public function actionDelQuestion($qid)
{
$question = Question::model()->with('tags')->findByPk($qid);
foreach ($question->tags as $key => $tag) {
$tag->frequency--;
$tag->save();
}
Question::model()->deleteByPk($qid);
QueTag::model()->deleteAll("questionId=:qid", array(':qid' => $qid));
$answers = Answer::model()->findAll("questionId=:qid", array(':qid' => $qid));
foreach ($answers as $key => $ans) {
LikeAns::model()->deleteAll("answerId=:aid", array(':aid' => $ans->id));
$ans->delete();
}
LikeQue::model()->deleteAll("questionId=:qid", array(':qid' => $qid));
$userInfo = User::model()->findByPk(Yii::app()->user->id);
$userInfo->score -= 5;
$userInfo->lv = $userInfo->getLevel();
if ($userInfo->save()) {
Yii::app()->user->setFlash('success', '问题删除成功~积分-5~');
}
$this->redirect(Yii::app()->user->getReturnUrl());
}
public function edit()
{
$userInfo = User::model()->findByPk(Yii::app()->user->id);
$userInfo->credit += $this->credit;
$this->attributes = $_POST['Question'];
$this->updateTime = date("Y-m-d H:i:s");
if (!$this->validate() || !$this->save()) {
return false;
}
$userInfo->credit -= $this->credit;
if (!$userInfo->save()) {
return false;
}
$_old = QueTag::model()->findAll('questionId=:qid', array(':qid' => $this->id));
$_oldTags = array();
foreach ($_old as $key => $quetag) {
$_oldTags[] = Tag::model()->findByPk($quetag->tagId)->name;
}
$_tagArray = explode(',', $_POST['Question']['tags']);
$_delTags = array_diff($_oldTags, $_tagArray);
$_newTags = array_diff($_tagArray, $_oldTags);
$tagModel = Tag::model();
foreach ($_newTags as $key => $name) {
$tag = $tagModel->find('name=:n', array(':n' => $name));
if ($tag == NULL) {
$tag = new Tag();
$tag->name = $name;
} else {
$tag->frequency++;
}
if (!$tag->save()) {
return false;
}
$queTag = new QueTag();
$queTag->questionId = $this->id;
$queTag->tagId = $tag->id;
if (!$queTag->save()) {
return false;
}
}
foreach ($_delTags as $key => $name) {
$tag = Tag::model()->find('name=:name', array(':name' => $name));
$tag->frequency--;
if (!$tag->save()) {
return false;
}
$queTag = QueTag::model()->find('questionId=:qid and tagId=:tid', array(':qid' => $this->id, ':tid' => $tag->id));
if (!$queTag->delete()) {
return false;
}
}
Yii::app()->user->setFlash('success', '问题修改成功~');
return true;
}