Initial web service commit

webservice/bam/application/__init__.py

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+# ***** BEGIN GPL LICENSE BLOCK *****
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software Foundation,
+# Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+# ***** END GPL LICENCE BLOCK *****
+
+from flask import Flask, jsonify, abort, request, make_response, url_for
+from flask.views import MethodView
+from flask.ext.restful import Api, Resource, reqparse, fields, marshal
+from flask.ext.httpauth import HTTPBasicAuth
+
+app = Flask(__name__)
+api = Api(app)
+auth = HTTPBasicAuth()
+
+@api.representation('application/octet-stream')
+def output_file(data, code, headers=None):
+    """Makes a Flask response to return a file."""
+    resp = make_response(data, code)
+    resp.headers.extend(headers or {})
+    return resp
+
+@auth.get_password
+def get_password(username):
+    if username == 'bam':
+        return 'bam'
+    return None
+ 
+@auth.error_handler
+def unauthorized():
+    return make_response(jsonify( { 'message': 'Unauthorized access' } ), 403)
+    # return 403 instead of 401 to prevent browsers from displaying 
+    # the default auth dialog
+
+
+class FilesListAPI(Resource):
+    """Displays list of files."""
+    decorators = [auth.login_required]
+
+    def __init__(self):
+        super(FilesListAPI, self).__init__()
+        
+    def get(self):
+        return { 'message': 'Display files list' }
+
+
+class FileAPI(Resource):
+    """Downloads a file."""
+
+    decorators = [auth.login_required]
+    def __init__(self):
+        # self.reqparse = reqparse.RequestParser()
+        # self.reqparse.add_argument('path', 
+        #     type = str, 
+        #     location = 'json')
+        super(FileAPI, self).__init__()
+
+    def get(self, path):
+        with open(path, 'r') as f:
+            body = f.read()
+        return output_file(body, 200)
+        #return { 'path': path }
+
+
+api.add_resource(FilesListAPI, '/files', endpoint = 'files')
+api.add_resource(FileAPI, '/file/<path:path>', endpoint = 'file')

webservice/bam/runserver.py

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+from application import app
+app.run(debug = True)

webservice/requirements.txt

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+Flask==0.10.1
+Flask-HTTPAuth==2.3.0
+Flask-RESTful==0.2.12
+Jinja2==2.7.3
+MarkupSafe==0.23
+Werkzeug==0.9.6
+aniso8601==0.83
+itsdangerous==0.24
+pytz==2014.7
+six==1.8.0