diff --git a/classes/script_metadata.php b/classes/script_metadata.php
index 129591b..dc68ee7 100644
--- a/classes/script_metadata.php
+++ b/classes/script_metadata.php
@@ -205,23 +205,40 @@ public static function get_redactable_param_names(): array {
     }
 
     /**
-     * Gets the name of the script.
-     *
+     * Gets the name of the script. Parameters share the names of globals as a hint to the caller.
+     * @param string|null $me
+     * @param string|null $script
      * @return string the request path for this profile.
      */
-    public static function get_request(): string {
-        global $SCRIPT, $ME, $CFG;
+    public static function get_normalised_relative_script_path($me, $script): string {
+        if (isset($me)) {
+            $scriptpath = $me;
+        } else if (isset($script)) {
+            $scriptpath = $script;
+        } else {
+            return self::REQUEST_UNKNOWN;
+        }
 
-        if (!isset($ME)) {
-            // If set, it will trim off the leading '/' to normalise web & cli requests.
-            $request = isset($SCRIPT) ? ltrim($SCRIPT, '/') : self::REQUEST_UNKNOWN;
-            return $request;
+        // Remove consecutive slashes.
+        $scriptpath = preg_replace('/\/+/', '/', $scriptpath);
+
+        // Strip pathinfo.
+        $scriptpath = preg_replace('/\.php.*$/', '.php', $scriptpath, 1);
+
+        // Strip off the query string ($ME includes this).
+        $scriptpath = preg_replace('/\?.*$/', '', $scriptpath);
+
+        // Remove 'index.php' from the end ($SCRIPT includes this).
+        $scriptpath = preg_replace('/\/index\.php$/', '', $scriptpath, 1);
+
+        // Remove leading and trailing slashes.
+        $scriptpath = trim($scriptpath, '/');
+
+        if ($scriptpath === '') {
+            return '/';
         }
 
-        $request = (new \moodle_url($ME))->out_omit_querystring();
-        $request = str_replace($CFG->wwwroot, '', $request);
-        $request = ltrim($request, '/');
-        return $request;
+        return $scriptpath;
     }
 
     /**
@@ -401,7 +418,7 @@ public static function get_timer_interval(): float {
     public static function get_sampling_period(): float {
         $period = get_config('tool_excimer', 'sample_ms') / 1000;
         $insensiblerange = $period >= self::SAMPLING_PERIOD_MIN && $period <= self::SAMPLING_PERIOD_MAX;
-        if (! $insensiblerange) {
+        if (!$insensiblerange) {
             set_config('sample_ms', self::SAMPLING_PERIOD_DEFAULT * 1000, 'tool_excimer');
             $period = self::SAMPLING_PERIOD_DEFAULT;
         }
diff --git a/classes/web_processor.php b/classes/web_processor.php
index a56b76f..502dc9a 100644
--- a/classes/web_processor.php
+++ b/classes/web_processor.php
@@ -59,7 +59,9 @@ public function init(manager $manager) {
         // Record and set initial memory usage at this point.
         $memoryusage = memory_get_usage();
 
-        $request = script_metadata::get_request();
+        global $ME, $SCRIPT;
+
+        $request = script_metadata::get_normalised_relative_script_path($ME, $SCRIPT);
         $starttime = (int) $manager->get_starttime();
         $this->sampleset = new sample_set($request, $starttime);
 
diff --git a/tests/tool_excimer_script_metadata_test.php b/tests/tool_excimer_script_metadata_test.php
index 3fce41e..6bb4385 100644
--- a/tests/tool_excimer_script_metadata_test.php
+++ b/tests/tool_excimer_script_metadata_test.php
@@ -188,28 +188,6 @@ public function sampling_limit_provider(): array {
         ];
     }
 
-    /**
-     * Tests script_metadata::get_request().
-     * @dataProvider relative_script_path_provider
-     * @covers \tool_excimer\script_metadata::get_request
-     * @param string $path
-     * @param string $expected
-     */
-    public function test_get_request(string $path, string $expected) {
-        script_metadata::init();
-
-        global $SCRIPT, $ME;
-        $globalscript = $SCRIPT ?? null;
-        $globalme = $ME ?? null;
-
-        $SCRIPT = $path;
-        $ME = $path;
-        $this->assertEquals($expected, script_metadata::get_request());
-
-        $SCRIPT = $globalscript;
-        $ME = $globalme;
-    }
-
     /**
      * Tests script_metadata::get_normalised_relative_script_path().
      * @dataProvider relative_script_path_provider
@@ -229,28 +207,28 @@ public function test_get_normalised_relative_script_path(string $path, string $e
      */
     public function relative_script_path_provider(): array {
         return [
-            ['', ''],
-            ['/', ''],
-            ['//', ''],
-            ['///', ''],
+            ['', '/'],
+            ['/', '/'],
+            ['//', '/'],
+            ['///', '/'],
             ['home', 'home'],
             ['/home', 'home'],
-            ['home/', 'home/'],
-            ['/home/', 'home/'],
+            ['home/', 'home'],
+            ['/home/', 'home'],
             ['hello/world', 'hello/world'],
             ['/hello/world', 'hello/world'],
-            ['/hello/world/', 'hello/world/'],
-            ['/////hello////world///', 'hello////world///'],
-            ['/////hello////world/index.php', 'hello////world/index.php'],
-            ['/////hello////world///index.php', 'hello////world///index.php'],
-            ['/////hello////world/index.php///', 'hello////world/index.php'],
-            ['/index.php', 'index.php'],
-            ['/my//index.php////', 'my//index.php'],
-            ['/my//index.php////index.php', 'my//index.php'],
-            ['/my//index.php////index.php/', 'my//index.php'],
-            ['/my//index.php////index.php/hello/world?param=value&param2=value', 'my//index.php'],
-            ['https://example.com//index.php', 'https://example.com//index.php'],
-            ['https://example.com/index.php/', 'https://example.com/index.php'],
+            ['/hello/world/', 'hello/world'],
+            ['/////hello////world///', 'hello/world'],
+            ['/////hello////world/index.php', 'hello/world'],
+            ['/////hello////world///index.php', 'hello/world'],
+            ['/////hello////world/index.php///', 'hello/world'],
+            ['/index.php', '/'],
+            ['/my//index.php////', 'my'],
+            ['/my//index.php////index.php', 'my'],
+            ['/my//index.php////index.php/', 'my'],
+            ['/my//index.php////index.php/hello/world?param=value&param2=value', 'my'],
+            ['https://example.com//index.php', 'https:/example.com'],
+            ['https://example.com/index.php/', 'https:/example.com'],
         ];
     }