Ye Olde PHP HTML Tag Function

ye-olde-html-tag-function.php

/**
* FNBX HTML Tag
*
* Core utility function for the writing and manipulation of HTML tags.
*
* @since 1.0
* @echo string
*/
if ( !function_exists( 'fnbx_html_tag' ) ) {
  function fnbx_html_tag( $html = array() ) {
	
		if ( empty( $html ) ) return;
		
		$attributes = '';
		$composite = '';
		$spacer = '';
		if ( !isset( $html['return'] ) ) $html['return'] = false;
		$reserved = array(
			'tag', 'tag_type', 'attributes', 'tag_content', 'tag_content_before', 'tag_content_after', 'return'
		);
	
		foreach ( $html as $name => $option ) {
			if ( in_array( $name, $reserved ) ) continue;
			$attributes .= $name . '="' . $option . '" ';
		}
		
		if ( isset( $html['attributes'] ) ) $attributes .= $html['attributes'] . ' ' . $attributes;
		
		if ( $attributes != '' ) {
			$attributes = rtrim( $attributes );
			$spacer = ' ';
		}
		
		if ( !isset( $html['tag_type'] ) ) $html['tag_type'] = 'default';
		
		if ( isset( $html['tag_content_before'] ) ) $composite .= $html['tag_content_before'];
		
		switch ( $html['tag_type'] ) {
			case 'single':
				if ( isset( $html['tag_content'] ) ) $composite .= $html['tag_content'];
				if ( isset( $html['tag'] ) ) $composite .= '<' . $html['tag'] . $spacer . $attributes . '/>';
				break;
			case 'open':
				if ( isset( $html['tag'] ) ) $composite .= '<' . $html['tag'] . $spacer . $attributes . '>';
				if ( isset( $html['tag_content'] ) ) $composite .= $html['tag_content'];			
				break;
			case 'close':
				if ( isset( $html['tag_content'] ) ) $composite .= $html['tag_content'];		
				if ( isset( $html['tag'] ) ) $composite .= '</' . $html['tag'] . '>';
				break;
			case 'attributes':
				$composite = $attributes;
				break;			
			case 'default':
				if ( isset( $html['tag'] ) ) $composite .= '<' . $html['tag'] . $spacer . $attributes . '>';
				if ( isset( $html['tag_content'] ) ) $composite .= $html['tag_content'];
				if ( isset( $html['tag'] ) ) $composite .= '</' . $html['tag'] . '>';			
				break;
		}
		
		if ( isset( $html['tag_content_after'] ) ) $composite .= $html['tag_content_after'];	
		
		if ( $html['return'] == true ) return $composite ;
	
		echo $composite;
	}
}

//---- It's a sample ----//

/**
* Main Website Title HTML
*
* Writes HTML for website title. H1 by default but may be filtered for homepage div instead
*
* @since 1.0
* @echo string
*/
function fnbx_default_title() {

	$title_link = fnbx_html_tag( array(
		'tag' => 'a',
		'href' => home_url(),
		'rel' => 'home',
		'title' => esc_html( get_bloginfo('name') ),
		'tag_content' => get_bloginfo('name'),
		'return' => true
	) );

	$title_defaults = array(
		'tag' => 'h1',
		'id' => 'blog-title',
		'class' => 'blog-title-',
		'tag_content' => $title_link,
		'tag_content_before' => "\n",
		'tag_content_after' => "\n"
	);

	$title_defaults = apply_filters( 'fnbx_default_title',  $title_defaults );	

	fnbx_html_tag( $title_defaults );	

}

/*
Produces something like

<h1 id="blog-title" class="blog-title-"><a href="" rel="home" title=""></a></h1>
*/