src/models/Page.php
public function meta_html()
	{
		$html = '';
		if ($this->title) {
			$html .= '<meta name="og:title" content="' . $this->title . '" />' . "\n";
			$html .= '<meta name="twitter:title" content="' . $this->title . '" />' . "\n";
		}
		if ($this->meta_description) {
			$html .= '<meta name="description" content="' . $this->meta_description . '" />' . "\n";
			$html .= '<meta name="og:description" content="' . $this->meta_description . '" />' . "\n";
			$html .= '<meta name="twitter:description" content="' . $this->meta_description . '" />' . "\n";
		}
		if ($this->meta_keywords) {
			$html .= '<meta name="keywords" content="' . $this->meta_keywords . '" />' . "\n";
		}
		if ($this->url) {
			$html .= '<meta name="og:url" content="' . $this->link() . '" />' . "\n";
			$html .= '<meta name="twitter:url" content="' . $this->link() . '" />' . "\n";
		}
		if ($this->og_type) {
			$html .= '<meta name="og:type" content="' . $this->og_type . '" />' . "\n";
		}
		if ($this->og_image) {
			$html .= '<meta name="og:image" content="' . $this->og_image . '" />' . "\n";
		}
		if ($this->twitter_card) {
			$html .= '<meta name="twitter:card" content="' . $this->twitter_card . '" />' . "\n";
		}
		if ($this->twitter_image) {
			$html .= '<meta name="twitter:image" content="' . $this->twitter_image . '" />' . "\n";
		}
		return $html;
	}
public function meta_html()
	{
		$html = '';
		if ($this->title) {
			$html .= '<meta name="og:title" content="' . $this->title . '" />' . "\n";
			$html .= '<meta name="twitter:title" content="' . $this->title . '" />' . "\n";
		}
		if ($this->meta_description) {
			$html .= '<meta name="description" content="' . $this->meta_description . '" />' . "\n";
			$html .= '<meta name="og:description" content="' . $this->meta_description . '" />' . "\n";
			$html .= '<meta name="twitter:description" content="' . $this->meta_description . '" />' . "\n";
		}
		if ($this->meta_keywords) {
			$html .= '<meta name="keywords" content="' . $this->meta_keywords . '" />' . "\n";
		}
		if ($this->url) {
			$html .= '<meta name="og:url" content="' . $this->link() . '" />' . "\n";
			$html .= '<meta name="twitter:url" content="' . $this->link() . '" />' . "\n";
		}
		if ($this->og_type) {
			$html .= '<meta name="og:type" content="' . $this->og_type . '" />' . "\n";
		}
		if ($this->og_image) {
			$html .= '<meta name="og:image" content="' . $this->og_image . '" />' . "\n";
		}
		if ($this->twitter_card) {
			$html .= '<meta name="twitter:card" content="' . $this->twitter_card . '" />' . "\n";
		}
		if ($this->twitter_image) {
			$html .= '<meta name="twitter:image" content="' . $this->twitter_image . '" />' . "\n";
		}
		return $html;
	}
/////////////////////////////////////////////