old_contents: define(function(require) {
  
    var _ = require('underscore');
    var $ = require('jquery');
    var Backbone = require('backbone');
    var utils = require('utils');
    var lang = require('i18n!nls/lang');
    require('autosize');
  
  
    var EditorView = Backbone.View.extend({
  
      el: '#editor',
  
      initialize: function(options) {
  
        _.bindAll(this, 'render', 'focus', 'blur', 'desktopFocus', 'handleCyrillic');
  
        this.model.on('change:id', this.render);
        this.model.on('change:content', this.handleCyrillic);
        this.model.on('update', this.render);
  
        this.$el.autosize();
        this.setPlaceholder();
      },
  
      // only re-render when content changed
      render: function() {
        var content = this.model.get('content');
        if ( content === this.$el.val() ) return;
        // strip html tags from documents.
        // this is just for migration from contenteditable to textarea.
        // we can remove this later on.
        content = content.replace(/<br>/ig,'\n').replace(/<[^>]+>/ig,'');
        this.$el.val(content || '').trigger('autosize.resize');
      },
  
      focus: function() {
        if (utils.isDesktop) return this.$el.focus();
        // doesn't seem to work for textarea on iOS at all. maybe it works on other platforms.
        setTimeout(_.bind(this.$el.focus, this.$el), 500);
      },
  
      desktopFocus: function() {
        if (utils.isDesktop) this.focus();
      },
  
      blur: function() {
        this.$el.blur();
      },
  
      events: {
        'keyup': 'updateOpenDoc'
      },
  
      updateOpenDoc: function(e) {
        this.model.set( 'content', this.$el.val() );
        this.trigger('typing');
      },
  
      // if a cyrillic doc is detected change to cyrillic font
      handleCyrillic: function(doc) {
        // see http://kourge.net/projects/regexp-unicode-block
        var isCyrillic = doc.get('content').match('[\u0400-\u04FF\u0500-\u052F]');
        if (!isCyrillic) return;
        this.$el.addClass('cyrillic');
        this.model.off(null, this.handleCyrillic);
      },
  
      setPlaceholder: function() {
        this.$el.attr('placeholder', lang.emptyDoc);
      }
  
    });
  
  
    return EditorView;
  });
  
new_contents: define(function(require) {
  
    var _ = require('underscore');
    var $ = require('jquery');
    var Backbone = require('backbone');
    var utils = require('utils');
    var lang = require('i18n!nls/lang');
    require('autosize');
  
  
    var EditorView = Backbone.View.extend({
  
      el: '#editor',
  
      initialize: function(options) {
  
        _.bindAll(this, 'render', 'focus', 'blur', 'desktopFocus', 'handleCyrillic');
  
        this.model.on('change:id', this.render);
        this.model.on('change:content', this.handleCyrillic);
        this.model.on('update', this.render);
  
        this.$el.autosize();
        this.setPlaceholder();
      },
  
      // only re-render when content changed
      render: function() {
        var content = this.model.get('content');
        if ( content === this.$el.val() ) return;
        // strip html tags from documents.
        // this is just for migration from contenteditable to textarea.
        // we can remove this later on.
        content = content.replace(/<br>/ig,'\n').replace(/<\/br>/ig,'\n').replace(/<[^>]+>/ig,'');
        this.$el.val(content || '').trigger('autosize.resize');
      },
  
      focus: function() {
        if (utils.isDesktop) return this.$el.focus();
        // doesn't seem to work for textarea on iOS at all. maybe it works on other platforms.
        setTimeout(_.bind(this.$el.focus, this.$el), 500);
      },
  
      desktopFocus: function() {
        if (utils.isDesktop) this.focus();
      },
  
      blur: function() {
        this.$el.blur();
      },
  
      events: {
        'keyup': 'updateOpenDoc'
      },
  
      updateOpenDoc: function(e) {
        this.model.set( 'content', this.$el.val() );
        this.trigger('typing');
      },
  
      // if a cyrillic doc is detected change to cyrillic font
      handleCyrillic: function(doc) {
        // see http://kourge.net/projects/regexp-unicode-block
        var isCyrillic = doc.get('content').match('[\u0400-\u04FF\u0500-\u052F]');
        if (!isCyrillic) return;
        this.$el.addClass('cyrillic');
        this.model.off(null, this.handleCyrillic);
      },
  
      setPlaceholder: function() {
        this.$el.attr('placeholder', lang.emptyDoc);
      }
  
    });
  
  
    return EditorView;
  });
  
subject: replace another form of line break from old documents