AD-HOC feat (Profiler): Allow supplying complex profiler configuration

Author: andrewhowdencom

app/bootstrap.php

@@ -54,8 +54,18 @@
     && isset($_SERVER['HTTP_ACCEPT'])
     && strpos($_SERVER['HTTP_ACCEPT'], 'text/html') !== false
 ) {
-    \Magento\Framework\Profiler::applyConfig(
-        (isset($_SERVER['MAGE_PROFILER']) && strlen($_SERVER['MAGE_PROFILER'])) ? $_SERVER['MAGE_PROFILER'] : trim(file_get_contents(BP . '/var/profiler.flag')),
+    $profilerString = isset($_SERVER['MAGE_PROFILER']) && strlen($_SERVER['MAGE_PROFILER'])
+        ? $_SERVER['MAGE_PROFILER']
+        : trim(file_get_contents(BP . '/var/profiler.flag'));
+
+    if ($profilerString && $profilerArray = json_decode($profilerString, true)) {
+        $profilerConfig = $profilerArray;
+    } else {
+        $profilerConfig = $profilerString;
+    }
+
+    Magento\Framework\Profiler::applyConfig(
+        $profilerConfig,
         BP,
         !empty($_SERVER['HTTP_X_REQUESTED_WITH']) && $_SERVER['HTTP_X_REQUESTED_WITH'] == 'XMLHttpRequest'
     );