mirror of
https://github.com/dylanaraps/pywal.git
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85 lines
1.9 KiB
Python
85 lines
1.9 KiB
Python
"""
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Get the image file.
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"""
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import logging
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import os
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import random
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import re
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import sys
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from .settings import CACHE_DIR
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from . import util
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from . import wallpaper
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def get_image_dir(img_dir):
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"""Get all images in a directory."""
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current_wall = wallpaper.get()
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current_wall = os.path.basename(current_wall)
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file_types = (".png", ".jpg", ".jpeg", ".jpe", ".gif")
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return [img.name for img in os.scandir(img_dir)
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if img.name.lower().endswith(file_types)], current_wall
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def get_random_image(img_dir):
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"""Pick a random image file from a directory."""
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images, current_wall = get_image_dir(img_dir)
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if len(images) > 2 and current_wall in images:
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images.remove(current_wall)
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elif not images:
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logging.error("No images found in directory.")
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sys.exit(1)
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random.shuffle(images)
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return os.path.join(img_dir, images[0])
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def get_next_image(img_dir):
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"""Get the next image in a dir."""
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images, current_wall = get_image_dir(img_dir)
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images.sort(key=lambda img: [int(x) if x.isdigit() else x
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for x in re.split('([0-9]+)', img)])
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try:
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next_index = images.index(current_wall) + 1
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except ValueError:
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next_index = 0
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try:
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image = images[next_index]
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except IndexError:
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image = images[0]
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return os.path.join(img_dir, image)
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def get(img, cache_dir=CACHE_DIR, iterative=False):
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"""Validate image input."""
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if os.path.isfile(img):
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wal_img = img
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elif os.path.isdir(img):
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if iterative:
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wal_img = get_next_image(img)
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else:
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wal_img = get_random_image(img)
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else:
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logging.error("No valid image file found.")
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sys.exit(1)
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wal_img = os.path.abspath(wal_img)
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# Cache the image file path.
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util.save_file(wal_img, os.path.join(cache_dir, "wal"))
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logging.info("Using image \033[1;37m%s\033[0m.", wal_img)
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return wal_img
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