From b86b42713a1fbfb1929bd5019aed7e5275b78d64 Mon Sep 17 00:00:00 2001
From: Michael Hwang <mhwang@research.att.com>
Date: Thu, 24 Aug 2017 12:18:43 -0400
Subject: Add dcae-cli and component-json-schemas projects

Change-Id: I2d920da7902bb5c1faf3d66173d62c942e9a19e9
Issue-Id: DCAEGEN2-50
Signed-off-by: Michael Hwang <mhwang@research.att.com>
---
 dcae-cli/dcae_cli/commands/util.py | 95 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 dcae-cli/dcae_cli/commands/util.py

(limited to 'dcae-cli/dcae_cli/commands/util.py')

diff --git a/dcae-cli/dcae_cli/commands/util.py b/dcae-cli/dcae_cli/commands/util.py
new file mode 100644
index 0000000..9f758e2
--- /dev/null
+++ b/dcae-cli/dcae_cli/commands/util.py
@@ -0,0 +1,95 @@
+# ============LICENSE_START=======================================================
+# org.onap.dcae
+# ================================================================================
+# Copyright (c) 2017 AT&T Intellectual Property. All rights reserved.
+# ================================================================================
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ============LICENSE_END=========================================================
+#
+# ECOMP is a trademark and service mark of AT&T Intellectual Property.
+
+# -*- coding: utf-8 -*-
+"""
+Provides utilities for commands
+"""
+import json
+import textwrap
+from terminaltables import AsciiTable
+
+from dcae_cli.util import DcaeException
+
+
+def parse_input(input_):
+    '''Returns (name, version) tuple parsed from name:version'''
+    arg = input_.split(':')
+    if len(arg) == 1:
+        cname, cver = arg[0], None
+    elif len(arg) == 2:
+        cname, cver = arg
+        cver = None if not cver else cver
+    else:
+        raise DcaeException("Input '{:}' must be NAME or NAME:VERSION".format(input_))
+    return cname, cver
+
+
+def parse_input_pair(req, resp):
+    '''Returns a tuple output of `parse_input` for convenience'''
+    return parse_input(req), parse_input(resp)
+
+
+def create_table(header, entries):
+    '''Returns an ASCII table string'''
+    data = [header, ]
+    if entries:
+        data.extend(entries)
+    else:
+        data.append(['']*len(header))
+    return AsciiTable(data).table
+
+
+# Utility methods used to format records for displaying
+
+def get_status_string(record):
+    """Get the status label given a record of either data format or component"""
+    if "when_revoked" not in record or "when_published" not in record or \
+        "when_added" not in record:
+        return None
+
+    if record["when_revoked"] is not None:
+        return "revoked"
+    elif record["when_published"] is not None:
+        return "published"
+    else:
+        return "staged"
+
+
+def format_description(description, line_width=50, num_lines=3):
+    """Formats the description field
+
+    Description field can be long. This function line wraps to a specified number
+    of lines. The last line trails with ".." if the text still overflows to
+    signal that there is more.
+    """
+    lines = textwrap.wrap(description)
+    lines = lines[:num_lines]
+    last_line = lines.pop()
+
+    if len(last_line) > line_width and line_width > 2:
+        last_line = "{0}..".format(last_line[:-2])
+
+    lines.append(last_line)
+    return "\n".join(lines)
+
+
+def format_json(some_json):
+    return json.dumps(some_json, sort_keys=True, indent=4)
-- 
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