Facebook scraper "OpenGraph" support; modules will need to set the required fields (type, image, url) as well as any desired optional or type specific fields. We will set the title during pagebuild.

1 files changed, 43 insertions, 0 deletions

diff --git a/Zotlabs/Web/OpenGraph.php b/Zotlabs/Web/OpenGraph.php
new file mode 100644
index 000000000..b14b2b989
--- /dev/null
+++ b/Zotlabs/Web/OpenGraph.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace Zotlabs\Web;
+
+
+class OpenGraph {
+
+	private $vars = null;
+
+	function __construct() {
+
+		$this->vars = array();
+
+	}
+
+	function set($property,$value) {
+		$this->vars[$property] = $value;
+	}
+
+	function check_required() {
+		if(
+			($this->vars) 
+			&& array_key_exists('og:title',$this->vars) 
+			&& array_key_exists('og:type', $this->vars) 
+			&& array_key_exists('og:image',$this->vars) 
+			&& array_key_exists('og:url',  $this->vars)
+		)
+			return true;
+		return false;
+	}
+
+	function get() {
+		if($this->check_required()) {
+			$o = "\r\n";
+			foreach($this->vars as $k => $v) {
+				$o .= '<meta property="' . $k . '" content="' . urlencode($v) . '" />' . "\r\n" ;
+			}
+			return $o;
+		}
+		return '';
+	}
+
+}
\ No newline at end of file