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PHP Cross Reference of WordPress Trunk (Updated Daily) |
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1 <?php 2 /** 3 * WordPress Installer 4 * 5 * @package WordPress 6 * @subpackage Administration 7 */ 8 9 // Confidence check. 10 if ( false ) { 11 ?> 12 <!DOCTYPE html> 13 <html> 14 <head> 15 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 16 <title>Error: PHP is not running</title> 17 </head> 18 <body class="wp-core-ui"> 19 <h1>Error: PHP is not running</h1> 20 <p>WordPress requires that your web server is running PHP. Your server does not have PHP installed, or PHP is turned off.</p> 21 </body> 22 </html> 23 <?php 24 } 25 26 /** 27 * We are installing WordPress. 28 * 29 * @since 1.5.1 30 * @var bool 31 */ 32 define( 'WP_INSTALLING', true ); 33 34 /** Load WordPress Bootstrap */ 35 require_once dirname( __DIR__ ) . '/wp-load.php'; 36 37 /** Load WordPress Administration Upgrade API */ 38 require_once ABSPATH . 'wp-admin/includes/upgrade.php'; 39 40 /** Load WordPress Translation Install API */ 41 require_once ABSPATH . 'wp-admin/includes/translation-install.php'; 42 43 /** Load wpdb */ 44 require_once ABSPATH . WPINC . '/class-wpdb.php'; 45 46 nocache_headers(); 47 48 $step = isset( $_GET['step'] ) ? (int) $_GET['step'] : 0; 49 50 /** 51 * Display installation header. 52 * 53 * @since 2.5.0 54 * 55 * @param string $body_classes 56 */ 57 function display_header( $body_classes = '' ) { 58 header( 'Content-Type: text/html; charset=utf-8' ); 59 if ( is_rtl() ) { 60 $body_classes .= 'rtl'; 61 } 62 if ( $body_classes ) { 63 $body_classes = ' ' . $body_classes; 64 } 65 ?> 66 <!DOCTYPE html> 67 <html <?php language_attributes(); ?>> 68 <head> 69 <meta name="viewport" content="width=device-width, initial-scale=1.0" /> 70 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 71 <meta name="robots" content="noindex,nofollow" /> 72 <title><?php _e( 'WordPress › Installation' ); ?></title> 73 <?php wp_admin_css( 'install', true ); ?> 74 </head> 75 <body class="wp-core-ui<?php echo $body_classes; ?>"> 76 <p id="logo"><?php _e( 'WordPress' ); ?></p> 77 78 <?php 79 } // End display_header(). 80 81 /** 82 * Displays installer setup form. 83 * 84 * @since 2.8.0 85 * 86 * @global wpdb $wpdb WordPress database abstraction object. 87 * 88 * @param string|null $error 89 */ 90 function display_setup_form( $error = null ) { 91 global $wpdb; 92 93 $user_table = ( $wpdb->get_var( $wpdb->prepare( 'SHOW TABLES LIKE %s', $wpdb->esc_like( $wpdb->users ) ) ) !== null ); 94 95 // Ensure that sites appear in search engines by default. 96 $blog_public = 1; 97 if ( isset( $_POST['weblog_title'] ) ) { 98 $blog_public = isset( $_POST['blog_public'] ) ? (int) $_POST['blog_public'] : $blog_public; 99 } 100 101 $weblog_title = isset( $_POST['weblog_title'] ) ? trim( wp_unslash( $_POST['weblog_title'] ) ) : ''; 102 $user_name = isset( $_POST['user_name'] ) ? trim( wp_unslash( $_POST['user_name'] ) ) : ''; 103 $admin_email = isset( $_POST['admin_email'] ) ? trim( wp_unslash( $_POST['admin_email'] ) ) : ''; 104 105 if ( ! is_null( $error ) ) { 106 ?> 107 <h1><?php _ex( 'Welcome', 'Howdy' ); ?></h1> 108 <p class="message"><?php echo $error; ?></p> 109 <?php } ?> 110 <form id="setup" method="post" action="install.php?step=2" novalidate="novalidate"> 111 <table class="form-table" role="presentation"> 112 <tr> 113 <th scope="row"><label for="weblog_title"><?php _e( 'Site Title' ); ?></label></th> 114 <td><input name="weblog_title" type="text" id="weblog_title" size="25" value="<?php echo esc_attr( $weblog_title ); ?>" /></td> 115 </tr> 116 <tr> 117 <th scope="row"><label for="user_login"><?php _e( 'Username' ); ?></label></th> 118 <td> 119 <?php 120 if ( $user_table ) { 121 _e( 'User(s) already exists.' ); 122 echo '<input name="user_name" type="hidden" value="admin" />'; 123 } else { 124 ?> 125 <input name="user_name" type="text" id="user_login" size="25" aria-describedby="user-name-desc" value="<?php echo esc_attr( sanitize_user( $user_name, true ) ); ?>" /> 126 <p id="user-name-desc"><?php _e( 'Usernames can have only alphanumeric characters, spaces, underscores, hyphens, periods, and the @ symbol.' ); ?></p> 127 <?php 128 } 129 ?> 130 </td> 131 </tr> 132 <?php if ( ! $user_table ) : ?> 133 <tr class="form-field form-required user-pass1-wrap"> 134 <th scope="row"> 135 <label for="pass1"> 136 <?php _e( 'Password' ); ?> 137 </label> 138 </th> 139 <td> 140 <div class="wp-pwd"> 141 <?php $initial_password = isset( $_POST['admin_password'] ) ? stripslashes( $_POST['admin_password'] ) : wp_generate_password( 18 ); ?> 142 <div class="password-input-wrapper"> 143 <input type="password" name="admin_password" id="pass1" class="regular-text" autocomplete="new-password" spellcheck="false" data-reveal="1" data-pw="<?php echo esc_attr( $initial_password ); ?>" aria-describedby="pass-strength-result admin-password-desc" /> 144 <div id="pass-strength-result" aria-live="polite"></div> 145 </div> 146 <button type="button" class="button wp-hide-pw hide-if-no-js" data-start-masked="<?php echo (int) isset( $_POST['admin_password'] ); ?>" data-toggle="0" aria-label="<?php esc_attr_e( 'Hide password' ); ?>"> 147 <span class="dashicons dashicons-hidden"></span> 148 <span class="text"><?php _e( 'Hide' ); ?></span> 149 </button> 150 </div> 151 <p id="admin-password-desc"><span class="description important hide-if-no-js"> 152 <strong><?php _e( 'Important:' ); ?></strong> 153 <?php /* translators: The non-breaking space prevents 1Password from thinking the text "log in" should trigger a password save prompt. */ ?> 154 <?php _e( 'You will need this password to log in. Please store it in a secure location.' ); ?></span></p> 155 </td> 156 </tr> 157 <tr class="form-field form-required user-pass2-wrap hide-if-js"> 158 <th scope="row"> 159 <label for="pass2"><?php _e( 'Repeat Password' ); ?> 160 <span class="description"><?php _e( '(required)' ); ?></span> 161 </label> 162 </th> 163 <td> 164 <input type="password" name="admin_password2" id="pass2" autocomplete="new-password" spellcheck="false" /> 165 </td> 166 </tr> 167 <tr class="pw-weak"> 168 <th scope="row"><?php _e( 'Confirm Password' ); ?></th> 169 <td> 170 <label> 171 <input type="checkbox" name="pw_weak" class="pw-checkbox" /> 172 <?php _e( 'Confirm use of weak password' ); ?> 173 </label> 174 </td> 175 </tr> 176 <?php endif; ?> 177 <tr> 178 <th scope="row"><label for="admin_email"><?php _e( 'Your Email' ); ?></label></th> 179 <td><input name="admin_email" type="email" id="admin_email" size="25" aria-describedby="admin-email-desc" value="<?php echo esc_attr( $admin_email ); ?>" /> 180 <p id="admin-email-desc"><?php _e( 'Double-check your email address before continuing.' ); ?></p></td> 181 </tr> 182 <?php $blog_privacy_selector_title = has_action( 'blog_privacy_selector' ) ? __( 'Site visibility' ) : __( 'Search engine visibility' ); ?> 183 <tr> 184 <th scope="row"><?php echo $blog_privacy_selector_title; ?></th> 185 <td> 186 <fieldset> 187 <legend class="screen-reader-text"><span><?php echo $blog_privacy_selector_title; ?></span></legend> 188 <?php 189 if ( has_action( 'blog_privacy_selector' ) ) { 190 ?> 191 <input id="blog-public" type="radio" name="blog_public" value="1" <?php checked( 1, $blog_public ); ?> /> 192 <label for="blog-public"><?php _e( 'Allow search engines to index this site' ); ?></label><br /> 193 <input id="blog-norobots" type="radio" name="blog_public" aria-describedby="public-desc" value="0" <?php checked( 0, $blog_public ); ?> /> 194 <label for="blog-norobots"><?php _e( 'Discourage search engines from indexing this site' ); ?></label> 195 <p id="public-desc" class="description"><?php _e( 'Note: Discouraging search engines does not block access to your site — it is up to search engines to honor your request.' ); ?></p> 196 <?php 197 /** This action is documented in wp-admin/options-reading.php */ 198 do_action( 'blog_privacy_selector' ); 199 } else { 200 ?> 201 <label for="blog_public"><input name="blog_public" type="checkbox" id="blog_public" aria-describedby="privacy-desc" value="0" <?php checked( 0, $blog_public ); ?> /> 202 <?php _e( 'Discourage search engines from indexing this site' ); ?></label> 203 <p id="privacy-desc" class="description"><?php _e( 'It is up to search engines to honor this request.' ); ?></p> 204 <?php } ?> 205 </fieldset> 206 </td> 207 </tr> 208 </table> 209 <p class="step"><?php submit_button( __( 'Install WordPress' ), 'large', 'Submit', false, array( 'id' => 'submit' ) ); ?></p> 210 <input type="hidden" name="language" value="<?php echo isset( $_REQUEST['language'] ) ? esc_attr( $_REQUEST['language'] ) : ''; ?>" /> 211 </form> 212 <?php 213 } // End display_setup_form(). 214 215 // Let's check to make sure WP isn't already installed. 216 if ( is_blog_installed() ) { 217 display_header(); 218 die( 219 '<h1>' . __( 'Already Installed' ) . '</h1>' . 220 '<p>' . __( 'You appear to have already installed WordPress. To reinstall please clear your old database tables first.' ) . '</p>' . 221 '<p class="step"><a href="' . esc_url( wp_login_url() ) . '">' . __( 'Log In' ) . '</a></p>' . 222 '</body></html>' 223 ); 224 } 225 226 /** 227 * @global string $wp_version The WordPress version string. 228 * @global string $required_php_version The minimum required PHP version string. 229 * @global string[] $required_php_extensions The names of required PHP extensions. 230 * @global string $required_mysql_version The minimum required MySQL version string. 231 * @global wpdb $wpdb WordPress database abstraction object. 232 */ 233 global $wp_version, $required_php_version, $required_php_extensions, $required_mysql_version, $wpdb; 234 235 $php_version = PHP_VERSION; 236 $mysql_version = $wpdb->db_version(); 237 $php_compat = version_compare( $php_version, $required_php_version, '>=' ); 238 $mysql_compat = version_compare( $mysql_version, $required_mysql_version, '>=' ) || file_exists( WP_CONTENT_DIR . '/db.php' ); 239 240 $version_url = sprintf( 241 /* translators: %s: WordPress version. */ 242 esc_url( __( 'https://wordpress.org/documentation/wordpress-version/version-%s/' ) ), 243 sanitize_title( $wp_version ) 244 ); 245 246 $php_update_message = '</p><p>' . sprintf( 247 /* translators: %s: URL to Update PHP page. */ 248 __( '<a href="%s">Learn more about updating PHP</a>.' ), 249 esc_url( wp_get_update_php_url() ) 250 ); 251 252 $annotation = wp_get_update_php_annotation(); 253 254 if ( $annotation ) { 255 $php_update_message .= '</p><p><em>' . $annotation . '</em>'; 256 } 257 258 if ( ! $mysql_compat && ! $php_compat ) { 259 $compat = sprintf( 260 /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required PHP version number, 4: Minimum required MySQL version number, 5: Current PHP version number, 6: Current MySQL version number. */ 261 __( 'You cannot install because <a href="%1$s">WordPress %2$s</a> requires PHP version %3$s or higher and MySQL version %4$s or higher. You are running PHP version %5$s and MySQL version %6$s.' ), 262 $version_url, 263 $wp_version, 264 $required_php_version, 265 $required_mysql_version, 266 $php_version, 267 $mysql_version 268 ) . $php_update_message; 269 } elseif ( ! $php_compat ) { 270 $compat = sprintf( 271 /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required PHP version number, 4: Current PHP version number. */ 272 __( 'You cannot install because <a href="%1$s">WordPress %2$s</a> requires PHP version %3$s or higher. You are running version %4$s.' ), 273 $version_url, 274 $wp_version, 275 $required_php_version, 276 $php_version 277 ) . $php_update_message; 278 } elseif ( ! $mysql_compat ) { 279 $compat = sprintf( 280 /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required MySQL version number, 4: Current MySQL version number. */ 281 __( 'You cannot install because <a href="%1$s">WordPress %2$s</a> requires MySQL version %3$s or higher. You are running version %4$s.' ), 282 $version_url, 283 $wp_version, 284 $required_mysql_version, 285 $mysql_version 286 ); 287 } 288 289 if ( ! $mysql_compat || ! $php_compat ) { 290 display_header(); 291 die( '<h1>' . __( 'Requirements Not Met' ) . '</h1><p>' . $compat . '</p></body></html>' ); 292 } 293 294 if ( isset( $required_php_extensions ) && is_array( $required_php_extensions ) ) { 295 $missing_extensions = array(); 296 297 foreach ( $required_php_extensions as $extension ) { 298 if ( extension_loaded( $extension ) ) { 299 continue; 300 } 301 302 $missing_extensions[] = sprintf( 303 /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: The PHP extension name needed. */ 304 __( 'You cannot install because <a href="%1$s">WordPress %2$s</a> requires the %3$s PHP extension.' ), 305 $version_url, 306 $wp_version, 307 $extension 308 ); 309 } 310 311 if ( count( $missing_extensions ) > 0 ) { 312 display_header(); 313 die( '<h1>' . __( 'Requirements Not Met' ) . '</h1><p>' . implode( '</p><p>', $missing_extensions ) . '</p></body></html>' ); 314 } 315 } 316 317 if ( ! is_string( $wpdb->base_prefix ) || '' === $wpdb->base_prefix ) { 318 display_header(); 319 die( 320 '<h1>' . __( 'Configuration Error' ) . '</h1>' . 321 '<p>' . sprintf( 322 /* translators: %s: wp-config.php */ 323 __( 'Your %s file has an empty database table prefix, which is not supported.' ), 324 '<code>wp-config.php</code>' 325 ) . '</p></body></html>' 326 ); 327 } 328 329 // Set error message if DO_NOT_UPGRADE_GLOBAL_TABLES isn't set as it will break install. 330 if ( defined( 'DO_NOT_UPGRADE_GLOBAL_TABLES' ) ) { 331 display_header(); 332 die( 333 '<h1>' . __( 'Configuration Error' ) . '</h1>' . 334 '<p>' . sprintf( 335 /* translators: %s: DO_NOT_UPGRADE_GLOBAL_TABLES */ 336 __( 'The constant %s cannot be defined when installing WordPress.' ), 337 '<code>DO_NOT_UPGRADE_GLOBAL_TABLES</code>' 338 ) . '</p></body></html>' 339 ); 340 } 341 342 /** 343 * @global string $wp_local_package Locale code of the package. 344 * @global WP_Locale $wp_locale WordPress date and time locale object. 345 */ 346 $language = ''; 347 if ( ! empty( $_REQUEST['language'] ) ) { 348 $language = sanitize_locale_name( $_REQUEST['language'] ); 349 } elseif ( isset( $GLOBALS['wp_local_package'] ) ) { 350 $language = $GLOBALS['wp_local_package']; 351 } 352 353 $scripts_to_print = array( 'jquery' ); 354 355 switch ( $step ) { 356 case 0: // Step 0. 357 if ( wp_can_install_language_pack() && empty( $language ) ) { 358 $languages = wp_get_available_translations(); 359 if ( $languages ) { 360 $scripts_to_print[] = 'language-chooser'; 361 display_header( 'language-chooser' ); 362 echo '<form id="setup" method="post" action="?step=1">'; 363 wp_install_language_form( $languages ); 364 echo '</form>'; 365 break; 366 } 367 } 368 369 // Deliberately fall through if we can't reach the translations API. 370 371 case 1: // Step 1, direct link or from language chooser. 372 if ( ! empty( $language ) ) { 373 $loaded_language = wp_download_language_pack( $language ); 374 if ( $loaded_language ) { 375 load_default_textdomain( $loaded_language ); 376 $GLOBALS['wp_locale'] = new WP_Locale(); 377 } 378 } 379 380 $scripts_to_print[] = 'user-profile'; 381 382 display_header(); 383 ?> 384 <h1><?php _ex( 'Welcome', 'Howdy' ); ?></h1> 385 <p><?php _e( 'Welcome to the famous five-minute WordPress installation process! Just fill in the information below and you’ll be on your way to using the most extendable and powerful personal publishing platform in the world.' ); ?></p> 386 387 <h2><?php _e( 'Information needed' ); ?></h2> 388 <p><?php _e( 'Please provide the following information. Do not worry, you can always change these settings later.' ); ?></p> 389 390 <?php 391 display_setup_form(); 392 break; 393 case 2: 394 if ( ! empty( $language ) && load_default_textdomain( $language ) ) { 395 $loaded_language = $language; 396 $GLOBALS['wp_locale'] = new WP_Locale(); 397 } else { 398 $loaded_language = 'en_US'; 399 } 400 401 if ( ! empty( $wpdb->error ) ) { 402 wp_die( $wpdb->error->get_error_message() ); 403 } 404 405 $scripts_to_print[] = 'user-profile'; 406 407 display_header(); 408 // Fill in the data we gathered. 409 $weblog_title = isset( $_POST['weblog_title'] ) ? trim( wp_unslash( $_POST['weblog_title'] ) ) : ''; 410 $user_name = isset( $_POST['user_name'] ) ? trim( wp_unslash( $_POST['user_name'] ) ) : ''; 411 $admin_password = isset( $_POST['admin_password'] ) ? wp_unslash( $_POST['admin_password'] ) : ''; 412 $admin_password_check = isset( $_POST['admin_password2'] ) ? wp_unslash( $_POST['admin_password2'] ) : ''; 413 $admin_email = isset( $_POST['admin_email'] ) ? trim( wp_unslash( $_POST['admin_email'] ) ) : ''; 414 $public = isset( $_POST['blog_public'] ) ? (int) $_POST['blog_public'] : 1; 415 416 // Check email address. 417 $error = false; 418 if ( empty( $user_name ) ) { 419 // TODO: Poka-yoke. 420 display_setup_form( __( 'Please provide a valid username.' ) ); 421 $error = true; 422 } elseif ( sanitize_user( $user_name, true ) !== $user_name ) { 423 display_setup_form( __( 'The username you provided has invalid characters.' ) ); 424 $error = true; 425 } elseif ( $admin_password !== $admin_password_check ) { 426 // TODO: Poka-yoke. 427 display_setup_form( __( 'Your passwords do not match. Please try again.' ) ); 428 $error = true; 429 } elseif ( empty( $admin_email ) ) { 430 // TODO: Poka-yoke. 431 display_setup_form( __( 'You must provide an email address.' ) ); 432 $error = true; 433 } elseif ( ! is_email( $admin_email ) ) { 434 // TODO: Poka-yoke. 435 display_setup_form( __( 'Sorry, that is not a valid email address. Email addresses look like <code>username@example.com</code>.' ) ); 436 $error = true; 437 } 438 439 if ( false === $error ) { 440 $wpdb->show_errors(); 441 $result = wp_install( $weblog_title, $user_name, $admin_email, $public, '', wp_slash( $admin_password ), $loaded_language ); 442 ?> 443 444 <h1><?php _e( 'Success!' ); ?></h1> 445 446 <p><?php _e( 'WordPress has been installed. Thank you, and enjoy!' ); ?></p> 447 448 <table class="form-table install-success"> 449 <tr> 450 <th><?php _e( 'Username' ); ?></th> 451 <td><?php echo esc_html( sanitize_user( $user_name, true ) ); ?></td> 452 </tr> 453 <tr> 454 <th><?php _e( 'Password' ); ?></th> 455 <td> 456 <?php if ( ! empty( $result['password'] ) && empty( $admin_password_check ) ) : ?> 457 <code><?php echo esc_html( $result['password'] ); ?></code><br /> 458 <?php endif; ?> 459 <p><?php echo $result['password_message']; ?></p> 460 </td> 461 </tr> 462 </table> 463 464 <p class="step"><a href="<?php echo esc_url( wp_login_url() ); ?>"><?php _e( 'Log In' ); ?></a></p> 465 466 <?php 467 } 468 break; 469 } 470 471 if ( ! wp_is_mobile() ) { 472 ?> 473 <script type="text/javascript">var t = document.getElementById('weblog_title'); if (t){ t.focus(); }</script> 474 <?php 475 } 476 477 wp_print_scripts( $scripts_to_print ); 478 ?> 479 <script type="text/javascript"> 480 jQuery( function( $ ) { 481 $( '.hide-if-no-js' ).removeClass( 'hide-if-no-js' ); 482 } ); 483 </script> 484 </body> 485 </html>
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| Generated : Thu Oct 30 08:20:06 2025 | Cross-referenced by PHPXref |