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Handling Resource Link ID during Transition from LTI 1.1 to LTI 1.3 #182

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Handling Resource Link ID during Transition from LTI 1.1 to LTI 1.3 #182

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8 changes: 7 additions & 1 deletion vendor/tsugi/lib/src/Core/LTIX.php
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Original file line number Diff line number Diff line change
Expand Up @@ -1123,6 +1123,11 @@ public static function extractJWT($needed=self::ALL, $input=false) {
$retval['lti11_transition_user_id'] = $lti11_transition->user_id;
$retval['lti11_transition_oauth_consumer_key'] = $lti11_transition->oauth_consumer_key;
$retval['lti11_transition_oauth_consumer_key_sign'] = $lti11_transition->oauth_consumer_key_sign;
// If the LTI 1.1 transition claim contains the resource_link_id,
// assign its value to the link_id in the return value array.
if (isset($lti11_transition->resource_link_id)) {
$retval['link_id'] = $lti11_transition->resource_link_id;
}
}
}

Expand All @@ -1140,7 +1145,8 @@ public static function extractJWT($needed=self::ALL, $input=false) {
$resource_link_claim = LTI13::RESOURCE_LINK_CLAIM;
$context_id_claim = LTI13::CONTEXT_ID_CLAIM;
$deployment_id_claim = LTI13::DEPLOYMENT_ID_CLAIM;
if ( isset($body->{$resource_link_claim}->id) ) $retval['link_id'] = $body->{$resource_link_claim}->id;
// If link_id in the return value array has not already been set
if ( isset($body->{$resource_link_claim}->id) && !isset($retval['link_id']) ) $retval['link_id'] = $body->{$resource_link_claim}->id;
if ( isset($body->{$context_id_claim}->id) ) $retval['context_id'] = $body->{$context_id_claim}->id;
if ( isset($body->{$deployment_id_claim}) ) $retval['deployment_id'] = $body->{$deployment_id_claim};

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