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Long Term Support Release
- Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
- Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
- PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
/mod/quiz/report/statistics/ -> report.php (source)
Differences Between: [Versions 310 and 401] [Versions 311 and 401] [Versions 39 and 401] [Versions 400 and 401] [Versions 401 and 402] [Versions 401 and 403]
Quiz statistics report class.
| Author: | James Pratt <me@jamiep.org> |
| Copyright: | 2014 Open University |
| License: | http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later |
| File Size: | 1009 lines (47 kb) |
| Included or required: | 0 times |
| Referenced: | 4 times |
| Includes or requires: | 0 files |
Defines 1 class
quiz_statistics_report:: (18 methods):
display()
output_individual_question_data()
render_question_text()
output_individual_question_response_analysis()
output_quiz_structure_analysis_table()
output_quiz_info_table()
download_quiz_info_table()
output_statistics_graph()
get_all_stats_and_analysis()
get_progress_trace_instance()
analyse_responses_for_all_questions_and_subquestions()
analyse_responses_for_questions()
everything_download_options()
output_caching_info()
clear_cached_data()
load_and_initialise_questions_for_calculations()
output_all_question_response_analysis()
calculate_questions_stats_for_question_bank()
Class: quiz_statistics_report - X-Ref
The quiz statistics report provides summary information about each question ina quiz, compared to the whole quiz. It also provides a drill-down to more
detailed information about each question.
| display($quiz, $cm, $course) X-Ref |
| Display the report. |
| output_individual_question_data($quiz, $questionstat) X-Ref |
| Display the statistical and introductory information about a question. Only called when not downloading. param: object $quiz the quiz settings. param: \core_question\statistics\questions\calculated $questionstat the question to report on. |
| render_question_text($question) X-Ref |
| Output question text in a box with urls appropriate for a preview of the question. param: object $question question data. return: string HTML of question text, ready for display. |
| output_individual_question_response_analysis($question, $variantno, $s, $reporturl, $qubaids,$whichtries = question_attempt::LAST_TRY) X-Ref |
| Display the response analysis for a question. param: object $question the question to report on. param: int|null $variantno the variant param: int $s param: moodle_url $reporturl the URL to redisplay this report. param: qubaid_condition $qubaids param: string $whichtries |
| output_quiz_structure_analysis_table($questionstats) X-Ref |
| Output the table that lists all the questions in the quiz with their statistics. param: \core_question\statistics\questions\all_calculated_for_qubaid_condition $questionstats the stats for all questions in |
| output_quiz_info_table($quizinfo) X-Ref |
| Return HTML for table of overall quiz statistics. param: array $quizinfo as returned by {@link get_formatted_quiz_info_data()}. return: string the HTML. |
| download_quiz_info_table($quizinfo) X-Ref |
| Download the table of overall quiz statistics. param: array $quizinfo as returned by {@link get_formatted_quiz_info_data()}. |
| output_statistics_graph($quizorid, $qubaids) X-Ref |
| Output the HTML needed to show the statistics graph. param: int|object $quizorid The quiz, or its ID. param: qubaid_condition $qubaids the question usages whose responses to analyse. param: string $whichattempts Which attempts constant. |
| get_all_stats_and_analysis($quiz, $whichattempts, $whichtries, \core\dml\sql_join $groupstudentsjoins,$questions, $progress = null, bool $calculateifrequired = true, bool $performanalysis = true) X-Ref |
| Get the quiz and question statistics, either by loading the cached results, or by recomputing them. param: object $quiz the quiz settings. param: string $whichattempts which attempts to use, represented internally as one of the constants as used in param: string $whichtries which tries to analyse for response analysis. Will be one of param: \core\dml\sql_join $groupstudentsjoins Contains joins, wheres, params for students in this group. param: array $questions full question data. param: \core\progress\base|null $progress param: bool $calculateifrequired if true (the default) the stats will be calculated if not already stored. param: bool $performanalysis if true (the default) and there are calculated stats, analysis will be performed return: array with 2 elements: - $quizstats The statistics for overall attempt scores. |
| get_progress_trace_instance() X-Ref |
| Appropriate instance depending if we want html output for the user or not. return: \core\progress\base child of \core\progress\base to handle the display (or not) of task progress. |
| analyse_responses_for_all_questions_and_subquestions($questions, $subquestions, $qubaids,$whichtries, $progress = null) X-Ref |
| Analyse responses for all questions and sub questions in this quiz. param: object[] $questions as returned by self::load_and_initialise_questions_for_calculations param: object[] $subquestions full question objects. param: qubaid_condition $qubaids the question usages whose responses to analyse. param: string $whichtries which tries to analyse \question_attempt::FIRST_TRY, LAST_TRY or ALL_TRIES. param: null|\core\progress\base $progress Used to indicate progress of task. |
| analyse_responses_for_questions($questions, $qubaids, $whichtries, $progress = null, $done = array() X-Ref |
| Analyse responses for an array of questions or sub questions. param: object[] $questions as returned by self::load_and_initialise_questions_for_calculations. param: qubaid_condition $qubaids the question usages whose responses to analyse. param: string $whichtries which tries to analyse \question_attempt::FIRST_TRY, LAST_TRY or ALL_TRIES. param: null|\core\progress\base $progress Used to indicate progress of task. param: int[] $done array keys are ids of questions that have been analysed before calling method. return: array array keys are ids of questions that were analysed after this method call. |
| everything_download_options(moodle_url $reporturl) X-Ref |
| Return a little form for the user to request to download the full report, including quiz stats and response analysis for all questions and sub-questions. param: moodle_url $reporturl the base URL of the report. return: string HTML. |
| output_caching_info($lastcachetime, $quizid, $groupstudentsjoins, $whichattempts, $reporturl) X-Ref |
| Return HTML for a message that says when the stats were last calculated and a 'recalculate now' button. param: int $lastcachetime the time the stats were last cached. param: int $quizid the quiz id. param: array $groupstudentsjoins (joins, wheres, params) for students in the group or empty array if groups not used. param: string $whichattempts which attempts to use, represented internally as one of the constants as used in param: moodle_url $reporturl url for this report return: string HTML. |
| clear_cached_data($qubaids) X-Ref |
| Clear the cached data for a particular report configuration. This will trigger a re-computation the next time the report is displayed. param: $qubaids qubaid_condition |
| load_and_initialise_questions_for_calculations($quiz) X-Ref |
| Load the questions in this quiz and add some properties to the objects needed in the reports. param: object $quiz the quiz. return: array of questions for this quiz. |
| output_all_question_response_analysis($qubaids,$questions,$questionstats,$reporturl,$whichtries = question_attempt::LAST_TRY) X-Ref |
| Output all response analysis for all questions, sub-questions and variants. For download in a number of formats. param: $qubaids param: $questions param: $questionstats param: $reporturl param: $whichtries string |
| calculate_questions_stats_for_question_bank(int $quizid,bool $calculateifrequired = true,bool $performanalysis = true) X-Ref |
| Load question stats for a quiz param: int $quizid question usage param: bool $calculateifrequired if true (the default) the stats will be calculated if not already stored. param: bool $performanalysis if true (the default) and there are calculated stats, analysis will be performed return: ?all_calculated_for_qubaid_condition question stats |
