diff core/misc/machine-name.js @ 0:c75dbcec494b

Initial commit from drush-created site

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/misc/machine-name.js	Thu Jul 05 14:24:15 2018 +0000
@@ -0,0 +1,135 @@
+/**
+* DO NOT EDIT THIS FILE.
+* See the following change record for more information,
+* https://www.drupal.org/node/2815083
+* @preserve
+**/
+
+(function ($, Drupal, drupalSettings) {
+  Drupal.behaviors.machineName = {
+    attach: function attach(context, settings) {
+      var self = this;
+      var $context = $(context);
+      var timeout = null;
+      var xhr = null;
+
+      function clickEditHandler(e) {
+        var data = e.data;
+        data.$wrapper.removeClass('visually-hidden');
+        data.$target.trigger('focus');
+        data.$suffix.hide();
+        data.$source.off('.machineName');
+      }
+
+      function machineNameHandler(e) {
+        var data = e.data;
+        var options = data.options;
+        var baseValue = $(e.target).val();
+
+        var rx = new RegExp(options.replace_pattern, 'g');
+        var expected = baseValue.toLowerCase().replace(rx, options.replace).substr(0, options.maxlength);
+
+        if (xhr && xhr.readystate !== 4) {
+          xhr.abort();
+          xhr = null;
+        }
+
+        if (timeout) {
+          clearTimeout(timeout);
+          timeout = null;
+        }
+        if (baseValue.toLowerCase() !== expected) {
+          timeout = setTimeout(function () {
+            xhr = self.transliterate(baseValue, options).done(function (machine) {
+              self.showMachineName(machine.substr(0, options.maxlength), data);
+            });
+          }, 300);
+        } else {
+          self.showMachineName(expected, data);
+        }
+      }
+
+      Object.keys(settings.machineName).forEach(function (sourceId) {
+        var machine = '';
+        var options = settings.machineName[sourceId];
+
+        var $source = $context.find(sourceId).addClass('machine-name-source').once('machine-name');
+        var $target = $context.find(options.target).addClass('machine-name-target');
+        var $suffix = $context.find(options.suffix);
+        var $wrapper = $target.closest('.js-form-item');
+
+        if (!$source.length || !$target.length || !$suffix.length || !$wrapper.length) {
+          return;
+        }
+
+        if ($target.hasClass('error')) {
+          return;
+        }
+
+        options.maxlength = $target.attr('maxlength');
+
+        $wrapper.addClass('visually-hidden');
+
+        if ($target.is(':disabled') || $target.val() !== '') {
+          machine = $target.val();
+        } else if ($source.val() !== '') {
+          machine = self.transliterate($source.val(), options);
+        }
+
+        var $preview = $('<span class="machine-name-value">' + options.field_prefix + Drupal.checkPlain(machine) + options.field_suffix + '</span>');
+        $suffix.empty();
+        if (options.label) {
+          $suffix.append('<span class="machine-name-label">' + options.label + ': </span>');
+        }
+        $suffix.append($preview);
+
+        if ($target.is(':disabled')) {
+          return;
+        }
+
+        var eventData = {
+          $source: $source,
+          $target: $target,
+          $suffix: $suffix,
+          $wrapper: $wrapper,
+          $preview: $preview,
+          options: options
+        };
+
+        var $link = $('<span class="admin-link"><button type="button" class="link">' + Drupal.t('Edit') + '</button></span>').on('click', eventData, clickEditHandler);
+        $suffix.append($link);
+
+        if ($target.val() === '') {
+          $source.on('formUpdated.machineName', eventData, machineNameHandler).trigger('formUpdated.machineName');
+        }
+
+        $target.on('invalid', eventData, clickEditHandler);
+      });
+    },
+    showMachineName: function showMachineName(machine, data) {
+      var settings = data.options;
+
+      if (machine !== '') {
+        if (machine !== settings.replace) {
+          data.$target.val(machine);
+          data.$preview.html(settings.field_prefix + Drupal.checkPlain(machine) + settings.field_suffix);
+        }
+        data.$suffix.show();
+      } else {
+        data.$suffix.hide();
+        data.$target.val(machine);
+        data.$preview.empty();
+      }
+    },
+    transliterate: function transliterate(source, settings) {
+      return $.get(Drupal.url('machine_name/transliterate'), {
+        text: source,
+        langcode: drupalSettings.langcode,
+        replace_pattern: settings.replace_pattern,
+        replace_token: settings.replace_token,
+        replace: settings.replace,
+        lowercase: true
+      });
+    }
+  };
+})(jQuery, Drupal, drupalSettings);
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