N°4518 Add config parameter to set platform as dev env (#220)

developer_mode.enabled, default value null
If true or false then will be used by \utils::IsDevelopmentEnvironment as return value, in all other cases will follow previous behavior

application/utils.inc.php

@@ -2814,15 +2814,30 @@ HTML;
 	 * Check if iTop is in a development environment (VCS vs build number)
 	 *
 	 * @return bool
+	 *
+	 * @since 2.6.0 method creation
+	 * @since 3.0.0 add the `developer_mode.enabled` config parameter
+	 *
+	 * @use `developer_mode.enabled` config parameter
+	 * @use ITOP_REVISION
 	 */
 	public static function IsDevelopmentEnvironment()
 	{
-		if (! defined('ITOP_REVISION')) {
+		$oConfig = utils::GetConfig();
+		$bIsDevEnvInConfig = $oConfig->Get('developer_mode.enabled');
+		if ($bIsDevEnvInConfig === true) {
+			return true;
+		}
+		if ($bIsDevEnvInConfig === false) {
+			return false;
+		}
+
+		if (!defined('ITOP_REVISION')) {
 			//defensive behaviour: by default we are not in dev environment
 			//can happen even in production (unattended install for example) or with exotic use of iTop
 			return false;
 		}
-		
+
 		return ITOP_REVISION === 'svn';
 	}
 

core/config.class.inc.php

@@ -1415,6 +1415,14 @@ class Config
 			'source_of_value' => '',
 			'show_in_conf_sample' => true,
 		],
+		'developer_mode.enabled' => [
+			'type'                => 'bool',
+			'description'         => 'If true then unlocks dev env functionalities, see \utils::IsDevelopmentEnvironment',
+			'default'             => null,
+			'value'               => null,
+			'source_of_value'     => '',
+			'show_in_conf_sample' => false,
+		],
 		'theme.enable_precompilation' => [
 			'type' => 'bool',
 			'description' => 'If false, theme compilation will not use any precompiled file setup optimization.)',