Merge pull request #94 from sullivanpt/develop

Fixed for node v4

nvm.iss

 #define MyAppName "NVM for Windows"
 #define MyAppShortName "nvm"
 #define MyAppLCShortName "nvm"
-#define MyAppVersion "1.0.6"
+#define MyAppVersion "1.1.0"
 #define MyAppPublisher "Ecor Ventures, LLC"
 #define MyAppURL "http://github.com/coreybutler/nvm"
 #define MyAppExeName "nvm.exe"

src/nvm.go

@@ -18,7 +18,7 @@ import (
 )
 
 const (
-  NvmVersion = "1.0.6"
+  NvmVersion = "1.1.0"
 )
 
 type Environment struct {
@@ -120,11 +120,11 @@ func update() {
 }
 
 func CheckVersionExceedsLatest(version string) bool{
-    content := web.GetRemoteTextFile("http://nodejs.org/dist/latest/SHASUMS.txt")
+    content := web.GetRemoteTextFile("http://nodejs.org/dist/latest/SHASUMS256.txt")
     re := regexp.MustCompile("node-v(.+)+msi")
     reg := regexp.MustCompile("node-v|-x.+")
 	latest := reg.ReplaceAllString(re.FindString(content),"")
-	
+
 	if version <= latest {
 		return false
 	} else {
@@ -155,6 +155,14 @@ func install(version string, cpuarch string) {
     cpuarch = arch.Validate(cpuarch)
   }
   
+  // If user specifies "latest" version, find out what version is
+  if version == "latest" {
+    content := web.GetRemoteTextFile("http://nodejs.org/dist/latest/SHASUMS256.txt")
+    re := regexp.MustCompile("node-v(.+)+msi")
+    reg := regexp.MustCompile("node-v|-x.+")
+    version = reg.ReplaceAllString(re.FindString(content),"")
+  }
+
   if CheckVersionExceedsLatest(version) {
 	fmt.Println("Node.js v"+version+" is not yet released or available.")
 	return
@@ -165,14 +173,6 @@ func install(version string, cpuarch string) {
     return
   }
 
-  // If user specifies "latest" version, find out what version is
-  if version == "latest" {
-    content := web.GetRemoteTextFile("http://nodejs.org/dist/latest/SHASUMS.txt")
-    re := regexp.MustCompile("node-v(.+)+msi")
-    reg := regexp.MustCompile("node-v|-x.+")
-    version = reg.ReplaceAllString(re.FindString(content),"")
-  }
-
   // Check to see if the version is already installed
   if !node.IsVersionInstalled(env.root,version,cpuarch) {
 

src/nvm/node/node.go

@@ -25,17 +25,21 @@ func GetCurrentVersion() (string, string) {
     cmd := exec.Command("node","-p","console.log(process.execPath)")
     str, _ := cmd.Output()
     file := strings.Trim(regexp.MustCompile("undefined").ReplaceAllString(string(str),"")," \n\r")
-	bit := arch.Bit(file)
-	if (bit == "?"){
-		cmd := exec.Command("node", "-e", "console.log(process.arch)" )
-		str, err := cmd.Output()
-		if (string(str) == "x64") {
-			bit := "64"
-		} else {
-			bit := "32"
-		}
-	}
-	return v, bit
+    bit := arch.Bit(file)
+    if (bit == "?"){
+      cmd := exec.Command("node", "-e", "console.log(process.arch)" )
+      str, err := cmd.Output()
+      if (err == nil) {
+        if (string(str) == "x64") {
+          bit = "64"
+        } else {
+          bit = "32"
+        }
+      } else {
+        return v, "Unknown"
+      }
+    }
+    return v, bit
   }
   return "Unknown",""
 }

src/nvm/web/web.go

@@ -59,26 +59,42 @@ func GetNodeJS(root string, v string, a string) bool {
 
   a = arch.Validate(a)
 
-  url := ""
+  vpre := ""
+  vers := strings.Fields(strings.Replace(v,"."," ",-1))
+  main, _ := strconv.ParseInt(vers[0],0,0)
+
   if a == "32" {
-    url = "http://nodejs.org/dist/v"+v+"/node.exe"
-  } else {
-    if !IsNode64bitAvailable(v) {
-      fmt.Println("Node.js v"+v+" is only available in 32-bit.")
-      return false
+    if main > 0 {
+      vpre = "win-x86/"
+    } else {
+      vpre = ""
+    }
+  } else if a == "64" {
+    if main > 0 {
+      vpre = "win-x64/"
+    } else {
+      vpre = "x64/"
     }
-    url = "http://nodejs.org/dist/v"+v+"/x64/node.exe"
   }
-  fileName := root+"\\v"+v+"\\node"+a+".exe"
+  
+  url := getNodeUrl ( v, vpre );
 
-  fmt.Printf("Downloading node.js version "+v+" ("+a+"-bit)... ")
-
-  if Download(url,fileName) {
-    fmt.Printf("Complete\n")
-    return true
+  if url == "" {
+    //No url should mean this version/arch isn't available
+    fmt.Println("Node.js v"+v+" " + a + "bit isn't available right now.")
   } else {
-    return false
+   fileName := root+"\\v"+v+"\\node"+a+".exe"
+
+    fmt.Printf("Downloading node.js version "+v+" ("+a+"-bit)... ")
+
+    if Download(url,fileName) {
+      fmt.Printf("Complete\n")
+      return true
+    } else {
+      return false
+    }
   }
+  return false
 
 }
 
@@ -139,10 +155,20 @@ func IsNode64bitAvailable(v string) bool {
     return false
   }
 
+  // TODO: fixme. Assume a 64 bit version exists
+  return true
+}
+
+func getNodeUrl (v string,  vpre string) string {
+  url := "http://nodejs.org/dist/v"+v+"/" + vpre + "/node.exe"
   // Check online to see if a 64 bit version exists
-  res, err := client.Head("http://nodejs.org/dist/v"+v+"/x64/node.exe")
+  res, err := client.Head( url )
   if err != nil {
-    return false
+    return ""
+  }
+  if res.StatusCode == 200 {
+    return url
+  } else {
+    return ""
   }
-  return res.StatusCode == 200
 }