Files
biliup/engine/slider/__init__.py
T
2019-05-14 22:54:32 +08:00

154 lines
6.0 KiB
Python

import os
import random
import time
from PIL import Image
from selenium.webdriver.common.action_chains import ActionChains
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
class slider_cracker(object):
def __init__(self, driver):
self.driver = driver
self.driver.maximize_window() # 最大化窗口
self.driver.set_window_size(1024, 768)
self.fn = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'true_image.png')
def get_true_image(self, slider_xpath=r'//*[@id="gc-box"]/div/div[3]/div[1]'):
# element = WebDriverWait(self.driver, 50).until(EC.element_to_be_clickable((By.XPATH, slider_xpath)))
element = WebDriverWait(self.driver, 50).until(EC.element_to_be_clickable((By.CLASS_NAME, "geetest_slider_button")))
ActionChains(self.driver).move_to_element(element).perform() # 鼠标移动到滑动框以显示图片
js = 'document.querySelector("body > div.geetest_panel.geetest_wind ' \
'> div.geetest_panel_box.geetest_no_logo.geetest_panelshowslide ' \
'> div.geetest_panel_next > div > div.geetest_wrap > div.geetest_widget ' \
'> div > a > div.geetest_canvas_img.geetest_absolute > canvas").' \
'style.display = "%s";'
self.driver.execute_script(js % "inline")
time.sleep(1)
true_image = self.get_img(self.fn)
self.driver.execute_script(js % "none")
return true_image
def get_img(self, img_name, img_xpath=r'//*[@id="gc-box"]/div/div[1]/div[2]/div[1]/a[2]'): # 260*116
fn = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'slider_screenshot.png')
screen_shot = self.driver.save_screenshot(fn)
# image_element = self.driver.find_element_by_xpath(img_xpath)
image_element = self.driver.find_element_by_class_name(r'geetest_window')
left = image_element.location['x']
top = image_element.location['y'] # selenium截图并获取验证图片location后将其截出保存
right = image_element.location['x'] + image_element.size['width']
bottom = image_element.location['y'] + image_element.size['height']
image = Image.open(fn)
image = image.crop((left, top, right, bottom))
image.save(img_name)
return image
def analysis(self, true_image, knob_xpath=r'//*[@id="gc-box"]/div/div[3]/div[2]'):
fn = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'img2.png')
img1 = Image.open(self.fn)
# slider_element = self.driver.find_element_by_xpath(knob_xpath)
slider_element = self.driver.find_element_by_class_name("geetest_slider_button")
ActionChains(self.driver).click_and_hold(slider_element).perform() # 点击滑块后截取残缺图
time.sleep(1)
img2 = self.get_img(fn)
img1_width, img1_height = img1.size
img2_width, img2_height = img2.size
left = 0
flag = False
for i in range(69, img1_width): # 遍历x>65的像素点(x<65是拼图块)
for j in range(0, img1_height):
if not self.is_pixel_equal(img1, img2, i, j):
left = i
flag = True
break
if flag:
break
if left >= 73:
left = left -3 # 误差纠正
else:
left = left
return left
def is_pixel_equal(self, img1, img2, x, y): # 通过比较俩图片像素点RGB值差值判断是否为缺口
pix1 = img1.load()[x, y]
pix2 = img2.load()[x, y]
if (abs(pix1[0] - pix2[0] < 60) and abs(pix1[1] - pix2[1] < 60) and abs(pix1[2] - pix2[2] < 60)):
return True
else:
return False
def get_track(self, distance):
"""
根据偏移量获取移动轨迹
:param distance: 偏移量
:return: 移动轨迹
"""
# 移动轨迹
track = []
# 当前位移
current = 0
# 减速阈值
mid = distance * 4 / 5
# 计算间隔
t = 0.2
# 初速度
v = 0
while current < distance:
if current < mid:
# 加速度为正2
a = 2
else:
# 加速度为负3
a = -3
# 初速度v0
v0 = v
# 当前速度v = v0 + at
v = v0 + a * t
# 移动距离x = v0t + 1/2 * a * t^2
move = v0 * t + 1 / 2 * a * t * t
# 当前位移
current += move
# 加入轨迹
track.append(round(move))
# print(track)
#
# print(sum(track))
track.append(distance - sum(track))
# print(track)
# print(sum(track))
return track
def move_to_gap(self, slider, track):
"""
拖动滑块到缺口处
:param slider: 滑块
:param track: 轨迹
:return:
"""
ActionChains(self.driver).click_and_hold(slider).perform()
for x in track:
ActionChains(self.driver).move_by_offset(xoffset=x, yoffset=random.uniform(-5, 2)).perform()
time.sleep(0.5)
ActionChains(self.driver).release().perform()
def crack(self):
true_image = self.get_true_image()
x_offset = self.analysis(true_image)
print(x_offset)
track = self.get_track(x_offset)
knob_element = WebDriverWait(self.driver, 50).until(
EC.element_to_be_clickable((By.XPATH, r'/html/body/div[2]/div[2]/div[6]/div/div[1]/div[2]/div[2]')))
self.move_to_gap(knob_element, track)
# fn = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'result0.png')
# fn1 = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'result1.png')
# time.sleep(0.02)
# screen_shot = self.driver.save_screenshot(fn)
# time.sleep(2)
# screen_shot = self.driver.save_screenshot(fn1)