MDL-82146 report_log: Add subsections to activity filter

.upgradenotes/MDL-82146-2024071006310652.yml

@@ -0,0 +1,7 @@
+issueNumber: MDL-82146
+notes:
+  report_log:
+    - message: >-
+        get_activities_list() function returns also an array of disabled
+        elements, apart from the array of activities.
+      type: improved

report/log/classes/renderable.php

@@ -196,49 +196,100 @@ class report_log_renderable implements renderable {
      * @return array list of activities.
      */
     public function get_activities_list() {
-        $activities = array();
+        $activities = [];
+        $disabled = [];
 
         // For site just return site errors option.
         $sitecontext = context_system::instance();
         if ($this->course->id == SITEID && has_capability('report/log:view', $sitecontext)) {
             $activities["site_errors"] = get_string("siteerrors");
-            return $activities;
+            return [$activities, $disabled];
         }
 
         $modinfo = get_fast_modinfo($this->course);
+        $delegatedsections = $modinfo->get_sections_delegated_by_cm();
+
         if (!empty($modinfo->cms)) {
             $section = 0;
             $thissection = array();
             foreach ($modinfo->cms as $cm) {
-                // Exclude activities that aren't visible or have no view link (e.g. label). Account for folders displayed inline.
-                if (!$cm->uservisible || (!$cm->has_view() && strcmp($cm->modname, 'folder') !== 0)) {
+                if (!$modname = $this->get_activity_name($cm)) {
                     continue;
                 }
+
                 if ($cm->sectionnum > 0 and $section <> $cm->sectionnum) {
+                    $sectioninfo = $modinfo->get_section_info($cm->sectionnum);
+
+                    // Don't show subsections here. We are showing them in the corresponding module.
+                    if ($sectioninfo->is_delegated()) {
+                        continue;
+                    }
+
                     $activities[] = $thissection;
                     $thissection = array();
                 }
                 $section = $cm->sectionnum;
-                $modname = strip_tags($cm->get_formatted_name());
-                if (core_text::strlen($modname) > 55) {
-                    $modname = core_text::substr($modname, 0, 50)."...";
-                }
-                if (!$cm->visible) {
-                    $modname = "(".$modname.")";
-                }
                 $key = get_section_name($this->course, $cm->sectionnum);
                 if (!isset($thissection[$key])) {
-                    $thissection[$key] = array();
+                    $thissection[$key] = [];
                 }
                 $thissection[$key][$cm->id] = $modname;
+                // Check if the module is delegating a section.
+                if (array_key_exists($cm->id, $delegatedsections)) {
+                    $delegated = $delegatedsections[$cm->id];
+                    $modules = (empty($delegated->sequence)) ? [] : explode(',', $delegated->sequence);
+                    $thissection[$key] = $thissection[$key] + $this->get_delegated_section_activities($modinfo, $modules);
+                    $disabled[] = $cm->id;
+                }
             }
             if (!empty($thissection)) {
                 $activities[] = $thissection;
             }
         }
+        return [$activities, $disabled];
+    }
+
+    /**
+     * Helper function to return list of activities in a delegated section.
+     *
+     * @param course_modinfo $modinfo
+     * @param array $cms List of cm ids in the section.
+     * @return array list of activities.
+     */
+    protected function get_delegated_section_activities(course_modinfo $modinfo, array $cmids): array {
+        $activities = [];
+        $indenter = '&nbsp;&nbsp;&nbsp;&nbsp;';
+        foreach ($cmids as $cmid) {
+            $cm = $modinfo->cms[$cmid];
+            if ($modname = $this->get_activity_name($cm)) {
+                $activities[$cmid] = $indenter.$modname;
+            }
+        }
         return $activities;
     }
 
+    /**
+     * Helper function to return the name to show in the dropdown.
+     *
+     * @param cm_info $cm
+     * @return string The name.
+     */
+    private function get_activity_name(cm_info $cm): string {
+        // Exclude activities that aren't visible or have no view link (e.g. label). Account for folders displayed inline.
+        if (!$cm->uservisible || (!$cm->has_view() && strcmp($cm->modname, 'folder') !== 0)) {
+            return '';
+        }
+        $modname = strip_tags($cm->get_formatted_name());
+        if (core_text::strlen($modname) > 55) {
+            $modname = core_text::substr($modname, 0, 50)."...";
+        }
+        if (!$cm->visible) {
+            $modname = "(".$modname.")";
+        }
+
+        return $modname;
+    }
+
     /**
      * Helper function to get selected group.
      *

report/log/classes/renderer.php

@@ -161,10 +161,10 @@ class report_log_renderer extends plugin_renderer_base {
             ['class' => 'mr-2 mb-2']);
 
         // Add activity selector.
-        $activities = $reportlog->get_activities_list();
+        [$activities, $disabled] = $reportlog->get_activities_list();
         echo html_writer::label(get_string('activities'), 'menumodid', false, array('class' => 'accesshide'));
         echo html_writer::select($activities, "modid", $reportlog->modid, get_string("allactivities"),
-            ['class' => 'mr-2 mb-2']);
+            ['class' => 'mr-2 mb-2'], $disabled);
 
         // Add actions selector.
         echo html_writer::label(get_string('actions'), 'menumodaction', false, array('class' => 'accesshide'));

theme/boost/scss/moodle/reports.scss

@@ -34,3 +34,13 @@
         padding-left: $spacer * 3.5;
     }
 }
+
+#page-report-log-index #menumodid option:disabled {
+    // Browsers do not consider the color of a disabled option
+    // if it is the same as the non-disabled options.
+    // Since we are using disabled elements to create a sense of hierarchy,
+    // we intentionally use a slightly different color for them.
+    // We do this because HTML still does not allow nested optgroups in select elements.
+    color: lighten($custom-select-color, 1%);
+    font-weight: bolder;
+}

theme/boost/style/moodle.css

@@ -35080,6 +35080,11 @@ img.userpicture {
   padding-left: 3.5rem;
 }
 
+#page-report-log-index #menumodid option:disabled {
+  color: #4b535a;
+  font-weight: bolder;
+}
+
 .path-backup .mform {
   /* These are long labels with checkboxes on the right. */
 }

theme/classic/style/moodle.css

@@ -35080,6 +35080,11 @@ img.userpicture {
   padding-left: 3.5rem;
 }
 
+#page-report-log-index #menumodid option:disabled {
+  color: #4b535a;
+  font-weight: bolder;
+}
+
 .path-backup .mform {
   /* These are long labels with checkboxes on the right. */
 }