webgui/lib/WebGUI/Page.pm
2002-12-15 02:58:51 +00:00

188 lines
4.3 KiB
Perl

package WebGUI::Page;
=head1 LEGAL
-------------------------------------------------------------------
WebGUI is Copyright 2001-2002 Plain Black LLC.
-------------------------------------------------------------------
Please read the legal notices (docs/legal.txt) and the license
(docs/license.txt) that came with this distribution before using
this software.
-------------------------------------------------------------------
http://www.plainblack.com info@plainblack.com
-------------------------------------------------------------------
=cut
use HTML::Template;
use strict;
use Tie::IxHash;
use WebGUI::ErrorHandler;
use WebGUI::HTMLForm;
use WebGUI::Session;
use WebGUI::SQL;
use WebGUI::Template;
=head1 NAME
Package WebGUI::Page
=head1 SYNOPSIS
use WebGUI::Page;
$integer = WebGUI::Page::countTemplatePositions($templateId);
$html = WebGUI::Page::drawTemplate($templateId);
$hashRef = WebGUI::Page::getTemplateList();
$template = WebGUI::Page::getTemplate($templateId);
$hashRef = WebGUI::Page::getTemplatePositions($templateId);
$url = WebGUI::Page::makeUnique($url,$pageId);
=head1 DESCRIPTION
This package provides utility functions for WebGUI's page system.
=head1 METHODS
These functions are available from this package:
=cut
#-------------------------------------------------------------------
sub _newPositionFormat {
return "<tmpl_var page.position".($_[0]+1).">";
}
#-------------------------------------------------------------------
=head2 countTemplatePositions ( templateId )
Returns the number of template positions in the specified page template.
=item templateId
The id of the page template you wish to count.
=cut
sub countTemplatePositions {
my ($template, $i);
$template = getTemplate($_[0]);
$i = 1;
while ($template =~ m/page\.position$i/) {
$i++;
}
return $i-1;
}
#-------------------------------------------------------------------
=head2 drawTemplate ( templateId )
Returns an HTML string containing a small representation of the page template.
=item templateId
The id of the page template you wish to draw.
=cut
sub drawTemplate {
my $template = getTemplate($_[0]);
$template =~ s/\n//g;
$template =~ s/\r//g;
$template =~ s/\'/\\\'/g;
$template =~ s/\<table.*?\>/\<table cellspacing=0 cellpadding=3 width=100 height=80 border=1\>/ig;
$template =~ s/\<tmpl_var\s+page\.position(\d+)\>/$1/ig;
return $template;
}
#-------------------------------------------------------------------
=head2 getTemplateList
Returns a hash reference containing template ids and template titles
for all the page templates available in the system.
=cut
sub getTemplateList {
return WebGUI::Template::getList("Page");
}
#-------------------------------------------------------------------
=head2 getTemplate ( templateId )
Returns an HTML template.
=item templateId
The id of the page template you wish to retrieve.
=cut
sub getTemplate {
my $template = WebGUI::Template::get($_[0],"Page");
$template =~ s/\^(\d+)\;/_newPositionFormat($1)/eg; #compatibility with old-style templates
return $template;
}
#-------------------------------------------------------------------
=head2 getTemplatePositions ( templateId )
Returns a hash reference containing the positions available in
the specified page template.
=item templateId
The id of the page template you wish to retrieve the positions from.
=cut
sub getTemplatePositions {
my (%hash, $template, $i);
tie %hash, "Tie::IxHash";
for ($i=1; $i<=countTemplatePositions($_[0]); $i++) {
$hash{$i} = $i;
}
return \%hash;
}
#-------------------------------------------------------------------
=head2 makeUnique ( pageURL, pageId )
Returns a unique page URL.
=item url
The URL you're hoping for.
=item pageId
The page id of the page you're creating a URL for.
=cut
sub makeUnique {
my ($url, $test, $pageId);
$url = $_[0];
$pageId = $_[1] || "new";
while (($test) = WebGUI::SQL->quickArray("select urlizedTitle from page where urlizedTitle='$url' and pageId<>'$pageId'")) {
if ($url =~ /(.*)(\d+$)/) {
$url = $1.($2+1);
} elsif ($test ne "") {
$url .= "2";
}
}
return $url;
}
1;