Thread: EPUBCheck 5.0 preview for EPUB 3.3
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Old 12-04-2022, 12:55 PM   #6
jhowell
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EPUBCheck version v5.0.0-beta-3 is available from https://github.com/w3c/epubcheck/releases

Quote:
This is the latest preview release of the next major version of EPUBCheck, v5.0.0. This version fully implements the new rules in EPUB 3.3.

We recommend users to effictively test this EPUBCheck version in their production workflow, to get ready for EPUB 3.3! 🚀

Note: This EPUBCheck version is not available in the Maven Central Repository. It is only available (temporarily) as a binary on the GitHub release page.

This release was made by the DAISY Consortium for the W3C. Many thanks to everyone who contributed and reported issues!

Features
  • allow 1s tolerance for media overlays duration sum check (e64c7c5), closes #1328
  • allow NCX documents to declare a doctype (f3e5f67), closes #1329
  • better check media overlays styling properties (6a58b8e)
  • better parse URL fragment micro syntaxes (bec390e)
  • check epub:type restrictions in XHTML and SVG (0fab5c8), closes #1348
  • check file name uniqueness wiht Unicode canonical case fold normalization (111e772), closes #1246
  • check fragment requirements on overlays links to text content (2091d14), closes #1248 #1301
  • check that container-relative URLs have no query (a4fed67)
  • check that overlays audio file URLs have no fragments (fdabe66), closes #1251
  • check the formal viewport meta tag syntax (01a7758), closes #1214 #1347
  • extend proper URL checking to more places (like CSS) (a3c736d)
  • improve checking of data URLs (cbc0b2a), closes #1238 #1239
  • improve checking of OCF file name characters (b6ac8ea), closes #1240 #1292 #1302
  • improve detection of non-UTF-8 file names (5248914), closes #1236
  • improve fallback detection check (545b7f7), closes #1304 #1298
  • new requirements of package link 'media-type' attribute (3199b81), closes #1307
  • no longer check collection role (8eb8492), closes #1350
  • remove checks related to deprecated bindings feature (7ca1edf)
  • report 'file' URLs as errors (0f6b509), closes #1270
  • report empty URL as a schema error instead of HTM-008 (e3d3afe)
  • restrict SVG title element to HTML elements (8631b7d), closes #1342
  • update checking of the package rendering vocabulary (3086258), closes #1327
  • update the reporting of file encoding issues (0d6f927), closes #1245
  • warn about non-HTTPS remote resource references (7eb5ff2), closes #1337

Bug Fixes
  • consider HTML form elements as scripted content (1bae7f7), closes #1282
  • declaring prefixes for default vocabs is an error (035effa), closes #1306
  • fix CVE-2021-23792 vulnerability from imageio-jpeg (50b847f), closes #1336
  • improve checking of missing SVG link labels, now USAGE (5903626), closes #1353
  • OPF-018 was incorrectly reported with inline CSS (c3d767c), closes #1335
  • regression that lost line and column numbers in messages (20b5142)
  • remove recursion in reading order checks (6cbbefa), closes #1358 #1356
  • report fatal XML parsing errors only once as RSC-016 (62d67e7)
  • support CSS logical combination pseudo-classes (5635807), closes #1289 #1354
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