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class-gf-quiz.php
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class-gf-quiz.php
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<?php
/* example usage of the indicator filters
//easier to use if you just want to change the images
add_filter( 'gquiz_correct_indicator', 'gquiz_correct_indicator');
function gquiz_correct_indicator ($correct_answer_indicator_url){
$correct_answer_indicator_url = 'http://myserver.com/correct.png';
return $correct_answer_indicator_url;
}
add_filter( 'gquiz_incorrect_indicator', 'gquiz_incorrect_indicator');
function gquiz_incorrect_indicator ($incorrect_answer_indicator_url){
$incorrect_answer_indicator_url = 'http://myserver.com/incorrect.png';
return $incorrect_answer_indicator_url;
}
//advanced - more control
add_filter( 'gquiz_answer_indicator', 'gquiz_answer_indicator', 10, 7);
function gquiz_answer_indicator ($indicator_markup, $form, $field, $choice, $lead, $is_response_correct, $is_response_wrong){
if ( $is_response_correct )
$indicator_markup = ' (you got this one right!)';
elseif ( $is_response_wrong ) {
if ( $field->inputType == 'checkbox' && rgar( $choice, 'gquizIsCorrect' ) )
$indicator_markup = ' (you missed this one!)';
else
$indicator_markup = ' (you got this one wrong!)';
} elseif ( rgar( $choice, 'gquizIsCorrect' ) ){
$indicator_markup = ' (this was the correct answer!)';
}
return $indicator_markup;
}
// show values
add_filter('gform_quiz_show_choice_values', 'gquiz_show_values');
function gquiz_show_values(){
return true;
}
*/
//------------------------------------------
defined( 'ABSPATH' ) || die();
GFForms::include_addon_framework();
class GFQuiz extends GFAddOn {
/**
* Latest version of the Quiz UI. Older versions are considered legacy.
*/
const LATEST_UI_VERSION = '2.5-beta-1';
protected $_version = GF_QUIZ_VERSION;
protected $_min_gravityforms_version = '1.9.10';
protected $_slug = 'gravityformsquiz';
protected $_path = 'gravityformsquiz/quiz.php';
protected $_full_path = __FILE__;
protected $_url = 'http://www.gravityforms.com';
protected $_title = 'Gravity Forms Quiz Add-On';
protected $_short_title = 'Quiz';
/**
* Members plugin integration
*/
protected $_capabilities = array(
'gravityforms_quiz',
'gravityforms_quiz_uninstall',
'gravityforms_quiz_results',
'gravityforms_quiz_settings',
'gravityforms_quiz_form_settings'
);
/**
* Permissions
*/
protected $_capabilities_settings_page = 'gravityforms_quiz_settings';
protected $_capabilities_form_settings = 'gravityforms_quiz_form_settings';
protected $_capabilities_uninstall = 'gravityforms_quiz_uninstall';
protected $_enable_rg_autoupgrade = true;
private $_form_meta_by_id = array();
private $_random_ids = array();
private $_correct_indicator_url;
private $_incorrect_indicator_url;
private static $_instance = null;
/**
* Get an instance of this class.
*
* @return GFQuiz
*/
public static function get_instance() {
if ( self::$_instance == null ) {
self::$_instance = new GFQuiz();
}
return self::$_instance;
}
private function __clone() {
} /* do nothing */
/**
* Handles anything which requires early initialization.
*/
public function pre_init() {
parent::pre_init();
if ( $this->is_gravityforms_supported() && class_exists( 'GF_Field' ) ) {
require_once( 'includes/class-gf-field-quiz.php' );
add_filter( 'gform_export_field_value', array( $this, 'display_export_field_value' ), 10, 4 );
}
}
/**
* Handles hooks and loading of language files.
*/
public function init() {
/**
* A filter to allow the modification of the indicator when a user gets an answer correct on a quiz (Eg adding a link to your own icon)
*/
$this->_correct_indicator_url = apply_filters( 'gquiz_correct_indicator', $this->get_base_url() . '/images/green-check-icon.svg' );
/**
* A filter to allow the modification of the indicator when a user gets an answer wrong on a quiz (Eg adding a link to your own icon)
*/
$this->_incorrect_indicator_url = apply_filters( 'gquiz_incorrect_indicator', $this->get_base_url() . '/images/red-x-icon.svg' );
//------------------- both outside and inside admin context ------------------------
// scripts
add_action( 'gform_enqueue_scripts', array( $this, 'enqueue_front_end_scripts' ), 10, 2 );
// maybe shuffle fields
add_filter( 'gform_form_tag', array( $this, 'maybe_store_selected_field_ids' ), 10, 2 );
add_filter( 'gform_pre_render', array( $this, 'pre_render' ) );
add_action( 'gform_pre_validation', array( $this, 'pre_render' ) );
// shuffle choices if configured
add_filter( 'gform_field_content', array( $this, 'render_quiz_field_content' ), 10, 5 );
// merge tags
add_filter( 'gform_replace_merge_tags', array( $this, 'render_merge_tag' ), 10, 7 );
// confirmation
add_filter( 'gform_confirmation', array( $this, 'display_confirmation' ), 10, 4 );
// Integration with the feed add-ons as of GF 1.9.15.12; for add-ons which don't override get_field_value().
add_filter( 'gform_addon_field_value', array( $this, 'addon_field_value' ), 10, 4 );
// AWeber 2.3 and newer use the gform_addon_field_value hook, only use the gform_aweber_field_value hook with older versions.
if ( defined( 'GF_AWEBER_VERSION' ) && version_compare( GF_AWEBER_VERSION, '2.3', '<' ) ) {
add_filter( 'gform_aweber_field_value', array( $this, 'legacy_addon_field_value' ), 10, 4 );
}
// Mailchimp Add-On integration
add_filter( 'gform_mailchimp_field_value', array( $this, 'legacy_addon_field_value' ), 10, 4 );
// Campaign Monitor Add-On integration
add_filter( 'gform_campaignmonitor_field_value', array( $this, 'legacy_addon_field_value' ), 10, 4 );
// Zapier Add-On integration
add_filter( 'gform_zapier_field_value', array( $this, 'legacy_addon_field_value' ), 10, 4 );
//------------------- admin but outside admin context ------------------------
// display quiz results on entry footer
add_action( 'gform_print_entry_footer', array( $this, 'print_entry_footer' ), 10, 2 );
// add a special class to quiz fields so we can identify them later
add_action( 'gform_field_css_class', array( $this, 'add_custom_class' ), 10, 3 );
// display quiz results on entry detail & entry list
add_filter( 'gform_entry_field_value', array( $this, 'display_quiz_on_entry_detail' ), 10, 4 );
// conditional logic filters
add_filter( 'gform_entry_meta_conditional_logic_confirmations', array( $this, 'conditional_logic_filters' ), 10, 3 );
add_filter( 'gform_entry_meta_conditional_logic_notifications', array( $this, 'conditional_logic_filters' ), 10, 3 );
parent::init();
}
/**
* Initialize the admin specific hooks.
*/
public function init_admin() {
// form editor
add_action( 'gform_field_standard_settings', array( $this, 'quiz_field_settings' ), 10, 2 );
add_filter( 'gform_tooltips', array( $this, 'add_quiz_tooltips' ) );
// display quiz results on entry detail & entry list
add_filter( 'gform_entries_field_value', array( $this, 'display_entries_field_value' ), 10, 4 );
if ( $this->is_gravityforms_supported( '2.0-beta-3' ) ) {
add_filter( 'gform_entry_detail_meta_boxes', array( $this, 'register_meta_box' ), 10, 3 );
} else {
add_action( 'gform_entry_detail_sidebar_middle', array( $this, 'entry_detail_sidebar_middle' ), 10, 2 );
}
// merge tags
add_filter( 'gform_admin_pre_render', array( $this, 'add_merge_tags' ) );
// declare arrays on form import
add_filter( 'gform_import_form_xml_options', array( $this, 'import_file_options' ) );
//add the contacts tab
add_filter( 'gform_contacts_tabs_contact_detail', array( $this, 'add_tab_to_contact_detail' ), 10, 2 );
add_action( 'gform_contacts_tab_quiz', array( $this, 'contacts_tab' ) );
parent::init_admin();
}
/**
* The Quiz add-on does not support logging.
*
* @param array $plugins The plugins which support logging.
*
* @return array
*/
public function set_logging_supported( $plugins ) {
return $plugins;
}
// # SCRIPTS & STYLES -----------------------------------------------------------------------------------------------
/**
* Return the scripts which should be enqueued.
*
* @return array
*/
public function scripts() {
$min = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG || isset( $_GET['gform_debug'] ) ? '' : '.min';
$scripts = array(
array(
'handle' => 'gquiz_form_editor_js',
'src' => $this->get_enqueue_src( "gquiz_form_editor{$min}.js" ),
'version' => $this->_version,
'deps' => array( 'jquery' ),
'callback' => array( $this, 'localize_form_editor_scripts' ),
'enqueue' => array(
array( 'admin_page' => array( 'form_editor' ) ),
)
),
array(
'handle' => 'gquiz_form_settings_js',
'src' => $this->get_enqueue_src( "gquiz_form_settings{$min}.js" ),
'version' => $this->_version,
'deps' => array( 'jquery', 'jquery-ui-sortable', 'gform_json' ),
'callback' => array( $this, 'localize_form_settings_scripts' ),
'enqueue' => array(
array(
'admin_page' => array( 'form_settings' ),
'tab' => 'gravityformsquiz',
),
),
),
);
return array_merge( parent::scripts(), $scripts );
}
/**
* Return the stylesheets which should be enqueued.
*
* @return array
*/
public function styles() {
$min = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG || isset( $_GET['gform_debug'] ) ? '' : '.min';
$styles = array(
array(
'handle' => 'gquiz_form_editor_css',
'src' => $this->get_enqueue_src( "gquiz_form_editor{$min}.css" ),
'version' => $this->_version,
'enqueue' => array(
array( 'admin_page' => array( 'form_editor' ) ),
),
),
array(
'handle' => 'gquiz_form_settings_css',
'src' => $this->get_enqueue_src( "gquiz_form_settings{$min}.css" ),
'version' => $this->_version,
'enqueue' => array(
array(
'admin_page' => array( 'form_settings' ),
'tab' => array( 'gravityformsquiz' ),
),
),
),
array(
'handle' => 'gquiz_css',
'src' => $this->get_enqueue_src( "gquiz{$min}.css" ),
'version' => $this->_version,
'enqueue' => array(
array( 'field_types' => array( 'quiz' ) ),
array( 'admin_page' => array( 'form_editor', 'results', 'entry_view', 'entry_detail' ) ),
),
),
);
return array_merge( parent::styles(), $styles );
}
/**
* Get the full source URL to an enqueueable asset.
*
* Returns the path to a legacy asset when applicable.
*
* @since 3.3
*
* @param string $filename
*
* @return string
*/
private function get_enqueue_src( $filename ) {
$extension = pathinfo( $filename, PATHINFO_EXTENSION );
if (
! $this->is_gravityforms_supported( self::LATEST_UI_VERSION ) &&
is_readable( $this->get_base_path() . "/legacy/{$extension}/{$filename}" )
) {
return $this->get_base_url() . "/legacy/{$extension}/{$filename}";
}
return $this->get_base_url() . "/{$extension}/{$filename}";
}
/**
* Localize the strings used by the gquiz_form_editor_js script.
*/
public function localize_form_editor_scripts() {
// Get current page protocol
$protocol = isset( $_SERVER['HTTPS'] ) ? 'https://' : 'http://';
// Output admin-ajax.php URL with same protocol as current page
$params = array(
'ajaxurl' => admin_url( 'admin-ajax.php', $protocol ),
'imagesUrl' => $this->get_images_url(),
);
wp_localize_script( 'gquiz_form_editor_js', 'gquizVars', $params );
$markAnswerAsCorrectString = $this->is_gravityforms_supported( self::LATEST_UI_VERSION )
? __( 'Mark an answer as correct by using the checkmark icon to the left of the answer.', 'gravityforms' )
: __( 'Mark an answer as correct by using the checkmark icon to the right of the answer.', 'gravityforms' );
//localize strings
$strings = array(
'dragToReOrder' => wp_strip_all_tags( __( 'Drag to re-order', 'gravityformsquiz' ) ),
'addAnotherGrade' => wp_strip_all_tags( __( 'add another grade', 'gravityformsquiz' ) ),
'removeThisGrade' => wp_strip_all_tags( __( 'remove this grade', 'gravityformsquiz' ) ),
'firstChoice' => wp_strip_all_tags( __( 'First Choice', 'gravityformsquiz' ) ),
'secondChoice' => wp_strip_all_tags( __( 'Second Choice', 'gravityformsquiz' ) ),
'thirdChoice' => wp_strip_all_tags( __( 'Third Choice', 'gravityformsquiz' ) ),
'toggleCorrectIncorrect' => wp_strip_all_tags( __( 'Click to toggle as correct/incorrect', 'gravityformsquiz' ) ),
'defineAsCorrect' => wp_strip_all_tags( __( 'Click to define as correct', 'gravityformsquiz' ) ),
'markAnAnswerAsCorrect' => wp_strip_all_tags( $markAnswerAsCorrectString ),
'defineAsIncorrect' => wp_strip_all_tags( __( 'Click to define as incorrect', 'gravityformsquiz' ) ),
);
wp_localize_script( 'gquiz_form_editor_js', 'gquiz_strings', $strings );
}
/**
* Get the URL path to the images directory.
*
* @return string
*/
private function get_images_url() {
if ( ! $this->is_gravityforms_supported( self::LATEST_UI_VERSION ) ) {
return $this->get_base_url() . '/legacy/images';
}
return $this->get_base_url() . '/images';
}
/**
* Localize the strings used by the gquiz_form_settings_js script.
*/
public function localize_form_settings_scripts() {
// Get current page protocol
$protocol = isset( $_SERVER['HTTPS'] ) ? 'https://' : 'http://';
// Output admin-ajax.php URL with same protocol as current page
$params = array(
'ajaxurl' => admin_url( 'admin-ajax.php', $protocol ),
'imagesUrl' => $this->get_base_url() . '/images'
);
wp_localize_script( 'gquiz_form_settings_js', 'gquizVars', $params );
//localize strings
$strings = array(
'dragToReOrder' => wp_strip_all_tags( __( 'Drag to re-order', 'gravityformsquiz' ) ),
'addAnotherGrade' => wp_strip_all_tags( __( 'add another grade', 'gravityformsquiz' ) ),
'removeThisGrade' => wp_strip_all_tags( __( 'remove this grade', 'gravityformsquiz' ) ),
);
wp_localize_script( 'gquiz_form_settings_js', 'gquiz_strings', $strings );
}
/**
* If necessary enqueue the gquiz_js script and localize the strings.
*
* @param array $form The current form.
* @param bool $is_ajax Is AJAX enabled.
*/
public function enqueue_front_end_scripts( $form, $is_ajax ) {
$quiz_fields = GFAPI::get_fields_by_type( $form, array( 'quiz' ) );
if ( empty ( $quiz_fields ) ) {
return;
}
$instant_feedback_enabled = $this->get_form_setting( $form, 'instantFeedback' );
if ( $instant_feedback_enabled ) {
wp_enqueue_script( 'gquiz_js', $this->get_base_url() . '/js/gquiz.js', array( 'jquery' ), $this->_version );
$params = array(
'correctIndicator' => $this->_correct_indicator_url,
'incorrectIndicator' => $this->_incorrect_indicator_url,
'strings' => array(
'correctResponse' => __( 'Correct response', 'gravityformsquiz' ),
'incorrectResponse' => __( 'Incorrect response', 'gravityformsquiz' ),
)
);
wp_localize_script( 'gquiz_js', 'gquizVars', $params );
$answers = array();
foreach ( $quiz_fields as $quiz_field ) {
$choices = $quiz_field->choices;
$correct_value = $this->get_correct_choice_value( $choices );
$answer_explanation = $quiz_field->gquizShowAnswerExplanation ? $quiz_field->gquizAnswerExplanation : '';
$answers[ $quiz_field->id ] = array(
'correctValue' => base64_encode( $correct_value ),
'explanation' => base64_encode( $answer_explanation )
);
}
wp_localize_script( 'gquiz_js', 'gquizAnswers', $answers );
}
}
// # RESULTS --------------------------------------------------------------------------------------------------------
/**
* Configure the survey results page.
*
* @return array
*/
public function get_results_page_config() {
return array(
'title' => esc_html__( 'Quiz Results', 'gravityformsquiz' ),
'capabilities' => array( 'gravityforms_quiz_results' ),
'callbacks' => array(
'fields' => array( $this, 'results_fields' ),
'calculation' => array( $this, 'results_calculation' ),
'markup' => array( $this, 'results_markup' ),
'filters' => array( $this, 'results_filters' )
)
);
}
/**
* Get all the quiz fields for the current form.
*
* @param array $form The current form object.
*
* @return GF_Field[]
*/
public function results_fields( $form ) {
return GFAPI::get_fields_by_type( $form, array( 'quiz' ) );
}
/**
* Update the results page filters depending on how the grading for this form has been configured.
*
* @param array $filters The current filters.
* @param array $form The current form.
*
* @return array
*/
public function results_filters( $filters, $form ) {
$unwanted_filters = array();
$grading = $this->get_form_setting( $form, 'grading' );
switch ( $grading ) {
case 'none' :
$unwanted_filters = array( 'gquiz_score', 'gquiz_percent', 'gquiz_grade', 'gquiz_is_pass' );
break;
case 'passfail' :
$unwanted_filters = array( 'gquiz_grade' );
break;
case 'letter' :
$unwanted_filters = array( 'gquiz_is_pass' );
}
if ( empty( $unwanted_filters ) ) {
return $filters;
}
foreach ( $filters as $key => $filter ) {
if ( in_array( $filter['key'], $unwanted_filters ) ) {
unset( $filters[ $key ] );
}
}
return $filters;
}
/**
* Update the results data for this form.
*
* @param array $data The current results data.
* @param array $form The current form.
* @param GF_Field[] $fields The Quiz fields for this form.
* @param array $leads The entries for this form.
*
* @return $data
*/
public function results_calculation( $data, $form, $fields, $leads ) {
//$data is collected in loops of entries so check before initializing
$sum = (int) rgar( $data, 'sum' );
$count_passed = (int) rgar( $data, 'count_passed' );
if ( isset( $data['score_frequencies'] ) ) {
$score_frequencies = rgar( $data, 'score_frequencies' );
} else {
//initialize counts
$max_score = $this->get_max_score( $form );
for ( $n = 0; $n <= $max_score; $n ++ ) {
$score_frequencies[ intval( $n ) ] = 0;
}
}
if ( isset( $data['grade_frequencies'] ) ) {
$grade_frequencies = rgar( $data, 'grade_frequencies' );
} else {
//initialize counts
$grades = $this->get_form_setting( $form, 'grades' );
foreach ( $grades as $grade ) {
$grade_frequencies[ $grade['text'] ] = 0;
}
}
//$field_data already contains the counts for each choice so just add the totals
$field_data = rgar( $data, 'field_data' );
foreach ( $fields as $field ) {
if ( false === isset( $field_data[ $field->id ]['totals'] ) ) {
//initialize counts
$field_data[ $field->id ]['totals']['correct'] = 0;
}
}
foreach ( $leads as $lead ) {
$results = $this->get_quiz_results( $form, $lead );
$score = $results['score'];
$sum += $score;
$score = max( floatval( $score ), 0 ); // negative quiz scores not supported
if ( ! isset( $score_frequencies[ intval( $score ) ] ) ) {
$score_frequencies[ intval( $score ) ] = 0;
}
$score_frequencies[ intval( $score ) ] = $score_frequencies[ intval( $score ) ] + 1;
$is_pass = $results['is_pass'];
if ( $is_pass ) {
$count_passed ++;
}
$entry_grade = $results['grade'];
if ( isset( $grade_frequencies[ $entry_grade ] ) ) {
$grade_frequencies[ $entry_grade ] ++;
}
foreach ( $fields as $field ) {
if ( $this->is_response_correct( $field, $lead ) ) {
$field_data[ $field->id ]['totals']['correct'] += 1;
}
}
}
$entry_count = (int) rgar( $data, 'entry_count' );
$data['sum'] = $sum;
$data['pass_rate'] = $entry_count > 0 ? round( $count_passed / $entry_count * 100 ) : 0;
$data['score_frequencies'] = $score_frequencies;
$data['grade_frequencies'] = $grade_frequencies;
$data['field_data'] = $field_data;
return $data;
}
/**
* Completely override the default results markup.
*
* @param string $html The current results markup.
* @param array $data The results data for this form.
* @param array $form The current form.
* @param GF_Field[] $fields The quiz fields for this form.
*
* @return string
*/
public function results_markup( $html, $data, $form, $fields ) {
$max_score = $this->get_max_score( $form );
$entry_count = rgar( $data, 'entry_count', 0 );
$sum = rgar( $data, 'sum', 0 );
$pass_rate = rgar( $data, 'pass_rate', 0 ) . '%';
$average_score = $entry_count > 0 ? $sum / $entry_count : 0;
$average_score = round( $average_score, 2 );
$average_percent = $entry_count > 0 ? ( $sum / ( $max_score * $entry_count ) ) * 100 : 0;
$average_percent = round( $average_percent ) . '%';
$field_data = rgar( $data, 'field_data', array() );
$grading = $this->get_form_setting( $form, 'grading' );
if ( $this->is_gravityforms_supported( '2.5-dev-1' ) ) {
$numbers = compact( 'entry_count', 'average_score', 'average_percent', 'pass_rate' );
$boxes = array(
'entry_count' => array(
'label' => esc_html__( 'Total Entries', 'gravityformsquiz' ),
'icon' => '<svg width="16" height="20" viewBox="0 0 16 20" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M5 3H3C2.46957 3 1.96086 3.21071 1.58579 3.58579C1.21071 3.96086 1 4.46957 1 5V17C1 17.5304 1.21071 18.0391 1.58579 18.4142C1.96086 18.7893 2.46957 19 3 19H13C13.5304 19 14.0391 18.7893 14.4142 18.4142C14.7893 18.0391 15 17.5304 15 17V5C15 4.46957 14.7893 3.96086 14.4142 3.58579C14.0391 3.21071 13.5304 3 13 3H11M5 3C5 3.53043 5.21071 4.03914 5.58579 4.41421C5.96086 4.78929 6.46957 5 7 5H9C9.53043 5 10.0391 4.78929 10.4142 4.41421C10.7893 4.03914 11 3.53043 11 3M5 3C5 2.46957 5.21071 1.96086 5.58579 1.58579C5.96086 1.21071 6.46957 1 7 1H9C9.53043 1 10.0391 1.21071 10.4142 1.58579C10.7893 1.96086 11 2.46957 11 3M8 10H11M8 14H11M5 10H5.01M5 14H5.01" stroke="#F15A2B" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/></svg>',
),
'average_score' => array(
'label' => esc_html__( 'Average Score', 'gravityformsquiz' ),
'icon' => '<svg width="20" height="12" viewBox="0 0 20 12" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M11 1H19M19 1V9M19 1L11 9L7 5L1 11" stroke="#F15A2B" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/></svg>',
),
'average_percent' => array(
'label' => esc_html__( 'Average Percentage', 'gravityformsquiz' ),
'icon' => '<svg width="20" height="20" viewBox="0 0 20 20" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M10 19H13M1 4L4 5L1 4ZM4 5L1 14C1.8657 14.649 2.91852 14.9999 4.0005 14.9999C5.08248 14.9999 6.1353 14.649 7.001 14L4 5ZM4 5L7 14L4 5ZM4 5L10 3L4 5ZM16 5L19 4L16 5ZM16 5L13 14C13.8657 14.649 14.9185 14.9999 16.0005 14.9999C17.0825 14.9999 18.1353 14.649 19.001 14L16 5ZM16 5L19 14L16 5ZM16 5L10 3L16 5ZM10 1V3V1ZM10 19V3V19ZM10 19H7H10Z" stroke="#F15A2B" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/></svg>',
),
);
if ( $grading == 'passfail' ) {
$boxes['pass_rate'] = array(
'label' => esc_html__( 'Pass Rate', 'gravityformsquiz' ),
'icon' => '<svg width="20" height="20" viewBox="0 0 20 20" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M10 19H13M1 4L4 5L1 4ZM4 5L1 14C1.8657 14.649 2.91852 14.9999 4.0005 14.9999C5.08248 14.9999 6.1353 14.649 7.001 14L4 5ZM4 5L7 14L4 5ZM4 5L10 3L4 5ZM16 5L19 4L16 5ZM16 5L13 14C13.8657 14.649 14.9185 14.9999 16.0005 14.9999C17.0825 14.9999 18.1353 14.649 19.001 14L16 5ZM16 5L19 14L16 5ZM16 5L10 3L16 5ZM10 1V3V1ZM10 19V3V19ZM10 19H7H10Z" stroke="#F15A2B" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/></svg>',
);
}
$html = '<div class="gf-results '.( count( $boxes ) > 3 ? 'wide' : '' ).'">';
foreach ( $boxes as $key => $box_data ) {
$html .= '
<div class="gf-result-box">
<div class="gf-result-box__primary">
<div class="box-icon">' . $box_data['icon'] . '</div>
<div class="box-data">
<div class="box-label">' . $box_data['label'] . '</div>
<div class="box-number">' . $numbers[ $key ] . '</div>
</div>
</div>
</div>';
}
$html .= '</div>';
} else {
$html .= "<table width='100%' id='gquiz-results-summary'>
<tr>
<td class='gquiz-results-summary-label'>" . esc_html__( 'Total Entries', 'gravityformsquiz' ) . "</td>
<td class='gquiz-results-summary-label'>" . esc_html__( 'Average Score', 'gravityformsquiz' ) . "</td>
<td class='gquiz-results-summary-label'>" . esc_html__( 'Average Percentage', 'gravityformsquiz' ) . '</td>';
$grading = $this->get_form_setting( $form, 'grading' );
if ( $grading == 'passfail' ) {
$html .= " <td class='gquiz-results-summary-label'>" . esc_html__( 'Pass Rate', 'gravityformsquiz' ) . '</td>';
}
$html .= " </tr>
<tr>
<td class='gquiz-results-summary-data'><div class='gquiz-results-summary-data-box postbox'>{$entry_count}</div></td>
<td class='gquiz-results-summary-data'><div class='gquiz-results-summary-data-box postbox'>{$average_score}</div></td>
<td class='gquiz-results-summary-data'><div class='gquiz-results-summary-data-box postbox'>{$average_percent}</div></td>";
if ( $grading == 'passfail' ) {
$html .= " <td class='gquiz-results-summary-data'><div class='gquiz-results-summary-data-box postbox'>{$pass_rate}</div></td>";
}
$html .= ' </tr>
</table>';
}
if ( $entry_count > 0 ) {
$html .= "<div class='gresults-results-field gform-settings-panel' id='gresults-results-field-frequencies'>";
$html .= "<header class='gform-settings-panel__header'><legend class='gresults-results-field-label gform-settings-panel__title'>" . esc_html__( 'Score Frequencies', 'gravityformsquiz' ) . "</legend></header>";
$html .= '<div class="gform-settings-panel__content">' . $this->get_score_frequencies_chart( rgar( $data, 'score_frequencies', array() ) ) . '</div></div>';
if ( $grading == 'letter' ) {
$html .= "<div class='gresults-results-field gform-settings-panel' id='gresults-results-field-frequencies'>";
$html .= "<header class='gform-settings-panel__header'><legend class='gresults-results-field-label gform-settings-panel__title'>" . esc_html__( 'Grade Frequencies', 'gravityformsquiz' ) . '</legend></header>';
$html .= "<div class='gform-settings-panel__content gquiz-results-grades'>" . $this->get_grade_frequencies_chart( rgar( $data, 'grade_frequencies', array() ) ) . '</div></div>';
}
foreach ( $fields as $field ) {
$field_id = $field->id;
$html .= "<div class='gresults-results-field gform-settings-panel' id='gresults-results-field-{$field_id}'>";
$html .= "<header class='gform-settings-panel__header'><legend class='gresults-results-field-label gform-settings-panel__title'>" . esc_html( GFCommon::get_label( $field ) ) . '</legend></header>';
$html .= '<div class="gform-settings-panel__content"><div>' . $this->get_field_score_results( $field, rgars( $field_data, $field_id . '/totals/correct', 0 ), $entry_count ) . '</div>';
$html .= '<div>' . $this->get_quiz_field_results( $field_data, $field ) . '</div>';
$html .= '</div></div>';
}
}
return $html;
}
/**
* Get the score markup for a single field.
*
* @param GF_Field $field The current quiz field.
* @param int $total_correct The max total for this field.
* @param int $entry_count The number of entries for this form.
*
* @return string
*/
public function get_field_score_results( $field, $total_correct, $entry_count ) {
$field_results = '';
$total_correct_percent = round( $total_correct / $entry_count * 100 );
$total_wrong = $entry_count - $total_correct;
$total_wrong_percent = 100 - $total_correct_percent;
$data_table = array();
$data_table [] = array( esc_html__( 'Response', 'gravityformsquiz' ), esc_html__( 'Count', 'gravityformsquiz' ) );
$data_table [] = array( esc_html__( 'Correct', 'gravityformsquiz' ), $total_correct );
$data_table [] = array( esc_html__( 'Incorrect', 'gravityformsquiz' ), $total_wrong );
$chart_options = array(
'legend' => array(
'position' => 'none',
),
'tooltip' => array(
'trigger' => 'none',
),
'pieSliceText' => 'none',
'slices' => array(
'0' => array(
'color' => 'green',
),
'1' => array(
'color' => 'red',
)
)
);
$data_table_json = json_encode( $data_table );
$options_json = json_encode( $chart_options );
$div_id = 'gquiz-results-chart-field-scores' . $field->id;
$field_results .= "<div class='gquiz-field-precentages-correct'>
<span class='gresults-label-group gresults-group-correct'>
<span class='gresults-label'>" . esc_html__( 'Correct:', 'gravityformsquiz' ) . "</span>
<span class='gresults-value'>{$total_correct} ({$total_correct_percent}%)</span>
</span>
<span class='gresults-label-group gresults-group-incorrect'>
<span class='gresults-label'>" . esc_html__( 'Incorrect:', 'gravityformsquiz' ) . "</span>
<span class='gresults-value'>$total_wrong ({$total_wrong_percent}%)</span>
</div>";
$field_results .= "<div class='gresults-chart-wrapper' style='width: 50px;height:50px;' id='{$div_id}'></div>";
$field_results .= " <script>
jQuery('#{$div_id}')
.data('datatable',{$data_table_json})
.data('options', {$options_json})
.data('charttype', 'pie');
</script>";
return $field_results;
}
/**
* Get the results markup for a single field.
*
* @param array $field_data The results data for the current form.
* @param GF_Field $field The current quiz field.
*
* @return string
*/
public function get_quiz_field_results( $field_data, $field ) {
$field_results = '';
if ( empty( $field_data[ $field->id ] ) ) {
$field_results .= esc_html__( 'No entries for this field', 'gravityformsquiz' );
return $field_results;
}
$choices = $field->choices;
$data_table = array();
$data_table[] = array(
esc_html__( 'Choice', 'gravityformsquiz' ),
esc_html__( 'Frequency', 'gravityformsquiz' ),
esc_html__( 'Frequency (Correct)', 'gravityformsquiz' )
);
foreach ( $choices as $choice ) {
/*
Encoded double quotes get converted back to quotes when jQuery grabs the value from the data attribute
causing the value to be left as an unencoded string.
The ENT_QUOTES & ~ENT_COMPAT flags ensure that special characters including single quote are encoded
but not double quotes.
*/
$text = htmlspecialchars( $choice['text'], ENT_QUOTES & ~ENT_COMPAT );
$val = $field_data[ $field->id ][ $choice['value'] ];
if ( rgar( $choice, 'gquizIsCorrect' ) ) {
$data_table[] = array( $text, 0, $val );
} else {
$data_table[] = array( $text, $val, 0 );
}
}
$bar_height = 40;
$chart_area_height = ( count( $choices ) * $bar_height );
$chart_height = $chart_area_height + $bar_height;
$chart_options = array(
'isStacked' => true,
'height' => $chart_height,
'chartArea' => array(
'top' => 0,
'left' => 200,
'height' => $chart_area_height,
'width' => '100%',
),
'series' => array(
'0' => array(
'color' => 'silver',
'visibleInLegend' => 'false',
),
'1' => array(
'color' => '#99FF99',
'visibleInLegend' => 'false',
)
),
'hAxis' => array(
'viewWindowMode' => 'explicit',
'viewWindow' => array( 'min' => 0 ),
'title' => esc_html__( 'Frequency', 'gravityformsquiz' )
)
);
$data_table_json = json_encode( $data_table );
$options_json = json_encode( $chart_options );
$div_id = 'gquiz-results-chart-field-' . $field['id'];
$field_results .= sprintf( '<div class="gresults-chart-wrapper" style="width: 100%%;" id=%s data-datatable=\'%s\' data-options=\'%s\' data-charttype="bar" ></div>', $div_id, $data_table_json, $options_json );
return $field_results;
}
/**
* Determine if the entry value is correct for this field.
*
* @param GF_Field $field The current field.
* @param array $lead The current entry.
*
* @return bool
*/
public function is_response_correct( $field, $lead ) {
$value = RGFormsModel::get_lead_field_value( $lead, $field );
$completely_correct = true;
$choices = $field->choices;
foreach ( $choices as $choice ) {
$is_choice_correct = isset( $choice['gquizIsCorrect'] ) && $choice['gquizIsCorrect'] == '1' ? true : false;
$response_matches_choice = false;
$user_responded = true;
if ( is_array( $value ) ) {
foreach ( $value as $item ) {
if ( RGFormsModel::choice_value_match( $field, $choice, $item ) ) {
$response_matches_choice = true;
break;
}
}
} elseif ( empty( $value ) ) {
$response_matches_choice = false;
$user_responded = false;
} else {
$response_matches_choice = RGFormsModel::choice_value_match( $field, $choice, $value ) ? true : false;
}
if ( $field['inputType'] == 'checkbox' ) {
$is_response_wrong = ( ( ! $is_choice_correct ) && $response_matches_choice ) || ( $is_choice_correct && ( ! $response_matches_choice ) ) || $is_choice_correct && ! $user_responded;
} else {
$is_response_wrong = ( ( ! $is_choice_correct ) && $response_matches_choice ) || $is_choice_correct && ! $user_responded;
}
if ( $is_response_wrong ) {
$completely_correct = false;
}
}
//end foreach choice
return $completely_correct;
}
/**
* Return the markup for the score frequencies.
*
* @param array $score_frequencies The score frequencies.
*
* @return string
*/
public function get_score_frequencies_chart( $score_frequencies ) {
$markup = '';
$data_table = array();
$data_table[] = array( esc_html__( 'Score', 'gravityformsquiz' ), esc_html__( 'Frequency', 'gravityformsquiz' ) );
foreach ( $score_frequencies as $key => $value ) {
$data_table [] = array( (string) $key, $value );
}
$chart_options = array(
'series' => array(
'0' => array(
'color' => '#F15A29',
'visibleInLegend' => 'false',
),
),
'hAxis' => array(
'title' => 'Score',
),
'vAxis' => array(
'title' => 'Frequency',
)
);
$data_table_json = json_encode( $data_table );
$options_json = json_encode( $chart_options );
$div_id = 'gquiz-results-chart-field-score-frequencies';
$markup .= "<div class='gresults-chart-wrapper' style='width:100%;height:250px;' id='{$div_id}'></div>";
$markup .= "<script>
jQuery('#{$div_id}')
.data('datatable',{$data_table_json})
.data('options', {$options_json})
.data('charttype', 'column');
</script>";
return $markup;
}
/**
* Generate the markup for the grade frequencies.
*
* @param array $grade_frequencies The grade frequencies.
*
* @return string
*/
public function get_grade_frequencies_chart( $grade_frequencies ) {
$markup = '';
$data_table = array();
$data_table[] = array( esc_html__( 'Grade', 'gravityformsquiz' ), esc_html__( 'Frequency', 'gravityformsquiz' ) );
foreach ( $grade_frequencies as $key => $value ) {
$data_table[] = array( (string) $key, $value );
}
$chart_options = array(
'series' => array(
'0' => array(
'color' => '#66CCFF',
'visibleInLegend' => 'false',
),
),
'hAxis' => array(
'title' => esc_html__( 'Score', 'gravityformsquiz' ),
),
'vAxis' => array(
'title' => esc_html__( 'Frequency', 'gravityformsquiz' ),
)
);
$data_table_json = json_encode( $data_table );
$options_json = json_encode( $chart_options );
$div_id = 'gquiz-results-chart-field-grade-frequencies';
$markup .= "<div class='gresults-chart-wrapper' style='width:100%;height:250px;' id='{$div_id}'></div>";
$markup .= "<script>
jQuery('#{$div_id}')
.data('datatable',{$data_table_json})
.data('options', {$options_json})
.data('charttype', 'column');
</script>";
return $markup;