pywal/pywal/image.py

48 lines
1.2 KiB
Python

"""
Get the image file.
"""
import os
import pathlib
import random
from pywal import util
def get_random_image(img_dir, cache_dir):
"""Pick a random image file from a directory."""
current_wall = cache_dir / "wal"
if current_wall.is_file():
current_wall = util.read_file(current_wall)
current_wall = os.path.basename(current_wall[0])
# Add all images to a list excluding the current wallpaper.
file_types = (".png", ".jpg", ".jpeg", ".jpe", ".gif")
images = [img for img in os.scandir(img_dir)
if img.name.endswith(file_types) and img.name != current_wall]
# If no images are found, use the current wallpaper.
if not images:
print("image: No new images found (nothing to do), exiting...")
quit(1)
return img_dir / random.choice(images).name
def get_image(img, cache_dir):
"""Validate image input."""
image = pathlib.Path(img)
if image.is_file():
wal_img = image
elif image.is_dir():
wal_img = get_random_image(image, cache_dir)
else:
print("error: No valid image file found.")
exit(1)
print("image: Using image", wal_img)
return str(wal_img)