X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/6c8f14c09105d0afa4c1574215c59b5021040e76..refs/tags/wordpress-4.2.3:/wp-admin/includes/file.php?ds=sidebyside
diff --git a/wp-admin/includes/file.php b/wp-admin/includes/file.php
index 942f347f..6c12b3f3 100644
--- a/wp-admin/includes/file.php
+++ b/wp-admin/includes/file.php
@@ -50,7 +50,6 @@ $wp_file_descriptions = array(
*
* @since 1.5.0
*
- * @uses _cleanup_header_comment
* @uses $wp_file_descriptions
* @param string $file Filesystem path or filename
* @return string Description of file from $wp_file_descriptions or basename of $file if description doesn't exist
@@ -75,12 +74,11 @@ function get_file_description( $file ) {
*
* @since 1.5.0
*
- * @uses get_option
* @return string Full filesystem path to the root of the WordPress installation
*/
function get_home_path() {
- $home = get_option( 'home' );
- $siteurl = get_option( 'siteurl' );
+ $home = set_url_scheme( get_option( 'home' ), 'http' );
+ $siteurl = set_url_scheme( get_option( 'siteurl' ), 'http' );
if ( ! empty( $home ) && 0 !== strcasecmp( $home, $siteurl ) ) {
$wp_path_rel_to_home = str_ireplace( $home, '', $siteurl ); /* $siteurl - $home */
$pos = strripos( str_replace( '\\', '/', $_SERVER['SCRIPT_FILENAME'] ), trailingslashit( $wp_path_rel_to_home ) );
@@ -90,31 +88,7 @@ function get_home_path() {
$home_path = ABSPATH;
}
- return $home_path;
-}
-
-/**
- * Get the real file system path to a file to edit within the admin
- *
- * If the $file is index.php or .htaccess this function will assume it is relative
- * to the install root, otherwise it is assumed the file is relative to the wp-content
- * directory
- *
- * @since 1.5.0
- *
- * @uses get_home_path
- * @uses WP_CONTENT_DIR full filesystem path to the wp-content directory
- * @param string $file filesystem path relative to the WordPress install directory or to the wp-content directory
- * @return string full file system path to edit
- */
-function get_real_file_to_edit( $file ) {
- if ('index.php' == $file || '.htaccess' == $file ) {
- $real_file = get_home_path() . $file;
- } else {
- $real_file = WP_CONTENT_DIR . $file;
- }
-
- return $real_file;
+ return str_replace( '\\', '/', $home_path );
}
/**
@@ -123,8 +97,8 @@ function get_real_file_to_edit( $file ) {
*
* @since 2.6.0
*
- * @param string $folder Full path to folder
- * @param int $levels (optional) Levels of folders to follow, Default: 100 (PHP Loop limit).
+ * @param string $folder Optional. Full path to folder. Default empty.
+ * @param int $levels Optional. Levels of folders to follow, Default 100 (PHP Loop limit).
* @return bool|array False on failure, Else array of files
*/
function list_files( $folder = '', $levels = 100 ) {
@@ -163,21 +137,33 @@ function list_files( $folder = '', $levels = 100 ) {
*
* @since 2.6.0
*
- * @param string $filename (optional) Filename to base the Unique file off
- * @param string $dir (optional) Directory to store the file in
+ * @param string $filename Optional. Filename to base the Unique file off. Default empty.
+ * @param string $dir Optional. Directory to store the file in. Default empty.
* @return string a writable filename
*/
-function wp_tempnam($filename = '', $dir = '') {
- if ( empty($dir) )
+function wp_tempnam( $filename = '', $dir = '' ) {
+ if ( empty( $dir ) ) {
$dir = get_temp_dir();
- $filename = basename($filename);
- if ( empty($filename) )
+ }
+
+ if ( empty( $filename ) || '.' == $filename || '/' == $filename ) {
$filename = time();
+ }
+
+ // Use the basename of the given file without the extension as the name for the temporary directory
+ $temp_filename = basename( $filename );
+ $temp_filename = preg_replace( '|\.[^.]*$|', '', $temp_filename );
+
+ // If the folder is falsey, use it's parent directory name instead
+ if ( ! $temp_filename ) {
+ return wp_tempnam( dirname( $filename ), $dir );
+ }
+
+ $temp_filename .= '.tmp';
+ $temp_filename = $dir . wp_unique_filename( $dir, $temp_filename );
+ touch( $temp_filename );
- $filename = preg_replace('|\..*$|', '.tmp', $filename);
- $filename = $dir . wp_unique_filename($dir, $filename);
- touch($filename);
- return $filename;
+ return $temp_filename;
}
/**
@@ -187,11 +173,9 @@ function wp_tempnam($filename = '', $dir = '') {
*
* @since 1.5.0
*
- * @uses wp_die
- * @uses validate_file
* @param string $file file the users is attempting to edit
* @param array $allowed_files Array of allowed files to edit, $file must match an entry exactly
- * @return null
+ * @return string|null
*/
function validate_file_to_edit( $file, $allowed_files = '' ) {
$code = validate_file( $file, $allowed_files );
@@ -201,13 +185,13 @@ function validate_file_to_edit( $file, $allowed_files = '' ) {
switch ( $code ) {
case 1 :
- wp_die( __('Sorry, can’t edit files with “..” in the name. If you are trying to edit a file in your WordPress home directory, you can just type the name of the file in.' ));
+ wp_die( __( 'Sorry, that file cannot be edited.' ) );
- //case 2 :
- // wp_die( __('Sorry, can’t call files with their real path.' ));
+ // case 2 :
+ // wp_die( __('Sorry, can’t call files with their real path.' ));
case 3 :
- wp_die( __('Sorry, that file cannot be edited.' ));
+ wp_die( __( 'Sorry, that file cannot be edited.' ) );
}
}
@@ -215,259 +199,246 @@ function validate_file_to_edit( $file, $allowed_files = '' ) {
* Handle PHP uploads in WordPress, sanitizing file names, checking extensions for mime type,
* and moving the file to the appropriate directory within the uploads directory.
*
- * @since 2.0
+ * @since 4.0.0
*
- * @uses wp_handle_upload_error
- * @uses apply_filters
- * @uses is_multisite
- * @uses wp_check_filetype_and_ext
- * @uses current_user_can
- * @uses wp_upload_dir
- * @uses wp_unique_filename
- * @uses delete_transient
- * @param array $file Reference to a single element of $_FILES. Call the function once for each uploaded file.
- * @param array $overrides Optional. An associative array of names=>values to override default variables with extract( $overrides, EXTR_OVERWRITE ).
- * @param string $time Optional. Time formatted in 'yyyy/mm'.
- * @return array On success, returns an associative array of file attributes. On failure, returns $overrides['upload_error_handler'](&$file, $message ) or array( 'error'=>$message ).
- */
-function wp_handle_upload( &$file, $overrides = false, $time = null ) {
+ * @see wp_handle_upload_error
+ *
+ * @param array $file Reference to a single element of $_FILES. Call the function once for each uploaded file.
+ * @param array|false $overrides An associative array of names => values to override default variables. Default false.
+ * @param string $time Time formatted in 'yyyy/mm'.
+ * @param string $action Expected value for $_POST['action'].
+ * @return array On success, returns an associative array of file attributes. On failure, returns
+ * $overrides['upload_error_handler'](&$file, $message ) or array( 'error'=>$message ).
+*/
+function _wp_handle_upload( &$file, $overrides, $time, $action ) {
// The default error handler.
if ( ! function_exists( 'wp_handle_upload_error' ) ) {
function wp_handle_upload_error( &$file, $message ) {
- return array( 'error'=>$message );
+ return array( 'error' => $message );
}
}
- $file = apply_filters( 'wp_handle_upload_prefilter', $file );
+ /**
+ * Filter the data for a file before it is uploaded to WordPress.
+ *
+ * The dynamic portion of the hook name, `$action`, refers to the post action.
+ *
+ * @since 2.9.0 as 'wp_handle_upload_prefilter'.
+ * @since 4.0.0 Converted to a dynamic hook with `$action`.
+ *
+ * @param array $file An array of data for a single file.
+ */
+ $file = apply_filters( "{$action}_prefilter", $file );
// You may define your own function and pass the name in $overrides['upload_error_handler']
$upload_error_handler = 'wp_handle_upload_error';
+ if ( isset( $overrides['upload_error_handler'] ) ) {
+ $upload_error_handler = $overrides['upload_error_handler'];
+ }
// You may have had one or more 'wp_handle_upload_prefilter' functions error out the file. Handle that gracefully.
- if ( isset( $file['error'] ) && !is_numeric( $file['error'] ) && $file['error'] )
+ if ( isset( $file['error'] ) && ! is_numeric( $file['error'] ) && $file['error'] ) {
return $upload_error_handler( $file, $file['error'] );
+ }
+
+ // Install user overrides. Did we mention that this voids your warranty?
// You may define your own function and pass the name in $overrides['unique_filename_callback']
$unique_filename_callback = null;
+ if ( isset( $overrides['unique_filename_callback'] ) ) {
+ $unique_filename_callback = $overrides['unique_filename_callback'];
+ }
- // $_POST['action'] must be set and its value must equal $overrides['action'] or this:
- $action = 'wp_handle_upload';
-
- // Courtesy of php.net, the strings that describe the error indicated in $_FILES[{form field}]['error'].
- $upload_error_strings = array( false,
- __( "The uploaded file exceeds the upload_max_filesize directive in php.ini." ),
- __( "The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form." ),
- __( "The uploaded file was only partially uploaded." ),
- __( "No file was uploaded." ),
- '',
- __( "Missing a temporary folder." ),
- __( "Failed to write file to disk." ),
- __( "File upload stopped by extension." ));
+ /*
+ * This may not have orignially been intended to be overrideable,
+ * but historically has been.
+ */
+ if ( isset( $overrides['upload_error_strings'] ) ) {
+ $upload_error_strings = $overrides['upload_error_strings'];
+ } else {
+ // Courtesy of php.net, the strings that describe the error indicated in $_FILES[{form field}]['error'].
+ $upload_error_strings = array(
+ false,
+ __( 'The uploaded file exceeds the upload_max_filesize directive in php.ini.' ),
+ __( 'The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form.' ),
+ __( 'The uploaded file was only partially uploaded.' ),
+ __( 'No file was uploaded.' ),
+ '',
+ __( 'Missing a temporary folder.' ),
+ __( 'Failed to write file to disk.' ),
+ __( 'File upload stopped by extension.' )
+ );
+ }
// All tests are on by default. Most can be turned off by $overrides[{test_name}] = false;
- $test_form = true;
- $test_size = true;
- $test_upload = true;
+ $test_form = isset( $overrides['test_form'] ) ? $overrides['test_form'] : true;
+ $test_size = isset( $overrides['test_size'] ) ? $overrides['test_size'] : true;
- // If you override this, you must provide $ext and $type!!!!
- $test_type = true;
- $mimes = false;
-
- // Install user overrides. Did we mention that this voids your warranty?
- if ( is_array( $overrides ) )
- extract( $overrides, EXTR_OVERWRITE );
+ // If you override this, you must provide $ext and $type!!
+ $test_type = isset( $overrides['test_type'] ) ? $overrides['test_type'] : true;
+ $mimes = isset( $overrides['mimes'] ) ? $overrides['mimes'] : false;
// A correct form post will pass this test.
- if ( $test_form && (!isset( $_POST['action'] ) || ($_POST['action'] != $action ) ) )
- return call_user_func($upload_error_handler, $file, __( 'Invalid form submission.' ));
-
+ if ( $test_form && ( ! isset( $_POST['action'] ) || ( $_POST['action'] != $action ) ) ) {
+ return call_user_func( $upload_error_handler, $file, __( 'Invalid form submission.' ) );
+ }
// A successful upload will pass this test. It makes no sense to override this one.
- if ( $file['error'] > 0 )
- return call_user_func($upload_error_handler, $file, $upload_error_strings[$file['error']] );
+ if ( isset( $file['error'] ) && $file['error'] > 0 ) {
+ return call_user_func( $upload_error_handler, $file, $upload_error_strings[ $file['error'] ] );
+ }
+ $test_file_size = 'wp_handle_upload' === $action ? $file['size'] : filesize( $file['tmp_name'] );
// A non-empty file will pass this test.
- if ( $test_size && !($file['size'] > 0 ) ) {
- if ( is_multisite() )
+ if ( $test_size && ! ( $test_file_size > 0 ) ) {
+ if ( is_multisite() ) {
$error_msg = __( 'File is empty. Please upload something more substantial.' );
- else
+ } else {
$error_msg = __( 'File is empty. Please upload something more substantial. This error could also be caused by uploads being disabled in your php.ini or by post_max_size being defined as smaller than upload_max_filesize in php.ini.' );
- return call_user_func($upload_error_handler, $file, $error_msg);
+ }
+ return call_user_func( $upload_error_handler, $file, $error_msg );
}
// A properly uploaded file will pass this test. There should be no reason to override this one.
- if ( $test_upload && ! @ is_uploaded_file( $file['tmp_name'] ) )
- return call_user_func($upload_error_handler, $file, __( 'Specified file failed upload test.' ));
+ $test_uploaded_file = 'wp_handle_upload' === $action ? @ is_uploaded_file( $file['tmp_name'] ) : @ is_file( $file['tmp_name'] );
+ if ( ! $test_uploaded_file ) {
+ return call_user_func( $upload_error_handler, $file, __( 'Specified file failed upload test.' ) );
+ }
// A correct MIME type will pass this test. Override $mimes or use the upload_mimes filter.
if ( $test_type ) {
$wp_filetype = wp_check_filetype_and_ext( $file['tmp_name'], $file['name'], $mimes );
-
- extract( $wp_filetype );
+ $ext = empty( $wp_filetype['ext'] ) ? '' : $wp_filetype['ext'];
+ $type = empty( $wp_filetype['type'] ) ? '' : $wp_filetype['type'];
+ $proper_filename = empty( $wp_filetype['proper_filename'] ) ? '' : $wp_filetype['proper_filename'];
// Check to see if wp_check_filetype_and_ext() determined the filename was incorrect
- if ( $proper_filename )
+ if ( $proper_filename ) {
$file['name'] = $proper_filename;
-
- if ( ( !$type || !$ext ) && !current_user_can( 'unfiltered_upload' ) )
- return call_user_func($upload_error_handler, $file, __( 'Sorry, this file type is not permitted for security reasons.' ));
-
- if ( !$ext )
- $ext = ltrim(strrchr($file['name'], '.'), '.');
-
- if ( !$type )
+ }
+ if ( ( ! $type || !$ext ) && ! current_user_can( 'unfiltered_upload' ) ) {
+ return call_user_func( $upload_error_handler, $file, __( 'Sorry, this file type is not permitted for security reasons.' ) );
+ }
+ if ( ! $type ) {
$type = $file['type'];
+ }
} else {
$type = '';
}
- // A writable uploads dir will pass this test. Again, there's no point overriding this one.
- if ( ! ( ( $uploads = wp_upload_dir($time) ) && false === $uploads['error'] ) )
- return call_user_func($upload_error_handler, $file, $uploads['error'] );
+ /*
+ * A writable uploads dir will pass this test. Again, there's no point
+ * overriding this one.
+ */
+ if ( ! ( ( $uploads = wp_upload_dir( $time ) ) && false === $uploads['error'] ) ) {
+ return call_user_func( $upload_error_handler, $file, $uploads['error'] );
+ }
$filename = wp_unique_filename( $uploads['path'], $file['name'], $unique_filename_callback );
- // Move the file to the uploads dir
+ // Move the file to the uploads dir.
$new_file = $uploads['path'] . "/$filename";
- if ( false === @ move_uploaded_file( $file['tmp_name'], $new_file ) )
- return $upload_error_handler( $file, sprintf( __('The uploaded file could not be moved to %s.' ), $uploads['path'] ) );
+ if ( 'wp_handle_upload' === $action ) {
+ $move_new_file = @ move_uploaded_file( $file['tmp_name'], $new_file );
+ } else {
+ $move_new_file = @ rename( $file['tmp_name'], $new_file );
+ }
+
+ if ( false === $move_new_file ) {
+ if ( 0 === strpos( $uploads['basedir'], ABSPATH ) ) {
+ $error_path = str_replace( ABSPATH, '', $uploads['basedir'] ) . $uploads['subdir'];
+ } else {
+ $error_path = basename( $uploads['basedir'] ) . $uploads['subdir'];
+ }
+ return $upload_error_handler( $file, sprintf( __('The uploaded file could not be moved to %s.' ), $error_path ) );
+ }
- // Set correct file permissions
+ // Set correct file permissions.
$stat = stat( dirname( $new_file ));
$perms = $stat['mode'] & 0000666;
@ chmod( $new_file, $perms );
- // Compute the URL
+ // Compute the URL.
$url = $uploads['url'] . "/$filename";
- if ( is_multisite() )
+ if ( is_multisite() ) {
delete_transient( 'dirsize_cache' );
+ }
- return apply_filters( 'wp_handle_upload', array( 'file' => $new_file, 'url' => $url, 'type' => $type ), 'upload' );
-}
+ /**
+ * Filter the data array for the uploaded file.
+ *
+ * @since 2.1.0
+ *
+ * @param array $upload {
+ * Array of upload data.
+ *
+ * @type string $file Filename of the newly-uploaded file.
+ * @type string $url URL of the uploaded file.
+ * @type string $type File type.
+ * }
+ * @param string $context The type of upload action. Values include 'upload' or 'sideload'.
+ */
+ return apply_filters( 'wp_handle_upload', array(
+ 'file' => $new_file,
+ 'url' => $url,
+ 'type' => $type
+ ), 'wp_handle_sideload' === $action ? 'sideload' : 'upload' ); }
/**
- * Handle sideloads, which is the process of retrieving a media item from another server instead of
- * a traditional media upload. This process involves sanitizing the filename, checking extensions
- * for mime type, and moving the file to the appropriate directory within the uploads directory.
+ * Wrapper for _wp_handle_upload(), passes 'wp_handle_upload' action.
*
- * @since 2.6.0
+ * @since 2.0.0
*
- * @uses wp_handle_upload_error
- * @uses apply_filters
- * @uses wp_check_filetype_and_ext
- * @uses current_user_can
- * @uses wp_upload_dir
- * @uses wp_unique_filename
- * @param array $file an array similar to that of a PHP $_FILES POST array
- * @param array $overrides Optional. An associative array of names=>values to override default variables with extract( $overrides, EXTR_OVERWRITE ).
- * @param string $time Optional. Time formatted in 'yyyy/mm'.
- * @return array On success, returns an associative array of file attributes. On failure, returns $overrides['upload_error_handler'](&$file, $message ) or array( 'error'=>$message ).
+ * @see _wp_handle_upload()
+ *
+ * @param array $file Reference to a single element of $_FILES. Call the function once for
+ * each uploaded file.
+ * @param array|bool $overrides Optional. An associative array of names=>values to override default
+ * variables. Default false.
+ * @param string $time Optional. Time formatted in 'yyyy/mm'. Default null.
+ * @return array On success, returns an associative array of file attributes. On failure, returns
+ * $overrides['upload_error_handler'](&$file, $message ) or array( 'error'=>$message ).
*/
-function wp_handle_sideload( &$file, $overrides = false, $time = null ) {
- // The default error handler.
- if (! function_exists( 'wp_handle_upload_error' ) ) {
- function wp_handle_upload_error( &$file, $message ) {
- return array( 'error'=>$message );
- }
+function wp_handle_upload( &$file, $overrides = false, $time = null ) {
+ /*
+ * $_POST['action'] must be set and its value must equal $overrides['action']
+ * or this:
+ */
+ $action = 'wp_handle_upload';
+ if ( isset( $overrides['action'] ) ) {
+ $action = $overrides['action'];
}
- // You may define your own function and pass the name in $overrides['upload_error_handler']
- $upload_error_handler = 'wp_handle_upload_error';
-
- // You may define your own function and pass the name in $overrides['unique_filename_callback']
- $unique_filename_callback = null;
+ return _wp_handle_upload( $file, $overrides, $time, $action );
+}
- // $_POST['action'] must be set and its value must equal $overrides['action'] or this:
+/**
+ * Wrapper for _wp_handle_upload(), passes 'wp_handle_sideload' action
+ *
+ * @since 2.6.0
+ *
+ * @see _wp_handle_upload()
+ *
+ * @param array $file An array similar to that of a PHP $_FILES POST array
+ * @param array|bool $overrides Optional. An associative array of names=>values to override default
+ * variables. Default false.
+ * @param string $time Optional. Time formatted in 'yyyy/mm'. Default null.
+ * @return array On success, returns an associative array of file attributes. On failure, returns
+ * $overrides['upload_error_handler'](&$file, $message ) or array( 'error'=>$message ).
+ */
+function wp_handle_sideload( &$file, $overrides = false, $time = null ) {
+ /*
+ * $_POST['action'] must be set and its value must equal $overrides['action']
+ * or this:
+ */
$action = 'wp_handle_sideload';
-
- // Courtesy of php.net, the strings that describe the error indicated in $_FILES[{form field}]['error'].
- $upload_error_strings = array( false,
- __( "The uploaded file exceeds the upload_max_filesize
directive in php.ini
." ),
- __( "The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form." ),
- __( "The uploaded file was only partially uploaded." ),
- __( "No file was uploaded." ),
- '',
- __( "Missing a temporary folder." ),
- __( "Failed to write file to disk." ),
- __( "File upload stopped by extension." ));
-
- // All tests are on by default. Most can be turned off by $overrides[{test_name}] = false;
- $test_form = true;
- $test_size = true;
-
- // If you override this, you must provide $ext and $type!!!!
- $test_type = true;
- $mimes = false;
-
- // Install user overrides. Did we mention that this voids your warranty?
- if ( is_array( $overrides ) )
- extract( $overrides, EXTR_OVERWRITE );
-
- // A correct form post will pass this test.
- if ( $test_form && (!isset( $_POST['action'] ) || ($_POST['action'] != $action ) ) )
- return $upload_error_handler( $file, __( 'Invalid form submission.' ));
-
- // A successful upload will pass this test. It makes no sense to override this one.
- if ( ! empty( $file['error'] ) )
- return $upload_error_handler( $file, $upload_error_strings[$file['error']] );
-
- // A non-empty file will pass this test.
- if ( $test_size && !(filesize($file['tmp_name']) > 0 ) )
- return $upload_error_handler( $file, __( 'File is empty. Please upload something more substantial. This error could also be caused by uploads being disabled in your php.ini.' ));
-
- // A properly uploaded file will pass this test. There should be no reason to override this one.
- if (! @ is_file( $file['tmp_name'] ) )
- return $upload_error_handler( $file, __( 'Specified file does not exist.' ));
-
- // A correct MIME type will pass this test. Override $mimes or use the upload_mimes filter.
- if ( $test_type ) {
- $wp_filetype = wp_check_filetype_and_ext( $file['tmp_name'], $file['name'], $mimes );
-
- extract( $wp_filetype );
-
- // Check to see if wp_check_filetype_and_ext() determined the filename was incorrect
- if ( $proper_filename )
- $file['name'] = $proper_filename;
-
- if ( ( !$type || !$ext ) && !current_user_can( 'unfiltered_upload' ) )
- return $upload_error_handler( $file, __( 'Sorry, this file type is not permitted for security reasons.' ));
-
- if ( !$ext )
- $ext = ltrim(strrchr($file['name'], '.'), '.');
-
- if ( !$type )
- $type = $file['type'];
- }
-
- // A writable uploads dir will pass this test. Again, there's no point overriding this one.
- if ( ! ( ( $uploads = wp_upload_dir( $time ) ) && false === $uploads['error'] ) )
- return $upload_error_handler( $file, $uploads['error'] );
-
- $filename = wp_unique_filename( $uploads['path'], $file['name'], $unique_filename_callback );
-
- // Strip the query strings.
- $filename = str_replace('?','-', $filename);
- $filename = str_replace('&','-', $filename);
-
- // Move the file to the uploads dir
- $new_file = $uploads['path'] . "/$filename";
- if ( false === @ rename( $file['tmp_name'], $new_file ) ) {
- return $upload_error_handler( $file, sprintf( __('The uploaded file could not be moved to %s.' ), $uploads['path'] ) );
+ if ( isset( $overrides['action'] ) ) {
+ $action = $overrides['action'];
}
-
- // Set correct file permissions
- $stat = stat( dirname( $new_file ));
- $perms = $stat['mode'] & 0000666;
- @ chmod( $new_file, $perms );
-
- // Compute the URL
- $url = $uploads['url'] . "/$filename";
-
- $return = apply_filters( 'wp_handle_upload', array( 'file' => $new_file, 'url' => $url, 'type' => $type ), 'sideload' );
-
- return $return;
+ return _wp_handle_upload( $file, $overrides, $time, $action );
}
+
/**
* Downloads a url to a local temporary file using the WordPress HTTP Class.
* Please note, That the calling function must unlink() the file.
@@ -487,7 +458,7 @@ function download_url( $url, $timeout = 300 ) {
if ( ! $tmpfname )
return new WP_Error('http_no_file', __('Could not create Temporary file.'));
- $response = wp_remote_get( $url, array( 'timeout' => $timeout, 'stream' => true, 'filename' => $tmpfname ) );
+ $response = wp_safe_remote_get( $url, array( 'timeout' => $timeout, 'stream' => true, 'filename' => $tmpfname ) );
if ( is_wp_error( $response ) ) {
unlink( $tmpfname );
@@ -499,9 +470,43 @@ function download_url( $url, $timeout = 300 ) {
return new WP_Error( 'http_404', trim( wp_remote_retrieve_response_message( $response ) ) );
}
+ $content_md5 = wp_remote_retrieve_header( $response, 'content-md5' );
+ if ( $content_md5 ) {
+ $md5_check = verify_file_md5( $tmpfname, $content_md5 );
+ if ( is_wp_error( $md5_check ) ) {
+ unlink( $tmpfname );
+ return $md5_check;
+ }
+ }
+
return $tmpfname;
}
+/**
+ * Calculates and compares the MD5 of a file to its expected value.
+ *
+ * @since 3.7.0
+ *
+ * @param string $filename The filename to check the MD5 of.
+ * @param string $expected_md5 The expected MD5 of the file, either a base64 encoded raw md5, or a hex-encoded md5
+ * @return bool|object WP_Error on failure, true on success, false when the MD5 format is unknown/unexpected
+ */
+function verify_file_md5( $filename, $expected_md5 ) {
+ if ( 32 == strlen( $expected_md5 ) )
+ $expected_raw_md5 = pack( 'H*', $expected_md5 );
+ elseif ( 24 == strlen( $expected_md5 ) )
+ $expected_raw_md5 = base64_decode( $expected_md5 );
+ else
+ return false; // unknown format
+
+ $file_md5 = md5_file( $filename, true );
+
+ if ( $file_md5 === $expected_raw_md5 )
+ return true;
+
+ return new WP_Error( 'md5_mismatch', sprintf( __( 'The checksum of the file (%1$s) does not match the expected checksum value (%2$s).' ), bin2hex( $file_md5 ), bin2hex( $expected_raw_md5 ) ) );
+}
+
/**
* Unzips a specified ZIP file to a location on the Filesystem via the WordPress Filesystem Abstraction.
* Assumes that WP_Filesystem() has already been called and set up. Does not extract a root-level __MACOSX directory, if present.
@@ -522,6 +527,7 @@ function unzip_file($file, $to) {
return new WP_Error('fs_unavailable', __('Could not access filesystem.'));
// Unzip can use a lot of memory, but not this much hopefully
+ /** This filter is documented in wp-admin/admin.php */
@ini_set( 'memory_limit', apply_filters( 'admin_memory_limit', WP_MAX_MEMORY_LIMIT ) );
$needed_dirs = array();
@@ -545,7 +551,14 @@ function unzip_file($file, $to) {
}
}
- if ( class_exists('ZipArchive') && apply_filters('unzip_file_use_ziparchive', true ) ) {
+ /**
+ * Filter whether to use ZipArchive to unzip archives.
+ *
+ * @since 3.0.0
+ *
+ * @param bool $ziparchive Whether to use ZipArchive. Default true.
+ */
+ if ( class_exists( 'ZipArchive' ) && apply_filters( 'unzip_file_use_ziparchive', true ) ) {
$result = _unzip_file_ziparchive($file, $to, $needed_dirs);
if ( true === $result ) {
return $result;
@@ -576,24 +589,38 @@ function _unzip_file_ziparchive($file, $to, $needed_dirs = array() ) {
$z = new ZipArchive();
- // PHP4-compat - php4 classes can't contain constants
- $zopen = $z->open($file, /* ZIPARCHIVE::CHECKCONS */ 4);
+ $zopen = $z->open( $file, ZIPARCHIVE::CHECKCONS );
if ( true !== $zopen )
- return new WP_Error('incompatible_archive', __('Incompatible Archive.'));
+ return new WP_Error( 'incompatible_archive', __( 'Incompatible Archive.' ), array( 'ziparchive_error' => $zopen ) );
+
+ $uncompressed_size = 0;
for ( $i = 0; $i < $z->numFiles; $i++ ) {
if ( ! $info = $z->statIndex($i) )
- return new WP_Error('stat_failed', __('Could not retrieve file from archive.'));
+ return new WP_Error( 'stat_failed_ziparchive', __( 'Could not retrieve file from archive.' ) );
if ( '__MACOSX/' === substr($info['name'], 0, 9) ) // Skip the OS X-created __MACOSX directory
continue;
+ $uncompressed_size += $info['size'];
+
if ( '/' == substr($info['name'], -1) ) // directory
$needed_dirs[] = $to . untrailingslashit($info['name']);
else
$needed_dirs[] = $to . untrailingslashit(dirname($info['name']));
}
+ /*
+ * disk_free_space() could return false. Assume that any falsey value is an error.
+ * A disk that has zero free bytes has bigger problems.
+ * Require we have enough space to unzip the file and copy its contents, with a 10% buffer.
+ */
+ if ( defined( 'DOING_CRON' ) && DOING_CRON ) {
+ $available_space = @disk_free_space( WP_CONTENT_DIR );
+ if ( $available_space && ( $uncompressed_size * 2.1 ) > $available_space )
+ return new WP_Error( 'disk_full_unzip_file', __( 'Could not copy files. You may have run out of disk space.' ), compact( 'uncompressed_size', 'available_space' ) );
+ }
+
$needed_dirs = array_unique($needed_dirs);
foreach ( $needed_dirs as $dir ) {
// Check the parent folders of the folders all exist within the creation array.
@@ -612,14 +639,16 @@ function _unzip_file_ziparchive($file, $to, $needed_dirs = array() ) {
// Create those directories if need be:
foreach ( $needed_dirs as $_dir ) {
- if ( ! $wp_filesystem->mkdir($_dir, FS_CHMOD_DIR) && ! $wp_filesystem->is_dir($_dir) ) // Only check to see if the Dir exists upon creation failure. Less I/O this way.
- return new WP_Error('mkdir_failed', __('Could not create directory.'), $_dir);
+ // Only check to see if the Dir exists upon creation failure. Less I/O this way.
+ if ( ! $wp_filesystem->mkdir( $_dir, FS_CHMOD_DIR ) && ! $wp_filesystem->is_dir( $_dir ) ) {
+ return new WP_Error( 'mkdir_failed_ziparchive', __( 'Could not create directory.' ), substr( $_dir, strlen( $to ) ) );
+ }
}
unset($needed_dirs);
for ( $i = 0; $i < $z->numFiles; $i++ ) {
if ( ! $info = $z->statIndex($i) )
- return new WP_Error('stat_failed', __('Could not retrieve file from archive.'));
+ return new WP_Error( 'stat_failed_ziparchive', __( 'Could not retrieve file from archive.' ) );
if ( '/' == substr($info['name'], -1) ) // directory
continue;
@@ -629,10 +658,10 @@ function _unzip_file_ziparchive($file, $to, $needed_dirs = array() ) {
$contents = $z->getFromIndex($i);
if ( false === $contents )
- return new WP_Error('extract_failed', __('Could not extract file from archive.'), $info['name']);
+ return new WP_Error( 'extract_failed_ziparchive', __( 'Could not extract file from archive.' ), $info['name'] );
if ( ! $wp_filesystem->put_contents( $to . $info['name'], $contents, FS_CHMOD_FILE) )
- return new WP_Error('copy_failed', __('Could not copy file.'), $to . $info['name']);
+ return new WP_Error( 'copy_failed_ziparchive', __( 'Could not copy file.' ), $info['name'] );
}
$z->close();
@@ -656,11 +685,7 @@ function _unzip_file_ziparchive($file, $to, $needed_dirs = array() ) {
function _unzip_file_pclzip($file, $to, $needed_dirs = array()) {
global $wp_filesystem;
- // See #15789 - PclZip uses string functions on binary data, If it's overloaded with Multibyte safe functions the results are incorrect.
- if ( ini_get('mbstring.func_overload') && function_exists('mb_internal_encoding') ) {
- $previous_encoding = mb_internal_encoding();
- mb_internal_encoding('ISO-8859-1');
- }
+ mbstring_binary_safe_encoding();
require_once(ABSPATH . 'wp-admin/includes/class-pclzip.php');
@@ -668,24 +693,38 @@ function _unzip_file_pclzip($file, $to, $needed_dirs = array()) {
$archive_files = $archive->extract(PCLZIP_OPT_EXTRACT_AS_STRING);
- if ( isset($previous_encoding) )
- mb_internal_encoding($previous_encoding);
+ reset_mbstring_encoding();
// Is the archive valid?
if ( !is_array($archive_files) )
return new WP_Error('incompatible_archive', __('Incompatible Archive.'), $archive->errorInfo(true));
if ( 0 == count($archive_files) )
- return new WP_Error('empty_archive', __('Empty archive.'));
+ return new WP_Error( 'empty_archive_pclzip', __( 'Empty archive.' ) );
+
+ $uncompressed_size = 0;
// Determine any children directories needed (From within the archive)
foreach ( $archive_files as $file ) {
if ( '__MACOSX/' === substr($file['filename'], 0, 9) ) // Skip the OS X-created __MACOSX directory
continue;
+ $uncompressed_size += $file['size'];
+
$needed_dirs[] = $to . untrailingslashit( $file['folder'] ? $file['filename'] : dirname($file['filename']) );
}
+ /*
+ * disk_free_space() could return false. Assume that any falsey value is an error.
+ * A disk that has zero free bytes has bigger problems.
+ * Require we have enough space to unzip the file and copy its contents, with a 10% buffer.
+ */
+ if ( defined( 'DOING_CRON' ) && DOING_CRON ) {
+ $available_space = @disk_free_space( WP_CONTENT_DIR );
+ if ( $available_space && ( $uncompressed_size * 2.1 ) > $available_space )
+ return new WP_Error( 'disk_full_unzip_file', __( 'Could not copy files. You may have run out of disk space.' ), compact( 'uncompressed_size', 'available_space' ) );
+ }
+
$needed_dirs = array_unique($needed_dirs);
foreach ( $needed_dirs as $dir ) {
// Check the parent folders of the folders all exist within the creation array.
@@ -704,8 +743,9 @@ function _unzip_file_pclzip($file, $to, $needed_dirs = array()) {
// Create those directories if need be:
foreach ( $needed_dirs as $_dir ) {
- if ( ! $wp_filesystem->mkdir($_dir, FS_CHMOD_DIR) && ! $wp_filesystem->is_dir($_dir) ) // Only check to see if the dir exists upon creation failure. Less I/O this way.
- return new WP_Error('mkdir_failed', __('Could not create directory.'), $_dir);
+ // Only check to see if the dir exists upon creation failure. Less I/O this way.
+ if ( ! $wp_filesystem->mkdir( $_dir, FS_CHMOD_DIR ) && ! $wp_filesystem->is_dir( $_dir ) )
+ return new WP_Error( 'mkdir_failed_pclzip', __( 'Could not create directory.' ), substr( $_dir, strlen( $to ) ) );
}
unset($needed_dirs);
@@ -718,7 +758,7 @@ function _unzip_file_pclzip($file, $to, $needed_dirs = array()) {
continue;
if ( ! $wp_filesystem->put_contents( $to . $file['filename'], $file['content'], FS_CHMOD_FILE) )
- return new WP_Error('copy_failed', __('Could not copy file.'), $to . $file['filename']);
+ return new WP_Error( 'copy_failed_pclzip', __( 'Could not copy file.' ), $file['filename'] );
}
return true;
}
@@ -742,31 +782,31 @@ function copy_dir($from, $to, $skip_list = array() ) {
$from = trailingslashit($from);
$to = trailingslashit($to);
- $skip_regex = '';
- foreach ( (array)$skip_list as $key => $skip_file )
- $skip_regex .= preg_quote($skip_file, '!') . '|';
-
- if ( !empty($skip_regex) )
- $skip_regex = '!(' . rtrim($skip_regex, '|') . ')$!i';
-
foreach ( (array) $dirlist as $filename => $fileinfo ) {
- if ( !empty($skip_regex) )
- if ( preg_match($skip_regex, $from . $filename) )
- continue;
+ if ( in_array( $filename, $skip_list ) )
+ continue;
if ( 'f' == $fileinfo['type'] ) {
if ( ! $wp_filesystem->copy($from . $filename, $to . $filename, true, FS_CHMOD_FILE) ) {
// If copy failed, chmod file to 0644 and try again.
- $wp_filesystem->chmod($to . $filename, 0644);
+ $wp_filesystem->chmod( $to . $filename, FS_CHMOD_FILE );
if ( ! $wp_filesystem->copy($from . $filename, $to . $filename, true, FS_CHMOD_FILE) )
- return new WP_Error('copy_failed', __('Could not copy file.'), $to . $filename);
+ return new WP_Error( 'copy_failed_copy_dir', __( 'Could not copy file.' ), $to . $filename );
}
} elseif ( 'd' == $fileinfo['type'] ) {
if ( !$wp_filesystem->is_dir($to . $filename) ) {
if ( !$wp_filesystem->mkdir($to . $filename, FS_CHMOD_DIR) )
- return new WP_Error('mkdir_failed', __('Could not create directory.'), $to . $filename);
+ return new WP_Error( 'mkdir_failed_copy_dir', __( 'Could not create directory.' ), $to . $filename );
+ }
+
+ // generate the $sub_skip_list for the subdirectory as a sub-set of the existing $skip_list
+ $sub_skip_list = array();
+ foreach ( $skip_list as $skip_item ) {
+ if ( 0 === strpos( $skip_item, $filename . '/' ) )
+ $sub_skip_list[] = preg_replace( '!^' . preg_quote( $filename, '!' ) . '/!i', '', $skip_item );
}
- $result = copy_dir($from . $filename, $to . $filename, $skip_list);
+
+ $result = copy_dir($from . $filename, $to . $filename, $sub_skip_list);
if ( is_wp_error($result) )
return $result;
}
@@ -778,26 +818,43 @@ function copy_dir($from, $to, $skip_list = array() ) {
* Initialises and connects the WordPress Filesystem Abstraction classes.
* This function will include the chosen transport and attempt connecting.
*
- * Plugins may add extra transports, And force WordPress to use them by returning the filename via the 'filesystem_method_file' filter.
+ * Plugins may add extra transports, And force WordPress to use them by returning
+ * the filename via the {@see 'filesystem_method_file'} filter.
*
* @since 2.5.0
*
- * @param array $args (optional) Connection args, These are passed directly to the WP_Filesystem_*() classes.
- * @param string $context (optional) Context for get_filesystem_method(), See function declaration for more information.
- * @return boolean false on failure, true on success
+ * @param array $args Optional. Connection args, These are passed directly to
+ * the `WP_Filesystem_*()` classes. Default false.
+ * @param string $context Optional. Context for {@see get_filesystem_method()}.
+ * Default false.
+ * @param bool $allow_relaxed_file_ownership Optional. Whether to allow Group/World writable.
+ * Default false.
+ * @return null|boolean false on failure, true on success.
*/
-function WP_Filesystem( $args = false, $context = false ) {
+function WP_Filesystem( $args = false, $context = false, $allow_relaxed_file_ownership = false ) {
global $wp_filesystem;
require_once(ABSPATH . 'wp-admin/includes/class-wp-filesystem-base.php');
- $method = get_filesystem_method($args, $context);
+ $method = get_filesystem_method( $args, $context, $allow_relaxed_file_ownership );
if ( ! $method )
return false;
if ( ! class_exists("WP_Filesystem_$method") ) {
- $abstraction_file = apply_filters('filesystem_method_file', ABSPATH . 'wp-admin/includes/class-wp-filesystem-' . $method . '.php', $method);
+
+ /**
+ * Filter the path for a specific filesystem method class file.
+ *
+ * @since 2.6.0
+ *
+ * @see get_filesystem_method()
+ *
+ * @param string $path Path to the specific filesystem method class file.
+ * @param string $method The filesystem method to use.
+ */
+ $abstraction_file = apply_filters( 'filesystem_method_file', ABSPATH . 'wp-admin/includes/class-wp-filesystem-' . $method . '.php', $method );
+
if ( ! file_exists($abstraction_file) )
return;
@@ -821,41 +878,76 @@ function WP_Filesystem( $args = false, $context = false ) {
// Set the permission constants if not already set.
if ( ! defined('FS_CHMOD_DIR') )
- define('FS_CHMOD_DIR', 0755 );
+ define('FS_CHMOD_DIR', ( fileperms( ABSPATH ) & 0777 | 0755 ) );
if ( ! defined('FS_CHMOD_FILE') )
- define('FS_CHMOD_FILE', 0644 );
+ define('FS_CHMOD_FILE', ( fileperms( ABSPATH . 'index.php' ) & 0777 | 0644 ) );
return true;
}
/**
- * Determines which Filesystem Method to use.
- * The priority of the Transports are: Direct, SSH2, FTP PHP Extension, FTP Sockets (Via Sockets class, or fsockopen())
+ * Determines which method to use for reading, writing, modifying, or deleting
+ * files on the filesystem.
+ *
+ * The priority of the transports are: Direct, SSH2, FTP PHP Extension, FTP Sockets
+ * (Via Sockets class, or `fsockopen()`). Valid values for these are: 'direct', 'ssh2',
+ * 'ftpext' or 'ftpsockets'.
+ *
+ * The return value can be overridden by defining the `FS_METHOD` constant in `wp-config.php`,
+ * or filtering via {@see 'filesystem_method'}.
+ *
+ * @link https://codex.wordpress.org/Editing_wp-config.php#WordPress_Upgrade_Constants
*
- * Note that the return value of this function can be overridden in 2 ways
- * - By defining FS_METHOD in your wp-config.php
file
- * - By using the filesystem_method filter
- * Valid values for these are: 'direct', 'ssh', 'ftpext' or 'ftpsockets'
- * Plugins may also define a custom transport handler, See the WP_Filesystem function for more information.
+ * Plugins may define a custom transport handler, See WP_Filesystem().
*
* @since 2.5.0
*
- * @param array $args Connection details.
- * @param string $context Full path to the directory that is tested for being writable.
+ * @param array $args Optional. Connection details. Default empty array.
+ * @param string $context Optional. Full path to the directory that is tested
+ * for being writable. Default false.
+ * @param bool $allow_relaxed_file_ownership Optional. Whether to allow Group/World writable.
+ * Default false.
* @return string The transport to use, see description for valid return values.
*/
-function get_filesystem_method($args = array(), $context = false) {
- $method = defined('FS_METHOD') ? FS_METHOD : false; //Please ensure that this is either 'direct', 'ssh', 'ftpext' or 'ftpsockets'
+function get_filesystem_method( $args = array(), $context = false, $allow_relaxed_file_ownership = false ) {
+ $method = defined('FS_METHOD') ? FS_METHOD : false; // Please ensure that this is either 'direct', 'ssh2', 'ftpext' or 'ftpsockets'
+
+ if ( ! $context ) {
+ $context = WP_CONTENT_DIR;
+ }
+
+ // If the directory doesn't exist (wp-content/languages) then use the parent directory as we'll create it.
+ if ( WP_LANG_DIR == $context && ! is_dir( $context ) ) {
+ $context = dirname( $context );
+ }
+
+ $context = trailingslashit( $context );
+
+ if ( ! $method ) {
- if ( ! $method && function_exists('getmyuid') && function_exists('fileowner') ){
- if ( !$context )
- $context = WP_CONTENT_DIR;
- $context = trailingslashit($context);
$temp_file_name = $context . 'temp-write-test-' . time();
$temp_handle = @fopen($temp_file_name, 'w');
if ( $temp_handle ) {
- if ( getmyuid() == @fileowner($temp_file_name) )
+
+ // Attempt to determine the file owner of the WordPress files, and that of newly created files
+ $wp_file_owner = $temp_file_owner = false;
+ if ( function_exists('fileowner') ) {
+ $wp_file_owner = @fileowner( __FILE__ );
+ $temp_file_owner = @fileowner( $temp_file_name );
+ }
+
+ if ( $wp_file_owner !== false && $wp_file_owner === $temp_file_owner ) {
+ // WordPress is creating files as the same owner as the WordPress files,
+ // this means it's safe to modify & create new files via PHP.
$method = 'direct';
+ $GLOBALS['_wp_filesystem_direct_method'] = 'file_owner';
+ } elseif ( $allow_relaxed_file_ownership ) {
+ // The $context directory is writable, and $allow_relaxed_file_ownership is set, this means we can modify files
+ // safely in this directory. This mode doesn't create new files, only alter existing ones.
+ $method = 'direct';
+ $GLOBALS['_wp_filesystem_direct_method'] = 'relaxed_ownership';
+ }
+
@fclose($temp_handle);
@unlink($temp_file_name);
}
@@ -864,33 +956,71 @@ function get_filesystem_method($args = array(), $context = false) {
if ( ! $method && isset($args['connection_type']) && 'ssh' == $args['connection_type'] && extension_loaded('ssh2') && function_exists('stream_get_contents') ) $method = 'ssh2';
if ( ! $method && extension_loaded('ftp') ) $method = 'ftpext';
if ( ! $method && ( extension_loaded('sockets') || function_exists('fsockopen') ) ) $method = 'ftpsockets'; //Sockets: Socket extension; PHP Mode: FSockopen / fwrite / fread
- return apply_filters('filesystem_method', $method, $args);
+
+ /**
+ * Filter the filesystem method to use.
+ *
+ * @since 2.6.0
+ *
+ * @param string $method Filesystem method to return.
+ * @param array $args An array of connection details for the method.
+ * @param string $context Full path to the directory that is tested for being writable.
+ * @param bool $allow_relaxed_file_ownership Whether to allow Group/World writable.
+ */
+ return apply_filters( 'filesystem_method', $method, $args, $context, $allow_relaxed_file_ownership );
}
/**
- * Displays a form to the user to request for their FTP/SSH details in order to connect to the filesystem.
+ * Displays a form to the user to request for their FTP/SSH details in order
+ * to connect to the filesystem.
+ *
* All chosen/entered details are saved, Excluding the Password.
*
- * Hostnames may be in the form of hostname:portnumber (eg: wordpress.org:2467) to specify an alternate FTP/SSH port.
+ * Hostnames may be in the form of hostname:portnumber (eg: wordpress.org:2467)
+ * to specify an alternate FTP/SSH port.
*
- * Plugins may override this form by returning true|false via the request_filesystem_credentials
filter.
+ * Plugins may override this form by returning true|false via the
+ * {@see 'request_filesystem_credentials'} filter.
*
- * @since 2.5.0
+ * @since 2.5.
+ *
+ * @todo Properly mark optional arguments as such
*
* @param string $form_post the URL to post the form to
* @param string $type the chosen Filesystem method in use
* @param boolean $error if the current request has failed to connect
* @param string $context The directory which is needed access to, The write-test will be performed on this directory by get_filesystem_method()
- * @param string $extra_fields Extra POST fields which should be checked for to be included in the post.
+ * @param array $extra_fields Extra POST fields which should be checked for to be included in the post.
+ * @param bool $allow_relaxed_file_ownership Whether to allow Group/World writable.
* @return boolean False on failure. True on success.
*/
-function request_filesystem_credentials($form_post, $type = '', $error = false, $context = false, $extra_fields = null) {
- $req_cred = apply_filters( 'request_filesystem_credentials', '', $form_post, $type, $error, $context, $extra_fields );
+function request_filesystem_credentials($form_post, $type = '', $error = false, $context = false, $extra_fields = null, $allow_relaxed_file_ownership = false ) {
+
+ /**
+ * Filter the filesystem credentials form output.
+ *
+ * Returning anything other than an empty string will effectively short-circuit
+ * output of the filesystem credentials form, returning that value instead.
+ *
+ * @since 2.5.0
+ *
+ * @param mixed $output Form output to return instead. Default empty.
+ * @param string $form_post URL to POST the form to.
+ * @param string $type Chosen type of filesystem.
+ * @param bool $error Whether the current request has failed to connect.
+ * Default false.
+ * @param string $context Full path to the directory that is tested for
+ * being writable.
+ * @param bool $allow_relaxed_file_ownership Whether to allow Group/World writable.
+ * @param array $extra_fields Extra POST fields.
+ */
+ $req_cred = apply_filters( 'request_filesystem_credentials', '', $form_post, $type, $error, $context, $extra_fields, $allow_relaxed_file_ownership );
if ( '' !== $req_cred )
return $req_cred;
- if ( empty($type) )
- $type = get_filesystem_method(array(), $context);
+ if ( empty($type) ) {
+ $type = get_filesystem_method( array(), $context, $allow_relaxed_file_ownership );
+ }
if ( 'direct' == $type )
return true;
@@ -901,15 +1031,15 @@ function request_filesystem_credentials($form_post, $type = '', $error = false,
$credentials = get_option('ftp_credentials', array( 'hostname' => '', 'username' => ''));
// If defined, set it to that, Else, If POST'd, set it to that, If not, Set it to whatever it previously was(saved details in option)
- $credentials['hostname'] = defined('FTP_HOST') ? FTP_HOST : (!empty($_POST['hostname']) ? stripslashes($_POST['hostname']) : $credentials['hostname']);
- $credentials['username'] = defined('FTP_USER') ? FTP_USER : (!empty($_POST['username']) ? stripslashes($_POST['username']) : $credentials['username']);
- $credentials['password'] = defined('FTP_PASS') ? FTP_PASS : (!empty($_POST['password']) ? stripslashes($_POST['password']) : '');
+ $credentials['hostname'] = defined('FTP_HOST') ? FTP_HOST : (!empty($_POST['hostname']) ? wp_unslash( $_POST['hostname'] ) : $credentials['hostname']);
+ $credentials['username'] = defined('FTP_USER') ? FTP_USER : (!empty($_POST['username']) ? wp_unslash( $_POST['username'] ) : $credentials['username']);
+ $credentials['password'] = defined('FTP_PASS') ? FTP_PASS : (!empty($_POST['password']) ? wp_unslash( $_POST['password'] ) : '');
// Check to see if we are setting the public/private keys for ssh
- $credentials['public_key'] = defined('FTP_PUBKEY') ? FTP_PUBKEY : (!empty($_POST['public_key']) ? stripslashes($_POST['public_key']) : '');
- $credentials['private_key'] = defined('FTP_PRIKEY') ? FTP_PRIKEY : (!empty($_POST['private_key']) ? stripslashes($_POST['private_key']) : '');
+ $credentials['public_key'] = defined('FTP_PUBKEY') ? FTP_PUBKEY : (!empty($_POST['public_key']) ? wp_unslash( $_POST['public_key'] ) : '');
+ $credentials['private_key'] = defined('FTP_PRIKEY') ? FTP_PRIKEY : (!empty($_POST['private_key']) ? wp_unslash( $_POST['private_key'] ) : '');
- //sanitize the hostname, Some people might pass in odd-data:
+ // Sanitize the hostname, Some people might pass in odd-data:
$credentials['hostname'] = preg_replace('|\w+://|', '', $credentials['hostname']); //Strip any schemes off
if ( strpos($credentials['hostname'], ':') ) {
@@ -920,15 +1050,15 @@ function request_filesystem_credentials($form_post, $type = '', $error = false,
unset($credentials['port']);
}
- if ( (defined('FTP_SSH') && FTP_SSH) || (defined('FS_METHOD') && 'ssh' == FS_METHOD) )
+ if ( ( defined( 'FTP_SSH' ) && FTP_SSH ) || ( defined( 'FS_METHOD' ) && 'ssh2' == FS_METHOD ) ) {
$credentials['connection_type'] = 'ssh';
- else if ( (defined('FTP_SSL') && FTP_SSL) && 'ftpext' == $type ) //Only the FTP Extension understands SSL
+ } elseif ( ( defined( 'FTP_SSL' ) && FTP_SSL ) && 'ftpext' == $type ) { //Only the FTP Extension understands SSL
$credentials['connection_type'] = 'ftps';
- else if ( !empty($_POST['connection_type']) )
- $credentials['connection_type'] = stripslashes($_POST['connection_type']);
- else if ( !isset($credentials['connection_type']) ) //All else fails (And its not defaulted to something else saved), Default to FTP
+ } elseif ( ! empty( $_POST['connection_type'] ) ) {
+ $credentials['connection_type'] = wp_unslash( $_POST['connection_type'] );
+ } elseif ( ! isset( $credentials['connection_type'] ) ) { //All else fails (And it's not defaulted to something else saved), Default to FTP
$credentials['connection_type'] = 'ftp';
-
+ }
if ( ! $error &&
(
( !empty($credentials['password']) && !empty($credentials['username']) && !empty($credentials['hostname']) ) ||
@@ -939,15 +1069,18 @@ function request_filesystem_credentials($form_post, $type = '', $error = false,
$stored_credentials['hostname'] .= ':' . $stored_credentials['port'];
unset($stored_credentials['password'], $stored_credentials['port'], $stored_credentials['private_key'], $stored_credentials['public_key']);
- update_option('ftp_credentials', $stored_credentials);
+ if ( ! defined( 'WP_INSTALLING' ) ) {
+ update_option( 'ftp_credentials', $stored_credentials );
+ }
return $credentials;
}
- $hostname = '';
- $username = '';
- $password = '';
- $connection_type = '';
- if ( !empty($credentials) )
- extract($credentials, EXTR_OVERWRITE);
+ $hostname = isset( $credentials['hostname'] ) ? $credentials['hostname'] : '';
+ $username = isset( $credentials['username'] ) ? $credentials['username'] : '';
+ $public_key = isset( $credentials['public_key'] ) ? $credentials['public_key'] : '';
+ $private_key = isset( $credentials['private_key'] ) ? $credentials['private_key'] : '';
+ $port = isset( $credentials['port'] ) ? $credentials['port'] : '';
+ $connection_type = isset( $credentials['connection_type'] ) ? $credentials['connection_type'] : '';
+
if ( $error ) {
$error_string = __('ERROR: There was an error connecting to the server, Please verify the settings are correct.');
if ( is_wp_error($error) )
@@ -963,7 +1096,19 @@ function request_filesystem_credentials($form_post, $type = '', $error = false,
if ( extension_loaded('ssh2') && function_exists('stream_get_contents') )
$types[ 'ssh' ] = __('SSH2');
- $types = apply_filters('fs_ftp_connection_types', $types, $credentials, $type, $error, $context);
+ /**
+ * Filter the connection types to output to the filesystem credentials form.
+ *
+ * @since 2.9.0
+ *
+ * @param array $types Types of connections.
+ * @param array $credentials Credentials to connect with.
+ * @param string $type Chosen filesystem method.
+ * @param object $error Error object.
+ * @param string $context Full path to the directory that is tested
+ * for being writable.
+ */
+ $types = apply_filters( 'fs_ftp_connection_types', $types, $credentials, $type, $error, $context );
?>
-