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This commit is contained in:
Markos Gogoulos
2026-01-28 22:44:22 +02:00
parent f6252f4f77
commit 77bafff6f6
3 changed files with 31 additions and 22 deletions
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22
lti/views.py
View File

@@ -240,16 +240,18 @@ class LaunchView(View):
if media_token:
logger.error(f"[LTI LAUNCH DEBUG] Found media_friendly_token in custom claims: {media_token}")
# Check if media token was passed via OIDC session data (from filter launch)
# The state from the OIDC flow is used to retrieve session data
state = request.POST.get('state')
if state and not media_token:
session_key = f'state-{state}'
launch_session_data = request.session.get(session_key, {})
logger.error(f"[LTI LAUNCH DEBUG] Checking OIDC session data for state {state}: {launch_session_data}")
media_token = launch_session_data.get('media_friendly_token')
if media_token:
logger.error(f"[LTI LAUNCH DEBUG] Found media_friendly_token in OIDC session data: {media_token}")
# Check if media token was passed via target_link_uri query parameter (from filter launch)
if not media_token:
target_link_uri = launch_data.get('https://purl.imsglobal.org/spec/lti/claim/target_link_uri', '')
logger.error(f"[LTI LAUNCH DEBUG] target_link_uri: {target_link_uri}")
if '?media_token=' in target_link_uri or '&media_token=' in target_link_uri:
from urllib.parse import parse_qs, urlparse
parsed = urlparse(target_link_uri)
params = parse_qs(parsed.query)
media_token = params.get('media_token', [None])[0]
if media_token:
logger.error(f"[LTI LAUNCH DEBUG] Found media_token in target_link_uri: {media_token}")
# Store media_token in session for determine_redirect to use
if media_token:

29
moodle-plugins/filter_mediacmslti/launch.php
View File

@@ -70,20 +70,27 @@ $instance->launchcontainer = LTI_LAUNCH_CONTAINER_EMBED_NO_BLOCKS;
// Get type config
$typeconfig = lti_get_type_type_config($ltitoolid);
// Store media token in session so we can add it to lti_message_hint
// This is how Moodle passes extra data through the LTI launch
$launchid = 'filter_mediacms_' . uniqid();
if (!isset($SESSION->lti_initiatelogin_data)) {
$SESSION->lti_initiatelogin_data = [];
// Override the tool URL to include media token as query parameter
// This way MediaCMS receives it in the target_link_uri
if (is_array($typeconfig)) {
$baseurl = $typeconfig['toolurl'] ?? $mediacmsurl . '/lti/launch/';
$typeconfig['toolurl'] = $baseurl . '?media_token=' . urlencode($mediatoken);
if (isset($typeconfig['toolurl_secure'])) {
$baseurl_secure = $typeconfig['toolurl_secure'];
$typeconfig['toolurl_secure'] = $baseurl_secure . '?media_token=' . urlencode($mediatoken);
}
} else {
$baseurl = $typeconfig->toolurl ?? $mediacmsurl . '/lti/launch/';
$typeconfig->toolurl = $baseurl . '?media_token=' . urlencode($mediatoken);
if (isset($typeconfig->toolurl_secure)) {
$baseurl_secure = $typeconfig->toolurl_secure;
$typeconfig->toolurl_secure = $baseurl_secure . '?media_token=' . urlencode($mediatoken);
}
}
$SESSION->lti_initiatelogin_data[$launchid] = [
'media_friendly_token' => $mediatoken,
'courseid' => $courseid,
];
// Use Moodle's LTI launch function to initiate OIDC properly
// Pass the launchid so Moodle includes it in lti_message_hint
$content = lti_initiate_login($course->id, $launchid, $instance, $typeconfig, null, 'MediaCMS video resource');
// Pass null for cmid since we don't have a real course module
$content = lti_initiate_login($course->id, null, $instance, $typeconfig, null, 'MediaCMS video resource');
echo $OUTPUT->header();
echo $content;

2
moodle-plugins/filter_mediacmslti/version.php
View File

@@ -24,7 +24,7 @@
defined('MOODLE_INTERNAL') || die();
$plugin->version = 2026012805; // The current plugin version (Date: YYYYMMDDXX).
$plugin->version = 2026012806; // The current plugin version (Date: YYYYMMDDXX).
$plugin->requires = 2024100700; // Requires Moodle 5.0 or later.
$plugin->component = 'filter_mediacmslti'; // Full name of the plugin (used for diagnostics).
$plugin->maturity = MATURITY_STABLE;