The JS logic didn't account for edge cases like scrolling to the inserted comment, or attaching the comment in the right sorting logic, on the right pagination page. It also doesn't show any "loading" indication, so is bad usability for the majority of users. A standard form submission does the same job better in this case. Note that this doesn't affect the ability to moderate/delete comments via ajax. Replaced 'use_ajax_commenting' with 'include_js', since its important for behaviour other than comment submission itself, e.g. showing previews (doesn't work without JS)
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Configuration
Overview
The module provides a number of built in configuration settings below are the default settings
// mysite/_config.php
Commenting::add('Foo', array(
'require_login' => false, // boolean, whether a user needs to login
'required_permission' => false, // required permission to comment (or array of permissions)
'include_js' => true, // Enhance operation by ajax behaviour on moderation links
'show_comments_when_disabled' => false, // when comments are disabled should we show older comments (if available)
'order_comments_by' => "\"Created\" DESC",
'comments_per_page' => 10,
'comments_holder_id' => "comments-holder", // id for the comments holder
'comment_permalink_prefix' => "comment-", // id prefix for each comment. If needed make this different
'require_moderation' => false,
'html_allowed' => false, // allow for sanitized HTML in comments
'html_allowed_elements' => array('a', 'img', 'i', 'b'),
'use_preview' => false, // preview formatted comment (when allowing HTML). Requires include_js=true
'use_gravatar' => false,
'gravatar_size' => 80
);
If you want to customize any of the configuration options after you have added the extension (or
on the built-in SiteTree commenting) use set_config_value
// mysite/_config.php - Sets require_login to true for all pages
Commenting::set_config_value('SiteTree', 'require_login', true);
// mysite/_config.php - Returns the setting
Commenting::get_config_value('SiteTree', 'require_login');
HTML Comments
Comments can be configured to contain a restricted set of HTML tags
through the html_allowed
and html_allowed_elements
settings.
Raw HTML is hardly user friendly, but combined with a rich-text editor
of your own choosing it can allow rich comment formatting.
In order to use this feature, you need to install the HTMLPurifier library. The easiest way to do this is through Composer.
{
"require": {"ezyang/htmlpurifier": "4.*"}
}
Important: Rendering user-provided HTML on your website always risks
exposing your users to cross-site scripting (XSS) attacks, if the HTML
isn't properly sanitized. Don't allow tags like <script>
or arbitrary attributes.
Gravatars
Gravatars can be turned on by adding this to your mysite/_config.php file
Commenting::set_config_value('SiteTree', 'use_gravatar', true);
The default size is 80 pixels, as per the gravatar site if the 's' parameter is omitted. To change this add the following (again to mysite/_config.php):
Commenting::set_config_value('SiteTree', 'gravatar_size', 40);