関数　wp_check_php_mysql_versions()　完了

2014/11/20 2014/11/28

1 MySQLの環境をチェックする関数を定義
2 定義ファイル :/blog/wp-includes/load.php
3 呼出元 : /blog/wp-settings.php

MySQLの環境をチェックする関数を定義

定義ファイル :/blog/wp-includes/load.php

呼出元 : /blog/wp-settings.php

/**
 * Check for the required PHP version, and the MySQL extension or
 * a database drop-in.
 *
 * Dies if requirements are not met.
 *
 * @since 3.0.0
 * @access private
 *
 * @global string $required_php_version The required PHP version string.
 * @global string $wp_version           The WordPress version string.
 */
function wp_check_php_mysql_versions() {
	global $required_php_version, $wp_version;

/**

* Check for the required PHP version, and the MySQL extension or

* a database drop-in.

* Dies if requirements are not met.

* @since 3.0.0

* @access private

* @global string $required_php_version The required PHP version string.

* @global string $wp_version The WordPress version string.

function wp_check_php_mysql_versions() {

global $required_php_version, $wp_version;

グローバル宣言
変数
$required_php_version
$wp_version

	$php_version = phpversion();

	if ( version_compare( $required_php_version, $php_version, '>' ) ) {
		wp_load_translations_early();
		header( 'Content-Type: text/html; charset=utf-8' );
		die( sprintf( __( 'Your server is running PHP version %1$s but WordPress %2$s requires at least %3$s.' ), $php_version, $wp_version, $required_php_version ) );
	}

	if ( ! extension_loaded( 'mysql' ) && ! extension_loaded( 'mysqli' ) && ! file_exists( WP_CONTENT_DIR . '/db.php' ) ) {
		wp_load_translations_early();
		 header( 'Content-Type: text/html; charset=utf-8' );
		die( __( 'Your PHP installation appears to be missing the MySQL extension which is required by WordPress.' ) );
	}
}

$php_version = phpversion();

if ( version_compare( $required_php_version, $php_version, '>' ) ) {

wp_load_translations_early();

header( 'Content-Type: text/html; charset=utf-8' );

die( sprintf( __( 'Your server is running PHP version %1$s but WordPress %2$s requires at least %3$s.' ), $php_version, $wp_version, $required_php_version ) );

}