BUG #16816: Unexpected escaping of html output

Started by PG Bug reporting formover 5 years ago2 messagesbugs
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#1PG Bug reporting form
noreply@postgresql.org

The following bug has been logged on the website:

Bug reference: 16816
Logged by: Jeroen Baten
Email address: jbaten@i2rs.nl
PostgreSQL version: 12.5
Operating system: Ubuntu Linux 20.04
Description:

Hi,

I am not sure if this is a bug, but I can't see to find any place
(web/books/google/irc) that has a solution to my problem.
So, in the end, I turn to the development team.

My problem is: I use psql --html to generate output that I then transform to
pdf using wkhtmltopdf.
psql --html escapes html that I purposely enter into the select statement.
(As I user I would like to be able to generate html in my select statements,
even when using the html format output format)

Example:
Running psql --html

select format('<a
href="https://zammad.thuis.local#ticket/zoom/%s&quot;&gt;%s&lt;/a&gt;&#39;,t.number,t.number)
as TicketID from tickets as t, users as u where t.owner_id=u.id and
date(t.close_at) is null and t.owner_id=u.id order by t.close_at limit 1 ;

<table border="1">
<tr>
<th align="center">ticketid</th>
</tr>
<tr valign="top">
<td align="left">&lt;a
href=&quot;https://zammad.thuis.local#ticket/zoom/85117&amp;quot;&amp;gt;85117&amp;lt;/a&amp;gt;&lt;/td&gt;
</tr>
</table>
<p>(1 row)<br />
</p>

Running psql without --html

ticketid
------------------------------------------------------------------
<a href="https://zammad.thuis.local#ticket/zoom/85117&quot;&gt;85117&lt;/a&gt;

Any and all help is highly appriciated.
Kind regards,
Jeroen Baten
<jbaten@i2rs.nl>

#2Jeroen Baten
jbaten@i2rs.nl
In reply to: PG Bug reporting form (#1)
Re: BUG #16816: Unexpected escaping of html output

Fixed it.

select
'<tr>',
format('<td><a
href="${baseurl}#ticket/zoom/%s">%s</a></li></td>',t.id,t.number) as
TicketID,
'</tr>'
from tickets as t, users as u

psql -h ${host} -U zammad zammad  --tuples-only -AF ' '  -c "${query}"

Works!

Op 08-01-2021 om 11:29 schreef PG Bug reporting form:

The following bug has been logged on the website:

Bug reference: 16816
Logged by: Jeroen Baten
Email address: jbaten@i2rs.nl
PostgreSQL version: 12.5
Operating system: Ubuntu Linux 20.04
Description:

Hi,

I am not sure if this is a bug, but I can't see to find any place
(web/books/google/irc) that has a solution to my problem.
So, in the end, I turn to the development team.

My problem is: I use psql --html to generate output that I then transform to
pdf using wkhtmltopdf.
psql --html escapes html that I purposely enter into the select statement.
(As I user I would like to be able to generate html in my select statements,
even when using the html format output format)

Example:
Running psql --html

select format('<a
href="https://zammad.thuis.local#ticket/zoom/%s&quot;&gt;%s&lt;/a&gt;&#39;,t.number,t.number)
as TicketID from tickets as t, users as u where t.owner_id=u.id and
date(t.close_at) is null and t.owner_id=u.id order by t.close_at limit 1 ;

<table border="1">
<tr>
<th align="center">ticketid</th>
</tr>
<tr valign="top">
<td align="left">&lt;a
href=&quot;https://zammad.thuis.local#ticket/zoom/85117&amp;quot;&amp;gt;85117&amp;lt;/a&amp;gt;&lt;/td&gt;
</tr>
</table>
<p>(1 row)<br />
</p>

Running psql without --html

ticketid
------------------------------------------------------------------
<a href="https://zammad.thuis.local#ticket/zoom/85117&quot;&gt;85117&lt;/a&gt;

Any and all help is highly appriciated.
Kind regards,
Jeroen Baten
<jbaten@i2rs.nl>

--
Jeroen Baten | EMAIL : JBATEN@I2RS.NL
____ _ __ | web : www.i2rs.nl
| )|_)(_ | tel : +31 (0)648519096
_|_/_| \__) | Frisolaan 16, 4101 JK, Culemborg, the Netherlands

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