/**
* Initialize the app metadata store, especially the APP_PATH and APP_URL
*
* @return AppMetadata
**/
public static function createAppMetadata()
{
global $secrets;
// FIXME grown-ups don't program like this
global $sql;
// FIXME grown-ups don't program like this
global $metadata;
// FIXME grown-ups don't program like this
global $smarty;
// FIXME grown-ups don't program like this
if (AppMetadata::prepareDatabase($sql)) {
$smarty->addMessage('App metadata database tables created', 'Database tables to store application metadata, which is used to build the
<code>config.xml</code> file, have been created in your MySQL database.', NotificationMessage::GOOD);
} else {
$smarty->addMessage('App metadata database tables exist', 'Database tables to store application metadata already exist and have not
been re-created.');
}
$metadata = initAppMetadata();
$metadata['APP_PATH'] = preg_replace('/\\/classes$/', '', __DIR__);
$metadata['APP_URL'] = (!isset($_SERVER['HTTPS']) || $_SERVER['HTTPS'] != 'on' ? 'http://' : 'https://') . $_SERVER['SERVER_NAME'] . preg_replace("|^{$_SERVER['DOCUMENT_ROOT']}(.*)\$|", '$1', $metadata['APP_PATH']);
$metadata['APP_NAME'] = (string) $secrets->app->name;
$metadata['APP_ID'] = (string) $secrets->app->id;
$metadata['CANVAS_INSTANCE_URL_PLACEHOLDER'] = 'https://canvas.instructure.com';
$smarty->assign('metadata', $metadata);
$smarty->addMessage('App metadata initialized', 'Basic application metadata has been updated, including APP_PATH and APP_URL', NotificationMessage::GOOD);
return $metadata;
}
{
return preg_replace('/[^a-z0-9]+/i', '_', $id);
}
function canvasHackNamespace($id, $javascript)
{
return preg_replace('/^(\\s*var\\s+)?canvashack\\s*=\\s*{\\n*(.*)};/is', canonicalNamespaceId($id) . ": {\n\$2\n}", $javascript);
}
$canvashacks = array();
$enabledPages = $toolbox->mysql_query("\n SELECT p.*\n FROM `pages` AS p\n INNER JOIN `canvashacks` AS c\n ON c.`id` = p.`canvashack`\n WHERE\n c.`enabled` = TRUE\n ORDER BY\n p.`include` DESC\n");
while ($page = $enabledPages->fetch_assoc()) {
if (!empty($page['url']) && $page['url'] == $location || !empty($page['pattern']) && preg_match($page['pattern'], $location)) {
if ($page['include']) {
$canvashacks[$page['canvashack']] = true;
} else {
unset($canvashacks[$page['canvashack']]);
}
}
}
$css = array();
if (($applicableCSS = $toolbox->mysql_query("\n SELECT *\n FROM `css`\n WHERE\n `canvashack` = '" . implode("' OR `canvashack` = '", array_keys($canvashacks)) . "'\n")) == false) {
exit;
}
while ($entry = $applicableCSS->fetch_assoc()) {
$css[$entry['canvashack']] = shell_exec("php \"{$entry['path']}\" \"{$location}\" 2>&1");
}
foreach ($css as $id => $stylesheet) {
$plugin = new AppMetadata($toolbox->getMySQL(), $id);
echo "/* CanvasHack ID {$id} begin */\n";
echo $plugin->derivedValues($stylesheet);
echo "\n/* CanvasHack ID {$id} end */\n\n";
}
