://(www\.)?instagr(\.am|am\.com)/p/.*#i' => 'instagram',
'#https?://(open|play)\.spotify\.com/.*#i' => 'spotify',
'#https?://(.+\.)?imgur\.com/.*#i' => 'imgur',
'#https?://(www\.)?meetu(\.ps|p\.com)/.*#i' => 'meetup',
'#https?://(www\.)?issuu\.com/.+/docs/.+#i' => 'issuu',
'#https?://(www\.)?collegehumor\.com/video/.*#i' => 'collegehumor',
'#https?://(www\.)?mixcloud\.com/.*#i' => 'mixcloud',
'#https?://(www\.|embed\.)?ted\.com/talks/.*#i' => 'ted',
'#https?://(www\.)?(animoto|video214)\.com/play/.*#i' => 'animoto',
'#https?://(.+)\.tumblr\.com/post/.*#i' => 'tumblr',
'#https?://(www\.)?kickstarter\.com/projects/.*#i' => 'kickstarter',
'#https?://kck\.st/.*#i' => 'kickstarter',
'#https?://cloudup\.com/.*#i' => 'cloudup',
'#https?://(www\.)?reverbnation\.com/.*#i' => 'reverbnation',
'#https?://videopress.com/v/.*#' => 'wordpresscom',
'#https?://(www\.)?reddit\.com/r/[^/]+/comments/.*#i' => 'reddit',
'#https?://(www\.)?speakerdeck\.com/.*#i' => 'speakerdeck',
'#https?://(www\.)?facebook\.com/.*#i' => 'facebook',
);
return apply_filters( 'snax_oembed_url_to_provider_name_map', $map );
}
/**
* Return embed provider "unique name" => "WP post format" map
*
* @return array
*/
function snax_get_oembed_provider_name_to_post_format_map() {
$map = array(
'youtube' => 'video',
'vimeo' => 'video',
'dailymotion' => 'video',
'flickr' => 'image',
'smugmug' => 'image',
'hulu' => 'video',
'photobucket' => 'image',
'scribd' => '',
'wordpresstv' => 'video',
'polldaddy' => '',
'funnyordie' => 'video',
'twitter' => 'status',
'vine' => 'video',
'soundcloud' => 'audio',
'slideshare' => '',
'instagram' => 'image',
'spotify' => 'audio',
'imgur' => 'image',
'meetup' => '',
'issuu' => 'image',
'collegehumor' => 'image',
'mixcloud' => 'audio',
'ted' => 'video',
'animoto' => 'video',
'tumblr' => 'image',
'kickstarter' => '',
'cloudup' => 'video',
'reverbnation' => 'audio',
'wordpresscom' => '',
'reddit' => '',
'speakerdeck' => '',
'facebook' => '',
);
return apply_filters( 'snax_oembed_provider_name_to_post_format_map', $map );
}
/**
* Return predefined embed providers config
*
* @return array
*/
function snax_get_embed_code_providers() {
$providers = array(
/*
* YOUTUBE
*
* Url to share: https://youtu.be/SyKSWlIioD0
*
* Code to embed:
*
*/
'youtube' => array(
'url_pattern' => '/https?:\/\/www\.youtube\.com\/embed\/([^"]+)/', // Reguired. Pattern to find embed url in embed code.
'url_callback' => 'snax_convert_to_youtube_oembed_url', // Optional. Convert found embed url to be oEmbed valid url. Default: embed url.
),
/*
* TWITTER
*
* Url to share: https://twitter.com/sanderwagner/status/722002889498062848
*
* Code to embed:
*
*
*/
'twitter' => array(
'url_pattern' => '/https?:\/\/twitter\.com\/[^\/]+\/status\/\d+/',
),
/*
* INSTAGRAM
*
* Url to share: https://www.instagram.com/p/BEappqDuS3M/?taken-by=kimkardashian
*
* Code to embed:
*
*
*
*
* blue lagoon!
*
*
* Zdjęcie zamieszczone przez użytkownika Kim Kardashian West (@kimkardashian)
*
*
*
*/
'instagram' => array(
'url_pattern' => '/https?:\/\/www\.instagram\.com\/p\/[^\/]+\//',
'url_callback' => 'snax_convert_to_instagram_oembed_url',
),
/*
* VIMEO
*
* Url to share: https://vimeo.com/73252373
*
* Code to embed:
*
*
* Day edit at Lower Big Sandy, West Virginia
* from
* FATTY BROWN
* on
* Vimeo.
*
*/
'vimeo' => array(
'url_pattern' => '/https?:\/\/vimeo\.com\/\d+/',
),
/*
* VINE
*
* Url to share: https://vine.co/v/iUrEF7eQmdb
*
* Code to embed:
*
*
*/
'vine' => array(
'url_pattern' => '/https?:\/\/vine\.co\/v\/[^\/]+/',
),
/*
* DAILYMOTION
*
* Url to share: http://dai.ly/x47155f
*
* Code to embed:
*
*
* CAPTAIN AMERICA VS GREY HULK - EPIC BATTLE
* przez KjraGaming
*/
'dailymotion' => array(
'url_pattern' => '/dailymotion\.com\/embed\/video\/([^\/"]+)/',
'url_callback' => 'snax_convert_to_dailymotion_oembed_url',
),
/*
* FACEBOOK
*
* Url to share: WP doesn't support (1.08.16) FaceBook oEmbed
*
* Code to embed (Post):
*
*
* Code to embed (Video):
*
*/
'facebook' => array(
'url_pattern' => '/(https?:\/\/www\.facebook\.com\/plugins\/[a-z]+\.php\?href=[^&]+)[^"]+" width="(\d+)" height="(\d+)"/',
'url_callback' => 'snax_convert_to_facebook_oembed_url',
),
);
return apply_filters( 'snax_get_embed_code_providers', $providers );
}
/**
* Filter the embed HTML
*
* @param string $html Embed code.
* @param string $url Embed URL.
* @param array $attr Attributes.
*
* @return string
*/
function snax_filter_embed_html( $html, $url, $attr ) {
$providers = snax_get_embed_code_providers();
// Instagram.
if ( preg_match( $providers['instagram']['url_pattern'], $url, $matches ) ) {
// Disable captions.
if ( false !== strpos( $url, 'snax-ig-captions=0' ) ) {
$html = str_replace( 'data-instgrm-captioned', '', $html );
}
}
return $html;
}
/**
* Try to extract url from passed embed code
*
* @param string $code Iframe.
*
* @return string Valid url or empty string.
*/
function snax_extract_oembed_url( $code ) {
$url = '';
$providers = snax_get_embed_code_providers();
foreach ( $providers as $provider_id => $provider ) {
if ( preg_match( $provider['url_pattern'], $code, $matches ) ) {
$url = $matches[0];
// Run extra parser to conver url if needed.
if ( ! empty( $provider['url_callback'] ) && is_callable( $provider['url_callback'] ) ) {
$url = call_user_func( $provider['url_callback'], $matches, $code );
}
break;
}
}
return apply_filters( 'snax_extract_oembed_url', $url, $code );
}
/**
* Check whether url points to valid oEmbed service
*
* @param string $url oEmbed url.
*
* @return bool
*/
function snax_is_oembed_url( $url ) {
require_once( ABSPATH . WPINC . '/class-oembed.php' );
$oembed = _wp_oembed_get_object();
$html = $oembed->get_html( $url );
return false !== $html;
}
/**
* Return oEmbed provider
*
* @param string $url oEmbed url.
*
* @return false|string
*/
function snax_get_oembed_provider( $url ) {
require_once( ABSPATH . WPINC . '/class-oembed.php' );
$oembed = _wp_oembed_get_object();
return $oembed->get_provider( $url );
}
/**
* Build oEmbed YouTube url
*
* @param array $matches Regex found parts.
*
* @return mixed|void
*/
function snax_convert_to_youtube_oembed_url( $matches ) {
$youtube_movie_id = $matches[1];
$url = 'https://youtu.be/' . $youtube_movie_id;
return apply_filters( 'snax_convert_to_youtube_oembed_url', $url, $matches );
}
/**
* Build oEmbed Instagram URL
*
* @param array $matches Regex found parts.
* @param string $code Embed code.
*
* @return mixed|void
*/
function snax_convert_to_instagram_oembed_url( $matches, $code ) {
$url = $matches[0];
// Instagram without captions.
if ( false === strpos( $code, 'data-instgrm-captioned' ) ) {
$url = add_query_arg( 'snax-ig-captions', '0', $url );
}
return apply_filters( 'snax_convert_to_instagram_oembed_url', $url, $matches );
}
/**
* Build oEmbed Dailymotion url
*
* @param array $matches Regex found parts.
*
* @return mixed|void
*/
function snax_convert_to_dailymotion_oembed_url( $matches ) {
$movie_id = $matches[1];
$url = 'http://dai.ly/' . $movie_id;
return apply_filters( 'snax_convert_to_dailymotion_oembed_url', $url, $matches );
}
/**
* Build oEmbed FaceBook url
*
* @param array $matches Regex found parts.
*
* @return mixed|void
*/
function snax_convert_to_facebook_oembed_url( $matches ) {
$url = $matches[1];
$width = $matches[2];
$height = $matches[3];
$width_height = sprintf( '&width=%d&height=%d', $width, $height );
$url .= $width_height;
return apply_filters( 'snax_convert_to_facebook_oembed_url', $url, $matches );
}
/**
* Use short-circuit to compose Facebook oEmbed HTML, until FB native support will be added.
*
* @param null|string $result The UNSANITIZED (and potentially unsafe) HTML that should be used to embed. Default null.
* @param string $url The URL to the content that should be attempted to be embedded.
*
* @return mixed HTML or null if not allowed.
*/
function snax_facebook_oembed_result( $result, $url ) {
// FB regular post.
if ( false !== strpos( $url, 'facebook.com/plugins/post.php' ) ) {
// Grab the post width and height from url query string.
if ( preg_match( '/width=(\d+)&height=(\d+)/', $url, $matches ) ) {
$attr = array(
'width' => $matches[1],
'height' => $matches[2],
);
// If failed, fall back to embed defaults.
} else {
$attr = wp_embed_defaults( $url );
}
$result = sprintf(
'',
$url,
$attr['width'],
$attr['height']
);
}
// FB video post.
if ( false !== strpos( $url, 'facebook.com/plugins/video.php' ) ) {
$attr = wp_embed_defaults( $url );
$result = sprintf(
'',
$url,
$attr['width'],
$attr['height']
);
}
return $result;
}
/**
* Get the embed title TODO
*
* @param str $embed_code Url or iframe code.
* @return str
*/
function snax_get_embed_title( $embed_code ) {
$embed_meta = snax_get_embed_metadata( $embed_code );
$title = false;
remove_filter( 'oembed_providers', '__return_empty_array' );
$wp_oembed = new WP_oEmbed();
add_filter( 'oembed_providers', '__return_empty_array' );
$provider_url = $wp_oembed->get_provider( $embed_meta['url'] );
if ( ! empty( $provider_url ) ) {
$json = file_get_contents( $provider_url . '?url=' . $embed_meta['url']);
$json = json_decode( $json );
$title = $json->title;
}
return (string) $title;
}
/**
* Set Embedly as the only oEmbed provider
*/
function snax_add_embedly_providers() {
if ( ! snax_is_embedly_enabled() ) {
return;
}
add_filter( 'oembed_providers', '__return_empty_array' );
$provider_uri = snax_embedly_uri();
wp_oembed_add_provider( '#https?://[^\s]+#i', $provider_uri, true );
}
/**
* Build Embedly provider URL
*
* @return str
*/
function snax_embedly_uri() {
$embedly_api_key = snax_get_embedly_api_key();
$cards_controls = snax_is_embedly_buttons() ? '1' : '0';
$cards_theme = snax_is_embedly_dark_skin() ? '1' : '0';
$cards_width = snax_get_embedly_width();
$cards_align = snax_get_embedly_alignment();
if ( $cards_theme) {
$cards_theme = 'dark';
} else {
$cards_theme = 'light';
}
$option_params = array(
'cards_controls=' . $cards_controls,
'&cards_theme=' . $cards_theme,
'&cards_align=' . $cards_align,
);
if ( $cards_width> 0 ) {
$option_params[] = '&cards_width=' . $cards_width;
}
$base = apply_filters( 'snax_embedly_base_uri', 'https://api.embedly.com/2/card' );
$param_str = '?';
foreach ( $option_params as $key => $value ) {
$param_str .= $value;
}
$key = apply_filters( 'snax_embedly_base_key', 'cedd0120dd674379ab8c9689f2cfe588' );
if ( snax_embedly_verify_cards_key( $embedly_api_key ) ) {
$param_str .= '&cards_key=' . $embedly_api_key;
}
$key_param = '&key=' . $key;
$param_str .= $key_param;
return $base . $param_str;
}
/**
* Get and save the cards API key using the Embedly API key set in options
*
* @param str $api_key Embedly API key.
* @return bool
*/
function snax_embedly_verify_cards_key( $api_key ) {
if ( ! $api_key ) {
return false;
}
$transient = '_snax_verification_embedly_api_key_' . $api_key;
if ( '1' === get_transient( $transient ) ){
return true;
}
$url = apply_filters( 'snax_embedly_obtain_key_url', 'http://api.embed.ly/1/feature?feature=card_details&key=' );
$url .= $api_key;
$result = wp_remote_retrieve_body( wp_remote_get( $url ) );
$result = json_decode( $result );
if ( isset( $result->error_code ) ) {
return false;
}
if ( $result ) {
$verification = $result->card_details;
set_transient( $transient, $verification, 4 * 60 * 60 );
return true;
} else {
return false;
}
}
/**
* Ensure that the Embedly script is there if needed
*
* @param str $content The post content.
* @return str
*/
function snax_add_embedly_script( $content ) {
if ( ! snax_is_embedly_enabled() ) {
return $content;
}
$embedly_script = apply_filters( 'snax_embedly_script_code', '' );
preg_match_all( '/ 0 && substr_count( $content, $embedly_script ) === 0 ) {
$content .= $embedly_script;
}
return $content;
}
Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, function "snax_add_embedly_providers" not found or invalid function name in /htdocs/wp-includes/class-wp-hook.php:324
Stack trace:
#0 /htdocs/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#1 /htdocs/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#2 /htdocs/wp-settings.php(559): do_action('plugins_loaded')
#3 /htdocs/wp-config.php(98): require_once('/htdocs/wp-sett...')
#4 /htdocs/wp-load.php(50): require_once('/htdocs/wp-conf...')
#5 /htdocs/wp-blog-header.php(13): require_once('/htdocs/wp-load...')
#6 /htdocs/index.php(17): require('/htdocs/wp-blog...')
#7 {main}
thrown in /htdocs/wp-includes/class-wp-hook.php on line 324