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# SimpleURLDoc.pm. - Extends SimpleDoc with URL download functionality |
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# |
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# Originally Written by Christopher Williams |
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# |
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# Description |
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# ----------- |
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# |
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# Interface |
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# --------- |
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# new(URLcache[,DocVersionTag] : A new SimpleURLDoc object. You can also |
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# specify an alternative doc version tag |
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# addbasetags(parse) : Add Base Tags to the given parse |
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# urlget(urlstring[,location]) : get the given url - using the cache. |
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# Returns (url, filename) |
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# urldownload(urlstring[,location]) : get the given url ignoring any cached |
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# version. Returns (url, filename) |
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# expandurl(urlstring) : return a URLclass object of the given url expanded |
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# according to the base settings |
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# cache([cache]) : get/set the current URL cache |
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# doctype() : return the (type,version) of the document |
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# as specified by the DocVersionTag |
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|
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package ActiveDoc::SimpleURLDoc; |
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use ActiveDoc::SimpleDoc; |
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use URL::URLhandler; |
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require 5.001; |
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@ISA=qw(ActiveDoc::SimpleDoc); |
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sub new { |
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my $class=shift; |
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my $self={}; |
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bless $self, $class; |
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$self->cache(shift); |
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$self->_initdoc("doc",@_); |
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#$self->{switch}=ActiveDoc::SimpleDoc->new(@_); |
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return $self; |
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} |
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|
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sub addbasetags { |
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my $self=shift; |
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my $parse=shift; |
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$self->addtag($parse,"base", \&Base_start, $self, |
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"", $self, |
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\&Base_end,$self); |
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} |
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|
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sub cache { |
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my $self=shift; |
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if ( @_ ) { |
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$self->{cache}=shift; |
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$self->{urlhandler}=URL::URLhandler->new($self->{cache}); |
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} |
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return $self->{cache}; |
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} |
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|
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sub expandurl { |
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my $self=shift; |
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my $urlstring=shift; |
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return $self->{urlhandler}->expandurl($urlstring); |
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} |
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sub urldownload { |
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my $self=shift; |
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my $urlstring=shift; |
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($fullurl,$filename)=$self->{urlhandler}->download($urlstring, @_); |
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if ( ( ! defined $filename ) || ( $filename eq "" ) ) { |
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$self->parseerror("Failed to get $fullurl"); |
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} |
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return ($fullurl,$filename); |
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} |
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sub urlget { |
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my $self=shift; |
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my $urlstring=shift; |
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($fullurl,$filename)=$self->{urlhandler}->get($urlstring, @_); |
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if ( ( ! defined $filename ) || ( $filename eq "" ) ) { |
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$self->parseerror("Failed to get $fullurl"); |
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} |
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return ($fullurl,$filename); |
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} |
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|
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#sub AUTOLOAD { |
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# my $self=shift; |
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# |
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# dont propogate destroy methods |
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# return if $AUTOLOAD=~/::DESTROY/; |
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# remove this package name |
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# ($name=$AUTOLOAD)=~s/ActiveDoc::SimpleURLDoc:://; |
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# pass the message to SimpleDoc |
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# $self->{switch}->$name(@_); |
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#} |
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|
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# ------------------------ Support Routines --------------------------- |
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sub new() |
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{ |
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my $class=shift; |
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my $self={}; |
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bless $self, $class; |
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return $self; |
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} |
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|
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sub fullpath () |
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{ |
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my $self=shift; |
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my $src=shift; |
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$src=~s/^\s*file://; |
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my $base=$self->{urlbase}; |
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if ($base ne "") {$src="${base}/${src}";} |
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return $src; |
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} |
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|
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sub urldownload() |
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{ |
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my $self=shift; |
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my $src=$self->fullpath(shift); |
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my $des=shift; |
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$des=~s/^\s*file://; |
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use Utilities::AddDir; |
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if (-f $src) |
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{ |
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use File::Basename; |
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use File::Copy; |
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Utilities::AddDir::adddir(dirname($des)); |
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copy($src,$des); |
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} |
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elsif (-d $src) |
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{ |
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Utilities::AddDir::copydir($src,$des); |
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} |
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} |
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# ------------------------ Tag Routines ------------------------------- |
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sub base() |
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{ |
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my $self=shift; |
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my (%attributes)=@_; |
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if (!exists $self->{configurl}){$self->{configurl}=[];} |
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my $url=$attributes{'url'}; |
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$url=~s/^\s*file://; |
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push @{$self->{configurl}},$url; |
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$self->{urlbase}=$url; |
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} |
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|
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sub base_() |
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{ |
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my $self=shift; |
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$self->{urlbase}=pop @{$self->{configurl}}; |
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} |
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sub Base_start { |
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my $self=shift; |
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my $name=shift; |
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my $hashref=shift; |
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$self->checktag($name, $hashref, "url"); |
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my $url=$self->{urlhandler}->setbase($$hashref{'url'}); |
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push @{$self->{basestack}}, $url->type(); |
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} |
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sub Base_end { |
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my $self=shift; |
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if ( $#{$self->{basestack}} >= 0 ) { |
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my $type=pop @{$self->{basestack}}; |
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$self->{urlhandler}->unsetbase($type); |
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} |
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else { |
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$self->parseerror("Unmatched <$name>"); |
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} |
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} |
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1; |
