ruleset.xml

<?xml version="1.0" encoding="UTF-8"?>
<ruleset name="HumHub">
    <description>HumHub coding standards</description>

    <!-- Include PSR-1 -->
    <rule ref="PSR1"/>
    
    <rule ref="PSR2">
        <!-- We don't have line length (line width) limits. -->
        <exclude name="Generic.Files.LineLength"/>

        <!-- CASE keyword must be indented 4 spaces from SWITCH keyword. -->
        <exclude name="PSR2.ControlStructures.SwitchDeclaration"/>
    </rule>

    <!-- Prefer [] instead array() -->
    <rule ref="Generic.Arrays.DisallowLongArraySyntax.Found">
        <type>warning</type>
    </rule>

    <!-- If string doesn't contain variables or single quotes, use single quotes. -->
    <rule ref="Squiz.Strings.DoubleQuoteUsage.ContainsVar">
        <!-- Not check variable substitution -->
        <severity>0</severity>
    </rule>

    <!-- Ignore for migrations. -->
    <!-- Ignore missing namespace for migrations -->
    <rule ref="PSR1.Classes.ClassDeclaration.MissingNamespace">
        <exclude-pattern>m\d{6}_\d{6}_.+\.php$</exclude-pattern>
    </rule>

    <!-- Ignore camel caps format for class name of migrations -->
    <rule ref="Squiz.Classes.ValidClassName.NotCamelCaps">
        <exclude-pattern>m\d{6}_\d{6}_.+\.php$</exclude-pattern>
    </rule>

    <!-- Ignore for tests. -->
    <!-- Ignore method name prefixed with underscore to indicate visibility -->
    <rule ref="PSR2.Methods.MethodDeclaration.Underscore">
        <exclude-pattern>tests?/*(Cest|Test).php$</exclude-pattern>
    </rule>

</ruleset>