Algorithm for finding and replacing URLs with hyperlinks
Morten W. Petersen
morten at nidelven-it.no
Wed Feb 19 22:00:19 CET 2003
Peter Hansen wrote:
> "Morten W. Petersen" wrote:
>>Does anyone have a snippet of code that'll replace for example
>>http://www.python.org with <a href="http://www.python.org"
> How perfect do you want it? Various packages include regular
> expression patterns which match URLs, although some are better
> than others. The one in an older version of ZWiki which I
> checked, for example, looks like this:
> urlchars = r'[A-Za-z0-9/:@_%~#=&\.\-\?]+'
> url = r'["=]?((http|ftp|mailto|file):%s)' % (urlchars)
> ...but unfortunately that means it will be confused if you try
> to put the URL at the end of a sentence like this http://www.python.org.
OK, I managed to make a function for replacing URLs with hyperlinks,
see attached code. Thanks! :)
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