/**
*
* Enter description here ...
* @param unknown_type $params
*/
public static function Pages($params = array())
{
//设置默认参数
$_defaults_params = array('allow_cache' => true, 'page' => isset($_GET['page']) ? intval($_GET['page']) : 1, 'pagesize' => 15);
$params = array_merge($_defaults_params, $params);
//有开启缓存功能，则从缓存中取数据， 如果有数据，则直接返回结果
if ($params['allow_cache'] && isset(Yii::app()->cache)) {
$_cache_key = md5('content.archive.pages.' . serialize($params));
$_r = json_decode(Yii::app()->cache->get($_cache_key), true);
if ($_r && is_array($_r)) {
return $_r;
}
}
$cmd = Yii::app()->db->createCommand();
$cmd->select('COUNT(DISTINCT a.content_archives_id) AS COUNT')->from('{{content_archives}} a')->join('{{content_archives_classes_relating}} acr', 'acr.content_archives_id=a.content_archives_id')->join('{{content_archives_classes}} ac', 'ac.class_id=acr.class_id')->join('{{content_model}} m', 'm.content_model_id=ac.content_model_id');
//添加条件
if (isset($params['content_archives_status']) && !empty($params['content_archives_status'])) {
$__addons = array('AND', 'a.content_archives_status=:content_archives_status');
$__params = array(':content_archives_status' => $params['content_archives_status']);
} else {
$__addons = array('AND', 'a.content_archives_status>:content_archives_status');
$__params = array(':content_archives_status' => 0);
}
//
if (isset($params['content_archives_id']) && !empty($params['content_archives_id'])) {
$__addons[] = array('AND', 'a.content_archives_id=:content_archives_id');
$__params[':content_archives_id'] = $params['content_archives_id'];
}
//
if (isset($params['content_model_id']) && !empty($params['content_model_id'])) {
$__addons[] = array('AND', 'ac.content_model_id=:content_model_id');
$__params[':content_model_id'] = $params['content_model_id'];
}
//
if (isset($params['class_id']) && !empty($params['class_id'])) {
$_classes = ContentArchivesClass::get_classes_children($params['class_id']);
$_s = '';
foreach ($_classes as $_k => $_v) {
$_s .= ",:class_id{$_k}";
$__params[":class_id{$_k}"] = $_v;
}
$_s = trim($_s, ',');
$__addons[] = array('AND', "acr.class_id IN({$_s})");
unset($_classes, $_s);
}
//
if (isset($params['content_archives_subject']) && !empty($params['content_archives_subject'])) {
$__addons[] = array('OR', array('OR LIKE', 'a.content_archives_subject', "%{$params['content_archives_subject']}%"));
//$__addons[] = array('LIKE', 'a.content_archives_name', '%:content_archives_name%');
//$__params = array_merge($__params, array(':content_archives_name'=>$params['content_archives_name']));
}
//
if (isset($params['search_key']) && $params['search_key']) {
if (is_numeric($params['search_key'])) {
$__addons[] = array('AND', 'a.content_archives_id=:content_archives_id');
$__params[':content_archives_id'] = $params['search_key'];
} else {
$__addons[] = array('OR', array('OR LIKE', 'a.content_archives_subject', "%{$params['search_key']}%"));
}
//$__params = array_merge($__params, array(':search_key'=>$params['search_key']));
}
$cmd->where($__addons, $__params);
//统计数量
$count = $cmd->queryScalar();
//分页处理
$pages = new CPagination($count);
//设置分页大小
$pages->pageSize = $params['pagesize'];
//清空前面执行过的SQL
$cmd->setText('');
if (isset($params['orderby']) && $params['orderby']) {
$cmd->order($params['orderby']);
} else {
$cmd->order(array('a.content_archives_rank ASC', 'a.content_archives_dateline DESC'));
}
$cmd->select('a.content_archives_id, ac.content_model_id, m.content_model_name, ac.class_id, ac.class_name, a.content_archives_subject, a.content_archives_color, a.content_archives_short_subject, a.content_archives_flag, a.content_archives_jump_url, a.content_archives_source, a.content_archives_author, a.content_archives_thumb, a.content_archives_keywords, a.content_archives_summary, a.content_archives_status, a.content_archives_rank, a.content_archives_pubtime, a.content_archives_is_build, a.content_archives_lasttime, a.content_archives_dateline')->group('a.content_archives_id')->limit($pages->getLimit())->offset($pages->getOffset());
$_r['pages'] = $pages;
$_r['rows'] = $cmd->queryAll();
//有开启缓存，则把结果添加到缓存中
if ($params['allow_cache'] && isset(Yii::app()->cache)) {
$_cache_cache_time = Setting::getSettingCache('CONTENT_ARCHIVES_PAGES_CACHE_TIME');
Yii::app()->cache->set($_cache_key, json_encode($_r), $_cache_cache_time);
unset($_cache_cache_time, $_cache_key);
}
return $_r;
}
