api/addfav for theme tajian is ready

.gitignore

@@ -3,4 +3,5 @@ test/content/
 runtime/
 www/navs/
 www/girls/
-www/videos/
+www/videos/
+www/tajian/

conf/app.php

@@ -52,6 +52,7 @@ $configs = array(
     'tajian' => array(
         'data_dir' => 'data/',    //数据目录
         'tag_dir' => 'tags/',     //tag分类目录
+        'task_dir' => 'task/',    //分享视频下载任务文件保存目录
     ),
 
     //目前支持的皮肤

themes/tajian/controller/ApiController.php

@@ -37,4 +37,140 @@ Class ApiController extends SiteController {
         return $this->renderJson(compact('code', 'msg', 'err', 'data'));
     }
 
+    /*
+     * 参数：
+     * content: 从抖音或其它平台复制出来的视频分享内容，或者视频网址
+     * title: 视频标题
+     * tag: 分类名称
+     * tagid: 分类id
+     * 其中title、tag和tagid为可选值。
+     */
+    public function actionAddfav() {
+        $content = $this->post('content', '');
+        $title = $this->post('title', '');
+        $tag = $this->post('tag', '');
+        $tagid = $this->post('tagid', '');
+
+        $code = 1;
+        $msg = '';
+        $err = '';
+
+        //方便测试
+        if (empty($content)) {
+            $content = $this->get('content', '');
+        }
+        if (empty($tag)) {
+            $tag = $this->get('tag', '');
+        }
+
+        if (empty($content)) {
+            $code = 0;
+            $err = '请粘贴填写分享内容！';
+        }
+
+        $tagName = '';
+        if (!empty($tag) || !empty($tagid)) {        //检查分类名称或id是否存在
+            $scanner = new DirScanner();
+            $scanner->setWebRoot(FSC::$app['config']['content_directory']);
+            $dirTree = $scanner->scan(__DIR__ . '/../../../www/' . FSC::$app['config']['content_directory'], 3);
+            //获取tags分类
+            $tags = $this->getTags($dirTree);
+
+            if (!empty($tagid) && empty($tags[$tagid])) {        //检查tagid是否存在
+                $code = 0;
+                $err = "分类ID {$tagid} 不存在！";
+            }
+
+            if (!empty($tag)) {        //检查tag是否存在
+                $tag_exists = false;
+                foreach($tags as $id => $item) {
+                    if ($item['name'] == $tag) {
+                        $tag_exists = true;
+                        $tagName = $tag;
+                        break;
+                    }
+                }
+
+                if ($tag_exists == false) {
+                    $code = 0;
+                    $err = "分类 {$tag} 不存在！";
+                }
+            }
+
+            if (empty($tagName) && !empty($tags[$tagid])) {
+                $tagName = $tags[$tagid]['name'];
+            }
+        }
+
+        if ($code == 1) {        //保存视频
+            $msg = $this->saveShareVideo($content, $title, $tagName) ? '视频保存完成。' : '视频保存失败！';
+        }
+
+        return $this->renderJson(compact('code', 'msg', 'err'));
+    }
+
+    protected function getVideoId($url) {
+        return md5($url);
+    }
+
+    //保存分享视频
+    protected function saveShareVideo($content, $title, $tagName) {
+        $done = true;
+        $newVideo = array();
+
+        preg_match("/https:\/\/[\w\.]+\/\w+/i", $content, $matches);
+        if (!empty($matches)) {
+            $newVideo['url'] = $matches[0];
+            $done = $done && $this->saveBotTask($newVideo['url']);
+        }
+
+        if (!empty($tagName)) {
+            $done = $done && $this->saveVideoToTag($newVideo['url'], $tagName);
+        }
+
+        return $done;
+    }
+
+    //保存分享视频到任务文件
+    protected function saveBotTask($url) {
+        $task_dir = __DIR__ . '/../../../runtime/' . FSC::$app['config']['tajian']['task_dir'];
+        if (!is_dir($task_dir)) {
+            mkdir($task_dir, 0755, true);
+        }
+
+        $video_id = $this->getVideoId($url);
+        $filepath = "{$task_dir}/{$video_id}.task";
+        return file_put_contents($filepath, $url) !== false;
+    }
+
+    //保存分享视频到tag分类
+    //TODO: 如果高并发，需要避免数据被覆盖的问题
+    protected function saveVideoToTag($url, $tagName) {
+        $tag_dir = __DIR__ . '/../../../www/'
+            . FSC::$app['config']['content_directory']
+            . '/' . FSC::$app['config']['tajian']['tag_dir'];
+        if (!is_dir($tag_dir)) {
+            mkdir($tag_dir, 0755, true);
+        }
+
+        $video_id = $this->getVideoId($url);
+        $filepath = "{$tag_dir}/{$tagName}.txt";
+        if (file_exists($filepath)) {
+            $content = file_get_contents($filepath);
+            $videos = explode("\n", $content);
+            $last_id = array_pop($videos);
+            if (!empty($last_id)) {
+                array_push($videos, $last_id);
+            }
+
+            if (!in_array($video_id, $videos)) {
+                array_push($videos, $video_id);
+            }
+
+            return file_put_contents($filepath, implode("\n", $videos)) !== false;
+        }else {
+            return file_put_contents($filepath, $vidoe_id) !== false;
+        }
+    }
+
 }