31 lines
886 B
Bash
Executable File
31 lines
886 B
Bash
Executable File
#!/usr/bin/env python3
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import os
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import zipfile
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from PIL import Image
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import sys
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from io import BytesIO
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def extract_cover(epub, output_path, size):
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for fileinfo in epub.filelist:
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if fileinfo.filename.lower().endswith(('.jpg', '.jpeg', '.png')):
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cover = epub.open(fileinfo.filename)
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im = Image.open(BytesIO(cover.read()))
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im.thumbnail((size, size), Image.LANCZOS)
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im.save(os.path.join(output_path, os.path.basename(input_file) + '.png'), "PNG")
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return True
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return False
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if __name__ == '__main__':
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input_file = sys.argv[1]
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output_path = os.environ.get('THUMBNAIL_DIR', os.path.dirname(input_file))
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size = int(sys.argv[2])
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epub = zipfile.ZipFile(input_file, "r")
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if extract_cover(epub, output_path, size):
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exit(0)
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else:
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print("Error extracting cover")
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exit(1)
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