Issues in feed.php - New Issues - Inspection of "some small fixes for PSR2" - splitbrain/dokuwiki - Measure and Improve Code Quality continuously with Scrutinizer

Failed Conditions

Push — psr2 ( 9ddafc...b78f68 )

by Andreas

created 2018-06-15 09:52 UTC

feed.php (2 issues)

Labels

Bug 2

Severity

Major 2

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<?php
/**
 * XML feed export
 *
 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
 * @author     Andreas Gohr <[email protected]>
 *
 * @global array $conf
 * @global Input $INPUT
 */

use dokuwiki\ChangeLog\MediaChangeLog;
.
|-- OtherDir
|   |-- Bar.php
|   `-- Foo.php
`-- SomeDir
    `-- Foo.php
use dokuwiki\ChangeLog\PageChangeLog;
.
|-- OtherDir
|   |-- Bar.php
|   `-- Foo.php
`-- SomeDir
    `-- Foo.php

if(!defined('DOKU_INC')) define('DOKU_INC', dirname(__FILE__).'/');
require_once(DOKU_INC.'inc/init.php');

//close session
session_write_close();

//feed disabled?
if(!actionOK('rss')) {
    http_status(404);
    echo '<error>RSS feed is disabled.</error>';
    exit;
}

// get params
$opt = rss_parseOptions();

// the feed is dynamic - we need a cache for each combo
// (but most people just use the default feed so it's still effective)
$key   = join('', array_values($opt)).'$'.$_SERVER['REMOTE_USER'].'$'.$_SERVER['HTTP_HOST'].$_SERVER['SERVER_PORT'];
$cache = new cache($key, '.feed');

// prepare cache depends
$depends['files'] = getConfigFiles('main');
$depends['age']   = $conf['rss_update'];
$depends['purge'] = $INPUT->bool('purge');

// check cacheage and deliver if nothing has changed since last
// time or the update interval has not passed, also handles conditional requests
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Pragma: public');
header('Content-Type: application/xml; charset=utf-8');
header('X-Robots-Tag: noindex');
if($cache->useCache($depends)) {
    http_conditionalRequest($cache->_time);
    if($conf['allowdebug']) header("X-CacheUsed: $cache->cache");
    print $cache->retrieveCache();
    exit;
} else {
    http_conditionalRequest(time());
}

// create new feed
$rss                 = new UniversalFeedCreator();
$rss->title          = $conf['title'].(($opt['namespace']) ? ' '.$opt['namespace'] : '');
$rss->link           = DOKU_URL;
$rss->syndicationURL = DOKU_URL.'feed.php';
$rss->cssStyleSheet  = DOKU_URL.'lib/exe/css.php?s=feed';

$image        = new FeedImage();
$image->title = $conf['title'];
$image->url   = tpl_getMediaFile(array(':wiki:favicon.ico', ':favicon.ico', 'images/favicon.ico'), true);
$image->link  = DOKU_URL;
$rss->image   = $image;

$data  = null;
$modes = array(
    'list'   => 'rssListNamespace',
    'search' => 'rssSearch',
    'recent' => 'rssRecentChanges'
);
if(isset($modes[$opt['feed_mode']])) {
    $data = $modes[$opt['feed_mode']]($opt);
} else {
    $eventData = array(
        'opt'  => &$opt,
        'data' => &$data,
    );
    $event     = new Doku_Event('FEED_MODE_UNKNOWN', $eventData);
    if($event->advise_before(true)) {
        echo sprintf('<error>Unknown feed mode %s</error>', hsc($opt['feed_mode']));
        exit;
    }
    $event->advise_after();
}

rss_buildItems($rss, $data, $opt);
$feed = $rss->createFeed($opt['feed_type']);

// save cachefile
$cache->storeCache($feed);

// finally deliver
print $feed;

// ---------------------------------------------------------------- //

/**
 * Get URL parameters and config options and return an initialized option array
 *
 * @author Andreas Gohr <[email protected]>
 */
function rss_parseOptions() {
    global $conf;
    global $INPUT;

    $opt = array();

    foreach(array(
                // Basic feed properties
                // Plugins may probably want to add new values to these
                // properties for implementing own feeds

                // One of: list, search, recent
                'feed_mode'    => array('str', 'mode', 'recent'),
                // One of: diff, page, rev, current
                'link_to'      => array('str', 'linkto', $conf['rss_linkto']),
                // One of: abstract, diff, htmldiff, html
                'item_content' => array('str', 'content', $conf['rss_content']),

                // Special feed properties
                // These are only used by certain feed_modes

                // String, used for feed title, in list and rc mode
                'namespace'    => array('str', 'ns', null),
                // Positive integer, only used in rc mode
                'items'        => array('int', 'num', $conf['recent']),
                // Boolean, only used in rc mode
                'show_minor'   => array('bool', 'minor', false),
                // String, only used in list mode
                'sort'         => array('str', 'sort', 'natural'),
                // String, only used in search mode
                'search_query' => array('str', 'q', null),
                // One of: pages, media, both
                'content_type' => array('str', 'view', $conf['rss_media'])

            ) as $name => $val) {
        $opt[$name] = $INPUT->{$val[0]}($val[1], $val[2], true);
    }

    $opt['items']      = max(0, (int) $opt['items']);
    $opt['show_minor'] = (bool) $opt['show_minor'];
    $opt['sort'] = valid_input_set('sort', array('default' => 'natural', 'date'), $opt);

    $opt['guardmail'] = ($conf['mailguard'] != '' && $conf['mailguard'] != 'none');

    $type = $INPUT->valid(
        'type',
        array( 'rss', 'rss2', 'atom', 'atom1', 'rss1'),
        $conf['rss_type']
    );
    switch($type) {
        case 'rss':
            $opt['feed_type'] = 'RSS0.91';
            $opt['mime_type'] = 'text/xml';
            break;
        case 'rss2':
            $opt['feed_type'] = 'RSS2.0';
            $opt['mime_type'] = 'text/xml';
            break;
        case 'atom':
            $opt['feed_type'] = 'ATOM0.3';
            $opt['mime_type'] = 'application/xml';
            break;
        case 'atom1':
            $opt['feed_type'] = 'ATOM1.0';
            $opt['mime_type'] = 'application/atom+xml';
            break;
        default:
            $opt['feed_type'] = 'RSS1.0';
            $opt['mime_type'] = 'application/xml';
    }

    $eventData = array(
        'opt' => &$opt,
    );
    trigger_event('FEED_OPTS_POSTPROCESS', $eventData);
    return $opt;
}

/**
 * Add recent changed pages to a feed object
 *
 * @author Andreas Gohr <[email protected]>
 * @param  FeedCreator $rss the FeedCreator Object
 * @param  array       $data the items to add
 * @param  array       $opt  the feed options
 */
function rss_buildItems(&$rss, &$data, $opt) {
    global $conf;
    global $lang;
    /* @var DokuWiki_Auth_Plugin $auth */
    global $auth;

    $eventData = array(
        'rss'  => &$rss,
        'data' => &$data,
        'opt'  => &$opt,
    );
    $event     = new Doku_Event('FEED_DATA_PROCESS', $eventData);
    if($event->advise_before(false)) {
        foreach($data as $ditem) {
            if(!is_array($ditem)) {
                // not an array? then only a list of IDs was given
                $ditem = array('id' => $ditem);
            }

            $item = new FeedItem();
            $id   = $ditem['id'];
            if(!$ditem['media']) {
                $meta = p_get_metadata($id);
            } else {
                $meta = array();
            }

            // add date
            if($ditem['date']) {
                $date = $ditem['date'];
            } elseif ($ditem['media']) {
                $date = @filemtime(mediaFN($id));
            } elseif (file_exists(wikiFN($id))) {
                $date = @filemtime(wikiFN($id));
            } elseif($meta['date']['modified']) {
                $date = $meta['date']['modified'];
            } else {
                $date = 0;
            }
            if($date) $item->date = date('r', $date);

            // add title
            if($conf['useheading'] && $meta['title']) {
                $item->title = $meta['title'];
            } else {
                $item->title = $ditem['id'];
            }
            if($conf['rss_show_summary'] && !empty($ditem['sum'])) {
                $item->title .= ' - '.strip_tags($ditem['sum']);
            }

            // add item link
            switch($opt['link_to']) {
                case 'page':
                    if($ditem['media']) {
                        $item->link = media_managerURL(
                            array(
                                 'image' => $id,
                                 'ns'    => getNS($id),
                                 'rev'   => $date
                            ), '&', true
                        );
                    } else {
                        $item->link = wl($id, 'rev='.$date, true, '&');
                    }
                    break;
                case 'rev':
                    if($ditem['media']) {
                        $item->link = media_managerURL(
                            array(
                                 'image'       => $id,
                                 'ns'          => getNS($id),
                                 'rev'         => $date,
                                 'tab_details' => 'history'
                            ), '&', true
                        );
                    } else {
                        $item->link = wl($id, 'do=revisions&rev='.$date, true, '&');
                    }
                    break;
                case 'current':
                    if($ditem['media']) {
                        $item->link = media_managerURL(
                            array(
                                 'image' => $id,
                                 'ns'    => getNS($id)
                            ), '&', true
                        );
                    } else {
                        $item->link = wl($id, '', true, '&');
                    }
                    break;
                case 'diff':
                default:
                    if($ditem['media']) {
                        $item->link = media_managerURL(
                            array(
                                 'image'       => $id,
                                 'ns'          => getNS($id),
                                 'rev'         => $date,
                                 'tab_details' => 'history',
                                 'mediado'     => 'diff'
                            ), '&', true
                        );
                    } else {
                        $item->link = wl($id, 'rev='.$date.'&do=diff', true, '&');
                    }
            }

            // add item content
            switch($opt['item_content']) {
                case 'diff':
                case 'htmldiff':
                    if($ditem['media']) {
                        $medialog = new MediaChangeLog($id);
                        $revs  = $medialog->getRevisions(0, 1);
                        $rev   = $revs[0];
                        $src_r = '';
                        $src_l = '';

                        if($size = media_image_preview_size($id, '', new JpegMeta(mediaFN($id)), 300)) {
                            $more  = 'w='.$size[0].'&h='.$size[1].'&t='.@filemtime(mediaFN($id));
                            $src_r = ml($id, $more, true, '&amp;', true);
                        }
                        if($rev && $size = media_image_preview_size($id, $rev, new JpegMeta(mediaFN($id, $rev)), 300)) {
                            $more  = 'rev='.$rev.'&w='.$size[0].'&h='.$size[1];
                            $src_l = ml($id, $more, true, '&amp;', true);
                        }
                        $content = '';
                        if($src_r) {
                            $content = '<table>';
                            $content .= '<tr><th width="50%">'.$rev.'</th>';
                            $content .= '<th width="50%">'.$lang['current'].'</th></tr>';
                            $content .= '<tr align="center"><td><img src="'.$src_l.'" alt="" /></td><td>';
                            $content .= '<img src="'.$src_r.'" alt="'.$id.'" /></td></tr>';
                            $content .= '</table>';
                        }

                    } else {
                        require_once(DOKU_INC.'inc/DifferenceEngine.php');
                        $pagelog = new PageChangeLog($id);
                        $revs = $pagelog->getRevisions(0, 1);
                        $rev  = $revs[0];

                        if($rev) {
                            $df = new Diff(explode("\n", rawWiki($id, $rev)),
                                           explode("\n", rawWiki($id, '')));
                        } else {
                            $df = new Diff(array(''),
                                           explode("\n", rawWiki($id, '')));
                        }

                        if($opt['item_content'] == 'htmldiff') {
                            // note: no need to escape diff output, TableDiffFormatter provides 'safe' html
                            $tdf     = new TableDiffFormatter();
                            $content = '<table>';
                            $content .= '<tr><th colspan="2" width="50%">'.$rev.'</th>';
                            $content .= '<th colspan="2" width="50%">'.$lang['current'].'</th></tr>';
                            $content .= $tdf->format($df);
                            $content .= '</table>';
                        } else {
                            // note: diff output must be escaped, UnifiedDiffFormatter provides plain text
                            $udf     = new UnifiedDiffFormatter();
                            $content = "<pre>\n".hsc($udf->format($df))."\n</pre>";
                        }
                    }
                    break;
                case 'html':
                    if($ditem['media']) {
                        if($size = media_image_preview_size($id, '', new JpegMeta(mediaFN($id)))) {
                            $more    = 'w='.$size[0].'&h='.$size[1].'&t='.@filemtime(mediaFN($id));
                            $src     = ml($id, $more, true, '&amp;', true);
                            $content = '<img src="'.$src.'" alt="'.$id.'" />';
                        } else {
                            $content = '';
                        }
                    } else {
                        if (@filemtime(wikiFN($id)) === $date) {
                            $content = p_wiki_xhtml($id, '', false);
                        } else {
                            $content = p_wiki_xhtml($id, $date, false);
                        }
                        // no TOC in feeds
                        $content = preg_replace('/(<!-- TOC START -->).*(<!-- TOC END -->)/s', '', $content);

                        // add alignment for images
                        $content = preg_replace('/(<img .*?class="medialeft")/s', '\\1 align="left"', $content);
                        $content = preg_replace('/(<img .*?class="mediaright")/s', '\\1 align="right"', $content);

                        // make URLs work when canonical is not set, regexp instead of rerendering!
                        if(!$conf['canonical']) {
                            $base    = preg_quote(DOKU_REL, '/');
                            $content = preg_replace('/(<a href|<img src)="('.$base.')/s', '$1="'.DOKU_URL, $content);
                        }
                    }

                    break;
                case 'abstract':
                default:
                    if($ditem['media']) {
                        if($size = media_image_preview_size($id, '', new JpegMeta(mediaFN($id)))) {
                            $more    = 'w='.$size[0].'&h='.$size[1].'&t='.@filemtime(mediaFN($id));
                            $src     = ml($id, $more, true, '&amp;', true);
                            $content = '<img src="'.$src.'" alt="'.$id.'" />';
                        } else {
                            $content = '';
                        }
                    } else {
                        $content = $meta['description']['abstract'];
                    }
            }
            $item->description = $content; //FIXME a plugin hook here could be senseful

            // add user
            # FIXME should the user be pulled from metadata as well?
            $user         = @$ditem['user']; // the @ spares time repeating lookup
            if(blank($user)) {
                $item->author = 'Anonymous';
                $item->authorEmail = '[email protected]';
            } else {
                $item->author = $user;
                $item->authorEmail = $user . '@undisclosed.example.com';

                // get real user name if configured
                if($conf['useacl'] && $auth) {
                    $userInfo = $auth->getUserData($user);
                    if($userInfo) {
                        switch($conf['showuseras']) {
                            case 'username':
                            case 'username_link':
                                $item->author = $userInfo['name'];
                                break;
                            default:
                                $item->author = $user;
                                break;
                        }
                    } else {
                        $item->author = $user;
                    }
                }
            }

            // add category
            if(isset($meta['subject'])) {
                $item->category = $meta['subject'];
            } else {
                $cat = getNS($id);
                if($cat) $item->category = $cat;
            }

            // finally add the item to the feed object, after handing it to registered plugins
            $evdata = array(
                'item'  => &$item,
                'opt'   => &$opt,
                'ditem' => &$ditem,
                'rss'   => &$rss
            );
            $evt    = new Doku_Event('FEED_ITEM_ADD', $evdata);
            if($evt->advise_before()) {
                $rss->addItem($item);
            }
            $evt->advise_after(); // for completeness
        }
    }
    $event->advise_after();
}

/**
 * Add recent changed pages to the feed object
 *
 * @author Andreas Gohr <[email protected]>
 */
function rssRecentChanges($opt) {
    global $conf;
    $flags = RECENTS_SKIP_DELETED;
    if(!$opt['show_minor']) $flags += RECENTS_SKIP_MINORS;
    if($opt['content_type'] == 'media' && $conf['mediarevisions']) $flags += RECENTS_MEDIA_CHANGES;
    if($opt['content_type'] == 'both' && $conf['mediarevisions']) $flags += RECENTS_MEDIA_PAGES_MIXED;

    $recents = getRecents(0, $opt['items'], $opt['namespace'], $flags);
    return $recents;
}

/**
 * Add all pages of a namespace to the feed object
 *
 * @author Andreas Gohr <[email protected]>
 */
function rssListNamespace($opt) {
    require_once(DOKU_INC.'inc/search.php');
    global $conf;

    $ns = ':'.cleanID($opt['namespace']);
    $ns = utf8_encodeFN(str_replace(':', '/', $ns));

    $data = array();
    $search_opts = array(
        'depth' => 1,
        'pagesonly' => true,
        'listfiles' => true
    );
    search($data, $conf['datadir'], 'search_universal', $search_opts, $ns, $lvl = 1, $opt['sort']);

    return $data;
}

/**
 * Add the result of a full text search to the feed object
 *
 * @author Andreas Gohr <[email protected]>
 */
function rssSearch($opt) {
    if(!$opt['search_query']) return array();

    require_once(DOKU_INC.'inc/fulltext.php');
    $data = ft_pageSearch($opt['search_query'], $poswords);
    $data = array_keys($data);

    return $data;
}

//Setup VIM: ex: et ts=4 :


1			<?php
2			/**
3			* XML feed export
4			*
5			* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
6			* @author Andreas Gohr <[email protected]>
7			*
8			* @global array $conf
9			* @global Input $INPUT
10			*/
11
12			use dokuwiki\ChangeLog\MediaChangeLog;
			0 ignored issues – show Bug introduced 2018-06-15 09:59 UTC by Report Bug Copy Issue Report Show Similar Issues like this This use statement conflicts with another class in this namespace, `MediaChangeLog`. Let’s assume that you have a directory layout like this: . \|-- OtherDir \| \|-- Bar.php \| `-- Foo.php `-- SomeDir `-- Foo.php and let’s assume the following content of `Bar.php`: // Bar.php namespace OtherDir; use SomeDir\Foo; // This now conflicts the class OtherDir\Foo If both files `OtherDir/Foo.php` and `SomeDir/Foo.php` are loaded in the same runtime, you will see a PHP error such as the following: PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.php However, as `OtherDir/Foo.php` does not necessarily have to be loaded and the error is only triggered if it is loaded before `OtherDir/Bar.php`, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: // Bar.php namespace OtherDir; use SomeDir\Foo as SomeDirFoo; // There is no conflict anymore. Loading history...
13			use dokuwiki\ChangeLog\PageChangeLog;
			0 ignored issues – show Bug introduced 2018-06-15 09:59 UTC by Report Bug Copy Issue Report Show Similar Issues like this This use statement conflicts with another class in this namespace, `PageChangeLog`. Let’s assume that you have a directory layout like this: . \|-- OtherDir \| \|-- Bar.php \| `-- Foo.php `-- SomeDir `-- Foo.php and let’s assume the following content of `Bar.php`: // Bar.php namespace OtherDir; use SomeDir\Foo; // This now conflicts the class OtherDir\Foo If both files `OtherDir/Foo.php` and `SomeDir/Foo.php` are loaded in the same runtime, you will see a PHP error such as the following: PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.php However, as `OtherDir/Foo.php` does not necessarily have to be loaded and the error is only triggered if it is loaded before `OtherDir/Bar.php`, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: // Bar.php namespace OtherDir; use SomeDir\Foo as SomeDirFoo; // There is no conflict anymore. Loading history...
14
15			if(!defined('DOKU_INC')) define('DOKU_INC', dirname(__FILE__).'/');
16			require_once(DOKU_INC.'inc/init.php');
17
18			//close session
19			session_write_close();
20
21			//feed disabled?
22			if(!actionOK('rss')) {
23			http_status(404);
24			echo '<error>RSS feed is disabled.</error>';
25			exit;
26			}
27
28			// get params
29			$opt = rss_parseOptions();
30
31			// the feed is dynamic - we need a cache for each combo
32			// (but most people just use the default feed so it's still effective)
33			$key = join('', array_values($opt)).'$'.$_SERVER['REMOTE_USER'].'$'.$_SERVER['HTTP_HOST'].$_SERVER['SERVER_PORT'];
34			$cache = new cache($key, '.feed');
35
36			// prepare cache depends
37			$depends['files'] = getConfigFiles('main');
38			$depends['age'] = $conf['rss_update'];
39			$depends['purge'] = $INPUT->bool('purge');
40
41			// check cacheage and deliver if nothing has changed since last
42			// time or the update interval has not passed, also handles conditional requests
43			header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
44			header('Pragma: public');
45			header('Content-Type: application/xml; charset=utf-8');
46			header('X-Robots-Tag: noindex');
47			if($cache->useCache($depends)) {
48			http_conditionalRequest($cache->_time);
49			if($conf['allowdebug']) header("X-CacheUsed: $cache->cache");
50			print $cache->retrieveCache();
51			exit;
52			} else {
53			http_conditionalRequest(time());
54			}
55
56			// create new feed
57			$rss = new UniversalFeedCreator();
58			$rss->title = $conf['title'].(($opt['namespace']) ? ' '.$opt['namespace'] : '');
59			$rss->link = DOKU_URL;
60			$rss->syndicationURL = DOKU_URL.'feed.php';
61			$rss->cssStyleSheet = DOKU_URL.'lib/exe/css.php?s=feed';
62
63			$image = new FeedImage();
64			$image->title = $conf['title'];
65			$image->url = tpl_getMediaFile(array(':wiki:favicon.ico', ':favicon.ico', 'images/favicon.ico'), true);
66			$image->link = DOKU_URL;
67			$rss->image = $image;
68
69			$data = null;
70			$modes = array(
71			'list' => 'rssListNamespace',
72			'search' => 'rssSearch',
73			'recent' => 'rssRecentChanges'
74			);
75			if(isset($modes[$opt['feed_mode']])) {
76			$data = $modes[$opt['feed_mode']]($opt);
77			} else {
78			$eventData = array(
79			'opt' => &$opt,
80			'data' => &$data,
81			);
82			$event = new Doku_Event('FEED_MODE_UNKNOWN', $eventData);
83			if($event->advise_before(true)) {
84			echo sprintf('<error>Unknown feed mode %s</error>', hsc($opt['feed_mode']));
85			exit;
86			}
87			$event->advise_after();
88			}
89
90			rss_buildItems($rss, $data, $opt);
91			$feed = $rss->createFeed($opt['feed_type']);
92
93			// save cachefile
94			$cache->storeCache($feed);
95
96			// finally deliver
97			print $feed;
98
99			// ---------------------------------------------------------------- //
100
101			/**
102			* Get URL parameters and config options and return an initialized option array
103			*
104			* @author Andreas Gohr <[email protected]>
105			*/
106			function rss_parseOptions() {
107			global $conf;
108			global $INPUT;
109
110			$opt = array();
111
112			foreach(array(
113			// Basic feed properties
114			// Plugins may probably want to add new values to these
115			// properties for implementing own feeds
116
117			// One of: list, search, recent
118			'feed_mode' => array('str', 'mode', 'recent'),
119			// One of: diff, page, rev, current
120			'link_to' => array('str', 'linkto', $conf['rss_linkto']),
121			// One of: abstract, diff, htmldiff, html
122			'item_content' => array('str', 'content', $conf['rss_content']),
123
124			// Special feed properties
125			// These are only used by certain feed_modes
126
127			// String, used for feed title, in list and rc mode
128			'namespace' => array('str', 'ns', null),
129			// Positive integer, only used in rc mode
130			'items' => array('int', 'num', $conf['recent']),
131			// Boolean, only used in rc mode
132			'show_minor' => array('bool', 'minor', false),
133			// String, only used in list mode
134			'sort' => array('str', 'sort', 'natural'),
135			// String, only used in search mode
136			'search_query' => array('str', 'q', null),
137			// One of: pages, media, both
138			'content_type' => array('str', 'view', $conf['rss_media'])
139
140			) as $name => $val) {
141			$opt[$name] = $INPUT->{$val[0]}($val[1], $val[2], true);
142			}
143
144			$opt['items'] = max(0, (int) $opt['items']);
145			$opt['show_minor'] = (bool) $opt['show_minor'];
146			$opt['sort'] = valid_input_set('sort', array('default' => 'natural', 'date'), $opt);
147
148			$opt['guardmail'] = ($conf['mailguard'] != '' && $conf['mailguard'] != 'none');
149
150			$type = $INPUT->valid(
151			'type',
152			array( 'rss', 'rss2', 'atom', 'atom1', 'rss1'),
153			$conf['rss_type']
154			);
155			switch($type) {
156			case 'rss':
157			$opt['feed_type'] = 'RSS0.91';
158			$opt['mime_type'] = 'text/xml';
159			break;
160			case 'rss2':
161			$opt['feed_type'] = 'RSS2.0';
162			$opt['mime_type'] = 'text/xml';
163			break;
164			case 'atom':
165			$opt['feed_type'] = 'ATOM0.3';
166			$opt['mime_type'] = 'application/xml';
167			break;
168			case 'atom1':
169			$opt['feed_type'] = 'ATOM1.0';
170			$opt['mime_type'] = 'application/atom+xml';
171			break;
172			default:
173			$opt['feed_type'] = 'RSS1.0';
174			$opt['mime_type'] = 'application/xml';
175			}
176
177			$eventData = array(
178			'opt' => &$opt,
179			);
180			trigger_event('FEED_OPTS_POSTPROCESS', $eventData);
181			return $opt;
182			}
183
184			/**
185			* Add recent changed pages to a feed object
186			*
187			* @author Andreas Gohr <[email protected]>
188			* @param FeedCreator $rss the FeedCreator Object
189			* @param array $data the items to add
190			* @param array $opt the feed options
191			*/
192			function rss_buildItems(&$rss, &$data, $opt) {
193			global $conf;
194			global $lang;
195			/* @var DokuWiki_Auth_Plugin $auth */
196			global $auth;
197
198			$eventData = array(
199			'rss' => &$rss,
200			'data' => &$data,
201			'opt' => &$opt,
202			);
203			$event = new Doku_Event('FEED_DATA_PROCESS', $eventData);
204			if($event->advise_before(false)) {
205			foreach($data as $ditem) {
206			if(!is_array($ditem)) {
207			// not an array? then only a list of IDs was given
208			$ditem = array('id' => $ditem);
209			}
210
211			$item = new FeedItem();
212			$id = $ditem['id'];
213			if(!$ditem['media']) {
214			$meta = p_get_metadata($id);
215			} else {
216			$meta = array();
217			}
218
219			// add date
220			if($ditem['date']) {
221			$date = $ditem['date'];
222			} elseif ($ditem['media']) {
223			$date = @filemtime(mediaFN($id));
224			} elseif (file_exists(wikiFN($id))) {
225			$date = @filemtime(wikiFN($id));
226			} elseif($meta['date']['modified']) {
227			$date = $meta['date']['modified'];
228			} else {
229			$date = 0;
230			}
231			if($date) $item->date = date('r', $date);
232
233			// add title
234			if($conf['useheading'] && $meta['title']) {
235			$item->title = $meta['title'];
236			} else {
237			$item->title = $ditem['id'];
238			}
239			if($conf['rss_show_summary'] && !empty($ditem['sum'])) {
240			$item->title .= ' - '.strip_tags($ditem['sum']);
241			}
242
243			// add item link
244			switch($opt['link_to']) {
245			case 'page':
246			if($ditem['media']) {
247			$item->link = media_managerURL(
248			array(
249			'image' => $id,
250			'ns' => getNS($id),
251			'rev' => $date
252			), '&', true
253			);
254			} else {
255			$item->link = wl($id, 'rev='.$date, true, '&');
256			}
257			break;
258			case 'rev':
259			if($ditem['media']) {
260			$item->link = media_managerURL(
261			array(
262			'image' => $id,
263			'ns' => getNS($id),
264			'rev' => $date,
265			'tab_details' => 'history'
266			), '&', true
267			);
268			} else {
269			$item->link = wl($id, 'do=revisions&rev='.$date, true, '&');
270			}
271			break;
272			case 'current':
273			if($ditem['media']) {
274			$item->link = media_managerURL(
275			array(
276			'image' => $id,
277			'ns' => getNS($id)
278			), '&', true
279			);
280			} else {
281			$item->link = wl($id, '', true, '&');
282			}
283			break;
284			case 'diff':
285			default:
286			if($ditem['media']) {
287			$item->link = media_managerURL(
288			array(
289			'image' => $id,
290			'ns' => getNS($id),
291			'rev' => $date,
292			'tab_details' => 'history',
293			'mediado' => 'diff'
294			), '&', true
295			);
296			} else {
297			$item->link = wl($id, 'rev='.$date.'&do=diff', true, '&');
298			}
299			}
300
301			// add item content
302			switch($opt['item_content']) {
303			case 'diff':
304			case 'htmldiff':
305			if($ditem['media']) {
306			$medialog = new MediaChangeLog($id);
307			$revs = $medialog->getRevisions(0, 1);
308			$rev = $revs[0];
309			$src_r = '';
310			$src_l = '';
311
312			if($size = media_image_preview_size($id, '', new JpegMeta(mediaFN($id)), 300)) {
313			$more = 'w='.$size[0].'&h='.$size[1].'&t='.@filemtime(mediaFN($id));
314			$src_r = ml($id, $more, true, '&', true);
315			}
316			if($rev && $size = media_image_preview_size($id, $rev, new JpegMeta(mediaFN($id, $rev)), 300)) {
317			$more = 'rev='.$rev.'&w='.$size[0].'&h='.$size[1];
318			$src_l = ml($id, $more, true, '&', true);
319			}
320			$content = '';
321			if($src_r) {
322			$content = '<table>';
323			$content .= '<tr><th width="50%">'.$rev.'</th>';
324			$content .= '<th width="50%">'.$lang['current'].'</th></tr>';
325			$content .= '<tr align="center"><td><img src="'.$src_l.'" alt="" /></td><td>';
326			$content .= '<img src="'.$src_r.'" alt="'.$id.'" /></td></tr>';
327			$content .= '</table>';
328			}
329
330			} else {
331			require_once(DOKU_INC.'inc/DifferenceEngine.php');
332			$pagelog = new PageChangeLog($id);
333			$revs = $pagelog->getRevisions(0, 1);
334			$rev = $revs[0];
335
336			if($rev) {
337			$df = new Diff(explode("\n", rawWiki($id, $rev)),
338			explode("\n", rawWiki($id, '')));
339			} else {
340			$df = new Diff(array(''),
341			explode("\n", rawWiki($id, '')));
342			}
343
344			if($opt['item_content'] == 'htmldiff') {
345			// note: no need to escape diff output, TableDiffFormatter provides 'safe' html
346			$tdf = new TableDiffFormatter();
347			$content = '<table>';
348			$content .= '<tr><th colspan="2" width="50%">'.$rev.'</th>';
349			$content .= '<th colspan="2" width="50%">'.$lang['current'].'</th></tr>';
350			$content .= $tdf->format($df);
351			$content .= '</table>';
352			} else {
353			// note: diff output must be escaped, UnifiedDiffFormatter provides plain text
354			$udf = new UnifiedDiffFormatter();
355			$content = "<pre>\n".hsc($udf->format($df))."\n</pre>";
356			}
357			}
358			break;
359			case 'html':
360			if($ditem['media']) {
361			if($size = media_image_preview_size($id, '', new JpegMeta(mediaFN($id)))) {
362			$more = 'w='.$size[0].'&h='.$size[1].'&t='.@filemtime(mediaFN($id));
363			$src = ml($id, $more, true, '&', true);
364			$content = '<img src="'.$src.'" alt="'.$id.'" />';
365			} else {
366			$content = '';
367			}
368			} else {
369			if (@filemtime(wikiFN($id)) === $date) {
370			$content = p_wiki_xhtml($id, '', false);
371			} else {
372			$content = p_wiki_xhtml($id, $date, false);
373			}
374			// no TOC in feeds
375			$content = preg_replace('/(<!-- TOC START -->).*(<!-- TOC END -->)/s', '', $content);
376
377			// add alignment for images
378			$content = preg_replace('/(<img .*?class="medialeft")/s', '\\1 align="left"', $content);
379			$content = preg_replace('/(<img .*?class="mediaright")/s', '\\1 align="right"', $content);
380
381			// make URLs work when canonical is not set, regexp instead of rerendering!
382			if(!$conf['canonical']) {
383			$base = preg_quote(DOKU_REL, '/');
384			$content = preg_replace('/(<a href\|<img src)="('.$base.')/s', '$1="'.DOKU_URL, $content);
385			}
386			}
387
388			break;
389			case 'abstract':
390			default:
391			if($ditem['media']) {
392			if($size = media_image_preview_size($id, '', new JpegMeta(mediaFN($id)))) {
393			$more = 'w='.$size[0].'&h='.$size[1].'&t='.@filemtime(mediaFN($id));
394			$src = ml($id, $more, true, '&', true);
395			$content = '<img src="'.$src.'" alt="'.$id.'" />';
396			} else {
397			$content = '';
398			}
399			} else {
400			$content = $meta['description']['abstract'];
401			}
402			}
403			$item->description = $content; //FIXME a plugin hook here could be senseful
404
405			// add user
406			# FIXME should the user be pulled from metadata as well?
407			$user = @$ditem['user']; // the @ spares time repeating lookup
408			if(blank($user)) {
409			$item->author = 'Anonymous';
410			$item->authorEmail = '[email protected]';
411			} else {
412			$item->author = $user;
413			$item->authorEmail = $user . '@undisclosed.example.com';
414
415			// get real user name if configured
416			if($conf['useacl'] && $auth) {
417			$userInfo = $auth->getUserData($user);
418			if($userInfo) {
419			switch($conf['showuseras']) {
420			case 'username':
421			case 'username_link':
422			$item->author = $userInfo['name'];
423			break;
424			default:
425			$item->author = $user;
426			break;
427			}
428			} else {
429			$item->author = $user;
430			}
431			}
432			}
433
434			// add category
435			if(isset($meta['subject'])) {
436			$item->category = $meta['subject'];
437			} else {
438			$cat = getNS($id);
439			if($cat) $item->category = $cat;
440			}
441
442			// finally add the item to the feed object, after handing it to registered plugins
443			$evdata = array(
444			'item' => &$item,
445			'opt' => &$opt,
446			'ditem' => &$ditem,
447			'rss' => &$rss
448			);
449			$evt = new Doku_Event('FEED_ITEM_ADD', $evdata);
450			if($evt->advise_before()) {
451			$rss->addItem($item);
452			}
453			$evt->advise_after(); // for completeness
454			}
455			}
456			$event->advise_after();
457			}
458
459			/**
460			* Add recent changed pages to the feed object
461			*
462			* @author Andreas Gohr <[email protected]>
463			*/
464			function rssRecentChanges($opt) {
465			global $conf;
466			$flags = RECENTS_SKIP_DELETED;
467			if(!$opt['show_minor']) $flags += RECENTS_SKIP_MINORS;
468			if($opt['content_type'] == 'media' && $conf['mediarevisions']) $flags += RECENTS_MEDIA_CHANGES;
469			if($opt['content_type'] == 'both' && $conf['mediarevisions']) $flags += RECENTS_MEDIA_PAGES_MIXED;
470
471			$recents = getRecents(0, $opt['items'], $opt['namespace'], $flags);
472			return $recents;
473			}
474
475			/**
476			* Add all pages of a namespace to the feed object
477			*
478			* @author Andreas Gohr <[email protected]>
479			*/
480			function rssListNamespace($opt) {
481			require_once(DOKU_INC.'inc/search.php');
482			global $conf;
483
484			$ns = ':'.cleanID($opt['namespace']);
485			$ns = utf8_encodeFN(str_replace(':', '/', $ns));
486
487			$data = array();
488			$search_opts = array(
489			'depth' => 1,
490			'pagesonly' => true,
491			'listfiles' => true
492			);
493			search($data, $conf['datadir'], 'search_universal', $search_opts, $ns, $lvl = 1, $opt['sort']);
494
495			return $data;
496			}
497
498			/**
499			* Add the result of a full text search to the feed object
500			*
501			* @author Andreas Gohr <[email protected]>
502			*/
503			function rssSearch($opt) {
504			if(!$opt['search_query']) return array();
505
506			require_once(DOKU_INC.'inc/fulltext.php');
507			$data = ft_pageSearch($opt['search_query'], $poswords);
508			$data = array_keys($data);
509
510			return $data;
511			}
512
513			//Setup VIM: ex: et ts=4 :
514

splitbrain / dokuwiki

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feed.php (2 issues)

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