| 1 | from trac.util import TracError |
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| 2 | from trac.perm import PermissionError |
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| 3 | |
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| 4 | action_map = {'allow': True, 'deny': False} |
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| 5 | |
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| 6 | def execute(hdf, args, env): |
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| 7 | """Macro API entry point for PagePermission""" |
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| 8 | args = [a.strip() for a in args.split(',')] |
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| 9 | |
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| 10 | if len(args) < 2: |
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| 11 | raise TracError, 'PagePermission macro expects at least 2 arguments' |
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| 12 | |
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| 13 | allow = action_map.get(args[0]) |
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| 14 | |
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| 15 | if allow is None: |
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| 16 | raise TracError, "The first argument to PagePermission must be 'allow' or 'deny'" |
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| 17 | |
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| 18 | username = hdf.getValue('trac.authname', 'anonymous') |
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| 19 | user_in_list = username in args[1:] |
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| 20 | |
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| 21 | if allow != user_in_list: |
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| 22 | raise PermissionError, 'Denied by PagePermission macro' |
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| 23 | |
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| 24 | return '' |
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