solidity string support

dist/ethereum.js

 require=(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
-var hexToDec=function(hex){return parseInt(hex,16).toString()},decToHex=function(dec){return parseInt(dec).toString(16)},findIndex=function(array,callback){for(var end=!1,i=0;i<array.length&&!end;i++)end=callback(array[i]);return end?i-1:-1},findMethodIndex=function(json,methodName){return findIndex(json,function(method){return method.name===methodName})},padLeft=function(string,chars){return new Array(chars-string.length+1).join("0")+string},setupInputTypes=function(){var prefixedType=function(prefix){return function(type,value){var padding,expected=prefix;return 0!==type.indexOf(expected)?!1:(padding=parseInt(type.slice(expected.length))/8,value="number"==typeof value?value.toString(16):0===value.indexOf("0x")?value.substr(2):(+value).toString(16),padLeft(value,2*padding))}},namedType=function(name,padding,formatter){return function(type,value){return type!==name?!1:padLeft(formatter?formatter(value):value,2*padding)}},formatBool=function(value){return value?"0x1":"0x0"};return[prefixedType("uint"),prefixedType("int"),prefixedType("hash"),namedType("address",20),namedType("bool",1,formatBool)]},inputTypes=setupInputTypes(),toAbiInput=function(json,methodName,params){var method,i,found,j,bytes="",index=findMethodIndex(json,methodName);if(-1!==index){for(bytes="0x"+padLeft(index.toString(16),2),method=json[index],i=0;i<method.inputs.length;i++){for(found=!1,j=0;j<inputTypes.length&&!found;j++)found=inputTypes[j](method.inputs[i].type,params[i]);found||console.error("unsupported json type: "+method.inputs[i].type),bytes+=found}return bytes}},setupOutputTypes=function(){var prefixedType=function(prefix){return function(type){var padding,expected=prefix;return 0!==type.indexOf(expected)?-1:(padding=parseInt(type.slice(expected.length))/8,2*padding)}},namedType=function(name,padding){return function(type){return name===type?2*padding:-1}},formatInt=function(value){return value.length<=8?+parseInt(value,16):hexToDec(value)},formatHash=function(value){return"0x"+value},formatBool=function(value){return"1"===value?!0:!1};return[{padding:prefixedType("uint"),format:formatInt},{padding:prefixedType("int"),format:formatInt},{padding:prefixedType("hash"),format:formatHash},{padding:namedType("address",20)},{padding:namedType("bool",1),format:formatBool}]},outputTypes=setupOutputTypes(),fromAbiOutput=function(json,methodName,output){var result,method,i,padding,j,res,formatter,index=findMethodIndex(json,methodName);if(-1!==index){for(output=output.slice(2),result=[],method=json[index],i=0;i<method.outputs.length;i++){for(padding=-1,j=0;j<outputTypes.length&&-1===padding;j++)padding=outputTypes[j].padding(method.outputs[i].type);-1!==padding&&(res=output.slice(0,padding),formatter=outputTypes[j-1].format,result.push(formatter?formatter(res):"0x"+res),output=output.slice(padding))}return result}},inputParser=function(json){var parser={};return json.forEach(function(method){parser[method.name]=function(){var params=Array.prototype.slice.call(arguments);return toAbiInput(json,method.name,params)}}),parser},outputParser=function(json){var parser={};return json.forEach(function(method){parser[method.name]=function(output){return fromAbiOutput(json,method.name,output)}}),parser};module.exports={inputParser:inputParser,outputParser:outputParser};
+var hexToDec,decToHex,findIndex,findMethodIndex,padLeft,setupInputTypes,inputTypes,toAbiInput,setupOutputTypes,outputTypes,fromAbiOutput,inputParser,outputParser;hexToDec=function(hex){return parseInt(hex,16).toString()},decToHex=function(dec){return parseInt(dec).toString(16)},findIndex=function(array,callback){for(var end=!1,i=0;i<array.length&&!end;i++)end=callback(array[i]);return end?i-1:-1},findMethodIndex=function(json,methodName){return findIndex(json,function(method){return method.name===methodName})},padLeft=function(string,chars){return new Array(chars-string.length+1).join("0")+string},setupInputTypes=function(){var prefixedType=function(prefix,bitsInNumber){return function(type,value){var padding,expected=prefix;return 0!==type.indexOf(expected)?!1:(padding=parseInt(type.slice(expected.length))/8*bitsInNumber,value="number"==typeof value?value.toString(16):"string"==typeof value?web3.toHex(value):0===value.indexOf("0x")?value.substr(2):(+value).toString(16),padLeft(value,2*padding))}},namedType=function(name,padding,formatter){return function(type,value){return type!==name?!1:padLeft(formatter?formatter(value):value,2*padding)}},formatBool=function(value){return value?"0x1":"0x0"};return[prefixedType("uint",1),prefixedType("int",1),prefixedType("hash",1),prefixedType("string",8),namedType("address",20),namedType("bool",1,formatBool)]},inputTypes=setupInputTypes(),toAbiInput=function(json,methodName,params){var method,i,found,j,bytes="",index=findMethodIndex(json,methodName);if(-1!==index){for(bytes="0x"+padLeft(index.toString(16),2),method=json[index],i=0;i<method.inputs.length;i++){for(found=!1,j=0;j<inputTypes.length&&!found;j++)found=inputTypes[j](method.inputs[i].type,params[i]);found||console.error("unsupported json type: "+method.inputs[i].type),bytes+=found}return bytes}},setupOutputTypes=function(){var prefixedType=function(prefix,bitsInNumber){return function(type){var padding,expected=prefix;return 0!==type.indexOf(expected)?-1:(padding=parseInt(type.slice(expected.length))/8*bitsInNumber,2*padding)}},namedType=function(name,padding){return function(type){return name===type?2*padding:-1}},formatInt=function(value){return value.length<=8?+parseInt(value,16):hexToDec(value)},formatHash=function(value){return"0x"+value},formatBool=function(value){return"1"===value?!0:!1},formatString=function(value){return web3.toAscii(value)};return[{padding:prefixedType("uint",1),format:formatInt},{padding:prefixedType("int",1),format:formatInt},{padding:prefixedType("hash",1),format:formatHash},{padding:prefixedType("string",8),format:formatString},{padding:namedType("address",20)},{padding:namedType("bool",1),format:formatBool}]},outputTypes=setupOutputTypes(),fromAbiOutput=function(json,methodName,output){var result,method,i,padding,j,res,formatter,index=findMethodIndex(json,methodName);if(-1!==index){for(output=output.slice(2),result=[],method=json[index],i=0;i<method.outputs.length;i++){for(padding=-1,j=0;j<outputTypes.length&&-1===padding;j++)padding=outputTypes[j].padding(method.outputs[i].type);-1!==padding&&(res=output.slice(0,padding),formatter=outputTypes[j-1].format,result.push(formatter?formatter(res):"0x"+res),output=output.slice(padding))}return result}},inputParser=function(json){var parser={};return json.forEach(function(method){parser[method.name]=function(){var params=Array.prototype.slice.call(arguments);return toAbiInput(json,method.name,params)}}),parser},outputParser=function(json){var parser={};return json.forEach(function(method){parser[method.name]=function(output){return fromAbiOutput(json,method.name,output)}}),parser},module.exports={inputParser:inputParser,outputParser:outputParser};
 },{}],2:[function(require,module,exports){
 var AutoProvider=function(userOptions){var options,self,closeWithSuccess,ws;if(!web3.haveProvider()){if(this.sendQueue=[],this.onmessageQueue=[],navigator.qt)return void(this.provider=new web3.providers.QtProvider);userOptions=userOptions||{},options={httprpc:userOptions.httprpc||"http://localhost:8080",websockets:userOptions.websockets||"ws://localhost:40404/eth"},self=this,closeWithSuccess=function(success){ws.close(),success?self.provider=new web3.providers.WebSocketProvider(options.websockets):(self.provider=new web3.providers.HttpRpcProvider(options.httprpc),self.poll=self.provider.poll.bind(self.provider)),self.sendQueue.forEach(function(payload){self.provider(payload)}),self.onmessageQueue.forEach(function(handler){self.provider.onmessage=handler})},ws=new WebSocket(options.websockets),ws.onopen=function(){closeWithSuccess(!0)},ws.onerror=function(){closeWithSuccess(!1)}}};AutoProvider.prototype.send=function(payload){return this.provider?void this.provider.send(payload):void this.sendQueue.push(payload)},Object.defineProperty(AutoProvider.prototype,"onmessage",{set:function(handler){return this.provider?void(this.provider.onmessage=handler):void this.onmessageQueue.push(handler)}}),module.exports=AutoProvider;
 },{}],3:[function(require,module,exports){

lib/abi.js

@@ -21,6 +21,11 @@
  * @date 2014
  */
 
+// TODO: is these line is supposed to be here? 
+if (process.env.NODE_ENV !== 'build') {
+    var web3 = require('./web3'); // jshint ignore:line
+}
+
 // TODO: make these be actually accurate instead of falling back onto JS's doubles.
 var hexToDec = function (hex) {
     return parseInt(hex, 16).toString();
@@ -50,16 +55,20 @@ var padLeft = function (string, chars) {
 };
 
 var setupInputTypes = function () {
-    var prefixedType = function (prefix) {
+    // @param prefix is the string prefix of the type
+    // @param bitsInNumber is number of bits per number in type
+    var prefixedType = function (prefix, bitsInNumber) {
         return function (type, value) {
             var expected = prefix;
             if (type.indexOf(expected) !== 0) {
                 return false;
             }
 
-            var padding = parseInt(type.slice(expected.length)) / 8;
+            var padding = parseInt(type.slice(expected.length)) / 8 * bitsInNumber;
             if (typeof value === "number")
                 value = value.toString(16);
+            else if (typeof value === "string")
+                value = web3.toHex(value); 
             else if (value.indexOf('0x') === 0)
                 value = value.substr(2);
             else
@@ -83,9 +92,10 @@ var setupInputTypes = function () {
     };
 
     return [
-        prefixedType('uint'),
-        prefixedType('int'),
-        prefixedType('hash'),
+        prefixedType('uint', 1),
+        prefixedType('int', 1),
+        prefixedType('hash', 1),
+        prefixedType('string', 8),
         namedType('address', 20),
         namedType('bool', 1, formatBool),
     ];
@@ -118,14 +128,17 @@ var toAbiInput = function (json, methodName, params) {
 };
 
 var setupOutputTypes = function () {
-    var prefixedType = function (prefix) {
+
+    // @param prefix is the string prefix of the type
+    // @param bitsInNumber is number of bits per number in type
+    var prefixedType = function (prefix, bitsInNumber) {
         return function (type) {
             var expected = prefix;
             if (type.indexOf(expected) !== 0) {
                 return -1;
             }
 
-            var padding = parseInt(type.slice(expected.length)) / 8;
+            var padding = parseInt(type.slice(expected.length)) / 8 * bitsInNumber;
             return padding * 2;
         };
     };
@@ -148,10 +161,15 @@ var setupOutputTypes = function () {
         return value === '1' ? true : false;
     };
 
+    var formatString = function (value) {
+        return web3.toAscii(value);
+    };
+
     return [
-    { padding: prefixedType('uint'), format: formatInt },
-    { padding: prefixedType('int'), format: formatInt },
-    { padding: prefixedType('hash'), format: formatHash },
+    { padding: prefixedType('uint', 1), format: formatInt },
+    { padding: prefixedType('int', 1), format: formatInt },
+    { padding: prefixedType('hash', 1), format: formatHash },
+    { padding: prefixedType('string', 8), format: formatString },
     { padding: namedType('address', 20) },
     { padding: namedType('bool', 1), format: formatBool }
     ];