fix password strength

@@ -2,66 +2,26 @@
  * 计算密码复杂度
  */
 
-function gettype(str, i) {
-    if (str.charCodeAt(i) >= 48 && str.charCodeAt(i) <= 57) {
-        return 1;
-    } else if (str.charCodeAt(i) >= 97 && str.charCodeAt(i) <= 122) {
-        return 2;
-    } else if (str.charCodeAt(i) >= 65 && str.charCodeAt(i) <= 90) {
-        return 3;
-    }
-
-    return 4;
-}
-
-function isregular(cur, pre, type) {
-    var curCode = cur.charCodeAt(0);
-    var preCode = pre.charCodeAt(0);
-
-    if (curCode - preCode === 0) {
-        return true;
-    }
-
-    if (type !== 4 && (curCode - preCode === 1 || curCode - preCode === -1)) {
-        return true;
-    }
-
-    return false;
-}
-
-function getcomplex(curType, preType) {
-    if (preType === 0 || curType === preType) {
-        return 0;
-    } else if (curType === 4 || preType === 4) {
-        return 2;
+function computeComplex(password) {
+    var lengthS = 0;
+    var numS = 0;
+    var length = password.length;
+
+    if (length < 6) {
+        lengthS = 0;
+    } else if (length > 6 && length < 16) {
+        lengthS = 1;
     } else {
-        return 1;
+        lengthS = 2;
     }
-}
-
-function computeComplex(password) {
-    var complex = 0,
-        length = password.length,
-        pre = '',
-        preType = 0,
-        i = 0,
-        cur,
-        curType;
 
-
-    for (i = 0; i < length; i++) {
-        cur = password.charAt(i);
-        curType = gettype(password, i);
-
-        if (preType !== curType || !isregular(cur, pre, curType)) {
-            complex += curType + getcomplex(curType, preType);
-        }
-
-        pre = cur;
-        preType = curType;
+    if (/^[0-9]+$/.test(password) || /^[A-Za-z]+$/.test(password) || length === 0) {
+        numS = 0;
+    } else {
+        numS = 1;
     }
 
-    return complex;
+    return lengthS + numS;
 }
 
 module.exports = computeComplex;

@@ -332,19 +332,8 @@ function validatePassword() {
 // 密码强度验证
 function validatePasswordComplexLocal($obj) {
     var pwd = $obj.val(),
-        pwdStrength = computeComplex(pwd),
-        level = 0;
-
-    if (pwdStrength === 0) {
-        level = 0;
-    } else if (pwdStrength <= 10) {
-        level = 1;
-    } else if (pwdStrength <= 20) {
-        level = 2;
-    } else {
-        level = 3;
-    }
-
+        level = computeComplex(pwd);
+    console.log(level);
     switch (level) {
         case 0:
             $pwdParent.removeClass('red yellow green');
@@ -483,7 +472,7 @@ exports.init = function() {
     });
 
     // 验证密码输入
-    $passwordInput.on('keyup blur', function() {
+    $passwordInput.on('keyup', function() {
         var $this = $(this);
 
         validatePassword().always(function() {