api /topics/update

Author: alsotang

Makefile

@@ -26,6 +26,14 @@ test: install pretest
 		--timeout $(TEST_TIMEOUT) \
 		$(TESTS)
 
+testfile:
+	@NODE_ENV=test ./node_modules/mocha/bin/mocha \
+		--reporter $(MOCHA_REPORTER) \
+		-r should \
+		-r test/env \
+		--timeout $(TEST_TIMEOUT) \
+		$(FILE)
+
 test-cov cov: install pretest
 	@NODE_ENV=test node \
 		node_modules/.bin/istanbul cover --preserve-comments \
@@ -37,6 +45,7 @@ test-cov cov: install pretest
 		--timeout $(TEST_TIMEOUT) \
 		$(TESTS)
 
+
 build:
 	@./node_modules/loader-builder/bin/builder views .
 
@@ -49,4 +58,4 @@ start: install build
 restart: install build
 	@NODE_ENV=production ./node_modules/.bin/pm2 restart "cnode"
 
-.PHONY: install test cov test-cov build run start restart
+.PHONY: install test testfile cov test-cov build run start restart

api/v1/topic.js

@@ -130,7 +130,7 @@ var create = function (req, res, next) {
     editError = '标题不能为空';
   } else if (title.length < 5 || title.length > 100) {
     editError = '标题字数太多或太少';
-  } else if (!tab || allTabs.indexOf(tab) === -1) {
+  } else if (!tab || !_.includes(allTabs, tab)) {
     editError = '必须选择一个版块';
   } else if (content === '') {
     editError = '内容不可为空';
@@ -171,3 +171,61 @@ var create = function (req, res, next) {
 
 exports.create = create;
 
+exports.update = function (req, res, next) {
+  var topic_id = _.trim(req.body.topic_id);
+  var title    = _.trim(req.body.title);
+  var tab      = _.trim(req.body.tab);
+  var content  = _.trim(req.body.content);
+
+  // 得到所有的 tab, e.g. ['ask', 'share', ..]
+  var allTabs = config.tabs.map(function (tPair) {
+    return tPair[0];
+  });
+
+  TopicProxy.getTopicById(topic_id, function (err, topic, tags) {
+    if (!topic) {
+      res.status(400);
+      return res.send({success: false, error_msg: '此话题不存在或已被删除。'});
+    }
+
+    if (topic.author_id.equals(req.user._id) || req.user.is_admin) {
+      // 验证
+      var editError;
+      if (title === '') {
+        editError = '标题不能是空的。';
+      } else if (title.length < 5 || title.length > 100) {
+        editError = '标题字数太多或太少。';
+      } else if (!tab || !_.includes(allTabs, tab)) {
+        editError = '必须选择一个版块。';
+      }
+      // END 验证
+
+      if (editError) {
+        return res.send({success: false, error_msg: editError});
+      }
+
+      //保存话题
+      topic.title     = title;
+      topic.content   = content;
+      topic.tab       = tab;
+      topic.update_at = new Date();
+
+      topic.save(function (err) {
+        if (err) {
+          return next(err);
+        }
+        //发送at消息
+        at.sendMessageToMentionUsers(content, topic._id, req.user._id);
+
+        res.send({
+          success: true,
+          topic_id: topic.id
+        });
+      });
+    } else {
+      res.status(403)
+      return res.send({success: false, error_msg: '对不起，你不能编辑此话题。'});
+    }
+  });
+};
+

api_router_v1.js

@@ -16,6 +16,7 @@ var router            = express.Router();
 router.get('/topics', topicController.index);
 router.get('/topic/:id', middleware.tryAuth, topicController.show);
 router.post('/topics', middleware.auth, limit.peruserperday('create_topic', config.create_post_per_day, true), topicController.create);
+router.post('/topics/update', middleware.auth, topicController.update);
 
 
 // 主题收藏

package.json

@@ -27,7 +27,7 @@
     "jpush-sdk": "3.2.1",
     "loader-builder": "2.1.0",
     "loader": "2.1.1",
-    "lodash": "4.6.1",
+    "lodash": "4.16.2",
     "log4js": "^0.6.29",
     "markdown-it": "6.0.0",
     "memory-cache": "0.1.4",

test/api/v1/topic.test.js

@@ -6,7 +6,9 @@ var support = require('../../support/support');
 describe('test/api/v1/topic.test.js', function () {
 
   var mockUser, mockTopic;
-  
+
+  var createdTopicId = null;
+
   before(function (done) {
     support.createUser(function (err, user) {
       mockUser = user;
@@ -98,6 +100,7 @@ describe('test/api/v1/topic.test.js', function () {
           should.not.exists(err);
           res.body.success.should.true();
           res.body.topic_id.should.be.String();
+          createdTopicId = res.body.topic_id
           done();
         });
     });
@@ -166,5 +169,24 @@ describe('test/api/v1/topic.test.js', function () {
     });
 
   });
+
+  describe('post /api/v1/topics/update', function () {
+    it('should update a topic', function (done) {
+      request.post('/api/v1/topics/update')
+        .send({
+          accesstoken: mockUser.accessToken,
+          topic_id: createdTopicId,
+          title: '我是API测试标题',
+          tab: 'share',
+          content: '我是API测试内容 /api/v1/topics/update'
+        })
+        .end(function (err, res) {
+          should.not.exists(err);
+          res.body.success.should.true();
+          res.body.topic_id.should.eql(createdTopicId);
+          done();
+        });
+    })
+  })
 
 });

views/static/api.html

@@ -50,6 +50,22 @@
 {success: true, topic_id: '5433d5e4e737cbe96dcef312'}
 ```
 
+#### post /topics/update 编辑主题
+
+接收 post 参数
+
+* accesstoken `String` 用户的 accessToken
+* topic_id `String` 主题id
+* title `String` 标题
+* tab `String` 目前有 `ask` `share` `job`
+* content `String` 主体内容
+
+返回值示例
+
+```js
+{success: true, topic_id: '5433d5e4e737cbe96dcef312'}
+```
+
 
 ### 主题收藏