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<?php |
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/** |
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* UIX Image Control |
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* |
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* @package controls |
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* @author David Cramer |
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* @license GPL-2.0+ |
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* @link |
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* @copyright 2016 David Cramer |
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*/ |
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namespace uix\ui\control; |
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/** |
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* Image picker field |
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* |
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* @since 3.0.0 |
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*/ |
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class image extends \uix\ui\control { |
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/** |
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* The type of object |
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* |
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* @since 1.0.0 |
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* @access public |
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* @var string |
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*/ |
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public $type = 'image'; |
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/** |
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* Checks if the current control is active. |
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* |
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* @since 1.0.0 |
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* @access public |
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*/ |
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public function is_active() { |
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$active = parent::is_active(); |
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if ( true === $active ) { |
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wp_enqueue_media(); |
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} |
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return $active; |
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} |
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/** |
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* Define core UIX scripts - override to register core ( common scripts for |
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* uix type ) |
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* |
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* @since 1.0.0 |
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* @access public |
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*/ |
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public function set_assets() { |
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$this->assets['style']['image-control'] = $this->url . 'assets/controls/image/css/image' . UIX_ASSET_DEBUG . '.css'; |
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$this->assets['script']['image-control'] = [ |
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'src' => $this->url . 'assets/controls/image/js/image' . UIX_ASSET_DEBUG . '.js', |
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'in_footer' => true, |
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]; |
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parent::set_assets(); |
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} |
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/** |
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* Returns the main input field for rendering |
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* |
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* @since 1.0.0 |
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* @see \uix\ui\uix |
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* @access public |
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* @return string Input field HTML string |
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*/ |
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public function input() { |
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$output = '<input type="hidden" value="' . esc_attr( $this->get_value() ) . '" ' . $this->build_attributes() . '>'; |
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$button_text = isset( $this->struct['add_label'] ) ? $this->struct['add_label'] : __( 'Select Image', 'uix' ); |
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$preview_size = isset( $this->struct['preview_size'] ) ? $this->struct['preview_size'] : 'medium'; |
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$type = isset( $this->struct['type'] ) ? $this->struct['type'] : 'id'; |
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$size = isset( $this->struct['size'] ) ? $this->struct['size'] : 'full'; |
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$output .= '<div class="uix-image-control-wrapper" id="' . esc_attr( $this->id() ) . '-wrap">'; |
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if ( null !== $this->get_value() ) { |
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$output .= $this->get_preview( $preview_size ); |
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} |
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$output .= '</div>'; |
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$output .= '<button type="button" data-size="' . esc_attr( $size ) . '" data-type="' . esc_attr( $type ) . '" data-preview-size="' . esc_attr( $preview_size ) . '" data-target="' . esc_attr( $this->id() ) . '" class="button button-small uix-image-control-button">' . esc_html( $button_text ) . '</button>'; |
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return $output; |
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} |
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/** |
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* Render the Control preview. |
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* |
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* @since 1.0.0 |
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* @access public |
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* |
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* @param string $preview_size The size of the preview. |
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* |
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* @return string HTML of rendered preview |
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*/ |
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private function get_preview( $preview_size ) { |
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if ( isset( $this->struct['return_type'] ) && 'url' === $this->struct['return_type'] ) { |
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$url = $this->get_value(); |
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} else { |
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$data = wp_get_attachment_image_src( $this->get_value(), $preview_size ); |
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if ( ! empty( $data ) ) { |
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$url = $data[0]; |
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} |
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} |
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$return = null; |
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if ( ! empty( $url ) ) { |
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$return = '<img src="' . esc_attr( $url ) . '" class="uix-image-control-preview"><a href="#" class="uix-image-control-remove" data-target="' . $this->id() . '"><span class="dashicons dashicons-no"></span></a>'; |
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} |
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} |
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} |
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DavidCramer /
uix
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This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVarassignment in line 1 and the$higherassignment in line 2 are dead. The first because$myVaris never used and the second because$higheris always overwritten for every possible time line.