add basic plugin API

src/app.js

@@ -578,6 +578,14 @@ Please make a backup of your contracts and start using http://remix.ethereum.org
     if (queryParams.get().debugtx) {
       self.startdebugging(queryParams.get().debugtx)
     }
+
+    if (queryParams.get().pluginurl) {
+      var title = queryParams.get().plugintitle
+      var url = queryParams.get().pluginurl
+      modalDialogCustom.confirm(null, `Remix is going to load the extension "${title}" located at ${queryParams.get().pluginurl}. Are you sure to load this external extension?`, () => {
+        self._components.righthandpanel.loadPlugin({title, url})
+      })
+    }
   })
 
   // chrome app

src/app/panels/righthand-panel.js

@@ -15,6 +15,7 @@ const SupportTab = require('../tabs/support-tab')
 const PluginTab = require('../tabs/plugin-tab')
 const TestTab = require('../tabs/test-tab')
 const RunTab = require('../tabs/run-tab')
+const PluginAPI = require('../plugin/pluginAPI')
 
 const EventManager = remixLib.EventManager
 const styles = styleguide.chooser()
@@ -24,6 +25,7 @@ module.exports = class RighthandPanel {
     const self = this
     self._components = {}
     self._components.registry = localRegistry || globalRegistry
+    self._components.registry.put({api: this, name: 'righthandpanel'})
     self.event = new EventManager()
     self._view = {
       element: null,
@@ -32,11 +34,32 @@ module.exports = class RighthandPanel {
       dragbar: null
     }
 
-    self._components.registry.put({api: this, name: 'righthandpanel'})
+    self._deps = {
+      fileProviders: self._components.registry.get('fileproviders').api,
+      compiler: self._components.registry.get('compiler').api,
+      udapp: self._components.registry.get('udapp').api,
+      app: self._components.registry.get('app').api,
+      txlistener: self._components.registry.get('txlistener').api
+    }
+
+    var tabbedMenu = new TabbedMenu(self._components.registry)
+
+    var pluginAPI = new PluginAPI(
+      self._deps.fileProviders,
+      self._deps.compiler,
+      self._deps.udapp,
+      tabbedMenu
+    )
+
+    var pluginManager = new PluginManager(
+      pluginAPI,
+      self._deps.app,
+      self._deps.compiler,
+      self._deps.txlistener)
 
     self._components = {
-      pluginManager: new PluginManager(self._components.registry),
-      tabbedMenu: new TabbedMenu(self._components.registry),
+      pluginManager: pluginManager,
+      tabbedMenu: tabbedMenu,
       compile: new CompileTab(self._components.registry),
       run: new RunTab(self._components.registry),
       settings: new SettingsTab(self._components.registry),
@@ -47,12 +70,16 @@ module.exports = class RighthandPanel {
     }
 
     self.event.register('plugin-loadRequest', json => {
-      const tab = new PluginTab({}, self._events, json)
-      const content = tab.render()
-      self._components.tabbedMenu.addTab(json.title, 'plugin', content)
-      self._components.pluginManager.register(json, content)
+      self.loadPlugin(json)
     })
 
+    self.loadPlugin = function (json) {
+      var tab = new PluginTab(json)
+      var content = tab.render()
+      self._components.tabbedMenu.addTab(json.title, json.title + ' plugin', content)
+      self.pluginManager.register(json, content)
+    }
+
     self._view.dragbar = yo`<div id="dragbar" class=${css.dragbar}></div>`
     self._view.element = yo`
       <div id="righthand-panel" class=${css.righthandpanel}>

src/app/plugin/plugin.md

@@ -0,0 +1,41 @@
+plugin api
+
+# current APIs:
+
+## 1) notifications
+
+### app (key: app)
+
+ - unfocus `[]`
+ - focus `[]`
+
+### compiler (key: compiler)
+
+ - compilationFinished `[success (bool), data (obj), source (obj)]`
+ - compilationData `[compilationResult]`
+
+### transaction listener (key: txlistener)
+
+ - newTransaction `tx (obj)`
+
+## 2) interactions
+
+### app
+
+ - getExecutionContextProvider `@return {String} provider (injected | web3 | vm)`
+ - updateTitle `@param {String} title`
+
+### config
+
+ - setConfig `@param {String} path, @param {String} content`
+ - getConfig `@param {String} path`
+ - removeConfig `@param {String} path`
+
+### compiler
+ - getCompilationResult `@return {Object} compilation result`
+
+### udapp (only VM)
+ - runTx `@param {Object} tx`
+ - getAccounts `@return {Array} acccounts`
+ - createVMAccount `@param {String} privateKey, @param {String} balance (hex)`
+

src/app/plugin/pluginAPI.js

@@ -1,26 +1,62 @@
 'use strict'
+var executionContext = require('../../execution-context')
+
 /*
   Defines available API. `key` / `type`
 */
-module.exports = (registry) => {
+module.exports = (fileProviders, compiler, udapp, tabbedMenu) => {
   return {
+    app: {
+      getExecutionContextProvider: (mod, cb) => {
+        cb(null, executionContext.getProvider())
+      },
+      updateTitle: (mod, title, cb) => {
+        tabbedMenu.updateTabTitle(mod, title)
+      }
+    },
     config: {
       setConfig: (mod, path, content, cb) => {
-        registry.get('fileproviders/config').api.set(mod + '/' + path, content)
+        fileProviders['config'].set(mod + '/' + path, content)
         cb()
       },
       getConfig: (mod, path, cb) => {
-        cb(null, registry.get('fileproviders/config').get(mod + '/' + path))
+        cb(null, fileProviders['config'].get(mod + '/' + path))
       },
       removeConfig: (mod, path, cb) => {
-        cb(null, registry.get('fileproviders/config').api.remove(mod + '/' + path))
+        cb(null, fileProviders['config'].remove(mod + '/' + path))
         if (cb) cb()
       }
     },
     compiler: {
-      getCompilationResult: () => {
-        return registry.get('compiler').api.lastCompilationResult
+      getCompilationResult: (mod, cb) => {
+        cb(null, compiler.lastCompilationResult)
+      }
+    },
+    udapp: {
+      runTx: (mod, tx, cb) => {
+        if (executionContext.getProvider() !== 'vm') return cb('plugin API does not allow sending a transaction through a web3 connection. Only vm mode is allowed')
+        udapp.silentRunTx(tx, (error, result) => {
+          if (error) return cb(error)
+          cb(null, {
+            transactionHash: result.transactionHash,
+            status: result.result.status,
+            gasUsed: '0x' + result.result.gasUsed.toString('hex'),
+            error: result.result.vm.exceptionError,
+            return: result.result.vm.return ? '0x' + result.result.vm.return.toString('hex') : '0x',
+            createdAddress: result.result.createdAddress ? '0x' + result.result.createdAddress.toString('hex') : undefined
+          })
+        })
+      },
+      getAccounts: (mod, cb) => {
+        if (executionContext.getProvider() !== 'vm') return cb('plugin API does not allow retrieving accounts through a web3 connection. Only vm mode is allowed')
+        udapp.getAccounts(cb)
+      },
+      createVMAccount: (mod, privateKey, balance, cb) => {
+        if (executionContext.getProvider() !== 'vm') return cb('plugin API does not allow creating a new account through web3 connection. Only vm mode is allowed')
+        udapp.createVMAccount(privateKey, balance, (error, address) => {
+          cb(error, address)
+        })
       }
     }
   }
-}
+}

src/app/plugin/pluginManager.js

@@ -1,7 +1,5 @@
 'use strict'
-
-var globalRegistry = require('../../global/registry')
-var PluginAPI = require('./pluginAPI')
+var executionContext = require('../../execution-context')
 /**
  * Register and Manage plugin:
  *
@@ -79,19 +77,13 @@ var PluginAPI = require('./pluginAPI')
  *
  */
 module.exports = class PluginManager {
-  constructor (localRegistry) {
+  constructor (pluginAPI, app, compiler, txlistener) {
     const self = this
     self.plugins = {}
-    self._components = {}
-    self._components.registry = localRegistry || globalRegistry
-    self._components.pluginAPI = new PluginAPI(self._components.registry)
-    self._deps = {
-      compiler: self._components.registry.get('compiler').api,
-      app: self._components.registry.get('app').api
-    }
+    self.origins = {}
     self.inFocus
     self.allowedapi = {'setConfig': 1, 'getConfig': 1, 'removeConfig': 1}
-    self._deps.compiler.event.register('compilationFinished', (success, data, source) => {
+    compiler.event.register('compilationFinished', (success, data, source) => {
       if (self.inFocus) {
         // trigger to the current focus
         self.post(self.inFocus, JSON.stringify({
@@ -103,7 +95,17 @@ module.exports = class PluginManager {
       }
     })
 
-    self._deps.app.event.register('tabChanged', (tabName) => {
+    txlistener.event.register('newTransaction', (tx) => {
+      if (executionContext.getProvider() !== 'vm') return
+      self.broadcast(JSON.stringify({
+        action: 'notification',
+        key: 'txlistener',
+        type: 'newTransaction',
+        value: [tx]
+      }))
+    })
+
+    app.event.register('tabChanged', (tabName) => {
       if (self.inFocus && self.inFocus !== tabName) {
         // trigger unfocus
         self.post(self.inFocus, JSON.stringify({
@@ -122,18 +124,25 @@ module.exports = class PluginManager {
           value: []
         }))
         self.inFocus = tabName
-        self.post(tabName, JSON.stringify({
-          action: 'notification',
-          key: 'compiler',
-          type: 'compilationData',
-          value: [self._deps.compiler.getCompilationResult()]
-        }))
+        pluginAPI.compiler.getCompilationResult(tabName, (error, data) => {
+          if (!error) return
+          self.post(tabName, JSON.stringify({
+            action: 'notification',
+            key: 'compiler',
+            type: 'compilationData',
+            value: [data]
+          }))
+        })
       }
     })
 
     window.addEventListener('message', (event) => {
+      if (event.type !== 'message') return
+      var extension = self.origins[event.origin]
+      if (!extension) return
+
       function response (key, type, callid, error, result) {
-        self.post(self.inFocus, JSON.stringify({
+        self.postToOrigin(event.origin, JSON.stringify({
           id: callid,
           action: 'response',
           key: key,
@@ -142,26 +151,35 @@ module.exports = class PluginManager {
           value: [ result ]
         }))
       }
-      if (event.type === 'message' && self.inFocus && self.plugins[self.inFocus] && self.plugins[self.inFocus].origin === event.origin) {
-        var data = JSON.parse(event.data)
-        data.value.unshift(self.inFocus)
-        if (self.allowedapi[data.type]) {
-          data.value.push((error, result) => {
-            response(data.key, data.type, data.id, error, result)
-          })
-          self._components.pluginAPI[data.key][data.type].apply({}, data.value)
-        }
-      }
+      var data = JSON.parse(event.data)
+      data.value.unshift(extension)
+      // if (self.allowedapi[data.type]) {
+      data.value.push((error, result) => {
+        response(data.key, data.type, data.id, error, result)
+      })
+      pluginAPI[data.key][data.type].apply({}, data.value)
+      // }
     }, false)
   }
   register (desc, content) {
     const self = this
     self.plugins[desc.title] = {content, origin: desc.url}
+    self.origins[desc.url] = desc.title
+  }
+  broadcast (value) {
+    for (var plugin in this.plugins) {
+      this.post(plugin, value)
+    }
+  }
+  postToOrigin (origin, value) {
+    if (this.origins[origin]) {
+      this.post(this.origins[origin], value)
+    }
   }
   post (name, value) {
     const self = this
     if (self.plugins[name]) {
       self.plugins[name].content.querySelector('iframe').contentWindow.postMessage(value, self.plugins[name].origin)
     }
   }
-}
+}

src/app/tabs/plugin-tab.js

@@ -6,10 +6,11 @@ var globalRegistry = require('../../global/registry')
 var EventManager = remixLib.EventManager
 
 module.exports = class plugintab {
-  constructor (localRegistry) {
+  constructor (json, localRegistry) {
     const self = this
     self.event = new EventManager()
     self._view = { el: null }
+    self.data = { json }
     self._components = {}
     self._components.registry = localRegistry || globalRegistry
   }
@@ -18,7 +19,7 @@ module.exports = class plugintab {
     if (self._view.el) return self._view.el
     self._view.el = yo`
       <div class="${css.pluginTabView}" id="pluginView">
-        <iframe class="${css.iframe}" src="${self._opts.url}/index.html"></iframe>
+        <iframe class="${css.iframe}" src="${self.data.json.url}/index.html"></iframe>
       </div>`
     return self._view.el
   }

src/app/tabs/tabbed-menu.js

@@ -46,13 +46,24 @@ module.exports = class TabbedMenu {
     if (self._view.el) self._view.el.appendChild(self._view.tabs[title])
     if (self._view.viewport) self._view.viewport.appendChild(self._view.contents[title])
   }
+  getTabByClass (tabClass) {
+    const self = this
+    return self._view.el.querySelector(`li.${tabClass}`)
+  }
+  updateTabTitle (tabClass, title) {
+    const self = this
+    var tab = self.getTabByClass(tabClass)
+    if (tab) tab.innerHTML = title
+  }
   selectTabByTitle (title) {
     const self = this
     self.selectTab(self._view.tabs[title])
   }
   selectTabByClassName (tabClass) {
     const self = this
-    self.selectTab(self._view.el.querySelector(`li.${tabClass}`))
+    var tab = self.getTabByClass(tabClass)
+    if (tab) self.selectTab(tab)
+    return tab
   }
   selectTab (el) {
     const self = this