lespoupeesrusses/summernote-list-of-links

/**
 *
 * Les Poupées Russes
 * email: contact@lespoupees.paris
 *
 */
(function (factory) {
    /* global define */
    if (typeof define === 'function' && define.amd) {
        // AMD. Register as an anonymous module.
        define(['jquery'], factory);
    } else if (typeof module === 'object' && module.exports) {
        // Node/CommonJS
        module.exports = factory(require('jquery'));
    } else {
        // Browser globals
        factory(window.jQuery);
    }
}(function ($) {
    var body_prototype = '\
        <div class="form-group note-form-group">\
          <label class="note-form-label">Text to display</label>\
          <input class="note-link-text form-control note-form-control  note-input" type="text" />\
        </div>\
        <div class="form-group note-form-group">\
          <label class="note-form-label">Choose a link in this list</label>\
          <select class="note-link-list form-control note-form-control note-input"></select>\
        </div>';

    $.extend($.summernote.plugins, {
        'list-of-links': function(context) {
            var self = this,
                ui = $.summernote.ui,
                $editor = context.layoutInfo.editor,
                options = context.options,
                listUrl,
                dialogTitle;

            if (options.listOfLinks !== undefined) {
                listUrl = options.listOfLinks.listUrl;
                dialogTitle = options.listOfLinks.title;
            }
            if (dialogTitle === undefined) {
                dialogTitle = 'List of links';
            }

            context.memo('button.list-of-links', function () {
                return ui.button({
                    contents: '<i class="note-icon-unorderedlist"> <i class="note-icon-link">',
                    tooltip: dialogTitle,
                    click: function () {
                        self.show();
                    }
                }).render();
            });

            this.loadList = function() {
                return $.Deferred(function(deferred) {
                    if (self.data === undefined && listUrl !== undefined) {
                        $.get(listUrl, function(data) {
                            self.data = data;
                            $.each(data, function(key, value) {
                                var url = value[0],
                                    label = value[1];
                                $('.note-link-list').append($('<option>', {
                                    value: url,
                                    text : label
                                }));
                                deferred.resolve();
                            });
                        })
                    } else {
                        deferred.resolve();
                    }
                });
            }

            this.initialize = function () {
                var $container = options.dialogsInBody ? $(document.body) : $editor;

                var buttonClass = 'btn btn-primary note-btn note-btn-primary note-link-btn';
                var footer = '<button type="submit" href="#" class="' + buttonClass + '">Insert link</button>';

                this.$dialog = ui.dialog({
                    title: dialogTitle,
                    body: body_prototype,
                    footer: footer
                }).render().appendTo($container);

                this.$linkText = self.$dialog.find('.note-link-text');
                this.$linkList = self.$dialog.find('.note-link-list');
                this.$linkBtn = self.$dialog.find('.note-link-btn');
            };

            this.show = function () {
                var linkInfo = context.invoke('editor.getLinkInfo');
                context.invoke('editor.saveRange');
                context.triggerEvent('dialog.shown');

                this.loadList().then(function() {
                    self.showLinkDialog(linkInfo).then(function (linkInfo) {
                        context.invoke('editor.restoreRange');
                        context.invoke('editor.createLink', linkInfo);
                    }).fail(function () {
                        context.invoke('editor.restoreRange');
                    });
                });
            };

            this.initButtonEvent = function(deferred, linkInfo) {
                self.$linkBtn.one('click', function(event) {
                    event.preventDefault();
                    var linkUrl = self.$linkList.val();
                    deferred.resolve({
                        range: linkInfo.range,
                        url: linkUrl,
                        text: self.$linkText.val(),
                        isNewWindow: false
                    });
                    ui.hideDialog(self.$dialog);
                });
            };

            this.showLinkDialog = function (linkInfo) {
                return $.Deferred(function (deferred) {
                    ui.onDialogShown(self.$dialog, function () {
                        self.$linkText.val(linkInfo.text);
                        self.$linkList.val(linkInfo.url);
                        self.initButtonEvent(deferred, linkInfo);
                    });

                    ui.onDialogHidden(self.$dialog, function () {
                        self.$linkBtn.off('click');
                        if (deferred.state() === 'pending') {
                            deferred.reject();
                        }
                    });
                    ui.showDialog(self.$dialog);
                });
            };
        }
    });
}));