r8488: after discussions with simo, moved to a full OO interface, so you don't need to keep

a 'db' variable around. The ldb object knows what it is connected to.

Added a simple ldb testsuite in testprogs/ldb.js
(This used to be commit cf35818648b5b649d0cd25f115a04b7b5b5311aa)

2 files changed, 44 insertions, 41 deletions

diff --git a/source4/scripting/ejs/mprutil.c b/source4/scripting/ejs/mprutil.c
index 247cea0b06..f25064f245 100644
--- a/source4/scripting/ejs/mprutil.c
+++ b/source4/scripting/ejs/mprutil.c
@@ -202,6 +202,9 @@ struct MprVar mprLdbArray(struct ldb_message **msg, int count, const char *name)
 	for (i=0;i<count;i++) {
 		mprAddArray(&res, i, mprLdbMessage(msg[i]));
 	}
+	if (i==0) {
+		mprSetVar(&res, "length", mprCreateIntegerVar(0));
+	}
 	return res;
 }
 
@@ -372,7 +375,7 @@ void mpr_ReturnString(int eid, const char *s)
 */
  void mprSetCFunction(struct MprVar *obj, const char *name, MprCFunction fn)
 {
-	mprSetVar(obj, name, mprCreateCFunctionVar(fn, NULL, MPR_VAR_SCRIPT_HANDLE));
+	mprSetVar(obj, name, mprCreateCFunctionVar(fn, obj, MPR_VAR_SCRIPT_HANDLE));
 }
 
 /*
@@ -380,5 +383,5 @@ void mpr_ReturnString(int eid, const char *s)
 */
  void mprSetStringCFunction(struct MprVar *obj, const char *name, MprStringCFunction fn)
 {
-	mprSetVar(obj, name, mprCreateStringCFunctionVar(fn, NULL, MPR_VAR_SCRIPT_HANDLE));
+	mprSetVar(obj, name, mprCreateStringCFunctionVar(fn, obj, MPR_VAR_SCRIPT_HANDLE));
 }
diff --git a/source4/scripting/ejs/smbcalls_ldb.c b/source4/scripting/ejs/smbcalls_ldb.c
index be54ac79ac..924a9665b3 100644
--- a/source4/scripting/ejs/smbcalls_ldb.c
+++ b/source4/scripting/ejs/smbcalls_ldb.c
@@ -28,9 +28,10 @@
 /*
   get the connected db
  */
-static struct ldb_context *ejs_ldb_db(int eid, struct MprVar *v)
+static struct ldb_context *ejs_ldb_db(int eid)
 {
-	struct ldb_context *ldb = mprGetPtr(v, "ldb");
+	struct MprVar *this = mprGetProperty(ejsGetLocalObject(eid), "this", 0);
+	struct ldb_context *ldb = mprGetPtr(this, "db");
 	if (ldb == NULL) {
 		ejsSetErrorMsg(eid, "invalid ldb connection");
 	}
@@ -41,9 +42,9 @@ static struct ldb_context *ejs_ldb_db(int eid, struct MprVar *v)
   perform an ldb search, returning an array of results
 
   syntax:
-     res = ldb.search(db, "expression");
+     res = ldb.search("expression");
      var attrs = new Array("attr1", "attr2", "attr3");
-     ldb.search(db, "expression", attrs);
+     ldb.search("expression", attrs);
 */
 static int ejs_ldbSearch(MprVarHandle eid, int argc, struct MprVar **argv)
 {
@@ -55,27 +56,27 @@ static int ejs_ldbSearch(MprVarHandle eid, int argc, struct MprVar **argv)
 	struct ldb_message **res;
 
 	/* validate arguments */
-	if (argc < 2 || argc > 3) {
+	if (argc < 1 || argc > 2) {
 		ejsSetErrorMsg(eid, "ldb.search invalid arguments");
 		goto failed;
 	}
-	if (argc == 3 && argv[2]->type != MPR_TYPE_OBJECT) {
+	if (argc == 2 && argv[1]->type != MPR_TYPE_OBJECT) {
 		ejsSetErrorMsg(eid, "ldb.search attributes must be an object");
 		goto failed;
 	}
 
-	ldb = ejs_ldb_db(eid, argv[0]);
+	ldb = ejs_ldb_db(eid);
 	if (ldb == NULL) {
 		return -1;
 	}
 	
-	expression = mprToString(argv[1]);
+	expression = mprToString(argv[0]);
 	if (expression == NULL) {
 		ejsSetErrorMsg(eid, "ldb.search invalid arguments");
 		goto failed;
 	}
-	if (argc > 2) {
-		attrs = mprToList(tmp_ctx, argv[2]);
+	if (argc == 2) {
+		attrs = mprToList(tmp_ctx, argv[1]);
 	}
 
 	ret = ldb_search(ldb, NULL, LDB_SCOPE_DEFAULT, expression, attrs, &res);
@@ -106,18 +107,18 @@ static int ejs_ldbAddModify(MprVarHandle eid, int argc, struct MprVar **argv,
 	struct ldb_ldif *ldif;
 	int ret;
 
-	if (argc != 2) {
+	if (argc != 1) {
 		ejsSetErrorMsg(eid, "ldb.add/modify invalid arguments");
 		return -1;
 	}
 
-	ldifstring = mprToString(argv[1]);
+	ldifstring = mprToString(argv[0]);
 	if (ldifstring == NULL) {
 		ejsSetErrorMsg(eid, "ldb.add/modify invalid arguments");
 		return -1;
 	}
 
-	ldb = ejs_ldb_db(eid, argv[0]);
+	ldb = ejs_ldb_db(eid);
 	if (ldb == NULL) {
 		return -1;
 	}
@@ -136,7 +137,7 @@ static int ejs_ldbAddModify(MprVarHandle eid, int argc, struct MprVar **argv,
 /*
   perform an ldb delete
   usage:
-   ok = ldb.delete(db, dn);
+   ok = ldb.delete(dn);
 */
 static int ejs_ldbDelete(MprVarHandle eid, int argc, struct MprVar **argv)
 {
@@ -144,14 +145,14 @@ static int ejs_ldbDelete(MprVarHandle eid, int argc, struct MprVar **argv)
 	struct ldb_context *ldb;
 	int ret;
 
-	if (argc != 2) {
+	if (argc != 1) {
 		ejsSetErrorMsg(eid, "ldb.delete invalid arguments");
 		return -1;
 	}
 
-	dn      = mprToString(argv[1]);
+	dn = mprToString(argv[0]);
 
-	ldb = ejs_ldb_db(eid, argv[0]);
+	ldb = ejs_ldb_db(eid);
 	if (ldb == NULL) {
 		return -1;
 	}
@@ -164,7 +165,7 @@ static int ejs_ldbDelete(MprVarHandle eid, int argc, struct MprVar **argv)
 /*
   perform an ldb rename
   usage:
-   ok = ldb.rename(db, dn1, dn2);
+   ok = ldb.rename(dn1, dn2);
 */
 static int ejs_ldbRename(MprVarHandle eid, int argc, struct MprVar **argv)
 {
@@ -172,19 +173,19 @@ static int ejs_ldbRename(MprVarHandle eid, int argc, struct MprVar **argv)
 	struct ldb_context *ldb;
 	int ret;
 
-	if (argc != 3) {
+	if (argc != 2) {
 		ejsSetErrorMsg(eid, "ldb.rename invalid arguments");
 		return -1;
 	}
 
-	dn1    = mprToString(argv[1]);
-	dn2    = mprToString(argv[2]);
+	dn1 = mprToString(argv[0]);
+	dn2 = mprToString(argv[1]);
 	if (dn1 == NULL || dn2 == NULL) {
 		ejsSetErrorMsg(eid, "ldb.rename invalid arguments");
 		return -1;
 	}
 
-	ldb = ejs_ldb_db(eid, argv[0]);
+	ldb = ejs_ldb_db(eid);
 	if (ldb == NULL) {
 		return -1;
 	}
@@ -199,7 +200,7 @@ static int ejs_ldbRename(MprVarHandle eid, int argc, struct MprVar **argv)
   perform an ldb modify
 
   syntax:
-    ok = ldb.modify(db, ldifstring);
+    ok = ldb.modify(ldifstring);
 */
 static int ejs_ldbAdd(MprVarHandle eid, int argc, struct MprVar **argv)
 {
@@ -210,7 +211,7 @@ static int ejs_ldbAdd(MprVarHandle eid, int argc, struct MprVar **argv)
   perform an ldb add
 
   syntax:
-    ok = ldb.add(db, ldifstring);
+    ok = ldb.add(ldifstring);
 */
 static int ejs_ldbModify(MprVarHandle eid, int argc, struct MprVar **argv)
 {
@@ -220,13 +221,13 @@ static int ejs_ldbModify(MprVarHandle eid, int argc, struct MprVar **argv)
 /*
   connect to a database
   usage:
-   db = ldb.connect(dbfile);
+   ok = ldb.connect(dbfile);
 */
 static int ejs_ldbConnect(MprVarHandle eid, int argc, char **argv)
 {
 	struct ldb_context *ldb;
 	const char *dbfile;
-	struct MprVar v;
+	struct MprVar *this = mprGetProperty(ejsGetLocalObject(eid), "this", 0);
 
 	if (argc != 1) {
 		ejsSetErrorMsg(eid, "ldb.connect invalid arguments");
@@ -238,13 +239,10 @@ static int ejs_ldbConnect(MprVarHandle eid, int argc, char **argv)
 	ldb = ldb_wrap_connect(mprMemCtx(), dbfile, 0, NULL);
 	if (ldb == NULL) {
 		ejsSetErrorMsg(eid, "ldb.connect failed to open %s", dbfile);
-		mpr_Return(eid, mprCreateUndefinedVar());
 	}
 
-	v = mprObject("db");
-	mprSetPtrChild(&v, "ldb", ldb);
-
-	mpr_Return(eid, v);
+	mprSetPtrChild(this, "db", ldb);
+	mpr_Return(eid, mprCreateBoolVar(ldb != NULL));
 	return 0;
 }
 
@@ -254,16 +252,18 @@ static int ejs_ldbConnect(MprVarHandle eid, int argc, char **argv)
 */
 static int ejs_ldb_init(MprVarHandle eid, int argc, struct MprVar **argv)
 {
-	struct MprVar ldb = mprObject("ldb");
+	struct MprVar *ldb;
+	mpr_Return(eid, mprObject("ldb"));
+
+	ldb  = ejsGetReturnValue(eid);
 
-	mprSetStringCFunction(&ldb, "connect", ejs_ldbConnect);
-	mprSetCFunction(&ldb, "search", ejs_ldbSearch);
-	mprSetCFunction(&ldb, "add", ejs_ldbAdd);
-	mprSetCFunction(&ldb, "modify", ejs_ldbModify);
-	mprSetCFunction(&ldb, "delete", ejs_ldbDelete);
-	mprSetCFunction(&ldb, "rename", ejs_ldbRename);
+	mprSetStringCFunction(ldb, "connect", ejs_ldbConnect);
+	mprSetCFunction(ldb, "search", ejs_ldbSearch);
+	mprSetCFunction(ldb, "add", ejs_ldbAdd);
+	mprSetCFunction(ldb, "modify", ejs_ldbModify);
+	mprSetCFunction(ldb, "delete", ejs_ldbDelete);
+	mprSetCFunction(ldb, "rename", ejs_ldbRename);
 
-	mpr_Return(eid, ldb);
 	return 0;
 }