'LOL爬图'

英雄联盟皮肤爬图/get_lol_skin.py

@@ -0,0 +1,112 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+抓取英雄联盟英雄全皮肤
+author: gxcuizy
+date: 2018-11-13
+"""
+
+import requests
+import json
+from urllib import parse
+import os
+
+
+class GetLolSkin(object):
+    """抓取LOL英雄皮肤"""
+
+    def __init__(self):
+        """初始化变量"""
+        self.hero_url = 'https://lol.qq.com/biz/hero/champion.js'
+        self.hero_detail_url = 'http://lol.qq.com/biz/hero/'
+        self.skin_folder = 'skin'
+        self.skin_url = 'https://ossweb-img.qq.com/images/lol/web201310/skin/big'
+
+    @staticmethod
+    def get_html(url):
+        """下载html"""
+        request = requests.get(url)
+        request.encoding = 'gbk'
+        if request.status_code == 200:
+            return request.text
+        else:
+            return "{}"
+
+    def get_hero_list(self):
+        """获取英雄的完整信息列表"""
+        hero_js = self.get_html(self.hero_url)
+        # 删除左右的多余信息，得到json数据
+        out_left = "if(!LOLherojs)var LOLherojs={};LOLherojs.champion="
+        out_right = ';'
+        hero_list = hero_js.replace(out_left, '').rstrip(out_right)
+        return json.loads(hero_list)
+
+    def get_hero_info(self, hero_id):
+        """获取英雄的详细信息"""
+        # 获取js详情
+        detail_url = parse.urljoin(self.hero_detail_url, hero_id + '.js')
+        detail_js = self.get_html(detail_url)
+        # 删除左右的多余信息，得到json数据
+        out_left = "if(!herojs)var herojs={champion:{}};herojs['champion'][%s]=" % hero_id
+        out_right = ';'
+        hero_info = detail_js.replace(out_left, '').rstrip(out_right)
+        return json.loads(hero_info)
+
+    def download_skin_list(self, skin_list, hero_name):
+        """下载皮肤列表"""
+        # 循环下载皮肤
+        for skin_info in skin_list:
+            # 拼接图片名字
+            if skin_info['name'] == 'default':
+                skin_name = '默认皮肤'
+            else:
+                if ' ' in skin_info['name']:
+                    name_info = skin_info['name'].split(' ')
+                    skin_name = name_info[0]
+                else:
+                    skin_name = skin_info['name']
+            hero_skin_name = hero_name + '-' + skin_name + '.jpg'
+            self.download_skin(skin_info['id'], hero_skin_name)
+
+    def download_skin(self, skin_id, skin_name):
+        """下载皮肤图片"""
+        # 下载图片
+        img_url = self.skin_url + skin_id + '.jpg'
+        request = requests.get(img_url)
+        if request.status_code == 200:
+            print('downloading……%s' % skin_name)
+            img_path = os.path.join(self.skin_folder, skin_name)
+            with open(img_path, 'wb') as img:
+                img.write(request.content)
+        else:
+            print('img error!')
+
+    def make_folder(self):
+        """初始化，创建图片文件夹"""
+        if not os.path.exists(self.skin_folder):
+            os.mkdir(self.skin_folder)
+
+    def run(self):
+        # 获取英雄列表信息
+        hero_json = self.get_hero_list()
+        hero_keys = hero_json['keys']
+        # 循环遍历英雄
+        for hero_id, hero_code in hero_keys.items():
+            hero_name = hero_json['data'][hero_code]['name']
+            hero_info = self.get_hero_info(hero_id)
+            if hero_info:
+                skin_list = hero_info['result'][hero_id]['skins']
+                # 下载皮肤
+                self.download_skin_list(skin_list, hero_name)
+            else:
+                print('英雄【%s】的皮肤获取有问题……' % hero_name)
+
+
+# 程序执行入口
+if __name__ == '__main__':
+    lol = GetLolSkin()
+    # 创建图片存储文件
+    lol.make_folder()
+    # 执行脚本
+    lol.run()