[SATLUG] Re: When rewrite doesn't

[David Kowis]

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Mike wrote:
> Okay, I have been able to answer my own questions so far.  Now, I have a
> new
> one.  First, here's a rewrite rule that works.  Don't worry about the crazy
> syntax of the URL I'm writing to.  What's imporant is that rewrite is
> applying the rule at the right time.
> 
> RewriteRule ^/directory($|/.*) \
> http://127.0.0.1:8080/VirtualHostBase/\
> http/{SERVER_NAME}:80/stuff/VirtualHostRoot/_vh_directory$1 [L,P]
> 
> When I visit http://www.someurl.com/directory, the rewrite log shows what
> you would expect to see and I see the expected web page from the other
> server.
> 
> (2) init rewrite engine with requested uri /directory
> (3) applying pattern '^/directory($|/.*)' to uri '/directory'
> (2) rewrite /directory ->
> http://127.0.0.1:8080/VirtualHostBase/http/{SERVER_NAME}:80/stuff/VirtualHostRoot/_vh_directory
> 
> 
> Now, let's say that I would rather that directory/subdir be the path to map
> instead of just plain ol directory.  In that case, I'll replace the above
> rule with the following.
> 
> RewriteRule ^/directory/subdir($|/.*) \
> http://127.0.0.1:8080/VirtualHostBase/\
> http/{SERVER_NAME}:80/stuff/VirtualHostRoot/_vh_directory/_vh_subdir$1
> [L,P]
> 
> Now, when I visit http://www.someurl.com/directory/subdir, the rewrite log
> shows something strange.
> 
> (2) init rewrite engine with requested uri /directory/subdir
> (3) applying pattern '^/directory/subdir($|/.*)' to uri '/directory/subdir'
> (1) pass through /directory/subdir
> 
> Huh?  So, when the pattern is just a single directory, it's able to match.
> When the pattern is multiple directories, it doesn't match.  And of course
> the page returned in this case is the classic Apache 404 saying that
> /directory/subdir doesn't exist.  So, why does rewrite catch the first
> case,
> but not the second?

Perhaps you need to escape the /'s since it's a regular expression? Just
a guess. Probably wrong since the first one worked.

> 
> -Mike

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