增加虚假课程订阅数逻辑

CHANGELOG.md

@@ -1,4 +1,4 @@
-### [v1.4.6](https://gitee.com/koogua/course-tencent-cloud/releases/v1.4.6)(2021-10-09)
+### [v1.4.6](https://gitee.com/koogua/course-tencent-cloud/releases/v1.4.6)(2021-10-17)
 
 - 完善首页文章缓存的获取条件
 - 完善热门专题的获取条件
@@ -10,6 +10,7 @@
 - 修正非root用户后台添加用户时报错
 - 手机端访问web端地址自动跳转到手机端
 - 增加锁定用户逻辑(会自动登出锁定用户)
+- 增加虚假课程订阅数(用于营销效果)
 
 ### [v1.4.5](https://gitee.com/koogua/course-tencent-cloud/releases/v1.4.5)(2021-09-27)
 

app/Builders/CourseUserList.php

@@ -45,7 +45,7 @@ class CourseUserList extends Builder
             'id', 'title', 'cover',
             'market_price', 'vip_price',
             'rating', 'model', 'level', 'attrs', 'published', 'deleted',
-            'user_count', 'lesson_count', 'review_count', 'favorite_count',
+            'user_count', 'fake_user_count', 'lesson_count', 'review_count', 'favorite_count',
         ];
 
         $courses = $courseRepo->findByIds($ids, $columns);
@@ -55,8 +55,15 @@ class CourseUserList extends Builder
         $result = [];
 
         foreach ($courses->toArray() as $course) {
+
+            if ($course['fake_user_count'] > $course['user_count']) {
+                $course['user_count'] = $course['fake_user_count'];
+            }
+
             $course['cover'] = $baseUrl . $course['cover'];
+
             $course['attrs'] = json_decode($course['attrs'], true);
+
             $result[$course['id']] = $course;
         }
 

app/Caches/CourseRecommendedList.php

@@ -47,6 +47,12 @@ class CourseRecommendedList extends Cache
 
         foreach ($courses as $course) {
 
+            $userCount = $course->user_count;
+
+            if ($course->fake_user_count > $course->user_count) {
+                $userCount = $course->fake_user_count;
+            }
+
             $result[] = [
                 'id' => $course->id,
                 'title' => $course->title,
@@ -55,7 +61,7 @@ class CourseRecommendedList extends Cache
                 'vip_price' => $course->vip_price,
                 'model' => $course->model,
                 'level' => $course->level,
-                'user_count' => $course->user_count,
+                'user_count' => $userCount,
                 'lesson_count' => $course->lesson_count,
             ];
         }

app/Caches/CourseRelatedList.php

@@ -48,6 +48,12 @@ class CourseRelatedList extends Cache
 
         foreach ($courses as $course) {
 
+            $userCount = $course->user_count;
+
+            if ($course->fake_user_count > $course->user_count) {
+                $userCount = $course->fake_user_count;
+            }
+
             $result[] = [
                 'id' => $course->id,
                 'title' => $course->title,
@@ -56,7 +62,7 @@ class CourseRelatedList extends Cache
                 'vip_price' => $course->vip_price,
                 'model' => $course->model,
                 'level' => $course->level,
-                'user_count' => $course->user_count,
+                'user_count' => $userCount,
                 'lesson_count' => $course->lesson_count,
             ];
         }

app/Caches/PackageCourseList.php

@@ -47,6 +47,13 @@ class PackageCourseList extends Cache
         $result = [];
 
         foreach ($courses as $course) {
+
+            $userCount = $course->user_count;
+
+            if ($course->fake_user_count > $course->user_count) {
+                $userCount = $course->fake_user_count;
+            }
+
             $result[] = [
                 'id' => $course->id,
                 'title' => $course->title,
@@ -56,7 +63,7 @@ class PackageCourseList extends Cache
                 'vip_price' => $course->vip_price,
                 'model' => $course->model,
                 'level' => $course->level,
-                'user_count' => $course->user_count,
+                'user_count' => $userCount,
                 'lesson_count' => $course->lesson_count,
             ];
         }

app/Http/Admin/Services/Course.php

@@ -162,6 +162,10 @@ class Course extends Service
             $data['level'] = $validator->checkLevel($post['level']);
         }
 
+        if (isset($post['fake_user_count'])) {
+            $data['fake_user_count'] = $validator->checkUserCount($post['fake_user_count']);
+        }
+
         if (isset($post['study_expiry'])) {
             $data['study_expiry'] = $validator->checkStudyExpiry($post['study_expiry']);
         }

app/Http/Admin/Views/course/edit_sale.volt

@@ -1,4 +1,13 @@
 <form class="layui-form kg-form" method="POST" action="{{ url({'for':'admin.course.update','id':course.id}) }}">
+    <div class="layui-form-item">
+        <div class="layui-inline">
+            <label class="layui-form-label">虚构订阅</label>
+            <div class="layui-input-inline">
+                <input class="layui-input" type="text" name="fake_user_count" value="{{ course.fake_user_count }}" lay-verify="number">
+            </div>
+            <div class="layui-form-mid layui-word-aux">人</div>
+        </div>
+    </div>
     <div class="layui-form-item">
         <div class="layui-inline">
             <label class="layui-form-label">原始价格</label>

app/Models/Course.php

@@ -235,12 +235,19 @@ class Course extends Model
     public $resource_count = 0;
 
     /**
-     * 学员数
+     * 真实学员数
      *
      * @var int
      */
     public $user_count = 0;
 
+    /**
+     * 伪造学员数
+     *
+     * @var int
+     */
+    public $fake_user_count = 0;
+
     /**
      * 课时数
      *
@@ -342,6 +349,10 @@ class Course extends Model
             $this->attrs = kg_json_encode($this->attrs);
         }
 
+        if ($this->fake_user_count < $this->user_count) {
+            $this->fake_user_count = $this->user_count;
+        }
+
         $this->update_time = time();
     }
 

app/Services/Logic/Course/BasicInfo.php

@@ -27,9 +27,16 @@ class BasicInfo extends LogicService
 
     public function handleBasicInfo(CourseModel $course)
     {
-        $course->details = kg_parse_markdown($course->details);
+        $details = kg_parse_markdown($course->details);
+
+        $userCount = $course->user_count;
+
+        if ($course->fake_user_count > $course->user_count) {
+            $userCount = $course->fake_user_count;
+        }
 
         $teachers = $this->handleTeachers($course);
+
         $ratings = $this->handleRatings($course);
 
         return [
@@ -37,7 +44,7 @@ class BasicInfo extends LogicService
             'title' => $course->title,
             'cover' => $course->cover,
             'summary' => $course->summary,
-            'details' => $course->details,
+            'details' => $details,
             'keywords' => $course->keywords,
             'origin_price' => $course->origin_price,
             'market_price' => $course->market_price,
@@ -51,7 +58,7 @@ class BasicInfo extends LogicService
             'attrs' => $course->attrs,
             'published' => $course->published,
             'deleted' => $course->deleted,
-            'user_count' => $course->user_count,
+            'user_count' => $userCount,
             'lesson_count' => $course->lesson_count,
             'resource_count' => $course->resource_count,
             'package_count' => $course->package_count,

app/Services/Logic/Course/CourseList.php

@@ -72,6 +72,10 @@ class CourseList extends LogicService
 
         foreach ($courses as $course) {
 
+            if ($course['fake_user_count'] > $course['user_count']) {
+                $course['user_count'] = $course['fake_user_count'];
+            }
+
             $course['cover'] = $baseUrl . $course['cover'];
 
             $items[] = [

app/Services/Logic/Course/PackageList.php

@@ -25,9 +25,7 @@ class PackageList extends LogicService
 
         $packages = $cache->get($course->id);
 
-        if (empty($packages)) {
+        if (empty($packages)) return [];
-            return [];
-        }
 
         $cache = new PackageCourseListCache();
 

app/Services/Search/CourseDocument.php

@@ -63,6 +63,12 @@ class CourseDocument extends Injectable
 
         $course->cover = CourseModel::getCoverPath($course->cover);
 
+        $userCount = $course->user_count;
+
+        if ($course->fake_user_count > $course->user_count) {
+            $userCount = $course->fake_user_count;
+        }
+
         return [
             'id' => $course->id,
             'title' => $course->title,
@@ -83,7 +89,7 @@ class CourseDocument extends Injectable
             'tags' => $course->tags,
             'category' => $category,
             'teacher' => $teacher,
-            'user_count' => $course->user_count,
+            'user_count' => $userCount,
             'lesson_count' => $course->lesson_count,
             'review_count' => $course->review_count,
             'favorite_count' => $course->favorite_count,

app/Validators/Course.php

@@ -166,6 +166,17 @@ class Course extends Validator
         return implode('，', $list);
     }
 
+    public function checkUserCount($userCount)
+    {
+        $value = $this->filter->sanitize($userCount, ['trim', 'int']);
+
+        if ($value < 0 || $value > 999999) {
+            throw new BadRequestException('course.invalid_user_count');
+        }
+
+        return $value;
+    }
+
     public function checkOriginPrice($price)
     {
         $value = $this->filter->sanitize($price, ['trim', 'float']);

config/errors.php

@@ -176,6 +176,7 @@ $error['course.details_too_long'] = '详情太长（多于5000个字符）';
 $error['course.invalid_model'] = '无效的模型类别';
 $error['course.invalid_level'] = '无效的难度级别';
 $error['course.invalid_cover'] = '无效的封面';
+$error['course.invalid_user_count'] = '无效的学员数量（范围：0-999999）';
 $error['course.invalid_origin_price'] = '无效的原始价格（范围：0-999999）';
 $error['course.invalid_market_price'] = '无效的优惠价格（范围：0-999999）';
 $error['course.invalid_vip_price'] = '无效的会员价格（范围：0-999999）';

db/migrations/20211017085325.php

@@ -0,0 +1,32 @@
+<?php
+/**
+ * @copyright Copyright (c) 2021 深圳市酷瓜软件有限公司
+ * @license https://opensource.org/licenses/GPL-2.0
+ * @link https://www.koogua.com
+ */
+
+use Phinx\Db\Adapter\MysqlAdapter;
+use Phinx\Migration\AbstractMigration;
+
+final class V20211017085325 extends AbstractMigration
+{
+
+    public function up()
+    {
+        $this->alterCourseTable();
+    }
+
+    protected function alterCourseTable()
+    {
+        $this->table('kg_course')
+            ->addColumn('fake_user_count', 'integer', [
+                'null' => false,
+                'default' => '0',
+                'limit' => MysqlAdapter::INT_REGULAR,
+                'signed' => false,
+                'comment' => '伪造用户数',
+                'after' => 'user_count',
+            ])->save();
+    }
+
+}