Space Apps Challenge 2017

FirePin | And YOU can Help Fight Fires!

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Aliaksei Hiatsevich

pragma solidity ^0.4.8;
contract GlobalEvents { 
 address private owner;
 event eventEmited(address publisher, string data_url, string hash);
 function GlobalEvents() { owner = msg.sender; }
 function kill() { if (msg.sender == owner) selfdestruct(owner); }
 function emitEvent(string data_url, string hash) {
 eventEmited(msg.sender, data_url, hash);
 }
}

view raw GlobalEvents.sol hosted with ❤ by GitHub

Aliaksei Hiatsevich

Stay updated! We are starting to open up FirePin for public usage!

How to become a beta tester? Just mail us facebookchatbot.firepin@gmail.com!

Aliaksei Hiatsevich

// How to connect to Etherium Blockchain Platform
// Emitting events and listening for events within blockchain network
var Web3 =require('web3');
constHOST='';
constACCOUNT='';
constContractData= {...};
// Connection
var provider =newWeb3.providers.HttpProvider(HOST);
var web3 =newWeb3(provider);
web3.eth.defaultAccount=ACCOUNT;
// Initializing contract
var contract =web3.eth.contract(ContractData.ABI);
var contractInstance =contract.at(ContractData.address);
// Emitting event
contractInstance.emitEvent(ACCOUNT, 'data', 'some_hast', { gas:200000 });
// Listening events
contractInstance.allEvents().watch(function(error, event) {
// Received event
});

view raw etherium-quick-start.js hosted with ❤ by GitHub

Pavel Dyakov

Hello everyone.

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Sergei Terekhov

SpaceApps is a NASA incubator innovation program.

	pragma solidity ^0.4.8;

	contract GlobalEvents {
	address private owner;

	event eventEmited(address publisher, string data_url, string hash);

	function GlobalEvents() { owner = msg.sender; }

	function kill() { if (msg.sender == owner) selfdestruct(owner); }

	function emitEvent(string data_url, string hash) {
	eventEmited(msg.sender, data_url, hash);
	}
	}

	// How to connect to Etherium Blockchain Platform
	// Emitting events and listening for events within blockchain network

	var Web3 =require('web3');

	constHOST='';
	constACCOUNT='';
	constContractData= {...};

	// Connection
	var provider =newWeb3.providers.HttpProvider(HOST);
	var web3 =newWeb3(provider);
	web3.eth.defaultAccount=ACCOUNT;

	// Initializing contract
	var contract =web3.eth.contract(ContractData.ABI);
	var contractInstance =contract.at(ContractData.address);

	// Emitting event
	contractInstance.emitEvent(ACCOUNT, 'data', 'some_hast', { gas:200000 });

	// Listening events
	contractInstance.allEvents().watch(function(error, event) {
	// Received event
	});