kses_init_filters()
- Since
- 2.0.0
- Source
wp-includes/kses.php:2466
Description
All hooks have default priority. The wp_filter_kses() function is added to the 'pre_comment_content' and 'title_save_pre' hooks.
The wp_filter_post_kses() function is added to the 'content_save_pre', 'excerpt_save_pre', and 'content_filtered_save_pre' hooks.
Compatibility
- WordPress
- since 2.0.0
- PHP
- 7.4–8.6-dev
- 6.7.7
- 6.8.8
- 6.9.7
- 7.0.4
- 7.1.0
Present in every tracked release (6.7.7 to 7.1.0), and compiles on PHP 7.4 through 8.6-dev.
Performance profile
How much work a call to kses_init_filters() does, and what it touches: the algorithmic scaling, the Zend instruction count per call across PHP versions, the hooks it hands control to, and the core code that calls it. Measured from the compiled opcodes, not a stopwatch, so every number is identical on any machine running the same PHP version, and every function in core is ranked by cost.
- Cost class
- Trivial
- Scaling
- Constant
- Instructions
- 35–36
- Plugin surface
- None
- Called by
- 4
Touches nothing outside its own arguments.
No loop in the body: the same number of instructions runs whatever you pass in.
Executed per call on PHP 8.5, depending on the branch taken. The body compiles to 40.
Nothing here hands control to plugin code.
4 places in core call this, so the cost is paid more often than your own code shows.
What one call costs · 1 distinct outcome
One number would be a lie: the work depends on which branch runs. These are every distinct cost kses_init_filters() can have, taken from its control-flow graph on PHP 8.5.
| When | Instructions | Calls it makes |
|---|---|---|
| always | 35–36 | add_filter(), current_user_can(), add_filter(), add_filter(), add_filter(), add_filter(), add_filter(), add_filter() |
Across PHP versions
Compiles the same on PHP 7.4, 8.1, 8.2, 8.3, 8.4, 8.5 and 8.6-dev: 40 instructions, 35–36 executed per call, 1 branch. The work does not change between versions.
An instruction is not a fixed amount of time, so a matching count is not necessarily the same speed; what it rules out is a difference in the work itself.
Uses · 2
- add_filter()Adds a callback function to a filter hook.
- current_user_can()Returns whether the current user has the specified capability.
Used by · 4
- WP_Embed::shortcode()The do_shortcode() callback function.
- kses_init()Sets up most of the KSES filters for input form content.
- wp_ajax_replyto_comment()Handles replying to a comment via AJAX.
- wp_handle_comment_submission()Handles the submission of a comment, usually posted to wp-comments-post.php via a comment form.
Source code
function kses_init_filters() { // Normal filtering. add_filter( 'title_save_pre', 'wp_filter_kses' ); // Comment filtering. if ( current_user_can( 'unfiltered_html' ) ) { add_filter( 'pre_comment_content', 'wp_filter_post_kses' ); } else { add_filter( 'pre_comment_content', 'wp_filter_kses' ); } // Global Styles filtering: Global Styles filters should be executed before normal post_kses HTML filters. add_filter( 'content_save_pre', 'wp_filter_global_styles_post', 9 ); add_filter( 'content_filtered_save_pre', 'wp_filter_global_styles_post', 9 ); // Post filtering. add_filter( 'content_save_pre', 'wp_filter_post_kses' ); add_filter( 'excerpt_save_pre', 'wp_filter_post_kses' ); add_filter( 'content_filtered_save_pre', 'wp_filter_post_kses' );}Changelog
Introduced in 2.0.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
About this page
- Parsed data
- Generated from the wordpress-develop 7.0.4 tag, from
src/wp-includes/kses.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it. - Corrections
- Something wrong on this page? Report it and it gets fixed in the next regeneration.