fix(isMobilePhone): update de-DE validation (#933)

Author: tux-tn

lib/isMobilePhone.js

@@ -26,7 +26,7 @@ var phones = {
   'bn-BD': /\+?(88)?0?1[356789][0-9]{8}\b/,
   'cs-CZ': /^(\+?420)? ?[1-9][0-9]{2} ?[0-9]{3} ?[0-9]{3}$/,
   'da-DK': /^(\+?45)?\s?\d{2}\s?\d{2}\s?\d{2}\s?\d{2}$/,
-  'de-DE': /^(\+?49[ \.\-]?)?([\(]{1}[0-9]{1,6}[\)])?([0-9 \.\-\/]{3,20})((x|ext|extension)[ ]?[0-9]{1,4})?$/,
+  'de-DE': /^(\+49)?0?1(5[0-25-9]\d|6([23]|0\d?)|7([0-57-9]|6\d))\d{7}$/,
   'el-GR': /^(\+?30|0)?(69\d{8})$/,
   'en-AU': /^(\+?61|0)4\d{8}$/,
   'en-GB': /^(\+?44|0)7\d{9}$/,

src/lib/isMobilePhone.js

@@ -16,7 +16,7 @@ const phones = {
   'bn-BD': /\+?(88)?0?1[356789][0-9]{8}\b/,
   'cs-CZ': /^(\+?420)? ?[1-9][0-9]{2} ?[0-9]{3} ?[0-9]{3}$/,
   'da-DK': /^(\+?45)?\s?\d{2}\s?\d{2}\s?\d{2}\s?\d{2}$/,
-  'de-DE': /^(\+?49[ \.\-]?)?([\(]{1}[0-9]{1,6}[\)])?([0-9 \.\-\/]{3,20})((x|ext|extension)[ ]?[0-9]{1,4})?$/,
+  'de-DE': /^(\+49)?0?1(5[0-25-9]\d|6([23]|0\d?)|7([0-57-9]|6\d))\d{7}$/,
   'el-GR': /^(\+?30|0)?(69\d{8})$/,
   'en-AU': /^(\+?61|0)4\d{8}$/,
   'en-GB': /^(\+?44|0)7\d{9}$/,

test/validators.js

@@ -3556,16 +3556,28 @@ describe('Validators', () => {
       {
         locale: 'de-DE',
         valid: [
-          '+49 (0) 123 456 789',
-          '+49 (0) 123 456789',
-          '0123/4567890',
-          '+49 01234567890',
-          '+4901234567890',
-          '01234567890',
+          '+49015123456789',
+          '+4915123456789',
+          '015123456789',
+          '15123456789',
+          '15623456789',
+          '15623456789',
+          '1601234567',
+          '16012345678',
+          '1621234567',
+          '1631234567',
+          '1701234567',
+          '17612345678',
         ],
         invalid: [
-          '',
-          'Vml2YW11cyBmZXJtZtesting123',
+          '15345678910',
+          '15412345678',
+          '16212345678',
+          '1761234567',
+          '16412345678',
+          '17012345678',
+          '12345678910',
+          '+4912345678910',
         ],
       },
       {

validator.js

@@ -1377,7 +1377,7 @@ var phones = {
   'bn-BD': /\+?(88)?0?1[356789][0-9]{8}\b/,
   'cs-CZ': /^(\+?420)? ?[1-9][0-9]{2} ?[0-9]{3} ?[0-9]{3}$/,
   'da-DK': /^(\+?45)?\s?\d{2}\s?\d{2}\s?\d{2}\s?\d{2}$/,
-  'de-DE': /^(\+?49[ \.\-]?)?([\(]{1}[0-9]{1,6}[\)])?([0-9 \.\-\/]{3,20})((x|ext|extension)[ ]?[0-9]{1,4})?$/,
+  'de-DE': /^(\+49)?0?1(5[0-25-9]\d|6([23]|0\d?)|7([0-57-9]|6\d))\d{7}$/,
   'el-GR': /^(\+?30|0)?(69\d{8})$/,
   'en-AU': /^(\+?61|0)4\d{8}$/,
   'en-GB': /^(\+?44|0)7\d{9}$/,