' . $link . '';
}
return $link;
}
add_filter( 'wp_link_pages_link', 'hivelite_link_pages' );
function hivelite_excerpt_length( $length ) {
return 18;
}
add_filter( 'excerpt_length', 'hivelite_excerpt_length', 999 );
function hivelite_validate_gravatar( $email ) {
if ( !empty($email) ) {
// Craft a potential url and test the response
$email_hash = md5( strtolower( trim( $email ) ) );
if ( is_ssl() ) {
$host = 'https://secure.gravatar.com';
} else {
$host = sprintf( "http://%d.gravatar.com", ( hexdec( $email_hash[0] ) % 2 ) );
}
$uri = $host . '/avatar/' . $email_hash . '?d=404';
//make request and test response
if ( 404 === wp_remote_retrieve_response_code( wp_remote_get( $uri ) ) ) {
$has_valid_avatar = false;
} else {
$has_valid_avatar = true;
}
return $has_valid_avatar;
}
return false;
}
/**
* Wrap more link
*/
function hivelite_read_more_link( $link ) {
return '' . $link . '
';
}
add_filter( 'the_content_more_link', 'hivelite_read_more_link' );
/**
* PHP's DOM classes are recursive but don't provide an implementation of
* RecursiveIterator. This class provides a RecursiveIterator for looping over DOMNodeList
*
* taken from here: http://php.net/manual/en/class.domnodelist.php#109301
*/
class HiveLite_DOMNodeRecursiveIterator extends ArrayIterator implements RecursiveIterator {
public function __construct (DOMNodeList $node_list) {
$nodes = array();
foreach($node_list as $node) {
$nodes[] = $node;
}
parent::__construct($nodes);
}
public function getRecursiveIterator(){
return new RecursiveIteratorIterator($this, RecursiveIteratorIterator::SELF_FIRST);
}
public function hasChildren () {
return $this->current()->hasChildNodes();
}
public function getChildren () {
return new self($this->current()->childNodes);
}
}
/**
* Based on a set of rules we will try and introduce bold, italic and bold-italic sections in the title
*/
function hivelite_auto_style_title( $title ) {
if ( in_the_loop() ) {
//we need to use the DOM because the title may have some markup in it due to user input or plugins messing with the title
$dom = new DOMDocument( '1.0', 'utf-8' );
//need to encode the utf-8 characters
$dom->loadHTML( '' . '' . $title . '' ); //we wrap it ourselves so PHP doesn't add more markup wrapping
$dom->encoding = 'UTF-8';
$dit = new RecursiveIteratorIterator(
new HiveLite_DOMNodeRecursiveIterator($dom->childNodes),
RecursiveIteratorIterator::SELF_FIRST);
foreach( $dit as $node ) {
if ($node->nodeType == XML_PI_NODE)
$dom->removeChild($node); // remove hack
if ($node->nodeName == '#text') {
//Make UPPERCASE words BOLD - at least two characters
$node->nodeValue = preg_replace( '/\b([\p{Lu}][\p{Lu}]+)\b/u', '$1', $node->nodeValue );
//Make words followed by ! bold
$node->nodeValue = preg_replace( '/\b(\w+\!)/u', '$1', $node->nodeValue );
//Make everything in quotes italic
// first the regular quotes
$node->nodeValue = preg_replace( '/(\"[^\"]+\")/', '$1', $node->nodeValue );
// then fancy quotes
$node->nodeValue = preg_replace( '/(\&\#8220\;[^\"]+\&\#8221\;)/', '$1', $node->nodeValue );
//Make everything between () italic
$node->nodeValue = preg_replace( '/(\([^\(\)]+\))/', '$1', $node->nodeValue );
//Make everything between : and ! or ? italic
$node->nodeValue = preg_replace( '/(?<=\:)([^\:\!\?]+[\!|\?]\S*)/', '$1', $node->nodeValue );
//Make everything between start and : bold
$node->nodeValue = preg_replace( '/(\A[^\:]+\:)/', '$1', $node->nodeValue );
//Make a title with only one ? in it, bold at the left and italic at the right
$node->nodeValue = preg_replace( '/(\A[^\?\:\!]+\?)([^\?\:\!]+)\z/', '$1$2', $node->nodeValue );
}
}
# remove removeChild( $dom->doctype );
# remove
$dom->replaceChild( $dom->firstChild->firstChild, $dom->firstChild );
//decode the specialchars because saveHTML() will do that for us :(
$title = htmlspecialchars_decode( $dom->saveHTML() );
#remove the tags we've just added
$title = preg_replace( '#(.*?)#i', '\1', $title );
}
return wp_kses( $title, array(
'strong' => array(),
'em' => array(),
'b' => array(),
'i' => array(),
) );
}
/**
* Generate the Google Fonts URL
*
* Based on this article http://themeshaper.com/2014/08/13/how-to-add-google-fonts-to-wordpress-themes/
*/
function hivelite_fonts_url() {
$fonts_url = '';
/* Translators: If there are characters in your language that are not
* supported by Noto Serif, translate this to 'off'. Do not translate
* into your own language.
*/
$noto_serif = _x( 'on', 'Noto Serif font: on or off', 'hive-lite' );
/* Translators: If there are characters in your language that are not
* supported by Playfair Display, translate this to 'off'. Do not translate
* into your own language.
*/
$playfair_display = _x( 'on', 'Playfair Display font: on or off', 'hive-lite' );
if ( 'off' !== $noto_serif || 'off' !== $playfair_display ) {
$font_families = array();
if ( 'off' !== $noto_serif ) {
$font_families[] = 'Noto Serif:400,700,400italic';
}
if ( 'off' !== $playfair_display ) {
$font_families[] = 'Playfair Display:400,700,900,400italic,700italic,900italic';
}
$query_args = array(
'family' => rawurlencode( implode( '|', $font_families ) ),
'subset' => rawurlencode( 'latin,latin-ext' ),
);
$fonts_url = add_query_arg( $query_args, 'https://fonts.googleapis.com/css' );
}
return $fonts_url;
}
/**
* Add "Styles" drop-down
*/
function hivelite_mce_editor_buttons( $buttons ) {
array_unshift($buttons, 'styleselect' );
return $buttons;
}
add_filter( 'mce_buttons_2', 'hivelite_mce_editor_buttons' );
/**
* Add styles/classes to the "Styles" drop-down
*/
function hivelite_mce_before_init( $settings ) {
$style_formats =array(
array( 'title' => esc_html__( 'Intro Text', 'hive-lite' ), 'selector' => 'p', 'classes' => 'intro'),
array( 'title' => esc_html__( 'Dropcap', 'hive-lite' ), 'inline' => 'span', 'classes' => 'dropcap'),
array( 'title' => esc_html__( 'Highlight', 'hive-lite' ), 'inline' => 'span', 'classes' => 'highlight' ),
array( 'title' => esc_html__( 'Two Columns', 'hive-lite' ), 'selector' => 'p', 'classes' => 'twocolumn', 'wrapper' => true )
);
$settings['style_formats'] = json_encode( $style_formats );
return $settings;
}
add_filter( 'tiny_mce_before_init', 'hivelite_mce_before_init' );
/**
* Fix skip link focus in IE11.
*
* This does not enqueue the script because it is tiny and because it is only for IE11,
* thus it does not warrant having an entire dedicated blocking script being loaded.
*
* @link https://git.io/vWdr2
*/
function hivelite_skip_link_focus_fix() {
// The following is minified via `terser --compress --mangle -- js/skip-link-focus-fix.js`.
?>