xref: /plugin/siteexport/action/pdfstyles.php (revision 55c869b6a74bad0804df55a3b9eeaa77077dbe4d)
18b157782Si-net /// software<?php
28b157782Si-net /// software/**
38b157782Si-net /// software * DokuWiki Plugin inetmodifications (Action Component)
48b157782Si-net /// software *
58b157782Si-net /// software * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
68b157782Si-net /// software * @author  i-net /// software <tools@inetsoftware.de>
78b157782Si-net /// software */
88b157782Si-net /// software
98b157782Si-net /// software// must be run within Dokuwiki
108b157782Si-net /// softwareif(!defined('DOKU_INC')) die();
118b157782Si-net /// software
128b157782Si-net /// softwareclass action_plugin_siteexport_pdfstyles extends DokuWiki_Action_Plugin {
138b157782Si-net /// software
148b157782Si-net /// software    /**
158b157782Si-net /// software     * Registers a callback function for a given event
168b157782Si-net /// software     *
178b157782Si-net /// software     * @param Doku_Event_Handler $controller DokuWiki's event controller object
188b157782Si-net /// software     * @return void
198b157782Si-net /// software     */
208b157782Si-net /// software    public function register(Doku_Event_Handler $controller) {
218b157782Si-net /// software        global $INPUT;
228b157782Si-net /// software        if ( !strrpos( $_SERVER['SCRIPT_FILENAME'], 'css.php', -7 ) ) { return; }
238b157782Si-net /// software        if ( !$INPUT->has('pdfExport') ) { return true; }
248b157782Si-net /// software
258b157782Si-net /// software        $controller->register_hook('CSS_STYLES_INCLUDED', 'BEFORE', $this, 'handle_css_styles');
268b157782Si-net /// software        $controller->register_hook('CSS_CACHE_USE', 'BEFORE', $this, 'handle_use_cache');
278b157782Si-net /// software    }
288b157782Si-net /// software
298b157782Si-net /// software    /**
308b157782Si-net /// software     * This function serves debugging purposes and has to be enabled in the register phase
318b157782Si-net /// software     *
328b157782Si-net /// software     * @param Doku_Event $event  event object by reference
338b157782Si-net /// software     * @param mixed      $param  [the parameters passed as fifth argument to register_hook() when this
348b157782Si-net /// software     *                           handler was registered]
358b157782Si-net /// software     * @return void
368b157782Si-net /// software     */
378b157782Si-net /// software    public function handle_use_cache(Doku_Event &$event, $param) {
388b157782Si-net /// software        global $INPUT;
398b157782Si-net /// software
408b157782Si-net /// software        // We need different keys for each style sheet.
418b157782Si-net /// software        $event->data->key .= $INPUT->str('pdfExport', '0');
428b157782Si-net /// software        $event->data->cache = getCacheName( $event->data->key, $event->data->ext );
438b157782Si-net /// software
448b157782Si-net /// software        return true;
458b157782Si-net /// software    }
468b157782Si-net /// software
478b157782Si-net /// software    /**
488b157782Si-net /// software     * Finally, handle the JS script list. The script would be fit to do even more stuff / types
498b157782Si-net /// software     * but handles only admin and default currently.
508b157782Si-net /// software     *
518b157782Si-net /// software     * @param Doku_Event $event  event object by reference
528b157782Si-net /// software     * @param mixed      $param  [the parameters passed as fifth argument to register_hook() when this
538b157782Si-net /// software     *                           handler was registered]
548b157782Si-net /// software     * @return void
558b157782Si-net /// software     */
568b157782Si-net /// software    public function handle_css_styles(Doku_Event &$event, $param) {
57*55c869b6Si-net /// software        global $INPUT, $conf;
58*55c869b6Si-net /// software
59*55c869b6Si-net /// software        $conf['cssdatauri'] = false;
608b157782Si-net /// software
618b157782Si-net /// software        switch( $event->data['mediatype'] ) {
628b157782Si-net /// software
638b157782Si-net /// software            case 'print':
648b157782Si-net /// software            case 'all':
658b157782Si-net /// software                // Filter for user styles
668b157782Si-net /// software                $allowed = array_filter( array_keys($event->data['files']), array($this, 'filter_css') );
678b157782Si-net /// software                $event->data['files'] = array_intersect_key($event->data['files'], array_flip($allowed));
688b157782Si-net /// software                break;
698b157782Si-net /// software
708b157782Si-net /// software            case 'screen':
718b157782Si-net /// software            case 'speech':
728b157782Si-net /// software            case 'DW_DEFAULT':
738b157782Si-net /// software                $event->preventDefault();
748b157782Si-net /// software                break;
758b157782Si-net /// software        }
768b157782Si-net /// software    }
778b157782Si-net /// software
788b157782Si-net /// software    /**
798b157782Si-net /// software     * A simple filter function to check the input string against a list of path-parts that are allowed
808b157782Si-net /// software     *
818b157782Si-net /// software     * @param string    $str   the script file to check against the list
828b157782Si-net /// software     * @param mixed     $list  the list of path parts to test
838b157782Si-net /// software     * @return boolean
848b157782Si-net /// software     */
858b157782Si-net /// software    private function includeFilter( $str, $list ) {
868b157782Si-net /// software
878b157782Si-net /// software        foreach( $list as $entry ) {
888b157782Si-net /// software            if ( strpos( $str, $entry ) ) return true;
898b157782Si-net /// software        }
908b157782Si-net /// software
918b157782Si-net /// software        return false;
928b157782Si-net /// software    }
938b157782Si-net /// software
948b157782Si-net /// software    /**
958b157782Si-net /// software     * Filters scripts that are intended for admins only
968b157782Si-net /// software     *
978b157782Si-net /// software     * @param string    $script   the script file to check against the list
988b157782Si-net /// software     * @return boolean
998b157782Si-net /// software     */
1008b157782Si-net /// software    private function filter_css( $script ) {
1018b157782Si-net /// software        return $this->includeFilter( $script, array(
1028b157782Si-net /// software            '/lib/tpl/',
1038b157782Si-net /// software        ));
1048b157782Si-net /// software    }
1058b157782Si-net /// software}
1068b157782Si-net /// software
1078b157782Si-net /// software// vim:ts=4:sw=4:et:
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