Concentrated issues

Here is the list of the lines that generated the most issues.

File	Count	Analysis
/src/CommonGLPI.php:128	10	No Default For Referenced Parameter Useless Referenced Argument Class-typed References Used Once Variables (In Scope) Unused Parameter Should Use Local Class Wrong Type With Default Implicit Nullable Type Method Could Be Static
/src/Config.php:767	10	Undefined Variable Make Global A Property Used Once Variables (In Scope) Useless Global Global Usage Could Be A Static Variable
/src/Console/Migration/TimestampsCommand.php:67	10	Max Level Of Nesting Too Many Local Variables Used Once Variables (In Scope) Unused Parameter Undefined Classes Undefined Interfaces Could Inject Parameter
/src/Rule.php:3156	10	Use Named Boolean In Argument Definition No Boolean As Default Used Once Variables (In Scope) Unused Parameter Undefined Classes Should Use Local Class
/ajax/dashboard.php:43	9	Empty Json Error No Null For Native PHP Functions Check JSON Undefined Variable Used Once Variables (In Scope) Uses Default Values Wrong Type For Native PHP Function Could Make A Function
/src/Console/Build/CompileScssCommand.php:76	9	Used Once Variables (In Scope) Unused Parameter Undefined Classes Should Use Local Class Undefined Interfaces Method Could Be Static
/src/Console/Maintenance/DisableMaintenanceModeCommand.php:58	9	Used Once Variables (In Scope) Unused Parameter Undefined Classes Should Use Local Class Undefined Interfaces Method Could Be Static
/src/Console/Migration/UnsignedKeysCommand.php:59	9	Too Many Local Variables Used Once Variables (In Scope) Unused Parameter Undefined Classes Undefined Interfaces Could Inject Parameter
/src/Console/System/ListServicesCommand.php:52	9	Used Once Variables (In Scope) Unused Parameter Undefined Classes Should Use Local Class Undefined Interfaces Method Could Be Static
/src/Api/APIRest.php:431	8	Incompatible Signature Methods With Covariance Method Signature Must Be Compatible Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables Undefined Classes No Return Used Different Argument Counts
/src/CalDAV/Backend/Principal.php:100	8	Unused Public Methods Used Once Variables (In Scope) Unused Parameter Undefined Classes Should Use Local Class Undefined Interfaces Method Could Be Static
/src/Change.php:1041	8	Unused Public Methods Max Level Of Nesting Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables Used Once Variables (In Scope) Unused Parameter Undefined Classes
/src/Console/Database/InstallCommand.php:329	8	Used Once Variables (In Scope) Unused Parameter Undefined Classes Should Use Local Class Undefined Interfaces Method Could Be Static
/src/Inventory/Asset/Software.php:129	8	No Null For Native PHP Functions Repeated Regex Objects Don't Need References Uses Default Values Wrong Type For Native PHP Function Could Make A Function
/src/MailCollector.php:1532	8	Method Is Not An If Too Many Local Variables Should Make Alias Undefined Classes Undefined Interfaces No Return Used Could Inject Parameter
/src/NotificationTarget.php:188	8	Assumptions Use Named Boolean In Argument Definition No Boolean As Default Used Once Variables (In Scope) Unused Parameter Undefined Classes Should Use Local Class Method Could Be Static
/src/Problem.php:800	8	Unused Public Methods Max Level Of Nesting Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables Used Once Variables (In Scope) Unused Parameter Undefined Classes
/tools/src/Command/CheckTwigTemplatesSyntaxCommand.php:61	8	Used Once Variables (In Scope) Unused Parameter Undefined Classes Should Use Local Class Undefined Interfaces Method Could Be Static
/ajax/kanban.php:119	7	Missing Assignation In Branches Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/ajax/kanban.php:126	7	Missing Assignation In Branches Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/ajax/kanban.php:142	7	Missing Assignation In Branches Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/ajax/kanban.php:191	7	Missing Assignation In Branches Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/ajax/kanban.php:237	7	Missing Assignation In Branches Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/front/knowbaseitem.php:55	7	Merge If Then Undefined Variable Used Once Variables (In Scope) Buried Assignation Iffectations Uses Default Values Strict Comparison With Booleans
/inc/autoload.function.php:94	7	No Null For Native PHP Functions Bail Out Early No Need For Else Wrong Parameter Type Uses Default Values Wrong Type For Native PHP Function Drop Else After Return
/src/CommonDBTM.php:2890	7	Method Is Not An If No Default For Referenced Parameter Mismatched Default Arguments Class-typed References Ambiguous Static Wrong Type With Default Implicit Nullable Type
/src/CommonDBTM.php:5507	7	Undefined Variable Bail Out Early Nested Ifthen Used Once Variables (In Scope) Static Methods Called From Object Uses Default Values Strict Comparison With Booleans
/src/Console/Migration/AbstractPluginToCoreCommand.php:193	7	Use Named Boolean In Argument Definition No Boolean As Default Undefined Classes Undefined Interfaces Mismatched Type Wrong Type With Default Implicit Nullable Type
/src/Console/Migration/AbstractPluginToCoreCommand.php:326	7	Assumptions Undefined Classes Undefined Interfaces StandaloneType True False Null Wrong Type With Default Implicit Nullable Type
/src/Dashboard/Grid.php:1438	7	Unused Public Methods Used Once Variables (In Scope) Unused Parameter Undefined Classes Should Use Local Class Use ::Class Operator Method Could Be Static
/src/Entity.php:380	7	Merge If Then Undefined Variable Bail Out Early Used Once Variables (In Scope) Static Methods Called From Object Uses Default Values
/src/Inventory/Conf.php:765	7	Unused Public Methods Used Once Variables (In Scope) Unused Parameter Undefined Classes Should Use Local Class Use ::Class Operator Method Could Be Static
/src/Knowbase.php:112	7	Merge If Then Undefined Variable Used Once Variables (In Scope) Buried Assignation Iffectations Uses Default Values Strict Comparison With Booleans
/src/ManualLink.php:269	7	Static Methods Called From Object Uses Default Values Use ::Class Operator Could Make A Function Repeated print() Echo With Concat
/src/Rule.php:1494	7	Method Is Not An If No Default For Referenced Parameter Useless Referenced Argument Ambiguous Static Never Called Parameter Retyped Reference
/src/RuleImportEntity.php:291	7	Unused Public Methods Method Is Not An If No Default For Referenced Parameter Useless Referenced Argument Ambiguous Static Retyped Reference
/src/System/Status/StatusChecker.php:161	7	Max Level Of Nesting Use Named Boolean In Argument Definition No Boolean As Default Used Once Variables (In Scope) Unused Parameter Should Use Local Class Never Called Parameter
/tools/glpiuser.php:47	7	Weak Type With Array Undefined Variable Modernize Empty With Expression Used Once Variables (In Scope) Useless Parenthesis Don't Change Incomings
/tools/psr4.php:68	7	No Null For Native PHP Functions Repeated Regex Uses Default Values Wrong Type For Native PHP Function Could Make A Function Preprocessable
/ajax/kanban.php:112	6	Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions Use ::Class Operator No Choice
/ajax/kanban.php:156	6	Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/ajax/kanban.php:159	6	Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/ajax/kanban.php:162	6	Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/ajax/kanban.php:165	6	Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/ajax/kanban.php:168	6	Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/ajax/kanban.php:208	6	Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/ajax/kanban.php:248	6	Nested Ifthen Useless Parenthesis Switch To Switch Useless Instructions No Choice Else If Versus Elseif
/front/change.form.php:46	6	Check JSON Undefined Variable Modernize Empty With Expression Don't Change Incomings Uses Default Values Could Make A Function
/front/problem.form.php:46	6	Check JSON Undefined Variable Modernize Empty With Expression Don't Change Incomings Uses Default Values Could Make A Function
/front/ticket.form.php:65	6	Check JSON Undefined Variable Modernize Empty With Expression Don't Change Incomings Uses Default Values Could Make A Function
/front/tracking.injector.php:74	6	Check JSON Undefined Variable Modernize Empty With Expression Don't Change Incomings Uses Default Values Could Make A Function
/inc/autoload.function.php:99	6	No Null For Native PHP Functions Wrong Parameter Type Wrong Type For Native PHP Function Could Make A Function Preprocessable Else If Versus Elseif
/inc/config.php:109	6	Static Inclusions Missing Include Undefined Constants include_once() Usage No Parenthesis For Language Construct Preprocessable
/install/install.php:389	6	Static Inclusions Missing Include Undefined Constants include_once() Usage No Parenthesis For Language Construct Preprocessable
/install/install.php:412	6	Static Inclusions Missing Include Undefined Constants include_once() Usage No Parenthesis For Language Construct Preprocessable
/install/install.php:458	6	Static Inclusions Missing Include Undefined Constants include_once() Usage No Parenthesis For Language Construct Preprocessable
/install/migrations/update_0.80.x_to_0.83.0.php:1889	6	Merge If Then Undefined Variable Bail Out Early Nested Ifthen Same Conditions In Condition Iffectations
/install/migrations/update_0.83.0_to_0.83.1.php:93	6	Merge If Then Undefined Variable Bail Out Early Nested Ifthen Same Conditions In Condition Iffectations
/install/migrations/update_0.83.1_to_0.83.3.php:86	6	Merge If Then Undefined Variable Bail Out Early Nested Ifthen Same Conditions In Condition Iffectations
/install/migrations/update_0.83.x_to_0.84.0.php:1733	6	Merge If Then Undefined Variable Bail Out Early Nested Ifthen Same Conditions In Condition Iffectations
/install/migrations/update_0.84.0_to_0.84.1.php:109	6	Merge If Then Undefined Variable Bail Out Early Nested Ifthen Same Conditions In Condition Iffectations
/install/migrations/update_0.84.1_to_0.84.3.php:167	6	Merge If Then Undefined Variable Bail Out Early Nested Ifthen Same Conditions In Condition Iffectations
/install/migrations/update_0.84.3_to_0.84.4.php:125	6	Merge If Then Undefined Variable Bail Out Early Nested Ifthen Same Conditions In Condition Iffectations
/install/migrations/update_0.85.0_to_0.85.3.php:148	6	Merge If Then Undefined Variable Bail Out Early Nested Ifthen Same Conditions In Condition Iffectations
/install/migrations/update_0.85.x_to_0.90.0.php:97	6	Merge If Then Undefined Variable Bail Out Early Nested Ifthen Same Conditions In Condition Iffectations
/install/update.php:44	6	Static Inclusions Missing Include Undefined Constants include_once() Usage No Parenthesis For Language Construct Preprocessable
/src/Api/API.php:2246	6	Merge If Then Bail Out Early Buried Assignation Iffectations Uses Default Values Strict Comparison With Booleans
/src/Application/View/Extension/DataHelpersExtension.php:163	6	Unused Public Methods Ambiguous Static Use Named Boolean In Argument Definition No Boolean As Default Should Use Local Class Method Could Be Static
/src/Application/View/Extension/PluginExtension.php:99	6	Unused Public Methods Use Named Boolean In Argument Definition No Boolean As Default Should Use Local Class StandaloneType True False Null Method Could Be Static
/src/Auth.php:751	6	Merge If Then Variable Is Not A Condition Nested Ifthen Buried Assignation Iffectations Uses Default Values
/src/AuthLDAP.php:1955	6	Max Level Of Nesting Assumptions Ambiguous Static Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables
/src/CommonITILObject.php:8442	6	Unused Public Methods Mismatched Default Arguments Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables No Null For Index
/src/Config.php:2214	6	Check All Types Bail Out Early Use Instanceof Nested Ifthen No Need For Else Drop Else After Return
/src/Config.php:2235	6	Use Named Boolean In Argument Definition No Boolean As Default Used Once Variables (In Scope) Unused Parameter Should Use Local Class Never Called Parameter
/src/Contract.php:1670	6	Merge If Then Undefined Variable Bail Out Early Used Once Variables (In Scope) Uses Default Values Strict Comparison With Booleans
/src/DBConnection.php:325	6	Static Inclusions Missing Include Undefined Constants include_once() Usage No Parenthesis For Language Construct Preprocessable
/src/DBConnection.php:395	6	Static Inclusions Missing Include Undefined Constants include_once() Usage No Parenthesis For Language Construct Preprocessable
/src/DBConnection.php:430	6	Static Inclusions Missing Include Undefined Constants include_once() Usage No Parenthesis For Language Construct Preprocessable
/src/DBConnection.php:550	6	Static Inclusions Missing Include Undefined Constants include_once() Usage No Parenthesis For Language Construct Preprocessable
/src/DeviceFirmware.php:148	6	Undefined Variable Bail Out Early Used Once Variables (In Scope) Static Methods Called From Object Uses Default Values Strict Comparison With Booleans
/src/Document.php:702	6	Could Merge Ternary Into Ifthen Weak Type With Array Useless Instructions Nested Ternary Use ::Class Operator No Choice
/src/Html.php:2211	6	Unused Public Methods Use Named Boolean In Argument Definition No Boolean As Default Used Once Variables (In Scope) Unused Parameter Should Use Local Class
/src/ITILFollowup.php:951	6	Undefined Properties Missing Assignation In Branches Weak Type With Array Nested Ifthen Uses Default Values Strict Comparison With Booleans
/src/ITILFollowup.php:1085	6	Bail Out Early Nested Ifthen No Need For Else Uses Default Values Drop Else After Return Strict Comparison With Booleans
/src/ITILTemplateField.php:44	6	Ambiguous Visibilities Property Used In One Method Only Ambiguous Static No Public Access Unfinished Object Mismatch Properties Types
/src/Infocom.php:340	6	Method Is Not An If No Default For Referenced Parameter Used Once Variables (In Scope) Unused Parameter Should Use Local Class Never Called Parameter
/src/Inventory/Asset/NetworkEquipment.php:224	6	Unused Public Methods Method Signature Must Be Compatible Mismatched Type Different Argument Counts Wrong Type With Default Implicit Nullable Type
/src/Item_Ticket.php:577	6	Max Level Of Nesting Mismatched Default Arguments Too Many Local Variables Used Once Variables (In Scope) Unused Parameter Should Use Local Class
/src/LevelAgreement.php:46	6	Ambiguous Visibilities Property Used In One Method Only Ambiguous Static No Public Access Use ::Class Operator Inherited Property Type Must Match
/src/Link.php:568	6	Ambiguous Static Used Once Variables (In Scope) Unused Parameter Undefined Classes No Return Used Never Called Parameter
/src/Lock.php:61	6	Max Level Of Nesting Ambiguous Static Too Many Local Variables Undefined Classes Should Use Local Class No Return Used
/src/NetworkPort.php:937	6	Assumptions Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables Used Once Variables (In Scope) Unused Parameter
/src/NotificationMailing.php:123	6	Unused Public Methods Incompatible Signature Methods With Covariance Method Signature Must Be Compatible Undefined Classes Different Argument Counts Method Could Be Static
/src/NotificationTarget.php:320	6	Missing Assignation In Branches Use Positive Condition Strpos()-like Comparison Uses Default Values Strict Comparison With Booleans Else If Versus Elseif
/src/NotificationTargetChange.php:64	6	Unused Public Methods Max Level Of Nesting Assumptions Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables
/src/NotificationTargetTicket.php:164	6	Unused Public Methods Max Level Of Nesting Assumptions Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables
/src/Planning.php:2595	6	Unused Public Methods Used Once Variables (In Scope) Unused Parameter Should Use Local Class Use ::Class Operator Method Could Be Static
/src/QueuedNotification.php:86	6	Unused Public Methods Method Signature Must Be Compatible Use Named Boolean In Argument Definition No Boolean As Default Different Argument Counts Method Could Be Static
/src/Report.php:553	6	Unused Public Methods Used Once Variables (In Scope) Unused Parameter Should Use Local Class Use ::Class Operator Method Could Be Static
/src/Reservation.php:997	6	Ambiguous Static Used Once Variables (In Scope) Unused Parameter Should Use Local Class No Return Used Never Called Parameter
/src/RichText/RichText.php:54	6	Double Checks Ambiguous Static Use Named Boolean In Argument Definition No Boolean As Default Mismatched Type StandaloneType True False Null
/src/RuleAction.php:37	6	Ambiguous Visibilities Ambiguous Static No Public Access Use ::Class Operator Mismatch Properties Types Inherited Property Type Must Match
/src/RuleCriteria.php:40	6	Ambiguous Visibilities Ambiguous Static No Public Access Use ::Class Operator Mismatch Properties Types Inherited Property Type Must Match
/src/RuleImportEntity.php:233	6	Undefined Properties Missing Assignation In Branches Logical To in_array() Nested Ifthen Uses Default Values Strict Comparison With Booleans
/src/RuleImportEntity.php:258	6	Undefined Properties Logical To in_array() Nested Ifthen Uses Default Values Strict Comparison With Booleans Else If Versus Elseif
/src/Search.php:1353	6	Max Level Of Nesting Assumptions Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables No Return Used
/src/Socket.php:647	6	Undefined Variable Used Once Variables (In Scope) Static Methods Called From Object Uses Default Values Strict Comparison With Booleans Else If Versus Elseif
/src/Stat.php:1800	6	Unused Public Methods Used Once Variables (In Scope) Unused Parameter Should Use Local Class Use ::Class Operator Method Could Be Static
/src/Stat.php:2103	6	Use Named Boolean In Argument Definition No Boolean As Default Should Use Local Class No Return Used Method Could Be Static Never Called Parameter
/src/System/RequirementsManager.php:63	6	Should Use Local Class Mismatched Type Could Inject Parameter Wrong Type With Default Implicit Nullable Type Method Could Be Static
/src/System/Status/StatusChecker.php:249	6	Unused Public Methods Max Level Of Nesting Use Named Boolean In Argument Definition No Boolean As Default Used Once Variables (In Scope) Unused Parameter
/src/System/Status/StatusChecker.php:317	6	Unused Public Methods Max Level Of Nesting Use Named Boolean In Argument Definition No Boolean As Default Used Once Variables (In Scope) Unused Parameter
/src/System/Status/StatusChecker.php:379	6	Unused Public Methods Use Named Boolean In Argument Definition No Boolean As Default Used Once Variables (In Scope) Unused Parameter Should Use Local Class
/src/System/Status/StatusChecker.php:409	6	Unused Public Methods Max Level Of Nesting Use Named Boolean In Argument Definition No Boolean As Default Used Once Variables (In Scope) Unused Parameter
/src/System/Status/StatusChecker.php:509	6	Unused Public Methods Use Named Boolean In Argument Definition No Boolean As Default Used Once Variables (In Scope) Unused Parameter Should Use Local Class
/src/Ticket.php:4051	6	Mismatched Default Arguments Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables Undefined Classes No Return Used
/src/Ticket.php:4594	6	Max Level Of Nesting Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables Used Once Variables (In Scope) Unused Parameter
/src/Ticket.php:6746	6	Max Level Of Nesting Ambiguous Static Too Many Local Variables Undefined Classes Should Use Local Class No Return Used
/src/Toolbox.php:2248	6	Static Inclusions Missing Include Undefined Constants include_once() Usage No Parenthesis For Language Construct Preprocessable
/src/Toolbox.php:2507	6	Use Named Boolean In Argument Definition No Boolean As Default Undefined Classes Should Use Local Class Could Inject Parameter Never Called Parameter
/src/Toolbox.php:3201	6	Use Named Boolean In Argument Definition No Boolean As Default Used Once Variables (In Scope) Unused Parameter Should Use Local Class Could Inject Parameter
/src/User.php:70	6	Ambiguous Visibilities Property Used In One Method Only StandaloneType True False Null Wrong Typed Property Default Unfinished Object Property Could Be Local
/src/User.php:1729	6	Max Level Of Nesting Assumptions Use Named Boolean In Argument Definition No Boolean As Default Too Many Local Variables Undefined Classes