/**
* Dynamic functions class
*/
// If this file is called directly, abort.x
if ( ! defined( 'WPINC' ) ) {
die;
}
if ( ! class_exists( 'Jet_Engine_Dynamic_Functions' ) ) {
class Jet_Engine_Dynamic_Functions {
private $functions_list = array();
private $cache_group = 'jet_engine_dynamic_functions';
public function __construct() {
$number_format_settings = array(
'decimal_point' => array(
'label' => __( 'Decimals Point', 'jet-engine' ),
'type' => 'text',
'default' => '.',
),
'thousands_separator' => array(
'label' => __( 'Thousands separator', 'jet-engine' ),
'type' => 'text',
'default' => ',',
),
'decimal_count' => array(
'label' => __( 'Decimals Count', 'jet-engine' ),
'type' => 'number',
'default' => 0,
'min' => 0,
'max' => 5,
),
);
$this->functions_list = apply_filters( 'jet-engine/dynamic-functions/functions-list', array(
'sum' => array(
'label' => __( 'Summed value', 'jet-engine' ),
'type' => 'sql', // sql or raw
'query' => 'SUM( CAST( meta_value AS DECIMAL( 10, %decimal_count% ) ) )',
'cb' => array( $this, 'number_format' ),
'custom_settings' => $number_format_settings,
),
'avg' => array(
'label' => __( 'Average value', 'jet-engine' ),
'type' => 'sql',
'query' => 'ROUND( AVG( CAST( meta_value AS DECIMAL( 10, %decimal_count% ) ) ), %decimal_count% )',
'cb' => array( $this, 'number_format' ),
'custom_settings' => $number_format_settings,
),
'count' => array(
'label' => __( 'Count', 'jet-engine' ),
'type' => 'sql',
'query' => 'COUNT(meta_value)',
'cb' => false,
),
'max' => array(
'label' => __( 'Maximum value', 'jet-engine' ),
'type' => 'sql',
'query' => 'MAX( CAST( meta_value AS DECIMAL( 10, %decimal_count% ) ) )',
'cb' => array( $this, 'number_format' ),
'custom_settings' => $number_format_settings,
),
'min' => array(
'label' => __( 'Minimum value', 'jet-engine' ),
'type' => 'sql',
'query' => 'MIN( CAST( meta_value AS DECIMAL( 10, %decimal_count% ) ) )',
'cb' => array( $this, 'number_format' ),
'custom_settings' => $number_format_settings,
),
'query_var' => array(
'label' => __( 'SQL query results', 'jet-engine' ),
'type' => 'query_var',
'query' => false,
'cb' => array( $this, 'number_format' ),
'custom_settings' => $number_format_settings,
'custom_settings_cb' => array( $this, 'get_query_settings' ),
),
) );
add_filter( 'jet-engine/blocks-views/dynamic-content/data-sources', array( $this, 'register_blocks_dynamic_source' ) );
add_filter( 'jet-engine/blocks-views/editor-data', array( $this, 'register_blocks_controls' ) );
add_filter( 'jet-engine/blocks-views/dynamic-content/get-dynamic-value/dynamic_function', array( $this, 'get_block_dynamic_value' ), 10, 2 );
}
/**
* Register Dynamic function source for blocks dynamic data.
*
* @param [type] $sources [description]
* @return [type] [description]
*/
public function register_blocks_dynamic_source( $sources ) {
$sources[] = array(
'value' => 'dynamic_function',
'label' => __( 'Dynamic function', 'jet-engine' ),
);
return $sources;
}
/**
* Get block dyanmic value
*
* @param [type] $result [description]
* @param [type] $data [description]
* @return [type] [description]
*/
public function get_block_dynamic_value( $result, $data ) {
$prepared_data = array();
$prefix = 'dynamic_functions_';
foreach ( $data as $key => $value ) {
if ( false !== strpos( $key, $prefix ) ) {
$prepared_data[ str_replace( $prefix, '', $key ) ] = $value;
}
}
$function_name = \Jet_Engine_Tools::safe_get( 'function_name', $prepared_data );
$source = \Jet_Engine_Tools::safe_get( 'data_source', $prepared_data );
$field_name = \Jet_Engine_Tools::safe_get( 'field_name', $prepared_data );
if ( ! $source ) {
$source = 'post_meta';
}
$data_source = array( 'source' => $source );
if ( empty( $function_name ) ) {
return;
}
if ( 'post_meta' === $source ) {
$data_source['context'] = \Jet_Engine_Tools::safe_get( 'data_context', $prepared_data , 'all_posts' );
$data_source['context_tax'] = \Jet_Engine_Tools::safe_get( 'data_context_tax', $prepared_data );
$data_source['context_tax_term'] = \Jet_Engine_Tools::safe_get( 'data_context_tax_term', $prepared_data );
$data_source['context_user_id'] = \Jet_Engine_Tools::safe_get( 'data_context_user_id', $prepared_data );
$data_source['context_relation'] = \Jet_Engine_Tools::safe_get( 'data_context_relation', $prepared_data );
$data_source['post_status'] = \Jet_Engine_Tools::safe_get( 'data_post_status', $prepared_data );
$data_source['post_types'] = \Jet_Engine_Tools::safe_get( 'data_post_types', $prepared_data );
}
$custom_settings = $this->get_custom_settings( $function_name, null, $prepared_data );
$result = $this->call_function( $function_name, $data_source, $field_name, $custom_settings );
return $result;
}
/**
* Register denamic functions related controls for the blocks editor
*
* @param [type] $editor_config [description]
* @return [type] [description]
*/
public function register_blocks_controls( $editor_config ) {
$editor_config['dynamicFunctionsControls'] = $this->get_editor_controls( 'blocks' );
return $editor_config;
}
/**
* Returns functions list for options
*/
public function functions_list() {
$result = array();
foreach ( $this->functions_list as $func_key => $func_data ) {
$result[ $func_key ] = ! empty( $func_data['label'] ) ? $func_data['label'] : $func_key;
}
return $result;
}
public function get_query_settings() {
$queries = \Jet_Engine\Query_Builder\Manager::instance()->get_queries();
$options = array();
$sql_queries = array();
if ( ! empty( $queries ) ) {
foreach( $queries as $query ) {
if ( ! $query || ! is_object( $query ) ) {
continue;
}
if ( 'sql' === $query->query_type ) {
$sql_queries[] = $query;
}
}
}
if ( empty( $sql_queries ) ) {
$options['no_query_notice'] = array(
'type' => 'raw_html',
'raw' => sprintf(
esc_html__( 'With this function you can output any data from custom SQL query. To start, please %s', 'jet-elements' ),
'' . esc_html__( 'create your query', 'jet-elements' ) . ' '
)
);
}
$columns = array();
foreach ( $sql_queries as $query ) {
$fields = $query->get_instance_fields();
$prepared_fields = array();
foreach ( $fields as $field ) {
$prepared_fields[ $query->get_instance_id() . '::' . $field ] = $field;
}
$columns[] = array(
'label' => $query->get_instance_name(),
'options' => $prepared_fields,
);
}
$options['_query_field'] = array(
'label' => __( 'Query Column', 'jet-engine' ),
'description' => __( 'Select column from the query to show', 'jet-engine' ),
'type' => 'select',
'groups' => $columns,
);
$options['_additional_function'] = array(
'label' => __( 'Additional Function', 'jet-engine' ),
'description' => __( 'Apply additional function to SQL query', 'jet-engine' ),
'type' => 'select',
'options' => array(
'' => __( 'Select...', 'jet-engine' ),
'SUM' => __( 'Sum', 'jet-engine' ),
'AVG' => __( 'Average', 'jet-engine' ),
'COUNT' => __( 'Count', 'jet-engine' ),
'MIN' => __( 'Minimum', 'jet-engine' ),
'MAX' => __( 'Maximum', 'jet-engine' ),
),
);
return $options;
}
public function get_relations_for_options() {
$result = array(
'' => __( 'Select...', 'jet-engine' ),
);
$relations = jet_engine()->relations->get_relations_for_js();
if ( ! empty( $relations ) ) {
foreach ( $relations as $relations ) {
$result[ $relations['value'] ] = $relations['label'];
}
}
return $result;
}
/**
* Returns all taxonomies list for options
*
* @return [type] [description]
*/
public function get_taxonomies_for_options() {
$result = array();
$taxonomies = get_taxonomies( array( 'public' => true ), 'objects' );
foreach ( $taxonomies as $taxonomy ) {
if ( empty( $taxonomy->object_type ) || ! is_array( $taxonomy->object_type ) ) {
continue;
}
foreach ( $taxonomy->object_type as $object ) {
if ( empty( $result[ $object ] ) ) {
$post_type = get_post_type_object( $object );
if ( ! $post_type ) {
continue;
}
$result[ $object ] = array(
'label' => $post_type->labels->name,
'options' => array(),
);
}
$result[ $object ]['options'][ $taxonomy->name ] = $taxonomy->labels->name;
};
}
return $result;
}
/**
* Returns editor controls for Elementor or Blocks editor
*
* @param string $for [description]
* @return [type] [description]
*/
public function get_editor_controls( $for = 'elementor' ) {
$controls = array();
$functions_list = array_reverse( $this->functions_list );
$controls['function_name'] = array(
'label' => __( 'Function', 'jet-engine' ),
'type' => 'select',
'add_placeholder' => __( 'Select...', 'jet-engine' ),
'options' => $this->functions_list(),
);
$controls['data_source'] = array(
'label' => __( 'Data Source', 'jet-engine' ),
'type' => 'select',
'add_placeholder' => __( 'Select...', 'jet-engine' ),
'options' => array(
'post_meta' => __( 'Post Meta', 'jet-engine' ),
'term_meta' => __( 'Term Meta', 'jet-engine' ),
'user_meta' => __( 'User Meta', 'jet-engine' ),
),
'description' => __( 'Please note: if you used Custom Meta Storage feature for meta data you want to get with Dynamic Functions, you need to use SQL Query Results function type', 'jet-engine' ),
'condition' => array(
'function_name!' => 'query_var',
),
);
$controls['field_name'] = array(
'label' => __( 'Field Name', 'jet-engine' ),
'type' => 'text',
'label_block' => true,
'condition' => array(
'function_name!' => 'query_var',
),
);
$controls['data_context'] = array(
'label' => __( 'Data Context', 'jet-engine' ),
'type' => 'select',
'default' => 'all_posts',
'add_placeholder' => __( 'Select...', 'jet-engine' ),
'options' => array(
'all_posts' => __( 'All posts', 'jet-engine' ),
'current_term' => __( 'Posts from current term', 'jet-engine' ),
'current_user' => __( 'Posts by current user', 'jet-engine' ),
'queried_user' => __( 'Posts by queried user', 'jet-engine' ),
'related_posts' => __( 'Related posts for current post', 'jet-engine' ),
),
'condition' => array(
'data_source' => 'post_meta',
'function_name!' => 'query_var',
),
);
$controls['data_context_relation'] = array(
'label' => __( 'Relation', 'jet-engine' ),
'type' => 'select',
'options' => $this->get_relations_for_options(),
'condition' => array(
'data_source' => 'post_meta',
'data_context' => 'related_posts',
'function_name!' => 'query_var',
),
);
$controls['data_context_relation_object'] = array(
'label' => __( 'From Object (what to show)', 'jet-engine' ),
'type' => 'select',
'options' => array(
'parent_object' => __( 'Parent Object', 'jet-engine' ),
'child_object' => __( 'Child Object', 'jet-engine' ),
),
'default' => 'child_object',
'condition' => array(
'data_source' => 'post_meta',
'data_context' => 'related_posts',
'function_name!' => 'query_var',
),
);
$controls['data_context_tax'] = array(
'label' => __( 'Taxonomy', 'jet-engine' ),
'type' => 'select',
'groups' => $this->get_taxonomies_for_options(),
'add_placeholder' => __( 'Select...', 'jet-engine' ),
'condition' => array(
'data_source' => 'post_meta',
'data_context' => 'current_term',
'function_name!' => 'query_var',
),
);
$controls['data_context_tax_term'] = array(
'label' => __( 'Set term ID/slug', 'jet-engine' ),
'type' => 'text',
'label_block' => true,
'description' => __( 'Leave empty to get term dynamically. Use prefix slug:: to set term by slug instead of ID, for example - slug::term-slug', 'jet-engine' ),
'has_html' => true,
'condition' => array(
'data_source' => 'post_meta',
'data_context' => 'current_term',
'function_name!' => 'query_var',
),
);
$controls['data_context_user_id'] = array(
'label' => __( 'Set user ID/login/email', 'jet-engine' ),
'type' => 'text',
'label_block' => true,
'description' => __( 'Leave empty to get user ID dynamically. Use prefixes login:: or email:: to set user by login or email instead of ID, for example - email::admin@demolink.org', 'jet-engine' ),
'has_html' => true,
'condition' => array(
'data_source' => 'post_meta',
'data_context' => 'queried_user',
'function_name!' => 'query_var',
),
);
$controls['data_post_status'] = array(
'label' => __( 'Query by posts with status', 'jet-engine' ),
'description' => __( 'Leave empy to search anywhere', 'jet-engine' ),
'type' => 'select2',
'default' => '',
'label_block' => true,
'multiple' => true,
'add_placeholder' => __( 'Select...', 'jet-engine' ),
'options' => array(
'publish' => __( 'Publish', 'jet-engine' ),
'pending' => __( 'Pending', 'jet-engine' ),
'draft' => __( 'Draft', 'jet-engine' ),
'auto-draft' => __( 'Auto draft', 'jet-engine' ),
'future' => __( 'Future', 'jet-engine' ),
'private' => __( 'Private', 'jet-engine' ),
'trash' => __( 'Trash', 'jet-engine' ),
'any' => __( 'Any', 'jet-engine' ),
),
'condition' => array(
'data_source' => 'post_meta',
'function_name!' => 'query_var',
),
);
$controls['data_post_types'] = array(
'label' => esc_html__( 'Query by posts with types', 'jet-engine' ),
'description' => __( 'Leave empy to search anywhere', 'jet-engine' ),
'type' => 'select2',
'label_block' => true,
'add_placeholder' => __( 'Select...', 'jet-engine' ),
'multiple' => true,
'options' => jet_engine()->listings->get_post_types_for_options(),
'condition' => array(
'data_source' => 'post_meta',
'function_name!' => 'query_var',
),
);
foreach ( $functions_list as $func_name => $data ) {
$custom_settings = array();
if ( ! empty( $data['custom_settings_cb'] ) && is_callable( $data['custom_settings_cb'] ) ) {
$custom_settings = array_merge( $custom_settings, call_user_func( $data['custom_settings_cb'] ) );
}
if ( ! empty( $data['custom_settings'] ) ) {
$custom_settings = array_merge( $custom_settings, $data['custom_settings'] );
}
if ( ! empty( $custom_settings ) ) {
foreach ( $custom_settings as $setting_key => $setting_data ) {
if ( empty( $controls[ $setting_key ] ) ) {
$setting_data['condition'] = array(
'function_name' => array( $func_name ),
);
$controls[ $setting_key ] = $setting_data;
} else {
$controls[ $setting_key ]['condition']['function_name'][] = $func_name;
}
}
}
}
if ( 'blocks' === $for ) {
$controls = \Jet_Engine_Tools::prepare_controls_for_js( $controls );
}
return $controls;
}
/**
* Allow to register custom settings to each function
*/
public function register_custom_settings( $tag ) {
$controls = $this->get_editor_controls();
if ( ! empty( $controls ) ) {
foreach ( $controls as $control_key => $control_data ) {
$tag->add_control( $control_key, $control_data );
}
}
}
/**
* Allow to get custom settings to each function
*/
public function get_custom_settings( $function, $tag, $all_settings = array() ) {
$settings = array();
$custom_settings = array();
$data = ! empty( $this->functions_list[ $function ] ) ? $this->functions_list[ $function ] : array();
if ( ! empty( $data['custom_settings_cb'] ) && is_callable( $data['custom_settings_cb'] ) ) {
$custom_settings = array_merge( $custom_settings, call_user_func( $data['custom_settings_cb'] ) );
}
if ( ! empty( $data['custom_settings'] ) ) {
$custom_settings = array_merge( $custom_settings, $data['custom_settings'] );
}
if ( empty( $this->functions_list[ $function ] ) || empty( $custom_settings ) ) {
return $settings;
}
$required_sql_settings = array( 'decimal_count' );
foreach ( $custom_settings as $setting_key => $setting_data ) {
if ( $tag ) {
$settings[ $setting_key ] = $tag->get_settings( $setting_key );
} else {
$settings[ $setting_key ] = isset( $all_settings[ $setting_key ] ) ? $all_settings[ $setting_key ] : false;
}
// Added to prevent SQL error if required sql setting is empty.
if ( in_array( $setting_key, $required_sql_settings ) && Jet_Engine_Tools::is_empty( $settings[ $setting_key ] ) && isset( $setting_data['default'] ) ) {
$settings[ $setting_key ] = $setting_data['default'];
}
}
return $settings;
}
/**
* Call function by function name and arguments
*/
public function call_function( $function_name = null, $data_source = array(), $field_name = null, $custom_settings = array() ) {
if ( empty( $this->functions_list[ $function_name ] ) ) {
return null;
}
$func_data = $this->functions_list[ $function_name ];
$func_data['function'] = $function_name;
$func_data['data_source'] = $data_source;
$func_data['field_name'] = $field_name;
$func_data['custom_settings'] = $custom_settings;
if ( ! empty( $func_data['type'] ) ) {
switch ( $func_data['type'] ) {
case 'sql':
return $this->call_sql_function( $func_data );
case 'query_var':
return $this->get_query_var( $func_data );
default:
return $this->call_raw_function( $func_data );
}
}
}
public function get_query_var( $func_data ) {
if ( empty( $func_data['custom_settings'] ) || empty( $func_data['custom_settings']['_query_field'] ) ) {
return;
}
$query_data = explode( '::', $func_data['custom_settings']['_query_field'] );
$query_id = str_replace( '_query_', '', $query_data[0] );
$column = $query_data[1];
$query = \Jet_Engine\Query_Builder\Manager::instance()->get_query_by_id( $query_id );
if ( ! $query || 'sql' !== $query->query_type ) {
return;
}
$func = ! empty( $func_data['custom_settings']['_additional_function'] ) ? $func_data['custom_settings']['_additional_function'] : false;
$decimal_count = isset( $func_data['custom_settings']['decimal_count'] ) ? $func_data['custom_settings']['decimal_count'] : 0;
$callback = ! empty( $func_data['cb'] ) ? $func_data['cb'] : false;
$result = $query->get_var( $column, $func, $decimal_count );
if ( $callback && is_callable( $callback ) ) {
return call_user_func(
$callback,
array( 'result' => $result, 'custom_settings' => $func_data['custom_settings'] )
);
} else {
return $result;
}
}
/**
* Call plain PHP function
*/
public function call_raw_function( $func_data ) {
$function = ! empty( $func_data['cb'] ) ? $func_data['cb'] : false;
if ( ! $function || ! is_callable( $function ) ) {
return null;
}
unset( $func_data['cb'] );
return call_user_func( $function, $func_data );
}
/**
* Call sql-query function
*/
public function call_sql_function( $data ) {
$query = ! empty( $data['query'] ) ? $data['query'] : false;
$where = ! empty( $data['where'] ) ? $data['where'] : false;
$data_source = ! empty( $data['data_source'] ) ? $data['data_source'] : false;
$field_name = ! empty( $data['field_name'] ) ? $data['field_name'] : false;
if ( ! $field_name || ! $query ) {
return null;
}
$table = false;
global $wpdb;
$source = ! empty( $data_source['source'] ) ? $data_source['source'] : 'post_meta';
switch ( $source ) {
case 'post_meta':
$table = $wpdb->postmeta;
break;
case 'term_meta':
$table = $wpdb->termmeta;
break;
case 'user_meta':
$table = $wpdb->usermeta;
break;
default:
$table = apply_filters( 'jet-engine/dynamic-functions/custom-sql-table', $table, $data );
break;
}
if ( ! $table ) {
return null;
}
if ( ! $where ) {
$where = $wpdb->prepare( "WHERE $table.meta_key ='%s'", $field_name );
}
if ( ! empty( $data['custom_settings'] ) ) {
foreach ( $data['custom_settings'] as $key => $value ) {
$query = str_replace( '%' . $key . '%', $value, $query );
$where = str_replace( '%' . $key . '%', $value, $where );
}
}
$posts_table = $wpdb->posts;
$posts_query_join = " INNER JOIN $posts_table ON $table.post_id = $posts_table.ID ";
$posts_join = "";
$posts_where = "";
if ( ! empty( $data_source['post_status'] ) ) {
$posts_join = $posts_query_join;
$posts_where .= " AND $posts_table.post_status";
$post_status = is_array( $data_source['post_status'] ) ? $data_source['post_status'] : array( $data_source['post_status'] );
if ( 1 === count( $post_status ) ) {
$status = $post_status[0];
$posts_where .= " = '$status'";
} else {
$statuses = array();
foreach ( $post_status as $status ) {
$statuses[] = sprintf( "'%s'", $status );
}
$statuses = implode( ', ', $statuses );
$posts_where .= " IN ($statuses)";
}
}
if ( ! empty( $data_source['post_types'] ) ) {
if ( ! $posts_join ) {
$posts_join = $posts_query_join;
}
$posts_where .= " AND $posts_table.post_type";
$post_types = is_array( $data_source['post_types'] ) ? $data_source['post_types'] : array( $data_source['post_types'] );
if ( 1 === count( $post_types ) ) {
$type = $post_types[0];
$posts_where .= " = '$type'";
} else {
$types = array();
foreach ( $post_types as $type ) {
$types[] = sprintf( "'%s'", $type );
}
$types = implode( ', ', $types );
$posts_where .= " IN ($types)";
}
}
$final_query = "SELECT $query FROM $table $posts_join $where $posts_where;";
if ( 'post_meta' === $source ) {
switch ( $data_source['context'] ) {
case 'current_term':
$term_id = $this->get_current_term_id( $data_source );
if ( $term_id ) {
$term_relationships = $wpdb->term_relationships;
$final_query = "SELECT $query FROM $table $posts_join INNER JOIN $term_relationships ON $table.post_id = $term_relationships.object_id $where AND $term_relationships.term_taxonomy_id = $term_id $posts_where";
}
break;
case 'related_posts':
$relation = ! empty( $data_source['context_relation'] ) ? $data_source['context_relation'] : false;
$post = get_post();
$posts = false;
if ( $relation && $post ) {
$post_type = $post->post_type;
$relation_data = jet_engine()->relations->legacy->get_relation_info( $relation );
if ( $relation_data ) {
$from = ( $post_type === $relation_data['post_type_1'] ) ? $relation_data['post_type_2'] : $relation_data['post_type_1'];
$posts = jet_engine()->relations->legacy->get_related_posts( array(
'post_type_1' => $relation_data['post_type_1'],
'post_type_2' => $relation_data['post_type_2'],
'hash' => $relation,
'from' => $from,
) );
} else {
$from = ! empty( $data_source['data_context_relation_object'] ) ? $data_source['data_context_relation_object'] : 'child_object';
$object_id = jet_engine()->listings->data->get_current_object_id();
$relation_instance = jet_engine()->relations->get_active_relations( $relation );
if ( ! $relation_instance ) {
return null;
}
switch ( $from ) {
case 'parent_object':
$posts = $relation_instance->get_parents( $object_id, 'ids' );
break;
default:
$posts = $relation_instance->get_children( $object_id, 'ids' );
break;
}
}
if ( ! empty( $posts ) ) {
$posts = implode( ', ', $posts );
} else {
// If related posts not found - return null to avoid incorrect calculations
return null;
}
$final_query = str_replace( ";", " AND $table.post_id IN ( $posts );", $final_query );
}
break;
case 'current_user':
$user_id = get_current_user_id();
if ( $user_id ) {
$posts = $wpdb->posts;
$final_query = "SELECT $query FROM $table INNER JOIN $posts ON $table.post_id = $posts.ID $where AND $posts.post_author = $user_id $posts_where";
}
break;
case 'queried_user':
$user_id = false;
if ( ! empty( $data_source['context_user_id'] ) ) {
$user = $data_source['context_user_id'];
if ( false === strpos( $user, '::' ) ) {
$user_id = absint( $user );
} else {
$user_data = explode( '::', $user );
if ( ! empty( $user_data[0] ) && ! empty( $user_data[1] ) ) {
$user_obj = get_user_by( $user_data[0], $user_data[1] );
}
if ( $user_obj ) {
$user_id = $user_obj->ID;
}
}
} else {
if ( is_author() ) {
$user_id = get_queried_object_id();
} elseif ( jet_engine()->modules->is_module_active( 'profile-builder' ) ) {
$user_id = \Jet_Engine\Modules\Profile_Builder\Module::instance()->query->get_queried_user_id();
}
}
if ( ! $user_id ) {
$user_id = get_current_user_id();
}
if ( $user_id ) {
$posts = $wpdb->posts;
$final_query = "SELECT $query FROM $table INNER JOIN $posts ON $table.post_id = $posts.ID $where AND $posts.post_author = $user_id $posts_where";
}
break;
}
}
$final_query = apply_filters( 'jet-engine/dynamic-functions/final-query', $final_query, $data, $this );
$hash = md5( $final_query );
$result = wp_cache_get( $hash, $this->cache_group );
if ( ! $result ) {
$result = $wpdb->get_var( $final_query );
if ( ! empty( $data['cb'] ) ) {
$data['result'] = $result;
$cb_result = $this->call_raw_function( $data );
$result = ( null !== $cb_result ) ? $cb_result : $result;
}
wp_cache_set( $hash, $result, $this->cache_group );
}
return $result;
}
/**
* Get term ID for current context and settings
*/
public function get_current_term_id( $data_source ) {
if ( ! empty( $data_source['context_tax_term'] ) ) {
$term = $data_source['context_tax_term'];
$term_id = false;
if ( false === strpos( $term, 'slug::' ) ) {
$term_id = absint( $term );
} elseif ( ! empty( $data_source['context_tax'] ) ) {
$term = str_replace( 'slug::', '', $term );
$term_obj = get_term_by( 'slug', $term, $data_source['context_tax'] );
if ( $term_obj ) {
$term_id = $term_obj->term_id;
}
}
if ( $term_id ) {
return $term_id;
}
}
$listing_object = jet_engine()->listings->data->get_current_object();
$term_id = false;
if ( $listing_object && 'WP_Term' === get_class( $listing_object ) ) {
$term_id = $listing_object->term_id;
} else {
$queried_object = get_queried_object();
if ( $queried_object && isset( $queried_object->term_id ) ) {
$term_id = $queried_object->term_id;
} elseif ( $listing_object && 'WP_Post' === get_class( $listing_object ) && ! empty( $data_source['context_tax'] ) ) {
$post_id = $listing_object->ID;
$terms = wp_get_post_terms( $post_id, $data_source['context_tax'], array( 'fields' => 'ids' ) );
if ( ! is_wp_error( $terms ) && ! empty( $terms ) ) {
$term_id = $terms[0];
}
}
}
return $term_id;
}
/**
* Number format.
*
* @param array $data
* @return string|null
*/
public function number_format( $data = array() ) {
if ( ! isset( $data['result'] ) ) {
return null;
}
$decimal_point = isset( $data['custom_settings']['decimal_point'] ) ? $data['custom_settings']['decimal_point'] : '.';
$thousands_sep = isset( $data['custom_settings']['thousands_separator'] ) ? $data['custom_settings']['thousands_separator'] : ',';
$decimal_count = isset( $data['custom_settings']['decimal_count'] ) ? $data['custom_settings']['decimal_count'] : 0;
return number_format( $data['result'], $decimal_count, $decimal_point, $thousands_sep );
}
}
}
Spin Me: The Hidden Mechanics of the UK’s Most Unpredictable Sport – homeserviceapp.noviindus.com
Spin Me: The Hidden Mechanics of the UK’s Most Unpredictable Sport
The sport of spinning—whether in the gym or as a competitive discipline—has long been dismissed as mere fitness drills or niche wellness trends. Yet beneath its unassuming reputation lies a culture built on grit, innovation, and an unparalleled ability to defy expectations. In the UK, where cycling infrastructure is often underfunded and public transport remains unreliable, spinning has carved out a unique niche: a community that turns sweat into spectacle, turning the humble bike into a weapon of endurance and creativity. What makes spinning so compelling—and why is it worth studying as more than just a workout? The answer lies in its paradoxical blend of discipline and spontaneity, where every session is a performance, and every rider is both athlete and storyteller.
From Spin Studio to Spin City: The Rise of a Grassroots Movement
The UK’s spinning scene began modestly in the late 1990s, when a handful of enthusiastic cyclists in London and Manchester started hosting informal group rides. By the early 2000s, the first dedicated spin studios—like the legendary Spin Studio in Birmingham—emerged, offering a structured alternative to traditional cycling clubs. These spaces weren’t just about pedalling; they were about community. In an era where gym culture was often seen as elitist, spinning studios became havens for working-class riders, offering affordable memberships, free coffee, and a platform to share rides with strangers. The model was simple: pay a monthly fee, spin hard, and leave feeling like you’d conquered something. Yet beneath the casual vibe, a new kind of athlete was emerging—one who valued consistency over speed, and who saw spinning as both a sport and a social experiment.
Today, the UK’s spinning community is a force to be reckoned with. According to the British Cycling annual report, over 1.2 million people participated in spin classes in 2022 alone, with London alone hosting over 500 spin studios. The growth isn’t just numerical; it’s cultural. Studios like CycleMotion in Manchester and The Spin Studio in Brighton have become cultural landmarks, blending fitness with live music, themed rides, and even corporate team-building sessions. The most striking aspect? The riders themselves. Many are working professionals who use spinning as a way to escape the 9-to-5 grind, while others—like the infamous London Spin Legends , a group of amateur riders who’ve clocked over 100,000 miles together—turn spinning into a lifelong project. The key? The lack of rules. No race, no competition—just the relentless pursuit of a personal best.
The Science of Spin: Why Endurance Rides Are the Ultimate Test of Resilience
At its core, spinning is a study in endurance. Unlike sprinting or track cycling, where speed is the sole measure of success, spin classes are designed to push riders to their limits over time. A typical session might start with a warm-up, followed by a steady-state effort—often around 70-80% of maximum heart rate—for 45 minutes or more. The goal isn’t to win; it’s to see how long you can keep going. This philosophy has led to some astonishing feats. Take Sarah Whitfield , a former spin instructor in Edinburgh who holds the UK record for the longest spin class, completing a 10-hour ride without stopping. Her achievement wasn’t just about stamina; it was about mental fortitude. “You learn to accept discomfort,” she says. “That’s the real lesson of spinning.”
The science behind this resilience is fascinating. Studies from the University of Birmingham have shown that spin classes improve cardiovascular health more effectively than many traditional gym workouts. The combination of steady-state effort and the social support of a group ride creates a unique feedback loop: riders push harder when they know others are watching, and the camaraderie keeps them going when fatigue sets in. There’s also the psychological factor. Spinning is often seen as a “fun” workout, which makes it easier for people to commit to regular sessions. In a country where mental health struggles are rampant, that’s a game-changer.
Over 1.2 million UK adults participated in spin classes in 2022, up 30% from 2019.
The average spin class duration is 45 minutes, with 70-80% of riders completing the full session.
London’s Spin Studio hosts over 300 classes weekly, with memberships costing as little as £20/month.
The longest recorded spin class in the UK lasted 10 hours, set by Sarah Whitfield in Edinburgh.
Spin studios generate £150 million annually in the UK, supporting local economies through food, drink, and retail.
The Future of Spin: Where the Road Meets the Studio
As the UK’s spinning scene continues to grow, one question looms large: how will this culture evolve? The answer lies in two directions. First, there’s the fusion of indoor and outdoor spinning. Studios are increasingly partnering with outdoor cycling groups, offering hybrid classes that blend studio intensity with real-world terrain. Then there’s the tech angle. Wearable devices like Garmin Edge and Strava are turning spin riders into data-driven athletes, tracking not just miles but the stories behind them. For example, The Spin Map , a community-driven project, has logged over 50,000 rides across the UK, creating a visual history of the country’s cycling culture.
Yet for all its innovation, spinning remains a grassroots movement. Its biggest strength—and weakness—is its lack of hierarchy. There are no champions, no podiums, just riders pushing each other to be better. That’s why it’s more than just a sport; it’s a philosophy. As Dave “The Pedal King” Thompson , a legend of the UK spin scene, puts it: “Spin isn’t about winning. It’s about showing up, every time.”
For those who want to explore further, the spirit of spinning lives on in the UK’s cycling community. Whether you’re a seasoned rider or a curious beginner, the next step is to find your local studio—and see what happens when you start spinning. learn more .
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