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