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annotate examples/trac/wiki-macros/HelloWorld.py @ 92:01d36818bb3d trunk

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More performance improvements... this time for whitespace normalization and template loops.
author cmlenz
date Thu, 20 Jul 2006 23:06:36 +0000
parents 93b4dcbafd7b
children
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39
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1 """Example macro."""
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2 from trac.util import escape
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3
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4 def execute(hdf, txt, env):
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5 # Currently hdf is set only when the macro is called
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6 # From a wiki page
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7 if hdf:
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8 hdf['wiki.macro.greeting'] = 'Hello World'
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9
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10 # args will be `None` if the macro is called without parenthesis.
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11 args = txt or 'No arguments'
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12
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13 # then, as `txt` comes from the user, it's important to guard against
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14 # the possibility to inject malicious HTML/Javascript, by using `escape()`:
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15 return 'Hello World, args = ' + escape(args)
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