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<?php if (! defined('ABSPATH')) exit; // Exit if accessed directly |
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abstract class HC3_Ui_Abstract_Element |
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{ |
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protected $el = 'input'; |
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protected $attr = array(); |
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private $no_array = array('id', 'action', 'href', 'cols', 'rows'); |
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|
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protected $uiType = NULL; |
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protected $tags = array(); |
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protected $content = NULL; |
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|
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public function __construct( $el = NULL, $content = NULL ) |
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{ |
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$this->el = $el; |
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$this->content = $content; |
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} |
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|
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public function __toString() |
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{ |
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return '' . $this->render(); |
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} |
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|
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public function tag( $tag, $details = NULL ) |
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{ |
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$details = ($details === NULL) ? $tag : $details; |
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$this->tags[ $tag ] = $details; |
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return $this; |
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} |
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|
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public function getTags() |
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{ |
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return $this->tags; |
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} |
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|
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public function getUiType() |
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{ |
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return $this->uiType; |
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} |
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|
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public function getChildren() |
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{ |
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$return = array( $this->content ); |
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return $return; |
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} |
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|
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public function getContent() |
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{ |
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return $this->content; |
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} |
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|
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public function setChild( $key, $child ) |
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{ |
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$this->content = $child; |
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return $this; |
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} |
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|
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public function margin( $margin ) |
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{ |
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$this->addAttr('class', 'hc-m' . $margin); |
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return $this; |
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} |
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|
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public function marginX( $margin ) |
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{ |
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$this->addAttr('class', 'hc-mx' . $margin); |
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return $this; |
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} |
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|
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public function marginY( $margin ) |
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{ |
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$this->addAttr('class', 'hc-my' . $margin); |
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return $this; |
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} |
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|
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public function padding( $padding ) |
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{ |
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$this->addAttr('class', 'hc-p' . $padding); |
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return $this; |
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} |
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|
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public function paddingX( $padding ) |
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{ |
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$this->addAttr('class', 'hc-px' . $padding); |
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return $this; |
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} |
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|
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public function paddingY( $padding ) |
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{ |
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$this->addAttr('class', 'hc-py' . $padding); |
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return $this; |
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} |
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|
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public function render() |
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{ |
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$el = $this->el; |
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|
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$return = ''; |
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$add_newline = FALSE; |
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|
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if( $el !== NULL ){ |
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$return .= '<' . $el; |
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|
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if( in_array($el, array('script', 'meta', 'link', 'head', 'body')) ){ |
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$add_newline = TRUE; |
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} |
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|
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$attr = $this->getAttr(); |
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foreach( $attr as $key => $val ){ |
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if( is_array($val) ){ |
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$val = join(' ', $val); |
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} |
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|
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if( strlen($val) OR ( substr($key, 0, strlen('data-')) == 'data-') ){ |
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$return .= ' ' . esc_attr($key) . '="' . esc_attr($val) . '"'; |
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} |
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} |
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} |
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|
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if( in_array($el, array('br', 'input', 'link', 'meta')) ){ |
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$return .= '/>'; |
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} |
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else { |
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if( $el !== NULL ){ |
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$return .= '>'; |
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} |
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|
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$return .= $this->content; |
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|
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if( $el !== NULL ){ |
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$return .= '</' . $el . '>'; |
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} |
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} |
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|
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if( $add_newline ){ |
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$return .= "\n"; |
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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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// attribute related functions |
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public function getAttr( $key = NULL ) |
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{ |
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if( $key === NULL ){ |
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$return = $this->attr; |
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} |
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elseif( isset($this->attr[$key]) ){ |
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$return = $this->attr[$key]; |
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} |
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else { |
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$return = array(); |
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} |
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return $return; |
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} |
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|
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public function setAttr( $key, $value ) |
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{ |
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unset( $this->attr[$key] ); |
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return $this->addAttr( $key, $value ); |
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} |
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|
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public function addAttr( $key, $value, $escape = TRUE ) |
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{ |
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if( is_array($value) ){ |
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foreach( $value as $v ){ |
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$this->addAttr( $key, $v ); |
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} |
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return $this; |
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} |
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|
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switch( $key ){ |
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case 'title': |
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if( is_string($value) ){ |
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$value = strip_tags($value); |
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$value = trim($value); |
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} |
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break; |
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|
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case 'class': |
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if( isset($this->attr[$key]) && in_array($value, $this->attr[$key]) ){ |
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return $this; |
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} |
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break; |
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} |
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|
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if( $value === NULL ){ |
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return $this; |
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} |
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|
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if( ! in_array($key, $this->no_array) ){ |
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if( ! is_array($value) ) |
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$value = array( $value ); |
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} |
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|
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if( $escape && in_array($key, array('alt', 'value', 'title')) ){ |
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for( $ii = 0; $ii < count($value); $ii++ ){ |
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$value[$ii] = $this->esc_attr( $value[$ii] ); |
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} |
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} |
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|
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if( in_array($key, $this->no_array) ){ |
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$this->attr[$key] = $value; |
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} |
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else { |
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if( isset($this->attr[$key]) ){ |
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$this->attr[$key] = array_merge( $this->attr[$key], $value ); |
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} |
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else { |
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$this->attr[$key] = $value; |
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} |
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} |
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|
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return $this; |
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} |
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|
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public function esc_attr( $value ) |
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{ |
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if( function_exists('esc_attr') ){ |
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return esc_attr( $value ); |
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} |
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else { |
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$return = htmlspecialchars( $value ); |
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return $return; |
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} |
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} |
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} |
