One of the truly beautiful parts about Discourse is the fact that once logged-in you load the page once and the rest of the user experience navigates like a true software application. Much of it is javascript feeding from a predictable set of Rails API endpoints. Here are approaches I have been trading off using in my current install: The “Pre-2017 triad”: new Event addEventListener to node setInterval to monitor + [insert series of conditions that can get truthy] Post-2017 MutationObserver() class: MutationObserver() observe w/ class-based filters How else can we detect the Ember-based events changing the DOM inside Discourse? Are there specific events we can listen to? Are there better approaches than what I am using? Hoping to get people to throw up some example approaches and theories. Thanks!

For page view metrics we have built-in support: api.onPageChange((url, title) => { // do stuff });

Unfortunately, that is not enough as the dom tree is not fully created on that event. See here: [صورة] virtualPageView and the virtual DOM Development We want to use GTM to inject ads into the DOM. We installed the ads plugin and set up the various empty house ad types with div containers like However, when evaluating the id of all ad div containers on virtualPageView the ads between the posts have not rendered, yet. Probably because the virtual dom has not rendered everything on the virtualPageView event that we’re using to trigger the evaluation. When adding a timeout e.g. 3000ms before evaluating all ad div conta…

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مطور

Terrapop 15 أغسطس 2020، 6:53م 3

للأسف، هذا لا يكفي لأن شجرة DOM لا يتم إنشاؤها بالكامل عند حدوث هذا الحدث. راجع هنا:

الموضوع		الردود	مرات العرض
virtualPageView and the virtual DOM Development	2	589	15 أغسطس 2020
Trigger javascript on clicking any page link, but before the page content loads? Development	10	1439	4 نوفمبر 2024
How to get around DOMContentLoaded for navigation? Development	14	659	21 فبراير 2025
Current PageTracker.current? Development	2	1364	30 يناير 2018
Feedback on "on-discourse" javascript for setting up custom JS for each page? Development	15	1417	19 نوفمبر 2023

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