error.php

<?php
/*

 This script handles all 401, 403 and 404 error redirects,
 and some directory requests (like /images). Uses the
 preferred language setting and the REQUEST_URI to guess what
 page should be displayed. In case there is no page that can
 be displayed, the user is redirected to a search page.

*/

// Ensure that our environment is set up
include_once __DIR__ . '/include/prepend.inc';
include_once __DIR__ . '/include/languages.inc';
include_once __DIR__ . '/include/loadavg.inc';
include_once __DIR__ . '/include/errors.inc';

// Get URI for this request, strip leading slash
// See langchooser.inc for more info on STRIPPED_URI
$URI = substr($_SERVER['STRIPPED_URI'], 1);

// ============================================================================
// Mozilla Search Sidebar plugin resource file handling (need to be mirror
// dependent, so the search results will show up in the sidebar)
if ($URI == 'phpnetsearch.src') {
    status_header(200);
    include_once __DIR__ . '/include/mozsearch.inc';
    exit;
}
// FIXME: Nuke the old firefox search plugin
if ($URI == 'phpnetimprovedsearch.src') {
    status_header(200);
    include_once __DIR__ . '/include/mozopensearch.inc';
    exit;
}

// ============================================================================
// BC: handle bugs.php moved completely to bugs.php.net
if (preg_match("!^bugs.php\\?(.+)$!", $URI, $array)) {
    mirror_redirect("https://bugs.php.net/?$array[1]");
}

// ============================================================================
// FC: handle advisories
if (preg_match("!^security/advisories/PHPSA-(\\d+)\\.php$!", $URI, $array)) {
    status_header(200);
    $_GET["id"] = $array[1];
    include_once __DIR__ . '/security/index.php';
    exit;
}

// ============================================================================
// Omit query string from URL and urldecode special chars
$URI = urldecode(preg_replace("!(\\?.*$)!", "", $URI));

// ============================================================================
// An empty URI is useless at this point, so let's give them the search page
if (empty($URI)) {
    mirror_redirect("/search.php");
}

// ============================================================================
// Perform a redirect for manual figures, other images display a 404 automatically
if (preg_match("!^manual/(\\w+)/(print|printwn)/figures/(.+)$!", $URI, $parts)) {
    mirror_redirect("/manual/$parts[1]/figures/$parts[3]");
} elseif (preg_match("!\\.(pdf|gif|jpg|png)$!i", $URI)) {
    error_404();
}

// ============================================================================
// BC: handle .php3 files that were renamed to .php
if (preg_match("!(.*\\.php)3$!", $URI, $array)) {
    mirror_redirect("/$array[1]");
}

// ============================================================================
// BC: handle moving english manual down into its own directory (also supports
//     default language manual accessibility on mirror sites through /manual/filename)
// @todo do we rely on this? how about removing it...
if (preg_match("!^manual/([^/]*)$!", $URI, $array)) {
    if (!isset($INACTIVE_ONLINE_LANGUAGES[$array[1]])) {
        mirror_redirect("/manual/$LANG/$array[1]");
    }
} elseif (preg_match("!^manual/html/([^/]+)$!", $URI, $array)) {
    $array[1] = preg_replace("!.html$!", ".php", $array[1]);
    mirror_redirect("/manual/$LANG/$array[1]");
}

// ============================================================================
// BC: News archive moved to subfolder
if (preg_match("!^news-(\\d+)(\\.|$)!", $URI, $array)) {
    mirror_redirect("/archive/$array[1].php");
}

// ============================================================================
// BC: Release files moved to subfolder
if (preg_match("!^release_([^\\.]+)(\\.php$|$)!", $URI, $array)) {
    mirror_redirect("/releases/$array[1].php");
}

// ============================================================================
// BC: Printer friendly manual page handling was separate previously, but we
// only need to redirect the old URLs now. Our pages are now printer friendly
// by design.
if (preg_match("!^manual/(\\w+)/(print|printwn|html)((/.+)|$)!", $URI, $array)) {
    $array[3] = preg_replace("!.html$!", ".php", $array[3]);
    mirror_redirect("/manual/$array[1]$array[3]");
}

// ============================================================================
// If someone is looking for something in distributions/* and it isn't there,
// send them to the /releases page since that is likely to be most helpful.
if (preg_match("!^distributions/.*!", $URI, $array)) {
    status_header(404);
    include_once __DIR__ . "/releases/index.php";
}

// ============================================================================
// The trailing slash only causes problems from now on
$URI = preg_replace('!/+$!', '', $URI);

// ============================================================================
// Some nice URLs for getting something for download
if (preg_match("!^get/([^/]+)$!", $URI, $what)) {
    switch ($what[1]) {
        case "php"           : $URI = "downloads"; break;
        case "docs"          : // intentional
        case "documentation" : $URI = "download-docs"; break;
    }
}


// ============================================================================
// Nice URLs for download files, so wget works completely well with download links
if (preg_match("!^get/([^/]+)/from/([^/]+)(/mirror)?$!", $URI, $dlinfo)) {

    $df = $dlinfo[1];
    if(strpos($df, "7-LATEST") !== false) {
        include_once __DIR__ . "/include/version.inc";
        [ $latest ] = release_get_latest();
        $df = str_replace("7-LATEST", $latest, $df);
    }

    $mr = "https://www.php.net/";

    // Check if that mirror really exists if not, bail out
    if(!isset($MIRRORS[$mr])) {
        error_nomirror($mr);
        exit;
    }

    // Start the download process
    include __DIR__ . "/include/do-download.inc";
    $filename = get_actual_download_file($df);
    if ($filename) {
        status_header(200);
        download_file($mr, $filename);
    } else {
        status_header(404);
        /* The file didn't exist on this server.. ask the user to pick another mirror */
        include __DIR__ . "/include/get-download.inc";
    }
    exit;
}

// php.net/42 --> likely a bug number
if (is_numeric($URI)) {
    mirror_redirect("http://bugs.php.net/bug.php?id=$URI");
}

// ============================================================================
// Redirect if the entered URI was a PHP page name (except some pages,
// which we display in the mirror's language or the explicitly specified
// language [see below])
if (!in_array($URI, array('mirror-info', 'error', 'mod')) &&
    file_exists($_SERVER['DOCUMENT_ROOT'] . "/$URI.php")) {
    mirror_redirect("/$URI.php");
}

// Work with lowercased URI from now
$URI = strtolower($URI);

// Redirection hack, see error.inc for detailed description
// These expect -foo not _foo
$term = str_replace('_', '-', $URI);

if ($path = is_known_ini($term)) {
    status_header(301);
    mirror_redirect("/manual/$LANG/$path");
    exit;
}
if ($path = is_known_variable($term)) {
    status_header(301);
    mirror_redirect("/manual/$LANG/$path");
    exit;
}
if ($path = is_known_term($term)) {
    status_header(301);
    mirror_redirect("/manual/$LANG/$path");
    exit;
}

// ============================================================================
// Major manual page modifications (need to handle shortcuts and pages in all languages)
// Used permanent HTTP redirects, so search engines will be able to pick up the correct
// new URLs for these pages.
$manual_page_moves = array(
    // entry point changed
    'installation'               => 'install',

    // was split among platforms (don't know where to redirect)
    'install.apache'             => 'install',
    'install.apache2'            => 'install',
    'install.netscape-enterprise'=> 'install',
    'install.otherhttpd'         => 'install',

    // moved to platform sections
    'install.caudium'            => 'install.unix.caudium',
    'install.commandline'        => 'install.unix.commandline',
    'install.fhttpd'             => 'install.unix.fhttpd',
    'install.hpux'               => 'install.unix.hpux',
    'install.iis'                => 'install.windows.iis',
    'install.linux'              => 'install.unix',
    'install.omnihttpd'          => 'install.windows.omnihttpd',
    'install.openbsd'            => 'install.unix.openbsd',
    'install.sambar'             => 'install.windows.sambar',
    'install.solaris'            => 'install.unix.solaris',
    'install.xitami'             => 'install.windows.xitami',
    'install.windows.installer.msi' => 'install.windows',
    'install.windows.installer'  => 'install.windows',

    // Internals docs where moved
    'zend'                       => 'internals2.ze1.zendapi',
    'zend-api'                   => 'internals2.ze1.zendapi',
    'internals.pdo'              => 'internals2.pdo',
    'phpdevel'                   => 'internals2.ze1.php3devel',
    'tsrm'                       => 'internals2.ze1.tsrm',

    // Replaced extensions
    'aspell'                     => 'pspell',

    // Refactored
    'regexp.reference'           => 'regexp.introduction',
);

if (isset($manual_page_moves[$URI])) {
    status_header(301);
    mirror_redirect("/" . $manual_page_moves[$URI]);
} elseif (preg_match("!^manual/([^/]+)/([^/]+).php$!", $URI, $match) &&
          isset($manual_page_moves[$match[2]])) {
    status_header(301);
    mirror_redirect("/manual/$match[1]/" . $manual_page_moves[$match[2]] . ".php");
}

// ============================================================================
// Define shortcuts for PHP files, manual pages and external redirects
$uri_aliases = array (

    # PHP page shortcuts
    "download"      => "downloads",
    "getphp"        => "downloads",
    "getdocs"       => "download-docs",
    "documentation" => "docs",
    "mailinglists"  => "mailing-lists",
    "mailinglist"   => "mailing-lists",
    "changelog"     => "ChangeLog-7",
    "gethelp"       => "support",
    "help"          => "support",
    "unsubscribe"   => "unsub",
    "subscribe"     => "mailing-lists",
    "logos"         => "download-logos",

    # manual shortcuts
    "intro"        => "introduction",
    "whatis"       => "introduction",
    "whatisphp"    => "introduction",
    "what_is_php"  => "introduction",

    "windows"      => "install.windows",
    "win32"        => "install.windows",

    "globals"          => "language.variables.predefined",
    "register_globals" => "security.globals",
    "registerglobals"  => "security.globals",
    "manual/en/security.registerglobals.php" => "security.globals", // fix for 4.3.8 configure
    "magic_quotes"     => "security.magicquotes",
    "magicquotes"      => "security.magicquotes",
    "gd"               => "image",
    "bcmath"           => "bc",
    'streams'          => 'book.stream',
    "mongodb"          => "set.mongodb",

    "callback"     => "language.pseudo-types",
    "number"       => "language.pseudo-types",
    "mixed"        => "language.pseudo-types",
    "bool"         => "language.types.boolean",
    "boolean"      => "language.types.boolean",
    "int"          => "language.types.integer",
    "integer"      => "language.types.integer",
    "float"        => "language.types.float",
    "string"       => "language.types.string",
    "heredoc"      => "language.types.string",
    "<<<"          => "language.types.string",
    "object"       => "language.types.object",
    "null"         => "language.types.null",
    'callable'     => 'language.types.callable',

    "htaccess"     => "configuration.changes",
    "php_value"    => "configuration.changes",

    "ternary"      => "language.operators.comparison",
    "instanceof"   => "language.operators.type",
    "if"           => "language.control-structures",
    "static"       => "language.variables.scope",
    "global"       => "language.variables.scope",
    "@"            => "language.operators.errorcontrol",
    "&"            => "language.references",
    "**"           => "language.operators.arithmetic",
    "..."          => "functions.arguments",
    "splat"        => "functions.arguments",

    "dowhile"      => "control-structures.do.while",

    "tut"          => "tutorial",
    "tut.php"      => "tutorial", // BC

    "faq.php"      => "faq",      // BC
    "bugs.php"     => "bugs",     // BC
    "bugstats.php" => "bugstats", // BC
    "docs-echm.php"=> "download-docs", // BC

    "odbc"         => "uodbc", // BC

    "links"        => "support", // BC
    "links.php"    => "support", // BC
    "oracle"       => "oci8",
    "_"            => "function.gettext",
    "cli"          => "features.commandline",

    "oop4"         => "language.oop",
    "oop"          => "language.oop5",

    "const"        => "language.constants.syntax",
    "class"        => "language.oop5.basic",
    "new"          => "language.oop5.basic",
    "extends"      => "language.oop5.basic",
    "clone"        => "language.oop5.cloning",
    "construct"    => "language.oop5.decon",
    "destruct"     => "language.oop5.decon",
    "public"       => "language.oop5.visibility",
    "private"      => "language.oop5.visibility",
    "protected"    => "language.oop5.visibility",
    "var"          => "language.oop5.visibility",
    "abstract"     => "language.oop5.abstract",
    "interface"    => "language.oop5.interfaces",
    "interfaces"   => "language.oop5.interfaces",
    "autoload"     => "language.oop5.autoload",
    "__autoload"   => "language.oop5.autoload",
    "language.oop5.reflection" => "book.reflection", // BC
    "::"           => "language.oop5.paamayim-nekudotayim",

    "__construct"  => "language.oop5.decon",
    "__destruct"   => "language.oop5.decon",
    "__call"       => "language.oop5.overloading",
    "__callstatic" => "language.oop5.overloading",
    "__get"        => "language.oop5.overloading",
    "__set"        => "language.oop5.overloading",
    "__isset"      => "language.oop5.overloading",
    "__unset"      => "language.oop5.overloading",
    "__sleep"      => "language.oop5.magic",
    "__wakeup"     => "language.oop5.magic",
    "__tostring"   => "language.oop5.magic",
    "__set_state"  => "language.oop5.magic",
    "__debuginfo"  => "language.oop5.magic",
    "__clone"      => "language.oop5.cloning",

    "throw"        => "language.exceptions",
    "try"          => "language.exceptions",
    "catch"        => "language.exceptions",
    "lsb"          => "language.oop5.late-static-bindings",
    "namespace"    => "language.namespaces",
    "use"          => "language.namespaces.using",
    "iterator"     => "language.oop5.iterations",

    "factory"      => "language.oop5.patterns",
    "singleton"    => "language.oop5.patterns",

    "trait"        => "language.oop5.traits",
    "traits"       => "language.oop5.traits",

    "news.php"                     => "archive/index", // BC
    "readme.mirror"                => "mirroring", // BC

    "php5"                         => "language.oop5",
    "zend_changes.txt"             => "language.oop5", // BC
    "zend2_example.phps"           => "language.oop5", // BC
    "zend_changes_php_5_0_0b2.txt" => "language.oop5", // BC
    "zend-engine-2"                => "language.oop5", // BC
    "zend-engine-2.php"            => "language.oop5", // BC

    "news_php_5_0_0b2.txt"         => "ChangeLog-5", // BC
    "news_php_5_0_0b3.txt"         => "ChangeLog-5", // BC

    "manual/about-notes.php" => "manual/add-note",   // BC
    "software/index.php"     => "software",          // BC
    "releases.php"           => "releases/index",    // BC

    "migration7"             => "migration70",      // Consistent with migration5
    "update_5_2.txt"         => "migration52",      // BC
    "readme_upgrade_51.php"  => "migration51",      // BC
    "internals"              => "internals2",       // BC
    "configuration.directives" => "ini.core",       // BC

    # regexp. BC
    "regexp.reference.backslash"      => "regexp.reference.escape",
    "regexp.reference.circudollar"    => "regexp.reference.anchors",
    "regexp.reference.squarebrackets" => "regexp.reference.character-classes",
    "regexp.reference.verticalbar"    => "regexp.reference.alternation",

    # external shortcut aliases ;)
    "dochowto"     => "phpdochowto",

    # CVS -> SVN
    "anoncvs.php"   => "git",
    "cvs-php.php"   => "git-php",

    # SVN -> Git
    "svn"           => "git",
    "svn.php"       => "git",
    "svn-php"       => "git-php",
    "svn-php.php"   => "git-php",

    # CVSUp -> Nada
    "cvsup"         => "mirroring",

    # Other items
    "security/crypt" => "security/crypt_blowfish",

    # Bugfixes
    "array_sort"    => "sort", // #64743
    "array-sort"    => "sort", // #64743

    # Removed pages
    "tips.php"      => "urlhowto",
    "tips"          => "urlhowto",
);

$external_redirects = array(
    "php4news"    => "https://git.php.net/?p=php-src.git;a=blob_plain;f=NEWS;hb=refs/heads/PHP-4.4",
    "php5news"    => "https://git.php.net/?p=php-src.git;a=blob_plain;f=NEWS;hb=refs/heads/PHP-5.6",
    "php53news"   => "https://git.php.net/?p=php-src.git;a=blob_plain;f=NEWS;hb=refs/heads/PHP-5.3",
    "php54news"   => "https://git.php.net/?p=php-src.git;a=blob_plain;f=NEWS;hb=refs/heads/PHP-5.4",
    "php55news"   => "https://git.php.net/?p=php-src.git;a=blob_plain;f=NEWS;hb=refs/heads/PHP-5.5",
    "php56news"   => "https://git.php.net/?p=php-src.git;a=blob_plain;f=NEWS;hb=refs/heads/PHP-5.6",
    "php70news"   => "https://git.php.net/?p=php-src.git;a=blob_plain;f=NEWS;hb=refs/heads/PHP-7.0",
    "php71news"   => "https://git.php.net/?p=php-src.git;a=blob_plain;f=NEWS;hb=refs/heads/PHP-7.1",
    "php72news"   => "https://git.php.net/?p=php-src.git;a=blob_plain;f=NEWS;hb=refs/heads/PHP-7.2",
    "php73news"   => "https://git.php.net/?p=php-src.git;a=blob_plain;f=NEWS;hb=refs/heads/PHP-7.3",
    "phptrunknews"=> "https://git.php.net/?p=php-src.git;a=blob_plain;f=NEWS;hb=refs/heads/master",
    "pear"        => "http://pear.php.net/",
    "bugs"        => "https://bugs.php.net/",
    "bugstats"    => "https://bugs.php.net/stats.php",
    "phpdochowto" => "http://doc.php.net/tutorial/",
    "rev"         => "http://doc.php.net/revcheck.php?p=graph&lang=$LANG",
    "release/5_3_0.php" => "/releases/5_3_0.php", // PHP 5.3.0 release announcement had a typo
    "ideas.php"   => "http://wiki.php.net/ideas", // BC
    "releases.atom" => "/releases/feed.php", // BC, No need to pre-generate it
    "spec"        => "https://github.com/php/php-langspec",
    "sunglasses"  => "https://www.youtube.com/watch?v=dQw4w9WgXcQ", // Temporary easter egg for bug#66144
);

// Temporary hack to fix bug #49956 for mysqli -- Please don't hate me for this. Data taken from mysqli/summary.xml
$mysqli_redirects = array(
    "mysqli_affected_rows"  => "mysqli.affected-rows",
    "mysqli_get_client_info"  => "mysqli.client-info",
    "mysqli_get_client_version"  => "mysqli.client-version",
    "mysqli_connect_errno"  => "mysqli.connect-errno",
    "mysqli_connect_error"  => "mysqli.connect-error",
    "mysqli_errno"  => "mysqli.errno",
    "mysqli_error"  => "mysqli.error",
    "mysqli_field_count"  => "mysqli.field-count",
    "mysqli_get_host_info"  => "mysqli.host-info",
    "mysqli_get_proto_info"  => "mysqli.protocol-version",
    "mysqli_get_server_info"  => "mysqli.server-info",
    "mysqli_get_server_version"  => "mysqli.server-version",
    "mysqli_info"  => "mysqli.info",
    "mysqli_insert_id"  => "mysqli.insert-id",
    "mysqli_sqlstate"  => "mysqli.sqlstate",
    "mysqli_warning_count"  => "mysqli.warning-count",
    "mysqli_autocommit"  => "mysqli.autocommit",
    "mysqli_change_user"  => "mysqli.change-user",
    "mysqli_character_set_name"  => "mysqli.character-set-name",
    "mysqli_close"  => "mysqli.close",
    "mysqli_commit"  => "mysqli.commit",
    "mysqli_connect"  => "mysqli.construct",
    "mysqli_debug"  => "mysqli.debug",
    "mysqli_dump_debug_info"  => "mysqli.dump-debug-info",
    "mysqli_get_charset"  => "mysqli.get-charset",
    "mysqli_get_connection_stats"  => "mysqli.get-connection-stats",
    "mysqli_get_client_info"  => "mysqli.get-client-info",
    "mysqli_get_client_stats"  => "mysqli.get-client-stats",
    "mysqli_get_cache_stats"  => "mysqli.get-cache-stats",
    "mysqli_get_server_info"  => "mysqli.get-server-info",
    "mysqli_get_warnings"  => "mysqli.get-warnings",
    "mysqli_init"  => "mysqli.init",
    "mysqli_kill"  => "mysqli.kill",
    "mysqli_more_results"  => "mysqli.more-results",
    "mysqli_multi_query"  => "mysqli.multi-query",
    "mysqli_next_result"  => "mysqli.next-result",
    "mysqli_options"  => "mysqli.options",
    "mysqli_ping"  => "mysqli.ping",
    "mysqli_prepare"  => "mysqli.prepare",
    "mysqli_query"  => "mysqli.query",
    "mysqli_real_connect"  => "mysqli.real-connect",
    "mysqli_real_escape_string"  => "mysqli.real-escape-string",
    "mysqli_real_query"  => "mysqli.real-query",
    "mysqli_refresh"  => "mysqli.refresh",
    "mysqli_rollback"  => "mysqli.rollback",
    "mysqli_select_db"  => "mysqli.select-db",
    "mysqli_set_charset"  => "mysqli.set-charset",
    "mysqli_set_local_infile_default"  => "mysqli.set-local-infile-default",
    "mysqli_set_local_infile_handler"  => "mysqli.set-local-infile-handler",
    "mysqli_ssl_set"  => "mysqli.ssl-set",
    "mysqli_stat"  => "mysqli.stat",
    "mysqli_stmt_init"  => "mysqli.stmt-init",
    "mysqli_store_result"  => "mysqli.store-result",
    "mysqli_thread_id"  => "mysqli.thread-id",
    "mysqli_thread_safe"  => "mysqli.thread-safe",
    "mysqli_use_result"  => "mysqli.use-result",
    "mysqli_stmt_affected_rows"  => "mysqli-stmt.affected-rows",
    "mysqli_stmt_errno"  => "mysqli-stmt.errno",
    "mysqli_stmt_error"  => "mysqli-stmt.error",
    "mysqli_stmt_field_count"  => "mysqli-stmt.field-count",
    "mysqli_stmt_insert_id"  => "mysqli-stmt.insert-id",
    "mysqli_stmt_num_rows"  => "mysqli-stmt.num-rows",
    "mysqli_stmt_param_count"  => "mysqli-stmt.param-count",
    "mysqli_stmt_sqlstate"  => "mysqli-stmt.sqlstate",
    "mysqli_stmt_attr_get"  => "mysqli-stmt.attr-get",
    "mysqli_stmt_attr_set"  => "mysqli-stmt.attr-set",
    "mysqli_stmt_bind_param"  => "mysqli-stmt.bind-param",
    "mysqli_stmt_bind_result"  => "mysqli-stmt.bind-result",
    "mysqli_stmt_close"  => "mysqli-stmt.close",
    "mysqli_stmt_data_seek"  => "mysqli-stmt.data-seek",
    "mysqli_stmt_execute"  => "mysqli-stmt.execute",
    "mysqli_stmt_fetch"  => "mysqli-stmt.fetch",
    "mysqli_stmt_free_result"  => "mysqli-stmt.free-result",
    "mysqli_stmt_get_result"  => "mysqli-stmt.get-result",
    "mysqli_stmt_get_warnings"  => "mysqli-stmt.get-warnings",
    "mysqli_stmt_more_results"  => "mysqli-stmt.more-results",
    "mysqli_stmt_next_result"  => "mysqli-stmt.next-result",
    "mysqli_stmt_num_rows"  => "mysqli-stmt.num-rows",
    "mysqli_stmt_prepare"  => "mysqli-stmt.prepare",
    "mysqli_stmt_reset"  => "mysqli-stmt.reset",
    "mysqli_stmt_result_metadata"  => "mysqli-stmt.result-metadata",
    "mysqli_stmt_send_long_data"  => "mysqli-stmt.send-long-data",
    "mysqli_stmt_store_result"  => "mysqli-stmt.store-result",
    "mysqli_field_tell"  => "mysqli-result.current-field",
    "mysqli_num_fields"  => "mysqli-result.field-count",
    "mysqli_fetch_lengths"  => "mysqli-result.lengths",
    "mysqli_num_rows"  => "mysqli-result.num-rows",
    "mysqli_data_seek"  => "mysqli-result.data-seek",
    "mysqli_fetch_all"  => "mysqli-result.fetch-all",
    "mysqli_fetch_array"  => "mysqli-result.fetch-array",
    "mysqli_fetch_assoc"  => "mysqli-result.fetch-assoc",
    "mysqli_fetch_field_direct"  => "mysqli-result.fetch-field-direct",
    "mysqli_fetch_field"  => "mysqli-result.fetch-field",
    "mysqli_fetch_fields"  => "mysqli-result.fetch-fields",
    "mysqli_fetch_object"  => "mysqli-result.fetch-object",
    "mysqli_fetch_row"  => "mysqli-result.fetch-row",
    "mysqli_field_seek"  => "mysqli-result.field-seek",
    "mysqli_free_result"  => "mysqli-result.free",
    "mysqli_embedded_server_end"  => "mysqli-driver.embedded-server-end",
    "mysqli_embedded_server_start"  => "mysqli-driver.embedded-server-start",
);

// Merge this temporary hack with $uri_aliases so it'll be treated as such
$uri_aliases = array_merge($uri_aliases, $mysqli_redirects);

// ============================================================================
// "Rewrite" the URL, if it was a shortcut

if (isset($uri_aliases[$URI])) {
    $URI = $uri_aliases[$URI];
    /* If it was a page alias, redirect right away */
    if (file_exists($_SERVER['DOCUMENT_ROOT'] . "/$URI.php")) {
        mirror_redirect("/$URI.php");
    }
}

// ============================================================================
// Execute external redirect if a rule exists for the URI
if (isset($external_redirects[$URI])) {
    mirror_redirect($external_redirects[$URI]);
}

// Temporary hack for mirror-info, until all the pages
// will be capable of being included from anywhere
if ($URI=='mirror-info') {
    status_header(200);
    include_once __DIR__ . "/$URI.php";
    exit;
}

// ============================================================================
// Try to find the page using the preferred language as a manual page
include_once __DIR__ . "/include/manual-lookup.inc";
$try = find_manual_page($LANG, $URI);
if ($try) {
    status_header(200);
    include_once __DIR__ . $try;
    exit;
}
// BC. The class methods are now classname.methodname
if (preg_match("!^manual/(.+)/function\.(.+)-(.+).php$!", $URI, $array)) {
    $try = find_manual_page($array[1], $array[2]. "." .$array[3]);
    if ($try) {
        status_header(301);
        mirror_redirect($try);
        exit;
    }
}

// ============================================================================
// For manual pages for inactive languages, point visitors to the English page
if (preg_match("!^manual/([^/]+)/([^/]+).php$!", $URI, $match) &&
    isset($INACTIVE_ONLINE_LANGUAGES[$match[1]])) {
    $try = find_manual_page("en", $match[2]);
    if ($try) {
        error_inactive_manual_page($INACTIVE_ONLINE_LANGUAGES[$match[1]], $try);
    }
}


// ============================================================================
// 404 page for manual pages (eg. not built language)
if (strpos($URI, "manual/") === 0) {
    error_404_manual();
}

// ============================================================================
// If no match was found till this point, the last action is to start a
// search with the URI the user typed in
$fallback = (myphpnet_urlsearch() === MYPHPNET_URL_MANUAL ? "404manual" : "404quickref");
mirror_redirect(
    '/search.php?show=' . $fallback . '&lang=' . urlencode($LANG) .
    '&pattern=' . substr($_SERVER['REQUEST_URI'], 1)
);
/*
 * vim: set et ts=4 sw=4 ft=php: :
 */
?>