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| Dir : /home/trave494/live2news.com/wp-content/plugins/video-central/Radium/Video/Shortcodes.php |
<?php
/**
* Video Central Shortcodes
*
* @package Video Central
* @subpackage Shortcodes
*/
if ( !class_exists( 'Radium_Video_Shortcodes' ) ) :
/**
* Video Central Shortcode Class
*
* @since 1.0.0
*/
class Radium_Video_Shortcodes {
/** Vars ******************************************************************/
/**
* @var array Shortcode => function
*/
public $codes = array();
/** Functions *************************************************************/
/**
* Add the register_shortcodes action to video_central_init
*
* @since 1.0.0
*
* @uses setup_globals()
* @uses add_shortcodes()
*/
public function __construct() {
$this->setup_globals();
$this->add_shortcodes();
}
/**
* Shortcode globals
*
* @since 1.0.0
* @access private
*
* @uses apply_filters()
*/
private function setup_globals() {
// Setup the shortcodes
$this->codes = apply_filters( 'video_central_shortcodes', array(
/** Videos ********************************************************/
'video-central-index' => array( $this, 'display_videos_index' ), // Video Index
'video-central-single-video' => array( $this, 'display_video' ), // Specific video - pass an 'id' attribute
'video-central-playlist' => array( $this, 'display_playlist' ), // Video Player playlist
'video-central-slider-grid' => array( $this, 'video_slider_grid' ), // Video Player shortcode
/** Video Category ****************************************************/
'video-central-video-categories' => array( $this, 'display_video_categories' ), // All video categories in a cloud
'video-central-single-category' => array( $this, 'display_videos_of_category' ), // Videos of category
/** Video Tags ****************************************************/
'video-central-video-tags' => array( $this, 'display_video_tags' ), // All video tags in a cloud
'video-central-single-tag' => array( $this, 'display_videos_of_tag' ), // Videos of Tag
/** Views *********************************************************/
'video-central-search' => array( $this, 'display_search' ), // search view
'video-central-search-form' => array( $this, 'display_search_form' ), // search view
'video-central-view' => array( $this, 'display_view' ), // Single view
'video-central-single-video' => array( $this, 'player' ), // Single video
'video-central-subtitle' => array( $this, 'subtitle_track' )
) );
}
/**
* Register the Video Central shortcodes
*
* @since 1.0.0
*
* @uses add_shortcode()
* @uses do_action()
*/
private function add_shortcodes() {
foreach ( (array) $this->codes as $code => $function ) {
add_shortcode( $code, $function );
}
}
/**
* Unset some globals in the $video_central object that hold query related info
*
* @since 1.0.0
*/
private function unset_globals() {
$video_central = video_central();
// Unset global queries
$video_central->video_query = new WP_Query();
// Unset global ID's
$video_central->current_video_id = 0;
// Reset the post data
wp_reset_postdata();
}
/** Output Buffers ********************************************************/
/**
* Start an output buffer.
*
* This is used to put the contents of the shortcode into a variable rather
* than outputting the HTML at run-time. This allows shortcodes to appear
* in the correct location in the_content() instead of when it's created.
*
* @since 1.0.0
*
* @param string $query_name
*
* @uses video_central_set_query_name()
* @uses ob_start()
*/
private function start( $query_name = '' ) {
// Set query name
video_central_set_query_name( $query_name );
// Start output buffer
ob_start();
}
/**
* Return the contents of the output buffer and flush its contents.
*
* @since( r3079)
*
* @uses Radium_Video_Shortcodes::unset_globals() Cleans up global values
* @return string Contents of output buffer.
*/
private function end() {
// Unset globals
$this->unset_globals();
// Reset the query name
video_central_reset_query_name();
// Return and flush the output buffer
return ob_get_clean();
}
/** Video shortcodes ******************************************************/
/**
* Display an index of all visible root level videos in an output buffer
* and return to ensure that post/page contents are displayed first.
*
* @since 1.0.0
*
* @param array $attr
* @param string $content
* @uses video_central_has_videos()
* @uses get_template_part()
* @return string
*/
public function display_videos_index() {
// Unset globals
$this->unset_globals();
// Start output buffer
$this->start( 'video_central_video_archive' );
video_central_get_template_part( 'content', 'archive-video' );
// Return contents of output buffer
return $this->end();
}
/**
* Display the contents of a specific video ID in an output buffer
* and return to ensure that post/page contents are displayed first.
*
* @since 1.0.0
*
* @param array $attr
* @param string $content
* @uses get_template_part()
* @uses video_central_single_video_description()
* @return string
*/
public function display_video( $attr, $content = '' ) {
// Sanity check required info
if ( !empty( $content ) || ( empty( $attr['id'] ) || !is_numeric( $attr['id'] ) ) )
return $content;
// Set passed attribute to $video_id for clarity
$video_id = video_central()->current_video_id = $attr['id'];
// Bail if ID passed is not a video
if ( !video_central_is_video( $video_id ) )
return $content;
// Start output buffer
$this->start( 'video_central_single_video' );
// Check video caps
if ( video_central_user_can_view_video( array( 'video_id' => $video_id ) ) ) {
video_central_get_template_part( 'content', 'single-video' );
}
// Return contents of output buffer
return $this->end();
}
/**
* Display a grid video slider
* and return to ensure that post/page contents are displayed first.
*
* @since 1.0.0
*
* @param array $attr
* @param string $content
* @uses get_template_part()
* @uses video_central_single_video_description()
* @return string
*/
public function video_slider_grid( $attr, $content = '' ) {
// Unset globals
$this->unset_globals();
// Start output buffer
$this->start( 'video_central_video_slider' );
video_central_get_template_part( 'content', 'video-slider-grid' );
// Return contents of output buffer
return $this->end();
}
/** Views *****************************************************************/
/**
* Display the contents of a specific view in an output buffer and return to
* ensure that post/page contents are displayed first.
*
* @since 1.0.0
*
* @param array $attr
* @param string $content
* @uses get_template_part()
* @return string
*/
public function display_view( $attr, $content = '' ) {
// Sanity check required info
if ( empty( $attr['id'] ) )
return $content;
// Set passed attribute to $view_id for clarity
$view_id = $attr['id'];
// Start output buffer
$this->start( 'video_central_single_view' );
// Unset globals
$this->unset_globals();
// Set the current view ID
video_central()->current_view_id = $view_id;
// Load the view
video_central_view_query( $view_id );
// Output template
video_central_get_template_part( 'content', 'single-view' );
// Return contents of output buffer
return $this->end();
}
/** Query Filters *********************************************************/
/**
* Filter the query for the video index
*
* @since 1.0.0
*
* @param array $args
* @return array
*/
public function display_video_index_query( $args = array() ) {
$args['author'] = 0;
$args['show_stickies'] = true;
$args['order'] = 'DESC';
return $args;
}
/** Video Categories ************************************************************/
/**
* Display a tag cloud of all video categories in an output buffer and return to
* ensure that post/page contents are displayed first.
*
* @since 1.0.0
*
* @return string
*/
public function display_video_categories($attr, $content = '') {
extract(shortcode_atts(array(
'show_count' => true,
'hierarchical' => true,
'dropdown' => false,
'title_li' => '',
'show_option_none' => __('Select Category', "video_central" )
), $attr));
// Unset globals
$this->unset_globals();
// Start output buffer
$this->start( 'video_central_video_categories' );
$args = array(
'taxonomy' => video_central_get_video_category_tax_id(),
'orderby' => 'name',
'show_count' => $show_count,
'hierarchical' => $hierarchical
);
if ( $dropdown ) {
$args['show_option_none'] = $show_option_none;
wp_dropdown_categories(apply_filters('video_central_shortcode_video_categories_dropdown_args', $args));
?>
<script type='text/javascript'>
/* <![CDATA[ */
var dropdown = document.getElementById("cat");
function onCatChange() {
if ( dropdown.options[dropdown.selectedIndex].value > 0 ) {
location.href = "<?php echo home_url(); ?>/?video_category="+dropdown.options[dropdown.selectedIndex].value;
}
}
dropdown.onchange = onCatChange;
/* ]]> */
</script>
<?php } else { ?><ul><?php
$args['title_li'] = $title_li;
wp_list_categories(apply_filters('video_central_shortcode_video_categories_args', $args));
?>
</ul>
<?php
}
// Return contents of output buffer
return $this->end();
}
/**
* Filter the query for video categories
*
* @since 1.0.0
*
* @param array $args
* @return array
*/
public function display_videos_of_category_query( $args = array() ) {
$args['tax_query'] = array( array(
'taxonomy' => video_central_get_video_category_tax_id(),
'field' => 'id',
'terms' => video_central()->current_video_category_id
) );
return $args;
}
/**
* Display the contents of a specific video categories in an output buffer
* and return to ensure that post/page contents are displayed first.
*
* @since 1.0.0
*
* @param array $attr
* @param string $content
* @uses get_template_part()
* @return string
*/
public function display_videos_of_category( $attr, $content = '' ) {
// Sanity check required info
if ( !empty( $content ) || ( empty( $attr['id'] ) || !is_numeric( $attr['id'] ) ) )
return $content;
// Unset globals
$this->unset_globals();
// Filter the query
if ( ! video_central_is_video_category() ) {
add_filter( 'video_central_before_has_videos_parse_args', array( $this, 'display_videos_of_category_query' ) );
}
// Start output buffer
$this->start( 'video_central_video_category' );
// Set passed attribute to $category_id for clarity
video_central()->current_video_category_id = $category_id = $attr['id'];
// Output template
video_central_get_template_part( 'content', 'archive-video' );
// Return contents of output buffer
return $this->end();
}
/** Video Tags ************************************************************/
/**
* Display a tag cloud of all video tags in an output buffer and return to
* ensure that post/page contents are displayed first.
*
* @since 1.0.0
*
* @return string
*/
public function display_video_tags() {
// Unset globals
$this->unset_globals();
// Start output buffer
$this->start( 'video_central_video_tags' );
// Output the video tags
wp_tag_cloud( array(
'smallest' => 9,
'largest' => 38,
'number' => 80,
'taxonomy' => video_central_get_video_tag_tax_id()
) );
// Return contents of output buffer
return $this->end();
}
/**
* Filter the query for video tags
*
* @since 1.0.0
*
* @param array $args
* @return array
*/
public function display_videos_of_tag_query( $args = array() ) {
$args['tax_query'] = array( array(
'taxonomy' => video_central_get_video_tag_tax_id(),
'field' => 'id',
'terms' => video_central()->current_video_tag_id
) );
return $args;
}
/**
* Display the contents of a specific video tag in an output buffer
* and return to ensure that post/page contents are displayed first.
*
* @since 1.0.0
*
* @param array $attr
* @param string $content
* @uses get_template_part()
* @return string
*/
public function display_videos_of_tag( $attr, $content = '' ) {
// Sanity check required info
if ( !empty( $content ) || ( empty( $attr['id'] ) || !is_numeric( $attr['id'] ) ) )
return $content;
// Unset globals
$this->unset_globals();
// Filter the query
if ( ! video_central_is_video_tag() ) {
add_filter( 'video_central_before_has_videos_parse_args', array( $this, 'display_videos_of_tag_query' ) );
}
// Start output buffer
$this->start( 'video_central_video_tag' );
// Set passed attribute to video_central()->current_video_tag_id for clarity
video_central()->current_video_tag_id = $attr['id'];
// Output template
video_central_get_template_part( 'content', 'archive-video' );
// Return contents of output buffer
return $this->end();
}
/* The [video-central] or [videojs] shortcode */
function player( $atts, $content=null ) {
//video_central__player_js_swf();
extract(shortcode_atts(array(
'mp4' => '',
'webm' => '',
'ogg' => '',
'youtube' => '',
'poster' => '',
'width' => '640',
'height' => '264',
'preload' => 'true',
'autoplay' => 'false',
'loop' => '',
'controls' => '',
'id' => null,
'class' => '',
'muted' => ''
), $atts));
$dataSetup = array();
return video_central_get_player( $id );
// MP4 Source Supplied
if ($mp4)
$mp4_source = '<source src="'.$mp4.'" type=\'video/mp4\' />';
else
$mp4_source = '';
// WebM Source Supplied
if ($webm)
$webm_source = '<source src="'.$webm.'" type=\'video/webm; codecs="vp8, vorbis"\' />';
else
$webm_source = '';
// Ogg source supplied
if ($ogg)
$ogg_source = '<source src="'.$ogg.'" type=\'video/ogg; codecs="theora, vorbis"\' />';
else
$ogg_source = '';
if ($youtube) {
$dataSetup['forceSSL'] = 'true';
$dataSetup['techOrder'] = array("youtube");
$dataSetup['src'] = $youtube;
}
// Poster image supplied
if ($poster)
$poster_attribute = ' poster="'.$poster.'"';
else
$poster_attribute = '';
// Preload the video?
if ($preload == "auto" || $preload == "true" || $preload == "on")
$preload_attribute = ' preload="auto"';
elseif ($preload == "metadata")
$preload_attribute = ' preload="metadata"';
else
$preload_attribute = ' preload="none"';
// Autoplay the video?
if ($autoplay == "true" || $autoplay == "on")
$autoplay_attribute = " autoplay";
else
$autoplay_attribute = "";
// Loop the video?
if ($loop == "true")
$loop_attribute = " loop";
else
$loop_attribute = "";
// Controls?
if ($controls == "false")
$controls_attribute = "";
else
$controls_attribute = " controls";
// Is there a custom class?
if ($class)
$class = ' ' . $class;
// Muted?
if ( $muted == "true" )
$muted_attribute = " muted";
else
$muted_attribute = "";
// Tracks
if(!is_null( $content ))
$track = do_shortcode($content);
else
$track = "";
$jsonDataSetup = str_replace('\\/', '/', json_encode($dataSetup));
if($id) $id = 'id="{$id}";';
//Output the <video> tag
$videojs = <<<_end_
<video class="video-js vjs-default-skin{$class}" width="{$width}" height="{$height}"{$poster_attribute}{$controls_attribute}{$preload_attribute}{$autoplay_attribute}{$loop_attribute}{$muted_attribute} data-setup='{$jsonDataSetup}'>
{$mp4_source}
{$webm_source}
{$ogg_source}{$track}
</video>
_end_;
return $videojs;
}
/* The [track] shortcode */
function subtitle_track($atts, $content=null){
extract(shortcode_atts(array(
'kind' => '',
'src' => '',
'srclang' => '',
'label' => '',
'default' => ''
), $atts));
if($kind)
$kind = " kind='" . $kind . "'";
if($src)
$src = " src='" . $src . "'";
if($srclang)
$srclang = " srclang='" . $srclang . "'";
if($label)
$label = " label='" . $label . "'";
if($default == "true" || $default == "default")
$default = " default";
else
$default = "";
$track = "<track" . $kind . $src . $srclang . $label . $default . " />";
return $track;
}
/**
* The Video player shortcode.
*
* This implements the functionality of the Video Shortcode for displaying
* WordPress mp4s in a post.
*
* @since 3.6.0
*
* @param array $attr Attributes of the shortcode.
* @return string HTML content to display video.
*/
function video_player( $attr ) {
global $content_width;
$post_id = get_post() ? get_the_ID() : 0;
static $instances = 0;
$instances++;
$video = null;
$default_types = wp_get_video_extensions();
$defaults_atts = array(
'src' => '',
'poster' => '',
'loop' => '',
'autoplay' => '',
'preload' => 'metadata',
'height' => 360,
'width' => empty( $content_width ) ? 820 : $content_width,
'upload_source' => 'self',
);
foreach ( $default_types as $type )
$defaults_atts[$type] = '';
$atts = shortcode_atts( $defaults_atts, $attr, 'video' );
extract( $atts );
$w = $width;
$h = $height;
if ( is_admin() && $width > 600 )
$w = 600;
elseif ( ! is_admin() && $w > $defaults_atts['width'] )
$w = $defaults_atts['width'];
if ( $w < $width )
$height = round( ( $h * $w ) / $width );
$width = $w;
$primary = false;
if ( ! empty( $src ) ) {
$type = wp_check_filetype( $src, wp_get_mime_types() );
$primary = true;
array_unshift( $default_types, 'src' );
} else {
foreach ( $default_types as $ext ) {
if ( ! empty( $ext ) ) {
$type = wp_check_filetype( $ext, wp_get_mime_types() );
if ( $type['ext'] === $ext )
$primary = true;
}
}
}
if ( ! $primary ) {
$videos = get_attached_media( 'video', $post_id );
if ( empty( $videos ) )
return;
$video = reset( $videos );
$src = wp_get_attachment_url( $video->ID );
if ( empty( $src ) )
return;
array_unshift( $default_types, 'src' );
}
$library = apply_filters( 'video_central_shortcode_library', 'mediaelement' );
if ( 'mediaelement' === $library && did_action( 'init' ) ) {
wp_dequeue_style( 'wp-mediaelement' );
wp_enqueue_style( 'video-central-mediaelement-skin' );
wp_enqueue_script( 'wp-mediaelement' );
}
$atts = array(
'class' => apply_filters( 'video_central_shortcode_class', 'video-central-player video-central-skin' ),
'id' => sprintf( 'video-%d-%d', $post_id, $instances ),
'width' => absint( $width ),
'height' => absint( $height ),
'poster' => esc_url( $poster ),
'loop' => $loop,
'autoplay' => $autoplay,
'preload' => $preload,
);
// These ones should just be omitted altogether if they are blank
foreach ( array( 'poster', 'loop', 'autoplay', 'preload' ) as $a ) {
if ( empty( $atts[$a] ) )
unset( $atts[$a] );
}
$attr_strings = array();
foreach ( $atts as $k => $v ) {
$attr_strings[] = $k . '="' . esc_attr( $v ) . '"';
}
$html = null;
if ( 'mediaelement' === $library && 1 === $instances )
$html .= "<!--[if lt IE 9]><script>document.createElement('video');</script><![endif]-->\n";
$html .= sprintf( '<video %s controls="controls">', join( ' ', $attr_strings ) );
$fileurl = '';
$source = '<source type="%s" src="%s" />';
foreach ( $default_types as $fallback ) {
if ( ! empty( $fallback ) && $upload_source == 'self' ) {
if ( empty( $fileurl ) )
$fileurl = $fallback;
$type = wp_check_filetype( $fallback, wp_get_mime_types() );
// m4v sometimes shows up as video/mpeg which collides with mp4
if ( 'm4v' === $type['ext'] ) {
$type['type'] = 'video/m4v';
}
$html .= sprintf( $source, $type['type'], esc_url( $fallback ) );
}
}
if ( $upload_source == 'youtube') {
$video_type = 'video/youtube';
$html .= sprintf( $source, $video_type, esc_url( $src ) );
}
if ( 'mediaelement' === $library )
$html .= wp_mediaelement_fallback( $fileurl );
$html .= '</video>';
$html = sprintf( '<div class="video-central-player-wrapper" style="width: %dpx; max-width: 100%%;">%s</div>', $width, $html );
return apply_filters( 'video_central_shortcode', $html, $atts, $video, $post_id, $library );
}
/** Search ****************************************************************/
/**
* Display the search form in an output buffer and return to ensure
* post/page contents are displayed first.
*
* @since 1.0.0
*
* @uses get_template_part()
*/
public function display_search_form() {
// Bail if search is disabled
if ( ! video_central_allow_search() ) {
return;
}
// Start output buffer
$this->start( 'video_central_search_form' );
// Output templates
video_central_get_template_part( 'form', 'search' );
// Return contents of output buffer
return $this->end();
}
/**
* Display the contents of search results in an output buffer and return to
* ensure that post/page contents are displayed first.
*
* @since 1.0.0
*
* @param array $attr
* @param string $content
* @uses video_central_search_query()
* @uses get_template_part()
*/
public function display_search( $attr, $content = '' ) {
// Sanity check required info
if ( !empty( $content ) ) {
return $content;
}
// Bail if search is disabled
if ( ! video_central_allow_search() ) {
return;
}
// Trim search attribute if it's set
if ( isset( $attr['search'] ) ) {
$attr['search'] = trim( $attr['search'] );
}
// Set passed attribute to $search_terms for clarity
$search_terms = empty( $attr['search'] ) ? video_central_get_search_terms() : $attr['search'];
// Unset globals
$this->unset_globals();
// Set terms for query
set_query_var( video_central_get_search_rewrite_id(), $search_terms );
// Start output buffer
$this->start( video_central_get_search_rewrite_id() );
// Output template
video_central_get_template_part( 'content', 'search' );
// Return contents of output buffer
return $this->end();
}
/**
* Display the contents of a specific video ID in an output buffer
* and return to ensure that post/page contents are displayed first.
*
* @since 1.2.0
*
* @param array $attr
* @param string $content
* @uses get_template_part()
* @uses video_central_single_video_description()
* @return string
*/
public function display_playlist( $attr, $content = '' ) {
if(!function_exists('video_central_get_playlist_id')) return __('Playlist feature not available', 'video_central');
// Sanity check required info
if ( !empty( $content ) || ( empty( $attr['id'] ) ) )
return $content;
$playlist_instance = 0;
video_central()->playlist_instance++;
// check if attr is set
if( !is_array( $attr ) || !array_key_exists('id', $attr) ){
return;
}
/**
* Filter the playlist output.
*
* Passing a non-empty value to the filter will short-circuit generation
* of the default playlist output, returning the passed value instead.
*
* @since 1.2.0
*
* @param string $output Playlist output. Default empty.
* @param array $attr An array of shortcode attributes.
* @param int $instance Unique numeric ID of this playlist shortcode instance.
*/
$output = apply_filters( 'video_central_playlist_shortcode', '', $attr, $playlist_instance );
if ( $output != '' ) {
return $output;
}
$attr = shortcode_atts( array(
'id' => '',
'order' => 'ASC',
'orderby' => 'menu_order ID',
'style' => 'light',
), $attr, 'video_central_playlist' );
if ( is_feed() ) {
$output = "\n";
foreach ( $attachments as $att_id => $attachment ) {
$output .= video_central_get_video_permalink( $att_id ) . "\n";
}
return $output;
}
$output .= '<div id="video-central-playlist-' . video_central_get_playlist_id().'" class="video-central-playlist loading">';
$output .= video_central_get_playlist($attr);
$output .= '</div>';
return $output;
}
}
endif;