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Links with epub:type require href #1444

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mattgarrish opened this issue Dec 5, 2022 · 1 comment · Fixed by #1459
Closed

Links with epub:type require href #1444

mattgarrish opened this issue Dec 5, 2022 · 1 comment · Fixed by #1459
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status: ready for implem The issue is ready to be implemented type: false-positive This issue is about valid content being incorrectly rejected
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@mattgarrish
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You can't use epub:type on an inactive link like this:

<a epub:type="glossref">foo</a>

If you do, epubcheck will report:

Error while parsing file: element "a" missing required attribute "href"

I don't know if this occurs often, but it seems like it might be too strict. I'm more worried that people have used it on bad markup patterns like this from the samples: <a epub:type="keyword">bar</a>.

@rdeltour rdeltour self-assigned this Dec 6, 2022
@rdeltour rdeltour added status: ready for implem The issue is ready to be implemented type: false-positive This issue is about valid content being incorrectly rejected labels Dec 6, 2022
@rdeltour rdeltour added this to the v5.0.0 milestone Dec 6, 2022
@rdeltour
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rdeltour commented Dec 6, 2022

Good catch! 👍

I checked the RelaxNG schema and the a element is defined as a combination of 4 elements:

a.elem.phrasing = a.href.elem.phrasing | a.nohref.elem.phrasing
a.elem.flow = a.href.elem.flow | a.nohref.elem.flow

we add the epub:type attribute to the a.attrs attributes, but not all of a.attrs are added to the a element with no href. So when it sees the epub:type attribute, the schema expects to be in one of the a.href.elem.* element, and also expects a href. 🙃

I'll fix the schema when updating the epub:type restrictions.

@rdeltour rdeltour modified the milestones: v5.0.0, v5.0.0-rc Dec 8, 2022
rdeltour added a commit that referenced this issue Jul 6, 2023
---------------------

Add `plaintext-only` value to `contenteditable` attribute

validator/validator@228ea687b

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

add warnings for deprecated ARIA attributes (#1560)

validator/validator@e61fbeb2c

Co-authored-by: Steve Faulkner <faulkner.steve@gmail.com>

---------------------

disallow aria attributes on datalist (#1557)

validator/validator@b4849c04b

Co-authored-by: Steve Faulkner <faulkner.steve@gmail.com>

---------------------

allow role=button on area

validator/validator@89ff1fc2b

Co-authored-by: stevefaulkner <faulkner.steve@gmail.com>

---------------------

fix: allow -1 for aria-colcount

validator/validator@2466e73c4

Co-authored-by: Nick Schonning <nschonni@gmail.com>

---------------------

fix: Allow -1 for aria-rowcount

validator/validator@eac205b6b

Co-authored-by: Nick Schonning <nschonni@gmail.com>

---------------------

Add `fetchpriority` attribute

validator/validator@7c9991405

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Script type importmap (#1478)

validator/validator@4054c56f5

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

Move “manifest” attribute to legacy-attributes list

validator/validator@175e62d3a

Co-authored-by: Michael[tm] Smith <mike@w3.org>

---------------------

Pointer Events (#1481)

validator/validator@5eb52a931

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

Report a better error message for obsolete “manifest” attribute

validator/validator@ae924b625

Co-authored-by: Michael[tm] Smith <mike@w3.org>

---------------------

onscrollend

validator/validator@87287a97f

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

slot element

validator/validator@d6cf423c1

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Allow paragraphs in hgroup (#1467)

validator/validator@3ff53973f

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

blocking="render" (#1466)

validator/validator@df5d4e23a

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

inert

validator/validator@507f551b2

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

hidden=until-found

validator/validator@a424d55a8

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

media attribute in meta element

validator/validator@af3e94d22

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Sync event handlers

validator/validator@58bea51c7

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Remove manifest attribute

validator/validator@66510f3ca

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

enterkeyhint

validator/validator@70f3044d7

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Form method dialog (#1443)

validator/validator@0db229a44

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

imagesrcset and imagesizes in link (#1444)

validator/validator@49656dbfc

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

feat: add support width and height of source in picture

validator/validator@176d98e4f

Co-authored-by: Takeshi Kurosawa <kurosawa-takeshi@mitsue.co.jp>

---------------------

Update: allow none/presentation on nav element (#1323)

validator/validator@5e25edb39

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

Update schema/html5/web-forms.rnc

validator/validator@95ba6c7cf

Co-authored-by: Michael[tm] Smith <mike@w3.org>

---------------------

update role allowances for button and input type=button

validator/validator@6cc14c4d7

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

adds role=radio alowance to img alt=foo

validator/validator@b013aa02b

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

remove deprecated dpub role allowances

validator/validator@b0fb152c0

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

allow section element to have role=group

validator/validator@078341d37

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>
rdeltour added a commit that referenced this issue Jul 7, 2023
---------------------

Add `plaintext-only` value to `contenteditable` attribute

validator/validator@228ea687b

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

add warnings for deprecated ARIA attributes (#1560)

validator/validator@e61fbeb2c

Co-authored-by: Steve Faulkner <faulkner.steve@gmail.com>

---------------------

disallow aria attributes on datalist (#1557)

validator/validator@b4849c04b

Co-authored-by: Steve Faulkner <faulkner.steve@gmail.com>

---------------------

allow role=button on area

validator/validator@89ff1fc2b

Co-authored-by: stevefaulkner <faulkner.steve@gmail.com>

---------------------

fix: allow -1 for aria-colcount

validator/validator@2466e73c4

Co-authored-by: Nick Schonning <nschonni@gmail.com>

---------------------

fix: Allow -1 for aria-rowcount

validator/validator@eac205b6b

Co-authored-by: Nick Schonning <nschonni@gmail.com>

---------------------

Add `fetchpriority` attribute

validator/validator@7c9991405

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Script type importmap (#1478)

validator/validator@4054c56f5

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

Move “manifest” attribute to legacy-attributes list

validator/validator@175e62d3a

Co-authored-by: Michael[tm] Smith <mike@w3.org>

---------------------

Pointer Events (#1481)

validator/validator@5eb52a931

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

Report a better error message for obsolete “manifest” attribute

validator/validator@ae924b625

Co-authored-by: Michael[tm] Smith <mike@w3.org>

---------------------

onscrollend

validator/validator@87287a97f

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

slot element

validator/validator@d6cf423c1

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Allow paragraphs in hgroup (#1467)

validator/validator@3ff53973f

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

blocking="render" (#1466)

validator/validator@df5d4e23a

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

inert

validator/validator@507f551b2

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

hidden=until-found

validator/validator@a424d55a8

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

media attribute in meta element

validator/validator@af3e94d22

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Sync event handlers

validator/validator@58bea51c7

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Remove manifest attribute

validator/validator@66510f3ca

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

enterkeyhint

validator/validator@70f3044d7

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Form method dialog (#1443)

validator/validator@0db229a44

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

imagesrcset and imagesizes in link (#1444)

validator/validator@49656dbfc

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

feat: add support width and height of source in picture

validator/validator@176d98e4f

Co-authored-by: Takeshi Kurosawa <kurosawa-takeshi@mitsue.co.jp>

---------------------

Update: allow none/presentation on nav element (#1323)

validator/validator@5e25edb39

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

Update schema/html5/web-forms.rnc

validator/validator@95ba6c7cf

Co-authored-by: Michael[tm] Smith <mike@w3.org>

---------------------

update role allowances for button and input type=button

validator/validator@6cc14c4d7

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

adds role=radio alowance to img alt=foo

validator/validator@b013aa02b

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

remove deprecated dpub role allowances

validator/validator@b0fb152c0

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

allow section element to have role=group

validator/validator@078341d37

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>
rdeltour added a commit that referenced this issue Jul 7, 2023
---------------------

Add `plaintext-only` value to `contenteditable` attribute

validator/validator@228ea687b

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

add warnings for deprecated ARIA attributes (#1560)

validator/validator@e61fbeb2c

Co-authored-by: Steve Faulkner <faulkner.steve@gmail.com>

---------------------

disallow aria attributes on datalist (#1557)

validator/validator@b4849c04b

Co-authored-by: Steve Faulkner <faulkner.steve@gmail.com>

---------------------

allow role=button on area

validator/validator@89ff1fc2b

Co-authored-by: stevefaulkner <faulkner.steve@gmail.com>

---------------------

fix: allow -1 for aria-colcount

validator/validator@2466e73c4

Co-authored-by: Nick Schonning <nschonni@gmail.com>

---------------------

fix: Allow -1 for aria-rowcount

validator/validator@eac205b6b

Co-authored-by: Nick Schonning <nschonni@gmail.com>

---------------------

Add `fetchpriority` attribute

validator/validator@7c9991405

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Script type importmap (#1478)

validator/validator@4054c56f5

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

Move “manifest” attribute to legacy-attributes list

validator/validator@175e62d3a

Co-authored-by: Michael[tm] Smith <mike@w3.org>

---------------------

Pointer Events (#1481)

validator/validator@5eb52a931

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

Report a better error message for obsolete “manifest” attribute

validator/validator@ae924b625

Co-authored-by: Michael[tm] Smith <mike@w3.org>

---------------------

onscrollend

validator/validator@87287a97f

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

slot element

validator/validator@d6cf423c1

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Allow paragraphs in hgroup (#1467)

validator/validator@3ff53973f

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

blocking="render" (#1466)

validator/validator@df5d4e23a

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

inert

validator/validator@507f551b2

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

hidden=until-found

validator/validator@a424d55a8

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

media attribute in meta element

validator/validator@af3e94d22

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Sync event handlers

validator/validator@58bea51c7

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Remove manifest attribute

validator/validator@66510f3ca

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

enterkeyhint

validator/validator@70f3044d7

Co-authored-by: Niedziolka Michal <niedziolek@hotmail.com>

---------------------

Form method dialog (#1443)

validator/validator@0db229a44

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

imagesrcset and imagesizes in link (#1444)

validator/validator@49656dbfc

Co-authored-by: Michał Niedziółka <niedziolek@hotmail.com>

---------------------

feat: add support width and height of source in picture

validator/validator@176d98e4f

Co-authored-by: Takeshi Kurosawa <kurosawa-takeshi@mitsue.co.jp>

---------------------

Update: allow none/presentation on nav element (#1323)

validator/validator@5e25edb39

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

Update schema/html5/web-forms.rnc

validator/validator@95ba6c7cf

Co-authored-by: Michael[tm] Smith <mike@w3.org>

---------------------

update role allowances for button and input type=button

validator/validator@6cc14c4d7

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

adds role=radio alowance to img alt=foo

validator/validator@b013aa02b

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

remove deprecated dpub role allowances

validator/validator@b0fb152c0

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>

---------------------

allow section element to have role=group

validator/validator@078341d37

Co-authored-by: Scott O'Hara <scottaohara@users.noreply.github.com>
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