You miss my point. I'm saying don't depend on LVL for this feature.
Sent from my Acer Android device Zsolt Vasvari <zvasv...@gmail.com> wrote: >You absolutely want to modify the LVL classes. Not modifing your >class is an invitation for automated cracking of your app. > >http://android-developers.blogspot.com/2010/09/securing-android-lvl-applications.html > > > >On Jan 6, 2:27 pm, Brill Pappin <br...@pappin.ca> wrote: >> I like that concept... it would certainly save me some hassle :) >> >> But, you maybe don't need to modify the LVL classes. >> >> All you really need is some way to check that they paid for something. >> Why not set up a content provider that contains the license details >> (you could actually do multiple levels of license then) and simply >> fail gracefully if the provider was not present? >> >> Another way would be to have the paid app write the license key to a >> shared preferences location when run. >> >> I agree that LVL should be able to do all this, but I think Google is >> simply not interested in improving LVL to work *with* the market. >> >> I'd be interested in developing a solution as well. >> What I was looking for was paid levels of license (all LVL would >> really need to do is return a licensing level instead of a boolean). >> >> - Brill Pappin >> >> On Jan 5, 7:27 pm, andfan22 <andfa...@gmail.com> wrote: >> >> >> >> > Hi all >> >> > Just wondering if I can use LVL to check that the user is licensed to >> > use a DIFFERENT app from the current one -- ie. one with a different >> > package name. >> >> > Why would I want to do this? I'm developing an app which I'm >> > considering publishing using a free + pro license model. The main app >> > would be a free, ad supported app. To turn off ads the user would >> > purchase a pro license key from the market (published as a paid app >> > containing no functionality). The user would continune to use the app >> > that was downloaded for free, which checks if the paid app is >> > installed, and if so it disables ads. I prefer this model to a fully >> > featured paid app model, as it eliminates the need to migrate data >> > from the free version to the paid when the user upgrades. >> >> > Under this model I would like the free app to check if the paid app is >> > installed, and if so the free app would then use LVL to check if the >> > user has purchased the paid app via the market. Will it be possible >> > for the free app to pass the package name of the paid app to LVL, and >> > to get back a result confirming whether the paid app has been >> > purchased or not? >> >> > Looking at the LVL source code I suspect I can do this by modifying >> > the constructor of LicenseChecker to set mPAckageName to a supplied >> > argument rather than setting it to mContext.getPackageName(). >> >> > Are there any gotcha's I may be missing? >> >> > Thanks ...- Hide quoted text - >> >> - Show quoted text - > >-- >You received this message because you are subscribed to the Google >Groups "Android Developers" group. >To post to this group, send email to android-developers@googlegroups.com >To unsubscribe from this group, send email to >android-developers+unsubscr...@googlegroups.com >For more options, visit this group at >http://groups.google.com/group/android-developers?hl=en -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
