add ci file

Author: JBlond

phpci.yml

@@ -0,0 +1,20 @@
+build_settings:
+  clone_depth: 1
+  verbose: false
+  ignore:
+    - "example"
+
+test:
+  php_code_sniffer:
+    standard: "PSR4"
+    allowed_errors: -1
+    allowed_warnings: -1
+    ignore:
+      - "example"
+    standard: "./phpcs.xml"
+
+  php_docblock_checker:
+    path: "./"
+
+  php_loc:
+    directory: "./"

phpcs.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--suppress XmlUnboundNsPrefix, XmlUnboundNsPrefix -->
+<ruleset name="php-diff">
+	<description>overview</description>
+	<rule ref="Generic.Classes.DuplicateClassName"/>
+	<rule ref="Generic.CodeAnalysis.EmptyStatement"/>
+	<rule ref="Generic.CodeAnalysis.ForLoopShouldBeWhileLoop"/>
+	<rule ref="Generic.CodeAnalysis.ForLoopWithTestFunctionCall"/>
+	<rule ref="Generic.CodeAnalysis.UnconditionalIfStatement"/>
+	<rule ref="Generic.CodeAnalysis.UselessOverridingMethod"/>
+	<rule ref="Generic.Functions.CallTimePassByReference"/>
+	<rule ref="Generic.Metrics.CyclomaticComplexity"/>
+	<rule ref="Generic.PHP.DeprecatedFunctions"/>
+	<rule ref="Generic.PHP.DisallowShortOpenTag"/>
+	<rule ref="Generic.PHP.LowerCaseConstant"/>
+	<rule ref="Generic">
+		<exclude name="Generic.WhiteSpace.DisallowTabIndent.TabsUsed"/>
+		<exclude name="Generic.WhiteSpace.DisallowTabIndent.NonIndentTabsUsed"/>
+	</rule>
+
+	<rule ref="Squiz.PHP.Eval"/>
+	<rule ref="Squiz.PHP.LowercasePHPFunctions"/>
+	<rule ref="Squiz.PHP.NonExecutableCode"/>
+
+	<rule ref="PSR1">
+		<exclude name="PSR1.Files.SideEffects"/>
+	</rule>
+</ruleset>