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<?php |
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/** |
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* Utils for Plugin Groups. |
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* |
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* @package plugin_groups |
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*/ |
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|
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namespace Plugin_Groups; |
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|
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/** |
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* Class Plugin_Groups_Utils |
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*/ |
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class Utils { |
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|
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/** |
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* Get all the attributes from an HTML tag. |
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* |
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* @param string $tag HTML tag to get attributes from. |
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* |
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* @return array |
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*/ |
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public static function get_tag_attributes( $tag ) { |
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$tag = strstr( $tag, ' ', false ); |
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$tag = trim( $tag, '> ' ); |
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$args = shortcode_parse_atts( $tag ); |
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$return = array(); |
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foreach ( $args as $key => $value ) { |
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if ( is_int( $key ) ) { |
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$return[ $value ] = 'true'; |
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continue; |
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} |
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$return[ $key ] = $value; |
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} |
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|
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return $return; |
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} |
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|
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/** |
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* Check if an element type is a void elements. |
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* |
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* @param string $element The element to check. |
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* |
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* @return bool |
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*/ |
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public static function is_void_element( $element ) { |
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$void_elements = array( |
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'area', |
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'base', |
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'br', |
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'col', |
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'embed', |
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'hr', |
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'img', |
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'input', |
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'link', |
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'meta', |
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'param', |
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'source', |
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'track', |
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'wbr', |
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); |
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|
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return in_array( strtolower( $element ), $void_elements, true ); |
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} |
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|
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/** |
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* Build an HTML tag. |
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* |
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* @param string $element The element to build. |
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* @param array $attributes The attributes for the tags. |
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* @param string $content The element content. |
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* |
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* @return string |
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*/ |
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public static function build_tag( $element, $attributes = array(), $content = '' ) { |
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|
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$parts = array( |
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'<' . $element, |
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); |
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if ( ! empty( $attributes ) ) { |
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$parts[] = self::build_attributes( $attributes ); |
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} |
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$suffix = null; |
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if ( self::is_void_element( $element ) ) { |
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$parts[] = '/>'; |
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} else { |
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$parts[] = '>'; |
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$suffix = $content . '</' . $element . '>'; |
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} |
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|
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return implode( ' ', $parts ) . $suffix; |
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} |
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|
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/** |
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* Builds and sanitizes attributes for an HTML tag. |
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* |
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* @param array $attributes Array of key value attributes to build. |
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* |
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* @return string |
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*/ |
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public static function build_attributes( $attributes ) { |
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$parts = array(); |
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foreach ( $attributes as $attribute => $value ) { |
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if ( is_array( $value ) ) { |
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if ( count( $value ) !== count( $value, COUNT_RECURSIVE ) ) { |
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$value = wp_json_encode( $value ); |
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} else { |
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$value = implode( ' ', $value ); |
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} |
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} |
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$parts[] = esc_attr( $attribute ) . '="' . esc_attr( $value ) . '"'; |
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} |
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|
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return implode( ' ', $parts ); |
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|
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} |
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} |
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|
