675 lines
		
	
	
	
		
			33 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			675 lines
		
	
	
	
		
			33 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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namespace local_treestudyplan;
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require_once($CFG->libdir.'/externallib.php');
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require_once($CFG->libdir.'/gradelib.php');
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require_once($CFG->dirroot.'/course/lib.php');
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use core_course\local\repository\caching_content_item_readonly_repository;
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use core_course\local\repository\content_item_readonly_repository;
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use \grade_item;
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use \grade_scale;
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use \grade_outcome;
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class corecompletioninfo {
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    private $course;
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    private $completion;
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    private $modinfo;
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    private static $COMPLETION_HANDLES = null;
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    public function id(){
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        return $this->course->id;
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    }
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    public function __construct($course){
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        global $DB;
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        $this->course = $course;
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        $this->completion = new \completion_info($this->course);
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        $this->modinfo = get_fast_modinfo($this->course);
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    }
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    static public function completiontypes(){
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        global $COMPLETION_CRITERIA_TYPES; 
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        // Just return the keys of the global array COMPLETION_CRITERIA_TYPES, so we don't have to manually
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        // add any completion types....
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        return \array_keys($COMPLETION_CRITERIA_TYPES);
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    }
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    /**
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     * Translate a numeric completion constant to a text string 
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     * @param $completion The completion code as defined in completionlib.php to translate to a text handle
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     */
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    static public function completion_handle($completion){
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        if(empty(self::$COMPLETION_HANDLES)){
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            // Cache the translation table, to avoid overhead
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            self::$COMPLETION_HANDLES = [
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                COMPLETION_INCOMPLETE => "incomplete",
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                COMPLETION_COMPLETE => "complete", 
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                COMPLETION_COMPLETE_PASS => "complete-pass",
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                COMPLETION_COMPLETE_FAIL => "complete-fail",
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                COMPLETION_COMPLETE_FAIL_HIDDEN => "complete-fail"]; // the front end won't differentiate between hidden or not
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        }
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        return self::$COMPLETION_HANDLES[$completion] ?? "undefined";
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    }
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    public static function completion_item_editor_structure($value=VALUE_REQUIRED){
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        return new \external_single_structure([
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            "id" => new \external_value(PARAM_INT,'criteria id',VALUE_OPTIONAL),
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            "title" => new \external_value(PARAM_TEXT,'name of subitem',VALUE_OPTIONAL),
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            "link" => new \external_value(PARAM_TEXT, 'optional link to more details',VALUE_OPTIONAL),
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            "details" => new \external_single_structure([
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                "type" => new \external_value(PARAM_RAW, 'type',VALUE_OPTIONAL),
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                "criteria" => new \external_value(PARAM_RAW, 'criteria',VALUE_OPTIONAL),
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                "requirement" => new \external_value(PARAM_RAW, 'requirement',VALUE_OPTIONAL),
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                "status" => new \external_value(PARAM_RAW, 'status',VALUE_OPTIONAL),
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            ]),
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            "progress" => completionscanner::structure(),
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         ], 'completion type',$value);
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    }
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    public static function completion_type_editor_structure($value=VALUE_REQUIRED){
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        return new \external_single_structure([
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            "items" => new \external_multiple_structure(self::completion_item_editor_structure(),'subitems',VALUE_OPTIONAL),
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            "title" => new \external_value(PARAM_TEXT,'optional title',VALUE_OPTIONAL),
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            "desc" => new \external_value(PARAM_TEXT, 'optional description',VALUE_OPTIONAL),
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            "type" => new \external_value(PARAM_TEXT, 'completion type name'),
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            "aggregation" => new \external_value(PARAM_TEXT, 'completion aggregation for this type ["all","any"]'),
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         ], 'completion type',$value);
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    }
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    public static function editor_structure($value=VALUE_REQUIRED){
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        return new \external_single_structure([
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           "conditions" => new \external_multiple_structure(self::completion_type_editor_structure(),'completion conditions'),
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           "aggregation" => new \external_value(PARAM_TEXT, 'completion aggregation ["all","any"]'),
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           "enabled" => new \external_value(PARAM_BOOL,"whether completion is enabled here"),
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        ], 'course completion info',$value);
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    }
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    public static function completion_item_user_structure($value=VALUE_REQUIRED){
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        return new \external_single_structure([
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            "id" => new \external_value(PARAM_INT,'id of completion',VALUE_OPTIONAL),
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            "title" => new \external_value(PARAM_TEXT,'name of subitem',VALUE_OPTIONAL),
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            "details" => new \external_single_structure([
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                "type" => new \external_value(PARAM_RAW, 'type',VALUE_OPTIONAL),
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                "criteria" => new \external_value(PARAM_RAW, 'criteria',VALUE_OPTIONAL),
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                "requirement" => new \external_value(PARAM_RAW, 'requirement',VALUE_OPTIONAL),
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                "status" => new \external_value(PARAM_RAW, 'status',VALUE_OPTIONAL),
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            ]),
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            "link" => new \external_value(PARAM_TEXT, 'optional link to more details',VALUE_OPTIONAL),
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            "completed" => new \external_value(PARAM_BOOL, 'simple completed or not'),
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            "status" => new \external_value(PARAM_TEXT, 'extended completion status ["incomplete","progress","complete", "complete-pass","complete-fail"]'),
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            "pending" => new \external_value(PARAM_BOOL, 'optional pending state, for submitted but not yet reviewed activities',VALUE_OPTIONAL),
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            "grade" => new \external_value(PARAM_TEXT, 'optional grade result for this subitem',VALUE_OPTIONAL),
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            "feedback" => new \external_value(PARAM_RAW, 'optional feedback for this subitem ',VALUE_OPTIONAL),
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         ], 'completion type',$value);
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    }
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    public static function completion_type_user_structure($value=VALUE_REQUIRED){
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        return new \external_single_structure([
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            "items" => new \external_multiple_structure(self::completion_item_user_structure(),'subitems',VALUE_OPTIONAL),
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            "title" => new \external_value(PARAM_TEXT,'optional title',VALUE_OPTIONAL),
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            "desc" => new \external_value(PARAM_TEXT, 'optional description',VALUE_OPTIONAL),
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            "type" => new \external_value(PARAM_TEXT, 'completion type name'),
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            "aggregation" => new \external_value(PARAM_TEXT, 'completion aggregation for this type ["all","any"]'),
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            "completed" => new \external_value(PARAM_BOOL, 'current completion value for this type'),
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            "status" => new \external_value(PARAM_TEXT, 'extended completion status ["incomplete","progress","complete", "complete-pass","complete-fail"]'),
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            "progress" => new \external_value(PARAM_INT, 'completed sub-conditions'),
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            "count" => new \external_value(PARAM_INT, 'total number of sub-conditions'),
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         ], 'completion type',$value);
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    }
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    public static function user_structure($value=VALUE_REQUIRED){
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        return new \external_single_structure([
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            "progress" => new \external_value(PARAM_INT, 'completed sub-conditions'),
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            "enabled" => new \external_value(PARAM_BOOL,"whether completion is enabled here"),
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            "tracked" => new \external_value(PARAM_BOOL,"whether completion is tracked for the user",VALUE_OPTIONAL),
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            "count" => new \external_value(PARAM_INT, 'total number of sub-conditions'),
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            "conditions" => new \external_multiple_structure(self::completion_type_user_structure(),'completion conditions'),
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            "completed" => new \external_value(PARAM_BOOL, 'current completion value'),
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            "aggregation" => new \external_value(PARAM_TEXT, 'completion aggregation ["all","any"]'),
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            "pending" => new \external_value(PARAM_BOOL,"true if the user has any assignments pending grading",VALUE_OPTIONAL),
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        ], 'course completion info',$value);
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    }
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    private static function aggregation_handle($method){
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        return ($method==COMPLETION_AGGREGATION_ALL)?"all":"any";
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    }
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    public function editor_model() {
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        global $DB, $CFG, $COMPLETION_CRITERIA_TYPES;
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        $conditions = [];
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        $aggregation = "all"; // default
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        $info = [
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            "conditions" => $conditions,
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            "aggregation" => self::aggregation_handle($this->completion->get_aggregation_method()),
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            "enabled" => $this->completion->is_enabled() 
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        ];
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        // Check if completion tracking is enabled for this course - otherwise, revert to defaults 
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        if($this->completion->is_enabled())
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        {
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            $aggregation = $this->completion->get_aggregation_method();
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            // Loop through all condition types to see if they are applicable
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            foreach(self::completiontypes() as $type){
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                $criterias = $this->completion->get_criteria($type); // Returns array of relevant criteria items
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                if(count($criterias) > 0 ) // Only take it into account if the criteria count is > 0
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                {
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                    $cinfo = [
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                        "type" => $COMPLETION_CRITERIA_TYPES[$type],
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                        "aggregation" => self::aggregation_handle($this->completion->get_aggregation_method($type)),
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                        "title" => reset($criterias)->get_type_title(),
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                        "items" => [],
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                    ];
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                    foreach($criterias as $criteria){
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                        // Unfortunately, we cannot easily get the criteria details with get_details() without having a 
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                        // user completion object involved, so'we'll have to retrieve the details per completion type
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                        // See moodle/completion/criteria/completion_criteria_*.php::get_details() for the code that is
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                        // in the code below is based on
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                        if($type == COMPLETION_CRITERIA_TYPE_SELF){
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                            $details = [
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                                "type" => $criteria->get_title(),
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                                "criteria" => $criteria->get_title(),
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                                "requirement" => get_string('markingyourselfcomplete', 'completion'),
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                                "status" => "",
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                            ];
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                        }
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                        else if ($type == COMPLETION_CRITERIA_TYPE_DATE){
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                            $details = [
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                                "type" => get_string('datepassed', 'completion'),
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                                "criteria" => get_string('remainingenroleduntildate', 'completion'),
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                                "requirement" => date("Y-m-d",$criteria->timeend),
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                                "status" => "",
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                            ];
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                        }
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                        else if ($type == COMPLETION_CRITERIA_TYPE_UNENROL){
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                            $details = [
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                                "type" => get_string('unenrolment', 'completion'),
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                                "criteria" => get_string('unenrolment', 'completion'),
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                                "requirement" => get_string('unenrolingfromcourse', 'completion'),
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                                "status" => "",
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                            ];
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                        }
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                        else if ($type == COMPLETION_CRITERIA_TYPE_ACTIVITY){
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                            $cm = $this->modinfo->get_cm($criteria->moduleinstance);
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                            $details = [
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                                "type" => $criteria->get_title(),
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                                "criteria" => "", // Will be built in a moment by code copied from completion_criteria_activity.php
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                                "requirement" => "", // Will be built momentarily by code copied from completion_criteria_activity.php
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                                "status" => "",
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                            ];
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                            if ($cm->has_view()) {
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                                $details['criteria'] = \html_writer::link($cm->url, $cm->get_formatted_name());
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                            } else {
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                                $details['criteria'] = $cm->get_formatted_name();
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                            }
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                            // Build requirements
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                            $details['requirement'] = array();
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                            if ($cm->completion == COMPLETION_TRACKING_MANUAL) {
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                                $details['requirement'][] = get_string('markingyourselfcomplete', 'completion');
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                            } elseif ($cm->completion == COMPLETION_TRACKING_AUTOMATIC) {
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                                if ($cm->completionview) {
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                                    $modulename = \core_text::strtolower(get_string('modulename', $criteria->module));
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                                    $details['requirement'][] = get_string('viewingactivity', 'completion', $modulename);
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                                }
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                                if (!is_null($cm->completiongradeitemnumber)) {
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                                    $details['requirement'][] = get_string('achievinggrade', 'completion');
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                                }
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                                if ($cm->completionpassgrade) {
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                                    $details['requirement'][] = get_string('achievingpassinggrade', 'completion');
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                                }
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                            }
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                            $details['requirement'] = implode(', ', $details['requirement']);
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                        }
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                        else if ($type == COMPLETION_CRITERIA_TYPE_DURATION){
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                            $details = [
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                                "type" => get_string('periodpostenrolment', 'completion'),
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                                "criteria" => get_string('remainingenroledfortime', 'completion'),
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                                "requirement" => get_string('xdays', 'completion', ceil($criteria->enrolperiod / (60*60*24))),
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                                "status" => "",
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                            ];
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                        }
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                        else if ($type == COMPLETION_CRITERIA_TYPE_GRADE){
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                            $details = [
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                                "type" => get_string('coursegrade', 'completion'),
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                                "criteria" => get_string('graderequired', 'completion'),
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                                // TODO: convert to selected representation (letter, percentage, etc)
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                                "requirement" => get_string('graderequired', 'completion').": ".format_float($criteria->gradepass, 1),
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                                "status" => "",
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                            ];
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                        }
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                        else if ($type == COMPLETION_CRITERIA_TYPE_ROLE){
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                            $criteria = $criteria->get_title();
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                            $details = [
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                                "type" => get_string('manualcompletionby', 'completion'),
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                                "criteria" => $criteria,
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                                "requirement" => get_string('markedcompleteby', 'completion', $criteria),
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                                "status" => "",
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                            ];
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                        }
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                        else if ($type == COMPLETION_CRITERIA_TYPE_COURSE){
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                            $prereq = get_course($criteria->courseinstance);
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                            $coursecontext = \context_course::instance($prereq->id, MUST_EXIST);
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                            $fullname = format_string($prereq->fullname, true, array('context' => $coursecontext));
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                            $details = [
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                                "type" => $criteria->get_title(),
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                                "criteria" => '<a href="'.$CFG->wwwroot.'/course/view.php?id='.$criteria->courseinstance.'">'.s($fullname).'</a>',
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                                "requirement" => get_string('coursecompleted', 'completion'),
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                                "status" => "",
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                            ];
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                        } else {
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                            // Moodle added a criteria type
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                            $details = [
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                                "type" => "",
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                                "criteria" => "",
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                                "requirement" => "",
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                                "status" => "",
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                            ];
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                        }
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                        $scanner = new completionscanner($criteria,$this->course);
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                        // only add the items list if we actually have items...
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                        $cinfo["items"][] = [
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                            "id" => $criteria->id,
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                            "title" => $criteria->get_title_detailed(),
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                            "details" => $details,
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                            "progress" => $scanner->model(),
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                        ];
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                    }
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                    $info['conditions'][] = $cinfo;
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                }
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            }
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        }
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        return $info;
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    }
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    private function aggregate_completions($typeaggregation,$completions){
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        $completed = 0;
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        $count = count($completions);
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        foreach($completions as $c){
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            if($c->is_complete()){
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                $completed++;
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            }
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        }
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        if($typeaggregation == COMPLETION_AGGREGATION_ALL){
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            return $completed >= $count;
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        } 
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        else { // COMPLETION_AGGREGATION_ANY
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            return $completed > 1;
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        }
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    }
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    public function user_model($userid) {
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        global $DB, $COMPLETION_CRITERIA_TYPES;
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        $progress = $this->get_advanced_progress_percentage($userid);
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        $info = [
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            'progress' => $progress->completed,
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            "count" => $progress->count,
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            "conditions" => [],
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            "completed" => $this->completion->is_course_complete($userid),
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            "aggregation" => self::aggregation_handle($this->completion->get_aggregation_method()),
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            "enabled" => $this->completion->is_enabled(), 
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            "tracked" => $this->completion->is_tracked_user($userid),
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        ];
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        // Check if completion tracking is enabled for this course - otherwise, revert to defaults 
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        if($this->completion->is_enabled() && $this->completion->is_tracked_user($userid))
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        {
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            $anypending = false;
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            // Loop through all conditions to see if they are applicable
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            foreach(self::completiontypes() as $type){
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                // Get the main completion for this type
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                $completions = $this->completion->get_completions($userid,$type);
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                if(count($completions) > 0){
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                    $typeaggregation = $this->completion->get_aggregation_method($type);
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                    $completed = $this->aggregate_completions($typeaggregation,$completions);
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                    $cinfo = [
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                        "type" => $COMPLETION_CRITERIA_TYPES[$type],
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                        "aggregation" => self::aggregation_handle($typeaggregation),
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                        "completed" => $completed,
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                        "status" => $completed?"complete":"incomplete",
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                        "title" => reset($completions)->get_criteria()->get_type_title(),
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                        "items" => [],
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                    ];
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                    $progress = 0;
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                    foreach($completions as $completion){
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                        $criteria = $completion->get_criteria();
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                        if($completion->is_complete()) {
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                            $progress += 1; // Add a point to the progress counter
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                        } 
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                        $iinfo = [
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                            "id" => $criteria->id,
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                            "title" => $criteria->get_title_detailed(),
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                            "details" => $criteria->get_details($completion),
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                            "completed" => $completion->is_complete(), // Make sure to override for activi
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                            "status" => self::completion_handle($completion->is_complete()?COMPLETION_COMPLETE:COMPLETION_INCOMPLETE),
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                        ];
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                        if($type == COMPLETION_CRITERIA_TYPE_ACTIVITY){
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                            $cm = $this->modinfo->get_cm($criteria->moduleinstance);
 | 
						|
                            // If it's an activity completion, add all the relevant activities as sub-items
 | 
						|
                            $completion_status = $this->completion->get_grade_completion($cm,$userid);
 | 
						|
                            $iinfo['status'] = self::completion_handle($completion_status);
 | 
						|
                            // Re-evaluate the completed value, to make sure COMPLETE_FAIL doesn't creep in as completed
 | 
						|
                            $iinfo['completed'] = in_array($completion_status,[COMPLETION_COMPLETE, COMPLETION_COMPLETE_PASS]);
 | 
						|
                            // Determine the grade (retrieve from grade item, not from completion)
 | 
						|
                            $grade = $this->get_grade($cm,$userid);
 | 
						|
                            $iinfo['grade'] = $grade->grade;
 | 
						|
                            $iinfo['feedback'] = $grade->feedback;
 | 
						|
                            $iinfo['pending'] = $grade->pending;
 | 
						|
 | 
						|
                            $anypending = $anypending || $grade->pending;
 | 
						|
                            // Overwrite the status with progress if something has been graded, or is pending
 | 
						|
                            if($completion_status != COMPLETION_INCOMPLETE || $anypending){
 | 
						|
                                if($cinfo["status"] == "incomplete"){
 | 
						|
                                    $cinfo["status"] = "progress";
 | 
						|
                                }
 | 
						|
                            }
 | 
						|
 | 
						|
                        }
 | 
						|
                        else if ($type == COMPLETION_CRITERIA_TYPE_GRADE){
 | 
						|
                            // Make sure we provide the current course grade
 | 
						|
                            $iinfo['grade'] = floatval($iinfo['details']['status']);
 | 
						|
                            if($iinfo["grade"] > 0){
 | 
						|
                                $iinfo["grade"] = format_float($iinfo["grade"], 1). "/".format_float(floatval($iinfo['details']['requirement']));
 | 
						|
                                $iinfo["status"] = $completion->is_complete()?"complete-pass":"complete-fail";
 | 
						|
                                if ($cinfo["status"] == "incomplete"){
 | 
						|
                                    $cinfo["status"] = "progress";
 | 
						|
                                }
 | 
						|
                            }
 | 
						|
                        }
 | 
						|
                        // finally add the item to the items list
 | 
						|
                        $cinfo["items"][] = $iinfo;
 | 
						|
                    }
 | 
						|
 | 
						|
                    // Set the count and progress stats based on the Type's aggregation style
 | 
						|
                    if($typeaggregation == COMPLETION_AGGREGATION_ALL){
 | 
						|
                        // Count and Progress amount to the sum of items
 | 
						|
                        $cinfo["count"] = count($cinfo["items"]);
 | 
						|
                        $cinfo["progress"] = $progress;
 | 
						|
                    }
 | 
						|
                    else { //$typeaggregation == COMPLETION_AGGREGATION_ANY
 | 
						|
                        // Count and progress are either 1 or 0, since any of the items
 | 
						|
                        // complete's the type
 | 
						|
                        $cinfo["count"] = (count($cinfo["items"]) > 0)?1:0;
 | 
						|
                        $cinfo["progress"] = ($progress>0)?1:0;
 | 
						|
                    }
 | 
						|
 | 
						|
                    $info['conditions'][] = $cinfo;
 | 
						|
                    $info['pending'] = $anypending;
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        return $info;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get the grade for a certain course module
 | 
						|
     * @return stdClass|null object containing 'grade' and optional 'feedback' attribute
 | 
						|
     */
 | 
						|
    private function get_grade($cm,$userid){
 | 
						|
        // TODO: Display grade in the way described in the course setup (with letters if needed)
 | 
						|
 | 
						|
        $gi= grade_item::fetch(['itemtype' => 'mod', 
 | 
						|
            'itemmodule' => $cm->modname, 
 | 
						|
            'iteminstance' => $cm->instance, 
 | 
						|
            'courseid' => $this->course->id]); // Make sure we only get results relevant to this course
 | 
						|
 | 
						|
        if($gi)
 | 
						|
        {
 | 
						|
            // Only the following types of grade yield a result
 | 
						|
            if(($gi->gradetype == GRADE_TYPE_VALUE || $gi->gradetype == GRADE_TYPE_SCALE))
 | 
						|
            {
 | 
						|
                $scale = $gi->load_scale();
 | 
						|
 | 
						|
                $grade = (object)$gi->get_final($userid); // Get the grade for the specified user
 | 
						|
                $result = new \stdClass;
 | 
						|
                // Check if the final grade is available and numeric (safety check)
 | 
						|
                if(!empty($grade) && !empty($grade->finalgrade) && is_numeric($grade->finalgrade)){
 | 
						|
                    // convert scale grades to corresponding scale name
 | 
						|
                    if(isset($scale)){
 | 
						|
                        // get scale value
 | 
						|
                        $result->grade = $scale->get_nearest_item($grade->finalgrade);
 | 
						|
                    } 
 | 
						|
                    else 
 | 
						|
                    {
 | 
						|
                        // round final grade to 1 decimal point
 | 
						|
                        $result->grade =  round($grade->finalgrade,1);
 | 
						|
                    }
 | 
						|
                    
 | 
						|
                    $result->feedback = trim($grade->feedback);
 | 
						|
                    $result->pending = (new gradingscanner($gi))->pending($userid);
 | 
						|
                }
 | 
						|
                else {
 | 
						|
                    $result->grade = "-"; // Activity is gradable, but user did not receive a grade yet
 | 
						|
                    $result->feedback = null;
 | 
						|
                    $result->pending = false;
 | 
						|
                }
 | 
						|
                return $result;
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        return null; // Activity cannot be graded (Shouldn't be happening, but still....)
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get the grade for a certain course module
 | 
						|
     * @return stdClass|null object containing 'grade' and optional 'feedback' attribute
 | 
						|
     */
 | 
						|
    private function get_course_grade($userid){
 | 
						|
        // TODO: Display grade in the way described in the course setup (with letters if needed)
 | 
						|
        $gi= grade_item::fetch(['itemtype' => 'course', 
 | 
						|
            'iteminstance' => $this->course->id, 
 | 
						|
            'courseid' => $this->course->id]);
 | 
						|
 | 
						|
        if($gi)
 | 
						|
        {
 | 
						|
            // Only the following types of grade yield a result
 | 
						|
            if(($gi->gradetype == GRADE_TYPE_VALUE || $gi->gradetype == GRADE_TYPE_SCALE))
 | 
						|
            {
 | 
						|
                $scale = $gi->load_scale();
 | 
						|
                $grade = $gi->get_final($userid); // Get the grade for the specified user
 | 
						|
                // Check if the final grade is available and numeric (safety check)
 | 
						|
                if(!empty($grade) && !empty($grade->finalgrade) && is_numeric($grade->finalgrade)){
 | 
						|
                    // convert scale grades to corresponding scale name
 | 
						|
                    if(isset($scale)){
 | 
						|
                        // get scale value
 | 
						|
                        return $scale->get_nearest_item($grade->finalgrade);
 | 
						|
                    } 
 | 
						|
                    else 
 | 
						|
                    {
 | 
						|
                        // round final grade to 1 decimal point
 | 
						|
                        return round($grade->finalgrade,1);
 | 
						|
                    }
 | 
						|
                }
 | 
						|
                else {
 | 
						|
                    return "-"; // User did not receive a grade yet for this course
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        return null; // Course cannot be graded (Shouldn't be happening, but still....)
 | 
						|
    }
 | 
						|
 | 
						|
 | 
						|
 | 
						|
    /**
 | 
						|
     * Returns the percentage completed by a certain user, returns null if no completion data is available.
 | 
						|
     *
 | 
						|
     * @param int $userid The id of the user, 0 for the current user
 | 
						|
     * @return null|float The percentage, or null if completion is not supported in the course,
 | 
						|
     *         or there are no activities that support completion.
 | 
						|
     */    
 | 
						|
    function get_progress_percentage($userid){
 | 
						|
 | 
						|
        // First, let's make sure completion is enabled.
 | 
						|
        if (!$this->completion->is_enabled()) {
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
 | 
						|
        if (!$this->completion->is_tracked_user($userid)) {
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
 | 
						|
        $completions = $this->completion->get_completions($userid);
 | 
						|
        $count = count($completions);
 | 
						|
        $completed = 0;
 | 
						|
 | 
						|
        // Before we check how many modules have been completed see if the course has completed. 
 | 
						|
        if ($this->completion->is_course_complete($userid)) {
 | 
						|
            $completed = $count;
 | 
						|
        }
 | 
						|
        else {
 | 
						|
            // count all completions, but treat 
 | 
						|
            foreach($completions as $completion){
 | 
						|
                $crit = $completion->get_criteria();
 | 
						|
                if($crit->criteriatype == COMPLETION_CRITERIA_TYPE_ACTIVITY) {
 | 
						|
                    // get the cm data object
 | 
						|
                    $cm = $this->modinfo->get_cm($crit->moduleinstance);
 | 
						|
                    // retrieve data for this object
 | 
						|
                    $data = $this->completion->get_data($cm, false, $userid);
 | 
						|
                    // Count complete, but failed as incomplete too...
 | 
						|
                    if (($data->completionstate == COMPLETION_INCOMPLETE) || ($data->completionstate == COMPLETION_COMPLETE_FAIL)) {
 | 
						|
                        $completed += 0;
 | 
						|
                    } else {
 | 
						|
                        $completed += 1;
 | 
						|
                    }                
 | 
						|
                }
 | 
						|
                else {
 | 
						|
                    if($completion->is_complete()){
 | 
						|
                        $completed += 1;
 | 
						|
                    }
 | 
						|
                } 
 | 
						|
            }
 | 
						|
        }
 | 
						|
        $result = new \stdClass;
 | 
						|
        $result->count = $count;
 | 
						|
        $result->completed = $completed;
 | 
						|
        $result->percentage = ($completed / $count) * 100;
 | 
						|
        return $result; 
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Returns the percentage completed by a certain user, returns null if no completion data is available.
 | 
						|
     *
 | 
						|
     * @param int $userid The id of the user, 0 for the current user
 | 
						|
     * @return null|\stdClass The percentage, or null if completion is not supported in the course,
 | 
						|
     *         or there are no activities that support completion.
 | 
						|
     */    
 | 
						|
    function get_advanced_progress_percentage($userid):\stdClass { 
 | 
						|
 | 
						|
        // First, let's make sure completion is enabled.
 | 
						|
        if (!$this->completion->is_enabled()) {
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
 | 
						|
        if (!$this->completion->is_tracked_user($userid)) {
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
 | 
						|
        $completions = $this->completion->get_completions($userid);
 | 
						|
 | 
						|
        $aggregation = $this->completion->get_aggregation_method();
 | 
						|
        $critcount = [];
 | 
						|
 | 
						|
        // Before we check how many modules have been completed see if the course has completed. 
 | 
						|
        // count all completions, but treat 
 | 
						|
        foreach($completions as $completion){
 | 
						|
            $crit = $completion->get_criteria();
 | 
						|
 | 
						|
            // Make a new object for the type if it's not already there
 | 
						|
            $type = $crit->criteriatype;
 | 
						|
            if(!array_key_exists($type,$critcount)){
 | 
						|
                $critcount[$type] = new \stdClass;
 | 
						|
                $critcount[$type]->count = 0;
 | 
						|
                $critcount[$type]->completed = 0;
 | 
						|
                $critcount[$type]->aggregation = $this->completion->get_aggregation_method($type);
 | 
						|
            }
 | 
						|
            // Get a reference to the counter object for this type
 | 
						|
            $typecount =& $critcount[$type];
 | 
						|
 | 
						|
            $typecount->count += 1;
 | 
						|
            if($crit->criteriatype == COMPLETION_CRITERIA_TYPE_ACTIVITY) {
 | 
						|
                // get the cm data object
 | 
						|
                $cm = $this->modinfo->get_cm($crit->moduleinstance);
 | 
						|
                // retrieve data for this object
 | 
						|
                $data = $this->completion->get_data($cm, false, $userid);
 | 
						|
                // Count complete, but failed as incomplete too...
 | 
						|
                if (($data->completionstate == COMPLETION_INCOMPLETE) || ($data->completionstate == COMPLETION_COMPLETE_FAIL)) {
 | 
						|
                    $typecount->completed += 0;
 | 
						|
                } else {
 | 
						|
                    $typecount->completed += 1;
 | 
						|
                }                
 | 
						|
            }
 | 
						|
            else {
 | 
						|
                if($completion->is_complete()){
 | 
						|
                    $typecount->completed += 1;
 | 
						|
                }
 | 
						|
            } 
 | 
						|
        }
 | 
						|
 | 
						|
        // Now that we have all completions sorted by type, we can be smart about how to do the count
 | 
						|
        $count = 0;
 | 
						|
        $completed = 0;
 | 
						|
        $completion_percentage = 0;
 | 
						|
        foreach($critcount as $c){
 | 
						|
            // Take only types that are actually present into account
 | 
						|
            if($c->count > 0){
 | 
						|
                // If the aggregation for the type is ANY, reduce the count to 1 for this type
 | 
						|
                // And adjust the progress accordingly (check if any have been completed or not)
 | 
						|
                if($c->aggregation == COMPLETION_AGGREGATION_ALL){
 | 
						|
                    $ct = $c->count;
 | 
						|
                    $cmpl = $c->completed;
 | 
						|
                } 
 | 
						|
                else {
 | 
						|
                    $ct = 1;
 | 
						|
                    $cmpl = ($c->completed > 0)?1:0;
 | 
						|
                }
 | 
						|
                // if ANY completion for the types, count only the criteria type with the highest completion percentage -
 | 
						|
                // Overwrite data if current type is more complete
 | 
						|
                if($aggregation == COMPLETION_AGGREGATION_ANY) {
 | 
						|
                    $pct = $cmpl/$ct;
 | 
						|
                    if($pct > $completion_percentage){
 | 
						|
                        $count = $ct;
 | 
						|
                        $completed = $cmpl;
 | 
						|
                        $completion_percentage = $pct;
 | 
						|
                    }
 | 
						|
                }
 | 
						|
                // if ALL completion for the types, add the count for this type to that of the others
 | 
						|
                else {
 | 
						|
                    $count += $ct;
 | 
						|
                    $completed += $cmpl;
 | 
						|
                    // Don't really care about recalculating completion percentage every round in this case
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        $result = new \stdClass;
 | 
						|
        $result->count = $count;
 | 
						|
        $result->completed = $completed;
 | 
						|
        $result->percentage = ($count > 0)?(($completed / $count) * 100):0;
 | 
						|
        return $result; 
 | 
						|
    }  
 | 
						|
 | 
						|
 | 
						|
 | 
						|
}
 |