
9af1904f9SAndreas Gohr// must be run within Dokuwiki
10af1904f9SAndreas Gohrif(!defined('DOKU_INC')) die();
11af1904f9SAndreas Gohr
12af1904f9SAndreas Gohr
13af1904f9SAndreas Gohrclass helper_plugin_translation extends DokuWiki_Plugin {
14af1904f9SAndreas Gohr    var $trans = array();
15af1904f9SAndreas Gohr    var $tns   = '';
16af1904f9SAndreas Gohr
17af1904f9SAndreas Gohr    /**
18af1904f9SAndreas Gohr     * Initialize
19af1904f9SAndreas Gohr     */
20af1904f9SAndreas Gohr    function helper_plugin_translation(){
21af1904f9SAndreas Gohr        require_once(DOKU_INC.'inc/pageutils.php');
22af1904f9SAndreas Gohr        require_once(DOKU_INC.'inc/utf8.php');
23af1904f9SAndreas Gohr
24af1904f9SAndreas Gohr        // load wanted translation into array
25af1904f9SAndreas Gohr        $this->trans = strtolower(str_replace(',',' ',$this->getConf('translations')));
26af1904f9SAndreas Gohr        $this->trans = array_unique(array_filter(explode(' ',$this->trans)));
27af1904f9SAndreas Gohr        sort($this->trans);
28af1904f9SAndreas Gohr        array_unshift($this->trans,'');
29af1904f9SAndreas Gohr
30af1904f9SAndreas Gohr        $this->tns = cleanID($this->getConf('translationns'));
31af1904f9SAndreas Gohr        if($this->tns) $this->tns .= ':';
32af1904f9SAndreas Gohr    }
33af1904f9SAndreas Gohr
34af1904f9SAndreas Gohr    /**
35af1904f9SAndreas Gohr     * return some info
36af1904f9SAndreas Gohr     */
37af1904f9SAndreas Gohr    function getInfo(){
38af1904f9SAndreas Gohr        return confToHash(dirname(__FILE__).'/info.txt');
39af1904f9SAndreas Gohr    }
40af1904f9SAndreas Gohr
41af1904f9SAndreas Gohr    /**
42af1904f9SAndreas Gohr     * Check if the given ID is a translation and return the language code.
43af1904f9SAndreas Gohr     */
44af1904f9SAndreas Gohr    function getLangPart($id){
45af1904f9SAndreas Gohr        $rx = '/^'.$this->tns.'('.join('|',$this->trans).'):/';
46af1904f9SAndreas Gohr        if(preg_match($rx,$id,$match)){
47af1904f9SAndreas Gohr            return $match[1];
48af1904f9SAndreas Gohr        }
49af1904f9SAndreas Gohr        return '';
50af1904f9SAndreas Gohr    }
51af1904f9SAndreas Gohr
52af1904f9SAndreas Gohr    /**
537053cd66SAndreas Gohr     * Returns the browser language if it matches with one of the configured
547053cd66SAndreas Gohr     * languages
557053cd66SAndreas Gohr     */
567053cd66SAndreas Gohr    function getBrowserLang(){
577053cd66SAndreas Gohr        $rx = '/(^|,|:|;|-)('.join('|',$this->trans).')($|,|:|;|-)/i';
587053cd66SAndreas Gohr        if(preg_match($rx,$_SERVER['HTTP_ACCEPT_LANGUAGE'],$match)){
597053cd66SAndreas Gohr            return strtolower($match[2]);
607053cd66SAndreas Gohr        }
617053cd66SAndreas Gohr        return false;
627053cd66SAndreas Gohr    }
637053cd66SAndreas Gohr
647053cd66SAndreas Gohr
657053cd66SAndreas Gohr    /**
66af1904f9SAndreas Gohr     * Returns the ID and name to the wanted translation, empty $lng is default lang
67af1904f9SAndreas Gohr     */
68af1904f9SAndreas Gohr    function buildTransID($lng,$idpart){
69af1904f9SAndreas Gohr        global $conf;
70af1904f9SAndreas Gohr        global $saved_conf;
71af1904f9SAndreas Gohr        if($lng){
72af1904f9SAndreas Gohr            $link = ':'.$this->tns.$lng.':'.$idpart;
73af1904f9SAndreas Gohr            $name = $lng;
74af1904f9SAndreas Gohr        }else{
75af1904f9SAndreas Gohr            $link = ':'.$this->tns.$idpart;
76af1904f9SAndreas Gohr            if(!$conf['lang_before_translation']){
77af1904f9SAndreas Gohr              $name = $conf['lang'];
78af1904f9SAndreas Gohr            } else {
79af1904f9SAndreas Gohr              $name = $conf['lang_before_translation'];
80af1904f9SAndreas Gohr            }
81af1904f9SAndreas Gohr        }
82af1904f9SAndreas Gohr        return array($link,$name);
83af1904f9SAndreas Gohr    }
84af1904f9SAndreas Gohr
85*1469199dSAndreas Gohr    /**
86*1469199dSAndreas Gohr     * Displays the available and configured translations. Needs to be placed in the template.
87*1469199dSAndreas Gohr     */
88*1469199dSAndreas Gohr    function showTranslations(){
89*1469199dSAndreas Gohr        global $ACT;
90*1469199dSAndreas Gohr        global $ID;
91*1469199dSAndreas Gohr        global $conf;
92*1469199dSAndreas Gohr        global $INFO;
93*1469199dSAndreas Gohr
94*1469199dSAndreas Gohr        if($ACT != 'show') return;
95*1469199dSAndreas Gohr        if($this->tns && strpos($ID,$this->tns) !== 0) return;
96*1469199dSAndreas Gohr        $skiptrans = trim($this->getConf('skiptrans'));
97*1469199dSAndreas Gohr        if($skiptrans &&  preg_match('/'.$skiptrans.'/ui',':'.$ID)) return;
98*1469199dSAndreas Gohr        $meta = p_get_metadata($ID);
99*1469199dSAndreas Gohr        if($meta['plugin']['translation']['notrans']) return;
100*1469199dSAndreas Gohr
101*1469199dSAndreas Gohr        $rx = '/^'.$this->tns.'(('.join('|',$this->trans).'):)?/';
102*1469199dSAndreas Gohr        $idpart = preg_replace($rx,'',$ID);
103*1469199dSAndreas Gohr
104*1469199dSAndreas Gohr        $out  = '<div class="plugin_translation">';
105*1469199dSAndreas Gohr        $out .= '<span>'.$this->getLang('translations');
106*1469199dSAndreas Gohr        if($this->getConf('about')){
107*1469199dSAndreas Gohr            $out .= '<sup>'.html_wikilink($this->getConf('about'),'?').'</sup>';
108*1469199dSAndreas Gohr        }
109*1469199dSAndreas Gohr        $out .= ':</span> ';
110*1469199dSAndreas Gohr
111*1469199dSAndreas Gohr        if($this->getConf('dropdown')){ // use dropdown
112*1469199dSAndreas Gohr            if($INFO['exists']){
113*1469199dSAndreas Gohr                $class = 'wikilink1';
114*1469199dSAndreas Gohr            }else{
115*1469199dSAndreas Gohr                $class = 'wikilink2';
116*1469199dSAndreas Gohr            }
117*1469199dSAndreas Gohr            $out .= '<form action="'.wl().'" id="translation__dropdown">';
118*1469199dSAndreas Gohr            $out .= '<select name="id" class="'.$class.'">';
119*1469199dSAndreas Gohr            foreach($this->trans as $t){
120*1469199dSAndreas Gohr                list($link,$name) = $this->buildTransID($t,$idpart);
121*1469199dSAndreas Gohr                $link = cleanID($link);
122*1469199dSAndreas Gohr                if($ID == $link){
123*1469199dSAndreas Gohr                    $sel = ' selected="selected"';
124*1469199dSAndreas Gohr                }else{
125*1469199dSAndreas Gohr                    $sel = '';
126*1469199dSAndreas Gohr                }
127*1469199dSAndreas Gohr                if(page_exists($link,'',false)){
128*1469199dSAndreas Gohr                    $class = 'wikilink1';
129*1469199dSAndreas Gohr                }else{
130*1469199dSAndreas Gohr                    $class = 'wikilink2';
131*1469199dSAndreas Gohr                }
132*1469199dSAndreas Gohr                $out .= '<option value="'.$link.'"'.$sel.' class="'.$class.'">'.hsc($name).'</option>';
133*1469199dSAndreas Gohr            }
134*1469199dSAndreas Gohr            $out .= '</select>';
135*1469199dSAndreas Gohr            $out .= '<input name="go" type="submit" value="&rarr;" />';
136*1469199dSAndreas Gohr            $out .= '</form>';
137*1469199dSAndreas Gohr        }else{ // use list
138*1469199dSAndreas Gohr            $out .= '<ul>';
139*1469199dSAndreas Gohr            foreach($this->trans as $t){
140*1469199dSAndreas Gohr                list($link,$name) = $this->buildTransID($t,$idpart);
141*1469199dSAndreas Gohr                $out .= '  <li><div class="li">'.html_wikilink($link,$name).'</div></li>';
142*1469199dSAndreas Gohr            }
143*1469199dSAndreas Gohr            $out .= '</ul>';
144*1469199dSAndreas Gohr        }
145*1469199dSAndreas Gohr
146*1469199dSAndreas Gohr        $out .= '</div>';
147*1469199dSAndreas Gohr
148*1469199dSAndreas Gohr
149*1469199dSAndreas Gohr        return $out;
150*1469199dSAndreas Gohr    }
151af1904f9SAndreas Gohr
152af1904f9SAndreas Gohr
153af1904f9SAndreas Gohr}
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