New way of checking for new versions

CHANGELOG

@@ -2,6 +2,8 @@
 - Better tokenizer, gives more indicative errors
 - Parser gives more indicative errors
 - Improved select_union_intersect_subtract optimization to avoid parenthesis whenever possible
+- Moved feedback service, and added the code for it
+- Different way of checking the latest version
 
 1.1
 - Incorrect relational operations now raise an exception instead of returning None

feedback-ltworf/app.yaml

@@ -1,7 +1,7 @@
 application: feedback-ltworf
-version: 2
+version: 1
 runtime: python27
-api_version: 1
+api_version: 3
 threadsafe: true
 
 handlers:

feedback-ltworf/feedback.py

@@ -9,6 +9,12 @@ application = micro_webapp2.WSGIApplication()
 def m(request, *args, **kwargs):
     return ""
 
+@application.route("/version/<id>")
+def show_version(request, *args, **kwargs):
+    if kwargs["id"] == "relational":
+        return "1.2"
+    return "No version"
+
 @application.route('/feedback/<id>')
 def mail_sender(request, *args, **kwargs):
 

relational/maintenance.py

@@ -48,21 +48,16 @@ def check_latest_version():
     '''Returns the latest version available.
     Heavely dependent on server and server configurations
     not granted to work forever.'''
-    connection = httplib.HTTPConnection('galileo.dmi.unict.it')
+    connection = httplib.HTTPConnection('feedback-ltworf.appspot.com')
-    connection.request("GET","/svn/relational/tags/")
+    connection.request("GET","/version/relational")
     r=connection.getresponse()
 
     #html
     s=r.read()
     if len(s)==0:
         return None
+    return s.strip()
 
-    l= s[s.find('<ul>')+4:s.find('</ul>')].split('\n')
-    l.sort()
-    a=l[len(l)-1]
-    
-    s=a.find('"')+1
-    return a[s:a.find('"',s)-1]
 
 class interface (object):
     '''It is used to provide services to the user interfaces, in order to
@@ -98,4 +93,3 @@ class interface (object):
         relname is not None, adds the result to the
         dictionary, with the name given in relname.'''
         pass
-    

relational_gui.py

@@ -112,6 +112,8 @@ if __name__ == "__main__":
         guihandler.version=version
 
         app = QtGui.QApplication(sys.argv)
+        app.setOrganizationName('None');
+        app.setApplicationName('relational');
         
         ui = maingui.Ui_MainWindow()
         Form = guihandler.relForm(ui)
@@ -120,6 +122,7 @@ if __name__ == "__main__":
         Form.setFont(QtGui.QFont("Dejavu Sans Bold"))
         
         ui.setupUi(Form)
+        Form.restore_settings()
     
         for i in range(len(files)):
             if not os.path.isfile(files[i]):

relational_gui/guihandler.py

@@ -16,21 +16,26 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # author Salvo "LtWorf" Tomaselli <tiposchi@tiscali.it>
+import sys
+import os
+import pickle
+
 try:
     from PyQt4 import QtCore, QtGui
 except:
     from PySide import QtCore, QtGui
 
+
+
 from relational import relation, parser, optimizer,rtypes
 
-import sys
 import about
 import survey
-import os
 import surveyForm
 import maingui
 import compatibility
 
+
 class relForm(QtGui.QMainWindow):
 
     def __init__(self,ui):
@@ -42,6 +47,9 @@ class relForm(QtGui.QMainWindow):
         self.selectedRelation=None
         self.ui=ui
         self.qcounter=1 #Query counter
+
+        self.settings = QtCore.QSettings()
+
     def checkVersion(self):
         from relational import maintenance
         online=maintenance.check_latest_version()
@@ -204,7 +212,16 @@ class relForm(QtGui.QMainWindow):
 
 
         self.updateRelations()
+    def closeEvent(self, event):
+        self.save_settings()
+        event.accept()
+    def save_settings(self):
+        #self.settings.setValue("width",)
+        pass
 
+    def restore_settings(self):
+        #self.settings.value('session_name','default').toString()
+        pass
 
     def showSurvey(self):
       if self.Survey==None:
@@ -214,6 +231,7 @@ class relForm(QtGui.QMainWindow):
         ui.setupUi(self.Survey)
         self.Survey.setDefaultValues()
       self.Survey.show()
+
     def showAbout(self):
         if self.About==None:
             self.About = QtGui.QDialog()
@@ -294,4 +312,3 @@ class relForm(QtGui.QMainWindow):
     def addSymbolInQuery(self,symbol):
         self.ui.txtQuery.insert(symbol)
         self.ui.txtQuery.setFocus()
-