Add configurable email server

Based on Hydrosys4#17

Add default values for server and port.

emaildbmod.py

@@ -2,7 +2,7 @@
 """
 fertilizer UI setting storage utilities
 """
-from __future__ import print_function
+from __future__ import print_function
 
 import logging
 import os
@@ -26,13 +26,11 @@
 # if file does not exist create file
 data=[]
 if not filestoragemod.readfiledata(DATAFILENAME,data): #read  setting file
-	filedata=[{'name':'email', 'address':'','password':'' }]
-	filestoragemod.savefiledata(DATAFILENAME,filedata)
+	restoredefault()
 
 def savedata(filedata):
 	filestoragemod.savefiledata(DATAFILENAME,filedata)
 
-
 def getelementlist():
 	recordkey=hardwaremod.HW_FUNC_USEDFOR
 	recordvalue="mailcontrol"
@@ -41,8 +39,6 @@ def getelementlist():
 	#print "elementlist= ",datalist
 	return datalist
 
-
-
 def getaddress():
 	recordkey="name"
 	recordvalue="email"
@@ -57,6 +53,25 @@ def getpassword():
 	dataitem=filestoragemod.searchdata(DATAFILENAME,recordkey,recordvalue,keytosearch)
 	return dataitem
 
+def getserver():
+	recordkey="name"
+	recordvalue="email"
+	keytosearch="server"
+	dataitem=filestoragemod.searchdata(DATAFILENAME,recordkey,recordvalue,keytosearch)
+	# set default
+	if dataitem == "":
+		dataitem = "smtp.gmail.com"
+	return dataitem
+
+def getport():
+	recordkey="name"
+	recordvalue="email"
+	keytosearch="port"
+	dataitem=filestoragemod.searchdata(DATAFILENAME,recordkey,recordvalue,keytosearch)
+	# set default
+	if dataitem == "":
+		dataitem = "587"
+	return dataitem
 
 def changesavesetting(FTparameter,FTvalue):
 	searchfield="name"
@@ -68,7 +83,7 @@ def changesavesetting(FTparameter,FTvalue):
 
 def restoredefault():
 	filestoragemod.deletefile(DATAFILENAME)
-	filedata=[{'name':'email', 'address':'','password':'' }]
+	filedata=[{'name':'email', 'address':'','password':'', 'server': 'smtp.gmail.com', 'port': '587'}]
 	filestoragemod.savefiledata(DATAFILENAME,filedata)
 
 def get_path():
@@ -92,10 +107,13 @@ def get_path():
 	# comment
 	address="hello@mail.com"
 	password="haha"
-	changesavesetting("address",address)
-	changesavesetting("password",password)
-	print(getaddress())
-	print(getpassword())
-
-
-
+	server="smtp.gmail.com"
+	port="587"
+	#changesavesetting("address",address)
+	#changesavesetting("password",password)
+	#changesavesetting("server",server)
+	#changesavesetting("port",port)
+	#print(getaddress())
+	#print(getpassword())
+	print(getserver())
+	print(getport())

emailmod.py

@@ -43,7 +43,7 @@ def send_email(user, pwd, recipient, subject, body):
     message = """\From: %s\nTo: %s\nSubject: %s\n\n%s
     """ % (FROM, ", ".join(TO), SUBJECT, TEXT)
     try:
-        server = smtplib.SMTP("smtp.gmail.com", 587)
+        server = smtplib.SMTP(emaildbmod.getserver(), emaildbmod.getport())
         server.ehlo()
         server.starttls()
         server.login(gmail_user, gmail_pwd)

start.py

@@ -1329,17 +1329,24 @@ def systemmailsetting():
 			print("saving email credentials")
 			address=request.form['address']
 			password=request.form['password']
+			server=request.form['server']
+			port=request.form['port']			
 			isok1=emaildbmod.changesavesetting('address',address)
 			isok2=emaildbmod.changesavesetting('password',password)
-			if isok1 and isok2:
+			isok3=emaildbmod.changesavesetting('server',server)
+			isok4=emaildbmod.changesavesetting('port',port)		
+			if isok1 and isok2 and isok3 and isok4:
 				flash('Email credentials Saved')
 				return redirect(url_for('show_Calibration'))
 		elif reqtype=="cancel":
 			return redirect(url_for('show_Calibration'))
 
 	password=emaildbmod.getpassword()
 	address=emaildbmod.getaddress()
-	return render_template('systemmailsetting.html', address=address, password=password)
+	server=emaildbmod.getserver()
+	port=emaildbmod.getport()
+
+	return render_template('systemmailsetting.html', address=address, password=password, server=server, port=port)
 
 @application.route('/HC12setting/', methods=['GET', 'POST'])
 def HC12setting():

templates/systemmailsetting.html

@@ -23,7 +23,19 @@
 
               <form class="form-horizontal" action="{{ url_for('systemmailsetting') }}" method="post">
                 <fieldset>
-                  <legend>System Mail Credentials</legend>
+                  <legend>System Mail Credentials (SMTP)</legend>
+                  <div class="form-group">
+                    <label for="inputServer" class="col-lg-3 control-label">Server address</label>
+                    <div class="col-lg-9">
+                      <input type="text" class="form-control" id="inputServer" placeholder={% if server=="" %}"mail server"{% else %}"{{server}}"{% endif %} name="server" value="{{server}}">
+                    </div>
+                  </div>
+                  <div class="form-group">
+                    <label for="inputPort" class="col-lg-3 control-label">Server port</label>
+                    <div class="col-lg-9">
+                      <input type="text" class="form-control" id="inputPort" placeholder={% if port=="" %}"mail port"{% else %}"{{port}}"{% endif %} name="port" value="{{port}}">
+                    </div>
+                  </div>
                   <div class="form-group">
                     <label for="inputEmail" class="col-lg-3 control-label">Mail address</label>
                     <div class="col-lg-9">