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<?php
namespace Zotlabs\Web;
class HttpMeta {
private $vars = null;
private $og = null;
function __construct() {
$this->vars = array();
$this->og = array();
}
function set($property,$value) {
if(strpos($property,'og:') === 0)
$this->og[$property] = $value;
else
$this->vars[$property] = $value;
}
function check_required() {
if(
($this->og)
&& array_key_exists('og:title',$this->og)
&& array_key_exists('og:type', $this->og)
&& array_key_exists('og:image',$this->og)
&& array_key_exists('og:url', $this->og)
)
return true;
return false;
}
function get_field($field) {
if(strpos($field,'og:') === 0)
$arr = $this->og;
else
$arr = $this->vars;
if($arr && array_key_exists($field,$arr) && $arr[$field])
return $arr[$field];
return false;
}
function get() {
$o = '';
if($this->vars) {
foreach($this->vars as $k => $v) {
$o .= '<meta property="' . $k . '" content="' . urlencode($v) . '" />' . "\r\n" ;
}
}
if($this->check_required()) {
foreach($this->og as $k => $v) {
$o .= '<meta property="' . $k . '" content="' . urlencode($v) . '" />' . "\r\n" ;
}
}
if($o)
return "\r\n" . $o;
return $o;
}
}
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