Add new option: teachers allow students to see the result

classes/plagiarism_pchkorg_config_model.php

@@ -64,6 +64,78 @@ class plagiarism_pchkorg_config_model {
         return $resultmap[$module];
     }
 
+    /**
+     *
+     * Check if plugin show widget to student.
+     * Result is static.
+     *
+     * @param $module
+     * @return bool
+     */
+    public function show_widget_for_student($module) {
+        global $DB;
+
+        static $resultmap = array();
+        // This will be called only once per module.
+        if (!array_key_exists($module, $resultmap)) {
+            $configs = $DB->get_records('plagiarism_pchkorg_config', array(
+                'cm' => $module,
+                'name' => 'pchkorg_student_can_see_widget'
+            ));
+
+            $enabled = null;
+            foreach ($configs as $record) {
+                switch ($record->name) {
+                    case 'pchkorg_student_can_see_widget':
+                        $enabled = '1' == $record->value;
+                        break;
+                    default:
+                        break;
+                }
+            }
+
+            $resultmap[$module] = $enabled;
+        }
+
+        return $resultmap[$module];
+    }
+
+    /**
+     *
+     * Check if plugin show report to student.
+     * Result is static.
+     *
+     * @param $module
+     * @return bool
+     */
+    public function show_report_for_student($module) {
+        global $DB;
+
+        static $resultmap = array();
+        // This will be called only once per module.
+        if (!array_key_exists($module, $resultmap)) {
+            $configs = $DB->get_records('plagiarism_pchkorg_config', array(
+                'cm' => $module,
+                'name' => 'pchkorg_student_can_see_report'
+            ));
+
+            $enabled = null;
+            foreach ($configs as $record) {
+                switch ($record->name) {
+                    case 'pchkorg_student_can_see_report':
+                        $enabled = '1' == $record->value;
+                        break;
+                    default:
+                        break;
+                }
+            }
+
+            $resultmap[$module] = $enabled;
+        }
+
+        return $resultmap[$module];
+    }
+
     /**
      *
      * Get value for search setting

form/plagiarism_pchkorg_setup_form.php

@@ -46,10 +46,6 @@ class plagiarism_pchkorg_setup_form extends moodleform {
         );
         $mform->addHelpButton('pchkorg_use', 'pchkorg_use', 'plagiarism_pchkorg');
 
-        if (!isset($mform->exportValues()['pchkorg_use']) || is_null($mform->exportValues()['pchkorg_use'])) {
-            $mform->setDefault('pchkorg_use', false);
-        }
-
         $mform->addElement('password', 'pchkorg_token', get_string('pchkorg_token', 'plagiarism_pchkorg'));
         $mform->addHelpButton('pchkorg_token', 'pchkorg_token', 'plagiarism_pchkorg');
         $mform->addRule('pchkorg_token', null, 'required', null, 'client');

lang/en/plagiarism_pchkorg.php

@@ -55,6 +55,9 @@ $string['pchkorg_debug_not_member'] = 'User is not a member of plagiarismcheck g
 $string['pchkorg_debug_user_has_no_capability'] = 'User does not have capability';
 $string['pchkorg_debug_no_check'] = 'There is no checks for this activity';
 $string['pchkorg_debug_status_error'] = 'Some error for this file';
+$string['pchkorg_debug_student_not_allowed_see_widget'] = 'Students can not see a similarity score';
+$string['pchkorg_student_can_see_widget'] = 'Students can see a similarity score';
+$string['pchkorg_student_can_see_report'] = 'Students can access a similarity report';
 $string['pchkorg_disclosure'] = 'Submission will be sent to <a target="_blank" href="https://plagiarismcheck.org/">PlagiarismCheck.org</a> for check.
 <br />
 By submitting assignment I agree with <a target="_blank" href="https://plagiarismcheck.org/terms-of-service/">Terms &amp; Conditions</a>

lib.php

@@ -83,6 +83,17 @@ function plagiarism_pchkorg_coursemodule_standard_elements($formwrapper, $mform)
             $mform->setDefault('pchkorg_include_citation', 0);
         }
 
+        if (!isset($exportedvalues['pchkorg_student_can_see_report']) || is_null(
+                $exportedvalues['pchkorg_student_can_see_report']
+            )) {
+            $mform->setDefault('pchkorg_student_can_see_report', 1);
+        }
+        if (!isset($exportedvalues['pchkorg_student_can_see_widget']) || is_null(
+                $exportedvalues['pchkorg_student_can_see_widget']
+            )) {
+            $mform->setDefault('pchkorg_student_can_see_widget', 1);
+        }
+
         if (null === $cm) {
             if (!isset($exportedvalues['pchkorg_module_use'])
                 || is_null($exportedvalues['pchkorg_module_use'])) {
@@ -161,6 +172,21 @@ function plagiarism_pchkorg_coursemodule_standard_elements($formwrapper, $mform)
             get_string('pchkorg_include_citation', 'plagiarism_pchkorg'),
             array(get_string('no'), get_string('yes'))
         );
+
+
+        $mform->addElement(
+            'select',
+            'pchkorg_student_can_see_widget',
+            get_string('pchkorg_student_can_see_widget', 'plagiarism_pchkorg'),
+            array(get_string('no'), get_string('yes'))
+        );
+
+        $mform->addElement(
+            'select',
+            'pchkorg_student_can_see_report',
+            get_string('pchkorg_student_can_see_report', 'plagiarism_pchkorg'),
+            array(get_string('no'), get_string('yes'))
+        );
     }
 }
 
@@ -221,7 +247,6 @@ class plagiarism_plugin_pchkorg extends plagiarism_plugin {
         $component = !empty($linkarray['component']) ? $linkarray['component'] : '';
         if ($cmid === null && $component == 'qtype_essay' && !empty($linkarray['area'])) {
             $questions = question_engine::load_questions_usage_by_activity($linkarray['area']);
-
             $context = $questions->get_owning_context();
             if ($cmid === null && $context->contextlevel == CONTEXT_MODULE) {
                 $cmid = $context->instanceid;
@@ -238,8 +263,21 @@ class plagiarism_plugin_pchkorg extends plagiarism_plugin {
                 $isdebugenabled
             );
         }
+        $roleDatas = get_user_roles($context, $USER->id, true);
+        $roles = [];
+        foreach ($roleDatas as $rolesData) {
+            $roles[] = strtolower($rolesData->shortname);
+        }
+        // Moodle has multiple roles in courses.
+        $isstudent = in_array('student', $roles)
+            && !in_array('teacher', $roles)
+            && !in_array('editingteacher', $roles)
+            && !in_array('managerteacher', $roles);
 
         $canview = has_capability(capability::VIEW_SIMILARITY, $context);
+
+        $pchkorgconfigmodel->show_widget_for_student($cmid);
+
         if (!$canview) {
             return $this->exit_message(
                 get_string('pchkorg_debug_user_has_no_permission', 'plagiarism_pchkorg'),
@@ -255,6 +293,16 @@ class plagiarism_plugin_pchkorg extends plagiarism_plugin {
             );
         }
 
+        // Widget for student is disabled.
+        if ($isstudent && $pchkorgconfigmodel->show_widget_for_student($cmid) === false) {
+            return $this->exit_message(
+                get_string('pchkorg_debug_student_not_allowed_see_widget', 'plagiarism_pchkorg'),
+                $isdebugenabled
+            );
+        }
+
+        $isreportallowed = !$isstudent || $pchkorgconfigmodel->show_report_for_student($cmid) === true;
+
         // Only for some type of account, method will call a remote HTTP API.
         // The API will be called only once, because result is static.
         // Also, there is timeout 2 seconds for response.
@@ -329,7 +377,8 @@ class plagiarism_plugin_pchkorg extends plagiarism_plugin {
                     'token' => $reporttoken,
                     'image' => $imgsrc,
                     'label' => $label,
-                    'color' => $color
+                    'color' => $color,
+                    'isreportallowed' => $isreportallowed,
                 );
                 static $isjsfuncinjected = false;
                 if (!$isjsfuncinjected) {
@@ -410,7 +459,7 @@ require(['jquery'], function ($) {
             if (id) {
                 for (var d in window.plagiarism_check_data) {
                     var data = window.plagiarism_check_data[d];
-                    if (data && data.id == id) {
+                    if (data && data.id == id && data.isreportallowed) {
                         window.plagiarism_check_full_report(data.action, data.token);
                         break;
                     }
@@ -513,7 +562,9 @@ display: inline-block;"
             'pchkorg_min_percent',
             'pchkorg_include_citation',
             'pchkorg_include_referenced',
-            'pchkorg_exclude_self_plagiarism'
+            'pchkorg_exclude_self_plagiarism',
+            'pchkorg_student_can_see_widget',
+            'pchkorg_student_can_see_report'
         );
 
         $records = $DB->get_records('plagiarism_pchkorg_config', array(

version.php

@@ -26,9 +26,9 @@ defined('MOODLE_INTERNAL') || die();
 if (!isset($plugin)) {
     $plugin = new stdClass();
 }
-$plugin->version = 2022071720;
+$plugin->version = 2022072210;
-$plugin->requires = 2020061501; // Requires Moodle 3.9 .
+$plugin->requires = 2020071703; // Requires Moodle 3.9 .
-$plugin->release = 'v3.9.7';
+$plugin->release = 'v3.10.1';
 $plugin->component = 'plagiarism_pchkorg';
 $plugin->maturity = MATURITY_STABLE;
 $plugin->dependencies = array(