awsmug/torro-forms

/*!
 * Torro Forms Version 1.0.8 (https://torro-forms.com)
 * Licensed under GNU General Public License v2 (or later) (http://www.gnu.org/licenses/gpl-2.0.html)
 */
( function() {
    'use strict';

    var supported, clipboardButtons, clipboardFields, i;

    function select( e ) {
        var clipboardField = e.srcElement;

        clipboardField.select();
    }

    clipboardFields = document.getElementsByClassName( 'clipboard-field' );
    for ( i = 0; i < clipboardFields.length; i++ ) {
        clipboardFields[ i ].addEventListener( 'focus', select );
    }

    try {
        supported = document.queryCommandSupported( 'copy' );
    } catch ( err ) {
        return;
    }

    if ( ! supported ) {
        return;
    }

    document.body.className = document.body.className.replace( 'no-clipboard', 'clipboard' );

    function copyToClipboard( e ) {
        var clipboardButton, clipboardField, selection;

        clipboardButton = e.target || e.srcElement;
        if ( 'BUTTON' !== clipboardButton.tagName.toUpperCase() ) {
            clipboardButton = clipboardButton.parentNode;
        }

        clipboardField = document.querySelector( clipboardButton.dataset.clipboardTarget );
        selection;

        if ( ! clipboardField ) {
            return;
        }

        clipboardField.select();

        try {
            document.execCommand( 'copy' );
        } catch ( err ) {
            console.warn( 'Could not copy content from ' + clipboardButton.dataset.clipboardTarget + ' to clipboard.' );
        }

        selection = window.getSelection ? window.getSelection() : document.selection;
        if ( selection ) {
            if ( selection.removeAllRanges ) {
                selection.removeAllRanges();
            } else if ( selection.empty ) {
                selection.empty();
            }
        }
    }

    clipboardButtons = document.getElementsByClassName( 'clipboard-button' );
    for ( i = 0; i < clipboardButtons.length; i++ ) {
        clipboardButtons[ i ].addEventListener( 'click', copyToClipboard );
    }
}() );