Early Rhizi API prototype:

- load_node_by_id_attr()
- response_wrap()

1 files changed, 43 insertions, 0 deletions

diff --git a/src-py/rhizi_api.py b/src-py/rhizi_api.py
new file mode 100644
index 00000000..246768aa
--- /dev/null
+++ b/src-py/rhizi_api.py
@@ -0,0 +1,43 @@
+"""
+Rhizi web API
+"""
+import os
+import db_controller as dbc
+import json
+from flask import jsonify
+
+from flask import Flask
+from flask import request
+
+webapp = Flask(__name__)
+webapp.debug = True
+
+# injected: DB controller
+db_ctl = None
+
+def __response_wrap(data=None, error=None):
+    """
+    wrap response data/errors as dict - this should always be used when returning
+    data to allow easy return of list objects, assist in error case distinction, etc. 
+    """
+    return dict(data=data, error=error)
+
+@webapp.route("/load/node-single", methods=['POST'])
+def load_node_by_id_attr():
+    """
+    @return: a list containing a single node whose id attribute matches 'id' or
+            an empty list if the requested node is not found
+    @raise exception: on error
+    """
+    node_id = request.form['id']
+    op = dbc.DBO_load_node_set_by_id_attribute([node_id])
+    try:
+        n = db_ctl.exec_op(op)
+        ret = __response_wrap(n)
+        return jsonify(ret)
+    except Exception as e:
+        return jsonify('unable to load node with id: {0}'.format(node_id))
+
+@webapp.route("/add/node-single")
+def add_node(n):
+    pass