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File: public/js/tinymce/js/tinymce/plugins/autoresize/plugin.js

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File: public/js/tinymce/js/tinymce/plugins/autoresize/plugin.js
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(function () {

var defs = {}; // id -> {dependencies, definition, instance (possibly undefined)}

// Used when there is no 'main' module.
// The name is probably (hopefully) unique so minification removes for releases.
var register_3795 = function (id) {
  var module = dem(id);
  var fragments = id.split('.');
  var target = Function('return this;')();
  for (var i = 0; i < fragments.length - 1; ++i) {
    if (target[fragments[i]] === undefined)
      target[fragments[i]] = {};
    target = target[fragments[i]];
  }
  target[fragments[fragments.length - 1]] = module;
};

var instantiate = function (id) {
  var actual = defs[id];
  var dependencies = actual.deps;
  var definition = actual.defn;
  var len = dependencies.length;
  var instances = new Array(len);
  for (var i = 0; i < len; ++i)
    instances[i] = dem(dependencies[i]);
  var defResult = definition.apply(null, instances);
  if (defResult === undefined)
     throw 'module [' + id + '] returned undefined';
  actual.instance = defResult;
};

var def = function (id, dependencies, definition) {
  if (typeof id !== 'string')
    throw 'module id must be a string';
  else if (dependencies === undefined)
    throw 'no dependencies for ' + id;
  else if (definition === undefined)
    throw 'no definition function for ' + id;
  defs[id] = {
    deps: dependencies,
    defn: definition,
    instance: undefined
  };
};

var dem = function (id) {
  var actual = defs[id];
  if (actual === undefined)
    throw 'module [' + id + '] was undefined';
  else if (actual.instance === undefined)
    instantiate(id);
  return actual.instance;
};

var req = function (ids, callback) {
  var len = ids.length;
  var instances = new Array(len);
  for (var i = 0; i < len; ++i)
    instances[i] = dem(ids[i]);
  callback.apply(null, instances);
};

var ephox = {};

ephox.bolt = {
  module: {
    api: {
      define: def,
      require: req,
      demand: dem
    }
  }
};

var define = def;
var require = req;
var demand = dem;
// this helps with minification when using a lot of global references
var defineGlobal = function (id, ref) {
  define(id, [], function () { return ref; });
};
/*jsc
["tinymce.plugins.autoresize.Plugin","ephox.katamari.api.Cell","tinymce.core.PluginManager","tinymce.plugins.autoresize.api.Commands","tinymce.plugins.autoresize.core.Resize","global!tinymce.util.Tools.resolve","tinymce.core.Env","tinymce.core.util.Delay","tinymce.plugins.autoresize.api.Settings"]
jsc*/
define(
  'ephox.katamari.api.Cell',

  [
  ],

  function () {
    var Cell = function (initial) {
      var value = initial;

      var get = function () {
        return value;
      };

      var set = function (v) {
        value = v;
      };

      var clone = function () {
        return Cell(get());
      };

      return {
        get: get,
        set: set,
        clone: clone
      };
    };

    return Cell;
  }
);

defineGlobal("global!tinymce.util.Tools.resolve", tinymce.util.Tools.resolve);
/**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

define(
  'tinymce.core.PluginManager',
  [
    'global!tinymce.util.Tools.resolve'
  ],
  function (resolve) {
    return resolve('tinymce.PluginManager');
  }
);

/**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

define(
  'tinymce.core.Env',
  [
    'global!tinymce.util.Tools.resolve'
  ],
  function (resolve) {
    return resolve('tinymce.Env');
  }
);

/**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

define(
  'tinymce.core.util.Delay',
  [
    'global!tinymce.util.Tools.resolve'
  ],
  function (resolve) {
    return resolve('tinymce.util.Delay');
  }
);

/**
 * Settings.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

define(
  'tinymce.plugins.autoresize.api.Settings',
  [
  ],
  function () {
    var getAutoResizeMinHeight = function (editor) {
      return parseInt(editor.getParam('autoresize_min_height', editor.getElement().offsetHeight), 10);
    };

    var getAutoResizeMaxHeight = function (editor) {
      return parseInt(editor.getParam('autoresize_max_height', 0), 10);
    };

    var getAutoResizeOverflowPadding = function (editor) {
      return editor.getParam('autoresize_overflow_padding', 1);
    };

    var getAutoResizeBottomMargin = function (editor) {
      return editor.getParam('autoresize_bottom_margin', 50);
    };

    var shouldAutoResizeOnInit = function (editor) {
      return editor.getParam('autoresize_on_init', true);
    };

    return {
      getAutoResizeMinHeight: getAutoResizeMinHeight,
      getAutoResizeMaxHeight: getAutoResizeMaxHeight,
      getAutoResizeOverflowPadding: getAutoResizeOverflowPadding,
      getAutoResizeBottomMargin: getAutoResizeBottomMargin,
      shouldAutoResizeOnInit: shouldAutoResizeOnInit
    };
  }
);
/**
 * Plugin.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

/**
 * This class contains all core logic for the autoresize plugin.
 *
 * @class tinymce.autoresize.Plugin
 * @private
 */
define(
  'tinymce.plugins.autoresize.core.Resize',
  [
    'tinymce.core.Env',
    'tinymce.core.util.Delay',
    'tinymce.plugins.autoresize.api.Settings'
  ],
  function (Env, Delay, Settings) {
    var isFullscreen = function (editor) {
      return editor.plugins.fullscreen && editor.plugins.fullscreen.isFullscreen();
    };

    /**
     * Calls the resize x times in 100ms intervals. We can't wait for load events since
     * the CSS files might load async.
     */
    var wait = function (editor, oldSize, times, interval, callback) {
      Delay.setEditorTimeout(editor, function () {
        resize(editor, oldSize);

        if (times--) {
          wait(editor, oldSize, times, interval, callback);
        } else if (callback) {
          callback();
        }
      }, interval);
    };

    var toggleScrolling = function (editor, state) {
      var body = editor.getBody();
      if (body) {
        body.style.overflowY = state ? '' : 'hidden';
        if (!state) {
          body.scrollTop = 0;
        }
      }
    };

    /**
     * This method gets executed each time the editor needs to resize.
     */
    var resize = function (editor, oldSize) {
      var deltaSize, doc, body, resizeHeight, myHeight;
      var marginTop, marginBottom, paddingTop, paddingBottom, borderTop, borderBottom;
      var dom = editor.dom;

      doc = editor.getDoc();
      if (!doc) {
        return;
      }

      if (isFullscreen(editor)) {
        toggleScrolling(editor, true);
        return;
      }

      body = doc.body;
      resizeHeight = Settings.getAutoResizeMinHeight(editor);

      // Calculate outer height of the body element using CSS styles
      marginTop = dom.getStyle(body, 'margin-top', true);
      marginBottom = dom.getStyle(body, 'margin-bottom', true);
      paddingTop = dom.getStyle(body, 'padding-top', true);
      paddingBottom = dom.getStyle(body, 'padding-bottom', true);
      borderTop = dom.getStyle(body, 'border-top-width', true);
      borderBottom = dom.getStyle(body, 'border-bottom-width', true);
      myHeight = body.offsetHeight + parseInt(marginTop, 10) + parseInt(marginBottom, 10) +
        parseInt(paddingTop, 10) + parseInt(paddingBottom, 10) +
        parseInt(borderTop, 10) + parseInt(borderBottom, 10);

      // Make sure we have a valid height
      if (isNaN(myHeight) || myHeight <= 0) {
        // Get height differently depending on the browser used
        // eslint-disable-next-line no-nested-ternary
        myHeight = Env.ie ? body.scrollHeight : (Env.webkit && body.clientHeight === 0 ? 0 : body.offsetHeight);
      }

      // Don't make it smaller than the minimum height
      if (myHeight > Settings.getAutoResizeMinHeight(editor)) {
        resizeHeight = myHeight;
      }

      // If a maximum height has been defined don't exceed this height
      var maxHeight = Settings.getAutoResizeMaxHeight(editor);
      if (maxHeight && myHeight > maxHeight) {
        resizeHeight = maxHeight;
        toggleScrolling(editor, true);
      } else {
        toggleScrolling(editor, false);
      }

      // Resize content element
      if (resizeHeight !== oldSize.get()) {
        deltaSize = resizeHeight - oldSize.get();
        dom.setStyle(editor.iframeElement, 'height', resizeHeight + 'px');
        oldSize.set(resizeHeight);

        // WebKit doesn't decrease the size of the body element until the iframe gets resized
        // So we need to continue to resize the iframe down until the size gets fixed
        if (Env.webKit && deltaSize < 0) {
          resize(editor);
        }
      }
    };

    var setup = function (editor, oldSize) {
      editor.on("init", function () {
        var overflowPadding, bottomMargin, dom = editor.dom;

        overflowPadding = Settings.getAutoResizeOverflowPadding(editor);
        bottomMargin = Settings.getAutoResizeBottomMargin(editor);

        if (overflowPadding !== false) {
          dom.setStyles(editor.getBody(), {
            paddingLeft: overflowPadding,
            paddingRight: overflowPadding
          });
        }

        if (bottomMargin !== false) {
          dom.setStyles(editor.getBody(), {
            paddingBottom: bottomMargin
          });
        }
      });

      editor.on('nodechange setcontent keyup FullscreenStateChanged', function (e) {
        resize(editor, oldSize);
      });

      if (Settings.shouldAutoResizeOnInit(editor)) {
        editor.on('init', function () {
          // Hit it 20 times in 100 ms intervals
          wait(editor, oldSize, 20, 100, function () {
            // Hit it 5 times in 1 sec intervals
            wait(editor, oldSize, 5, 1000);
          });
        });
      }
    };

    return {
      setup: setup,
      resize: resize
    };
  }
);
/**
 * Commands.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

define(
  'tinymce.plugins.autoresize.api.Commands',
  [
    'tinymce.plugins.autoresize.core.Resize'
  ],
  function (Resize) {
    var register = function (editor, oldSize) {
      editor.addCommand('mceAutoResize', function () {
        Resize.resize(editor, oldSize);
      });
    };

    return {
      register: register
    };
  }
);
/**
 * Plugin.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

/**
 * This class contains all core logic for the autoresize plugin.
 *
 * @class tinymce.autoresize.Plugin
 * @private
 */
define(
  'tinymce.plugins.autoresize.Plugin',
  [
    'ephox.katamari.api.Cell',
    'tinymce.core.PluginManager',
    'tinymce.plugins.autoresize.api.Commands',
    'tinymce.plugins.autoresize.core.Resize'
  ],
  function (Cell, PluginManager, Commands, Resize) {
    PluginManager.add('autoresize', function (editor) {
      if (!editor.inline) {
        var oldSize = Cell(0);
        Commands.register(editor, oldSize);
        Resize.setup(editor, oldSize);
      }
    });

    return function () {};
  }
);
dem('tinymce.plugins.autoresize.Plugin')();
})();
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