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56 lines
1.4 KiB
Python
56 lines
1.4 KiB
Python
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"""Simple script to replace @DATE@ and friends with real information.
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Usage: rewrite.py boilerplate.tex [VAR=value] ... <template >output
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"""
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import string
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import sys
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import time
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def get_info(fp):
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s = fp.read()
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d = {}
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start = string.find(s, r"\date{")
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if start >= 0:
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end = string.find(s, "}", start)
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date = s[start+6:end]
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if date == r"\today":
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date = time.strftime("%B %d, %Y", time.localtime(time.time()))
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d["DATE"] = date
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return d
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def main():
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s = sys.stdin.read()
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if "@" in s:
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# yes, we actully need to load the replacement values
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d = get_info(open(sys.argv[1]))
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for arg in sys.argv[2:]:
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name, value = string.split(arg, "=", 1)
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d[name] = value
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start = 0
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while 1:
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start = string.find(s, "@", start)
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if start < 0:
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break
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end = string.find(s, "@", start+1)
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name = s[start+1:end]
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if name:
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value = d.get(name)
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if value is None:
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start = end + 1
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else:
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s = s[:start] + value + s[end+1:]
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start = start + len(value)
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else:
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# "@@" --> "@"
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s = s[:start] + s[end:]
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start = end
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sys.stdout.write(s)
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if __name__ == "__main__":
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main()
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