Re: [google-appengine] About the mail api again, the surrounding services gae is proud of

2011-09-12 Thread milosh zorica
makes sense but he needs read receipt more than anything else a bounced back message could indicate non-delivery but not 100% sure though tapir's main concern is did they read it or not On Mon, Sep 12, 2011 at 2:55 AM, Tim Hoffman zutes...@gmail.com wrote: Hi That will only tell you they

Re: [google-appengine] About the mail api again, the surrounding services gae is proud of

2011-09-12 Thread Tim Hoffman
HI Milosh Unfortunately there is no guarunteed way to be sure someone has read the mail sent. In fact it would in some cases be considered an invasion of privacy ;-) If's not fundamentally part of email. and read receipt implementations are very much mail server dependent. The most you can

Re: [google-appengine] About the mail api again, the surrounding services gae is proud of

2011-09-12 Thread milosh zorica
nicely put, tim probably having more alternative ways to verify users is the way to go On Mon, Sep 12, 2011 at 3:23 AM, Tim Hoffman zutes...@gmail.com wrote: HI Milosh Unfortunately there is no guarunteed way to be sure someone has read the mail sent. In fact it would in some cases be

Re: [google-appengine] About the mail api again, the surrounding services gae is proud of

2011-09-12 Thread milosh zorica
an interesting find though not neccessarily related to the OP's problem http://mixpanel.com/api/docs/guides/email-analytics On Mon, Sep 12, 2011 at 3:26 AM, milosh zorica miloshzor...@gmail.com wrote: nicely put, tim probably having more alternative ways to verify users is the way to go

[google-appengine] About the mail api again, the surrounding services gae is proud of

2011-09-11 Thread Tapir
I found there are not exceptions thrown even the recipient email addresses don't exist at all. In my app, half new users didn't activate their accounts. I doubt they haven't received the activation mail. But how do I know if the new users have received the activation mail or not? Someone argued

Re: [google-appengine] About the mail api again, the surrounding services gae is proud of

2011-09-11 Thread milosh zorica
you can use a nifty old trick by placing an ''invisible'' image somewhere within a message so if a user reads a message, image file on your server gets accessed the simplest receipt verification technique though On Mon, Sep 12, 2011 at 2:16 AM, Tapir tapir@gmail.com wrote: I found there are

Re: [google-appengine] About the mail api again, the surrounding services gae is proud of

2011-09-11 Thread Tim Hoffman
Hi That will only tell you they read it, if they have images enabled by default. I don't for instance in my email. If they don't read it with images enabled you can't tell if it was not delivered or just unread. I wouldn't expect exceptions to be raised from bogus email addresses unless they