<?php
error_reporting(E_ALL | E_STRICT);
require_once dirname(__FILE__) . '/../anewt.lib.php';
anewt_include('xml/dom');
anewt_include('gpc');
$doc = new AnewtXMLDomDocument();
if (AnewtGPC::get_bool('debug')) {
$doc->set_content_type('text/plain');
}
$root = $doc->create_element('Toplevel', array('foo' => 'bar', 'bar' => '&baz'));
$root->set_attribute('foo', null);
// remove attribute
$doc->append_child($root);
$element1 = $root->append_child($doc->create_element('SomeElement'));
$element1->append_child($doc->create_text_node('Some & text.'));
$element1->append_child($doc->create_raw_node(' Some <b>previously marked up</b> text.'));
$element1->append_child_raw(' Some more text with <b>markup</b>.');
$element1->append_child($doc->create_comment('This is a comment -- containing << strange characters >>.'));
$element1->append_child($doc->create_text_node(' Even more text.'));
$element2 = $root->append_child($doc->create_element('SomeElement'));
$frag = $doc->create_document_fragment();
$frag->append_child($doc->create_text_node('AAA.'));
$frag->append_child($doc->create_text_node('BBB.'));
$frag->append_child($doc->create_text_node('CCC.'));
$element2->append_child($frag);
$sub1 = $element2->append_child($doc->create_element('Sub1'));
$sub1->append_child($doc->create_element('Sub2'));
$sub2 = $sub1->append_child($doc->create_element('Sub2'));
$sub3 = $sub2->append_child($doc->create_element('Sub3'));
$sub3->append_child($doc->create_text_node('First content in sub 3'));
/**
* Render this page into XHTML.
*
* This methods renders the whole page into a complete XHTML page. Usually
* you want to use flush() to output the page to the browser.
*
* \return
* The rendered page as a string.
*
* \see AnewtPage::flush
*/
public function render()
{
/* Create basic element nodes */
$head = new AnewtXMLDomElement('head');
$body = new AnewtXMLDomElement('body');
$head->always_render_closing_tag = true;
$body->always_render_closing_tag = true;
/* Content-type in meta tag. This must be the first element inside the
* <head>...</head> element. */
$head->append_child(ax_meta(array('http-equiv' => 'Content-type', 'content' => $this->build_content_type_charset())));
/* Base URI */
$base_uri = $this->_get('base-uri');
if (!is_null($base_uri)) {
assert('is_string($base_uri); // base-uri must be a simple string');
/* Employ a simple heuristic to make sure we use an absolute URI, as
* is required by the HTML specification. */
if (!str_contains($base_uri, '://')) {
$base_uri = AnewtRequest::canonical_base_url() . $base_uri;
}
$base = new AnewtXHTMLBase();
$base->set_attribute('href', $base_uri);
$head->append_child($base);
}
/* Page title (always include, even if empty, since this is required by
* the HTML specification) */
$title = $this->_get('title');
$head->append_child(ax_title($title));
/* Dublin Core metadata. See http://dublincore.org/documents/dcq-html/ * */
if ($this->_get('show-dublin-core')) {
$head->append_child(ax_link(array('rel' => 'schema.DC', 'href' => 'http://purl.org/dc/elements/1.1/')));
$head->append_child(ax_meta_name_content('DC.language', $this->_get('language')));
if (!is_null($title)) {
$head->append_child(ax_meta_name_content('DC.title', $title));
}
if ($this->_isset('creator')) {
$head->append_child(ax_meta_name_content('DC.creator', $this->_get('creator')));
}
if ($this->_isset('description')) {
$head->append_child(ax_meta_name_content('DC.description', $this->_get('description')));
}
if ($this->_isset('date')) {
$date = $this->get('date');
} else {
$date = AnewtDateTime::now();
}
$head->append_child(ax_meta_name_content('DC.date', AnewtDateTime::date($date)));
}
/* Powered by Anewt! */
$generator = $this->_get('generator');
if (!is_null($generator)) {
assert('is_string($generator);');
$head->append_child(ax_meta_name_content('generator', $generator));
}
/* Robots */
$robots = $this->_get('robots');
if (!is_null($robots)) {
assert('is_string($robots);');
$head->append_child(ax_meta(array('name' => 'robots', 'content' => $robots)));
}
/* Links (including stylesheets) and JavaScripts */
$head->append_children($this->_links);
$head->append_children($this->_javascripts);
/* Favicon */
$favicon = $this->_get('favicon');
if (!is_null($favicon)) {
assert('is_string($favicon);');
$head->append_child(ax_link_favicon($favicon));
}
/* Body content */
if ($this->_get('blocks')) {
/* This is a page using div blocks */
if ($this->_content && $this->_content->has_child_nodes()) {
throw new AnewtException('Pages using blocks should not have content outside blocks.');
}
/* The buffer holding all content is either a wrapper div or an
* invisible fragment (both XML nodes, so the API is the same). */
if ($this->_get('use-wrapper-div')) {
$buffer = ax_div_id(null, $this->_get('wrapper-div-id'));
} else {
$buffer = ax_fragment();
}
/* Add the content */
foreach ($this->_get('blocks') as $block_name) {
$block = $this->get_block($block_name);
$buffer->append_child(ax_div_id($block, $block_name));
unset($block);
unset($div);
}
$body->append_child($buffer);
} else {
/* This page has no blocks, so we use the nodes in _content instead
* (if any) */
if ($this->_blocks) {
throw new AnewtException('Pages not using blocks should not have content in blocks');
}
if ($this->_content) {
$body->append_child($this->_content);
}
}
/* Assemble the top level elements */
$document = new AnewtXMLDomDocument();
$document->set_document_type($this->_get('document-type'));
$document->set_content_type($this->_get('content-type'));
$document->set_encoding($this->_get('encoding'));
$html = new AnewtXMLDomElement('html', array('xmlns' => 'http://www.w3.org/1999/xhtml', 'xml:lang' => $this->_get('language'), 'lang' => $this->_get('language')));
$html->append_child($head);
$html->append_child($body);
$document->append_child($html);
return $document;
}
/**
* Build an XML document for this channel
*/
private function build_document()
{
/* Build the channel and description properties*/
$channel = new AnewtXMLDomElement('channel');
foreach ($this->properties as $property => $property_spec) {
list($tagname, $status, $type) = $property_spec;
$element = AnewtRssChannel::_build_rss_element($this, $property, $tagname, $status, $type);
if (is_null($element)) {
continue;
}
$channel->append_child($element);
unset($element);
}
/* Always add 'docs' element */
$d = new AnewtXMLDomElement('docs');
$d->append_child(new AnewtXMLDomText('http://www.rssboard.org/rss-specification'));
$channel->append_child($d);
/* Add an atom:link element. Only call the canonical_url() method if no
* explicit url was provided. */
$url = $this->_get('url');
if (is_null($url)) {
$url = AnewtRequest::canonical_url();
}
$channel->append_child(new AnewtXMLDomElement('atom:link', array('href' => $url, 'rel' => 'self', 'type' => $this->_get('content-type'))));
/* Loop over items in the channel and append those */
foreach ($this->items as $item) {
$channel->append_child($item->_build_element());
}
/* Final output */
$document = new AnewtXMLDomDocument();
$document->set_content_type($this->_get('content-type'));
$document->set_encoding($this->_get('encoding'));
$rss = new AnewtXMLDomElement('rss', array('version' => '2.0', 'xmlns:atom' => 'http://www.w3.org/2005/Atom'));
$rss->append_child($channel);
$document->append_child($rss);
return $document;
}
