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<?php
/*
Plugin Name: Lyte Helper
Plugin URI: http://blog.futtta.be/category/wp-youtube-lyte/
Description: Lyte Helper contains some helper functions to make WP YouTube Lyte even more flexible
Author: Frank Goossens (futtta)
Version: 0.2
Author URI: http://blog.futtta.be/
*/

/**
available filter hooks: lyte_settings, lyte_content_preparse, lyte_match_preparse_fragment, lyte_match_postparse_template, lyte_content_postparse, lyte_css, lyte_docaptions, lyte_match_thumburl
available action hooks; lyte_actionsfilters
*/

/** force widget text to be parsed as well using lyte_actionsfilters action */
// add_action('lyte_actionsfilters','lyte_force_widgets',10,0);
function lyte_force_widgets() {
	add_filter('widget_text', 'lyte_parse', 4);
}

/** force wp youtube lyte to act on normal youtube url's as well using lyte_content_preparse filter */
// add_filter('lyte_content_preparse','lyte_force_nonhttpv',10,1);
function lyte_force_nonhttpv($content) {
	$content=preg_replace('/^https?:\/\/(www.)?youtu(be.com|.be)\/(watch\?v=)?/m','httpv://www.youtube.com/watch?v=',$content);
        return $content;
        }

/** force hqThumb for all lytes using lyte_match_preparse_fragment */
// add_filter('lyte_match_preparse_fragment','lyte_force_hqthumb',10,1);
function lyte_force_hqthumb($httpv) {
        if (strpos($httpv,"hqThumb")===FALSE) {
			if (strpos($httpv,"#")===FALSE) {
				$httpv.="#hqThumb=1";
			} else {
				$httpv.="&hqThumb=1";
			}
		}
        return $httpv;
}

/** force showinfo=0 for all lytes using lyte_match_preparse_fragment filter */
// add_filter('lyte_match_preparse_fragment','lyte_force_noinfo',10,1);
function lyte_force_noinfo($httpv) {
        if (strpos($httpv,"showinfo")===FALSE) {
			if (strpos($httpv,"#")===FALSE) {
				$httpv.="#showinfo=0";
			} else {
				$httpv.="&showinfo=0";
			}
		}
        return $httpv;
}

/** add clickable video thumbnail to excerpt.*/
// add_filter('lyte_match_postparse_template','lyte_override_excerpt_template',10,2);
function lyte_override_excerpt_template($content,$type) {
		global $lyteSettings, $vid, $postID;
		if ($type==="excerpt") {
			$content = "<a href=\"".get_permalink( $postID )."\"><img src=\"".$lyteSettings['scheme']."://i.ytimg.com/vi/".$vid."/0.jpg\" alt=\"YouTube Video\"></a>";
		}
        return $content;
}

/** change setting from within code using lyte_settings filter */
// add_filter('lyte_settings','lyte_change_settings',10,1);
function lyte_change_settings($settingsArray) {
	$settingsArray['links']="0";
	return $settingsArray;
}

/** disable captions lookup */
// add_filter('lyte_docaptions','lyte_nocaptions',10,0);
function lyte_nocaptions() {
	return false;
}

/** force lyte javascript (which includes css) to be loaded in head instead of footer */
// lyte_force_jshead();
function lyte_force_jshead() {
	add_filter('wp_head', lyte_init);
	global $lynited;
	$lynited=true;
	}

/** function to filter out httpv/a links from description tag as generated by all in one seo pack */
// add_filter('aioseop_description','lyte_filter_aioseop_description');
function lyte_filter_aioseop_description($description) {
	return preg_replace('/\shttp(v|a):\/\/([^\s<]*)/','',$description);
}

/** function to override thumbnail used for a video */
// add_filter('lyte_match_thumburl','lyte_my_own_thumburl');
function lyte_my_own_thumburl($thumb) {
        return "http://images.vrt.be/mobile320/2014/08/05/8570f3aa-1c9e-11e4-b923-00163edf75b7.jpg";
}

/** change lyte css, for example to load Robota fond and force bottom control visible */
// add_filter('lyte_css','fgo_lyte_change_css',10,1);
function fgo_lyte_change_css($lyte_css) {
	// import robota
        $lyte_css="@import url(https://fonts.googleapis.com/css?family=Roboto&subset=latin,latin-ext);".$lyte_css;
	// show bottom control
	$lyte_css.=" .ctrl{display:block !important;}";
        return $lyte_css;
	}

/** don't do lyte on mobile to avoid users having to press play twice */
// add_filter('lyte_do_mobile','no_lyte_on_mobile',10,0);
function no_lyte_on_mobile(){
	return false;
	}
?>

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