WordPress Importer

• Update minimum WordPress requirement to 5.2.
• Update minimum PHP requirement to 5.6.
• Update compatibility tested-up-to to WordPress 6.1.
• PHP 8.0, 8.1, and 8.2 compatibility fixes.
• Fix a bug causing blank lines in content to be ignored when using the Regex Parser.
• Fix a bug resulting in a PHP fatal error when IMPORT_DEBUG is enabled and a category creation error occurs.
• Improved Unit testing & automated testing.

• Update minimum WordPress requirement to 3.7 and ensure compatibility with PHP 7.4.
• Fix bug that caused not importing term meta.
• Fix bug that caused slashes to be stripped from imported meta data.
• Fix bug that prevented import of serialized meta data.
• Fix file size check after download of remote files with HTTP compression enabled.
• Improve accessibility of form fields by adding missing labels.
• Improve imports for remote file URLs without name and/or extension.
• Add support for wp:base_blog_url field to allow importing multiple files with WP-CLI.
• Add support for term meta parsing when using the regular expressions or XML parser.
• Developers: All PHP classes have been moved into their own files.
• Developers: Allow to change IMPORT_DEBUG via wp-config.php and change default value to the value of WP_DEBUG.

• Improve PHP7 compatibility.
• Fix bug that caused slashes to be stripped from imported comments.
• Fix for various deprecation notices including wp_get_http() and screen_icon().
• Fix for importing export files with multiline term meta data.

• Add support for import term metadata.
• Fix bug that caused slashes to be stripped from imported content.
• Fix bug that caused characters to be stripped inside of CDATA in some cases.
• Fix PHP notices.

• Add wp_import_existing_post filter. See: https://core.trac.wordpress.org/ticket/33721

= 0.6 = Support for exports from WordPress 3.4.

= 0.5.2 = Fix incorrect error message when the export file could not be uploaded.

= 0.5 = Import comment meta and other minor bugfixes and enhancements.

= 0.4 = Bug fixes for attachment importing and other small enhancements.

= 0.3 = Upgrade for a more robust and reliable experience when importing WordPress export files, and for compatibility with WordPress 3.1.

• Support for WXR 1.2 and multiple CDATA sections
• Post aren't duplicates if their post_type's are different

• Double check that the uploaded export file exists before processing it. This prevents incorrect error messages when an export file is uploaded to a server with bad permissions and WordPress 3.3 or 3.3.1 is being used.

• Import comment meta (requires export from WordPress 3.2)
• Minor bugfixes and enhancements

• Map comment user_id where possible
• Import attachments from wp:attachment_url
• Upload attachments to correct directory
• Remap resized image URLs correctly

• Use an XML Parser if possible
• Proper import support for nav menus
• ... and more, see Trac ticket #15197