Initial Commit

dependencies/woocommerce/action-scheduler/classes/ActionScheduler_Compatibility.php

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+<?php
+
+/**
+ * Class ActionScheduler_Compatibility
+ */
+class ActionScheduler_Compatibility {
+	/**
+	 * Converts a shorthand byte value to an integer byte value.
+	 *
+	 * Wrapper for wp_convert_hr_to_bytes(), moved to load.php in WordPress 4.6 from media.php
+	 *
+	 * @link https://secure.php.net/manual/en/function.ini-get.php
+	 * @link https://secure.php.net/manual/en/faq.using.php#faq.using.shorthandbytes
+	 *
+	 * @param string $value A (PHP ini) byte value, either shorthand or ordinary.
+	 * @return int An integer byte value.
+	 */
+	public static function convert_hr_to_bytes( $value ) {
+		if ( function_exists( 'wp_convert_hr_to_bytes' ) ) {
+			return wp_convert_hr_to_bytes( $value );
+		}
+
+		$value = strtolower( trim( $value ) );
+		$bytes = (int) $value;
+
+		if ( false !== strpos( $value, 'g' ) ) {
+			$bytes *= GB_IN_BYTES;
+		} elseif ( false !== strpos( $value, 'm' ) ) {
+			$bytes *= MB_IN_BYTES;
+		} elseif ( false !== strpos( $value, 'k' ) ) {
+			$bytes *= KB_IN_BYTES;
+		}
+
+		// Deal with large (float) values which run into the maximum integer size.
+		return min( $bytes, PHP_INT_MAX );
+	}
+
+	/**
+	 * Attempts to raise the PHP memory limit for memory intensive processes.
+	 *
+	 * Only allows raising the existing limit and prevents lowering it.
+	 *
+	 * Wrapper for wp_raise_memory_limit(), added in WordPress v4.6.0
+	 *
+	 * @return bool|int|string The limit that was set or false on failure.
+	 */
+	public static function raise_memory_limit() {
+		if ( function_exists( 'wp_raise_memory_limit' ) ) {
+			return wp_raise_memory_limit( 'admin' );
+		}
+
+		$current_limit     = @ini_get( 'memory_limit' );
+		$current_limit_int = self::convert_hr_to_bytes( $current_limit );
+
+		if ( -1 === $current_limit_int ) {
+			return false;
+		}
+
+		$wp_max_limit       = WP_MAX_MEMORY_LIMIT;
+		$wp_max_limit_int   = self::convert_hr_to_bytes( $wp_max_limit );
+		$filtered_limit     = apply_filters( 'admin_memory_limit', $wp_max_limit );
+		$filtered_limit_int = self::convert_hr_to_bytes( $filtered_limit );
+
+		if ( -1 === $filtered_limit_int || ( $filtered_limit_int > $wp_max_limit_int && $filtered_limit_int > $current_limit_int ) ) {
+			if ( false !== @ini_set( 'memory_limit', $filtered_limit ) ) {
+				return $filtered_limit;
+			} else {
+				return false;
+			}
+		} elseif ( -1 === $wp_max_limit_int || $wp_max_limit_int > $current_limit_int ) {
+			if ( false !== @ini_set( 'memory_limit', $wp_max_limit ) ) {
+				return $wp_max_limit;
+			} else {
+				return false;
+			}
+		}
+		return false;
+	}
+
+	/**
+	 * Attempts to raise the PHP timeout for time intensive processes.
+	 *
+	 * Only allows raising the existing limit and prevents lowering it. Wrapper for wc_set_time_limit(), when available.
+	 *
+	 * @param int $limit The time limit in seconds.
+	 */
+	public static function raise_time_limit( $limit = 0 ) {
+		$limit = (int) $limit;
+		$max_execution_time = (int) ini_get( 'max_execution_time' );
+
+		// If the max execution time is already set to zero (unlimited), there is no reason to make a further change.
+		if ( 0 === $max_execution_time ) {
+			return;
+		}
+
+		// Whichever of $max_execution_time or $limit is higher is the amount by which we raise the time limit.
+		$raise_by = 0 === $limit || $limit > $max_execution_time ? $limit : $max_execution_time;
+
+		if ( function_exists( 'wc_set_time_limit' ) ) {
+			wc_set_time_limit( $raise_by );
+		} elseif ( function_exists( 'set_time_limit' ) && false === strpos( ini_get( 'disable_functions' ), 'set_time_limit' ) && ! ini_get( 'safe_mode' ) ) { // phpcs:ignore PHPCompatibility.IniDirectives.RemovedIniDirectives.safe_modeDeprecatedRemoved
+			@set_time_limit( $raise_by ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
+		}
+	}
+}