def get_methods(self, dev_hash, project_id=None,
start_date=None, end_date=None):
"""Returns all methods updated by a developer.
Optionally it also filters by project_id
:params dev_hash: developer unique identifier
:params project_id: optional; if present the query
returns the files from a specific project
:param start_date: optional timestamp; filter files
beginning with this date
:param end_date: optional timestamp; filter files
untill this date
:returns: list of methods
"""
com_filter, where = fcid(project_id,
start_date, end_date)
query = """
MATCH (d:Developer {{hash: "{0}"}})
-[r:Author]->
(c:Commit {1})
-[um: UpdateMethod]->
(m: Method)
{2}
RETURN distinct m;
""".format(dev_hash, com_filter, where)
dt_ = self.graph.run(query)
return [dict(x['m']) for x in dt_.data()]
def get_files_updates(self, dev_hash, project_id=None,
start_date=None, end_date=None):
"""Returns all file update information (e.g. file complexity),
for all files edited by a developer.
Optionally it also filters by project_id
:params dev_hash: developer unique identifier
:params project_id: optional; if present the query
returns the files from a specific project
:param start_date: optional timestamp; filter files
beginning with this date
:param end_date: optional timestamp; filter files
untill this date
:returns: list of file updates
"""
com_filter, where = fcid(project_id,
start_date, end_date)
query = """
MATCH (d:Developer {{hash: "{0}"}})
-[r:Author]->
(c:Commit {1})
-[fu: UpdateFile]->
(f: File)
{2}
RETURN distinct fu;
""".format(dev_hash, com_filter, where)
dt_ = self.graph.run(query)
return [dict(x['fu']) for x in dt_.data()]
def get_commits(self,
dev_hash,
project_id=None,
start_date=None,
end_date=None):
"""Returns all commits authored by a developer.
Optionally, it also filters by project id
:param dev_hash: developer unique identifier
:param project_id: optional; if present the
query returns the commits from a project
:param start_date: optional timestamp; filter commits
beginning with this date
:param end_date: optional timestamp; filter commits
untill this date
:returns: list of commits
"""
com_filter, where = fcid(project_id, start_date, end_date)
cquery = """
MATCH (d:Developer {{hash: "{0}"}})
-[r:Author]->
(c:Commit {1})
{2}
RETURN distinct c;
""".format(dev_hash, com_filter, where)
dt_ = self.graph.run(cquery)
return [dict(x['c']) for x in dt_.data()]