Added login request

backend/wordpress/wp-content/plugins/multiple-roles/model.php

@@ -0,0 +1,110 @@
+<?php
+/**
+ * Role logic: retrieving, updating, and checking permission.
+ */
+class MDMR_Model {
+
+	/**
+	 * Grab all WordPress roles.
+	 *
+	 * @return array Roles in name => label pairs.
+	 */
+	public function get_roles() {
+		global $wp_roles;
+		return apply_filters( 'mdmr_get_roles', $wp_roles->role_names );
+	}
+
+	/**
+	 * Get all editable roles by the current user
+	 *
+	 * @return array editable roles
+	 */
+	public function get_editable_roles() {
+		$editable_roles = get_editable_roles();
+		$final_roles = array();
+		foreach ( $editable_roles as $key => $role ) {
+			$final_roles[$key] = $role['name'];
+		}
+
+		return apply_filters( 'mdmr_get_editable_roles', (array) $final_roles );
+	}
+
+	/**
+	 * Grab a particular user's roles.
+	 *
+	 * @param object|int $user The user object or ID.
+	 * @return array Roles in name => label pairs.
+	 */
+	public function get_user_roles( $user = 0 ) {
+
+		if ( ! $user ) {
+			return array();
+		}
+
+		$user = get_user_by( 'id', (int) $user );
+		if ( empty( $user->roles ) ) {
+			return array();
+		}
+
+		$all_roles = $this->get_roles();
+		$roles = array();
+		foreach( $user->roles as $role ) {
+			$roles[$role] = $all_roles[$role];
+		}
+
+		return apply_filters( 'mdmr_get_user_roles', $roles );
+	}
+
+	/**
+	 * Erase the user's existing roles and replace them with the new array.
+	 *
+	 * @param integer $user_id The WordPress user ID.
+	 * @param array $roles The new array of roles for the user.
+	 *
+	 * @return bool
+	 */
+	public function update_roles( $user_id = 0, $roles = array() ) {
+
+		do_action( 'mdmr_before_update_roles', $user_id, $roles );
+
+		if ( empty( $roles ) ) {
+			return false;
+		}
+
+		$roles = array_map( 'sanitize_key', (array) $roles );
+		$roles = array_filter( (array) $roles, 'get_role' );
+
+		$user = get_user_by( 'id', (int) $user_id );
+
+		// remove all roles
+		$user->set_role( '' );
+
+		foreach( $roles as $role ) {
+			$user->add_role( $role );
+		}
+
+		do_action( 'mdmr_after_update_roles', $user_id, $roles, $user->roles );
+
+		return true;
+	}
+
+	/**
+	 * Check whether or not a user can edit roles. User must have the edit_roles cap and
+	 * must be on a specific site (and not in the network admin area). Users also can't
+	 * edit their own roles unless they're a network admin.
+	 *
+	 * @return bool True if current user can update roles, false if not.
+	 */
+	public function can_update_roles() {
+
+		do_action( 'mdmr_before_can_update_roles' );
+
+		if ( is_network_admin() || ! current_user_can( 'edit_users' ) || ( defined( 'IS_PROFILE_PAGE' ) && IS_PROFILE_PAGE && ! current_user_can( 'manage_sites' ) ) ) {
+				return false;
+		}
+
+		return true;
+
+	}
+
+}