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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 lang="en-US"> 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 admin-color-modern"> 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 Class attribute values for the body tag. 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 admin-color-modern<?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 Error message to display, if any. 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 <?php if ( $user_table ) : ?> 118 <th scope="row"><?php _e( 'Username' ); ?></th> 119 <td> 120 <?php _e( 'User(s) already exists.' ); ?> 121 <input name="user_name" type="hidden" value="admin" /> 122 </td> 123 <?php else : ?> 124 <th scope="row"><label for="user_login"><?php _e( 'Username' ); ?></label></th> 125 <td> 126 <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 ) ); ?>" /> 127 <p id="user-name-desc"><?php _e( 'Usernames can have only alphanumeric characters, spaces, underscores, hyphens, periods, and the @ symbol.' ); ?></p> 128 </td> 129 <?php endif; ?> 130 </tr> 131 <?php if ( ! $user_table ) : ?> 132 <tr class="form-field form-required user-pass1-wrap"> 133 <th scope="row"> 134 <label for="pass1"> 135 <?php _e( 'Password' ); ?> 136 </label> 137 </th> 138 <td> 139 <div class="wp-pwd"> 140 <?php $initial_password = isset( $_POST['admin_password'] ) ? stripslashes( $_POST['admin_password'] ) : wp_generate_password( 18 ); ?> 141 <div class="password-input-wrapper"> 142 <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" /> 143 <div id="pass-strength-result" aria-live="polite"></div> 144 </div> 145 <button type="button" class="button wp-hide-pw user-new-password-toggle 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' ); ?>"> 146 <span class="dashicons dashicons-hidden"></span> 147 <span class="text"><?php _e( 'Hide' ); ?></span> 148 </button> 149 </div> 150 <p id="admin-password-desc"><span class="description important hide-if-no-js"> 151 <strong><?php _e( 'Important:' ); ?></strong> 152 <?php /* translators: The non-breaking space prevents 1Password from thinking the text "log in" should trigger a password save prompt. */ ?> 153 <?php _e( 'You will need this password to log in. Please store it in a secure location.' ); ?></span></p> 154 </td> 155 </tr> 156 <tr class="form-field form-required user-pass2-wrap hide-if-js"> 157 <th scope="row"> 158 <label for="pass2"><?php _e( 'Repeat Password' ); ?> 159 <span class="description"><?php _e( '(required)' ); ?></span> 160 </label> 161 </th> 162 <td> 163 <input type="password" name="admin_password2" id="pass2" autocomplete="new-password" spellcheck="false" /> 164 </td> 165 </tr> 166 <tr class="pw-weak"> 167 <th scope="row"><?php _e( 'Confirm Password' ); ?></th> 168 <td> 169 <label> 170 <input type="checkbox" name="pw_weak" class="pw-checkbox" /> 171 <?php _e( 'Confirm use of weak password' ); ?> 172 </label> 173 </td> 174 </tr> 175 <?php endif; ?> 176 <tr> 177 <th scope="row"><label for="admin_email"><?php _e( 'Your Email' ); ?></label></th> 178 <td><input name="admin_email" type="email" id="admin_email" size="25" aria-describedby="admin-email-desc" value="<?php echo esc_attr( $admin_email ); ?>" /> 179 <p id="admin-email-desc"><?php _e( 'Double-check your email address before continuing.' ); ?></p></td> 180 </tr> 181 <?php 182 $has_action_blog_privacy_selector = has_action( 'blog_privacy_selector' ); 183 $blog_privacy_selector_title = $has_action_blog_privacy_selector ? __( 'Site visibility' ) : __( 'Search engine visibility' ); 184 $fieldset_aria_describedby = $has_action_blog_privacy_selector ? ' aria-describedby="options-site-visibility-description"' : ''; 185 ?> 186 <tr> 187 <th scope="row"><?php echo esc_html( $blog_privacy_selector_title ); ?></th> 188 <td> 189 <fieldset<?php echo $fieldset_aria_describedby; ?>> 190 <legend class="screen-reader-text"><?php echo esc_html( $blog_privacy_selector_title ); ?></legend> 191 <?php 192 if ( $has_action_blog_privacy_selector ) { 193 ?> 194 <input id="blog-public" type="radio" name="blog_public" value="1" <?php checked( 1, $blog_public ); ?> /> 195 <label for="blog-public"><?php _e( 'Allow search engines to index this site' ); ?></label><br /> 196 <input id="blog-norobots" type="radio" name="blog_public" value="0" <?php checked( 0, $blog_public ); ?> /> 197 <label for="blog-norobots"><?php _e( 'Discourage search engines from indexing this site' ); ?></label> 198 <p id="options-site-visibility-description" 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> 199 <?php 200 /** This action is documented in wp-admin/options-reading.php */ 201 do_action( 'blog_privacy_selector' ); 202 } else { 203 ?> 204 <input name="blog_public" type="checkbox" id="blog_public" aria-describedby="options-site-visibility-description" value="0" <?php checked( 0, $blog_public ); ?> /> 205 <label for="blog_public"><?php _e( 'Discourage search engines from indexing this site' ); ?></label> 206 <p id="options-site-visibility-description" class="description"><?php _e( 'It is up to search engines to honor this request.' ); ?></p> 207 <?php } ?> 208 </fieldset> 209 </td> 210 </tr> 211 </table> 212 <p class="step"><?php submit_button( __( 'Install WordPress' ), 'large', 'Submit', false, array( 'id' => 'submit' ) ); ?></p> 213 <input type="hidden" name="language" value="<?php echo isset( $_REQUEST['language'] ) ? esc_attr( $_REQUEST['language'] ) : ''; ?>" /> 214 </form> 215 <?php 216 } // End display_setup_form(). 217 218 // Let's check to make sure WP isn't already installed. 219 if ( is_blog_installed() ) { 220 display_header(); 221 die( 222 '<h1>' . __( 'Already Installed' ) . '</h1>' . 223 '<p>' . __( 'You appear to have already installed WordPress. To reinstall please clear your old database tables first.' ) . '</p>' . 224 '<p class="step"><a href="' . esc_url( wp_login_url() ) . '">' . __( 'Log In' ) . '</a></p>' . 225 '</body></html>' 226 ); 227 } 228 229 /** 230 * @global string $wp_version The WordPress version string. 231 * @global string $required_php_version The minimum required PHP version string. 232 * @global string[] $required_php_extensions The names of required PHP extensions. 233 * @global string $required_mysql_version The minimum required MySQL version string. 234 * @global wpdb $wpdb WordPress database abstraction object. 235 */ 236 global $wp_version, $required_php_version, $required_php_extensions, $required_mysql_version, $wpdb; 237 238 $php_version = PHP_VERSION; 239 $mysql_version = $wpdb->db_version(); 240 $php_compat = version_compare( $php_version, $required_php_version, '>=' ); 241 $mysql_compat = version_compare( $mysql_version, $required_mysql_version, '>=' ) || file_exists( WP_CONTENT_DIR . '/db.php' ); 242 243 $version_url = sprintf( 244 /* translators: %s: WordPress version. */ 245 esc_url( __( 'https://wordpress.org/documentation/wordpress-version/version-%s/' ) ), 246 sanitize_title( $wp_version ) 247 ); 248 249 $php_update_message = '</p><p>' . sprintf( 250 /* translators: %s: URL to Update PHP page. */ 251 __( '<a href="%s">Learn more about updating PHP</a>.' ), 252 esc_url( wp_get_update_php_url() ) 253 ); 254 255 $annotation = wp_get_update_php_annotation(); 256 257 if ( $annotation ) { 258 $php_update_message .= '</p><p><em>' . $annotation . '</em>'; 259 } 260 261 if ( ! $mysql_compat && ! $php_compat ) { 262 $compat = sprintf( 263 /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required PHP version number, 4: Minimum required MySQL version number, 5: Current PHP version number, 6: Current MySQL version number. */ 264 __( 'You cannot install because <a href="%1$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.' ), 265 $version_url, 266 $wp_version, 267 $required_php_version, 268 $required_mysql_version, 269 $php_version, 270 $mysql_version 271 ) . $php_update_message; 272 } elseif ( ! $php_compat ) { 273 $compat = sprintf( 274 /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required PHP version number, 4: Current PHP version number. */ 275 __( 'You cannot install because <a href="%1$s">WordPress %2$s</a> requires PHP version %3$s or higher. You are running version %4$s.' ), 276 $version_url, 277 $wp_version, 278 $required_php_version, 279 $php_version 280 ) . $php_update_message; 281 } elseif ( ! $mysql_compat ) { 282 $compat = sprintf( 283 /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required MySQL version number, 4: Current MySQL version number. */ 284 __( 'You cannot install because <a href="%1$s">WordPress %2$s</a> requires MySQL version %3$s or higher. You are running version %4$s.' ), 285 $version_url, 286 $wp_version, 287 $required_mysql_version, 288 $mysql_version 289 ); 290 } 291 292 if ( ! $mysql_compat || ! $php_compat ) { 293 display_header(); 294 die( '<h1>' . __( 'Requirements Not Met' ) . '</h1><p>' . $compat . '</p></body></html>' ); 295 } 296 297 if ( isset( $required_php_extensions ) && is_array( $required_php_extensions ) ) { 298 $missing_extensions = array(); 299 300 foreach ( $required_php_extensions as $extension ) { 301 if ( extension_loaded( $extension ) ) { 302 continue; 303 } 304 305 $missing_extensions[] = sprintf( 306 /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: The PHP extension name needed. */ 307 __( 'You cannot install because <a href="%1$s">WordPress %2$s</a> requires the %3$s PHP extension.' ), 308 $version_url, 309 $wp_version, 310 $extension 311 ); 312 } 313 314 if ( count( $missing_extensions ) > 0 ) { 315 display_header(); 316 die( '<h1>' . __( 'Requirements Not Met' ) . '</h1><p>' . implode( '</p><p>', $missing_extensions ) . '</p></body></html>' ); 317 } 318 } 319 320 if ( ! is_string( $wpdb->base_prefix ) || '' === $wpdb->base_prefix ) { 321 display_header(); 322 die( 323 '<h1>' . __( 'Configuration Error' ) . '</h1>' . 324 '<p>' . sprintf( 325 /* translators: %s: wp-config.php */ 326 __( 'Your %s file has an empty database table prefix, which is not supported.' ), 327 '<code>wp-config.php</code>' 328 ) . '</p></body></html>' 329 ); 330 } 331 332 // Set error message if DO_NOT_UPGRADE_GLOBAL_TABLES isn't set as it will break install. 333 if ( defined( 'DO_NOT_UPGRADE_GLOBAL_TABLES' ) ) { 334 display_header(); 335 die( 336 '<h1>' . __( 'Configuration Error' ) . '</h1>' . 337 '<p>' . sprintf( 338 /* translators: %s: DO_NOT_UPGRADE_GLOBAL_TABLES */ 339 __( 'The constant %s cannot be defined when installing WordPress.' ), 340 '<code>DO_NOT_UPGRADE_GLOBAL_TABLES</code>' 341 ) . '</p></body></html>' 342 ); 343 } 344 345 /** 346 * @global string $wp_local_package Locale code of the package. 347 * @global WP_Locale $wp_locale WordPress date and time locale object. 348 * @global wpdb $wpdb WordPress database abstraction object. 349 */ 350 $language = ''; 351 if ( ! empty( $_REQUEST['language'] ) ) { 352 $language = sanitize_locale_name( $_REQUEST['language'] ); 353 } elseif ( isset( $GLOBALS['wp_local_package'] ) ) { 354 $language = $GLOBALS['wp_local_package']; 355 } 356 357 $scripts_to_print = array( 'jquery' ); 358 359 switch ( $step ) { 360 case 0: // Step 0. 361 if ( wp_can_install_language_pack() && empty( $language ) ) { 362 $languages = wp_get_available_translations(); 363 if ( $languages ) { 364 $scripts_to_print[] = 'language-chooser'; 365 display_header( 'language-chooser' ); 366 echo '<form id="setup" method="post" action="?step=1">'; 367 wp_install_language_form( $languages ); 368 echo '</form>'; 369 break; 370 } 371 } 372 373 // Deliberately fall through if we can't reach the translations API. 374 375 case 1: // Step 1, direct link or from language chooser. 376 if ( ! empty( $language ) ) { 377 $loaded_language = wp_download_language_pack( $language ); 378 if ( $loaded_language ) { 379 load_default_textdomain( $loaded_language ); 380 $GLOBALS['wp_locale'] = new WP_Locale(); 381 } 382 } 383 384 $scripts_to_print[] = 'user-profile'; 385 386 display_header(); 387 ?> 388 <h1><?php _ex( 'Welcome', 'Howdy' ); ?></h1> 389 <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> 390 391 <h2><?php _e( 'Information needed' ); ?></h2> 392 <p><?php _e( 'Please provide the following information. Do not worry, you can always change these settings later.' ); ?></p> 393 394 <?php 395 display_setup_form(); 396 break; 397 case 2: 398 if ( ! empty( $language ) && load_default_textdomain( $language ) ) { 399 $loaded_language = $language; 400 $GLOBALS['wp_locale'] = new WP_Locale(); 401 } else { 402 $loaded_language = 'en_US'; 403 } 404 405 if ( ! empty( $wpdb->error ) ) { 406 wp_die( $wpdb->error->get_error_message() ); 407 } 408 409 $scripts_to_print[] = 'user-profile'; 410 411 display_header(); 412 // Fill in the data we gathered. 413 $weblog_title = isset( $_POST['weblog_title'] ) ? trim( wp_unslash( $_POST['weblog_title'] ) ) : ''; 414 $user_name = isset( $_POST['user_name'] ) ? trim( wp_unslash( $_POST['user_name'] ) ) : ''; 415 $admin_password = isset( $_POST['admin_password'] ) ? wp_unslash( $_POST['admin_password'] ) : ''; 416 $admin_password_check = isset( $_POST['admin_password2'] ) ? wp_unslash( $_POST['admin_password2'] ) : ''; 417 $admin_email = isset( $_POST['admin_email'] ) ? trim( wp_unslash( $_POST['admin_email'] ) ) : ''; 418 $public = isset( $_POST['blog_public'] ) ? (int) $_POST['blog_public'] : 1; 419 420 // Check email address. 421 $error = false; 422 if ( empty( $user_name ) ) { 423 // TODO: Poka-yoke. 424 display_setup_form( __( 'Please provide a valid username.' ) ); 425 $error = true; 426 } elseif ( sanitize_user( $user_name, true ) !== $user_name ) { 427 display_setup_form( __( 'The username you provided has invalid characters.' ) ); 428 $error = true; 429 } elseif ( $admin_password !== $admin_password_check ) { 430 // TODO: Poka-yoke. 431 display_setup_form( __( 'Your passwords do not match. Please try again.' ) ); 432 $error = true; 433 } elseif ( empty( $admin_email ) ) { 434 // TODO: Poka-yoke. 435 display_setup_form( __( 'You must provide an email address.' ) ); 436 $error = true; 437 } elseif ( ! is_email( $admin_email ) ) { 438 // TODO: Poka-yoke. 439 display_setup_form( __( 'Sorry, that is not a valid email address. Email addresses look like <code>username@example.com</code>.' ) ); 440 $error = true; 441 } 442 443 if ( false === $error ) { 444 $wpdb->show_errors(); 445 $result = wp_install( $weblog_title, $user_name, $admin_email, $public, '', wp_slash( $admin_password ), $loaded_language ); 446 ?> 447 448 <h1><?php _e( 'Success!' ); ?></h1> 449 450 <p><?php _e( 'WordPress has been installed. Thank you, and enjoy!' ); ?></p> 451 452 <table class="form-table install-success"> 453 <tr> 454 <th><?php _e( 'Username' ); ?></th> 455 <td><?php echo esc_html( sanitize_user( $user_name, true ) ); ?></td> 456 </tr> 457 <tr> 458 <th><?php _e( 'Password' ); ?></th> 459 <td> 460 <?php if ( ! empty( $result['password'] ) && empty( $admin_password_check ) ) : ?> 461 <code><?php echo esc_html( $result['password'] ); ?></code><br /> 462 <?php endif; ?> 463 <p><?php echo $result['password_message']; ?></p> 464 </td> 465 </tr> 466 </table> 467 468 <p class="step"><a href="<?php echo esc_url( wp_login_url() ); ?>"><?php _e( 'Log In' ); ?></a></p> 469 470 <?php 471 } 472 break; 473 } 474 475 if ( ! wp_is_mobile() ) { 476 wp_print_inline_script_tag( 477 <<<'JS' 478 const t = document.getElementById( 'weblog_title' ); 479 if ( t ) { 480 t.focus(); 481 } 482 JS 483 ); 484 } 485 486 wp_print_scripts( $scripts_to_print ); 487 488 wp_print_inline_script_tag( 489 <<<'JS' 490 /** 491 * Shows the content intended only for browsers with JS enabled. 492 * 493 * @param {JQueryStatic} $ The jQuery object. 494 */ 495 jQuery( function ( $ ) { 496 $( '.hide-if-no-js' ).removeClass( 'hide-if-no-js' ); 497 } ); 498 JS 499 ); 500 ?> 501 </body> 502 </html>
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| Generated : Fri Sep 25 08:20:31 2026 | Cross-referenced by PHPXref |