library - popup handler demo

1 files changed, 42 insertions, 0 deletions

diff --git a/library/index.js b/library/index.js
new file mode 100644
index 000000000..9991462ab
--- /dev/null
+++ b/library/index.js
@@ -0,0 +1,42 @@
+const Web3 = require('web3')
+const setupProvider = require('./lib/setup-provider.js')
+
+//
+// setup web3
+//
+
+var provider = setupProvider()
+hijackProvider(provider)
+var web3 = new Web3(provider)
+web3.setProvider = function(){
+  console.log('MetaMask - overrode web3.setProvider')
+}
+
+//
+// export web3
+//
+
+global.web3 = web3
+
+//
+// ui stuff
+//
+
+var shouldPop = false
+window.addEventListener('click', function(){
+  if (!shouldPop) return
+  shouldPop = false
+  window.open('popup.html', '', 'width=1000')
+  console.log('opening window...')
+})
+
+
+function hijackProvider(provider){
+  var _super = provider.sendAsync.bind(provider)
+  provider.sendAsync = function(payload, cb){
+    if (payload.method === 'eth_sendTransaction') {
+      shouldPop = true
+    }
+    _super(payload, cb)
+  }
+}
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