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-rw-r--r--old-ui/app/keychains/hd/restore-vault.js13
1 files changed, 13 insertions, 0 deletions
diff --git a/old-ui/app/keychains/hd/restore-vault.js b/old-ui/app/keychains/hd/restore-vault.js
index 222172dfd..dcadcccad 100644
--- a/old-ui/app/keychains/hd/restore-vault.js
+++ b/old-ui/app/keychains/hd/restore-vault.js
@@ -140,6 +140,19 @@ RestoreVaultScreen.prototype.createNewVaultAndRestore = function () {
// check seed
var seedBox = document.querySelector('textarea.twelve-word-phrase')
var seed = seedBox.value.trim()
+
+ // true if the string has more than a space between words.
+ if (seed.split(' ').length > 1) {
+ this.warning = 'there can only a space between words'
+ this.props.dispatch(actions.displayWarning(this.warning))
+ return
+ }
+ // true if seed contains a character that is not between a-z or a space
+ if(!seed.match(/^[a-z ]+$/)) {
+ this.warning = 'seed words only have lowercase characters'
+ this.props.dispatch(actions.displayWarning(this.warning))
+ return
+ }
if (seed.split(' ').length !== 12) {
this.warning = 'seed phrases are 12 words long'
this.props.dispatch(actions.displayWarning(this.warning))