| 1 | <?php |
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| 2 | /** |
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| 3 | * Atom Publishing Protocol support for WordPress |
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| 4 | * |
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| 5 | * @version 1.0.5-dc |
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| 6 | */ |
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| 7 | |
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| 8 | /** |
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| 9 | * WordPress is handling an Atom Publishing Protocol request. |
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| 10 | * |
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| 11 | * @var bool |
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| 12 | */ |
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| 13 | define('APP_REQUEST', true); |
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| 14 | |
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| 15 | /** Set up WordPress environment */ |
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| 16 | require_once('./wp-load.php'); |
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| 17 | |
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| 18 | /** Atom Publishing Protocol Class */ |
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| 19 | require_once(ABSPATH . WPINC . '/atomlib.php'); |
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| 20 | |
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| 21 | /** Admin Image API for metadata updating */ |
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| 22 | require_once(ABSPATH . '/wp-admin/includes/image.php'); |
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| 23 | |
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| 24 | $_SERVER['PATH_INFO'] = preg_replace( '/.*\/wp-app\.php/', '', $_SERVER['REQUEST_URI'] ); |
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| 25 | |
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| 26 | /** |
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| 27 | * Whether to enable Atom Publishing Protocol Logging. |
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| 28 | * |
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| 29 | * @name app_logging |
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| 30 | * @var int|bool |
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| 31 | */ |
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| 32 | $app_logging = 0; |
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| 33 | |
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| 34 | /** |
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| 35 | * Whether to always authenticate user. Permanently set to true. |
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| 36 | * |
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| 37 | * @name always_authenticate |
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| 38 | * @var int|bool |
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| 39 | * @todo Should be an option somewhere |
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| 40 | */ |
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| 41 | $always_authenticate = 1; |
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| 42 | |
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| 43 | /** |
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| 44 | * Writes logging info to a file. |
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| 45 | * |
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| 46 | * @since 2.2.0 |
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| 47 | * @uses $app_logging |
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| 48 | * @package WordPress |
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| 49 | * @subpackage Logging |
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| 50 | * |
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| 51 | * @param string $label Type of logging |
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| 52 | * @param string $msg Information describing logging reason. |
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| 53 | */ |
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| 54 | function log_app($label,$msg) { |
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| 55 | global $app_logging; |
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| 56 | if ($app_logging) { |
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| 57 | $fp = fopen( 'wp-app.log', 'a+'); |
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| 58 | $date = gmdate( 'Y-m-d H:i:s' ); |
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| 59 | fwrite($fp, "\n\n$date - $label\n$msg\n"); |
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| 60 | fclose($fp); |
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| 61 | } |
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| 62 | } |
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| 63 | |
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| 64 | /** |
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| 65 | * Filter to add more post statuses. |
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| 66 | * |
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| 67 | * @since 2.2.0 |
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| 68 | * |
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| 69 | * @param string $where SQL statement to filter. |
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| 70 | * @return string Filtered SQL statement with added post_status for where clause. |
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| 71 | */ |
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| 72 | function wa_posts_where_include_drafts_filter($where) { |
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| 73 | $where = str_replace("post_status = 'publish'","post_status = 'publish' OR post_status = 'future' OR post_status = 'draft' OR post_status = 'inherit'", $where); |
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| 74 | return $where; |
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| 75 | |
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| 76 | } |
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| 77 | add_filter('posts_where', 'wa_posts_where_include_drafts_filter'); |
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| 78 | |
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| 79 | /** |
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| 80 | * WordPress AtomPub API implementation. |
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| 81 | * |
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| 82 | * @package WordPress |
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| 83 | * @subpackage Publishing |
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| 84 | * @since 2.2.0 |
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| 85 | */ |
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| 86 | class AtomServer { |
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| 87 | |
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| 88 | /** |
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| 89 | * ATOM content type. |
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| 90 | * |
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| 91 | * @since 2.2.0 |
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| 92 | * @var string |
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| 93 | */ |
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| 94 | var $ATOM_CONTENT_TYPE = 'application/atom+xml'; |
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| 95 | |
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| 96 | /** |
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| 97 | * Categories ATOM content type. |
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| 98 | * |
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| 99 | * @since 2.2.0 |
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| 100 | * @var string |
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| 101 | */ |
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| 102 | var $CATEGORIES_CONTENT_TYPE = 'application/atomcat+xml'; |
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| 103 | |
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| 104 | /** |
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| 105 | * Service ATOM content type. |
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| 106 | * |
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| 107 | * @since 2.3.0 |
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| 108 | * @var string |
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| 109 | */ |
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| 110 | var $SERVICE_CONTENT_TYPE = 'application/atomsvc+xml'; |
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| 111 | |
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| 112 | /** |
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| 113 | * ATOM XML namespace. |
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| 114 | * |
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| 115 | * @since 2.3.0 |
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| 116 | * @var string |
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| 117 | */ |
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| 118 | var $ATOM_NS = 'http://www.w3.org/2005/Atom'; |
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| 119 | |
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| 120 | /** |
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| 121 | * ATOMPUB XML namespace. |
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| 122 | * |
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| 123 | * @since 2.3.0 |
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| 124 | * @var string |
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| 125 | */ |
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| 126 | var $ATOMPUB_NS = 'http://www.w3.org/2007/app'; |
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| 127 | |
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| 128 | /** |
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| 129 | * Entries path. |
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| 130 | * |
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| 131 | * @since 2.2.0 |
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| 132 | * @var string |
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| 133 | */ |
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| 134 | var $ENTRIES_PATH = "posts"; |
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| 135 | |
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| 136 | /** |
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| 137 | * Categories path. |
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| 138 | * |
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| 139 | * @since 2.2.0 |
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| 140 | * @var string |
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| 141 | */ |
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| 142 | var $CATEGORIES_PATH = "categories"; |
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| 143 | |
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| 144 | /** |
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| 145 | * Media path. |
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| 146 | * |
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| 147 | * @since 2.2.0 |
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| 148 | * @var string |
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| 149 | */ |
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| 150 | var $MEDIA_PATH = "attachments"; |
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| 151 | |
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| 152 | /** |
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| 153 | * Entry path. |
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| 154 | * |
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| 155 | * @since 2.2.0 |
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| 156 | * @var string |
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| 157 | */ |
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| 158 | var $ENTRY_PATH = "post"; |
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| 159 | |
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| 160 | /** |
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| 161 | * Service path. |
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| 162 | * |
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| 163 | * @since 2.2.0 |
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| 164 | * @var string |
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| 165 | */ |
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| 166 | var $SERVICE_PATH = "service"; |
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| 167 | |
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| 168 | /** |
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| 169 | * Media single path. |
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| 170 | * |
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| 171 | * @since 2.2.0 |
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| 172 | * @var string |
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| 173 | */ |
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| 174 | var $MEDIA_SINGLE_PATH = "attachment"; |
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| 175 | |
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| 176 | /** |
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| 177 | * ATOMPUB parameters. |
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| 178 | * |
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| 179 | * @since 2.2.0 |
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| 180 | * @var array |
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| 181 | */ |
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| 182 | var $params = array(); |
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| 183 | |
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| 184 | /** |
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| 185 | * Supported ATOMPUB media types. |
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| 186 | * |
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| 187 | * @since 2.3.0 |
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| 188 | * @var array |
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| 189 | */ |
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| 190 | var $media_content_types = array('image/*','audio/*','video/*'); |
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| 191 | |
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| 192 | /** |
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| 193 | * ATOMPUB content type(s). |
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| 194 | * |
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| 195 | * @since 2.2.0 |
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| 196 | * @var array |
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| 197 | */ |
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| 198 | var $atom_content_types = array('application/atom+xml'); |
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| 199 | |
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| 200 | /** |
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| 201 | * ATOMPUB methods. |
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| 202 | * |
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| 203 | * @since 2.2.0 |
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| 204 | * @var unknown_type |
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| 205 | */ |
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| 206 | var $selectors = array(); |
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| 207 | |
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| 208 | /** |
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| 209 | * Whether to do output. |
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| 210 | * |
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| 211 | * Support for head. |
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| 212 | * |
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| 213 | * @since 2.2.0 |
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| 214 | * @var bool |
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| 215 | */ |
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| 216 | var $do_output = true; |
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| 217 | |
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| 218 | /** |
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| 219 | * Constructor - Sets up object properties. |
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| 220 | * |
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| 221 | * @since 2.2.0 |
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| 222 | * @return AtomServer |
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| 223 | */ |
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| 224 | function __construct() { |
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| 225 | |
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| 226 | $var_by_ref = explode( '/', $_SERVER['SCRIPT_NAME'] ); |
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| 227 | $this->script_name = array_pop( $var_by_ref ); |
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| 228 | $this->app_base = site_url( $this->script_name . '/' ); |
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| 229 | |
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| 230 | $this->selectors = array( |
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| 231 | '@/service$@' => |
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| 232 | array('GET' => 'get_service'), |
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| 233 | '@/categories$@' => |
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| 234 | array('GET' => 'get_categories_xml'), |
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| 235 | '@/post/(\d+)$@' => |
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| 236 | array('GET' => 'get_post', |
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| 237 | 'PUT' => 'put_post', |
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| 238 | 'DELETE' => 'delete_post'), |
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| 239 | '@/posts/?(\d+)?$@' => |
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| 240 | array('GET' => 'get_posts', |
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| 241 | 'POST' => 'create_post'), |
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| 242 | '@/attachments/?(\d+)?$@' => |
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| 243 | array('GET' => 'get_attachment', |
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| 244 | 'POST' => 'create_attachment'), |
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| 245 | '@/attachment/file/(\d+)$@' => |
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| 246 | array('GET' => 'get_file', |
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| 247 | 'PUT' => 'put_file', |
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| 248 | 'DELETE' => 'delete_file'), |
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| 249 | '@/attachment/(\d+)$@' => |
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| 250 | array('GET' => 'get_attachment', |
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| 251 | 'PUT' => 'put_attachment', |
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| 252 | 'DELETE' => 'delete_attachment'), |
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| 253 | ); |
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| 254 | } |
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| 255 | |
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| 256 | /** |
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| 257 | * Handle ATOMPUB request. |
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| 258 | * |
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| 259 | * @since 2.2.0 |
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| 260 | */ |
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| 261 | function handle_request() { |
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| 262 | global $always_authenticate; |
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| 263 | |
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| 264 | if ( !empty( $_SERVER['ORIG_PATH_INFO'] ) ) |
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| 265 | $path = $_SERVER['ORIG_PATH_INFO']; |
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| 266 | else |
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| 267 | $path = $_SERVER['PATH_INFO']; |
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| 268 | |
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| 269 | $method = $_SERVER['REQUEST_METHOD']; |
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| 270 | |
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| 271 | log_app('REQUEST',"$method $path\n================"); |
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| 272 | |
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| 273 | $this->process_conditionals(); |
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| 274 | //$this->process_conditionals(); |
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| 275 | |
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| 276 | // exception case for HEAD (treat exactly as GET, but don't output) |
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| 277 | if ($method == 'HEAD') { |
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| 278 | $this->do_output = false; |
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| 279 | $method = 'GET'; |
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| 280 | } |
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| 281 | |
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| 282 | // redirect to /service in case no path is found. |
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| 283 | if (strlen($path) == 0 || $path == '/') |
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| 284 | $this->redirect($this->get_service_url()); |
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| 285 | |
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| 286 | // check to see if AtomPub is enabled |
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| 287 | if ( !get_option( 'enable_app' ) ) |
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| 288 | $this->forbidden( sprintf( __( 'AtomPub services are disabled on this site. An admin user can enable them at %s' ), admin_url('options-writing.php') ) ); |
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| 289 | |
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| 290 | // dispatch |
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| 291 | foreach ( $this->selectors as $regex => $funcs ) { |
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| 292 | if ( preg_match($regex, $path, $matches) ) { |
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| 293 | if ( isset($funcs[$method]) ) { |
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| 294 | |
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| 295 | // authenticate regardless of the operation and set the current |
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| 296 | // user. each handler will decide if auth is required or not. |
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| 297 | if ( !$this->authenticate() ) { |
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| 298 | if ( $always_authenticate ) |
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| 299 | $this->auth_required('Credentials required.'); |
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| 300 | } |
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| 301 | |
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| 302 | array_shift($matches); |
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| 303 | call_user_func_array(array(&$this,$funcs[$method]), $matches); |
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| 304 | exit(); |
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| 305 | } else { |
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| 306 | // only allow what we have handlers for... |
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| 307 | $this->not_allowed(array_keys($funcs)); |
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| 308 | } |
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| 309 | } |
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| 310 | } |
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| 311 | |
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| 312 | // oops, nothing found |
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| 313 | $this->not_found(); |
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| 314 | } |
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| 315 | |
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| 316 | /** |
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| 317 | * Retrieve XML for ATOMPUB service. |
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| 318 | * |
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| 319 | * @since 2.2.0 |
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| 320 | */ |
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| 321 | function get_service() { |
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| 322 | log_app('function','get_service()'); |
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| 323 | |
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| 324 | if ( !current_user_can( 'edit_posts' ) ) |
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| 325 | $this->auth_required( __( 'Sorry, you do not have the right to access this site.' ) ); |
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| 326 | |
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| 327 | $entries_url = esc_attr($this->get_entries_url()); |
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| 328 | $categories_url = esc_attr($this->get_categories_url()); |
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| 329 | $media_url = esc_attr($this->get_attachments_url()); |
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| 330 | $accepted_media_types = ''; |
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| 331 | foreach ($this->media_content_types as $med) { |
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| 332 | $accepted_media_types = $accepted_media_types . "<accept>" . $med . "</accept>"; |
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| 333 | } |
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| 334 | $atom_prefix="atom"; |
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| 335 | $atom_blogname = get_bloginfo('name'); |
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| 336 | $service_doc = <<<EOD |
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| 337 | <service xmlns="$this->ATOMPUB_NS" xmlns:$atom_prefix="$this->ATOM_NS"> |
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| 338 | <workspace> |
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| 339 | <$atom_prefix:title>$atom_blogname Workspace</$atom_prefix:title> |
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| 340 | <collection href="$entries_url"> |
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| 341 | <$atom_prefix:title>$atom_blogname Posts</$atom_prefix:title> |
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| 342 | <accept>$this->ATOM_CONTENT_TYPE;type=entry</accept> |
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| 343 | <categories href="$categories_url" /> |
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| 344 | </collection> |
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| 345 | <collection href="$media_url"> |
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| 346 | <$atom_prefix:title>$atom_blogname Media</$atom_prefix:title> |
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| 347 | $accepted_media_types |
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| 348 | </collection> |
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| 349 | </workspace> |
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| 350 | </service> |
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| 351 | |
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| 352 | EOD; |
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| 353 | |
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| 354 | $this->output($service_doc, $this->SERVICE_CONTENT_TYPE); |
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| 355 | } |
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| 356 | |
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| 357 | /** |
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| 358 | * Retrieve categories list in XML format. |
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| 359 | * |
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| 360 | * @since 2.2.0 |
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| 361 | */ |
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| 362 | function get_categories_xml() { |
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| 363 | log_app('function','get_categories_xml()'); |
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| 364 | |
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| 365 | if ( !current_user_can( 'edit_posts' ) ) |
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| 366 | $this->auth_required( __( 'Sorry, you do not have the right to access this site.' ) ); |
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| 367 | |
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| 368 | $home = esc_attr(get_bloginfo_rss('url')); |
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| 369 | |
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| 370 | $categories = ""; |
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| 371 | $cats = get_categories(array('hierarchical' => 0, 'hide_empty' => 0)); |
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| 372 | foreach ( (array) $cats as $cat ) { |
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| 373 | $categories .= " <category term=\"" . esc_attr($cat->name) . "\" />\n"; |
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| 374 | } |
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| 375 | $output = <<<EOD |
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| 376 | <app:categories xmlns:app="$this->ATOMPUB_NS" |
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| 377 | xmlns="$this->ATOM_NS" |
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| 378 | fixed="yes" scheme="$home"> |
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| 379 | $categories |
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| 380 | </app:categories> |
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| 381 | EOD; |
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| 382 | $this->output($output, $this->CATEGORIES_CONTENT_TYPE); |
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| 383 | } |
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| 384 | |
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| 385 | /** |
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| 386 | * Create new post. |
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| 387 | * |
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| 388 | * @since 2.2.0 |
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| 389 | */ |
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| 390 | function create_post() { |
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| 391 | global $user_ID; |
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| 392 | $this->get_accepted_content_type($this->atom_content_types); |
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| 393 | |
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| 394 | $parser = new AtomParser(); |
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| 395 | if ( !$parser->parse() ) |
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| 396 | $this->client_error(); |
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| 397 | |
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| 398 | $entry = array_pop($parser->feed->entries); |
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| 399 | |
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| 400 | log_app('Received entry:', print_r($entry,true)); |
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| 401 | |
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| 402 | $catnames = array(); |
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| 403 | foreach ( $entry->categories as $cat ) { |
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| 404 | array_push($catnames, $cat["term"]); |
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| 405 | } |
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| 406 | |
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| 407 | $wp_cats = get_categories(array('hide_empty' => false)); |
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| 408 | |
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| 409 | $post_category = array(); |
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| 410 | |
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| 411 | foreach ( $wp_cats as $cat ) { |
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| 412 | if ( in_array($cat->name, $catnames) ) |
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| 413 | array_push($post_category, $cat->term_id); |
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| 414 | } |
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| 415 | |
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| 416 | $publish = ! ( isset( $entry->draft ) && 'yes' == trim( $entry->draft ) ); |
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| 417 | |
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| 418 | $cap = ($publish) ? 'publish_posts' : 'edit_posts'; |
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| 419 | |
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| 420 | if ( !current_user_can($cap) ) |
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| 421 | $this->auth_required(__('Sorry, you do not have the right to edit/publish new posts.')); |
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| 422 | |
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| 423 | $blog_ID = get_current_blog_id(); |
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| 424 | $post_status = ($publish) ? 'publish' : 'draft'; |
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| 425 | $post_author = (int) $user_ID; |
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| 426 | $post_title = $entry->title[1]; |
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| 427 | $post_content = $entry->content[1]; |
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| 428 | $post_excerpt = $entry->summary[1]; |
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| 429 | $pubtimes = $this->get_publish_time($entry->published); |
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| 430 | $post_date = $pubtimes[0]; |
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| 431 | $post_date_gmt = $pubtimes[1]; |
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| 432 | |
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| 433 | if ( isset( $_SERVER['HTTP_SLUG'] ) ) |
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| 434 | $post_name = $_SERVER['HTTP_SLUG']; |
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| 435 | |
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| 436 | $post_data = compact('blog_ID', 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_name'); |
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| 437 | |
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| 438 | $this->escape($post_data); |
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| 439 | log_app('Inserting Post. Data:', print_r($post_data,true)); |
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| 440 | |
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| 441 | $postID = wp_insert_post($post_data); |
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| 442 | if ( is_wp_error( $postID ) ) |
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| 443 | $this->internal_error($postID->get_error_message()); |
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| 444 | |
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| 445 | if ( !$postID ) |
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| 446 | $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.')); |
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| 447 | |
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| 448 | // getting warning here about unable to set headers |
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| 449 | // because something in the cache is printing to the buffer |
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| 450 | // could we clean up wp_set_post_categories or cache to not print |
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| 451 | // this could affect our ability to send back the right headers |
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| 452 | @wp_set_post_categories($postID, $post_category); |
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| 453 | |
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| 454 | do_action( 'atompub_create_post', $postID, $entry ); |
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| 455 | |
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| 456 | $output = $this->get_entry($postID); |
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| 457 | |
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| 458 | log_app('function',"create_post($postID)"); |
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| 459 | $this->created($postID, $output); |
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| 460 | } |
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| 461 | |
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| 462 | /** |
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| 463 | * Retrieve post. |
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| 464 | * |
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| 465 | * @since 2.2.0 |
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| 466 | * |
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| 467 | * @param int $postID Post ID. |
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| 468 | */ |
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| 469 | function get_post($postID) { |
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| 470 | global $entry; |
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| 471 | |
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| 472 | if ( !current_user_can( 'edit_post', $postID ) ) |
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| 473 | $this->auth_required( __( 'Sorry, you do not have the right to access this post.' ) ); |
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| 474 | |
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| 475 | $this->set_current_entry($postID); |
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| 476 | $output = $this->get_entry($postID); |
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| 477 | log_app('function',"get_post($postID)"); |
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| 478 | $this->output($output); |
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| 479 | |
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| 480 | } |
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| 481 | |
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| 482 | /** |
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| 483 | * Update post. |
|---|
| 484 | * |
|---|
| 485 | * @since 2.2.0 |
|---|
| 486 | * |
|---|
| 487 | * @param int $postID Post ID. |
|---|
| 488 | */ |
|---|
| 489 | function put_post($postID) { |
|---|
| 490 | // checked for valid content-types (atom+xml) |
|---|
| 491 | // quick check and exit |
|---|
| 492 | $this->get_accepted_content_type($this->atom_content_types); |
|---|
| 493 | |
|---|
| 494 | $parser = new AtomParser(); |
|---|
| 495 | if ( !$parser->parse() ) |
|---|
| 496 | $this->bad_request(); |
|---|
| 497 | |
|---|
| 498 | $parsed = array_pop($parser->feed->entries); |
|---|
| 499 | |
|---|
| 500 | log_app('Received UPDATED entry:', print_r($parsed,true)); |
|---|
| 501 | |
|---|
| 502 | // check for not found |
|---|
| 503 | global $entry; |
|---|
| 504 | $this->set_current_entry($postID); |
|---|
| 505 | |
|---|
| 506 | if ( !current_user_can('edit_post', $entry['ID']) ) |
|---|
| 507 | $this->auth_required(__('Sorry, you do not have the right to edit this post.')); |
|---|
| 508 | |
|---|
| 509 | $publish = ! ( isset($parsed->draft) && 'yes' == trim($parsed->draft) ); |
|---|
| 510 | $post_status = ($publish) ? 'publish' : 'draft'; |
|---|
| 511 | |
|---|
| 512 | extract($entry); |
|---|
| 513 | |
|---|
| 514 | $post_title = $parsed->title[1]; |
|---|
| 515 | $post_content = $parsed->content[1]; |
|---|
| 516 | $post_excerpt = $parsed->summary[1]; |
|---|
| 517 | $pubtimes = $this->get_publish_time($entry->published); |
|---|
| 518 | $post_date = $pubtimes[0]; |
|---|
| 519 | $post_date_gmt = $pubtimes[1]; |
|---|
| 520 | $pubtimes = $this->get_publish_time($parsed->updated); |
|---|
| 521 | $post_modified = $pubtimes[0]; |
|---|
| 522 | $post_modified_gmt = $pubtimes[1]; |
|---|
| 523 | |
|---|
| 524 | $postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_date', 'post_date_gmt', 'post_modified', 'post_modified_gmt'); |
|---|
| 525 | $this->escape($postdata); |
|---|
| 526 | |
|---|
| 527 | $result = wp_update_post($postdata); |
|---|
| 528 | |
|---|
| 529 | if ( !$result ) |
|---|
| 530 | $this->internal_error(__('For some strange yet very annoying reason, this post could not be edited.')); |
|---|
| 531 | |
|---|
| 532 | do_action( 'atompub_put_post', $ID, $parsed ); |
|---|
| 533 | |
|---|
| 534 | log_app('function',"put_post($postID)"); |
|---|
| 535 | $this->ok(); |
|---|
| 536 | } |
|---|
| 537 | |
|---|
| 538 | /** |
|---|
| 539 | * Remove post. |
|---|
| 540 | * |
|---|
| 541 | * @since 2.2.0 |
|---|
| 542 | * |
|---|
| 543 | * @param int $postID Post ID. |
|---|
| 544 | */ |
|---|
| 545 | function delete_post($postID) { |
|---|
| 546 | |
|---|
| 547 | // check for not found |
|---|
| 548 | global $entry; |
|---|
| 549 | $this->set_current_entry($postID); |
|---|
| 550 | |
|---|
| 551 | if ( !current_user_can('edit_post', $postID) ) |
|---|
| 552 | $this->auth_required(__('Sorry, you do not have the right to delete this post.')); |
|---|
| 553 | |
|---|
| 554 | if ( $entry['post_type'] == 'attachment' ) { |
|---|
| 555 | $this->delete_attachment($postID); |
|---|
| 556 | } else { |
|---|
| 557 | $result = wp_delete_post($postID); |
|---|
| 558 | |
|---|
| 559 | if ( !$result ) { |
|---|
| 560 | $this->internal_error(__('For some strange yet very annoying reason, this post could not be deleted.')); |
|---|
| 561 | } |
|---|
| 562 | |
|---|
| 563 | log_app('function',"delete_post($postID)"); |
|---|
| 564 | $this->ok(); |
|---|
| 565 | } |
|---|
| 566 | |
|---|
| 567 | } |
|---|
| 568 | |
|---|
| 569 | /** |
|---|
| 570 | * Retrieve attachment. |
|---|
| 571 | * |
|---|
| 572 | * @since 2.2.0 |
|---|
| 573 | * |
|---|
| 574 | * @param int $postID Optional. Post ID. |
|---|
| 575 | */ |
|---|
| 576 | function get_attachment($postID = null) { |
|---|
| 577 | if ( !current_user_can( 'upload_files' ) ) |
|---|
| 578 | $this->auth_required( __( 'Sorry, you do not have permission to upload files.' ) ); |
|---|
| 579 | |
|---|
| 580 | if ( !isset($postID) ) { |
|---|
| 581 | $this->get_attachments(); |
|---|
| 582 | } else { |
|---|
| 583 | $this->set_current_entry($postID); |
|---|
| 584 | $output = $this->get_entry($postID, 'attachment'); |
|---|
| 585 | log_app('function',"get_attachment($postID)"); |
|---|
| 586 | $this->output($output); |
|---|
| 587 | } |
|---|
| 588 | } |
|---|
| 589 | |
|---|
| 590 | /** |
|---|
| 591 | * Create new attachment. |
|---|
| 592 | * |
|---|
| 593 | * @since 2.2.0 |
|---|
| 594 | */ |
|---|
| 595 | function create_attachment() { |
|---|
| 596 | |
|---|
| 597 | $type = $this->get_accepted_content_type(); |
|---|
| 598 | |
|---|
| 599 | if ( !current_user_can('upload_files') ) |
|---|
| 600 | $this->auth_required(__('You do not have permission to upload files.')); |
|---|
| 601 | |
|---|
| 602 | $fp = fopen("php://input", "rb"); |
|---|
| 603 | $bits = null; |
|---|
| 604 | while ( !feof($fp) ) { |
|---|
| 605 | $bits .= fread($fp, 4096); |
|---|
| 606 | } |
|---|
| 607 | fclose($fp); |
|---|
| 608 | |
|---|
| 609 | $slug = ''; |
|---|
| 610 | if ( isset( $_SERVER['HTTP_SLUG'] ) ) |
|---|
| 611 | $slug = $_SERVER['HTTP_SLUG']; |
|---|
| 612 | elseif ( isset( $_SERVER['HTTP_TITLE'] ) ) |
|---|
| 613 | $slug = $_SERVER['HTTP_TITLE']; |
|---|
| 614 | elseif ( empty( $slug ) ) // just make a random name |
|---|
| 615 | $slug = substr( md5( uniqid( microtime() ) ), 0, 7); |
|---|
| 616 | $ext = preg_replace( '|.*/([a-z0-9]+)|', '$1', $_SERVER['CONTENT_TYPE'] ); |
|---|
| 617 | $slug = sanitize_file_name( "$slug.$ext" ); |
|---|
| 618 | $file = wp_upload_bits( $slug, NULL, $bits); |
|---|
| 619 | |
|---|
| 620 | log_app('wp_upload_bits returns:',print_r($file,true)); |
|---|
| 621 | |
|---|
| 622 | $url = $file['url']; |
|---|
| 623 | $file = $file['file']; |
|---|
| 624 | |
|---|
| 625 | do_action('wp_create_file_in_uploads', $file); // replicate |
|---|
| 626 | |
|---|
| 627 | // Construct the attachment array |
|---|
| 628 | $attachment = array( |
|---|
| 629 | 'post_title' => $slug, |
|---|
| 630 | 'post_content' => $slug, |
|---|
| 631 | 'post_status' => 'attachment', |
|---|
| 632 | 'post_parent' => 0, |
|---|
| 633 | 'post_mime_type' => $type, |
|---|
| 634 | 'guid' => $url |
|---|
| 635 | ); |
|---|
| 636 | |
|---|
| 637 | // Save the data |
|---|
| 638 | $postID = wp_insert_attachment($attachment, $file); |
|---|
| 639 | |
|---|
| 640 | if (!$postID) |
|---|
| 641 | $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.')); |
|---|
| 642 | |
|---|
| 643 | $output = $this->get_entry($postID, 'attachment'); |
|---|
| 644 | |
|---|
| 645 | $this->created($postID, $output, 'attachment'); |
|---|
| 646 | log_app('function',"create_attachment($postID)"); |
|---|
| 647 | } |
|---|
| 648 | |
|---|
| 649 | /** |
|---|
| 650 | * Update attachment. |
|---|
| 651 | * |
|---|
| 652 | * @since 2.2.0 |
|---|
| 653 | * |
|---|
| 654 | * @param int $postID Post ID. |
|---|
| 655 | */ |
|---|
| 656 | function put_attachment($postID) { |
|---|
| 657 | // checked for valid content-types (atom+xml) |
|---|
| 658 | // quick check and exit |
|---|
| 659 | $this->get_accepted_content_type($this->atom_content_types); |
|---|
| 660 | |
|---|
| 661 | $parser = new AtomParser(); |
|---|
| 662 | if (!$parser->parse()) { |
|---|
| 663 | $this->bad_request(); |
|---|
| 664 | } |
|---|
| 665 | |
|---|
| 666 | $parsed = array_pop($parser->feed->entries); |
|---|
| 667 | |
|---|
| 668 | // check for not found |
|---|
| 669 | global $entry; |
|---|
| 670 | $this->set_current_entry($postID); |
|---|
| 671 | |
|---|
| 672 | if ( !current_user_can('edit_post', $entry['ID']) ) |
|---|
| 673 | $this->auth_required(__('Sorry, you do not have the right to edit this post.')); |
|---|
| 674 | |
|---|
| 675 | extract($entry); |
|---|
| 676 | |
|---|
| 677 | $post_title = $parsed->title[1]; |
|---|
| 678 | $post_content = $parsed->summary[1]; |
|---|
| 679 | $pubtimes = $this->get_publish_time($parsed->updated); |
|---|
| 680 | $post_modified = $pubtimes[0]; |
|---|
| 681 | $post_modified_gmt = $pubtimes[1]; |
|---|
| 682 | |
|---|
| 683 | $postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_modified', 'post_modified_gmt'); |
|---|
| 684 | $this->escape($postdata); |
|---|
| 685 | |
|---|
| 686 | $result = wp_update_post($postdata); |
|---|
| 687 | |
|---|
| 688 | if ( !$result ) |
|---|
| 689 | $this->internal_error(__('For some strange yet very annoying reason, this post could not be edited.')); |
|---|
| 690 | |
|---|
| 691 | log_app('function',"put_attachment($postID)"); |
|---|
| 692 | $this->ok(); |
|---|
| 693 | } |
|---|
| 694 | |
|---|
| 695 | /** |
|---|
| 696 | * Remove attachment. |
|---|
| 697 | * |
|---|
| 698 | * @since 2.2.0 |
|---|
| 699 | * |
|---|
| 700 | * @param int $postID Post ID. |
|---|
| 701 | */ |
|---|
| 702 | function delete_attachment($postID) { |
|---|
| 703 | log_app('function',"delete_attachment($postID). File '$location' deleted."); |
|---|
| 704 | |
|---|
| 705 | // check for not found |
|---|
| 706 | global $entry; |
|---|
| 707 | $this->set_current_entry($postID); |
|---|
| 708 | |
|---|
| 709 | if ( !current_user_can('edit_post', $postID) ) |
|---|
| 710 | $this->auth_required(__('Sorry, you do not have the right to delete this post.')); |
|---|
| 711 | |
|---|
| 712 | $location = get_post_meta($entry['ID'], '_wp_attached_file', true); |
|---|
| 713 | $filetype = wp_check_filetype($location); |
|---|
| 714 | |
|---|
| 715 | if ( !isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext']) ) |
|---|
| 716 | $this->internal_error(__('Error occurred while accessing post metadata for file location.')); |
|---|
| 717 | |
|---|
| 718 | // delete file |
|---|
| 719 | @unlink($location); |
|---|
| 720 | |
|---|
| 721 | // delete attachment |
|---|
| 722 | $result = wp_delete_post($postID); |
|---|
| 723 | |
|---|
| 724 | if ( !$result ) |
|---|
| 725 | $this->internal_error(__('For some strange yet very annoying reason, this post could not be deleted.')); |
|---|
| 726 | |
|---|
| 727 | log_app('function',"delete_attachment($postID). File '$location' deleted."); |
|---|
| 728 | $this->ok(); |
|---|
| 729 | } |
|---|
| 730 | |
|---|
| 731 | /** |
|---|
| 732 | * Retrieve attachment from post. |
|---|
| 733 | * |
|---|
| 734 | * @since 2.2.0 |
|---|
| 735 | * |
|---|
| 736 | * @param int $postID Post ID. |
|---|
| 737 | */ |
|---|
| 738 | function get_file($postID) { |
|---|
| 739 | |
|---|
| 740 | // check for not found |
|---|
| 741 | global $entry; |
|---|
| 742 | $this->set_current_entry($postID); |
|---|
| 743 | |
|---|
| 744 | // then whether user can edit the specific post |
|---|
| 745 | if ( !current_user_can('edit_post', $postID) ) |
|---|
| 746 | $this->auth_required(__('Sorry, you do not have the right to edit this post.')); |
|---|
| 747 | |
|---|
| 748 | $location = get_post_meta($entry['ID'], '_wp_attached_file', true); |
|---|
| 749 | $location = get_option ('upload_path') . '/' . $location; |
|---|
| 750 | $filetype = wp_check_filetype($location); |
|---|
| 751 | |
|---|
| 752 | if ( !isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext']) ) |
|---|
| 753 | $this->internal_error(__('Error occurred while accessing post metadata for file location.')); |
|---|
| 754 | |
|---|
| 755 | status_header('200'); |
|---|
| 756 | header('Content-Type: ' . $entry['post_mime_type']); |
|---|
| 757 | header('Connection: close'); |
|---|
| 758 | |
|---|
| 759 | if ( $fp = fopen($location, "rb") ) { |
|---|
| 760 | status_header('200'); |
|---|
| 761 | header('Content-Type: ' . $entry['post_mime_type']); |
|---|
| 762 | header('Connection: close'); |
|---|
| 763 | |
|---|
| 764 | while ( !feof($fp) ) { |
|---|
| 765 | echo fread($fp, 4096); |
|---|
| 766 | } |
|---|
| 767 | |
|---|
| 768 | fclose($fp); |
|---|
| 769 | } else { |
|---|
| 770 | status_header ('404'); |
|---|
| 771 | } |
|---|
| 772 | |
|---|
| 773 | log_app('function',"get_file($postID)"); |
|---|
| 774 | exit; |
|---|
| 775 | } |
|---|
| 776 | |
|---|
| 777 | /** |
|---|
| 778 | * Upload file to blog and add attachment to post. |
|---|
| 779 | * |
|---|
| 780 | * @since 2.2.0 |
|---|
| 781 | * |
|---|
| 782 | * @param int $postID Post ID. |
|---|
| 783 | */ |
|---|
| 784 | function put_file($postID) { |
|---|
| 785 | |
|---|
| 786 | // first check if user can upload |
|---|
| 787 | if ( !current_user_can('upload_files') ) |
|---|
| 788 | $this->auth_required(__('You do not have permission to upload files.')); |
|---|
| 789 | |
|---|
| 790 | // check for not found |
|---|
| 791 | global $entry; |
|---|
| 792 | $this->set_current_entry($postID); |
|---|
| 793 | |
|---|
| 794 | // then whether user can edit the specific post |
|---|
| 795 | if ( !current_user_can('edit_post', $postID) ) |
|---|
| 796 | $this->auth_required(__('Sorry, you do not have the right to edit this post.')); |
|---|
| 797 | |
|---|
| 798 | $upload_dir = wp_upload_dir( ); |
|---|
| 799 | $location = get_post_meta($entry['ID'], '_wp_attached_file', true); |
|---|
| 800 | $filetype = wp_check_filetype($location); |
|---|
| 801 | |
|---|
| 802 | $location = "{$upload_dir['basedir']}/{$location}"; |
|---|
| 803 | |
|---|
| 804 | if (!isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext'])) |
|---|
| 805 | $this->internal_error(__('Error occurred while accessing post metadata for file location.')); |
|---|
| 806 | |
|---|
| 807 | $fp = fopen("php://input", "rb"); |
|---|
| 808 | $localfp = fopen($location, "w+"); |
|---|
| 809 | while ( !feof($fp) ) { |
|---|
| 810 | fwrite($localfp,fread($fp, 4096)); |
|---|
| 811 | } |
|---|
| 812 | fclose($fp); |
|---|
| 813 | fclose($localfp); |
|---|
| 814 | |
|---|
| 815 | $ID = $entry['ID']; |
|---|
| 816 | $pubtimes = $this->get_publish_time($entry->published); |
|---|
| 817 | $post_date = $pubtimes[0]; |
|---|
| 818 | $post_date_gmt = $pubtimes[1]; |
|---|
| 819 | $pubtimes = $this->get_publish_time($parsed->updated); |
|---|
| 820 | $post_modified = $pubtimes[0]; |
|---|
| 821 | $post_modified_gmt = $pubtimes[1]; |
|---|
| 822 | |
|---|
| 823 | $post_data = compact('ID', 'post_date', 'post_date_gmt', 'post_modified', 'post_modified_gmt'); |
|---|
| 824 | $result = wp_update_post($post_data); |
|---|
| 825 | |
|---|
| 826 | if ( !$result ) |
|---|
| 827 | $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.')); |
|---|
| 828 | |
|---|
| 829 | wp_update_attachment_metadata( $postID, wp_generate_attachment_metadata( $postID, $location ) ); |
|---|
| 830 | |
|---|
| 831 | log_app('function',"put_file($postID)"); |
|---|
| 832 | $this->ok(); |
|---|
| 833 | } |
|---|
| 834 | |
|---|
| 835 | /** |
|---|
| 836 | * Retrieve entries URL. |
|---|
| 837 | * |
|---|
| 838 | * @since 2.2.0 |
|---|
| 839 | * |
|---|
| 840 | * @param int $page Page ID. |
|---|
| 841 | * @return string |
|---|
| 842 | */ |
|---|
| 843 | function get_entries_url($page = null) { |
|---|
| 844 | if ( isset($GLOBALS['post_type']) && ( $GLOBALS['post_type'] == 'attachment' ) ) |
|---|
| 845 | $path = $this->MEDIA_PATH; |
|---|
| 846 | else |
|---|
| 847 | $path = $this->ENTRIES_PATH; |
|---|
| 848 | $url = $this->app_base . $path; |
|---|
| 849 | if ( isset($page) && is_int($page) ) |
|---|
| 850 | $url .= "/$page"; |
|---|
| 851 | return $url; |
|---|
| 852 | } |
|---|
| 853 | |
|---|
| 854 | /** |
|---|
| 855 | * Display entries URL. |
|---|
| 856 | * |
|---|
| 857 | * @since 2.2.0 |
|---|
| 858 | * |
|---|
| 859 | * @param int $page Page ID. |
|---|
| 860 | */ |
|---|
| 861 | function the_entries_url($page = null) { |
|---|
| 862 | echo $this->get_entries_url($page); |
|---|
| 863 | } |
|---|
| 864 | |
|---|
| 865 | /** |
|---|
| 866 | * Retrieve categories URL. |
|---|
| 867 | * |
|---|
| 868 | * @since 2.2.0 |
|---|
| 869 | * |
|---|
| 870 | * @param mixed $deprecated Not used. |
|---|
| 871 | * @return string |
|---|
| 872 | */ |
|---|
| 873 | function get_categories_url($deprecated = '') { |
|---|
| 874 | if ( !empty( $deprecated ) ) |
|---|
| 875 | _deprecated_argument( __FUNCTION__, '2.5' ); |
|---|
| 876 | return $this->app_base . $this->CATEGORIES_PATH; |
|---|
| 877 | } |
|---|
| 878 | |
|---|
| 879 | /** |
|---|
| 880 | * Display category URL. |
|---|
| 881 | * |
|---|
| 882 | * @since 2.2.0 |
|---|
| 883 | */ |
|---|
| 884 | function the_categories_url() { |
|---|
| 885 | echo $this->get_categories_url(); |
|---|
| 886 | } |
|---|
| 887 | |
|---|
| 888 | /** |
|---|
| 889 | * Retrieve attachment URL. |
|---|
| 890 | * |
|---|
| 891 | * @since 2.2.0 |
|---|
| 892 | * |
|---|
| 893 | * @param int $page Page ID. |
|---|
| 894 | * @return string |
|---|
| 895 | */ |
|---|
| 896 | function get_attachments_url($page = null) { |
|---|
| 897 | $url = $this->app_base . $this->MEDIA_PATH; |
|---|
| 898 | if (isset($page) && is_int($page)) { |
|---|
| 899 | $url .= "/$page"; |
|---|
| 900 | } |
|---|
| 901 | return $url; |
|---|
| 902 | } |
|---|
| 903 | |
|---|
| 904 | /** |
|---|
| 905 | * Display attachment URL. |
|---|
| 906 | * |
|---|
| 907 | * @since 2.2.0 |
|---|
| 908 | * |
|---|
| 909 | * @param int $page Page ID. |
|---|
| 910 | */ |
|---|
| 911 | function the_attachments_url($page = null) { |
|---|
| 912 | echo $this->get_attachments_url($page); |
|---|
| 913 | } |
|---|
| 914 | |
|---|
| 915 | /** |
|---|
| 916 | * Retrieve service URL. |
|---|
| 917 | * |
|---|
| 918 | * @since 2.3.0 |
|---|
| 919 | * |
|---|
| 920 | * @return string |
|---|
| 921 | */ |
|---|
| 922 | function get_service_url() { |
|---|
| 923 | return $this->app_base . $this->SERVICE_PATH; |
|---|
| 924 | } |
|---|
| 925 | |
|---|
| 926 | /** |
|---|
| 927 | * Retrieve entry URL. |
|---|
| 928 | * |
|---|
| 929 | * @since 2.7.0 |
|---|
| 930 | * |
|---|
| 931 | * @param int $postID Post ID. |
|---|
| 932 | * @return string |
|---|
| 933 | */ |
|---|
| 934 | function get_entry_url($postID = null) { |
|---|
| 935 | if (!isset($postID)) { |
|---|
| 936 | global $post; |
|---|
| 937 | $postID = (int) $post->ID; |
|---|
| 938 | } |
|---|
| 939 | |
|---|
| 940 | $url = $this->app_base . $this->ENTRY_PATH . "/$postID"; |
|---|
| 941 | |
|---|
| 942 | log_app('function',"get_entry_url() = $url"); |
|---|
| 943 | return $url; |
|---|
| 944 | } |
|---|
| 945 | |
|---|
| 946 | /** |
|---|
| 947 | * Display entry URL. |
|---|
| 948 | * |
|---|
| 949 | * @since 2.7.0 |
|---|
| 950 | * |
|---|
| 951 | * @param int $postID Post ID. |
|---|
| 952 | */ |
|---|
| 953 | function the_entry_url($postID = null) { |
|---|
| 954 | echo $this->get_entry_url($postID); |
|---|
| 955 | } |
|---|
| 956 | |
|---|
| 957 | /** |
|---|
| 958 | * Retrieve media URL. |
|---|
| 959 | * |
|---|
| 960 | * @since 2.2.0 |
|---|
| 961 | * |
|---|
| 962 | * @param int $postID Post ID. |
|---|
| 963 | * @return string |
|---|
| 964 | */ |
|---|
| 965 | function get_media_url($postID = null) { |
|---|
| 966 | if (!isset($postID)) { |
|---|
| 967 | global $post; |
|---|
| 968 | $postID = (int) $post->ID; |
|---|
| 969 | } |
|---|
| 970 | |
|---|
| 971 | $url = $this->app_base . $this->MEDIA_SINGLE_PATH ."/file/$postID"; |
|---|
| 972 | |
|---|
| 973 | log_app('function',"get_media_url() = $url"); |
|---|
| 974 | return $url; |
|---|
| 975 | } |
|---|
| 976 | |
|---|
| 977 | /** |
|---|
| 978 | * Display the media URL. |
|---|
| 979 | * |
|---|
| 980 | * @since 2.2.0 |
|---|
| 981 | * |
|---|
| 982 | * @param int $postID Post ID. |
|---|
| 983 | */ |
|---|
| 984 | function the_media_url($postID = null) { |
|---|
| 985 | echo $this->get_media_url($postID); |
|---|
| 986 | } |
|---|
| 987 | |
|---|
| 988 | /** |
|---|
| 989 | * Set the current entry to post ID. |
|---|
| 990 | * |
|---|
| 991 | * @since 2.2.0 |
|---|
| 992 | * |
|---|
| 993 | * @param int $postID Post ID. |
|---|
| 994 | */ |
|---|
| 995 | function set_current_entry($postID) { |
|---|
| 996 | global $entry; |
|---|
| 997 | log_app('function',"set_current_entry($postID)"); |
|---|
| 998 | |
|---|
| 999 | if (!isset($postID)) { |
|---|
| 1000 | // $this->bad_request(); |
|---|
| 1001 | $this->not_found(); |
|---|
| 1002 | } |
|---|
| 1003 | |
|---|
| 1004 | $entry = wp_get_single_post($postID,ARRAY_A); |
|---|
| 1005 | |
|---|
| 1006 | if (!isset($entry) || !isset($entry['ID'])) |
|---|
| 1007 | $this->not_found(); |
|---|
| 1008 | |
|---|
| 1009 | return; |
|---|
| 1010 | } |
|---|
| 1011 | |
|---|
| 1012 | /** |
|---|
| 1013 | * Display posts XML. |
|---|
| 1014 | * |
|---|
| 1015 | * @since 2.2.0 |
|---|
| 1016 | * |
|---|
| 1017 | * @param int $page Optional. Page ID. |
|---|
| 1018 | * @param string $post_type Optional, default is 'post'. Post Type. |
|---|
| 1019 | */ |
|---|
| 1020 | function get_posts($page = 1, $post_type = 'post') { |
|---|
| 1021 | log_app('function',"get_posts($page, '$post_type')"); |
|---|
| 1022 | $feed = $this->get_feed($page, $post_type); |
|---|
| 1023 | $this->output($feed); |
|---|
| 1024 | } |
|---|
| 1025 | |
|---|
| 1026 | /** |
|---|
| 1027 | * Display attachment XML. |
|---|
| 1028 | * |
|---|
| 1029 | * @since 2.2.0 |
|---|
| 1030 | * |
|---|
| 1031 | * @param int $page Page ID. |
|---|
| 1032 | * @param string $post_type Optional, default is 'attachment'. Post type. |
|---|
| 1033 | */ |
|---|
| 1034 | function get_attachments($page = 1, $post_type = 'attachment') { |
|---|
| 1035 | log_app('function',"get_attachments($page, '$post_type')"); |
|---|
| 1036 | $GLOBALS['post_type'] = $post_type; |
|---|
| 1037 | $feed = $this->get_feed($page, $post_type); |
|---|
| 1038 | $this->output($feed); |
|---|
| 1039 | } |
|---|
| 1040 | |
|---|
| 1041 | /** |
|---|
| 1042 | * Retrieve feed XML. |
|---|
| 1043 | * |
|---|
| 1044 | * @since 2.2.0 |
|---|
| 1045 | * |
|---|
| 1046 | * @param int $page Page ID. |
|---|
| 1047 | * @param string $post_type Optional, default is post. Post type. |
|---|
| 1048 | * @return string |
|---|
| 1049 | */ |
|---|
| 1050 | function get_feed($page = 1, $post_type = 'post') { |
|---|
| 1051 | global $post, $wp, $wp_query, $posts, $wpdb, $blog_id; |
|---|
| 1052 | log_app('function',"get_feed($page, '$post_type')"); |
|---|
| 1053 | ob_start(); |
|---|
| 1054 | |
|---|
| 1055 | $this->ENTRY_PATH = $post_type; |
|---|
| 1056 | |
|---|
| 1057 | if (!isset($page)) { |
|---|
| 1058 | $page = 1; |
|---|
| 1059 | } |
|---|
| 1060 | $page = (int) $page; |
|---|
| 1061 | |
|---|
| 1062 | $count = get_option('posts_per_rss'); |
|---|
| 1063 | |
|---|
| 1064 | wp('posts_per_page=' . $count . '&offset=' . ($count * ($page-1) . '&orderby=modified')); |
|---|
| 1065 | |
|---|
| 1066 | $post = $GLOBALS['post']; |
|---|
| 1067 | $posts = $GLOBALS['posts']; |
|---|
| 1068 | $wp = $GLOBALS['wp']; |
|---|
| 1069 | $wp_query = $GLOBALS['wp_query']; |
|---|
| 1070 | $wpdb = $GLOBALS['wpdb']; |
|---|
| 1071 | $blog_id = (int) $GLOBALS['blog_id']; |
|---|
| 1072 | log_app('function',"query_posts(# " . print_r($wp_query, true) . "#)"); |
|---|
| 1073 | |
|---|
| 1074 | log_app('function',"total_count(# $wp_query->max_num_pages #)"); |
|---|
| 1075 | $last_page = $wp_query->max_num_pages; |
|---|
| 1076 | $next_page = (($page + 1) > $last_page) ? NULL : $page + 1; |
|---|
| 1077 | $prev_page = ($page - 1) < 1 ? NULL : $page - 1; |
|---|
| 1078 | $last_page = ((int)$last_page == 1 || (int)$last_page == 0) ? NULL : (int) $last_page; |
|---|
| 1079 | $self_page = $page > 1 ? $page : NULL; |
|---|
| 1080 | ?><feed xmlns="<?php echo $this->ATOM_NS ?>" xmlns:app="<?php echo $this->ATOMPUB_NS ?>" xml:lang="<?php echo get_option('rss_language'); ?>" <?php do_action('app_ns'); ?> > |
|---|
| 1081 | <id><?php $this->the_entries_url() ?></id> |
|---|
| 1082 | <updated><?php echo mysql2date('Y-m-d\TH:i:s\Z', get_lastpostmodified('GMT'), false); ?></updated> |
|---|
| 1083 | <title type="text"><?php bloginfo_rss('name') ?></title> |
|---|
| 1084 | <subtitle type="text"><?php bloginfo_rss("description") ?></subtitle> |
|---|
| 1085 | <link rel="first" type="<?php echo $this->ATOM_CONTENT_TYPE ?>" href="<?php $this->the_entries_url() ?>" /> |
|---|
| 1086 | <?php if (isset($prev_page)): ?> |
|---|
| 1087 | <link rel="previous" type="<?php echo $this->ATOM_CONTENT_TYPE ?>" href="<?php $this->the_entries_url($prev_page) ?>" /> |
|---|
| 1088 | <?php endif; ?> |
|---|
| 1089 | <?php if (isset($next_page)): ?> |
|---|
| 1090 | <link rel="next" type="<?php echo $this->ATOM_CONTENT_TYPE ?>" href="<?php $this->the_entries_url($next_page) ?>" /> |
|---|
| 1091 | <?php endif; ?> |
|---|
| 1092 | <link rel="last" type="<?php echo $this->ATOM_CONTENT_TYPE ?>" href="<?php $this->the_entries_url($last_page) ?>" /> |
|---|
| 1093 | <link rel="self" type="<?php echo $this->ATOM_CONTENT_TYPE ?>" href="<?php $this->the_entries_url($self_page) ?>" /> |
|---|
| 1094 | <rights type="text">Copyright <?php echo date('Y'); ?></rights> |
|---|
| 1095 | <?php do_action('app_head'); ?> |
|---|
| 1096 | <?php if ( have_posts() ) { |
|---|
| 1097 | while ( have_posts() ) { |
|---|
| 1098 | the_post(); |
|---|
| 1099 | $this->echo_entry(); |
|---|
| 1100 | } |
|---|
| 1101 | } |
|---|
| 1102 | ?></feed> |
|---|
| 1103 | <?php |
|---|
| 1104 | $feed = ob_get_contents(); |
|---|
| 1105 | ob_end_clean(); |
|---|
| 1106 | return $feed; |
|---|
| 1107 | } |
|---|
| 1108 | |
|---|
| 1109 | /** |
|---|
| 1110 | * Display entry XML. |
|---|
| 1111 | * |
|---|
| 1112 | * @since 2.2.0 |
|---|
| 1113 | * |
|---|
| 1114 | * @param int $postID Post ID. |
|---|
| 1115 | * @param string $post_type Optional, default is post. Post type. |
|---|
| 1116 | * @return string. |
|---|
| 1117 | */ |
|---|
| 1118 | function get_entry($postID, $post_type = 'post') { |
|---|
| 1119 | log_app('function',"get_entry($postID, '$post_type')"); |
|---|
| 1120 | ob_start(); |
|---|
| 1121 | switch($post_type) { |
|---|
| 1122 | case 'post': |
|---|
| 1123 | $varname = 'p'; |
|---|
| 1124 | break; |
|---|
| 1125 | case 'attachment': |
|---|
| 1126 | $this->ENTRY_PATH = 'attachment'; |
|---|
| 1127 | $varname = 'attachment_id'; |
|---|
| 1128 | break; |
|---|
| 1129 | } |
|---|
| 1130 | query_posts($varname . '=' . $postID); |
|---|
| 1131 | if ( have_posts() ) { |
|---|
| 1132 | while ( have_posts() ) { |
|---|
| 1133 | the_post(); |
|---|
| 1134 | $this->echo_entry(); |
|---|
| 1135 | log_app('$post',print_r($GLOBALS['post'],true)); |
|---|
| 1136 | $entry = ob_get_contents(); |
|---|
| 1137 | break; |
|---|
| 1138 | } |
|---|
| 1139 | } |
|---|
| 1140 | ob_end_clean(); |
|---|
| 1141 | |
|---|
| 1142 | log_app('get_entry returning:',$entry); |
|---|
| 1143 | return $entry; |
|---|
| 1144 | } |
|---|
| 1145 | |
|---|
| 1146 | /** |
|---|
| 1147 | * Display post content XML. |
|---|
| 1148 | * |
|---|
| 1149 | * @since 2.3.0 |
|---|
| 1150 | */ |
|---|
| 1151 | function echo_entry() { ?> |
|---|
| 1152 | <entry xmlns="<?php echo $this->ATOM_NS ?>" |
|---|
| 1153 | xmlns:app="<?php echo $this->ATOMPUB_NS ?>" xml:lang="<?php echo get_option('rss_language'); ?>"> |
|---|
| 1154 | <id><?php the_guid( $GLOBALS['post']->ID ); ?></id> |
|---|
| 1155 | <?php list($content_type, $content) = prep_atom_text_construct(get_the_title()); ?> |
|---|
| 1156 | <title type="<?php echo $content_type ?>"><?php echo $content ?></title> |
|---|
| 1157 | <updated><?php echo get_post_modified_time('Y-m-d\TH:i:s\Z', true); ?></updated> |
|---|
| 1158 | <published><?php echo get_post_time('Y-m-d\TH:i:s\Z', true); ?></published> |
|---|
| 1159 | <app:edited><?php echo get_post_modified_time('Y-m-d\TH:i:s\Z', true); ?></app:edited> |
|---|
| 1160 | <app:control> |
|---|
| 1161 | <app:draft><?php echo ($GLOBALS['post']->post_status == 'draft' ? 'yes' : 'no') ?></app:draft> |
|---|
| 1162 | </app:control> |
|---|
| 1163 | <author> |
|---|
| 1164 | <name><?php the_author()?></name> |
|---|
| 1165 | <?php if ( get_the_author_meta('url') && get_the_author_meta('url') != 'http://' ) { ?> |
|---|
| 1166 | <uri><?php the_author_meta('url') ?></uri> |
|---|
| 1167 | <?php } ?> |
|---|
| 1168 | </author> |
|---|
| 1169 | <?php if ($GLOBALS['post']->post_type == 'attachment') { ?> |
|---|
| 1170 | <link rel="edit-media" href="<?php $this->the_media_url() ?>" /> |
|---|
| 1171 | <content type="<?php echo $GLOBALS['post']->post_mime_type ?>" src="<?php the_guid() ; ?>"/> |
|---|
| 1172 | <?php } else { ?> |
|---|
| 1173 | <link href="<?php the_permalink_rss() ?>" /> |
|---|
| 1174 | <?php if ( strlen( $GLOBALS['post']->post_content ) ) : |
|---|
| 1175 | list($content_type, $content) = prep_atom_text_construct(get_the_content()); ?> |
|---|
| 1176 | <content type="<?php echo $content_type ?>"><?php echo $content ?></content> |
|---|
| 1177 | <?php endif; ?> |
|---|
| 1178 | <?php } ?> |
|---|
| 1179 | <link rel="edit" href="<?php $this->the_entry_url() ?>" /> |
|---|
| 1180 | <?php the_category_rss( 'atom' ); ?> |
|---|
| 1181 | <?php list($content_type, $content) = prep_atom_text_construct(get_the_excerpt()); ?> |
|---|
| 1182 | <summary type="<?php echo $content_type ?>"><?php echo $content ?></summary> |
|---|
| 1183 | <?php do_action('app_entry'); ?> |
|---|
| 1184 | </entry> |
|---|
| 1185 | <?php } |
|---|
| 1186 | |
|---|
| 1187 | /** |
|---|
| 1188 | * Set 'OK' (200) status header. |
|---|
| 1189 | * |
|---|
| 1190 | * @since 2.2.0 |
|---|
| 1191 | */ |
|---|
| 1192 | function ok() { |
|---|
| 1193 | log_app('Status','200: OK'); |
|---|
| 1194 | header('Content-Type: text/plain'); |
|---|
| 1195 | status_header('200'); |
|---|
| 1196 | exit; |
|---|
| 1197 | } |
|---|
| 1198 | |
|---|
| 1199 | /** |
|---|
| 1200 | * Set 'No Content' (204) status header. |
|---|
| 1201 | * |
|---|
| 1202 | * @since 2.2.0 |
|---|
| 1203 | */ |
|---|
| 1204 | function no_content() { |
|---|
| 1205 | log_app('Status','204: No Content'); |
|---|
| 1206 | header('Content-Type: text/plain'); |
|---|
| 1207 | status_header('204'); |
|---|
| 1208 | echo "Moved to Trash."; |
|---|
| 1209 | exit; |
|---|
| 1210 | } |
|---|
| 1211 | |
|---|
| 1212 | /** |
|---|
| 1213 | * Display 'Internal Server Error' (500) status header. |
|---|
| 1214 | * |
|---|
| 1215 | * @since 2.2.0 |
|---|
| 1216 | * |
|---|
| 1217 | * @param string $msg Optional. Status string. |
|---|
| 1218 | */ |
|---|
| 1219 | function internal_error($msg = 'Internal Server Error') { |
|---|
| 1220 | log_app('Status','500: Server Error'); |
|---|
| 1221 | header('Content-Type: text/plain'); |
|---|
| 1222 | status_header('500'); |
|---|
| 1223 | echo $msg; |
|---|
| 1224 | exit; |
|---|
| 1225 | } |
|---|
| 1226 | |
|---|
| 1227 | /** |
|---|
| 1228 | * Set 'Bad Request' (400) status header. |
|---|
| 1229 | * |
|---|
| 1230 | * @since 2.2.0 |
|---|
| 1231 | */ |
|---|
| 1232 | function bad_request() { |
|---|
| 1233 | log_app('Status','400: Bad Request'); |
|---|
| 1234 | header('Content-Type: text/plain'); |
|---|
| 1235 | status_header('400'); |
|---|
| 1236 | exit; |
|---|
| 1237 | } |
|---|
| 1238 | |
|---|
| 1239 | /** |
|---|
| 1240 | * Set 'Length Required' (411) status header. |
|---|
| 1241 | * |
|---|
| 1242 | * @since 2.2.0 |
|---|
| 1243 | */ |
|---|
| 1244 | function length_required() { |
|---|
| 1245 | log_app('Status','411: Length Required'); |
|---|
| 1246 | header("HTTP/1.1 411 Length Required"); |
|---|
| 1247 | header('Content-Type: text/plain'); |
|---|
| 1248 | status_header('411'); |
|---|
| 1249 | exit; |
|---|
| 1250 | } |
|---|
| 1251 | |
|---|
| 1252 | /** |
|---|
| 1253 | * Set 'Unsupported Media Type' (415) status header. |
|---|
| 1254 | * |
|---|
| 1255 | * @since 2.2.0 |
|---|
| 1256 | */ |
|---|
| 1257 | function invalid_media() { |
|---|
| 1258 | log_app('Status','415: Unsupported Media Type'); |
|---|
| 1259 | header("HTTP/1.1 415 Unsupported Media Type"); |
|---|
| 1260 | header('Content-Type: text/plain'); |
|---|
| 1261 | exit; |
|---|
| 1262 | } |
|---|
| 1263 | |
|---|
| 1264 | /** |
|---|
| 1265 | * Set 'Forbidden' (403) status header. |
|---|
| 1266 | * |
|---|
| 1267 | * @since 2.6.0 |
|---|
| 1268 | */ |
|---|
| 1269 | function forbidden($reason='') { |
|---|
| 1270 | log_app('Status','403: Forbidden'); |
|---|
| 1271 | header('Content-Type: text/plain'); |
|---|
| 1272 | status_header('403'); |
|---|
| 1273 | echo $reason; |
|---|
| 1274 | exit; |
|---|
| 1275 | } |
|---|
| 1276 | |
|---|
| 1277 | /** |
|---|
| 1278 | * Set 'Not Found' (404) status header. |
|---|
| 1279 | * |
|---|
| 1280 | * @since 2.2.0 |
|---|
| 1281 | */ |
|---|
| 1282 | function not_found() { |
|---|
| 1283 | log_app('Status','404: Not Found'); |
|---|
| 1284 | header('Content-Type: text/plain'); |
|---|
| 1285 | status_header('404'); |
|---|
| 1286 | exit; |
|---|
| 1287 | } |
|---|
| 1288 | |
|---|
| 1289 | /** |
|---|
| 1290 | * Set 'Not Allowed' (405) status header. |
|---|
| 1291 | * |
|---|
| 1292 | * @since 2.2.0 |
|---|
| 1293 | */ |
|---|
| 1294 | function not_allowed($allow) { |
|---|
| 1295 | log_app('Status','405: Not Allowed'); |
|---|
| 1296 | header('Allow: ' . join(',', $allow)); |
|---|
| 1297 | status_header('405'); |
|---|
| 1298 | exit; |
|---|
| 1299 | } |
|---|
| 1300 | |
|---|
| 1301 | /** |
|---|
| 1302 | * Display Redirect (302) content and set status headers. |
|---|
| 1303 | * |
|---|
| 1304 | * @since 2.3.0 |
|---|
| 1305 | */ |
|---|
| 1306 | function redirect($url) { |
|---|
| 1307 | |
|---|
| 1308 | log_app('Status','302: Redirect'); |
|---|
| 1309 | $escaped_url = esc_attr($url); |
|---|
| 1310 | $content = <<<EOD |
|---|
| 1311 | <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN"> |
|---|
| 1312 | <html> |
|---|
| 1313 | <head> |
|---|
| 1314 | <title>302 Found</title> |
|---|
| 1315 | </head> |
|---|
| 1316 | <body> |
|---|
| 1317 | <h1>Found</h1> |
|---|
| 1318 | <p>The document has moved <a href="$escaped_url">here</a>.</p> |
|---|
| 1319 | </body> |
|---|
| 1320 | </html> |
|---|
| 1321 | |
|---|
| 1322 | EOD; |
|---|
| 1323 | header('HTTP/1.1 302 Moved'); |
|---|
| 1324 | header('Content-Type: text/html'); |
|---|
| 1325 | header('Location: ' . $url); |
|---|
| 1326 | echo $content; |
|---|
| 1327 | exit; |
|---|
| 1328 | |
|---|
| 1329 | } |
|---|
| 1330 | |
|---|
| 1331 | /** |
|---|
| 1332 | * Set 'Client Error' (400) status header. |
|---|
| 1333 | * |
|---|
| 1334 | * @since 2.2.0 |
|---|
| 1335 | */ |
|---|
| 1336 | function client_error($msg = 'Client Error') { |
|---|
| 1337 | log_app('Status','400: Client Error'); |
|---|
| 1338 | header('Content-Type: text/plain'); |
|---|
| 1339 | status_header('400'); |
|---|
| 1340 | exit; |
|---|
| 1341 | } |
|---|
| 1342 | |
|---|
| 1343 | /** |
|---|
| 1344 | * Set created status headers (201). |
|---|
| 1345 | * |
|---|
| 1346 | * Sets the 'content-type', 'content-location', and 'location'. |
|---|
| 1347 | * |
|---|
| 1348 | * @since 2.2.0 |
|---|
| 1349 | */ |
|---|
| 1350 | function created($post_ID, $content, $post_type = 'post') { |
|---|
| 1351 | log_app('created()::$post_ID',"$post_ID, $post_type"); |
|---|
| 1352 | $edit = $this->get_entry_url($post_ID); |
|---|
| 1353 | switch($post_type) { |
|---|
| 1354 | case 'post': |
|---|
| 1355 | $ctloc = $this->get_entry_url($post_ID); |
|---|
| 1356 | break; |
|---|
| 1357 | case 'attachment': |
|---|
| 1358 | $edit = $this->app_base . "attachments/$post_ID"; |
|---|
| 1359 | break; |
|---|
| 1360 | } |
|---|
| 1361 | header("Content-Type: $this->ATOM_CONTENT_TYPE"); |
|---|
| 1362 | if (isset($ctloc)) |
|---|
| 1363 | header('Content-Location: ' . $ctloc); |
|---|
| 1364 | header('Location: ' . $edit); |
|---|
| 1365 | status_header('201'); |
|---|
| 1366 | echo $content; |
|---|
| 1367 | exit; |
|---|
| 1368 | } |
|---|
| 1369 | |
|---|
| 1370 | /** |
|---|
| 1371 | * Set 'Auth Required' (401) headers. |
|---|
| 1372 | * |
|---|
| 1373 | * @since 2.2.0 |
|---|
| 1374 | * |
|---|
| 1375 | * @param string $msg Status header content and HTML content. |
|---|
| 1376 | */ |
|---|
| 1377 | function auth_required($msg) { |
|---|
| 1378 | log_app('Status','401: Auth Required'); |
|---|
| 1379 | nocache_headers(); |
|---|
| 1380 | header('WWW-Authenticate: Basic realm="WordPress Atom Protocol"'); |
|---|
| 1381 | header("HTTP/1.1 401 $msg"); |
|---|
| 1382 | header('Status: 401 ' . $msg); |
|---|
| 1383 | header('Content-Type: text/html'); |
|---|
| 1384 | $content = <<<EOD |
|---|
| 1385 | <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN"> |
|---|
| 1386 | <html> |
|---|
| 1387 | <head> |
|---|
| 1388 | <title>401 Unauthorized</title> |
|---|
| 1389 | </head> |
|---|
| 1390 | <body> |
|---|
| 1391 | <h1>401 Unauthorized</h1> |
|---|
| 1392 | <p>$msg</p> |
|---|
| 1393 | </body> |
|---|
| 1394 | </html> |
|---|
| 1395 | |
|---|
| 1396 | EOD; |
|---|
| 1397 | echo $content; |
|---|
| 1398 | exit; |
|---|
| 1399 | } |
|---|
| 1400 | |
|---|
| 1401 | /** |
|---|
| 1402 | * Display XML and set headers with content type. |
|---|
| 1403 | * |
|---|
| 1404 | * @since 2.2.0 |
|---|
| 1405 | * |
|---|
| 1406 | * @param string $xml Display feed content. |
|---|
| 1407 | * @param string $ctype Optional, default is 'atom+xml'. Feed content type. |
|---|
| 1408 | */ |
|---|
| 1409 | function output($xml, $ctype = 'application/atom+xml') { |
|---|
| 1410 | status_header('200'); |
|---|
| 1411 | $xml = '<?xml version="1.0" encoding="' . strtolower(get_option('blog_charset')) . '"?>'."\n".$xml; |
|---|
| 1412 | header('Connection: close'); |
|---|
| 1413 | header('Content-Length: '. strlen($xml)); |
|---|
| 1414 | header('Content-Type: ' . $ctype); |
|---|
| 1415 | header('Content-Disposition: attachment; filename=atom.xml'); |
|---|
| 1416 | header('Date: '. date('r')); |
|---|
| 1417 | if ($this->do_output) |
|---|
| 1418 | echo $xml; |
|---|
| 1419 | log_app('function', "output:\n$xml"); |
|---|
| 1420 | exit; |
|---|
| 1421 | } |
|---|
| 1422 | |
|---|
| 1423 | /** |
|---|
| 1424 | * Sanitize content for database usage. |
|---|
| 1425 | * |
|---|
| 1426 | * @since 2.2.0 |
|---|
| 1427 | * |
|---|
| 1428 | * @param array $array Sanitize array and multi-dimension array. |
|---|
| 1429 | */ |
|---|
| 1430 | function escape(&$array) { |
|---|
| 1431 | global $wpdb; |
|---|
| 1432 | |
|---|
| 1433 | foreach ($array as $k => $v) { |
|---|
| 1434 | if (is_array($v)) { |
|---|
| 1435 | $this->escape($array[$k]); |
|---|
| 1436 | } else if (is_object($v)) { |
|---|
| 1437 | //skip |
|---|
| 1438 | } else { |
|---|
| 1439 | $array[$k] = $wpdb->escape($v); |
|---|
| 1440 | } |
|---|
| 1441 | } |
|---|
| 1442 | } |
|---|
| 1443 | |
|---|
| 1444 | /** |
|---|
| 1445 | * Access credential through various methods and perform login. |
|---|
| 1446 | * |
|---|
| 1447 | * @since 2.2.0 |
|---|
| 1448 | * |
|---|
| 1449 | * @return bool |
|---|
| 1450 | */ |
|---|
| 1451 | function authenticate() { |
|---|
| 1452 | log_app("authenticate()",print_r($_ENV, true)); |
|---|
| 1453 | |
|---|
| 1454 | // if using mod_rewrite/ENV hack |
|---|
| 1455 | // http://www.besthostratings.com/articles/http-auth-php-cgi.html |
|---|
| 1456 | if (isset($_SERVER['HTTP_AUTHORIZATION'])) { |
|---|
| 1457 | list($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']) = |
|---|
| 1458 | explode(':', base64_decode(substr($_SERVER['HTTP_AUTHORIZATION'], 6))); |
|---|
| 1459 | } else if (isset($_SERVER['REDIRECT_REMOTE_USER'])) { |
|---|
| 1460 | // Workaround for setups that do not forward HTTP_AUTHORIZATION |
|---|
| 1461 | // See http://trac.wordpress.org/ticket/7361 |
|---|
| 1462 | list($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']) = |
|---|
| 1463 | explode(':', base64_decode(substr($_SERVER['REDIRECT_REMOTE_USER'], 6))); |
|---|
| 1464 | } |
|---|
| 1465 | |
|---|
| 1466 | // If Basic Auth is working... |
|---|
| 1467 | if (isset($_SERVER['PHP_AUTH_USER']) && isset($_SERVER['PHP_AUTH_PW'])) { |
|---|
| 1468 | log_app("Basic Auth",$_SERVER['PHP_AUTH_USER']); |
|---|
| 1469 | |
|---|
| 1470 | $user = wp_authenticate($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']); |
|---|
| 1471 | if ( $user && !is_wp_error($user) ) { |
|---|
| 1472 | wp_set_current_user($user->ID); |
|---|
| 1473 | log_app("authenticate()", $user->user_login); |
|---|
| 1474 | return true; |
|---|
| 1475 | } |
|---|
| 1476 | } |
|---|
| 1477 | |
|---|
| 1478 | return false; |
|---|
| 1479 | } |
|---|
| 1480 | |
|---|
| 1481 | /** |
|---|
| 1482 | * Retrieve accepted content types. |
|---|
| 1483 | * |
|---|
| 1484 | * @since 2.2.0 |
|---|
| 1485 | * |
|---|
| 1486 | * @param array $types Optional. Content Types. |
|---|
| 1487 | * @return string |
|---|
| 1488 | */ |
|---|
| 1489 | function get_accepted_content_type($types = null) { |
|---|
| 1490 | |
|---|
| 1491 | if (!isset($types)) { |
|---|
| 1492 | $types = $this->media_content_types; |
|---|
| 1493 | } |
|---|
| 1494 | |
|---|
| 1495 | if (!isset($_SERVER['CONTENT_LENGTH']) || !isset($_SERVER['CONTENT_TYPE'])) { |
|---|
| 1496 | $this->length_required(); |
|---|
| 1497 | } |
|---|
| 1498 | |
|---|
| 1499 | $type = $_SERVER['CONTENT_TYPE']; |
|---|
| 1500 | list($type,$subtype) = explode('/',$type); |
|---|
| 1501 | list($subtype) = explode(";",$subtype); // strip MIME parameters |
|---|
| 1502 | log_app("get_accepted_content_type", "type=$type, subtype=$subtype"); |
|---|
| 1503 | |
|---|
| 1504 | foreach($types as $t) { |
|---|
| 1505 | list($acceptedType,$acceptedSubtype) = explode('/',$t); |
|---|
| 1506 | if ($acceptedType == '*' || $acceptedType == $type) { |
|---|
| 1507 | if ($acceptedSubtype == '*' || $acceptedSubtype == $subtype) |
|---|
| 1508 | return $type . "/" . $subtype; |
|---|
| 1509 | } |
|---|
| 1510 | } |
|---|
| 1511 | |
|---|
| 1512 | $this->invalid_media(); |
|---|
| 1513 | } |
|---|
| 1514 | |
|---|
| 1515 | /** |
|---|
| 1516 | * Process conditionals for posts. |
|---|
| 1517 | * |
|---|
| 1518 | * @since 2.2.0 |
|---|
| 1519 | */ |
|---|
| 1520 | function process_conditionals() { |
|---|
| 1521 | |
|---|
| 1522 | if (empty($this->params)) return; |
|---|
| 1523 | if ($_SERVER['REQUEST_METHOD'] == 'DELETE') return; |
|---|
| 1524 | |
|---|
| 1525 | switch($this->params[0]) { |
|---|
| 1526 | case $this->ENTRY_PATH: |
|---|
| 1527 | global $post; |
|---|
| 1528 | $post = wp_get_single_post($this->params[1]); |
|---|
| 1529 | $wp_last_modified = get_post_modified_time('D, d M Y H:i:s', true); |
|---|
| 1530 | $post = NULL; |
|---|
| 1531 | break; |
|---|
| 1532 | case $this->ENTRIES_PATH: |
|---|
| 1533 | $wp_last_modified = mysql2date('D, d M Y H:i:s', get_lastpostmodified('GMT'), 0).' GMT'; |
|---|
| 1534 | break; |
|---|
| 1535 | default: |
|---|
| 1536 | return; |
|---|
| 1537 | } |
|---|
| 1538 | $wp_etag = md5($wp_last_modified); |
|---|
| 1539 | @header("Last-Modified: $wp_last_modified"); |
|---|
| 1540 | @header("ETag: $wp_etag"); |
|---|
| 1541 | |
|---|
| 1542 | // Support for Conditional GET |
|---|
| 1543 | if (isset($_SERVER['HTTP_IF_NONE_MATCH'])) |
|---|
| 1544 | $client_etag = stripslashes($_SERVER['HTTP_IF_NONE_MATCH']); |
|---|
| 1545 | else |
|---|
| 1546 | $client_etag = false; |
|---|
| 1547 | |
|---|
| 1548 | $client_last_modified = trim( $_SERVER['HTTP_IF_MODIFIED_SINCE']); |
|---|
| 1549 | // If string is empty, return 0. If not, attempt to parse into a timestamp |
|---|
| 1550 | $client_modified_timestamp = $client_last_modified ? strtotime($client_last_modified) : 0; |
|---|
| 1551 | |
|---|
| 1552 | // Make a timestamp for our most recent modification... |
|---|
| 1553 | $wp_modified_timestamp = strtotime($wp_last_modified); |
|---|
| 1554 | |
|---|
| 1555 | if ( ($client_last_modified && $client_etag) ? |
|---|
| 1556 | (($client_modified_timestamp >= $wp_modified_timestamp) && ($client_etag == $wp_etag)) : |
|---|
| 1557 | (($client_modified_timestamp >= $wp_modified_timestamp) || ($client_etag == $wp_etag)) ) { |
|---|
| 1558 | status_header( 304 ); |
|---|
| 1559 | exit; |
|---|
| 1560 | } |
|---|
| 1561 | } |
|---|
| 1562 | |
|---|
| 1563 | /** |
|---|
| 1564 | * Convert RFC3339 time string to timestamp. |
|---|
| 1565 | * |
|---|
| 1566 | * @since 2.3.0 |
|---|
| 1567 | * |
|---|
| 1568 | * @param string $str String to time. |
|---|
| 1569 | * @return bool|int false if format is incorrect. |
|---|
| 1570 | */ |
|---|
| 1571 | function rfc3339_str2time($str) { |
|---|
| 1572 | |
|---|
| 1573 | $match = false; |
|---|
| 1574 | if (!preg_match("/(\d{4}-\d{2}-\d{2})T(\d{2}\:\d{2}\:\d{2})\.?\d{0,3}(Z|[+-]+\d{2}\:\d{2})/", $str, $match)) |
|---|
| 1575 | return false; |
|---|
| 1576 | |
|---|
| 1577 | if ($match[3] == 'Z') |
|---|
| 1578 | $match[3] = '+0000'; |
|---|
| 1579 | |
|---|
| 1580 | return strtotime($match[1] . " " . $match[2] . " " . $match[3]); |
|---|
| 1581 | } |
|---|
| 1582 | |
|---|
| 1583 | /** |
|---|
| 1584 | * Retrieve published time to display in XML. |
|---|
| 1585 | * |
|---|
| 1586 | * @since 2.3.0 |
|---|
| 1587 | * |
|---|
| 1588 | * @param string $published Time string. |
|---|
| 1589 | * @return string |
|---|
| 1590 | */ |
|---|
| 1591 | function get_publish_time($published) { |
|---|
| 1592 | |
|---|
| 1593 | $pubtime = $this->rfc3339_str2time($published); |
|---|
| 1594 | |
|---|
| 1595 | if (!$pubtime) { |
|---|
| 1596 | return array(current_time('mysql'),current_time('mysql',1)); |
|---|
| 1597 | } else { |
|---|
| 1598 | return array(date("Y-m-d H:i:s", $pubtime), gmdate("Y-m-d H:i:s", $pubtime)); |
|---|
| 1599 | } |
|---|
| 1600 | } |
|---|
| 1601 | |
|---|
| 1602 | } |
|---|
| 1603 | |
|---|
| 1604 | /** |
|---|
| 1605 | * AtomServer |
|---|
| 1606 | * @var AtomServer |
|---|
| 1607 | * @global object $server |
|---|
| 1608 | */ |
|---|
| 1609 | $server = new AtomServer(); |
|---|
| 1610 | $server->handle_request(); |
|---|
| 1611 | |
|---|
| 1612 | ?> |
|---|