/**
* 获取活动相关文章列表，按活动相关标签来显示
* @Author 罗江涛
* @DateTime 2016-03-24T09:19:55+0800
*/
public function getCampaignUnionArticleList()
{
// 接收活动的ID
$campaignId = I("campaignId", 0, "intval");
//没有活动ID
if (!$campaignId) {
$result = $this->getStandResult(0, '没有活动ID', '', '');
$this->json($result);
return;
}
$table = "campaign_tags ct";
$where = " ct.campaignId = {$campaignId} ";
$field = "ct.tagId";
//分页查询
$tagIdList = M($table)->where($where)->field($field)->select();
//未查询到数据的处理
if (empty($tagIdList)) {
$result = $this->getStandResult(0, '该活动没有标签，所以没有相关文章', '', '');
$this->json($result);
return;
}
$tagId = array();
foreach ($tagIdList as $key => $value) {
// 把标签id转化为一维数组
$tagId[] = $value["tagId"];
}
$articleIdList = M("article_tags")->where(array('tagId' => array('IN', $tagId)))->field("articleId")->select();
//未查询到数据的处理
if (empty($articleIdList)) {
$result = $this->getStandResult(0, '该活动关联的标签，没有相关文章', '', '');
$this->json($result);
return;
}
$articleId = array();
foreach ($articleIdList as $key => $value) {
// 把articleId转化为一维数组
$articleId[] = $value["articleId"];
}
// 获取活动相关文章列表，按活动相关标签来搜索
$articleList = M("article")->where(array('articleId' => array('IN', $articleId), "status" => 3))->field("articleId, title, creatorName, summary, publishTime, logo")->limit(5)->select();
//兼容原有的logo图片地址格式，无logo的加入默认Logo，地址转换为统一形式
foreach ($articleList as $key => $value) {
//时间格式转化
// $articleList[$key]['publishTime'] = getTimeDifference($value['publishTime']);
}
//logo图片地址补全
$articleList = checkLogo($articleList);
//组装数据
$result = $this->getStandResult(1, '获取数据成功', '', $articleList);
// 输出数据
$this->json($result);
}
/**
* 获取订阅文章列表数据
* @author 罗江涛
* @DateTime 2016-01-12T15:18:22+0800
*/
public function getSubscribeArticleList()
{
// 用于分页
$page = I('page', 0, 'intval');
// 获取用户信息
$userId = $this->_user['userId'];
// 没有用户信息
if (!$userId) {
$result = $this->getStandResult(0, "没有登录", "", "");
$this->json($result);
return;
}
//定义数据模型
$db = M("tag t, subscribe s");
$where = " t.tagId = s.tagId and s.userId = {$userId}";
//获取我已订阅标签ID
$subscribeTagId = $db->order('t.tagId DESC')->field('t.tagId')->where($where)->select();
// 没有订阅标签
if (!$subscribeTagId) {
$result = $this->getStandResult(0, "没有订阅标签", "", "");
$this->json($result);
return;
}
$tagIdList = array();
// 如果有订阅，则组装tagId一维数组
foreach ($subscribeTagId as $key => $value) {
$tagIdList[] = $value['tagId'];
}
//定义数据模型
$db = M("article a, article_tags at");
$where = " a.articleId = at.articleId and at.tagId in (select tagId from subscribe where userId = {$userId}) ";
// 获取用户订阅的文章
$article = $db->order('a.publishTime DESC')->field('a.articleId, a.title, a.logo, a.creatorName, a.publishTime')->page($page)->where($where)->limit(10)->group('a.articleId')->select();
// 没有订阅文章
if (!$article) {
$result = $this->getStandResult(0, "订阅标签下没有文章", "", "");
$this->json($result);
return;
}
//logo图片地址补全
$article = checkLogo($article);
// 组装并输出标准接口数据
$result = $this->getStandResult(1, "查询成功", "", $article);
$this->json($result);
}
/**
* 获取热门文章列表，按点击量排序
* @Author 罗江涛
* @DateTime 2016-03-25T09:27:16+0800
*/
public function getHotArticleList()
{
// 搜索文章id, 按点击量排序
$sql = "select articleId, count(1) as count from article_click group by articleId order by count(1) DESC LIMIT 5";
$articleClick = M()->query($sql);
// 取出文章id，这是一维数组
$articleIdList = array();
foreach ($articleClick as $key => $value) {
$articleIdList[] = $value["articleId"];
}
//定义数据模型
$db = M("article");
$where = array("articleId" => array("IN", $articleIdList));
// 按$articleIdList 即热门文章的点击量排序
$order = "FIND_IN_SET(articleId,'" . implode(",", $articleIdList) . "')";
// 获取文章，按发布时间排序
$article = $db->order($order)->field('articleId, title, logo, creatorName, publishTime, categoryId')->where($where)->select();
// 如果查询结果为空
if (!$article) {
$result = $this->getStandResult(0, "没有查询到结果", "", "");
$this->json($result);
return;
}
//logo图片地址补全
$article = checkLogo($article);
// 组装并输出标准数据
$result = $this->getStandResult(1, "查询热点文章成功", "", $article);
$this->json($result);
}