app/assets/javascripts/trade/templates/components/confirm-button.handlebars
{{#if needsConfirmation}}
<button {{action "showConfirmation"}} {{bind-attr class="left::pull-right :btn :btn-primary"}}>{{title}}</button>
{{else}}
<button {{action "confirm"}} {{bind-attr class="left::pull-right :btn :btn-primary"}}>{{title}}</button>
{{/if}}