react_ujs/dist/react_ujs.js

(function webpackUniversalModuleDefinition(root, factory) {
	if(typeof exports === 'object' && typeof module === 'object')
		module.exports = factory(require("react"), require("react-dom"), require("react-dom/server"));
	else if(typeof define === 'function' && define.amd)
		define(["react", "react-dom", "react-dom/server"], factory);
	else if(typeof exports === 'object')
		exports["ReactRailsUJS"] = factory(require("react"), require("react-dom"), require("react-dom/server"));
	else
		root["ReactRailsUJS"] = factory(root["React"], root["ReactDOM"], root["ReactDOMServer"]);
})(this, function(__WEBPACK_EXTERNAL_MODULE_3__, __WEBPACK_EXTERNAL_MODULE_4__, __WEBPACK_EXTERNAL_MODULE_5__) {
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/* 0 */
/***/ (function(module, exports) {

// Assume className is simple and can be found at top-level (window).
// Fallback to eval to handle cases like 'My.React.ComponentName'.
// Also, try to gracefully import Babel 6 style default exports
var topLevel = typeof window === "undefined" ? this : window;

module.exports = function(className) {
  var constructor;
  // Try to access the class globally first
  constructor = topLevel[className];

  // If that didn't work, try eval
  if (!constructor) {
    constructor = eval(className);
  }

  // Lastly, if there is a default attribute try that
  if (constructor && constructor['default']) {
    constructor = constructor['default'];
  }

  return constructor;
}


/***/ }),
/* 1 */
/***/ (function(module, exports, __webpack_require__) {

var nativeEvents = __webpack_require__(7)
var pjaxEvents = __webpack_require__(8)
var turbolinksEvents = __webpack_require__(9)
var turbolinksClassicDeprecatedEvents = __webpack_require__(11)
var turbolinksClassicEvents = __webpack_require__(10)

// see what things are globally available
// and setup event handlers to those things
module.exports = function(ujs) {
  if (ujs.handleEvent) {
    // We're calling this a second time -- remove previous handlers
    if (typeof Turbolinks.EVENTS !== "undefined") {
      turbolinksClassicEvents.teardown(ujs);
    }
    turbolinksEvents.teardown(ujs);
    turbolinksClassicDeprecatedEvents.teardown(ujs);
    pjaxEvents.teardown(ujs);
    nativeEvents.teardown(ujs);
  }

  if (ujs.jQuery) {
    ujs.handleEvent = function(eventName, callback) {
      ujs.jQuery(document).on(eventName, callback);
    };
    ujs.removeEvent = function(eventName, callback) {
      ujs.jQuery(document).off(eventName, callback);
    }
  } else if ('addEventListener' in window) {
    ujs.handleEvent = function(eventName, callback) {
      document.addEventListener(eventName, callback);
    };
    ujs.removeEvent = function(eventName, callback) {
      document.removeEventListener(eventName, callback);
    };
  } else {
    ujs.handleEvent = function(eventName, callback) {
      window.attachEvent(eventName, callback);
    };
    ujs.removeEvent = function(eventName, callback) {
      window.detachEvent(eventName, callback);
    };
  }

  // Detect which kind of events to set up:
  if (typeof Turbolinks !== 'undefined' && Turbolinks.supported) {
    if (typeof Turbolinks.EVENTS !== 'undefined') {
      // Turbolinks.EVENTS is in classic version 2.4.0+
      turbolinksClassicEvents.setup(ujs)
    } else if (typeof Turbolinks.controller !== "undefined") {
      // Turbolinks.controller is in version 5+
      turbolinksEvents.setup(ujs);
    } else {
      turbolinksClassicDeprecatedEvents.setup(ujs);
    }
  } else if (typeof $ !== "undefined" && typeof $.pjax === 'function') {
    pjaxEvents.setup(ujs);
  } else {
    nativeEvents.setup(ujs);
  }
}


/***/ }),
/* 2 */
/***/ (function(module, exports, __webpack_require__) {

// Make a function which:
// - First tries to require the name
// - Then falls back to global lookup
var fromGlobal = __webpack_require__(0)
var fromRequireContext = __webpack_require__(12)

module.exports = function(reqctx) {
  var fromCtx = fromRequireContext(reqctx)
  return function(className) {
    var component;
    try {
      // `require` will raise an error if this className isn't found:
      component = fromCtx(className)
    } catch (firstErr) {
      // fallback to global:
      try {
        component = fromGlobal(className)
      } catch (secondErr) {
        console.error(firstErr)
        console.error(secondErr)
      }
    }
    return component
  }
}


/***/ }),
/* 3 */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE_3__;

/***/ }),
/* 4 */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE_4__;

/***/ }),
/* 5 */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE_5__;

/***/ }),
/* 6 */
/***/ (function(module, exports, __webpack_require__) {

var React = __webpack_require__(3)
var ReactDOM = __webpack_require__(4)
var ReactDOMServer = __webpack_require__(5)

var detectEvents = __webpack_require__(1)
var constructorFromGlobal = __webpack_require__(0)
var constructorFromRequireContextWithGlobalFallback = __webpack_require__(2)

var ReactRailsUJS = {
  // This attribute holds the name of component which should be mounted
  // example: `data-react-class="MyApp.Items.EditForm"`
  CLASS_NAME_ATTR: 'data-react-class',

  // This attribute holds JSON stringified props for initializing the component
  // example: `data-react-props="{\"item\": { \"id\": 1, \"name\": \"My Item\"} }"`
  PROPS_ATTR: 'data-react-props',

  // If jQuery is detected, save a reference to it for event handlers
  jQuery: (typeof window !== 'undefined') && (typeof window.jQuery !== 'undefined') && window.jQuery,

  // helper method for the mount and unmount methods to find the
  // `data-react-class` DOM elements
  findDOMNodes: function(searchSelector) {
    var classNameAttr = ReactRailsUJS.CLASS_NAME_ATTR
    // we will use fully qualified paths as we do not bind the callbacks
    var selector, parent;

    switch (typeof searchSelector) {
      case 'undefined':
        selector = '[' + classNameAttr + ']';
        parent = document;
        break;
      case 'object':
        selector = '[' + classNameAttr + ']';
        parent = searchSelector;
        break;
      case 'string':
        selector = searchSelector + '[' + classNameAttr + '], ' +
                   searchSelector + ' [' + classNameAttr + ']';
        parent = document;
        break
      default:
        break;
    }

    if (ReactRailsUJS.jQuery) {
      return ReactRailsUJS.jQuery(selector, parent);
    } else {
      return parent.querySelectorAll(selector);
    }
  },

  // Get the constructor for a className (returns a React class)
  // Override this function to lookup classes in a custom way,
  // the default is ReactRailsUJS.ComponentGlobal
  getConstructor: constructorFromGlobal,

  // Given a Webpack `require.context`,
  // try finding components with `require`,
  // then falling back to global lookup.
  useContext: function(requireContext) {
    this.getConstructor = constructorFromRequireContextWithGlobalFallback(requireContext)
  },

  // Render `componentName` with `props` to a string,
  // using the specified `renderFunction` from `react-dom/server`.
  serverRender: function(renderFunction, componentName, props) {
    var componentClass = this.getConstructor(componentName)
    var element = React.createElement(componentClass, props)
    return ReactDOMServer[renderFunction](element)
  },

  // Within `searchSelector`, find nodes which should have React components
  // inside them, and mount them with their props.
  mountComponents: function(searchSelector) {
    var ujs = ReactRailsUJS
    var nodes = ujs.findDOMNodes(searchSelector);

    for (var i = 0; i < nodes.length; ++i) {
      var node = nodes[i];
      var className = node.getAttribute(ujs.CLASS_NAME_ATTR);
      var constructor = ujs.getConstructor(className);
      var propsJson = node.getAttribute(ujs.PROPS_ATTR);
      var props = propsJson && JSON.parse(propsJson);

      if (!constructor) {
        var message = "Cannot find component: '" + className + "'"
        if (console && console.log) {
          console.log("%c[react-rails] %c" + message + " for element", "font-weight: bold", "", node)
        }
        throw new Error(message + ". Make sure your component is available to render.")
      } else {
        ReactDOM.render(React.createElement(constructor, props), node);
      }
    }
  },

  // Within `searchSelector`, find nodes which have React components
  // inside them, and unmount those components.
  unmountComponents: function(searchSelector) {
    var nodes = ReactRailsUJS.findDOMNodes(searchSelector);

    for (var i = 0; i < nodes.length; ++i) {
      var node = nodes[i];
      ReactDOM.unmountComponentAtNode(node);
    }
  },

  // Check the global context for installed libraries
  // and figure out which library to hook up to (pjax, Turbolinks, jQuery)
  // This is called on load, but you can call it again if needed
  // (It will unmount itself)
  detectEvents: function() {
    detectEvents(this)
  },
}

// These stable references are so that handlers can be added and removed:
ReactRailsUJS.handleMount = function(e) {
  var target = undefined;
  if (e && e.target) {
    target = e.target;
  }
  ReactRailsUJS.mountComponents(target);
}
ReactRailsUJS.handleUnmount = function(e) {
  var target = undefined;
  if (e && e.target) {
    target = e.target;
  }
  ReactRailsUJS.unmountComponents(target);
}


if (typeof window !== "undefined") {
  // Only setup events for browser (not server-rendering)
  ReactRailsUJS.detectEvents()
}

// It's a bit of a no-no to populate the global namespace,
// but we really need it!
// We need access to this object for server rendering, and
// we can't do a dynamic `require`, so we'll grab it from here:
self.ReactRailsUJS = ReactRailsUJS

module.exports = ReactRailsUJS


/***/ }),
/* 7 */
/***/ (function(module, exports) {

module.exports = {
  // Attach handlers to browser events to mount
  // (There are no unmount handlers since the page is destroyed on navigation)
  setup: function(ujs) {
    if (ujs.jQuery) {
      // Use jQuery if it's present:
      ujs.handleEvent("ready", ujs.handleMount);
    } else if ('addEventListener' in window) {
      ujs.handleEvent('DOMContentLoaded', ujs.handleMount);
    } else {
      // add support to IE8 without jQuery
      ujs.handleEvent('onload', ujs.handleMount);
    }
  },

  teardown: function(ujs) {
    ujs.removeEvent("ready", ujs.handleMount);
    ujs.removeEvent('DOMContentLoaded', ujs.handleMount);
    ujs.removeEvent('onload', ujs.handleMount);
  }
}


/***/ }),
/* 8 */
/***/ (function(module, exports) {

module.exports = {
  // pjax support
  setup: function(ujs) {
    ujs.handleEvent('ready', ujs.handleMount);
    ujs.handleEvent('pjax:end', ujs.handleMount);
    ujs.handleEvent('pjax:beforeReplace', ujs.handleUnmount);
  },

  teardown: function(ujs) {
    ujs.removeEvent('ready', ujs.handleMount);
    ujs.removeEvent('pjax:end', ujs.handleMount);
    ujs.removeEvent('pjax:beforeReplace', ujs.handleUnmount);
  },
}


/***/ }),
/* 9 */
/***/ (function(module, exports) {

module.exports = {
  // Turbolinks 5+ got rid of named events (?!)
  setup: function(ujs) {
    ujs.handleEvent('DOMContentLoaded', ujs.handleMount)
    ujs.handleEvent('turbolinks:render', ujs.handleMount)
    ujs.handleEvent('turbolinks:before-render', ujs.handleUnmount)
  },

  teardown: function(ujs) {
    ujs.removeEvent('DOMContentLoaded', ujs.handleMount)
    ujs.removeEvent('turbolinks:render', ujs.handleMount)
    ujs.removeEvent('turbolinks:before-render', ujs.handleUnmount)
  },
}


/***/ }),
/* 10 */
/***/ (function(module, exports) {

module.exports = {
  // Attach handlers to Turbolinks-Classic events
  // for mounting and unmounting components
  setup: function(ujs) {
    ujs.handleEvent(Turbolinks.EVENTS.CHANGE, ujs.handleMount);
    ujs.handleEvent(Turbolinks.EVENTS.BEFORE_UNLOAD, ujs.handleUnmount);
  },
  teardown: function(ujs) {
    ujs.removeEvent(Turbolinks.EVENTS.CHANGE, ujs.handleMount);
    ujs.removeEvent(Turbolinks.EVENTS.BEFORE_UNLOAD, ujs.handleUnmount);
  }
}


/***/ }),
/* 11 */
/***/ (function(module, exports) {

module.exports = {
  // Before Turbolinks 2.4.0, Turbolinks didn't
  // have named events and didn't have a before-unload event.
  // Also, it didn't work with the Turbolinks cache, see
  // https://github.com/reactjs/react-rails/issues/87
  setup: function(ujs) {
    Turbolinks.pagesCached(0)
    ujs.handleEvent('page:change', ujs.handleMount);
    ujs.handleEvent('page:receive', ujs.handleUnmount);
  },
  teardown: function(ujs) {
    ujs.removeEvent('page:change', ujs.handleMount);
    ujs.removeEvent('page:receive', ujs.handleUnmount);
  }
}


/***/ }),
/* 12 */
/***/ (function(module, exports) {

// Load React components by requiring them from "components/", for example:
//
// - "pages/index" -> `require("components/pages/index")`
// - "pages/show.Header" -> `require("components/pages/show").Header`
// - "pages/show.Body.Content" -> `require("components/pages/show").Body.Content`
//
module.exports = function(reqctx) {
  return function(className) {
    var parts = className.split(".")
    var filename = parts.shift()
    var keys = parts
    // Load the module:
    var component = reqctx("./" + filename)
    // Then access each key:
    keys.forEach(function(k) {
      component = component[k]
    })
    // support `export default`
    if (component.__esModule) {
      component = component["default"]
    }
    return component
  }
}


/***/ })
/******/ ]);
});