50 lines
1.4 KiB
Python
50 lines
1.4 KiB
Python
#!/usr/bin/env python3
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import sys
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import re
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# we expect the arguments to be filepaths to each blog post
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def print_usage():
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print("\nusage: python mkblogindex.py POSTS\n")
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print("\n")
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print("\t\tPOSTS\tfilepaths of blog posts")
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# check args for at least one file path
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if len(sys.argv) < 2:
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print_usage()
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sys.exit(1)
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# posts are arguments from index 1 onwards
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posts = sys.argv[1:]
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dir_pattern = re.compile("(.+)/(blog\/.+\.html)")
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path_pattern = re.compile("(.+)\/(\d{4})\/(\d{1,2})\/(\d{1,2})\/(.+).html")
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title_pattern = re.compile("<h1>(.+)</h1>")
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# filter posts to just those with a date in them
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posts = [p for p in posts if path_pattern.match(p)]
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posts.reverse()
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# for each file we want to output an <a> tag with a relative href to the site root
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for path in posts:
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m = re.match(path_pattern, path)
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year = m.group(2)
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month = m.group(3).rjust(2, '0')
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day = m.group(4).rjust(2, '0')
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date = f'<span class="post-date">{year}-{month}-{day}</span>'
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title = ""
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with open(path) as f:
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for line in f:
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if title_pattern.match(line):
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title = re.sub(title_pattern, r'<span class="post-title">\1</span>', line).strip()
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break
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# clean leading directories to get the relative path we'll use for the link
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url = re.sub(dir_pattern, r"\2", path)
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print(f'<li><a href="{url}">{date}{title}</a></li>')
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