unzip_file()
Function: Unzips a specified ZIP file to a location on the filesystem via the WordPress Filesystem Abstraction.
Source: wp-admin/includes/file.php:1554
_unzip_file_ziparchive()
Function: Attempts to unzip an archive using the ZipArchive class.
Source: wp-admin/includes/file.php:1628
_unzip_file_pclzip()
Function: Attempts to unzip an archive using the PclZip library.
Source: wp-admin/includes/file.php:1776
copy_dir()
Function: Copies a directory from one location to another via the WordPress Filesystem Abstraction.
Source: wp-admin/includes/file.php:1900
WP_Filesystem()
Function: Initializes and connects the WordPress Filesystem Abstraction classes.
Source: wp-admin/includes/file.php:2050
pre_move_uploaded_file
Filter Hook: Filters whether to short-circuit moving the uploaded file after passing all checks.
Source: wp-admin/includes/file.php:986
_wp_handle_upload()
Function: Handles PHP uploads in ClassicPress.
Source: wp-admin/includes/file.php:778
{$action}_prefilter
Filter Hook: Filters the data for a file before it is uploaded to ClassicPress.
Source: wp-admin/includes/file.php:809
validate_file_to_edit()
Function: Makes sure that the file that was requested to be edited is allowed to be edited.
Source: wp-admin/includes/file.php:713
Language_Pack_Upgrader::bulk_upgrade()
Method: Bulk upgrade language packs.
Source: wp-admin/includes/class-language-pack-upgrader.php:167