100 lines
3.1 KiB
PHP
100 lines
3.1 KiB
PHP
<?php
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/**
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* Class ActionScheduler_Compatibility
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*/
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class ActionScheduler_Compatibility {
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/**
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* Converts a shorthand byte value to an integer byte value.
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*
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* Wrapper for wp_convert_hr_to_bytes(), moved to load.php in WordPress 4.6 from media.php
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*
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* @link https://secure.php.net/manual/en/function.ini-get.php
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* @link https://secure.php.net/manual/en/faq.using.php#faq.using.shorthandbytes
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*
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* @param string $value A (PHP ini) byte value, either shorthand or ordinary.
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* @return int An integer byte value.
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*/
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public static function convert_hr_to_bytes( $value ) {
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if ( function_exists( 'wp_convert_hr_to_bytes' ) ) {
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return wp_convert_hr_to_bytes( $value );
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}
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$value = strtolower( trim( $value ) );
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$bytes = (int) $value;
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if ( false !== strpos( $value, 'g' ) ) {
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$bytes *= GB_IN_BYTES;
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} elseif ( false !== strpos( $value, 'm' ) ) {
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$bytes *= MB_IN_BYTES;
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} elseif ( false !== strpos( $value, 'k' ) ) {
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$bytes *= KB_IN_BYTES;
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}
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// Deal with large (float) values which run into the maximum integer size.
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return min( $bytes, PHP_INT_MAX );
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}
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/**
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* Attempts to raise the PHP memory limit for memory intensive processes.
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*
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* Only allows raising the existing limit and prevents lowering it.
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*
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* Wrapper for wp_raise_memory_limit(), added in WordPress v4.6.0
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*
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* @return bool|int|string The limit that was set or false on failure.
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*/
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public static function raise_memory_limit() {
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if ( function_exists( 'wp_raise_memory_limit' ) ) {
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return wp_raise_memory_limit( 'admin' );
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}
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$current_limit = @ini_get( 'memory_limit' );
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$current_limit_int = self::convert_hr_to_bytes( $current_limit );
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if ( -1 === $current_limit_int ) {
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return false;
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}
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$wp_max_limit = WP_MAX_MEMORY_LIMIT;
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$wp_max_limit_int = self::convert_hr_to_bytes( $wp_max_limit );
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$filtered_limit = apply_filters( 'admin_memory_limit', $wp_max_limit );
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$filtered_limit_int = self::convert_hr_to_bytes( $filtered_limit );
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if ( -1 === $filtered_limit_int || ( $filtered_limit_int > $wp_max_limit_int && $filtered_limit_int > $current_limit_int ) ) {
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if ( false !== @ini_set( 'memory_limit', $filtered_limit ) ) {
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return $filtered_limit;
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} else {
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return false;
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}
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} elseif ( -1 === $wp_max_limit_int || $wp_max_limit_int > $current_limit_int ) {
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if ( false !== @ini_set( 'memory_limit', $wp_max_limit ) ) {
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return $wp_max_limit;
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} else {
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return false;
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}
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}
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return false;
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}
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/**
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* Attempts to raise the PHP timeout for time intensive processes.
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*
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* Only allows raising the existing limit and prevents lowering it. Wrapper for wc_set_time_limit(), when available.
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*
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* @param int The time limit in seconds.
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*/
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public static function raise_time_limit( $limit = 0 ) {
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if ( $limit < ini_get( 'max_execution_time' ) ) {
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return;
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}
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if ( function_exists( 'wc_set_time_limit' ) ) {
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wc_set_time_limit( $limit );
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} elseif ( function_exists( 'set_time_limit' ) && false === strpos( ini_get( 'disable_functions' ), 'set_time_limit' ) && ! ini_get( 'safe_mode' ) ) {
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@set_time_limit( $limit );
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}
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}
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}
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