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<?xml version="1.0" encoding="UTF-8"?>
<!--
/**
* Structure definition of validation.xml Validation files
*
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:annotation>
<xs:documentation xml:lang="en">
Magento Validation Configuration File
</xs:documentation>
</xs:annotation>
<xs:element name="validation">
<xs:annotation>
<xs:documentation xml:lang="en">
Validation group uses reference to validation rules
</xs:documentation>
</xs:annotation>
<xs:complexType>
<xs:sequence>
<xs:element name="entity" type="entity" maxOccurs="unbounded">
<xs:keyref name="ruleNameReference" refer="ruleNameKey">
<xs:selector xpath="groups/group/uses/use"/>
<xs:field xpath="@rule"/>
</xs:keyref>
<xs:key name="ruleNameKey">
<xs:selector xpath="rules/rule"/>
<xs:field xpath="@name"/>
</xs:key>
</xs:element>
</xs:sequence>
</xs:complexType>
</xs:element>
<xs:complexType name="entity">
<xs:sequence>
<xs:element name="rules" type="rules" maxOccurs="1" minOccurs="0"/>
<xs:element name="groups" type="groups" maxOccurs="1" minOccurs="0"/>
</xs:sequence>
<xs:attribute name="name" type="xs:string" use="required"/>
</xs:complexType>
<xs:complexType name="rules">
<xs:sequence>
<xs:element name="rule" maxOccurs="unbounded">
<xs:complexType>
<xs:sequence>
<xs:element name="property_constraints" maxOccurs="unbounded" minOccurs="0">
<xs:complexType>
<xs:sequence>
<xs:element name="property" maxOccurs="unbounded" minOccurs="1">
<xs:complexType>
<xs:sequence>
<xs:element name="constraint" type="constraint" maxOccurs="unbounded" minOccurs="1"/>
</xs:sequence>
<xs:attribute name="name" type="xs:string" use="required"/>
</xs:complexType>
</xs:element>
</xs:sequence>
</xs:complexType>
</xs:element>
<xs:element name="entity_constraints" maxOccurs="unbounded" minOccurs="0">
<xs:complexType>
<xs:sequence>
<xs:element name="constraint" type="constraint" maxOccurs="unbounded" minOccurs="1"/>
</xs:sequence>
</xs:complexType>
</xs:element>
</xs:sequence>
<xs:attribute name="name" type="xs:string" use="required"/>
</xs:complexType>
</xs:element>
</xs:sequence>
</xs:complexType>
<xs:complexType name="constraint">
<xs:sequence minOccurs="0" maxOccurs="unbounded">
<xs:choice>
<xs:element name="argument" type="argument" />
<xs:element name="method">
<xs:complexType>
<xs:sequence>
<xs:element name="argument" type="argument" maxOccurs="unbounded" minOccurs="0" />
</xs:sequence>
<xs:attribute name="name" type="xs:string" use="required"/>
</xs:complexType>
</xs:element>
<xs:element name="callback" type="callback" />
</xs:choice>
</xs:sequence>
<xs:attribute name="class" type="xs:string" use="required"/>
<xs:attribute name="alias" type="xs:string"/>
</xs:complexType>
<xs:complexType name="argument" mixed="true">
<xs:choice>
<xs:sequence>
<xs:element name="option" maxOccurs="unbounded" minOccurs="0">
<xs:complexType>
<xs:simpleContent>
<xs:extension base="xs:string">
<xs:attribute name="name" type="xs:string"/>
</xs:extension>
</xs:simpleContent>
</xs:complexType>
</xs:element>
</xs:sequence>
<xs:element name="callback" type="callback" />
</xs:choice>
</xs:complexType>
<xs:complexType name="callback">
<xs:attribute name="class" type="xs:string" use="required"/>
<xs:attribute name="method" type="xs:string" use="required"/>
</xs:complexType>
<xs:complexType name="groups">
<xs:sequence>
<xs:element name="group" maxOccurs="unbounded">
<xs:complexType>
<xs:sequence>
<xs:element name="uses" type="uses"/>
</xs:sequence>
<xs:attribute name="name" type="xs:string" use="required"/>
<xs:attribute name="builder" type="xs:string"/>
</xs:complexType>
<xs:unique name="groupUse">
<xs:selector xpath="uses/use"/>
<xs:field xpath="@rule"/>
</xs:unique>
</xs:element>
</xs:sequence>
</xs:complexType>
<xs:complexType name="uses">
<xs:annotation>
<xs:documentation xml:lang="en">
All validation rules used by current group are listed in this element
"rule" attribute of "use" element must point to one of entity's rules
</xs:documentation>
</xs:annotation>
<xs:sequence>
<xs:element name="use" maxOccurs="unbounded">
<xs:complexType>
<xs:attribute name="rule" type="xs:string"/>
</xs:complexType>
</xs:element>
</xs:sequence>
</xs:complexType>
</xs:schema>