Add reporthandler class

api/handlers/reporthandler.py

+import json
+
+from .. import base
+from .. import config
+
+log = config.log
+
+Report = util.Enum('Report', {
+    'site'   	: report.SiteReport,
+    'project'	: report.ProjectReport
+})
+
+class ReportHandler(base.RequestHandler):
+
+    def __init__(self, request=None, response=None):
+        super(SchemaHandler, self).__init__(request, response)
+
+    def get(self, report_type, **kwargs):
+        return {'type': report_type}
+
+class Report(object):
+    def __init__(self):
+    	self.placeholder = None
+
+    def build_report(self):
+        """
+        Build and return a json report
+        """
+        raise NotImplementedError()
+
+class SiteReport(Report):
+	"""
+	Report of statistics about the site, generated by Site Managers
+
+	Report includes:
+	  - number of groups
+	  - number of projects per group
+	  - number of sessions per group
+	"""
+
+    def build_report(self):
+        pass
+
+class ProjectReport(Report):
+	"""
+	Report of statistics about a list of projects, generated by
+	Project Admins or Group Admins. Will only include a date range
+	when provided by the client.
+
+	Report includes:
+	  - Project Name
+	  - Group Name
+	  - Project Admin(s)
+	  - Number of Sessions
+	  - Unique Subjects
+	  - Male Subjects
+	  - Female Subjects
+	  - Subjects under 18
+	  - Subjects over 18
+	"""
+
+	def __init__(self, projects, start_date=None, end_date=None):
+		super(ProjectReport, self).__init__()
+		self.projects = projects
+		self.start_date = start_date
+		self.end_date = end_date
+
+    def build_report(self):
+        pass