functionality add

config.py

@@ -0,0 +1,92 @@
+'''
+Generic, system-wide variables and functions to be used in any / every module
+Global variables are defined with _variable_name schema, to be quickly
+identified in the project. 
+'''
+
+import os
+
+_ROOT = os.path.abspath(os.path.dirname(__file__))
+_SERVER_PORT = 8086
+_SERVER_IP = '127.0.0.1'
+_DB_PATH = './db'
+
+
+class serverConfiguration(object):
+    '''Sets up Conf with appropriate values
+
+    Creates an object that holds the configuration to the whole web server,
+    is available throughout the project. This separates the .ini style config
+    and the config.py script, that uses additional logic.
+    '''
+    def __init__(self):
+        '''Init Conf values
+
+        Sets up all values in config.Conf.val['option']=value
+
+        Args:
+            N/A
+
+        Returns:
+            N/A
+
+        Sets:
+            dict(self.val[option]): Set via read_config() method,
+            does some additional calculations and parsing.
+        '''
+        if self.read_config('plutonium'):
+            print("INFO: Config read success")
+            print(self.val)
+            self.val['_server_uri'] = \
+                "{}://{}".format(
+                    self.val['_server_protocol'],
+                    self.val['_server_name']
+                )
+            self.val['_server_port'] = int(self.val['_server_port'])
+            self.val['_influx_port'] = int(self.val['_influx_port'])
+        else:
+            print("ERROR: In reading config")
+
+        self.influx_connectors()
+
+    def read_config(self, conf_filename):
+        '''Reads configuration file
+    
+        Read and parse the configuration options into a dictionary
+        Why not using configparser? No idea, subject to change.
+        This method is called on class init. 
+    
+        Args:
+            ``conf_filename``, *str()* file name without the .ini extension,
+            residing in ./config directory
+    
+        Returns:
+            *dict()*, On success
+            
+            *bool(False)*, On failure
+
+        Sets:
+            ``self.dict()`` of name_value_pairs read from the config file
+        
+        '''
+        read_path = SCRIPT_PATH + '/config/' + conf_filename + '.ini'
+        try:
+            with open(read_path, 'r') as conf_file:
+                config_list = conf_file.readlines()
+        except OSError as e:
+            print("ERROR: {}".format(e))
+            return False
+        self.val = {}
+        for line in config_list:
+            if line.strip() != '':
+                try:
+                    line = line.split("=")
+                    option = line[0].strip().strip("'")
+                    value = line[1].strip().strip("'")
+                except:
+                    exit("WARNING: Wrong format of config option")
+                    return False
+                self.val.update({option:value})
+            else:
+                pass
+        return self.val