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Topic: [PAID] Litecoin bounty [25 LTC] for porting brainwallet.org to litecoins (Read 2799 times)

member
Activity: 81
Merit: 1002
It was only the wind.
Nah, that's okay, you go ahead. I was gonna make a standalone app, as I don't know JS all that well.
member
Activity: 81
Merit: 1002
It was only the wind.
What? I said I was going to do it... oh, well.
member
Activity: 63
Merit: 10
That's kinda the trick now... a standalone app or new web service is required to build the transaction data.. since the current client doesn't have the ability to do watch addresses or easy historical looks at addresses that it doesn't know about... you need something like Abe or an Electrum server running on Litecoin to data-mine the info.
hero member
Activity: 640
Merit: 771
BTC⇆⚡⇄BTC
Is this project functional yet?

Are we able to generate offline transactions and broadcast them online (the way it's already possible with Bitcoin's version of the app)?

P.s.: do not forget to fork and add this modification at https://github.com/brainwallet/brainwallet.github.com

BTW, thanks for the effort.

Keep up the good work!
sr. member
Activity: 560
Merit: 251
Tic.eth
well done man . .seems great!
legendary
Activity: 1008
Merit: 1000
Just now I uncovered the official API (http://blockchain.info/api/blockchain_api) on what is supposed to be returned for the info call for transactions and am working on figuring out how to get my electrum / abe server returning this info... then once that's done I can provide the tools to do the offline transaction management.

... most likely it'll be a Python tool that hooks up to the Litecoin-flavored Electrum APIs and talks to my Litecoin-electrum server.

Nice!
member
Activity: 63
Merit: 10
Just now I uncovered the official API (http://blockchain.info/api/blockchain_api) on what is supposed to be returned for the info call for transactions and am working on figuring out how to get my electrum / abe server returning this info... then once that's done I can provide the tools to do the offline transaction management.

... most likely it'll be a Python tool that hooks up to the Litecoin-flavored Electrum APIs and talks to my Litecoin-electrum server.
member
Activity: 63
Merit: 10
Thanks Smiley

As an aside - you mentioned "Electrum style server" ... I have one I'm working on testing out right now in fact - your little fund will give me a chance to make sure transactions flow from an Electrum server to a slightly hacked electrum client Smiley - for which the server would be required for Litecoin support in my Bitcoinstarter - a little busy w/ side projects toward a common goal Smiley

Will let you know as soon as I get status on building proper input for the transaction system... in the mean time.. I suppose I can enable it for anybody wanting to play around.
legendary
Activity: 1008
Merit: 1000
Heh, was poking around the transaction management and had a transaction signed, but litecoind rejected (so will have to check out what's going on there)

Sure, here's the site for all to try http://www.eharning.us/brainwallet-ltc

Currently the "Transaction" tab is removed since the behavior is quite hosed. Will be poking around litecoind commands to see about generating proper transaction data to sign. Looks like listunspent might be the right RPC / litecoind command... though it looks to only work w/ addresses w/ full private key... Will let you know of updates.

Hey everyone, can we please have a round of applause for harningt? Also, if anyone else wants to add incentives for harningt to go the last mile, please post to this thread! (I've already sent him 25 LTC!)
member
Activity: 63
Merit: 10
Heh, was poking around the transaction management and had a transaction signed, but litecoind rejected (so will have to check out what's going on there)

Sure, here's the site for all to try http://www.eharning.us/brainwallet-ltc

Currently the "Transaction" tab is removed since the behavior is quite hosed. Will be poking around litecoind commands to see about generating proper transaction data to sign. Looks like listunspent might be the right RPC / litecoind command... though it looks to only work w/ addresses w/ full private key... Will let you know of updates.
legendary
Activity: 1008
Merit: 1000
Let me know if this bounty is still present.

I have put together a slightly modified version of bitcoinjs-lib (had to figure out how to compile the many many scripts together) to allow a default address-type to be configured... then I had to apply minor tweaks to brainwallet.org's code to use the new locations of things in bitcoinjs-lib + fix the default public address filled in the signing page.

NOTE: The transaction construction currently does not work due to it interacting w/ blockchain.info ... and clicking on addresses right now in the signature verification window points you to blockchain.info ... with a litecoin address... with no indication from them that all is wrong.

Hey harningt, I checked out your demo. It's great! (can I post a link to it?)

I just realized something... the interaction with blockchain.info isn't actually necessary for offline transaction signing. I realize the brainwallet.org utility tries to get that from blockchain.info, but if it fails, you can paste in the transaction history manually (this is actually how I do it, since my btc brainwallet.org website can't access blockchain.info anyway).

I will up the bounty to 40 LTC (and maybe weex will throw in another 10 if we ask him nicely) if you can add:

1) Manual adding of transaction histories to make offline transaction signing work
2) Tell me how I can generate a properly formatted transaction history using the litecoint-qt client (OR some other way)? [this is so that I can actually use this to do offline transaction signing]

If you think this can't be done for some reason, or just don't want. I'll send you 25 LTC anyway.
legendary
Activity: 1008
Merit: 1000
Oh cool!

Yes, I will definitely pay the bounty for this. Can you post your tool online so we can play with it?
member
Activity: 63
Merit: 10
Got the blockchain.info usage fixed.. but transaction building is a no-go due to no existing web services for Litecoin getting transaction details... on the other hand, transaction signing w/ pre-created data will work just perfectly.

Funny discovery w/ this - nobody has paid into the "correct horse battery staple" wallets for Litecoin Smiley
member
Activity: 63
Merit: 10
Let me know if this bounty is still present.

I have put together a slightly modified version of bitcoinjs-lib (had to figure out how to compile the many many scripts together) to allow a default address-type to be configured... then I had to apply minor tweaks to brainwallet.org's code to use the new locations of things in bitcoinjs-lib + fix the default public address filled in the signing page.

NOTE: The transaction construction currently does not work due to it interacting w/ blockchain.info ... and clicking on addresses right now in the signature verification window points you to blockchain.info ... with a litecoin address... with no indication from them that all is wrong.
member
Activity: 63
Merit: 10
I'll take it on. Taking brainwallet and making it do Litecoin addresses. Should be done, at worst, by Monday night. Anticipate tonight Smiley
legendary
Activity: 1008
Merit: 1000
My apologies, I thought this was basically dead.

Incidentally, I didn't realize that anybody had donated. Weex, please PM me an address where I can return your 10 litecoins.

If anyone has been working on a brainwallet clone of litecoin quietly because of this bounty, please PM me. I would certainly still honor it!

-Chris

Hey, I'll write a standalone application if that will suffice.

If the standalone application is multi-platform and opensource (like the brainwallet.org) utility, then sure, I would be happy to donate 25 LTC for that. Please note that I am returning weex's 10 LTC donation, however.
legendary
Activity: 1008
Merit: 1000
My apologies, I thought this was basically dead.

Incidentally, I didn't realize that anybody had donated. Weex, please PM me an address where I can return your 10 litecoins.

If anyone has been working on a brainwallet clone of litecoin quietly because of this bounty, please PM me. I would certainly still honor it!

-Chris
newbie
Activity: 14
Merit: 0
bump!

The bounty address had 34.99 LTC, but was emptied on 2013-06-18 15:07:39, and now has 0 LTC - http://litecoinscout.com/address/LQz67QYyEuUHEJ8STv11PNsVVP6VoD2Biz

Is there now a litecoin version of brainwallet.org?   URL to code, please!
legendary
Activity: 1102
Merit: 1014
legendary
Activity: 1204
Merit: 1002
RUM AND CARROTS: A PIRATE LIFE FOR ME
Bump. Is the bounty too low? Any interest from anyone?

bounty too low.
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