X-Git-Url: https://gerrit.akraino.org/r/gitweb?a=blobdiff_plain;f=src%2Ffoundation%2Fapi%2Frevel%2Fnamespace.go;fp=src%2Ffoundation%2Fapi%2Frevel%2Fnamespace.go;h=9f66cf4c90d8d9026556be1cd250597fb6873dd1;hb=1d1ee6961c93781e1187d8c7faa868da6b2f01f4;hp=0000000000000000000000000000000000000000;hpb=56dd5e0f2164b37b40ac1daa188ccc618b4cbd19;p=iec.git

diff --git a/src/foundation/api/revel/namespace.go b/src/foundation/api/revel/namespace.go
new file mode 100644
index 0000000..9f66cf4
--- /dev/null
+++ b/src/foundation/api/revel/namespace.go
@@ -0,0 +1,37 @@
+package revel
+
+import (
+	"bytes"
+	"regexp"
+)
+
+// Module matching template syntax allows for modules to replace this text with the name of the module declared on import
+// this allows the reverse router to use correct syntax
+// Match _LOCAL_.static or  _LOCAL_|
+var namespaceReplacement = regexp.MustCompile(`(_LOCAL_)(\.(.*?))?\\`)
+
+// Function to replace the bytes data that may match the _LOCAL_ namespace specifier,
+// the replacement will be the current module.Name
+func namespaceReplace(fileBytes []byte, module *Module) []byte {
+	newBytes, lastIndex := &bytes.Buffer{}, 0
+	matches := namespaceReplacement.FindAllSubmatchIndex(fileBytes, -1)
+	for _, match := range matches {
+		// Write up to first bytes
+		newBytes.Write(fileBytes[lastIndex:match[0]])
+		// skip ahead index to match[1]
+		lastIndex = match[3]
+		if match[4] > 0 {
+			// This match includes the module name as imported by the module
+			// We could transform the module name if it is different..
+			// For now leave it the same
+			// so _LOCAL_.static| becomes static|
+			lastIndex++
+		} else {
+			// Inject the module name
+			newBytes.Write([]byte(module.Name))
+		}
+	}
+	// Write remainder of document
+	newBytes.Write(fileBytes[lastIndex:])
+	return newBytes.Bytes()
+}