initial xerl import to utils

31 files changed, 2610 insertions, 0 deletions

diff --git a/COPYING b/COPYING
new file mode 100644
index 0000000..be5ae5e
--- /dev/null
+++ b/COPYING
@@ -0,0 +1,28 @@
+# Xerl (c) 2005-2009, Dipl.-Inform. (FH) Paul C. Buetow
+#
+#       E-Mail: xerl@dev.buetow.org     WWW: http://xerl.perl9.org
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of P. B. Labs nor the names of its contributors may
+#         be used to endorse or promote products derived from this software
+#         without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED Paul C. Buetow ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT Paul C. Buetow BE LIABLE FOR ANY DIRECT,
+# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+#  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..a9c9285
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,32 @@
+all:	stats
+clean:
+	rm -Rf cache/*
+stats:	clean
+	perl scripts/stats.pl
+replace:
+	for i in index.pl Xerl.pm conf.txt; \
+	do \
+		sed -n "s/$(FROM)/$(INTO)/g; \
+		w .tmp" $$i && mv -f .tmp $$i; \
+	done
+	find ./Xerl -name '*.pm' -exec sh -c 'sed -n "s/$(FROM)/$(INTO)/g; \
+		w .tmp" {} && mv -f .tmp {}' \;
+	find ./Xerl -name '*.pl' -exec sh -c 'sed -n "s/$(FROM)/$(INTO)/g; \
+		w .tmp" {} && mv -f .tmp {}' \;
+	find ./Xerl -name '*.log' -exec sh -c 'sed -n "s/$(FROM)/$(INTO)/g; \
+		w .tmp" {} && mv -f .tmp {}' \;
+	find ./Xerl -name '*.xml' -exec sh -c 'sed -n "s/$(FROM)/$(INTO)/g; \
+		w .tmp" {} && mv -f .tmp {}' \;
+	chmod 755 index.pl
+pidy:
+	find . -name \*.pl | xargs perltidy -b 
+	find . -name \*.pm | xargs perltidy -b 
+	find . -name \*.bak | xargs rm -f
+todo:
+	grep -R TODO . | grep -v Makefile | grep -v .svn
+warn: 
+	perl index.pl 2> warnings
+	less warnings
+	rm -f warnings
+kb:
+	find . -name '*.pm' -exec du -hs {} \; | awk 'BEGIN{kb=0}{kb+=$$1}END{print kb}'
diff --git a/README b/README
new file mode 100644
index 0000000..7a6d984
--- /dev/null
+++ b/README
@@ -0,0 +1,68 @@
+Always do:
+
+- Pragmatic modules ALWAYS to use in ALL packages: 
+
+  use strict;
+  use warnings;
+
+- Only for packages for including package UNIVERSAL definitions
+
+  use Xerl::Page::Base;
+
+- Object oriented coding style
+
+- Always use method prototypes if possible
+
+  sub foo($;$) { .... }
+
+- Explicit object typing if possible
+
+  my Class::Name::Here $foo = Class::Name::Here->new();
+
+- If no real ret val, set undef; explicitly
+
+  sub foo() {
+  	# Do some stuff
+	...
+	# Set explicit undef ret value
+	return undef;
+  }
+
+- Private subs use _ as its prefix and are called only from the current package.
+
+  package Xerl::Foo::Bla;
+  .
+  .
+
+  sub _iamprivate($) {
+	my Xerl::Foo:Bla $self = $_[0];
+	.
+	.
+  }
+
+  sub iampublic($) {
+	my Xerl::Foo:Bla $self = $_[0];
+	$self->_iamprivate();
+	return undef;
+  }
+
+- Static subs (not OOP) are in CAPITAL letters. 
+
+  sub IAMSTATIC($) {
+	print shift;
+	return 'Hello World';
+  }
+
+  sub iamdynamic($) {
+	my Xerl::Foo:Bla $self = $_[0];
+	return Xerl::Foo::Bla::IAMSTATIC( $self->get_somevalue() );
+  }
+
+- Static private subs start with _ and are written in CAPITAL letters
+
+  sub _IAMSTATICPRIVATE() { 
+	.
+	.
+  }
+
+- Use Pidy to automaically restyle the code! (make pidy)
diff --git a/STYLEGUIDE b/STYLEGUIDE
new file mode 100644
index 0000000..e6dd3c9
--- /dev/null
+++ b/STYLEGUIDE
@@ -0,0 +1,71 @@
+Always do:
+
+- Pragmatic modules ALWAYS to use in ALL packages: 
+
+  use strict;
+  use warnings;
+
+- Only for packages for including package UNIVERSAL definitions
+
+  use Xerl::Page::Base;
+
+- Object oriented coding style
+
+- Always use method prototypes if possible
+
+  sub foo($;$) { .... }
+
+- Explicit object typing if possible
+
+  my Class::Name::Here $foo = Class::Name::Here->new();
+
+- If no real ret val, set undef; explicitly
+
+  sub foo() {
+  	# Do some stuff
+	...
+	# Set explicit undef ret value
+	return undef;
+  }
+
+- Private subs use _ as its prefix and are called only from the current package.
+
+  package Xerl::Foo::Bla;
+  .
+  .
+
+  sub _iamprivate($) {
+	my Xerl::Foo:Bla $self = $_[0];
+	.
+	.
+  }
+
+  sub iampublic($) {
+	my Xerl::Foo:Bla $self = $_[0];
+	$self->_iamprivate();
+	return undef;
+  }
+
+- Static subs (not OOP) are in CAPITAL letters. 
+
+  sub IAMSTATIC($) {
+	print shift;
+	return 'Hello World';
+  }
+
+  sub iamdynamic($) {
+	my Xerl::Foo:Bla $self = $_[0];
+	return Xerl::Foo::Bla::IAMSTATIC( $self->get_somevalue() );
+  }
+
+- Static private subs start with _ and are written in CAPITAL letters
+
+  sub _IAMSTATICPRIVATE() { 
+	.
+	.
+  }
+
+- Use Pidy to automaically restyle the code! (make pidy)
+
+- Mark things which are still to do with TODO: at any place in the source
+  tree. (Can be searched for using 'make todo').
diff --git a/TODO b/TODO
new file mode 100644
index 0000000..e28d513
--- /dev/null
+++ b/TODO
@@ -0,0 +1,10 @@
+Hint: Run 'make todo' to see everything in every file what is to do!
+
+TODO: - Caching of config.xml
+TODO: - Documentation of all features/options
+TODO: - Fix <foo><bar></bar></foo> bug
+TODO: - Global conf.txt -> config.xml, host specific config is in XML already
+TODO: - Include new config.xml in config.xml if exists <includeifexists file="foo.xml" />
+TODO: - Inline perl in template.xml!
+TODO: - Login area (cookies are working already)
+TODO: - Rename Plugins -> Extensions
diff --git a/Xerl.pm b/Xerl.pm
new file mode 100644
index 0000000..bade547
--- /dev/null
+++ b/Xerl.pm
@@ -0,0 +1,98 @@
+# Xerl (c) 2005-2009, Dipl.-Inform. (FH) Paul C. Buetow
+#
+# 	E-Mail: xerl@dev.buetow.org 	WWW: http://xerl.buetow.org
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of P. B. Labs nor the names of its contributors may
+# 	  be used to endorse or promote products derived from this software
+# 	  without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED Paul C. Buetow ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT Paul C. Buetow BE LIABLE FOR ANY DIRECT,
+# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+#  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+package Xerl;
+
+use strict;
+use warnings;
+
+use CGI::Carp 'fatalsToBrowser';
+use Time::HiRes 'gettimeofday';
+
+use Xerl::Base;
+use Xerl::Main::Global;
+use Xerl::Page::Configure;
+use Xerl::Page::Document;
+use Xerl::Page::Parameter;
+use Xerl::Page::Request;
+use Xerl::Page::Templates;
+use Xerl::Plugins::Session;
+
+sub run($) {
+    my Xerl $self = $_[0];
+    my $time = [gettimeofday];
+
+    my Xerl::Page::Request $request =
+      Xerl::Page::Request->new( request => $ENV{REQUEST_URI} );
+
+    $request->parse();
+    my Xerl::Page::Configure $config =
+      Xerl::Page::Configure->new( config => $self->get_config(), %$request );
+
+    $config->parse();
+
+    # TODO: Plugin API
+    unless ( $config->sessionsdisable_exists() ) {
+        my Xerl::Plugins::Session $session =
+          Xerl::Plugins::Session->new( config => $config );
+
+        $session->process();
+        $config->set_session($session);
+    }
+
+    my Xerl::Page::Parameter $parameter =
+      Xerl::Page::Parameter->new( config => $config );
+
+    $parameter->parse();
+
+    if ( $config->document_exists() ) {
+        my Xerl::Page::Document $document =
+          Xerl::Page::Document->new( config => $config );
+
+        $document->parse();
+
+    }
+    else {
+        my Xerl::Page::Templates $templates =
+          Xerl::Page::Templates->new( config => $config );
+
+        $templates->parse();
+        $templates->print($time);
+    }
+
+
+    # This function gets always called if the scripts ends.
+    # The script may also end on another location.
+    Xerl::Main::Global::SHUTDOWN();
+
+    # Never reach this point
+    return undef;
+}
+
+1;
diff --git a/Xerl/.htaccess b/Xerl/.htaccess
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/Xerl/.htaccess
diff --git a/Xerl/Base.pm b/Xerl/Base.pm
new file mode 100644
index 0000000..ebb1494
--- /dev/null
+++ b/Xerl/Base.pm
@@ -0,0 +1,130 @@
+# Xerl (c) 2005-2009, Dipl.-Inform. (FH) Paul C. Buetow
+#
+# 	E-Mail: xerl@dev.buetow.org 	WWW: http://xerl.buetow.org
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of P. B. Labs nor the names of its contributors may
+# 	  be used to endorse or promote products derived from this software
+# 	  without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED Paul C. Buetow ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT Paul C. Buetow BE LIABLE FOR ANY DIRECT,
+# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+#  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+package UNIVERSAL;
+
+use strict;
+use warnings;
+
+sub new ($;) {
+    my $self = shift;
+
+    bless {@_} => $self;
+}
+
+sub setval($$$) {
+    my UNIVERSAL $self = $_[0];
+
+    $self->{ $_[1] } = $_[2];
+
+    return undef;
+}
+
+sub getval($$) {
+    my UNIVERSAL $self = $_[0];
+
+    return defined $self->{ $_[1] } ? $self->{ $_[1] } : '';
+}
+
+sub exists($$) {
+    my UNIVERSAL $self = $_[0];
+
+    return exists $self->{ $_[1] } ? 1 : 0;
+}
+
+sub AUTOLOAD {
+    my UNIVERSAL $self = $_[0];
+    my $auto = our $AUTOLOAD;
+    return $self if $auto =~ /DESTROY/;
+
+    if ( $auto =~ /.*::set_(.+)$/ ) {
+        $self->{$1} = $_[1];
+
+    }
+    elsif ( $auto =~ /.*::get_(.+)_ref$/ ) {
+        return defined $self->{$1} ? \$self->{$1} : [''];
+
+    }
+    elsif ( $auto =~ /.*::get_(.+)$/ ) {
+        return defined $self->{$1} ? $self->{$1} : '';
+
+    }
+    elsif ( $auto =~ /.*::undef_(.+)$/ ) {
+        return '' unless defined $self->{$1};
+
+        my $retval = $self->{$1};
+        undef $self->{$1};
+        return $retval;
+
+    }
+    elsif ( $auto =~ /.*::append_(.+)$/ ) {
+        if ( defined $self->{$1} ) {
+            $self->{$1} .= $_[1];
+
+        }
+        else {
+            $self->{$1} = $_[1];
+        }
+
+    }
+    elsif ( $auto =~ /.*::push_(.+)$/ ) {
+        if ( exists $self->{$1} ) {
+            push @{ $self->{$1} }, $_[1];
+
+        }
+        else {
+            $self->{$1} = [ $_[1] ];
+        }
+
+    }
+    elsif ( $auto =~ /.*::first_(.+)$/ ) {
+        return exists $self->{$1} ? ${ $self->{$1} }[0] : '';
+
+    }
+    elsif ( $auto =~ /.*::(.+)_exists$/ ) {
+        return exists $self->{$1} ? 1 : 0;
+
+    }
+    elsif ( $auto =~ /.*::(.+)_length$/ ) {
+        return ( ref $self->{$1} eq 'ARRAY' ) ? scalar @{ $self->{$1} } : 0;
+
+    }
+    elsif ( $auto =~ /.*::(.+)_isset$/ ) {
+        return exists $self->{$1} ? $self->{ $_[0] } : 0;
+
+    }
+    else {
+        print "$auto is not a method of $self or UNIVERSAL\n";
+    }
+
+    return $self;
+}
+
+1;
+
diff --git a/Xerl/Main/Global.pm b/Xerl/Main/Global.pm
new file mode 100644
index 0000000..0ca2357
--- /dev/null
+++ b/Xerl/Main/Global.pm
@@ -0,0 +1,97 @@
+# Xerl (c) 2005-2009, Dipl.-Inform. (FH) Paul C. Buetow
+#
+# 	E-Mail: xerl@dev.buetow.org 	WWW: http://xerl.buetow.org
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of P. B. Labs nor the names of its contributors may
+# 	  be used to endorse or promote products derived from this software
+# 	  without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED Paul C. Buetow ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT Paul C. Buetow BE LIABLE FOR ANY DIRECT,
+# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+#  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+package Xerl::Main::Global;
+
+sub SHUTDOWN {
+    exit 0;
+
+    # Never reach this point
+    return undef;
+}
+
+sub DEBUG {
+    print 'Debug::', @_, "\n";
+
+    return undef;
+}
+
+sub ERROR {
+    print "Content-Type: text/plain\n\nXerl runtime error: ",
+      join( ' ', time, @_ );
+
+    Xerl::Main::Global::SHUTDOWN();
+
+    # Never reach this point
+    return undef;
+}
+
+sub PLAIN {
+    print "Content-Type: text/plain\n\n";
+
+    DEBUG(@_) if @_;
+
+    return undef;
+}
+
+sub REDIRECT ($) {
+    my $location = shift;
+    print "Status: 301 Moved Permanantly\n";
+    print "Location: $location\n\n";
+
+    Xerl::Main::Global::SHUTDOWN();
+
+    return undef;
+}
+
+sub _HTTP_DESCR ($) {
+    my $status = shift;
+
+    if ( $status == 404 ) {
+        "Status: 404 Not Found\015\012\n\n"
+
+    }
+    else {
+        "Status: 405 Method not allowed\015\012\n\n";
+    }
+}
+
+sub HTTP {
+    my $descr = _HTTP_DESCR(shift);
+    print $descr;
+    local $, = ' ';
+    print $descr;
+
+    Xerl::Main::Global::SHUTDOWN();
+
+    # Never reach this point
+    return undef;
+}
+
+1;
diff --git a/Xerl/Page/Configure.pm b/Xerl/Page/Configure.pm
new file mode 100644
index 0000000..a1a5e74
--- /dev/null
+++ b/Xerl/Page/Configure.pm
@@ -0,0 +1,165 @@
+# Xerl (c) 2005-2009, Dipl.-Inform. (FH) Paul C. Buetow
+#
+# 	E-Mail: xerl@dev.buetow.org 	WWW: http://xerl.buetow.org
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of P. B. Labs nor the names of its contributors may
+# 	  be used to endorse or promote products derived from this software
+# 	  without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED Paul C. Buetow ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT Paul C. Buetow BE LIABLE FOR ANY DIRECT,
+# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+#  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+package Xerl::Page::Configure;
+
+use strict;
+use warnings;
+
+use Xerl::Base;
+use Xerl::Tools::FileIO;
+use Xerl::XML::Element;
+
+sub parse($) {
+    my Xerl::Page::Configure $self = $_[0];
+
+    my Xerl::Tools::FileIO $file =
+      Xerl::Tools::FileIO->new( 'path' => $self->get_config() );
+
+    $file->fslurp();
+
+    my $re = qr/^(.+?) *=(.+?) *\n?$/;
+
+    for ( @{ $file->get_array() } ) {
+        next if /^ *#/;
+
+        $self->setval( $1, $self->eval($2) ) if $_ =~ $re;
+    }
+
+    return $self;
+}
+
+sub defaults($) {
+    my Xerl::Page::Configure $self = $_[0];
+
+    $self->set_proto('https') if exists $ENV{HTTPS};
+
+    $self->set_site( $self->get_defaultcontent() )
+      unless $self->site_exists();
+
+    $self->set_nsite( $self->get_site() =~ /^(?:\d*\.)?(.*)/ );
+
+    $self->set_template( $self->get_defaulttemplate() )
+      unless $self->template_exists();
+
+    $self->set_style( $self->get_defaultstyle() )
+      unless $self->style_exists();
+
+    $self->set_proto( $self->get_defaultproto() )
+      unless $self->proto_exists();
+
+    $self->set_host( lc $ENV{HTTP_HOST} )
+      unless $self->host_exists();
+
+    unless ( -d $self->get_hostroot() . $self->get_host() ) {
+        my $redirect = $self->get_hostroot() . 'redirect:' . $self->get_host();
+        if ( -f $redirect ) {
+            my Xerl::Tools::FileIO $file =
+              Xerl::Tools::FileIO->new( 'path' => $redirect );
+            $file->fslurp();
+            my $location = $file->shift();
+            Xerl::Main::Global::REDIRECT($location);
+        }
+        my $alias = $self->get_hostroot() . 'alias:' . $self->get_host();
+        if ( -f $alias ) {
+            my Xerl::Tools::FileIO $file =
+              Xerl::Tools::FileIO->new( 'path' => $alias );
+            $file->fslurp();
+            $self->set_host( $file->shift() );
+        }
+    }
+
+    $self->set_outputformat( $self->get_defaultoutputformat() )
+      unless $self->outputformat_exists();
+
+    if ( $self->format_exists() ) {
+        $self->set_outputformat( $self->get_format() );
+        $self->set_template( $self->get_format() );
+        $self->set_site( $self->get_format() );
+        $self->set_nocache(1)
+          if $self->get_format() =~ /\.feed$/;
+    }
+
+    $self->set_host( $self->getval( $self->get_host() ) )
+      if $self->exists( $self->get_host() );
+
+    $self->set_host( $self->getval( $self->get_host() ) )
+      if $self->exists( $self->get_host() );
+
+    my $request_subdir = $self->get_request_subdir();
+    $self->set_hostpath(
+        $self->get_hostroot() . $self->get_host() . $request_subdir . "/" );
+
+    $self->set_defaulthostpath(
+        $self->get_hostroot() . $self->get_defaulthost() . '/' );
+
+    $self->set_cachepath(
+        $self->get_cacheroot() . $self->get_host() . $request_subdir . '/' );
+
+    $self->set_htdocspath( $self->get_hostpath() . 'htdocs/' );
+
+    $self->set_templatespath( $self->get_hostpath() . 'templates/' );
+
+    $self->set_contentpath( $self->get_hostpath() . 'content/' );
+
+    return undef;
+}
+
+sub eval($$) {
+    my Xerl::Page::Configure $self = $_[0];
+    my $val = $_[1];
+
+    $val =~ s/^!(.+)/`$1`/eo;
+    return $val;
+}
+
+sub insertxmlvars($$) {
+    my Xerl::Page::Configure $self = $_[0];
+    my Xerl::XML::Element $element = $_[1];
+
+    $element = $element->starttag('variables');
+
+    return $self
+      unless defined $element
+      or $element->get_array() eq 'ARRAY';
+
+    my $text;
+    for ( @{ $element->get_array() } ) {
+        $text = $_->get_text();
+        chomp $text;
+
+        $text =~ s/%%(.*?)%%/$self->getval($1)/eg;
+        $self->setval( $_->get_name(), $text );
+    }
+
+    return $self;
+}
+
+1;
+
diff --git a/Xerl/Page/Content.pm b/Xerl/Page/Content.pm
new file mode 100644
index 0000000..bea97c7
--- /dev/null
+++ b/Xerl/Page/Content.pm
@@ -0,0 +1,226 @@
+# Xerl (c) 2005-2009, Dipl.-Inform. (FH) Paul C. Buetow
+#
+# 	E-Mail: xerl@dev.buetow.org 	WWW: http://xerl.buetow.org
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of P. B. Labs nor the names of its contributors may
+# 	  be used to endorse or promote products derived from this software
+# 	  without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED Paul C. Buetow ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT Paul C. Buetow BE LIABLE FOR ANY DIRECT,
+# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+#  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+package Xerl::Page::Content;
+
+use strict;
+use warnings;
+
+use Xerl::Base;
+
+use Xerl::XML::Reader;
+use Xerl::XML::Element;
+use Xerl::Page::Rules;
+use Xerl::Page::Configure;
+
+sub parse($) {
+    my Xerl::Page::Content $self     = $_[0];
+    my Xerl::Page::Configure $config = $self->get_config();
+
+    my Xerl::XML::Reader $xmlcontent = Xerl::XML::Reader->new(
+        path   => $config->get_templatepath(),
+        config => $config
+    );
+
+    $xmlcontent->open();
+    $xmlcontent->parse();
+
+    my Xerl::Page::Rules $rules = Xerl::Page::Rules->new( config => $config );
+    $rules->parse( $config->get_xmlconfigrootobj() )
+      unless $config->exists('noparse');
+
+    $config->insertxmlvars( $config->get_xmlconfigrootobj() );
+    $self->insertrules( $rules, $xmlcontent->get_root() );
+
+    return undef;
+}
+
+sub insertrules($$$$) {
+    my Xerl::Page::Content $self   = $_[0];
+    my Xerl::Page::Rules $rules    = $_[1];
+    my Xerl::XML::Element $element = $_[2];
+
+    # Start inserting rules at <content>
+    $element = $element->starttag('content');
+
+    # If there is no <content>-tag, dont use a rule!
+    return unless defined $element;
+
+    my @content;
+    my $params = $element->get_params();
+
+    unshift @content, "Content-Type: $params->{type}\n\n"
+      if ref $params eq 'HASH' and exists $params->{type};
+
+    push @content, $self->_insertrules( $rules, $element );
+    $self->set_content( \@content );
+
+    return undef;
+}
+
+sub _insertrules($$$) {
+    my Xerl::Page::Content $self     = $_[0];
+    my Xerl::Page::Rules $rules      = $_[1];
+    my Xerl::XML::Element $element   = $_[2];
+    my Xerl::Page::Configure $config = $self->get_config();
+    my $nonewlines                   = 0;
+
+    #$element->print();
+    #
+    # Don't interate through the XML childs if we have a leaf node.
+    return () unless ref $element->get_array() eq 'ARRAY';
+    my ( $name, $rule, @content, $text, $params );
+
+    for my $succ ( @{ $element->get_array() } ) {
+        $name   = $succ->get_name();
+        $text   = $succ->get_text();
+        $params = $succ->get_params();
+
+        # Remove leading and ending whitespaces, also ending newlines.
+        $text =~ s/^ *(.*)( |\n)*$/$1/g;
+        unless ( ref( $rule = $rules->getval($name) ) eq 'ARRAY' ) {
+            if ( lc $name eq 'noop' ) {
+                if ( ref $succ->get_array() eq 'ARRAY' ) {
+                    push @content, $self->_insertrules( $rules, $succ );
+
+                }
+                else {
+                    push @content, "$text\n";
+                }
+
+            }
+            elsif ( lc $name eq 'tag' ) {
+                push @content, "<$text>\n";
+
+            }
+            elsif ( lc $name eq 'perl' ) {
+
+        # Perl content will be interpreted by Xerl::Page::Templates::print later
+                push @content, '<perl>', $text, '</perl>';
+
+            }
+            elsif ( lc $name eq 'navigation' ) {
+                my $menus = $config->get_menuobj()->get_array();
+
+                if ( ref $menus eq 'ARRAY' ) {
+                    push @content, $self->_insertrules( $rules, $_ )
+                      for @$menus;
+                }