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package CWMP::Request; |
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|
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use warnings; |
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use strict; |
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|
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use XML::Rules; |
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use Data::Dump qw/dump/; |
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use Carp qw/confess cluck/; |
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|
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my $debug = 0; |
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|
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=head1 NAME |
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|
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CWMP::Request - parse SOAP request |
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|
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=head1 METHODS |
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|
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=head2 _tag |
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|
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Get value of tag. Tag name is case insensitive (don't ask why), |
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we ignore namespaces and can take optional C<sub_key> |
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(usually C<_content>). |
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|
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_tag( $tag_hash, $name, $sub_key ) |
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|
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=cut |
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|
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sub _tag { |
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my ( $tag_hash, $name, $sub_key ) = @_; |
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confess "need hash as first argument" unless ( ref $tag_hash eq 'HASH' ); |
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$name = (grep { m/^(?:\w+:)*$name$/i } keys %$tag_hash )[0]; |
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# $name =~ s/^\w+://; |
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if ( defined $tag_hash->{$name} ) { |
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if ( ! defined $sub_key ) { |
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return $tag_hash->{$name}; |
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} elsif ( defined $tag_hash->{$name}->{$sub_key} ) { |
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return $tag_hash->{$name}->{$sub_key}; |
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} else { |
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return if ( $name =~ m/^value$/i ); |
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warn "can't find '$name/$sub_key' in ", dump( $tag_hash ); |
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return; |
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} |
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} else { |
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warn "can't find '$name' in ", dump( $tag_hash ); |
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return; |
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} |
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} |
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|
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our $state; # FIXME check this! |
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|
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my $parser = XML::Rules->new( |
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# start_rules => [ |
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# '^division_name,fax' => 'skip', |
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# ], |
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namespaces => { |
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'http://schemas.xmlsoap.org/soap/envelope/' => 'soapenv', |
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'http://schemas.xmlsoap.org/soap/encoding/' => 'soap', |
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'http://www.w3.org/2001/XMLSchema' => 'xsd', |
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'http://www.w3.org/2001/XMLSchema-instance' => 'xsi', |
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'urn:dslforum-org:cwmp-1-0' => '', |
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}, |
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rules => [ |
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#_default => 'content trim', |
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x_default => sub { |
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my ($tag_name, $tag_hash, $context, $parent_data) = @_; |
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warn dump( $tag_name, $tag_hash, $context ); |
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}, |
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'ID' => sub { |
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my ($tag_name, $tag_hash, $context, $parent_data) = @_; |
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$state->{ID} = $tag_hash->{_content}; |
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}, |
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# |
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# Inform |
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# |
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'Inform' => sub { |
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$state->{_dispatch} = 'InformResponse'; # what reponse to call |
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}, |
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'DeviceId' => sub { |
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my ($tag_name, $tag_hash, $context, $parent_data) = @_; |
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foreach my $name ( keys %$tag_hash ) { |
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next if $name eq '_content'; |
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my $key = $name; |
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$key =~ s/^\w+://; # stip namespace |
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$state->{DeviceID}->{ $key } = _tag( $tag_hash, $name, '_content' ); |
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} |
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}, |
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'EventStruct' => sub { |
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my ($tag_name, $tag_hash, $context, $parent_data) = @_; |
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push @{ $state->{EventStruct} }, $tag_hash->{EventCode}->{_content}; |
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}, |
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qr/(MaxEnvelopes|CurrentTime|RetryCount)/ => sub { |
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my ($tag_name, $tag_hash, $context, $parent_data) = @_; |
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$state->{$tag_name} = $tag_hash->{_content}; |
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}, |
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'ParameterValueStruct' => sub { |
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my ($tag_name, $tag_hash, $context, $parent_data) = @_; |
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# Name/Value tags must be case insnesitive |
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my $value = (grep( /value/i, keys %$tag_hash ))[0]; |
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$state->{Parameter}->{ _tag($tag_hash, 'Name', '_content') } = _tag($tag_hash, 'Value', '_content' ); |
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}, |
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# |
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# GetRPCMethodsResponse |
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# |
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qr/^(?:^\w+:)*string$/ => 'content array', |
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'MethodList' => sub { |
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my ($tag_name, $tag_hash, $context, $parent_data) = @_; |
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$state->{MethodList} = _tag( $tag_hash, 'string' ); |
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}, |
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# |
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# GetParameterNamesResponse |
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# |
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'ParameterInfoStruct' => sub { |
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my ($tag_name, $tag_hash, $context, $parent_data) = @_; |
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my $name = _tag($tag_hash, 'Name', '_content'); |
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my $writable = _tag($tag_hash, 'Writable', '_content' ); |
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|
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confess "need state" unless ( $state ); # don't remove! |
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|
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# XXX dragons ahead: convert name to tree rewriting it into perl |
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|
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my $s = $name; |
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warn "===> $name\n" if $debug; |
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$s =~ s/^([^\.]+)/\$state->{ParameterInfo}->{'$1'}/; |
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warn "---> $s\n" if $debug; |
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|
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my $stat; |
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while ( $s =~ s/\.(\d+)/->[$1]/ ) { |
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$stat->{array}++; |
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warn "-\@-> $s\n" if $debug; |
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} |
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while ( $s =~ s/\.([a-zA-Z0-9_]+)/->{'$1'}/ ) { |
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$stat->{scalar}++; |
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warn "-\$-> $s\n" if $debug; |
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|
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}; |
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$s .= "->{'writable'} = $writable;"; |
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|
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warn "## $name\n## tree: $s\n## stat: ",dump( $stat ), "\n" if $debug; |
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|
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eval "$s"; |
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confess "can't eval $s : $@" if ($@); |
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|
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#warn "## state = dump( $state ), "\n"; |
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}, |
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# |
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# Fault |
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# |
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'Fault' => sub { |
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my ($tag_name, $tag_hash, $context, $parent_data) = @_; |
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$state->{Fault} = { |
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FaultCode => _tag( $tag_hash, 'FaultCode', '_content' ), |
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FaultString => _tag( $tag_hash, 'FaultString', '_content' ), |
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}; |
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warn "FAULT: ", $state->{Fault}->{FaultCode}, " ", $state->{Fault}->{FaultString}, "\n"; |
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} |
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] |
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); |
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|
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=head2 parse |
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|
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my $state = CWMP::Request->parse( "<soap>request</soap>" ); |
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|
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=cut |
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|
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sub parse { |
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my $self = shift; |
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|
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my $xml = shift || confess "no xml?"; |
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|
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$state = {}; |
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$parser->parsestring( $xml ); |
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return $state; |
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} |
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|
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1; |
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