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apps/apps.go

@@ -2,3 +2,53 @@
 // This package directly imports the iris root package and cannot be used
 // inside Iris' codebase itself. Only external packages/programs can make use of it.
 package apps
+
+import (
+	"github.com/kataras/iris/v12"
+	"github.com/kataras/iris/v12/context"
+)
+
+// Get returns an existing Iris Application based on its "appName".
+// Applications of the same program
+// are registered automatically.
+func Get(appName string) *iris.Application {
+	if app, ok := context.GetApplication(appName); ok {
+		return app.(*iris.Application)
+	}
+
+	return nil
+}
+
+// GetAll returns a slice of all registered Iris Applications.
+func GetAll() []*iris.Application {
+	appsReadOnly := context.GetApplications()
+	apps := make([]*iris.Application, 0, len(appsReadOnly))
+
+	for _, app := range appsReadOnly {
+		apps = append(apps, app.(*iris.Application))
+	}
+
+	return apps
+}
+
+// Configure applies one or more configurator to the
+// applications with the given "appNames".
+//
+// See `ConfigureAll` too.
+func Configure(appNames []string, configurators ...iris.Configurator) {
+	for _, appName := range appNames {
+		if app := Get(appName); app != nil {
+			app.Configure(configurators...)
+		}
+	}
+}
+
+// ConfigureAll applies one or more configurator to all
+// registered applications so far.
+//
+// See `Configure` too.
+func ConfigureAll(configurators ...iris.Configurator) {
+	for _, app := range context.GetApplications() {
+		app.(*iris.Application).Configure(configurators...)
+	}
+}