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<?php |
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/** |
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* Class LP_Query_List_Table |
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*/ |
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class LP_Query_List_Table implements ArrayAccess { |
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/** |
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* @var array|null |
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*/ |
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protected $_data = null; |
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|
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/** |
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* LP_Query_List_Table constructor. |
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* |
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* @param $data |
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*/ |
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public function __construct( $data ) { |
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$this->_data = wp_parse_args( |
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$data, |
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array( |
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'pages' => 0, |
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'total' => 0, |
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'items' => null, |
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'paged' => 1, |
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'limit' => 10, |
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'nav_format' => '%#%/', |
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'nav_base' => '', |
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'single' => __( 'item', 'learnpress' ), |
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'plural' => __( 'items', 'learnpress' ), |
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'format' => '', |
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) |
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); |
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|
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global $wp; |
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if ( ! empty( $wp->query_vars['view_id'] ) && empty( $data['paged'] ) ) { |
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$this->_data['paged'] = absint( $wp->query_vars['view_id'] ); |
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} |
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|
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$this->_init(); |
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} |
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|
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/** |
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* |
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*/ |
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protected function _init() { |
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|
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} |
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|
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/** |
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* @return int |
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*/ |
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public function get_pages() { |
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if ( empty( $this->_data['pages'] ) && $this->_data['total'] ) { |
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$this->_data['pages'] = ceil( $this->_data['total'] / $this->_data['limit'] ); |
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} |
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|
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return absint( $this->_data['pages'] ); |
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} |
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|
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/** |
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* @return int |
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*/ |
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public function get_total() { |
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return absint( $this->_data['total'] ); |
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} |
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|
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/** |
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* @return array |
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*/ |
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public function get_items() { |
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return $this->_data['items']; |
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} |
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|
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/** |
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* @return int |
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*/ |
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public function get_paged() { |
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return max( 1, absint( $this->_data['paged'] ) ); |
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} |
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|
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/** |
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* @return int |
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*/ |
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public function get_limit() { |
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return absint( $this->_data['limit'] ); |
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} |
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|
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/** |
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* Pagination |
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* |
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* @param bool $echo |
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* |
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* @return string |
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*/ |
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public function get_nav_numbers( $echo = true, $base_url = '' ) { |
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if ( ! $base_url ) { |
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$base_url = learn_press_get_current_url(); |
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} |
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if ( ! empty( $this->_data['nav_base'] ) ) { |
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if ( is_callable( $this->_data['nav_base'] ) ) { |
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$base = call_user_func_array( $this->_data['nav_base'], array( $this->_data['nav_format'] ) ); |
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} else { |
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$base = $this->_data['nav_base']; |
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} |
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} else { |
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$base = trailingslashit( preg_replace( '~\/[0-9]+\/?$~', '', $base_url ) ); |
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} |
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|
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return learn_press_paging_nav( |
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array( |
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'num_pages' => $this->get_pages(), |
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'paged' => $this->get_paged(), |
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'echo' => $echo, |
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'format' => $this->_data['nav_format'], |
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'base' => $base, |
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) |
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); |
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} |
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|
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/** |
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* Get range |
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* |
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* @return array |
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*/ |
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public function get_offset() { |
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$from = ( $this->get_paged() - 1 ) * $this->get_limit() + 1; |
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$to = $from + $this->get_limit() - 1; |
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$to = min( $to, $this->get_total() ); |
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if ( $this->get_total() < 1 ) { |
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$from = 0; |
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} |
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|
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return array( $from, $to ); |
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} |
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|
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public function get_offset_text( $format = '', $echo = false ) { |
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$offset = $this->get_offset(); |
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$output = ''; |
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|
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if ( ! $format ) { |
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if ( $this->_data['single'] && $this->_data['plural'] ) { |
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$format = __( 'Displaying {{from}} to {{to}} of {{total}} {{item_name}}.', 'learnpress' ); |
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} else { |
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$format = __( 'Displaying {{from}} to {{to}} of {{total}}.', 'learnpress' ); |
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} |
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} |
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|
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$output = str_replace( |
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array( '{{from}}', '{{to}}', '{{total}}', '{{item_name}}' ), |
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array( |
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$offset[0], |
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$offset[1], |
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$this->get_total(), |
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$this->get_total() < 2 ? $this->_data['single'] : $this->_data['plural'], |
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), |
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$format |
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); |
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|
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if ( $echo ) { |
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echo wp_kses_post( $output ); |
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} |
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|
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return $output; |
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} |
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|
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public function get_nav( $format = '', $echo = false, $base_url = '' ) { |
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$output = ''; |
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$offset = $this->get_offset_text( empty( $format ) ? $this->_data['format'] : $format, false ); |
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$numbers = $this->get_nav_numbers( false, $base_url ); |
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|
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if ( $offset && $numbers ) { |
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$output = sprintf( '<div class="learn-press-nav-items">%s%s</div>', $offset, $numbers ); |
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} |
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|
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if ( $echo ) { |
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echo wp_kses_post( $output ); |
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} |
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|
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return $output; |
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} |
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|
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public function offsetExists( $offset ) { |
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return array_key_exists( $offset, $this->_data ); |
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} |
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|
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public function offsetGet( $offset ) { |
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return array_key_exists( $offset, $this->_data ) ? $this->_data[ $offset ] : false; |
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} |
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|
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public function offsetSet( $offset, $value ) { |
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$this->_data[ $offset ] = $value; |
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} |
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|
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public function offsetUnset( $offset ) { |
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return false; |
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} |
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} |
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|
