r252485 - Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser

Author: regisrouet
Date: Wed Jul 10 16:48:24 2013
New Revision: 252485

Modified:
   Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/configure.zcml
   Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/enl_subscribers_view.pt
   Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/subscribers.py
Log:
new feature : delete subscribers from csv

Modified: Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/configure.zcml
==============================================================================
--- Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/configure.zcml	(original)
+++ Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/configure.zcml	Wed Jul 10 16:48:24 2013
@@ -106,6 +106,13 @@
 
   <browser:page
     for="..interfaces.IEasyNewsletter"
+    name="delete_csv"
+    class=".subscribers.DeleteCSV"
+    template="delete_csv.pt"
+    permission="cmf.ReviewPortalContent" />
+
+  <browser:page
+    for="..interfaces.IEasyNewsletter"
     name="download_csv"
     class=".subscribers.DownloadCSV"
     permission="cmf.ReviewPortalContent" />

Modified: Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/enl_subscribers_view.pt
==============================================================================
--- Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/enl_subscribers_view.pt	(original)
+++ Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/enl_subscribers_view.pt	Wed Jul 10 16:48:24 2013
@@ -82,6 +82,12 @@
 
         <p>
             <a href=""
+               tal:attributes="href string:${context/absolute_url}/@@delete_csv"
+               i18n:translate="easynewsletter_label_delete_subscribers">Mass delete subscribers</a>
+        </p>
+
+        <p>
+            <a href=""
                tal:attributes="href string:${context/absolute_url}/@@download_csv"
                i18n:translate="easynewsletter_label_export_subscribers">Export subscribers</a>
         </p>

Modified: Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/subscribers.py
==============================================================================
--- Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/subscribers.py	(original)
+++ Products.EasyNewsletter/branches/bpi-rouet-2011-09/Products/EasyNewsletter/browser/subscribers.py	Wed Jul 10 16:48:24 2013
@@ -179,6 +179,87 @@
         return {'success': success, 'fail': fail}
 
 
+class DeleteCSV(BrowserView):
+
+    def __init__(self, context, request):
+        self.context = context
+        self.request = request
+
+    def delete_subscribers(self, csv_data=None):
+        """Delete newsletter subscribers from uploaded CSV file.
+        """
+
+        # Do nothing if no submit button was hit
+        if 'form.button.Delete' not in self.request.form:
+            return
+
+        context = aq_inner(self.context)
+        plone_utils = getToolByName(context, 'plone_utils')
+        catalog = getToolByName(context, 'portal_catalog')
+        path='/'.join(context.getPhysicalPath())
+        success = 0
+        fail = []
+        count = 0
+
+        # Show error if no file was specified
+        filename = self.request.form.get('csv_upload', None)
+        if not filename:
+            msg = _('No file specified.')
+            IStatusMessage(self.request).addStatusMessage(msg, type='error')
+            return self.request.response.redirect(context.absolute_url() + '/@@delete_csv')
+
+        # Show error if no data has been provided in the file
+        reader = csv.reader(filename)
+        header = reader.next()
+        if header != CSV_HEADER:
+            msg = _('Wrong specification of the CSV file. Please correct it and retry.')
+            IStatusMessage(self.request).addStatusMessage(msg, type='error')
+            return self.request.response.redirect(context.absolute_url() + '/@@delete_csv')
+
+        for subscriber in reader:
+            # Check the length of the line
+            if len(subscriber) != 4:
+                msg = _('The number of items in the line is not correct. \
+                        It should be 4. Check your CSV file.')
+                fail.append(
+                    {'failure': msg})
+            else:
+                salutation = subscriber[0]
+                fullname = subscriber[1]
+                email = subscriber[2]
+                organization = subscriber[3]
+                sub_id = None
+                for brain in catalog(portal_type = 'ENLSubscriber',
+                                                 path=path,
+                                                 email=email):
+                    sub_id = brain.id
+                if sub_id is None:
+                    msg = _('This email address is not registered.')
+                    fail.append(
+                        {'salutation': salutation,
+                         'fullname': fullname,
+                         'email': email,
+                         'organization': organization,
+                         'failure': msg})
+                else:
+                    try:
+                        context.manage_delObjects(sub_id)
+                        success += 1
+                    except Exception, e:
+                        fail.append(
+                            {'salutation': salutation,
+                             'fullname': fullname,
+                             'email': email,
+                             'organization': organization,
+                             'failure': 'An error occured while deleting this subscriber: %s' % str(e)})
+            count += 1
+            if count%100 == 0:
+                logger.info("done %5d lines", count)
+
+        logger.info("Delete of %d lines completed", count)
+        return {'success': success, 'fail': fail}
+
+
 class DownloadCSV(BrowserView):
 
     def __call__(self):

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