250 lines
6.7 KiB
PHP
250 lines
6.7 KiB
PHP
<?php
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/**
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* Simpla CMS
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*
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* @copyright 2011 Denis Pikusov
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* @link http://simplacms.ru
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* @author Denis Pikusov
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*
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* @editor 2014 Vitaly Raevsky
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* @link http://bwdesign.ru
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* @email vitaly.raevsky@gmail.com
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*
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*/
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require_once('Simpla.php');
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class Blog extends Simpla
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{
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/*
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*
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* Функция возвращает пост по его id или url
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* (в зависимости от типа аргумента, int - id, string - url)
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* @param $id id или url поста
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*
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*/
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public function get_post($id)
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{
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if(is_int($id))
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$where = $this->db->placehold(' WHERE b.id=? ', intval($id));
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else
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$where = $this->db->placehold(' WHERE b.url=? ', $id);
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$query = $this->db->placehold("SELECT b.id, b.url, b.name, b.annotation, b.text, b.meta_title,
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b.meta_keywords, b.meta_description, b.visible, b.date, b.image
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FROM __blog b $where LIMIT 1");
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if($this->db->query($query))
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return $this->db->result();
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else
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return false;
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}
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/*
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*
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* Функция возвращает массив постов, удовлетворяющих фильтру
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* @param $filter
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*
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*/
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public function get_posts($filter = array())
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{
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// По умолчанию
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$limit = 1000;
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$page = 1;
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$post_id_filter = '';
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$visible_filter = '';
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$keyword_filter = '';
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$posts = array();
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if(isset($filter['limit']))
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$limit = max(1, intval($filter['limit']));
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if(isset($filter['page']))
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$page = max(1, intval($filter['page']));
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if(!empty($filter['id']))
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$post_id_filter = $this->db->placehold('AND b.id in(?@)', (array)$filter['id']);
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if(isset($filter['visible']))
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$visible_filter = $this->db->placehold('AND b.visible = ?', intval($filter['visible']));
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if(isset($filter['keyword']))
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{
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$keywords = explode(' ', $filter['keyword']);
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foreach($keywords as $keyword)
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$keyword_filter .= $this->db->placehold('AND (b.name LIKE "%'.mysql_real_escape_string(trim($keyword)).'%" OR b.meta_keywords LIKE "%'.mysql_real_escape_string(trim($keyword)).'%") ');
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}
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$sql_limit = $this->db->placehold(' LIMIT ?, ? ', ($page-1)*$limit, $limit);
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$query = $this->db->placehold("SELECT b.id, b.url, b.name, b.annotation, b.text,
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b.meta_title, b.meta_keywords, b.meta_description, b.visible,
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b.date, b.image
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FROM __blog b WHERE 1 $post_id_filter $visible_filter $keyword_filter
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ORDER BY date DESC, id DESC $sql_limit");
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$this->db->query($query);
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return $this->db->results();
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}
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/*
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*
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* Функция вычисляет количество постов, удовлетворяющих фильтру
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* @param $filter
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*
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*/
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public function count_posts($filter = array())
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{
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$post_id_filter = '';
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$visible_filter = '';
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$keyword_filter = '';
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if(!empty($filter['id']))
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$post_id_filter = $this->db->placehold('AND b.id in(?@)', (array)$filter['id']);
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if(isset($filter['visible']))
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$visible_filter = $this->db->placehold('AND b.visible = ?', intval($filter['visible']));
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if(isset($filter['keyword']))
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{
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$keywords = explode(' ', $filter['keyword']);
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foreach($keywords as $keyword)
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$keyword_filter .= $this->db->placehold('AND (b.name LIKE "%'.mysql_real_escape_string(trim($keyword)).'%" OR b.meta_keywords LIKE "%'.mysql_real_escape_string(trim($keyword)).'%") ');
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}
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$query = "SELECT COUNT(distinct b.id) as count
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FROM __blog b WHERE 1 $post_id_filter $visible_filter $keyword_filter";
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if($this->db->query($query))
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return $this->db->result('count');
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else
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return false;
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}
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/*
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*
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* Создание поста
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* @param $post
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*
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*/
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public function add_post($post)
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{
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if(isset($post->date))
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{
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$date = $post->date;
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unset($post->date);
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//$date_query = $this->db->placehold(', date=STR_TO_DATE(?, ?)', $date, $this->settings->date_format);
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$date_query = ', date=NOW()';
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}else{
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$date_query = '';
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}
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$query = $this->db->placehold("INSERT INTO __blog SET ?% $date_query", $post);
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if(!$this->db->query($query))
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return false;
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else
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return $this->db->insert_id();
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}
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/*
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*
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* Обновить пост(ы)
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* @param $post
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*
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*/
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public function update_post($id, $post)
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{
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$query = $this->db->placehold("UPDATE __blog SET ?% WHERE id in(?@) LIMIT ?", $post, (array)$id, count((array)$id));
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$this->db->query($query);
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return $id;
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}
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/*
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*
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* Удалить пост
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* @param $id
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*
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*/
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public function delete_post($id)
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{
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if(!empty($id))
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{
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$query = $this->db->placehold("DELETE FROM __blog WHERE id=? LIMIT 1", intval($id));
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if($this->db->query($query))
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{
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$query = $this->db->placehold("DELETE FROM __comments WHERE type='blog' AND object_id=? LIMIT 1", intval($id));
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if($this->db->query($query))
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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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public function delete_image($id)
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{
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$query = $this->db->placehold("SELECT image FROM __blog WHERE id=?", intval($id));
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$this->db->query($query);
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$filename = $this->db->result('image');
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if(!empty($filename))
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{
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$query = $this->db->placehold("UPDATE __blog SET image=NULL WHERE id=?", $id);
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$this->db->query($query);
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$query = $this->db->placehold("SELECT count(*) as count FROM __blog WHERE image=? LIMIT 1", $filename);
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$this->db->query($query);
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$count = $this->db->result('count');
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if($count == 0)
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{
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@unlink($this->config->root_dir.$this->config->original_images_dir.$filename);
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}
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}
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}
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/*
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*
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* Следующий пост
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* @param $post
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*
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*/
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public function get_next_post($id)
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{
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$this->db->query("SELECT date FROM __blog WHERE id=? LIMIT 1", $id);
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$date = $this->db->result('date');
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$this->db->query("(SELECT id FROM __blog WHERE date=? AND id>? AND visible ORDER BY id limit 1)
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UNION
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(SELECT id FROM __blog WHERE date>? AND visible ORDER BY date, id limit 1)",
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$date, $id, $date);
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$next_id = $this->db->result('id');
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if($next_id)
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return $this->get_post(intval($next_id));
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else
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return false;
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}
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/*
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*
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* Предыдущий пост
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* @param $post
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*
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*/
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public function get_prev_post($id)
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{
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$this->db->query("SELECT date FROM __blog WHERE id=? LIMIT 1", $id);
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$date = $this->db->result('date');
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$this->db->query("(SELECT id FROM __blog WHERE date=? AND id<? AND visible ORDER BY id DESC limit 1)
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UNION
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(SELECT id FROM __blog WHERE date<? AND visible ORDER BY date DESC, id DESC limit 1)",
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$date, $id, $date);
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$prev_id = $this->db->result('id');
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if($prev_id)
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return $this->get_post(intval($prev_id));
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else
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return false;
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}
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}
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