phpmd.xml

<ruleset
    name="PHPMD rules"
    xmlns="http://pmd.sf.net/ruleset/1.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://pmd.sf.net/ruleset/1.0.0 http://pmd.sf.net/ruleset_xml_schema.xsd"
    xsi:noNamespaceSchemaLocation="http://pmd.sf.net/ruleset_xml_schema.xsd"
>
    <rule ref="rulesets/codesize.xml" />
    <rule ref="rulesets/controversial.xml" />
    <rule ref="rulesets/design.xml" />
    <rule ref="rulesets/unusedcode.xml" />

    <rule ref="rulesets/naming.xml">
        <exclude name="LongVariable" />
        <exclude name="ShortVariable" />
        <exclude name="ShortMethodName" />
    </rule>

    <rule ref="rulesets/naming.xml/ShortMethodName">
        <properties>
            <property name="minimum" value="2" />
        </properties>
    </rule>
</ruleset>