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tdb |
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# iscream::XMLParser |
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# iscream::XMLParser decodes a string of XML into a |
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# has in a very similar way to the Java version in |
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# the i-scream CMS. |
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package iscream::XMLParser; |
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use strict; |
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use XML::Parser; |
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my @tagstack; |
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my %xmlhash; |
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sub parse { |
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my($xml) = @_; |
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%xmlhash = (); |
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my $parser = new XML::Parser; |
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$parser->setHandlers(Char => \&char_handler, |
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Start => \&start_handler, |
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End => \&end_handler); |
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eval { $parser->parse($xml) }; |
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return ($@, %xmlhash); |
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} |
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sub char_handler { |
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my ($p, $value) = @_; |
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&add_value($value); |
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} |
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sub start_handler { |
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shift; |
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my($tag) = shift; |
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push(@tagstack, $tag); |
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my($name) = shift; |
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my($val) = shift; |
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while(defined $name && defined $val) { |
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push(@tagstack, "attributes.$name"); |
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&add_value($val); |
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pop(@tagstack); |
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$name = shift; |
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$val = shift; |
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} |
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} |
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sub end_handler { |
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pop(@tagstack); # safe to not check, parser will do it |
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} |
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sub add_value { |
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my($value) = @_; |
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my($tag) = ""; |
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foreach my $item (@tagstack) { |
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$tag = $tag . $item . "."; |
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} |
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$tag =~ s/^(.*)\.$/$1/; |
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$xmlhash{$tag} = $value; |
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} |
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1; |
