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<?php |
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/** |
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* Class that encapsulates the logic for handling date format specified by the user. |
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* |
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* @package Bulk Delete |
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* @author Sudar |
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* |
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* @since 6.0 |
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*/ |
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class Bulk_Delete_Date_Handler { |
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/** |
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* Delete Options. |
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* |
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* @var array |
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*/ |
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protected $delete_options; |
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/** |
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* Date format of meta value that is stored in `wp_post_meta` table.. |
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* |
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* @var string |
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*/ |
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protected $meta_value_date_format; |
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/** |
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* Date format of input value that will be compared with meta value. |
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* |
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* @since 1.0 |
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* |
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* @var string |
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*/ |
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protected $input_value_date_format; |
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/** |
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* Creates query object after processing date with specified date format. |
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* |
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* @param array $delete_options Delete Options. |
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* @return \WP_Query $query Query object. |
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*/ |
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public function get_query( $delete_options ) { |
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$query = $this->process_date_fields( $delete_options ); |
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return $query; |
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} |
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public function process_date_fields( $delete_options ) { |
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if ( ! empty( $delete_options['relative_date'] ) && 'custom' !== $delete_options['relative_date'] ) { |
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$delete_options['meta_value'] = date( 'c', strtotime( $delete_options['relative_date'] ) ); |
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} |
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if ( ! empty( $delete_options['date_unit'] ) && ! empty( $delete_options['date_type'] ) ) { |
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$interval_unit = $delete_options['date_unit']; |
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$interval_type = $delete_options['date_type']; |
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switch ( $delete_options['meta_op'] ) { |
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case '<': |
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case '<=': |
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$delete_options['meta_value'] = date( 'Y-m-d', strtotime( '-' . $interval_unit . ' ' . $interval_type ) ); |
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break; |
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default: |
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$delete_options['meta_value'] = date( 'Y-m-d', strtotime( $interval_unit . ' ' . $interval_type ) ); |
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} |
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} |
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// In v1.0 `date_format` was changed to `meta_value_date_format`. |
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// Needed? |
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if ( isset( $delete_options['date_format'] ) ) { |
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$delete_options['meta_value_date_format'] = $delete_options['date_format']; |
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} |
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$meta_query = array( |
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'key' => $delete_options['meta_key'], |
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'value' => $delete_options['meta_value'], |
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'compare' => $delete_options['meta_op'], |
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'type' => $delete_options['meta_type'], |
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); |
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$options = array( |
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'meta_query' => array( $meta_query ), |
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); |
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if ( 'DATE' === $meta_query['type'] && ! empty( $delete_options['meta_value_date_format'] ) ) { |
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$options['cf_meta_value_date_format'] = $delete_options['meta_value_date_format']; |
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if ( ! empty( $delete_options['input_value_date_format'] ) ) { |
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$options['cf_input_value_date_format'] = $delete_options['input_value_date_format']; |
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} else { |
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$options['cf_input_value_date_format'] = '%Y-%m-%d'; |
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} |
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$this->load(); |
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} |
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return $options; |
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} |
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/** |
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* Setup hooks and load. |
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* |
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* @since 1.0 |
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*/ |
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public function load() { |
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add_action( 'parse_query', array( $this, 'parse_query' ) ); |
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} |
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/** |
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* Parse the query object |
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* |
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* @since 0.3 |
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* |
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* @param \WP_Query $query Query object. |
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*/ |
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public function parse_query( $query ) { |
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if ( isset( $query->query_vars['cf_meta_value_date_format'] ) ) { |
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$this->meta_value_date_format = $query->query_vars['cf_meta_value_date_format']; |
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$this->input_value_date_format = $query->query_vars['cf_input_value_date_format']; |
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add_filter( 'get_meta_sql', array( $this, 'process_sql_date_format' ), 10, 6 ); |
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add_filter( 'posts_selection', array( $this, 'remove_filter' ) ); |
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} |
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} |
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/** |
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* Process date format in sql query. |
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* |
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* @since 0.3 |
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* |
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* @param array $query Array containing the query's JOIN and WHERE clauses. |
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* @param array $input Array of meta queries. |
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* @param string $type Type of meta. |
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* @param string $primary_table Primary table. |
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* @param string $primary_column Primary column ID. |
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* @param object $context The main query object. |
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* |
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* @return array $query Processed query. |
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*/ |
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public function process_sql_date_format( $query, $input, $type, $primary_table, $primary_column, $context ) { |
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global $wpdb; |
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if ( 'DATE' === $input[0]['type'] && 'post' === $type && 'wp_posts' === $primary_table && 'ID' === $primary_column ) { |
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$meta_table = _get_meta_table( $type ); |
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$query['where'] = $wpdb->prepare( " AND ( $meta_table.meta_key = %s AND STR_TO_DATE($meta_table.meta_value, %s) {$input[0]['compare']} STR_TO_DATE(%s, %s) ) ", |
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$input[0]['key'], |
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$this->meta_value_date_format, |
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$input[0]['value'], |
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$this->input_value_date_format |
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); |
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} |
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return $query; |
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} |
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/** |
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* Remove the filter |
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* |
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* @since 0.3 |
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* @access public |
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*/ |
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public function remove_filter() { |
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remove_filter( 'get_meta_sql', array( $this, 'process_sql_date_format' ) ); |
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} |
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} |
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sudar /
bulk-delete
This check looks for parameters that have been defined for a function or method, but which are not used in the method body.