/**
* Output Open Graph <meta> tags in the page header.
*/
function opengraph_meta_tags()
{
$metadata = opengraph_metadata();
foreach ($metadata as $key => $value) {
if (empty($key) || empty($value)) {
continue;
}
$value = (array) $value;
foreach ($value as $v) {
echo '<meta property="' . esc_attr($key) . '" content="' . esc_attr($v) . '" />' . "\n";
}
}
}
/**
* Output Open Graph <meta> tags in the page header.
*/
function opengraph_meta_tags()
{
$metadata = opengraph_metadata();
foreach ($metadata as $key => $value) {
if (empty($key) || empty($value)) {
continue;
}
$value = (array) $value;
foreach ($value as $v) {
// check if "strict mode" is enabled
if (OPENGRAPH_STRICT_MODE === false) {
// use "property" and "name"
printf('<meta property="%1$s" name="%1$s" content="%2$s" />' . PHP_EOL, esc_attr($key), esc_attr($v));
} else {
// use "name" attribute for Twitter Cards
if (stripos($key, 'twitter:') === 0) {
printf('<meta name="%1$s" content="%2$s" />' . PHP_EOL, esc_attr($key), esc_attr($v));
} else {
// use "property" attribute for Open Graph
printf('<meta property="%1$s" content="%2$s" />' . PHP_EOL, esc_attr($key), esc_attr($v));
}
}
}
}
}
/**
* Output Open Graph <meta> tags in the page header.
*/
function opengraph_meta_tags()
{
$metadata = opengraph_metadata();
foreach ($metadata as $key => $value) {
if (empty($key) || empty($value)) {
continue;
}
$value = (array) $value;
foreach ($value as $v) {
printf('<meta property="%1$s" name="%1$s" content="%2$s" />' . "\n", esc_attr($key), esc_attr($v));
}
}
}
/**
* Output Open Graph <meta> tags in the page header.
*/
function opengraph_meta_tags()
{
global $opengraph_prefix_set;
$prefix = '';
if (!$opengraph_prefix_set) {
$prefix = 'prefix="og: ' . esc_attr(OPENGRAPH_PREFIX_URI) . '" ';
}
$metadata = opengraph_metadata();
foreach ($metadata as $key => $value) {
if (empty($key) || empty($value)) {
continue;
}
echo '<meta ' . $prefix . 'property="' . esc_attr($key) . '" content="' . esc_attr($value) . '" />' . "\n";
}
}
