//
// $Log: rss10.inc,v $
// Revision 1.3 2001/05/20 17:58:02 edmundd
// Final distribution tweaks.
//
// Revision 1.2 2001/05/20 17:41:30 edmundd
// Ready for distribution.
//
// Revision 1.1 2001/05/20 17:01:43 edmundd
// First functional draft of code working.
//
// Revision 1.1 2001/05/17 18:17:46 edmundd
// Start of a convenience library to help RSS1.0 creation
//
class RSSWriter {
function RSSWriter($uri, $title, $description, $meta=array()) {
$this->chaninfo=array();
$this->website=$uri;
$this->chaninfo["link"]=$uri;
$this->chaninfo["description"]=$description;
$this->chaninfo["title"]=$title;
$this->items=array();
$this->modules=array("dc" => "http://purl.org/dc/elements/1.1/");
// thanks James Mills for bugfix to this line
$this->channelURI=str_replace("&", "&", "http://" . $GLOBALS["SERVER_NAME"] . $GLOBALS["REQUEST_URI"]);
foreach ($meta as $key => $value) {
$this->chaninfo[$key]=$value;
}
}
function useModule($prefix, $uri) {
$this->modules[$prefix]=$uri;
}
function setImage($imgURI, $imgAlt, $imgWidth=88, $imgHeight=31) {
$this->image=array(
"uri" => $imgURI, "title" => $imgAlt, "width" => $imgWidth,
"height" => $imgHeight);
}
function addItem($uri, $title, $meta=array()) {
$item=array("uri" => $uri, "link" => $uri,
"title" => $this->deTag($title));
foreach ($meta as $key => $value) {
if ($key == "description" || $key == "dc:description") {
$value=$this->deTag($value);
}
$item[$key]=$value;
}
$this->items[]=$item;
}
function serialize() {
$this->preamble();
$this->channelinfo();
$this->image();
$this->items();
$this->postamble();
}
function deTag($in) {
while(ereg('<[^>]+>', $in)) {
$in=ereg_replace('<[^>]+>', '', $in);
}
return $in;
}
function preamble() {
header("Content-type: text/xml");
print '
modules as $prefix => $uri) {
print " xmlns:${prefix}=\"${uri}\"\n";
}
print ">\n\n";
}
function channelinfo() {
print '
';
$i=$this->chaninfo;
foreach (array("title", "link", "dc:source", "description", "dc:language", "dc:publisher",
"dc:creator", "dc:rights") as $f) {
if (isset($i[$f])) {
print " <${f}>" . htmlspecialchars($i[$f]) . "\n";
}
}
if (isset($this->image)) {
print " image["uri"]) . "\" />\n";
}
print " \n";
print " \n";
foreach ($this->items as $i) {
print " \n";
}
print " \n";
print " \n";
print " \n\n";
}
function image() {
if (isset($this->image)) {
print " image["uri"]) . "\">\n";
print " " . htmlspecialchars($this->image["title"]) . "\n";
print " " . htmlspecialchars($this->image["uri"]) . "\n";
print " " . htmlspecialchars($this->website) . "\n";
if ($this->chaninfo["description"])
print " " . htmlspecialchars($this->chaninfo["description"]) .
"\n";
print " \n\n";
}
}
function postamble() {
print '
';
}
function items() {
foreach ($this->items as $item) {
print " - \n";
foreach ($item as $key => $value) {
if ($key!="uri") {
if (is_array($value)) {
foreach ($value as $v1) {
print " <${key}>" . htmlspecialchars($v1) . "\n";
}
} else {
print " <${key}>" . htmlspecialchars($value) . "\n";
}
}
}
print "
\n\n";
}
}
}
?>