Refactoring the code

- Use Flask blueprint
- Split model and views into smaller parts
- Bug fixes
- API adjustment

powerdnsadmin/static/generated/validation.js

@@ -0,0 +1,394 @@
+/*!
+ * Validator v0.11.9 for Bootstrap 3, by @1000hz
+ * Copyright 2017 Cina Saffary
+ * Licensed under http://opensource.org/licenses/MIT
+ *
+ * https://github.com/1000hz/bootstrap-validator
+ */
+
++function ($) {
+  'use strict';
+
+  // VALIDATOR CLASS DEFINITION
+  // ==========================
+
+  function getValue($el) {
+    return $el.is('[type="checkbox"]') ? $el.prop('checked')                                     :
+           $el.is('[type="radio"]')    ? !!$('[name="' + $el.attr('name') + '"]:checked').length :
+           $el.is('select[multiple]')  ? ($el.val() || []).length                                :
+                                         $el.val()
+  }
+
+  var Validator = function (element, options) {
+    this.options    = options
+    this.validators = $.extend({}, Validator.VALIDATORS, options.custom)
+    this.$element   = $(element)
+    this.$btn       = $('button[type="submit"], input[type="submit"]')
+                        .filter('[form="' + this.$element.attr('id') + '"]')
+                        .add(this.$element.find('input[type="submit"], button[type="submit"]'))
+
+    this.update()
+
+    this.$element.on('input.bs.validator change.bs.validator focusout.bs.validator', $.proxy(this.onInput, this))
+    this.$element.on('submit.bs.validator', $.proxy(this.onSubmit, this))
+    this.$element.on('reset.bs.validator', $.proxy(this.reset, this))
+
+    this.$element.find('[data-match]').each(function () {
+      var $this  = $(this)
+      var target = $this.attr('data-match')
+
+      $(target).on('input.bs.validator', function (e) {
+        getValue($this) && $this.trigger('input.bs.validator')
+      })
+    })
+
+    // run validators for fields with values, but don't clobber server-side errors
+    this.$inputs.filter(function () {
+      return getValue($(this)) && !$(this).closest('.has-error').length
+    }).trigger('focusout')
+
+    this.$element.attr('novalidate', true) // disable automatic native validation
+  }
+
+  Validator.VERSION = '0.11.9'
+
+  Validator.INPUT_SELECTOR = ':input:not([type="hidden"], [type="submit"], [type="reset"], button)'
+
+  Validator.FOCUS_OFFSET = 20
+
+  Validator.DEFAULTS = {
+    delay: 500,
+    html: false,
+    disable: true,
+    focus: true,
+    custom: {},
+    errors: {
+      match: 'Does not match',
+      minlength: 'Not long enough'
+    },
+    feedback: {
+      success: 'glyphicon-ok',
+      error: 'glyphicon-remove'
+    }
+  }
+
+  Validator.VALIDATORS = {
+    'native': function ($el) {
+      var el = $el[0]
+      if (el.checkValidity) {
+        return !el.checkValidity() && !el.validity.valid && (el.validationMessage || "error!")
+      }
+    },
+    'match': function ($el) {
+      var target = $el.attr('data-match')
+      return $el.val() !== $(target).val() && Validator.DEFAULTS.errors.match
+    },
+    'minlength': function ($el) {
+      var minlength = $el.attr('data-minlength')
+      return $el.val().length < minlength && Validator.DEFAULTS.errors.minlength
+    }
+  }
+
+  Validator.prototype.update = function () {
+    var self = this
+
+    this.$inputs = this.$element.find(Validator.INPUT_SELECTOR)
+      .add(this.$element.find('[data-validate="true"]'))
+      .not(this.$element.find('[data-validate="false"]')
+        .each(function () { self.clearErrors($(this)) })
+      )
+
+    this.toggleSubmit()
+
+    return this
+  }
+
+  Validator.prototype.onInput = function (e) {
+    var self        = this
+    var $el         = $(e.target)
+    var deferErrors = e.type !== 'focusout'
+
+    if (!this.$inputs.is($el)) return
+
+    this.validateInput($el, deferErrors).done(function () {
+      self.toggleSubmit()
+    })
+  }
+
+  Validator.prototype.validateInput = function ($el, deferErrors) {
+    var value      = getValue($el)
+    var prevErrors = $el.data('bs.validator.errors')
+
+    if ($el.is('[type="radio"]')) $el = this.$element.find('input[name="' + $el.attr('name') + '"]')
+
+    var e = $.Event('validate.bs.validator', {relatedTarget: $el[0]})
+    this.$element.trigger(e)
+    if (e.isDefaultPrevented()) return
+
+    var self = this
+
+    return this.runValidators($el).done(function (errors) {
+      $el.data('bs.validator.errors', errors)
+
+      errors.length
+        ? deferErrors ? self.defer($el, self.showErrors) : self.showErrors($el)
+        : self.clearErrors($el)
+
+      if (!prevErrors || errors.toString() !== prevErrors.toString()) {
+        e = errors.length
+          ? $.Event('invalid.bs.validator', {relatedTarget: $el[0], detail: errors})
+          : $.Event('valid.bs.validator', {relatedTarget: $el[0], detail: prevErrors})
+
+        self.$element.trigger(e)
+      }
+
+      self.toggleSubmit()
+
+      self.$element.trigger($.Event('validated.bs.validator', {relatedTarget: $el[0]}))
+    })
+  }
+
+
+  Validator.prototype.runValidators = function ($el) {
+    var errors   = []
+    var deferred = $.Deferred()
+
+    $el.data('bs.validator.deferred') && $el.data('bs.validator.deferred').reject()
+    $el.data('bs.validator.deferred', deferred)
+
+    function getValidatorSpecificError(key) {
+      return $el.attr('data-' + key + '-error')
+    }
+
+    function getValidityStateError() {
+      var validity = $el[0].validity
+      return validity.typeMismatch    ? $el.attr('data-type-error')
+           : validity.patternMismatch ? $el.attr('data-pattern-error')
+           : validity.stepMismatch    ? $el.attr('data-step-error')
+           : validity.rangeOverflow   ? $el.attr('data-max-error')
+           : validity.rangeUnderflow  ? $el.attr('data-min-error')
+           : validity.valueMissing    ? $el.attr('data-required-error')
+           :                            null
+    }
+
+    function getGenericError() {
+      return $el.attr('data-error')
+    }
+
+    function getErrorMessage(key) {
+      return getValidatorSpecificError(key)
+          || getValidityStateError()
+          || getGenericError()
+    }
+
+    $.each(this.validators, $.proxy(function (key, validator) {
+      var error = null
+      if ((getValue($el) || $el.attr('required')) &&
+          ($el.attr('data-' + key) !== undefined || key == 'native') &&
+          (error = validator.call(this, $el))) {
+         error = getErrorMessage(key) || error
+        !~errors.indexOf(error) && errors.push(error)
+      }
+    }, this))
+
+    if (!errors.length && getValue($el) && $el.attr('data-remote')) {
+      this.defer($el, function () {
+        var data = {}
+        data[$el.attr('name')] = getValue($el)
+        $.get($el.attr('data-remote'), data)
+          .fail(function (jqXHR, textStatus, error) { errors.push(getErrorMessage('remote') || error) })
+          .always(function () { deferred.resolve(errors)})
+      })
+    } else deferred.resolve(errors)
+
+    return deferred.promise()
+  }
+
+  Validator.prototype.validate = function () {
+    var self = this
+
+    $.when(this.$inputs.map(function (el) {
+      return self.validateInput($(this), false)
+    })).then(function () {
+      self.toggleSubmit()
+      self.focusError()
+    })
+
+    return this
+  }
+
+  Validator.prototype.focusError = function () {
+    if (!this.options.focus) return
+
+    var $input = this.$element.find(".has-error:first :input")
+    if ($input.length === 0) return
+
+    $('html, body').animate({scrollTop: $input.offset().top - Validator.FOCUS_OFFSET}, 250)
+    $input.focus()
+  }
+
+  Validator.prototype.showErrors = function ($el) {
+    var method = this.options.html ? 'html' : 'text'
+    var errors = $el.data('bs.validator.errors')
+    var $group = $el.closest('.form-group')
+    var $block = $group.find('.help-block.with-errors')
+    var $feedback = $group.find('.form-control-feedback')
+
+    if (!errors.length) return
+
+    errors = $('<ul/>')
+      .addClass('list-unstyled')
+      .append($.map(errors, function (error) { return $('<li/>')[method](error) }))
+
+    $block.data('bs.validator.originalContent') === undefined && $block.data('bs.validator.originalContent', $block.html())
+    $block.empty().append(errors)
+    $group.addClass('has-error has-danger')
+
+    $group.hasClass('has-feedback')
+      && $feedback.removeClass(this.options.feedback.success)
+      && $feedback.addClass(this.options.feedback.error)
+      && $group.removeClass('has-success')
+  }
+
+  Validator.prototype.clearErrors = function ($el) {
+    var $group = $el.closest('.form-group')
+    var $block = $group.find('.help-block.with-errors')
+    var $feedback = $group.find('.form-control-feedback')
+
+    $block.html($block.data('bs.validator.originalContent'))
+    $group.removeClass('has-error has-danger has-success')
+
+    $group.hasClass('has-feedback')
+      && $feedback.removeClass(this.options.feedback.error)
+      && $feedback.removeClass(this.options.feedback.success)
+      && getValue($el)
+      && $feedback.addClass(this.options.feedback.success)
+      && $group.addClass('has-success')
+  }
+
+  Validator.prototype.hasErrors = function () {
+    function fieldErrors() {
+      return !!($(this).data('bs.validator.errors') || []).length
+    }
+
+    return !!this.$inputs.filter(fieldErrors).length
+  }
+
+  Validator.prototype.isIncomplete = function () {
+    function fieldIncomplete() {
+      var value = getValue($(this))
+      return !(typeof value == "string" ? $.trim(value) : value)
+    }
+
+    return !!this.$inputs.filter('[required]').filter(fieldIncomplete).length
+  }
+
+  Validator.prototype.onSubmit = function (e) {
+    this.validate()
+    if (this.isIncomplete() || this.hasErrors()) e.preventDefault()
+  }
+
+  Validator.prototype.toggleSubmit = function () {
+    if (!this.options.disable) return
+    this.$btn.toggleClass('disabled', this.isIncomplete() || this.hasErrors())
+  }
+
+  Validator.prototype.defer = function ($el, callback) {
+    callback = $.proxy(callback, this, $el)
+    if (!this.options.delay) return callback()
+    window.clearTimeout($el.data('bs.validator.timeout'))
+    $el.data('bs.validator.timeout', window.setTimeout(callback, this.options.delay))
+  }
+
+  Validator.prototype.reset = function () {
+    this.$element.find('.form-control-feedback')
+      .removeClass(this.options.feedback.error)
+      .removeClass(this.options.feedback.success)
+
+    this.$inputs
+      .removeData(['bs.validator.errors', 'bs.validator.deferred'])
+      .each(function () {
+        var $this = $(this)
+        var timeout = $this.data('bs.validator.timeout')
+        window.clearTimeout(timeout) && $this.removeData('bs.validator.timeout')
+      })
+
+    this.$element.find('.help-block.with-errors')
+      .each(function () {
+        var $this = $(this)
+        var originalContent = $this.data('bs.validator.originalContent')
+
+        $this
+          .removeData('bs.validator.originalContent')
+          .html(originalContent)
+      })
+
+    this.$btn.removeClass('disabled')
+
+    this.$element.find('.has-error, .has-danger, .has-success').removeClass('has-error has-danger has-success')
+
+    return this
+  }
+
+  Validator.prototype.destroy = function () {
+    this.reset()
+
+    this.$element
+      .removeAttr('novalidate')
+      .removeData('bs.validator')
+      .off('.bs.validator')
+
+    this.$inputs
+      .off('.bs.validator')
+
+    this.options    = null
+    this.validators = null
+    this.$element   = null
+    this.$btn       = null
+    this.$inputs    = null
+
+    return this
+  }
+
+  // VALIDATOR PLUGIN DEFINITION
+  // ===========================
+
+
+  function Plugin(option) {
+    return this.each(function () {
+      var $this   = $(this)
+      var options = $.extend({}, Validator.DEFAULTS, $this.data(), typeof option == 'object' && option)
+      var data    = $this.data('bs.validator')
+
+      if (!data && option == 'destroy') return
+      if (!data) $this.data('bs.validator', (data = new Validator(this, options)))
+      if (typeof option == 'string') data[option]()
+    })
+  }
+
+  var old = $.fn.validator
+
+  $.fn.validator             = Plugin
+  $.fn.validator.Constructor = Validator
+
+
+  // VALIDATOR NO CONFLICT
+  // =====================
+
+  $.fn.validator.noConflict = function () {
+    $.fn.validator = old
+    return this
+  }
+
+
+  // VALIDATOR DATA-API
+  // ==================
+
+  $(window).on('load', function () {
+    $('form[data-toggle="validator"]').each(function () {
+      var $form = $(this)
+      Plugin.call($form, $form.data())
+    })
+  })
+
+}(jQuery);