all files / src/js/base/module/ LinkDialog.js

71.43% Statements 55/77
40% Branches 8/20
52.63% Functions 10/19
71.43% Lines 55/77
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177   96×   96× 96× 96× 96× 96×   96×     96×   96×                                   96× 96×   96×                                                                                                                                                                                                    
import $ from 'jquery';
import env from '../core/env';
import key from '../core/key';
import func from '../core/func';
 
export default class LinkDialog {
  constructor(context) {
    this.context = context;
 
    this.ui = $.summernote.ui;
    this.$body = $(document.body);
    this.$editor = context.layoutInfo.editor;
    this.options = context.options;
    this.lang = this.options.langInfo;
 
    context.memo('help.linkDialog.show', this.options.langInfo.help['linkDialog.show']);
  }
 
  initialize() {
    const $container = this.options.dialogsInBody ? this.$body : this.$editor;
 
    const body = [
      '<div class="form-group note-form-group">',
      `<label class="note-form-label">${this.lang.link.textToDisplay}</label>`,
      '<input class="note-link-text form-control note-form-control note-input" type="text" />',
      '</div>',
      '<div class="form-group note-form-group">',
      `<label class="note-form-label">${this.lang.link.url}</label>`,
      '<input class="note-link-url form-control note-form-control note-input" type="text" value="http://" />',
      '</div>',
      !this.options.disableLinkTarget
        ? $('<div/>').append(this.ui.checkbox({
          className: 'sn-checkbox-open-in-new-window',
          text: this.lang.link.openInNewWindow,
          checked: true,
        }).render()).html()
        : '',
    ].join('');
 
    const buttonClass = 'btn btn-primary note-btn note-btn-primary note-link-btn';
    const footer = `<input type="button" href="#" class="${buttonClass}" value="${this.lang.link.insert}" disabled>`;
 
    this.$dialog = this.ui.dialog({
      className: 'link-dialog',
      title: this.lang.link.insert,
      fade: this.options.dialogsFade,
      body: body,
      footer: footer,
    }).render().appendTo($container);
  }
 
  destroy() {
    this.ui.hideDialog(this.$dialog);
    this.$dialog.remove();
  }
 
  bindEnterKey($input, $btn) {
    $input.on('keypress', (event) => {
      if (event.keyCode === key.code.ENTER) {
        event.preventDefault();
        $btn.trigger('click');
      }
    });
  }
 
  /**
   * toggle update button
   */
  toggleLinkBtn($linkBtn, $linkText, $linkUrl) {
    this.ui.toggleBtn($linkBtn, $linkText.val() && $linkUrl.val());
  }
 
  /**
   * Show link dialog and set event handlers on dialog controls.
   *
   * @param {Object} linkInfo
   * @return {Promise}
   */
  showLinkDialog(linkInfo) {
    return $.Deferred((deferred) => {
      const $linkText = this.$dialog.find('.note-link-text');
      const $linkUrl = this.$dialog.find('.note-link-url');
      const $linkBtn = this.$dialog.find('.note-link-btn');
      const $openInNewWindow = this.$dialog
        .find('.sn-checkbox-open-in-new-window input[type=checkbox]');
 
      this.ui.onDialogShown(this.$dialog, () => {
        this.context.triggerEvent('dialog.shown');
 
        // if no url was given and given text is valid URL then copy that into URL Field
        Iif (!linkInfo.url && func.isValidUrl(linkInfo.text)) {
          linkInfo.url = linkInfo.text;
        }
 
        $linkText.val(linkInfo.text);
 
        const handleLinkTextUpdate = () => {
          this.toggleLinkBtn($linkBtn, $linkText, $linkUrl);
          // if linktext was modified by keyup,
          // stop cloning text from linkUrl
          linkInfo.text = $linkText.val();
        };
 
        $linkText.on('input', handleLinkTextUpdate).on('paste', () => {
          setTimeout(handleLinkTextUpdate, 0);
        });
 
        const handleLinkUrlUpdate = () => {
          this.toggleLinkBtn($linkBtn, $linkText, $linkUrl);
          // display same link on `Text to display` input
          // when create a new link
          if (!linkInfo.text) {
            $linkText.val($linkUrl.val());
          }
        };
 
        $linkUrl.on('input', handleLinkUrlUpdate).on('paste', () => {
          setTimeout(handleLinkUrlUpdate, 0);
        }).val(linkInfo.url);
 
        Eif (!env.isSupportTouch) {
          $linkUrl.trigger('focus');
        }
 
        this.toggleLinkBtn($linkBtn, $linkText, $linkUrl);
        this.bindEnterKey($linkUrl, $linkBtn);
        this.bindEnterKey($linkText, $linkBtn);
 
        const isNewWindowChecked = linkInfo.isNewWindow !== undefined
          ? linkInfo.isNewWindow : this.context.options.linkTargetBlank;
 
        $openInNewWindow.prop('checked', isNewWindowChecked);
 
        $linkBtn.one('click', (event) => {
          event.preventDefault();
 
          deferred.resolve({
            range: linkInfo.range,
            url: $linkUrl.val(),
            text: $linkText.val(),
            isNewWindow: $openInNewWindow.is(':checked'),
          });
          this.ui.hideDialog(this.$dialog);
        });
      });
 
      this.ui.onDialogHidden(this.$dialog, () => {
        // detach events
        $linkText.off('input paste keypress');
        $linkUrl.off('input paste keypress');
        $linkBtn.off('click');
 
        if (deferred.state() === 'pending') {
          deferred.reject();
        }
      });
 
      this.ui.showDialog(this.$dialog);
    }).promise();
  }
 
  /**
   * @param {Object} layoutInfo
   */
  show() {
    const linkInfo = this.context.invoke('editor.getLinkInfo');
 
    this.context.invoke('editor.saveRange');
    this.showLinkDialog(linkInfo).then((linkInfo) => {
      this.context.invoke('editor.restoreRange');
      this.context.invoke('editor.createLink', linkInfo);
    }).fail(() => {
      this.context.invoke('editor.restoreRange');
    });
  }
}