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LEARN ABOUT DEBIAN
rdf::redland::rss
RDF::Redland::RSS(3pm) User Contributed Perl Documentation RDF::Redland::RSS(3pm)
NAME
RDF::Redland::RSS - Redland RSS 1.0 Class
SYNOPSIS
use RDF::Redland::RSS;
...
my $rss=RDF::Redland::RSS->new_from_model($model);
my $rss2=new RDF::Redland::RSS("http://example.com/test.rdf");
...
for my $channel ($rss->channels) {
...
print "channel title is ",$channel->title->as_string,"
"; # UTF-8
}
my(@items)=$channel->items;
# Print channel items (URI, title)
for my $item (@items) {
print "item ",$item->uri->as_string, " ", $item->title->as_string, "
";
}
...
print $rss->as_xhtml(width => 320, align => 'right');
DESCRIPTION
A class for processing RSS 1.0 as RDF, traversing the resulting graph using RSS propertiiies and formatting the output as XHTML.
CONSTRUCTORS
new SOURCE_URI_STRING [BASE_URI_STRING]
Process RSS 1.0 at source URI SOURCE_URI_STRING. If the BASE_URI_STRING string is given then use that as the base URI rather than the
source URI.
new MODEL
Process RSS 1.0 from content stored in RDF::Redland::Model MODEL.
METHODS
channels
Return the RSS channels (<channel> tags) as a list of RDF::Redland::RSS::Node objects.
items
Return the RSS items (<item> tags) as a list of RDF::Redland::RSS::Node objects.
image
Return the RSS 1.0 image (<image> tag) as an RDF::Redland::RSS::Node object.
textinput
Return the RSS 1.0 textinput (<textinput> tag) as an RDF::Redland::RSS::Node object.
as_xhtml (key1 => value1, key2 => value2, ...)
Return a formatted XHTML string (or full XHTML document) representing the RSS 1.0 content with various options set as listed in the
section below.
The parameters to this method are mostly from the specification of the viewRssBox macro at http://macros.userland.com/viewRssBox
AS_XHTML OPTIONS
boxTitle
A string, is the text displayed in the title of the box. It defaults to the title element of the channel.
align
A string, has three possible values, left, right or the empty string. The HTML table is either left-aligned, right-aligned or not
aligned. It defaults to the empty string.
width
A number, is the width of the box, in pixels. It defaults to 125. Note that the title bar determines the minimum width of the box, if
you're having trouble getting it to be narrower, try shortening boxTitle.
frameColor
A string, is the hex browser color for the frame of the box. Defaults to "#000000".
titleBarTextColor
A string, is the hex browser color for the text in the title bar of the box. Defalults to "#000000".
titleBarColor
A string, is the hex browser color for the title bar of the box. Defaults to "#ADD8E6".
boxFillColor
A string, is the hex browser color for the main part of the box. Defaults to "#FFFFFF".
time
A string, is text that's displayed as the time to the right of the box title. Defaults to "".
hspace
A number, is the number of pixels to the left and right of the box. Defaults to 0.
vspace
A number, is the number of pixels above and below the box. Defaults to 0.
full
If set to any value, returns a full XHTML document. Defaults to returning an HTML fragment.
imageAlign
A string, has two possible values, left or right. The channel image is either left-aligned or right-aligned. It defaults to right
aligned.
NAME
RDF::Redland::RSS::Node - Redland RSS 1.0 Node Class
DESCRIPTION
Class representing concepts in an RSS 1.0 RDF graph.
CONSTRUCTORS
No public constructors. Nodes are created either by methods of this class or RDF::Redland::RSS.
METHODS
title
Get the RSS titles for channel, image, item or textinput. Returns either a list or first one found depending on calling context.
link
Get the RSS link for channel, image, item or textinput. Returns either a list or first one found depending on calling context.
description
Get the Dublin Core description element or RSS description for channel, item or textinput. Returns either a list or first one found
depending on calling context.
image_url
Get the RSS image URL string for an image. Returns either a list or first one found depending on calling context.
name
Get the RSS name for a textinput. Returns either a list or first one found depending on calling context.
items
Get the RSS items in a channel as a list of RDF::Redland::RSS::Node objects.
image
Get the image of a channel as an RDF::Redland::RSS::Node object or undef if not present.
textinput
Get the textinput of a channel as an RDF::Redland::RSS::Node object or undef if not present.
property PROPERTY
Get the value of the named property off an RDF::Redland::RSS::Node where PROPERTY is an RDF::Redland::Node or RDF::Redland::RSS::Node.
Returns a list of RDF::Redland::RSS::Node objects or first one found depending on calling context.
properties
Get all properties off the RDF::Redland::RSS::Node. Returns a list of RDF::Redland::RSS::Node objects.
properties_with_ns_prefix NS_PREFIX
Get all unique properties of the RDF::Redland::RSS::Node which have namespace URI prefix NS_PREFIX. Returns a list of the properties
as RDF::Redland::RSS::Node objects.
SEE ALSO
RDF::Redland::Model and RSS 1.0 web pages at http://purl.org/rss/1.0/
AUTHOR
Dave Beckett - http://www.dajobe.org/
perl v5.14.2 2011-02-04 RDF::Redland::RSS(3pm)
