website/themes/gokarna/screenshot.py
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ADD hugo with pipline
2023-10-31 14:04:49 +01:00

102 lines
3.6 KiB
Python

"""
Open firefox in headless mode and take screenshots of
all the pages in both light and dark mode
Setup:
pip install selenium==4.10.0 pillow soldier
Add geckodriver to $PATH. Link: https://github.com/mozilla/geckodriver/releases
"""
from selenium import webdriver
from selenium.webdriver.firefox.options import Options
from selenium.webdriver.common.by import By
from PIL import Image
import os
import soldier
SCREENSHOT_OPTIONS = [
{'path': '/', 'filename': 'images/screenshot-{color_pref}-home.png'},
{'path': '/posts/', 'filename': 'images/screenshot-{color_pref}-list.png'},
{'path': '/posts/theme-documentation-basics/', 'filename': 'images/screenshot-{color_pref}-post.png'},
]
DARK_THEME = (34, 39, 45, 255)
LIGHT_THEME = (255, 255, 255, 255)
def get_dominant_color(img_path):
pil_img = Image.open(img_path)
img = pil_img.copy()
img.convert("RGB")
img.resize((1, 1), resample=0)
dominant_color = img.getpixel((0, 0))
return dominant_color
def take_screenshots(driver, base_url, screenshot_options):
for opt in screenshot_options:
driver.get(base_url + opt['path'])
color_a_filename = opt['filename'].format(color_pref='color-a')
color_b_filename = opt['filename'].format(color_pref='color-b')
driver.save_screenshot(color_a_filename)
# Change theme by clicking the theme toggle button
for elem in driver.find_elements(By.CLASS_NAME, 'dark-theme-toggle'):
# Hidden hamburger menu for mobile raises Exception on clicking
if elem.is_displayed():
elem.click()
driver.save_screenshot(color_b_filename)
for f in (color_a_filename, color_b_filename):
if get_dominant_color(f) == LIGHT_THEME:
os.rename(f, opt['filename'].format(color_pref='light'))
elif get_dominant_color(f) == DARK_THEME:
os.rename(f, opt['filename'].format(color_pref='dark'))
else:
raise Exception('Image does not match theme')
print(f'Saved {opt["path"]}')
def merge_home_images():
light_home = Image.open('images/screenshot-light-home.png')
dark_home = Image.open('images/screenshot-dark-home.png')
if light_home.size != dark_home.size:
raise Exception('Image sizes should be same')
width, height = light_home.size
light_home_half = light_home.crop((0, 0, int(width/2), height))
dark_home_half = dark_home.crop((int(width/2), 0, width, height))
merged_img = Image.new('RGB', (width, height))
# Since we are merging horizontally, we will keep the offset of x-axis
x_offset = 0
for img in (light_home_half, dark_home_half):
merged_img.paste(img, (x_offset, 0))
x_offset += img.size[0]
merged_img.save('images/screenshot.png')
merged_img.save('images/tn.png')
print('Created merged image for hugo showcase')
def main():
sever_process = soldier.run('cd exampleSite && hugo serve', background=True, shell=True)
options = Options()
options.add_argument('--headless')
if os.path.exists('/Applications/Firefox Developer Edition.app/Contents/MacOS/firefox'):
options.binary_location = '/Applications/Firefox Developer Edition.app/Contents/MacOS/firefox'
driver = webdriver.Firefox(options=options)
# To offset screen size based on window size
driver.set_window_size(1500, 1085)
base_url = 'http://127.0.0.1:1313'
take_screenshots(driver, base_url, SCREENSHOT_OPTIONS)
merge_home_images()
driver.quit()
sever_process.kill(with_honor=False)
if __name__ == '__main__':
main()