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86 lines
2.3 KiB
86 lines
2.3 KiB
9 years ago
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#!/usr/bin/env python
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# -*- encoding: utf-8 -*-
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"""Build the JSON with the list of presentions."""
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import os
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import re
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import logging
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import argparse
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import datetime
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import json
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DATA_BACKGROUND = re.compile(r"data-background='(.*?)'")
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PRES_TITLE = re.compile(r"<h1>(.*?)</h1>")
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def retrieve_presentation_info(filename):
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"""Open a file and try to retrieve the presentation information, like
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background-image and title.
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"""
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result = (None, None)
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content = ''
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with open(filename) as data:
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content = data.read()
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image = DATA_BACKGROUND.search(content)
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title = PRES_TITLE.search(content)
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if content and image and title:
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logging.debug('Image for %s = %s', filename, image.group(1))
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logging.debug('Title for %s = %s', filename, title.group(1))
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result = (image.group(1), title.group(1))
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return result
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def check_presentations(file_list):
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"""Check if the any of the files in the file list are presentations."""
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result = []
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for filename in file_list:
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if not filename.endswith('.html'):
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# presentations are HTML only
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continue
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(image, title) = retrieve_presentation_info(filename)
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if image and title:
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stat_info = os.stat(filename)
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date = datetime.datetime.fromtimestamp(stat_info.st_mtime)
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logging.debug('Modified date = %s', date)
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result.append({'title': title,
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'image': image,
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'changed': date.strftime('%Y-%m-%d %H:%M:%S')})
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return result
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def main():
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"""Main function."""
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parser = argparse.ArgumentParser()
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parser.add_argument('-d', '--debug',
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action='store_const',
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dest='debug',
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default=False,
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const=True,
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help='Enable debugging messages')
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args = parser.parse_args()
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level = logging.INFO
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if args.debug:
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level = logging.DEBUG
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logging.basicConfig(level=level)
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for (root, _, files) in os.walk('.'):
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if not root == '.':
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# only files in the current directly will be checked
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continue
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content = check_presentations(files)
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with open('index.json', 'w') as output:
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output.write(json.dumps(content))
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return
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if __name__ == "__main__":
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main()
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