public function testInstantArticle()
{
$article = InstantArticle::create()->withCanonicalUrl('')->withHeader(Header::create())->addChild(Paragraph::create()->appendText('Some text to be within a paragraph for testing.'))->addChild(Paragraph::create())->addChild(Paragraph::create()->appendText(" \n \t "))->addChild(Image::create())->addChild(Image::create()->withURL(''))->addChild(SlideShow::create()->addImage(Image::create()->withURL('https://jpeg.org/images/jpegls-home.jpg'))->addImage(Image::create()))->addChild(Ad::create()->withSource('http://foo.com'))->addChild(Paragraph::create()->appendText('Other text to be within a second paragraph for testing.'))->addChild(Analytics::create())->withFooter(Footer::create());
$expected = '<!doctype html>' . '<html>' . '<head>' . '<link rel="canonical" href=""/>' . '<meta charset="utf-8"/>' . '<meta property="op:generator" content="facebook-instant-articles-sdk-php"/>' . '<meta property="op:generator:version" content="' . InstantArticle::CURRENT_VERSION . '"/>' . '<meta property="op:markup_version" content="v1.0"/>' . '</head>' . '<body>' . '<article>' . '<p>Some text to be within a paragraph for testing.</p>' . '<figure class="op-slideshow">' . '<figure>' . '<img src="https://jpeg.org/images/jpegls-home.jpg"/>' . '</figure>' . '</figure>' . '<figure class="op-ad">' . '<iframe src="http://foo.com"></iframe>' . '</figure>' . '<p>Other text to be within a second paragraph for testing.</p>' . '</article>' . '</body>' . '</html>';
$result = $article->render();
$this->assertEquals($expected, $result);
$warnings = InstantArticleValidator::check($article);
$this->assertEquals(9, count($warnings));
}
function wpcom_fbia_add_stats_pixel($ia_post)
{
// Get the IA article.
$instant_article = $ia_post->instant_article;
// Create the wpcom stats code.
$hostname = isset($_SERVER['HTTP_HOST']) ? sanitize_text_field(wp_unslash($_SERVER['HTTP_HOST'])) : '';
// input var okay
$url = 'https://pixel.wp.com/b.gif?host=' . $hostname . '&blog=' . $current_blog->blog_id . '&post=' . $post->ID . '&subd=' . str_replace('.wordpress.com', '', $current_blog->domain) . '&ref=&feed=1';
$pixel_html = '<script>
var x = new Image(); x.src = "' . esc_js($url) . '&rand=" +Math.random();
</script>';
// Create our FBIA markup
$fbia_markup = Analytics::create();
$fbia_markup->withHTML($pixel_html);
// Add the FBIA-compatible stats markup to the IA content
$instant_article->addChild($fbia_markup);
}
public function apply($transformer, $instant_article, $node)
{
$analytics = Analytics::create();
// Builds the analytics
$url = $this->getProperty(self::PROPERTY_TRACKER_URL, $node);
if ($url) {
$analytics->withSource($url);
}
$embed_code = $this->getProperty(self::PROPERTY_TRACKER_EMBED_URL, $node);
if ($embed_code) {
$analytics->withHTML($embed_code);
}
if ($url || $embed_code) {
$instant_article->addChild($analytics);
} else {
$transformer->addWarning(new InvalidSelector('embed code or url', $instant_article, $node, $this));
}
return $instant_article;
}
/**
* Add all analytic tracking code(s) an InstantArticle.
*
* @since 0.3
*/
public function add_analytics_from_settings()
{
$settings_analytics = Instant_Articles_Option_Analytics::get_option_decoded();
if (isset($settings_analytics['embed_code_enabled']) && !empty($settings_analytics['embed_code'])) {
$document = new DOMDocument();
$fragment = $document->createDocumentFragment();
$valid_html = @$fragment->appendXML($settings_analytics['embed_code']);
if ($valid_html) {
$this->instant_article->addChild(Analytics::create()->withHTML($fragment));
}
}
if (!empty($settings_analytics['integrations'])) {
$settings_analytics_compats = $settings_analytics['integrations'];
$registered_compat_analytics = Instant_Articles_Option::get_registered_compat('instant_articles_compat_registry_analytics');
foreach ($registered_compat_analytics as $compat_id => $compat_info) {
if (in_array($compat_id, $settings_analytics_compats, true)) {
$document = new DOMDocument();
$fragment = $document->createDocumentFragment();
$valid_html = @$fragment->appendXML($compat_info['payload']);
if ($valid_html) {
$this->instant_article->addChild(Analytics::create()->withHTML($fragment));
}
}
}
}
}
/**
* Adds new child elements to the front of this InstantArticle
*
* @param Element to be added to this Article.
*
* @return $this
*/
public function unshiftChild($child)
{
Type::enforce($child, [Ad::getClassName(), Analytics::getClassName(), AnimatedGIF::getClassName(), Audio::getClassName(), Blockquote::getClassName(), Image::getClassName(), H1::getClassName(), H2::getClassName(), Interactive::getClassName(), ListElement::getClassName(), Map::getClassName(), Paragraph::getClassName(), Pullquote::getClassName(), RelatedArticles::getClassName(), Slideshow::getClassName(), SocialEmbed::getClassName(), Video::getClassName()]);
array_unshift($this->children, $child);
return $this;
}