<?php /** * @license GPL 2 (http://www.gnu.org/licenses/gpl.html) * @author Esther Brunner <wikidesign@gmail.com> */ /** * Class admin_plugin_discussion */ class admin_plugin_discussion extends DokuWiki_Admin_Plugin { /** * @return int */ function getMenuSort() { return 200; } /** * @return bool */ function forAdminOnly() { return false; } function handle() { global $lang; $cid = $_REQUEST['cid']; if (is_array($cid)) $cid = array_keys($cid); /** @var action_plugin_discussion $action */ $action =& plugin_load('action', 'discussion'); if (!$action) return; // couldn't load action plugin component switch ($_REQUEST['comment']) { case $lang['btn_delete']: $action->save($cid, ''); break; case $this->getLang('btn_show'): $action->save($cid, '', 'show'); break; case $this->getLang('btn_hide'): $action->save($cid, '', 'hide'); break; case $this->getLang('btn_change'): $this->_changeStatus($_REQUEST['status']); break; } } function html() { global $conf; $first = $_REQUEST['first']; if (!is_numeric($first)) $first = 0; $num = ($conf['recent']) ? $conf['recent'] : 20; ptln('<h1>'.$this->getLang('menu').'</h1>'); $threads = $this->_getThreads(); // slice the needed chunk of discussion pages $more = ((count($threads) > ($first + $num)) ? true : false); $threads = array_slice($threads, $first, $num); foreach ($threads as $thread) { $comments = $this->_getComments($thread); $this->_threadHead($thread); if ($comments === false) { ptln('</div>', 6); // class="level2" continue; } ptln('<form method="post" action="'.wl($thread['id']).'">', 8); ptln('<div class="no">', 10); ptln('<input type="hidden" name="do" value="admin" />', 10); ptln('<input type="hidden" name="page" value="discussion" />', 10); echo html_buildlist($comments, 'admin_discussion', array($this, '_commentItem'), array($this, '_li_comment')); $this->_actionButtons($thread['id']); } $this->_browseDiscussionLinks($more, $first, $num); } /** * Returns an array of pages with discussion sections, sorted by recent comments * * @return array */ function _getThreads() { global $conf; require_once(DOKU_INC.'inc/search.php'); // returns the list of pages in the given namespace and it's subspaces $items = array(); search($items, $conf['datadir'], 'search_allpages', array()); // add pages with comments to result $result = array(); foreach ($items as $item) { $id = $item['id']; // some checks $file = metaFN($id, '.comments'); if (!@file_exists($file)) continue; // skip if no comments file $date = filemtime($file); $result[] = array( 'id' => $id, 'file' => $file, 'date' => $date, ); } // finally sort by time of last comment usort($result, array('admin_plugin_discussion', '_threadCmp')); return $result; } /** * Callback for comparison of thread data. * * Used for sorting threads in descending order by date of last comment. * If this date happens to be equal for the compared threads, page id * is used as second comparison attribute. * * @param array $a * @param array $b * @return int */ function _threadCmp($a, $b) { if ($a['date'] == $b['date']) { return strcmp($a['id'], $b['id']); } return ($a['date'] < $b['date']) ? 1 : -1; } /** * Outputs header, page ID and status of a discussion thread * * @param array $thread * @return bool */ function _threadHead($thread) { $id = $thread['id']; $labels = array( 0 => $this->getLang('off'), 1 => $this->getLang('open'), 2 => $this->getLang('closed') ); $title = p_get_metadata($id, 'title'); if (!$title) { $title = $id; } ptln('<h2 name="'.$id.'" id="'.$id.'">'.hsc($title).'</h2>', 6); ptln('<form method="post" action="'.wl($id).'">', 6); ptln('<div class="mediaright">', 8); ptln('<input type="hidden" name="do" value="admin" />', 10); ptln('<input type="hidden" name="page" value="discussion" />', 10); ptln($this->getLang('status').': <select name="status" size="1">', 10); foreach ($labels as $key => $label) { $selected = (($key == $thread['status']) ? ' selected="selected"' : ''); ptln('<option value="'.$key.'"'.$selected.'>'.$label.'</option>', 12); } ptln('</select> ', 10); ptln('<input type="submit" class="button" name="comment" value="'.$this->getLang('btn_change').'" class"button" title="'.$this->getLang('btn_change').'" />', 10); ptln('</div>', 8); ptln('</form>', 6); ptln('<div class="level2">', 6); ptln('<a href="'.wl($id).'" class="wikilink1">'.$id.'</a> ', 8); return true; } /** * Returns the full comments data for a given wiki page * * @param array $thread * @return array|bool */ function _getComments(&$thread) { $id = $thread['id']; if (!$thread['file']) { $thread['file'] = metaFN($id, '.comments'); } if (!@file_exists($thread['file'])) return false; // no discussion thread at all $data = unserialize(io_readFile($thread['file'], false)); $thread['status'] = $data['status']; $thread['number'] = $data['number']; if (!$data['status']) return false; // comments are turned off if (!$data['comments']) return false; // no comments $result = array(); foreach ($data['comments'] as $cid => $comment) { $this->_addComment($cid, $data, $result); } if (empty($result)) { return false; } else { return $result; } } /** * Recursive function to add the comment hierarchy to the result * * @param string $cid * @param array $data * @param array $result * @param string $parent * @param int $level */ function _addComment($cid, &$data, &$result, $parent = '', $level = 1) { if (!is_array($data['comments'][$cid])) return; // corrupt datatype $comment = $data['comments'][$cid]; if ($comment['parent'] != $parent) return; // answer to another comment // okay, add the comment to the result $comment['id'] = $cid; $comment['level'] = $level; $result[] = $comment; // check answers to this comment if (count($comment['replies'])) { foreach ($comment['replies'] as $rid) { $this->_addComment($rid, $data, $result, $cid, $level + 1); } } } /** * Checkbox and info about a comment item * * @param array $comment * @return string */ function _commentItem($comment) { global $conf; // prepare variables if (is_array($comment['user'])) { // new format $name = $comment['user']['name']; $mail = $comment['user']['mail']; } else { // old format $name = $comment['name']; $mail = $comment['mail']; } if (is_array($comment['date'])) { // new format $created = $comment['date']['created']; } else { // old format $created = $comment['date']; } $abstract = preg_replace('/\s+?/', ' ', strip_tags($comment['xhtml'])); if (utf8_strlen($abstract) > 160) { $abstract = utf8_substr($abstract, 0, 160).'...'; } return '<input type="checkbox" name="cid['.$comment['id'].']" value="1" /> '. $this->email($mail, $name, 'email').', '.strftime($conf['dformat'], $created).': '. '<span class="abstract">'.$abstract.'</span>'; } /** * list item tag * * @param array $comment * @return string */ function _li_comment($comment) { $show = ($comment['show'] ? '' : ' hidden'); return '<li class="level'.$comment['level'].$show.'">'; } /** * Show buttons to bulk remove, hide or show comments * * @param string $id * @return bool */ function _actionButtons($id) { global $lang; ptln('<div class="comment_buttons">', 12); ptln('<input type="submit" name="comment" value="'.$this->getLang('btn_show').'" class="button" title="'.$this->getLang('btn_show').'" />', 14); ptln('<input type="submit" name="comment" value="'.$this->getLang('btn_hide').'" class="button" title="'.$this->getLang('btn_hide').'" />', 14); ptln('<input type="submit" name="comment" value="'.$lang['btn_delete'].'" class="button" title="'.$lang['btn_delete'].'" />', 14); ptln('</div>', 12); // class="comment_buttons" ptln('</div>', 10); // class="no" ptln('</form>', 8); ptln('</div>', 6); // class="level2" return true; } /** * Displays links to older newer discussions * * @param bool $more * @param int $first * @param int $num * @return bool */ function _browseDiscussionLinks($more, $first, $num) { global $ID; if (($first == 0) && (!$more)) return true; $params = array('do' => 'admin', 'page' => 'discussion'); $last = $first+$num; ptln('<div class="level1">', 8); $ret = ''; if ($first > 0) { $first -= $num; if ($first < 0) { $first = 0; } $params['first'] = $first; ptln('<p class="centeralign">', 8); $ret = '<a href="'.wl($ID, $params).'" class="wikilink1"><< '.$this->getLang('newer').'</a>'; if ($more) { $ret .= ' | '; } else { ptln($ret, 10); ptln('</p>', 8); } } else if ($more) { ptln('<p class="centeralign">', 8); } if ($more) { $params['first'] = $last; $ret .= '<a href="'.wl($ID, $params).'" class="wikilink1">'.$this->getLang('older').' >></a>'; ptln($ret, 10); ptln('</p>', 8); } ptln('</div>', 6); // class="level1" return true; } /** * Changes the status of a comment * * @param $new * @return bool */ function _changeStatus($new) { global $ID; // get discussion meta file name $file = metaFN($ID, '.comments'); $data = unserialize(io_readFile($file, false)); $old = $data['status']; if ($old == $new) return true; // save the comment metadata file $data['status'] = $new; io_saveFile($file, serialize($data)); // look for ~~DISCUSSION~~Â command in page file and change it accordingly $patterns = array('~~DISCUSSION:off\2~~', '~~DISCUSSION\2~~', '~~DISCUSSION:closed\2~~'); $replace = $patterns[$new]; $wiki = preg_replace('/~~DISCUSSION([\w:]*)(\|?.*?)~~/', $replace, rawWiki($ID)); saveWikiText($ID, $wiki, $this->getLang('statuschanged'), true); return true; } } // vim:ts=4:sw=4:et:enc=utf-8: