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readme.txt
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compatibility.php
84 lines
| 1 | <?php |
| 2 | |
| 3 | /* Compatibility Functions */ |
| 4 | |
| 5 | |
| 6 | /* Functions for < WP 3.0 Compat */ |
| 7 | if (!function_exists('home_url')) { |
| 8 | /** |
| 9 | * Retrieve the home url for the current site. |
| 10 | * |
| 11 | * Returns the 'home' option with the appropriate protocol, 'https' if |
| 12 | * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is |
| 13 | * overridden. |
| 14 | * |
| 15 | * @package WordPress |
| 16 | * @since 3.0.0 |
| 17 | * |
| 18 | * @uses get_home_url() |
| 19 | * |
| 20 | * @param string $path (optional) Path relative to the home url. |
| 21 | * @param string $scheme (optional) Scheme to give the home url context. Currently 'http','https' |
| 22 | * @return string Home url link with optional path appended. |
| 23 | */ |
| 24 | function home_url( $path = '', $scheme = null ) { |
| 25 | return get_home_url(null, $path, $scheme); |
| 26 | } |
| 27 | |
| 28 | } |
| 29 | |
| 30 | if (!function_exists('get_home_url')) { |
| 31 | /** |
| 32 | * Retrieve the home url for a given site. |
| 33 | * |
| 34 | * Returns the 'home' option with the appropriate protocol, 'https' if |
| 35 | * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is |
| 36 | * overridden. |
| 37 | * |
| 38 | * @package WordPress |
| 39 | * @since 3.0.0 |
| 40 | * |
| 41 | * @param int $blog_id (optional) Blog ID. Defaults to current blog. |
| 42 | * @param string $path (optional) Path relative to the home url. |
| 43 | * @param string $scheme (optional) Scheme to give the home url context. Currently 'http','https' |
| 44 | * @return string Home url link with optional path appended. |
| 45 | */ |
| 46 | function get_home_url( $blog_id = null, $path = '', $scheme = null ) { |
| 47 | $orig_scheme = $scheme; |
| 48 | |
| 49 | if ( !in_array( $scheme, array( 'http', 'https' ) ) ) |
| 50 | $scheme = is_ssl() && !is_admin() ? 'https' : 'http'; |
| 51 | if ( empty( $blog_id ) || !is_multisite() ) |
| 52 | $home = get_option( 'home' ); |
| 53 | else |
| 54 | $home = get_blog_option( $blog_id, 'home' ); |
| 55 | |
| 56 | $url = str_replace( 'http://', "$scheme://", $home ); |
| 57 | |
| 58 | if ( !empty( $path ) && is_string( $path ) && strpos( $path, '..' ) === false ) |
| 59 | $url .= '/' . ltrim( $path, '/' ); |
| 60 | |
| 61 | return apply_filters( 'home_url', $url, $path, $orig_scheme, $blog_id ); |
| 62 | } |
| 63 | } |
| 64 | |
| 65 | if (!function_exists('is_multisite')) { |
| 66 | /** |
| 67 | * Whether Multisite support is enabled |
| 68 | * |
| 69 | * @since 3.0.0 |
| 70 | * |
| 71 | * @return bool True if multisite is enabled, false otherwise. |
| 72 | */ |
| 73 | function is_multisite() { |
| 74 | if ( defined( 'MULTISITE' ) ) |
| 75 | return MULTISITE; |
| 76 | |
| 77 | if ( defined( 'VHOST' ) || defined( 'SUNRISE' ) ) |
| 78 | return true; |
| 79 | |
| 80 | return false; |
| 81 | } |
| 82 | } |
| 83 | ?> |
| 84 |