mip-page-crawler - npm Package Compare versions

Comparing version 1.0.0 to 1.0.1

lib/crawler.js

@@ -7,10 +7,10 @@ var request = require('request');
 
-function Crawler(options) {		
+function Crawler(options) {   
 
-		var defaultOptions = {
-				method: 'GET',
-				userAgent: DEFAULT_USERAGENT
-		}
+    var defaultOptions = {
+        method: 'GET',
+        userAgent: DEFAULT_USERAGENT
+    }
 
-		this.options = _.extend(defaultOptions, options);
+    this.options = _.extend(defaultOptions, options);
 
@@ -20,21 +20,42 @@ }
 Crawler.prototype.doCrawl = function(url) {
-
-		var ropt = {
-				url: url,
-				headers: {
-						'User-Agent': this.options.userAgent
-				}
-		}
-		return new Promise(function(resolve, reject) {
-				request(ropt, function(error, response, body) {
-						if(!error && (response.statusCode == 200)) {
-								resolve(body);
-						} else {
-								reject(error);
-						}
-				});
-		});
+    var ropt = {
+        url: url,
+        headers: {
+            'User-Agent': this.options.userAgent
+        },
+        timeout: 5000
+    }
+    return new Promise(function(resolve, reject) {
+      try {
+        request(ropt, function(err, res, body) {
+            if (!err && res.statusCode == 200) {
+                resolve(body);
+            } else {
+                if(!err){
+                    if(res.statusCode == 404) {
+                        reject({message: '抓取网页不存在', code: 2001})
+                    } else if(res.statusCode == 403) {
+                        reject({message: '抓取网页访问禁止', code: 2002})
+                    } else if(res.statusCode == 503) {
+                        reject({message: '抓取网页服务器错误', code: 2003})
+                    } else {
+                        reject({message: '抓取网页 HTTP 错误[' + res.statusCode + ']', code: 2000})
+                    }
+                } else {
+                    if(err.code === 'ENOTFOUND') {
+                        reject({message: '提交的地址不存在', code: 1001})
+                    } else if(err.code === 'ETIMEDOUT' || err.code === 'ESOCKETTIMEDOUT') {
+                        reject({message: '抓取连接超时', code: 1002})
+                    } else {
+                        reject({message: '其他连接错误', code: 1000})
+                    }
+                }
+            }
+        });
+      } catch(e) {
+          reject({message: '其他抓取错误', code: 3000})
+      }
+    });
 }
 
-module.exports = Crawler;
-
+module.exports = Crawler;

package.json

 {
   "name": "mip-page-crawler",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "crawler mip page",
@@ -5,0 +5,0 @@ "main": "index.js",

No alert changes

Improved metrics

Total package byte prevSize

2699

82%

Lines of code

52

73.33%

No dependency changes