Classes
class	moodle1_qtype_calculated_handler
	Calculated question type conversion handler. More...

class	moodle1_qtype_essay_handler
	Short answer question type conversion handler. More...

class	moodle1_qtype_multianswer_handler
	Multianswer (aka embedded, cloze) question type conversion handler. More...

class	moodle1_qtype_multichoice_handler
	Multichoice question type conversion handler. More...

class	moodle1_qtype_numerical_handler
	Multichoice question type conversion handler. More...

class	moodle1_qtype_shortanswer_handler
	Short answer question type conversion handler. More...

class	moodle1_qtype_truefalse_handler
	True/false question type conversion handler. More...

class	qtype_calculated
	The calculated question type. More...

class	qtype_calculated_dataset_loader
	This class is responsible for loading the dataset that a question needs from the database. More...

class	qtype_calculated_edit_form
	Calculated question type editing form definition. More...

class	qtype_calculated_question
	Represents a calculated question. More...

class	qtype_calculated_question_helper
	Helper class for questions that use datasets. More...

interface	qtype_calculated_question_with_expressions
	This interface defines the method that a quetsion type must implement if it is to work with qtype_calculated_question_helper. More...

class	qtype_calculated_renderer
	Generates the output for calculated questions. More...

class	qtype_calculated_test_dataset_loader
	Test implementation of qtype_calculated_dataset_loader. More...

class	qtype_calculated_test_helper
	Test helper class for the calculated question type. More...

class	qtype_calculated_variable_substituter
	This class holds the current values of all the variables used by a calculated question. More...

class	qtype_calculatedmulti
	The calculated multiple-choice question type. More...

class	qtype_calculatedmulti_calculate_helper
	Helper to abstract common code between qtype_calculatedmulti_single_question and qtype_calculatedmulti_multi_question. More...

class	qtype_calculatedmulti_edit_form
	Calculated multiple-choice question editing form. More...

class	qtype_calculatedmulti_multi_question
	Represents a calculated multiple-choice multiple-response question. More...

class	qtype_calculatedmulti_renderer
	Generates the output for calculated multiple-choice questions. More...

class	qtype_calculatedmulti_single_question
	Represents a calculated multiple-choice multiple-response question. More...

class	qtype_calculatedmulti_test_helper
	Test helper class for the calculated multiple-choice question type. More...

class	qtype_calculatedsimple
	The simple calculated question type. More...

class	qtype_calculatedsimple_edit_form
	Editing form for the calculated simplequestion type. More...

class	qtype_calculatedsimple_qe2_attempt_updater
	Class for converting attempt data for simple calculated questions when upgrading attempts to the new question engine. More...

class	qtype_calculatedsimple_question
	Represents a simple calculated question. More...

class	qtype_calculatedsimple_renderer
	Generates the output for simple calculated questions. More...

class	qtype_calculatedsimple_test_helper
	Test helper class for the simple calculated question type. More...

class	qtype_description
	The description 'question' type. More...

class	qtype_description_edit_form
	Description editing form definition. More...

class	qtype_description_qe2_attempt_updater
	Class for converting attempt data for description questions when upgrading attempts to the new question engine. More...

class	qtype_description_question
	Represents a description 'question'. More...

class	qtype_description_renderer
	Generates the output for description 'question's. More...

class	qtype_essay
	The essay question type. More...

class	qtype_essay_edit_form
	Essay question type editing form. More...

class	qtype_essay_format_editor_renderer
	An essay format renderer for essays where the student should use the HTML editor without the file picker. More...

class	qtype_essay_format_editorfilepicker_renderer
	An essay format renderer for essays where the student should use the HTML editor with the file picker. More...

class	qtype_essay_format_monospaced_renderer
	An essay format renderer for essays where the student should use a plain input box with a monospaced font. More...

class	qtype_essay_format_noinline_renderer
	An essay format renderer for essays where the student should not enter any inline response. More...

class	qtype_essay_format_plain_renderer
	An essay format renderer for essays where the student should use a plain input box, but with a normal, proportional font. More...

class	qtype_essay_format_renderer_base
	A base class to abstract out the differences between different type of response format. More...

class	qtype_essay_qe2_attempt_updater
	Class for converting attempt data for essay questions when upgrading attempts to the new question engine. More...

class	qtype_essay_question
	Represents an essay question. More...

class	qtype_essay_renderer
	Generates the output for essay questions. More...

class	qtype_missingtype
	Missing question type class. More...

class	qtype_missingtype_edit_form
	This question renderer class is used when the actual question type of this question cannot be found. More...

class	qtype_missingtype_question
	This question definition class is used when the actual question type of this question cannot be found. More...

class	qtype_missingtype_renderer
	This question renderer class is used when the actual question type of this question cannot be found. More...

class	qtype_multianswer
	The multi-answer question type class. More...

class	qtype_multianswer_edit_form
	Form for editing multi-answer questions. More...

class	qtype_multianswer_multichoice_horizontal_renderer
	Render an embedded multiple-choice question vertically, like for a normal multiple-choice question. More...

class	qtype_multianswer_multichoice_inline_renderer
	Render an embedded multiple-choice question that is displayed as a select menu. More...

class	qtype_multianswer_multichoice_vertical_renderer
	Render an embedded multiple-choice question vertically, like for a normal multiple-choice question. More...

class	qtype_multianswer_multiresponse_horizontal_renderer
	Render an embedded multiple-response question horizontally. More...

class	qtype_multianswer_multiresponse_vertical_renderer
	Class qtype_multianswer_multiresponse_renderer. More...

class	qtype_multianswer_qe2_attempt_updater
	Class for converting attempt data for multianswer questions when upgrading attempts to the new question engine. More...

class	qtype_multianswer_question
	Represents a multianswer question. More...

class	qtype_multianswer_renderer
	Base class for generating the bits of output common to multianswer (Cloze) questions. More...

class	qtype_multianswer_subq_renderer_base
	Subclass for generating the bits of output specific to shortanswer subquestions. More...

class	qtype_multianswer_textfield_renderer
	Subclass for generating the bits of output specific to shortanswer subquestions. More...

class	qtype_multichoice
	The multiple choice question type. More...

class	qtype_multichoice_base
	Base class for multiple choice questions. More...

class	qtype_multichoice_edit_form
	Multiple choice editing form definition. More...

class	qtype_multichoice_multi_question
	Represents a multiple choice question where multiple choices can be selected. More...

class	qtype_multichoice_multi_renderer
	Subclass for generating the bits of output specific to multiple choice multi=select questions. More...

class	qtype_multichoice_qe2_attempt_updater
	Class for converting attempt data for multichoice questions when upgrading attempts to the new question engine. More...

class	qtype_multichoice_renderer_base
	Base class for generating the bits of output common to multiple choice single and multiple questions. More...

class	qtype_multichoice_single_question
	Represents a multiple choice question where only one choice should be selected. More...

class	qtype_multichoice_single_renderer
	Subclass for generating the bits of output specific to multiple choice single questions. More...

class	qtype_numerical
	The numerical question type class. More...

class	qtype_numerical_answer
	Subclass of question_answer with the extra information required by the numerical question type. More...

class	qtype_numerical_answer_processor
	This class processes numbers with units. More...

class	qtype_numerical_edit_form
	numerical editing form definition. More...

class	qtype_numerical_qe2_attempt_updater
	Class for converting attempt data for numerical questions when upgrading attempts to the new question engine. More...

class	qtype_numerical_question
	Represents a numerical question. More...

class	qtype_numerical_test_helper
	Test helper class for the numerical question type. More...

class	qtype_random
	The random question type. More...

class	qtype_random_edit_form
	random editing form definition. More...

class	qtype_shortanswer
	The short answer question type. More...

class	qtype_shortanswer_edit_form
	Short answer question editing form definition. More...

class	qtype_shortanswer_qe2_attempt_updater
	Class for converting attempt data for shortanswer questions when upgrading attempts to the new question engine. More...

class	qtype_shortanswer_question
	Represents a short answer question. More...

class	qtype_shortanswer_renderer
	Generates the output for short answer questions. More...

class	qtype_truefalse
	The true-false question type class. More...

class	qtype_truefalse_edit_form
	True-false question editing form definition. More...

class	qtype_truefalse_qe2_attempt_updater
	Class for converting attempt data for truefalse questions when upgrading attempts to the new question engine. More...

class	qtype_truefalse_question
	Represents a true-false question. More...

class	qtype_truefalse_renderer
	Generates the output for true-false questions. More...

class	qtype_truefalse_test_helper
	Test helper class for the truefalse question type. More...

class	question_dataset_dependent_definitions_form
	Calculated question data set definitions editing form definition. More...

class	question_dataset_dependent_items_form
	Calculated question data set items editing form definition. More...

Functions
	qtype_calculated_calculate_answer ($formula, $individualdata, $tolerance, $tolerancetype, $answerlength, $answerformat='1', $unit='')

	qtype_calculated_find_formula_errors ($formula)
	Validate a forumula.

	qtype_calculated_find_formula_errors_in_text ($text)
	Validate all the forumulas in a bit of text.

	qtype_multianswer_extract_question ($text)

	qtype_multianswer_initialise_multichoice_subquestion ($wrapped)
	Initialise subquestion fields that are constant across all MULTICHOICE types.

	qtype_multianswer_validate_question (stdClass $question)
	Validate a multianswer question.

	xmldb_qtype_calculated_upgrade ($oldversion)
	Upgrade code for the calculated question type.

	xmldb_qtype_essay_upgrade ($oldversion)
	Upgrade code for the essay question type.

	xmldb_qtype_multianswer_upgrade ($oldversion)
	Upgrade code for the multi-answer question type.

	xmldb_qtype_multichoice_upgrade ($oldversion)
	Upgrade code for the multiple choice question type.

	xmldb_qtype_numerical_upgrade ($oldversion)
	Upgrade code for the numerical question type.

	xmldb_qtype_shortanswer_upgrade ($oldversion)
	Upgrade code for the essay question type.

Variables
global	$CFG

global	$CFG

global	$CFG

global	$CFG

	$plugin = 2023100400

	$plugin = 2023100400

	$plugin = 2023100400

	$plugin = 2023100400

	$plugin = 2023100400

	$plugin = 2023100400

	$plugin = 2023100400

	$plugin = 2023100400

	$plugin = 2023100400

	$plugin = 2023100400

	$plugin = 2023100400

	$plugin = 2023100400

const	ANSWER_ALTERNATIVE_ANSWER_REGEX '.+?(?<!\\\\\|&\|&)(?=[~#}]\|$)'

const	ANSWER_ALTERNATIVE_FEEDBACK_REGEX '.*?(?<!::::::::)(?=[~}]\|$)'

const	ANSWER_ALTERNATIVE_FRACTION_REGEX '=\|%(-?[0-9]+(?:[.,][0-9]*)?)%'

const	ANSWER_ALTERNATIVE_REGEX '(' . ANSWER_ALTERNATIVE_FRACTION_REGEX .')?' . '(' . ANSWER_ALTERNATIVE_ANSWER_REGEX . ')' . '(#(' . ANSWER_ALTERNATIVE_FEEDBACK_REGEX .'))?'

const	ANSWER_ALTERNATIVE_REGEX_ANSWER 3

const	ANSWER_ALTERNATIVE_REGEX_FEEDBACK 5

const	ANSWER_ALTERNATIVE_REGEX_FRACTION 1

const	ANSWER_ALTERNATIVE_REGEX_PERCENTILE_FRACTION 2

const	ANSWER_REGEX ANSWER_START_REGEX . '(' . ANSWER_ALTERNATIVE_REGEX . '(~' . ANSWER_ALTERNATIVE_REGEX . ')*)::}'

const	ANSWER_REGEX_ALTERNATIVES 16

const	ANSWER_REGEX_ANSWER_TYPE_MULTICHOICE 4

const	ANSWER_REGEX_ANSWER_TYPE_MULTICHOICE_HORIZONTAL 6

const	ANSWER_REGEX_ANSWER_TYPE_MULTICHOICE_HORIZONTAL_SHUFFLED 11

const	ANSWER_REGEX_ANSWER_TYPE_MULTICHOICE_REGULAR 5

const	ANSWER_REGEX_ANSWER_TYPE_MULTICHOICE_REGULAR_SHUFFLED 10

const	ANSWER_REGEX_ANSWER_TYPE_MULTICHOICE_SHUFFLED 9

const	ANSWER_REGEX_ANSWER_TYPE_MULTIRESPONSE 12

const	ANSWER_REGEX_ANSWER_TYPE_MULTIRESPONSE_HORIZONTAL 13

const	ANSWER_REGEX_ANSWER_TYPE_MULTIRESPONSE_HORIZONTAL_SHUFFLED 15

const	ANSWER_REGEX_ANSWER_TYPE_MULTIRESPONSE_SHUFFLED 14

const	ANSWER_REGEX_ANSWER_TYPE_NUMERICAL 3

const	ANSWER_REGEX_ANSWER_TYPE_SHORTANSWER 7

const	ANSWER_REGEX_ANSWER_TYPE_SHORTANSWER_C 8

const	ANSWER_REGEX_NORM 1

const	ANSWER_START_REGEX '\{([0-9]*):(' . ANSWER_TYPE_DEF_REGEX . '):'

const	ANSWER_TYPE_DEF_REGEX '(NUMERICAL\|NM)\|(MULTICHOICE\|MC)\|(MULTICHOICE_V\|MCV)\|(MULTICHOICE_H\|MCH)\|' . '(SHORTANSWER\|SA\|MW)\|(SHORTANSWER_C\|SAC\|MWC)\|' . '(MULTICHOICE_S\|MCS)\|(MULTICHOICE_VS\|MCVS)\|(MULTICHOICE_HS\|MCHS)\|'. '(MULTIRESPONSE\|MR)\|(MULTIRESPONSE_H\|MRH)\|(MULTIRESPONSE_S\|MRS)\|(MULTIRESPONSE_HS\|MRHS)'

$plugin	component = 'qtype_calculated'

$plugin	component = 'qtype_calculatedmulti'

$plugin	component = 'qtype_calculatedsimple'

$plugin	component = 'qtype_description'

$plugin	component = 'qtype_essay'

$plugin	component = 'qtype_missingtype'

$plugin	component = 'qtype_multianswer'

$plugin	component = 'qtype_multichoice'

$plugin	component = 'qtype_numerical'

$plugin	component = 'qtype_random'

$plugin	component = 'qtype_shortanswer'

$plugin	component = 'qtype_truefalse'

$plugin	dependencies

$plugin	dependencies

$plugin	dependencies

$plugin	dependencies

$plugin	maturity = MATURITY_STABLE

$plugin	maturity = MATURITY_STABLE

$plugin	maturity = MATURITY_STABLE

$plugin	maturity = MATURITY_STABLE

$plugin	maturity = MATURITY_STABLE

$plugin	maturity = MATURITY_STABLE

$plugin	maturity = MATURITY_STABLE

$plugin	maturity = MATURITY_STABLE

$plugin	maturity = MATURITY_STABLE

$plugin	maturity = MATURITY_STABLE

$plugin	maturity = MATURITY_STABLE

$plugin	maturity = MATURITY_STABLE

const	NUMBER_REGEX '-?(([0-9]+[.,]?[0-9]*\|[.,][0-9]+)([eE][-+]?[0-9]+)?)'

const	NUMERICAL_ABS_ERROR_MARGIN 6

const	NUMERICAL_ALTERNATIVE_REGEX '^(' . NUMBER_REGEX . ')(:' . NUMBER_REGEX . ')?$'

const	NUMERICAL_CORRECT_ANSWER 1

$plugin	version = 2023100900

$plugin	version = 2023100900

$plugin	version = 2023100900

$plugin	version = 2023100900

$plugin	version = 2023100900

$plugin	version = 2023100900

$plugin	version = 2023100900

$plugin	version = 2023100900

$plugin	version = 2023100900

$plugin	version = 2023100900

$plugin	version = 2023100900

$plugin	version = 2023100900

Detailed Description

Function Documentation

◆ qtype_calculated_find_formula_errors()

qtype_calculated_find_formula_errors ( $formula )

Validate a forumula.

Parameters

string $formula the formula to validate.

Return values

string|boolean false if there are no problems. Otherwise a string error message.

◆ qtype_calculated_find_formula_errors_in_text()

qtype_calculated_find_formula_errors_in_text ( $text )

Validate all the forumulas in a bit of text.

Parameters

string $text the text in which to validate the formulas.

Return values

string|boolean false if there are no problems. Otherwise a string error message.

◆ qtype_multianswer_initialise_multichoice_subquestion()

qtype_multianswer_initialise_multichoice_subquestion ( $wrapped )

Initialise subquestion fields that are constant across all MULTICHOICE types.

Parameters

objet $wrapped The subquestion to initialise

◆ qtype_multianswer_validate_question()

qtype_multianswer_validate_question ( stdClass $question )

Validate a multianswer question.

Parameters

object $question The multianswer question to validate as returned by qtype_multianswer_extract_question

Return values

array Array of error messages with questions field names as keys.