[OS X TeX] Where does the assumption that large counts are phone numbers arise?

[William Slough]

I meant to write Preview, not Safari. Oops.

Bill Slough

On Mon, Feb 12, 2024 at 8:01 PM William Slough <wslough at gmail.com> wrote:

> Just to add another voice, it seems that this is Apple's way of being
> "helpful."  It looks like this is caused by something they call "Data
> Detectors" which can be toggled on or off, but only in some applications.
> There is such a toggle in TeXShop under Edit | Substitutions but this
> doesn't appear to have any effect within the PDF viewer.
>
> Curiously, I get different behaviors in the PDF file produced by your MWE
> depending on whether I use the TeXShop PDF viewer or separately open the
> PDF file with Safari. With Safari, it still detects these numbers as phone
> numbers but it doesn't start up FaceTime.
>
> In the "misery loves company" department, there are more than a few people
> on the Internet complaining about (seemingly) not being able to turn off
> Data Detectors in Safari!
>
> Bill Slough
>
> On Mon, Feb 12, 2024 at 7:50 PM Markus Klyver <markusklyver at hotmail.com>
> wrote:
>
>> Seems like a localization issue.
>>
>>
>> https://support.apple.com/guide/mac-help/change-the-system-language-mh26684/mac
>> Change the language your Mac uses
>> <https://support.apple.com/guide/mac-help/change-the-system-language-mh26684/mac>
>> On your Mac, change the language shown in menus and dialogs and in many
>> apps.
>> support.apple.com
>>
>>
>> ------------------------------
>> *Från:* MacOSX-TeX <macosx-tex-bounces at email.esm.psu.edu> för Ross Moore
>> <ross.moore at mq.edu.au>
>> *Skickat:* den 13 februari 2024 02:45
>> *Till:* TeX on Mac OS X Mailing List <macosx-tex at email.esm.psu.edu>
>> *Ämne:* Re: [OS X TeX] Where does the assumption that large counts are
>> phone numbers arise?
>>
>> Hi Doug.
>>
>> It has nothing to do with TeXshop, IMHO.
>>
>> You can see it happening in my Mail .app.
>>
>> [image: Screenshot 2024-02-13 at 12.40.22 pm.png]
>>
>> That popup, which appeared after clicking the number, is asking to add
>> the tel.# into Contacts.
>>
>> Be assured I did not do so. :-)
>>
>> Surely it is a system bug/feature — dunno how to stop it.
>>
>>
>> Very amusing post; thanks!
>>
>>
>> Ross
>>
>>
>> On 13 Feb 2024, at 11:03 am, Doug McKenna <doug at mathemaesthetics.com>
>> wrote:
>>
>> I'm running TeXShop 4.7 on MacOS 12.1, using pdfTeX, Version
>> 3.141592653-2.6-1.40.22 (TeX Live 2021).
>>
>> I'm writing a math paper that references a sequence of combinatorial
>> counts. The sequence gets large pretty fast.
>>
>> Here is a MWE:
>>
>> %%%%%%%%%%%%%%%%%%%%%
>> \documentclass[letterpaper,11pt]{article}
>> \begin{document}
>> For $n=1\dots 7$ the counts are $0, 4, 40, 2244, 185920, 106912792,
>> 90124167440$.
>>
>> In PDF output, click on either of the two final (non-phone) numbers.
>> \end{document}
>> %%%%%%%%%%%%%%%%%%%%%
>>
>> When viewing the PDF after typesetting, I just discovered that clicking
>> on either of the last two counts brings up the FaceTime app on my Mac.
>> After my initial WTF confusion, I then discovered that hovering the mouse
>> for a while over either large count in the PDF raises a little hint box
>> showing the count prefixed with "tel: ".
>>
>> These are not telephone numbers, and it's annoying for someone to have
>> assumed they are, allegedly for my convenience.
>>
>> Where in all the pdfTeX machinery is this assumption being made, if at
>> all? Is it in the PDF file itself, or is it in the MacOS PDF display
>> library that TeXShop is using? Does this only occur on MacOS?
>>
>> Can I affirmatively do something in my TeX code that creates the PDF to
>> prevent this false positive?
>>
>>
>> Doug McKenna
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>
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