Plugin: Add functions for handling xprofile data

plugins/wporg-5ftf/includes/xprofile.php

@@ -0,0 +1,84 @@
+<?php
+namespace WordPressDotOrg\FiveForTheFuture\XProfile;
+
+use WordPressDotOrg\FiveForTheFuture\Contributor;
+use wpdb;
+
+defined( 'WPINC' ) || die();
+
+/**
+ * Pull relevant data from profiles.wordpress.org.
+ *
+ * Note that this does not unserialize anything, it just pulls the raw values from the database table.
+ *
+ * @global wpdb $wpdb
+ *
+ * @param array $user_ids
+ *
+ * @return array
+ */
+function get_xprofile_contribution_data( array $user_ids ) {
+	global $wpdb;
+
+	// The IDs of the xprofile fields we need. Better to use the numerical IDs than the field labels,
+	// because those are more likely to change.
+	$field_ids = array(
+		29, // Hours per week.
+		30, // Teams, the value of this field is serialized in the database.
+	);
+
+	$sql = $wpdb->prepare(
+		'
+			SELECT user_id, field_id, value
+			FROM bpmain_bp_xprofile_data
+			WHERE user_id IN ( %1$s )
+			AND field_id IN ( %2$s )
+		',
+		implode( ', ', array_map( 'absint', $user_ids ) ),
+		implode( ', ', array_map( 'absint', $field_ids ) )
+	);
+
+	return $wpdb->get_results( $sql, ARRAY_A );
+}
+
+/**
+ * Aggregate the raw xprofile data for all contributors linked to a given pledge.
+ *
+ * @param int $pledge_id
+ *
+ * @return array
+ */
+function get_aggregate_contributor_data_for_pledge( $pledge_id ) {
+	$contributors = Contributor\get_contributor_user_objects(
+		Contributor\get_pledge_contributors( $pledge_id, 'pending' ) // TODO set to 'publish' when finished testing
+	);
+	$user_ids     = wp_list_pluck( $contributors, 'ID' );
+
+	$data = get_xprofile_contribution_data( $user_ids );
+
+	$initial = array(
+		'contributors' => count( $user_ids ),
+		'hours'        => 0,
+		'teams'        => array(),
+	);
+
+	$aggregate_data = array_reduce( $data, function( $carry, $item ) {
+		switch( $item['field_id'] ) {
+			case 29: // Hours.
+				$carry['hours'] += absint( $item['value'] );
+				break;
+
+			case 30: // Teams.
+				$value          = maybe_unserialize( $item['value'] );
+				$carry['teams'] = array_merge( $carry['teams'], $value );
+				break;
+		}
+
+		return $carry;
+	}, $initial );
+
+	$aggregate_data['teams'] = array_unique( $aggregate_data['teams'] );
+	sort( $aggregate_data['teams'] );
+
+	return $aggregate_data;
+}

plugins/wporg-5ftf/index.php

@@ -28,6 +28,7 @@ function load() {
 	require_once get_includes_path() . 'pledge-meta.php';
 	require_once get_includes_path() . 'pledge-form.php';
 	require_once get_includes_path() . 'directory.php';
+	require_once get_includes_path() . 'xprofile.php';
 }
 
 /**