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459 lines
14 KiB
459 lines
14 KiB
<?php |
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if (!defined('__TYPECHO_ROOT_DIR__')) exit; |
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/** |
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* Typecho Blog Platform |
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* |
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* @copyright Copyright (c) 2008 Typecho team (http://www.typecho.org) |
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* @license GNU General Public License 2.0 |
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* @version $Id$ |
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*/ |
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/** |
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* 评论基类 |
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* |
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* @category typecho |
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* @package Widget |
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* @copyright Copyright (c) 2008 Typecho team (http://www.typecho.org) |
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* @license GNU General Public License 2.0 |
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*/ |
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class Widget_Abstract_Comments extends Widget_Abstract |
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{ |
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/** |
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* 获取当前内容结构 |
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* |
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* @access protected |
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* @return array |
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*/ |
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protected function ___parentContent() |
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{ |
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return $this->db->fetchRow($this->widget('Widget_Abstract_Contents')->select() |
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->where('table.contents.cid = ?', $this->cid) |
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->limit(1), array($this->widget('Widget_Abstract_Contents'), 'filter')); |
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} |
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/** |
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* 获取当前评论标题 |
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* |
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* @access protected |
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* @return string |
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*/ |
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protected function ___title() |
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{ |
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return $this->parentContent['title']; |
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} |
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/** |
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* 获取当前评论链接 |
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* |
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* @access protected |
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* @return string |
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*/ |
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protected function ___permalink() |
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{ |
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if ($this->options->commentsPageBreak && 'approved' == $this->status) { |
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$coid = $this->coid; |
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$parent = $this->parent; |
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while ($parent > 0 && $this->options->commentsThreaded) { |
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$parentRows = $this->db->fetchRow($this->db->select('parent')->from('table.comments') |
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->where('coid = ? AND status = ?', $parent, 'approved')->limit(1)); |
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if (!empty($parentRows)) { |
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$coid = $parent; |
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$parent = $parentRows['parent']; |
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} else { |
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break; |
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} |
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} |
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$select = $this->db->select('coid', 'parent') |
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->from('table.comments')->where('cid = ? AND status = ?', $this->parentContent['cid'], 'approved') |
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->where('coid ' . ('DESC' == $this->options->commentsOrder ? '>=' : '<=') . ' ?', $coid) |
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->order('coid', Typecho_Db::SORT_ASC); |
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if ($this->options->commentsShowCommentOnly) { |
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$select->where('type = ?', 'comment'); |
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} |
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$comments = $this->db->fetchAll($select); |
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$commentsMap = array(); |
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$total = 0; |
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foreach ($comments as $comment) { |
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$commentsMap[$comment['coid']] = $comment['parent']; |
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if (0 == $comment['parent'] || !isset($commentsMap[$comment['parent']])) { |
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$total ++; |
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} |
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} |
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$currentPage = ceil($total / $this->options->commentsPageSize); |
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$pageRow = array('permalink' => $this->parentContent['pathinfo'], 'commentPage' => $currentPage); |
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return Typecho_Router::url('comment_page', |
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$pageRow, $this->options->index) . '#' . $this->theId; |
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} |
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return $this->parentContent['permalink'] . '#' . $this->theId; |
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} |
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/** |
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* 获取当前评论内容 |
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* |
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* @access protected |
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* @return string |
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*/ |
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protected function ___content() |
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{ |
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$text = $this->parentContent['hidden'] ? _t('内容被隐藏') : $this->text; |
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$text = $this->pluginHandle(__CLASS__)->trigger($plugged)->content($text, $this); |
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if (!$plugged) { |
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$text = $this->options->commentsMarkdown ? $this->markdown($text) |
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: $this->autoP($text); |
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} |
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$text = $this->pluginHandle(__CLASS__)->contentEx($text, $this); |
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return Typecho_Common::stripTags($text, '<p><br>' . $this->options->commentsHTMLTagAllowed); |
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} |
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/** |
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* 输出词义化日期 |
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* |
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* @access protected |
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* @return string |
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*/ |
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protected function ___dateWord() |
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{ |
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return $this->date->word(); |
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} |
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/** |
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* 锚点id |
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* |
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* @access protected |
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* @return string |
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*/ |
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protected function ___theId() |
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{ |
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return $this->type . '-' . $this->coid; |
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} |
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/** |
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* 获取查询对象 |
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* |
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* @access public |
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* @return Typecho_Db_Query |
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*/ |
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public function select() |
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{ |
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return $this->db->select('table.comments.coid', 'table.comments.cid', 'table.comments.author', 'table.comments.mail', 'table.comments.url', 'table.comments.ip', |
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'table.comments.authorId', 'table.comments.ownerId', 'table.comments.agent', 'table.comments.text', 'table.comments.type', 'table.comments.status', 'table.comments.parent', 'table.comments.created') |
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->from('table.comments'); |
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} |
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/** |
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* 增加评论 |
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* |
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* @access public |
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* @param array $comment 评论结构数组 |
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* @return integer |
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*/ |
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public function insert(array $comment) |
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{ |
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/** 构建插入结构 */ |
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$insertStruct = array( |
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'cid' => $comment['cid'], |
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'created' => empty($comment['created']) ? $this->options->time : $comment['created'], |
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'author' => empty($comment['author']) ? NULL : $comment['author'], |
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'authorId' => empty($comment['authorId']) ? 0 : $comment['authorId'], |
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'ownerId' => empty($comment['ownerId']) ? 0 : $comment['ownerId'], |
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'mail' => empty($comment['mail']) ? NULL : $comment['mail'], |
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'url' => empty($comment['url']) ? NULL : $comment['url'], |
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'ip' => empty($comment['ip']) ? $this->request->getIp() : $comment['ip'], |
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'agent' => empty($comment['agent']) ? $_SERVER["HTTP_USER_AGENT"] : $comment['agent'], |
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'text' => empty($comment['text']) ? NULL : $comment['text'], |
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'type' => empty($comment['type']) ? 'comment' : $comment['type'], |
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'status' => empty($comment['status']) ? 'approved' : $comment['status'], |
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'parent' => empty($comment['parent']) ? 0 : $comment['parent'], |
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); |
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if (!empty($comment['coid'])) { |
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$insertStruct['coid'] = $comment['coid']; |
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} |
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/** 首先插入部分数据 */ |
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$insertId = $this->db->query($this->db->insert('table.comments')->rows($insertStruct)); |
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/** 更新评论数 */ |
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$num = $this->db->fetchObject($this->db->select(array('COUNT(coid)' => 'num'))->from('table.comments') |
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->where('status = ? AND cid = ?', 'approved', $comment['cid']))->num; |
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$this->db->query($this->db->update('table.contents')->rows(array('commentsNum' => $num)) |
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->where('cid = ?', $comment['cid'])); |
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return $insertId; |
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} |
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/** |
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* 更新评论 |
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* |
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* @access public |
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* @param array $comment 评论结构数组 |
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* @param Typecho_Db_Query $condition 查询对象 |
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* @return integer |
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*/ |
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public function update(array $comment, Typecho_Db_Query $condition) |
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{ |
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/** 获取内容主键 */ |
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$updateCondition = clone $condition; |
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$updateComment = $this->db->fetchObject($condition->select('cid')->from('table.comments')->limit(1)); |
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if ($updateComment) { |
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$cid = $updateComment->cid; |
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} else { |
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return false; |
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} |
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/** 构建插入结构 */ |
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$preUpdateStruct = array( |
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'author' => empty($comment['author']) ? NULL : $comment['author'], |
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'mail' => empty($comment['mail']) ? NULL : $comment['mail'], |
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'url' => empty($comment['url']) ? NULL : $comment['url'], |
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'text' => empty($comment['text']) ? NULL : $comment['text'], |
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'status' => empty($comment['status']) ? 'approved' : $comment['status'], |
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); |
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$updateStruct = array(); |
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foreach ($comment as $key => $val) { |
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if ((array_key_exists($key, $preUpdateStruct))) { |
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$updateStruct[$key] = $preUpdateStruct[$key]; |
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} |
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} |
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/** 更新创建时间 */ |
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if (!empty($comment['created'])) { |
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$updateStruct['created'] = $comment['created']; |
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} |
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/** 更新评论数据 */ |
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$updateRows = $this->db->query($updateCondition->update('table.comments')->rows($updateStruct)); |
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/** 更新评论数 */ |
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$num = $this->db->fetchObject($this->db->select(array('COUNT(coid)' => 'num'))->from('table.comments') |
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->where('status = ? AND cid = ?', 'approved', $cid))->num; |
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$this->db->query($this->db->update('table.contents')->rows(array('commentsNum' => $num)) |
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->where('cid = ?', $cid)); |
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return $updateRows; |
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} |
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/** |
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* 删除数据 |
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* |
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* @access public |
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* @param Typecho_Db_Query $condition 查询对象 |
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* @return integer |
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*/ |
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public function delete(Typecho_Db_Query $condition) |
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{ |
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/** 获取内容主键 */ |
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$deleteCondition = clone $condition; |
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$deleteComment = $this->db->fetchObject($condition->select('cid')->from('table.comments')->limit(1)); |
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if ($deleteComment) { |
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$cid = $deleteComment->cid; |
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} else { |
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return false; |
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} |
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/** 删除评论数据 */ |
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$deleteRows = $this->db->query($deleteCondition->delete('table.comments')); |
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/** 更新评论数 */ |
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$num = $this->db->fetchObject($this->db->select(array('COUNT(coid)' => 'num'))->from('table.comments') |
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->where('status = ? AND cid = ?', 'approved', $cid))->num; |
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$this->db->query($this->db->update('table.contents')->rows(array('commentsNum' => $num)) |
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->where('cid = ?', $cid)); |
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return $deleteRows; |
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} |
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/** |
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* 评论是否可以被修改 |
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* |
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* @access public |
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* @param Typecho_Db_Query $condition 条件 |
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* @return mixed |
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*/ |
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public function commentIsWriteable(Typecho_Db_Query $condition = NULL) |
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{ |
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if (empty($condition)) { |
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if ($this->have() && ($this->user->pass('editor', true) || $this->ownerId == $this->user->uid)) { |
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return true; |
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} |
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} else { |
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$post = $this->db->fetchRow($condition->select('ownerId')->from('table.comments')->limit(1)); |
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if ($post && ($this->user->pass('editor', true) || $post['ownerId'] == $this->user->uid)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* 按照条件计算评论数量 |
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* |
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* @access public |
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* @param Typecho_Db_Query $condition 查询对象 |
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* @return integer |
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*/ |
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public function size(Typecho_Db_Query $condition) |
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{ |
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return $this->db->fetchObject($condition->select(array('COUNT(coid)' => 'num'))->from('table.comments'))->num; |
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} |
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/** |
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* 通用过滤器 |
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* |
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* @access public |
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* @param array $value 需要过滤的行数据 |
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* @return array |
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*/ |
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public function filter(array $value) |
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{ |
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$value['date'] = new Typecho_Date($value['created']); |
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$value = $this->pluginHandle(__CLASS__)->filter($value, $this); |
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return $value; |
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} |
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/** |
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* 将每行的值压入堆栈 |
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* |
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* @access public |
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* @param array $value 每行的值 |
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* @return array |
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*/ |
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public function push(array $value) |
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{ |
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$value = $this->filter($value); |
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return parent::push($value); |
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} |
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/** |
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* 输出文章发布日期 |
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* |
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* @access public |
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* @param string $format 日期格式 |
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* @return void |
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*/ |
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public function date($format = NULL) |
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{ |
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echo $this->date->format(empty($format) ? $this->options->commentDateFormat : $format); |
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} |
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/** |
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* 输出作者相关 |
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* |
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* @access public |
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* @param boolean $autoLink 是否自动加上链接 |
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* @param boolean $noFollow 是否加上nofollow标签 |
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* @return void |
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*/ |
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public function author($autoLink = NULL, $noFollow = NULL) |
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{ |
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$autoLink = (NULL === $autoLink) ? $this->options->commentsShowUrl : $autoLink; |
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$noFollow = (NULL === $noFollow) ? $this->options->commentsUrlNofollow : $noFollow; |
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if ($this->url && $autoLink) { |
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echo '<a href="' , $this->url , '"' , ($noFollow ? ' rel="external nofollow"' : NULL) , '>' , $this->author , '</a>'; |
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} else { |
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echo $this->author; |
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} |
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} |
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/** |
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* 调用gravatar输出用户头像 |
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* |
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* @access public |
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* @param integer $size 头像尺寸 |
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* @param string $default 默认输出头像 |
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* @return void |
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*/ |
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public function gravatar($size = 32, $default = NULL) |
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{ |
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if ($this->options->commentsAvatar && 'comment' == $this->type) { |
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$rating = $this->options->commentsAvatarRating; |
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$this->pluginHandle(__CLASS__)->trigger($plugged)->gravatar($size, $rating, $default, $this); |
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if (!$plugged) { |
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$url = Typecho_Common::gravatarUrl($this->mail, $size, $rating, $default, $this->request->isSecure()); |
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echo '<img class="avatar" src="' . $url . '" alt="' . |
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$this->author . '" width="' . $size . '" height="' . $size . '" />'; |
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} |
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} |
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} |
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/** |
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* 输出评论摘要 |
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* |
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* @access public |
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* @param integer $length 摘要截取长度 |
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* @param string $trim 摘要后缀 |
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* @return void |
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*/ |
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public function excerpt($length = 100, $trim = '...') |
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{ |
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echo Typecho_Common::subStr(strip_tags($this->content), 0, $length, $trim); |
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} |
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/** |
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* autoP |
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* |
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* @param mixed $text |
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* @access public |
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* @return string |
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*/ |
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public function autoP($text) |
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{ |
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$html = $this->pluginHandle(__CLASS__)->trigger($parsed)->autoP($text); |
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if (!$parsed) { |
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static $parser; |
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if (empty($parser)) { |
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$parser = new AutoP(); |
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} |
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$html = $parser->parse($text); |
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} |
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return $html; |
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} |
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/** |
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* markdown |
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* |
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* @param mixed $text |
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* @access public |
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* @return string |
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*/ |
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public function markdown($text) |
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{ |
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$html = $this->pluginHandle(__CLASS__)->trigger($parsed)->markdown($text); |
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if (!$parsed) { |
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$html = Markdown::convert($text); |
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} |
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return $html; |
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} |
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} |
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