Link directly from the EDM template chooser in a BC admin console, to the template editor in the Partner Portal.

link-direct-to-pp-newsletter.user.js

// ==UserScript==
// @name         Jump directly to Edit view of BC Newsletter Templates
// @namespace    https://gist.github.com/r-k-b/
// @version      1.0.0
// @description  Adds links to the 'Template' tab of the 'Email Campaign' editor UI on Business Catalyst sites, that open the Partner Portal 'Edit Template' UI in a new tab/window. Only fires when HTTPS is enabled.
// @author       Robert K. Bell
// @homepage     https://gist.github.com/r-k-b/2027da639ed6d00eadb6202d7b8391a2
// @downloadURL  https://gist.github.com/r-k-b/2027da639ed6d00eadb6202d7b8391a2/raw/link-direct-to-pp-newsletter.user.js
// @match        https://*.worldsecuresystems.com/Admin/Campaigns_Details.aspx*
// @grant        none
// @run-at       document-idle
// ==/UserScript==

/* jshint esnext: true */

(function(){

    const templates = document.querySelectorAll('.template[data-option-value]')
    
    function extractTemplateIDFromValue(value) {
        return value.split('|')[0];
    }
    
    /**
     * <http://stackoverflow.com/a/35385518/2014893>
     * @param {String} HTML representing a single element
     * @return {Element}
     */
    function htmlToElement(html) {
        var template = document.createElement('template');
        template.innerHTML = html;
        return template.content.firstChild;
    }
    
    /**
     * @param {String} HTML representing any number of sibling elements
     * @return {NodeList} 
     */
    function htmlToElements(html) {
        var template = document.createElement('template');
        template.innerHTML = html;
        return template.content.childNodes;
    }
    
    function modifyUI(elem){
        const templateID = extractTemplateIDFromValue(elem.dataset.optionValue)
        if (!templateID || templateID === 'None') {
            return;
        }
        const ppUrl = `http://ava-next.worldsecuresystems.com/PartnerPortal/Utilities/AddNewsletterTemplate.aspx?A=CEDIT&CID=${ templateID }`;
    
        const ppLink = `<a target='_blank' href='${ ppUrl }'>Show In Partner Portal 🗗</a>`
    
        const ppLinkElem = htmlToElement(ppLink);
    
        console.info({ppLinkElem, ppUrl, elem})
        
        elem.insertBefore(ppLinkElem, null)
    
    //    ppLinkElems.forEach(link => {
    //        console.info({link})
    //        elem.insertBefore(link, null)
    //    });
    }
    
    templates.forEach(modifyUI)

})();