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| 1 | <?php |
| 2 | |
| 3 | declare( strict_types=1 ); |
| 4 | |
| 5 | namespace MediaWiki\Extension\CampaignEvents\FrontendModules; |
| 6 | |
| 7 | use IContextSource; |
| 8 | use Language; |
| 9 | use LogicException; |
| 10 | use MediaWiki\Extension\CampaignEvents\Event\ExistingEventRegistration; |
| 11 | use MediaWiki\Extension\CampaignEvents\Organizers\Organizer; |
| 12 | use MediaWiki\Extension\CampaignEvents\Participants\ParticipantsStore; |
| 13 | use MediaWiki\Extension\CampaignEvents\Questions\EventAggregatedAnswers; |
| 14 | use MediaWiki\Extension\CampaignEvents\Questions\EventAggregatedAnswersStore; |
| 15 | use MediaWiki\Extension\CampaignEvents\Questions\EventQuestionsRegistry; |
| 16 | use MediaWiki\Extension\CampaignEvents\Questions\ParticipantAnswersStore; |
| 17 | use OOUI\IconWidget; |
| 18 | use OOUI\MessageWidget; |
| 19 | use OOUI\Tag; |
| 20 | use Wikimedia\Message\IMessageFormatterFactory; |
| 21 | use Wikimedia\Message\ITextFormatter; |
| 22 | use Wikimedia\Message\MessageValue; |
| 23 | |
| 24 | class ResponseStatisticsModule { |
| 25 | |
| 26 | private const MIN_ANSWERS_PER_QUESTION = 10; |
| 27 | private const MIN_ANSWERS_PER_OPTION = 5; |
| 28 | |
| 29 | private ITextFormatter $msgFormatter; |
| 30 | private ParticipantAnswersStore $answersStore; |
| 31 | private EventAggregatedAnswersStore $aggregatedAnswersStore; |
| 32 | private EventQuestionsRegistry $questionsRegistry; |
| 33 | private ParticipantsStore $participantsStore; |
| 34 | private FrontendModulesFactory $frontendModulesFactory; |
| 35 | |
| 36 | private Language $language; |
| 37 | private ExistingEventRegistration $event; |
| 38 | |
| 39 | /** |
| 40 | * @param IMessageFormatterFactory $messageFormatterFactory |
| 41 | * @param ParticipantAnswersStore $answersStore |
| 42 | * @param EventAggregatedAnswersStore $aggregatedAnswersStore |
| 43 | * @param EventQuestionsRegistry $questionsRegistry |
| 44 | * @param ParticipantsStore $participantsStore |
| 45 | * @param FrontendModulesFactory $frontendModulesFactory |
| 46 | * @param ExistingEventRegistration $event |
| 47 | * @param Language $language |
| 48 | */ |
| 49 | public function __construct( |
| 50 | IMessageFormatterFactory $messageFormatterFactory, |
| 51 | ParticipantAnswersStore $answersStore, |
| 52 | EventAggregatedAnswersStore $aggregatedAnswersStore, |
| 53 | EventQuestionsRegistry $questionsRegistry, |
| 54 | ParticipantsStore $participantsStore, |
| 55 | FrontendModulesFactory $frontendModulesFactory, |
| 56 | ExistingEventRegistration $event, |
| 57 | Language $language |
| 58 | ) { |
| 59 | $this->msgFormatter = $messageFormatterFactory->getTextFormatter( $language->getCode() ); |
| 60 | $this->answersStore = $answersStore; |
| 61 | $this->aggregatedAnswersStore = $aggregatedAnswersStore; |
| 62 | $this->questionsRegistry = $questionsRegistry; |
| 63 | $this->participantsStore = $participantsStore; |
| 64 | $this->frontendModulesFactory = $frontendModulesFactory; |
| 65 | $this->language = $language; |
| 66 | $this->event = $event; |
| 67 | } |
| 68 | |
| 69 | public function createContent( Organizer $organizer, IContextSource $context, string $pageURL ): Tag { |
| 70 | if ( !$this->event->isPast() ) { |
| 71 | throw new LogicException( __METHOD__ . ' called for event that has not ended' ); |
| 72 | } |
| 73 | |
| 74 | $eventID = $this->event->getID(); |
| 75 | $hasAnswers = $this->answersStore->eventHasAnswers( $eventID ); |
| 76 | $hasAggregates = $this->aggregatedAnswersStore->eventHasAggregates( $eventID ); |
| 77 | if ( !$hasAnswers && !$hasAggregates ) { |
| 78 | // No participants ever answered any questions. |
| 79 | return new MessageWidget( [ |
| 80 | 'type' => 'notice', |
| 81 | 'label' => $this->msgFormatter->format( |
| 82 | MessageValue::new( 'campaignevents-details-stats-no-responses' ) |
| 83 | ), |
| 84 | 'inline' => true |
| 85 | ] ); |
| 86 | } |
| 87 | |
| 88 | if ( $hasAnswers ) { |
| 89 | // Probably a recently finished event, we still have to aggregate the responses |
| 90 | return new MessageWidget( [ |
| 91 | 'type' => 'notice', |
| 92 | 'label' => $this->msgFormatter->format( |
| 93 | MessageValue::new( 'campaignevents-details-stats-not-ready' ) |
| 94 | ), |
| 95 | 'inline' => true |
| 96 | ] ); |
| 97 | } |
| 98 | |
| 99 | return $this->makeContentWithAggregates( $organizer, $context, $pageURL ); |
| 100 | } |
| 101 | |
| 102 | private function makeContentWithAggregates( |
| 103 | Organizer $organizer, |
| 104 | IContextSource $context, |
| 105 | string $pageURL |
| 106 | ): Tag { |
| 107 | $aggregates = $this->aggregatedAnswersStore->getEventAggregatedAnswers( $this->event->getID() ); |
| 108 | $totalParticipants = $this->participantsStore->getFullParticipantCountForEvent( $this->event->getID() ); |
| 109 | $eventQuestions = $this->event->getParticipantQuestions(); |
| 110 | |
| 111 | $nonPIIQuestions = $this->questionsRegistry->getNonPIIQuestionIDs( $eventQuestions ); |
| 112 | $piiQuestions = array_diff( $eventQuestions, $nonPIIQuestions ); |
| 113 | |
| 114 | $content = new Tag( 'div' ); |
| 115 | if ( $nonPIIQuestions ) { |
| 116 | $nonPIISection = $this->makeQuestionCategorySectionContainer( |
| 117 | 'campaignevents-details-stats-section-non-pii' |
| 118 | ); |
| 119 | $nonPIISection->appendContent( $this->makeQuestionCategorySection( |
| 120 | $nonPIIQuestions, |
| 121 | $aggregates, |
| 122 | $totalParticipants |
| 123 | ) ); |
| 124 | $content->appendContent( $nonPIISection ); |
| 125 | } |
| 126 | |
| 127 | if ( $piiQuestions ) { |
| 128 | $piiSection = $this->makeQuestionCategorySectionContainer( |
| 129 | 'campaignevents-details-stats-section-pii' |
| 130 | ); |
| 131 | $formModule = $this->frontendModulesFactory->newClickwrapFormModule( $this->event, $this->language ); |
| 132 | $form = $formModule->createContent( $context, $pageURL ); |
| 133 | if ( $form['isSubmitted'] || $organizer->getClickwrapAcceptance() ) { |
| 134 | $piiSection->appendContent( $this->makeQuestionCategorySection( |
| 135 | $piiQuestions, |
| 136 | $aggregates, |
| 137 | $totalParticipants |
| 138 | ) ); |
| 139 | } else { |
| 140 | $piiSection->appendContent( $form['content'] ); |
| 141 | } |
| 142 | $content->appendContent( $piiSection ); |
| 143 | } |
| 144 | return $content; |
| 145 | } |
| 146 | |
| 147 | private function makeQuestionCategorySectionContainer( string $headerMsg ): Tag { |
| 148 | $section = ( new Tag( 'div' ) )->addClasses( [ 'ext-campaignevents-details-stats-section' ] ); |
| 149 | $header = ( new Tag( 'h2' ) ) |
| 150 | ->appendContent( $this->msgFormatter->format( MessageValue::new( $headerMsg ) ) ) |
| 151 | ->addClasses( [ 'ext-campaignevents-details-stats-section-header' ] ); |
| 152 | return $section->appendContent( $header ); |
| 153 | } |
| 154 | |
| 155 | private function makeQuestionCategorySection( |
| 156 | array $questionIDs, |
| 157 | EventAggregatedAnswers $aggregates, |
| 158 | int $totalParticipants |
| 159 | ): Tag { |
| 160 | $container = new Tag( 'div' ); |
| 161 | foreach ( $questionIDs as $questionID ) { |
| 162 | $container->appendContent( $this->makeQuestionSection( $questionID, $aggregates, $totalParticipants ) ); |
| 163 | } |
| 164 | return $container; |
| 165 | } |
| 166 | |
| 167 | private function makeQuestionSection( |
| 168 | int $questionID, |
| 169 | EventAggregatedAnswers $aggregates, |
| 170 | int $totalParticipants |
| 171 | ): Tag { |
| 172 | // TODO: Use accordion component when available (see T145934 and T338184) |
| 173 | $container = ( new Tag( 'div' ) ) |
| 174 | ->addClasses( [ |
| 175 | 'ext-campaignevents-details-stats-question-container', |
| 176 | 'mw-collapsible', |
| 177 | 'mw-collapsed', |
| 178 | ] ); |
| 179 | |
| 180 | $labelMsgKey = $this->questionsRegistry->getQuestionLabelForStats( $questionID ); |
| 181 | $header = ( new Tag( 'div' ) ) |
| 182 | ->addClasses( [ 'mw-collapsible-toggle' ] ) |
| 183 | ->setAttributes( [ 'role' => 'button' ] ) |
| 184 | ->appendContent( |
| 185 | new IconWidget( [ |
| 186 | 'icon' => 'expand', |
| 187 | 'label' => $this->msgFormatter->format( MessageValue::new( 'collapsible-expand' ) ), |
| 188 | ] ), |
| 189 | new IconWidget( [ |
| 190 | 'icon' => 'collapse', |
| 191 | 'label' => $this->msgFormatter->format( MessageValue::new( 'collapsible-collapse' ) ), |
| 192 | ] ), |
| 193 | ( new Tag( 'h3' ) )->appendContent( $this->msgFormatter->format( MessageValue::new( $labelMsgKey ) ) ) |
| 194 | ); |
| 195 | $container->appendContent( $header ); |
| 196 | |
| 197 | $questionAggregates = $aggregates->getQuestionData( $questionID ); |
| 198 | $totalAnswers = array_sum( $questionAggregates ); |
| 199 | if ( $totalAnswers < self::MIN_ANSWERS_PER_QUESTION ) { |
| 200 | $notice = new MessageWidget( [ |
| 201 | 'type' => 'notice', |
| 202 | 'label' => $this->msgFormatter->format( |
| 203 | MessageValue::new( 'campaignevents-details-stats-not-enough-answers' ) |
| 204 | ->numParams( self::MIN_ANSWERS_PER_QUESTION ) |
| 205 | ), |
| 206 | 'inline' => true |
| 207 | ] ); |
| 208 | $content = $notice; |
| 209 | } else { |
| 210 | $content = $this->makeAnswerTable( $questionID, $questionAggregates, $totalParticipants ); |
| 211 | } |
| 212 | $content->addClasses( [ 'mw-collapsible-content' ] ); |
| 213 | $container->appendContent( $content ); |
| 214 | return $container; |
| 215 | } |
| 216 | |
| 217 | /** |
| 218 | * @param int $questionID |
| 219 | * @param array<int,int> $questionAggregates |
| 220 | * @param int $totalParticipants |
| 221 | * @return Tag |
| 222 | */ |
| 223 | private function makeAnswerTable( |
| 224 | int $questionID, |
| 225 | array $questionAggregates, |
| 226 | int $totalParticipants |
| 227 | ): Tag { |
| 228 | $table = ( new Tag( 'table' ) ) |
| 229 | ->addClasses( [ 'ext-campaignevents-details-stats-question-table' ] ); |
| 230 | |
| 231 | $tableHeaderContents = [ |
| 232 | $this->msgFormatter->format( MessageValue::new( 'campaignevents-details-stats-header-option' ) ), |
| 233 | $this->msgFormatter->format( MessageValue::new( 'campaignevents-details-stats-header-percentage' ) ), |
| 234 | $this->msgFormatter->format( MessageValue::new( 'campaignevents-details-stats-header-number' ) ) |
| 235 | ]; |
| 236 | |
| 237 | // Calculate the percentage corresponding to MIN_ANSWERS_PER_OPTION, used when the percentage is shown |
| 238 | // as a range. |
| 239 | $percentageThreshold = round( 100 * ( self::MIN_ANSWERS_PER_OPTION - 1 ) / $totalParticipants, 1 ); |
| 240 | $allOptions = $this->questionsRegistry->getQuestionOptionsForStats( $questionID ); |
| 241 | $tableCellContentByRow = []; |
| 242 | // See https://www.mediawiki.org/wiki/Extension:CampaignEvents/Aggregating_participants%27_responses for |
| 243 | // the formulas used here. |
| 244 | $answersBelowThreshold = 0; |
| 245 | $knownAnswersNum = 0; |
| 246 | foreach ( $allOptions as $id => $msgKey ) { |
| 247 | $rowElements = [ |
| 248 | $this->msgFormatter->format( MessageValue::new( $msgKey ) ) |
| 249 | ]; |
| 250 | |
| 251 | $numAnswers = $questionAggregates[$id] ?? 0; |
| 252 | if ( $numAnswers < self::MIN_ANSWERS_PER_OPTION ) { |
| 253 | $answersBelowThreshold++; |
| 254 | $rowElements[] = $this->msgFormatter->format( |
| 255 | MessageValue::new( 'campaignevents-details-stats-range-percentage' ) |
| 256 | ->numParams( 0, $percentageThreshold ) |
| 257 | ); |
| 258 | $rowElements[] = $this->msgFormatter->format( |
| 259 | MessageValue::new( 'campaignevents-details-stats-few-answers-option' ) |
| 260 | ->numParams( self::MIN_ANSWERS_PER_OPTION ) |
| 261 | ); |
| 262 | } else { |
| 263 | $knownAnswersNum += $numAnswers; |
| 264 | $percentage = round( $numAnswers / $totalParticipants * 100, 1 ); |
| 265 | $rowElements[] = $this->msgFormatter->format( |
| 266 | MessageValue::new( 'percent' )->numParams( $percentage ) |
| 267 | ); |
| 268 | $rowElements[] = $this->language->formatNum( $numAnswers ); |
| 269 | } |
| 270 | $tableCellContentByRow[] = $rowElements; |
| 271 | } |
| 272 | |
| 273 | $noResponseRowElements = [ |
| 274 | $this->msgFormatter->format( MessageValue::new( 'campaignevents-details-stats-no-response' ) ) |
| 275 | ]; |
| 276 | $noResponseMin = max( |
| 277 | $totalParticipants - $knownAnswersNum - ( self::MIN_ANSWERS_PER_OPTION - 1 ) * $answersBelowThreshold, |
| 278 | 0 |
| 279 | ); |
| 280 | $noResponseMax = $totalParticipants - $knownAnswersNum; |
| 281 | if ( $noResponseMin === $noResponseMax ) { |
| 282 | // No answers below threshold, we can just show this as a number. |
| 283 | $noResponsePercentage = round( $noResponseMin / $totalParticipants * 100, 1 ); |
| 284 | $noResponseRowElements[] = $this->msgFormatter->format( |
| 285 | MessageValue::new( 'percent' )->numParams( $noResponsePercentage ) |
| 286 | ); |
| 287 | $noResponseRowElements[] = $this->language->formatNum( $noResponseMin ); |
| 288 | } else { |
| 289 | // Show it as a range. |
| 290 | $noResponsePercentageMin = round( $noResponseMin / $totalParticipants * 100, 1 ); |
| 291 | $noResponsePercentageMax = round( $noResponseMax / $totalParticipants * 100, 1 ); |
| 292 | $noResponseRowElements[] = $this->msgFormatter->format( |
| 293 | MessageValue::new( 'campaignevents-details-stats-range-percentage' ) |
| 294 | ->numParams( $noResponsePercentageMin, $noResponsePercentageMax ) |
| 295 | ); |
| 296 | $noResponseRowElements[] = $this->msgFormatter->format( |
| 297 | MessageValue::new( 'campaignevents-details-stats-range-number' ) |
| 298 | ->numParams( $noResponseMin, $noResponseMax ) |
| 299 | ); |
| 300 | } |
| 301 | |
| 302 | $tableCellContentByRow[] = $noResponseRowElements; |
| 303 | |
| 304 | $tableHeader = new Tag( 'thead' ); |
| 305 | $tableHeaderRow = new Tag( 'tr' ); |
| 306 | foreach ( $tableHeaderContents as $header ) { |
| 307 | $tableHeaderRow->appendContent( ( new Tag( 'th' ) )->appendContent( $header ) ); |
| 308 | } |
| 309 | $tableHeader->appendContent( $tableHeaderRow ); |
| 310 | $table->appendContent( $tableHeader ); |
| 311 | |
| 312 | foreach ( $tableCellContentByRow as $rowContent ) { |
| 313 | $row = new Tag( 'tr' ); |
| 314 | foreach ( $rowContent as $cellContent ) { |
| 315 | $row->appendContent( ( new Tag( 'td' ) )->appendContent( $cellContent ) ); |
| 316 | } |
| 317 | $table->appendContent( $row ); |
| 318 | } |
| 319 | return $table; |
| 320 | } |
| 321 | } |