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Photo.php: add no_fallback parameter #140

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Jun 26, 2024
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Photo.php: add no_fallback parameter #140

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8 changes: 8 additions & 0 deletions docs/photos.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,14 @@ Configure which file is used as default photo :

$default_photo = "images/240px-PICA.jpg";

Photo endpoint
--------------

A user's photo can be queried on ``/photo.php?dn=[user's DN]``. An additionnal
``no_fallback`` parameter can be passed to avoid falling back to a default
picture and returning 404: ``/photo.php?no_fallback&dn=[user's DN]``. This is
useful to eg. use an application's internal fallback image instead.

LDAP attribute
--------------

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8 changes: 7 additions & 1 deletion htdocs/photo.php
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Expand Up @@ -74,8 +74,14 @@
$result = "dnrequired";
}

# Display default photo if any error
if ( !$photo ) {
# If `no_fallback` in GET parameters, fail with 404
if(isset($_GET['no_fallback'])) {
http_response_code(404);
die();
}

# Else, display default photo if any error
$photo = imagecreatefromjpeg($default_photo);
}

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