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SlowvoteEmbedView.php
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Sat, Mar 15, 22:08

SlowvoteEmbedView.php
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<?php
/**
* @group slowvote
*/
final class SlowvoteEmbedView extends AphrontView {
private $poll;
private $handles;
private $headless;
public function setHeadless($headless) {
$this->headless = $headless;
return $this;
}
public function setPoll(PhabricatorSlowvotePoll $poll) {
$this->poll = $poll;
return $this;
}
public function getPoll() {
return $this->poll;
}
public function render() {
if (!$this->poll) {
throw new Exception("Call setPoll() before render()!");
}
$poll = $this->poll;
$phids = array();
foreach ($poll->getChoices() as $choice) {
$phids[] = $choice->getAuthorPHID();
}
$phids[] = $poll->getAuthorPHID();
$this->handles = id(new PhabricatorHandleQuery())
->setViewer($this->getUser())
->withPHIDs($phids)
->execute();
$options = $poll->getOptions();
if ($poll->getShuffle()) {
shuffle($options);
}
require_celerity_resource('phabricator-slowvote-css');
require_celerity_resource('javelin-behavior-slowvote-embed');
$config = array(
'pollID' => $poll->getID());
Javelin::initBehavior('slowvote-embed', $config);
$user_choices = $poll->getViewerChoices($this->getUser());
$user_choices = mpull($user_choices, 'getOptionID', 'getOptionID');
$out = array();
foreach ($options as $option) {
$is_selected = isset($user_choices[$option->getID()]);
$out[] = $this->renderLabel($option, $is_selected);
}
$link_to_slowvote = phutil_tag(
'a',
array(
'href' => '/V'.$poll->getID()
),
$poll->getQuestion());
if ($this->headless) {
$header = null;
} else {
$header = phutil_tag(
'div',
array(
'class' => 'slowvote-header',
),
phutil_tag(
'div',
array(
'class' => 'slowvote-header-content',
),
array(
'V'.$poll->getID(),
' ',
$link_to_slowvote)));
$description = null;
if ($poll->getDescription()) {
$description = PhabricatorMarkupEngine::renderOneObject(
id(new PhabricatorMarkupOneOff())->setContent(
$poll->getDescription()),
'default',
$this->getUser());
$description = phutil_tag(
'div',
array(
'class' => 'slowvote-description',
),
$description);
}
$header = array(
$header,
$description);
}
$vis = $poll->getResponseVisibility();
if ($this->areResultsVisible()) {
if ($vis == PhabricatorSlowvotePoll::RESPONSES_OWNER) {
$quip = pht('Only you can see the results.');
} else {
$quip = pht('Voting improves cardiovascular endurance.');
}
} else if ($vis == PhabricatorSlowvotePoll::RESPONSES_VOTERS) {
$quip = pht('You must vote to see the results.');
} else if ($vis == PhabricatorSlowvotePoll::RESPONSES_OWNER) {
$quip = pht('Only the author can see the results.');
}
$hint = phutil_tag(
'span',
array(
'class' => 'slowvote-hint',
),
$quip);
if ($poll->getIsClosed()) {
$submit = null;
} else {
$submit = phutil_tag(
'div',
array(
'class' => 'slowvote-footer',
),
phutil_tag(
'div',
array(
'class' => 'slowvote-footer-content',
),
array(
$hint,
phutil_tag(
'button',
array(
),
pht('Engage in Deliberations')),
)));
}
$body = phabricator_form(
$this->getUser(),
array(
'action' => '/vote/'.$poll->getID().'/',
'method' => 'POST',
'class' => 'slowvote-body',
),
array(
phutil_tag(
'div',
array(
'class' => 'slowvote-body-content',
),
$out),
$submit,
));
return javelin_tag(
'div',
array(
'class' => 'slowvote-embed',
'sigil' => 'slowvote-embed',
'meta' => array(
'pollID' => $poll->getID()
)
),
array($header, $body));
}
private function renderLabel(PhabricatorSlowvoteOption $option, $selected) {
$classes = array();
$classes[] = 'slowvote-option-label';
$status = $this->renderStatus($option);
$voters = $this->renderVoters($option);
return phutil_tag(
'div',
array(
'class' => 'slowvote-option-label-group',
),
array(
phutil_tag(
'label',
array(
'class' => implode(' ', $classes),
),
array(
phutil_tag(
'div',
array(
'class' => 'slowvote-control-offset',
),
$option->getName()),
$this->renderBar($option),
phutil_tag(
'div',
array(
'class' => 'slowvote-above-the-bar',
),
array(
$this->renderControl($option, $selected),
)),
)),
$status,
$voters,
));
}
private function renderBar(PhabricatorSlowvoteOption $option) {
if (!$this->areResultsVisible()) {
return null;
}
$poll = $this->getPoll();
$choices = mgroup($poll->getChoices(), 'getOptionID');
$choices = count(idx($choices, $option->getID(), array()));
$count = count(mgroup($poll->getChoices(), 'getAuthorPHID'));
return phutil_tag(
'div',
array(
'class' => 'slowvote-bar',
'style' => sprintf(
'width: %.1f%%;',
$count ? 100 * ($choices / $count) : 0),
),
array(
phutil_tag(
'div',
array(
'class' => 'slowvote-control-offset',
),
$option->getName()),
));
}
private function renderControl(PhabricatorSlowvoteOption $option, $selected) {
$types = array(
PhabricatorSlowvotePoll::METHOD_PLURALITY => 'radio',
PhabricatorSlowvotePoll::METHOD_APPROVAL => 'checkbox',
);
$closed = $this->getPoll()->getIsClosed();
return phutil_tag(
'input',
array(
'type' => idx($types, $this->getPoll()->getMethod()),
'name' => 'vote[]',
'value' => $option->getID(),
'checked' => ($selected ? 'checked' : null),
'disabled' => ($closed ? 'disabled' : null),
));
}
private function renderVoters(PhabricatorSlowvoteOption $option) {
if (!$this->areResultsVisible()) {
return null;
}
$poll = $this->getPoll();
$choices = mgroup($poll->getChoices(), 'getOptionID');
$choices = idx($choices, $option->getID(), array());
if (!$choices) {
return null;
}
$handles = $this->handles;
$authors = mpull($choices, 'getAuthorPHID', 'getAuthorPHID');
$viewer_phid = $this->getUser()->getPHID();
// Put the viewer first if they've voted for this option.
$authors = array_select_keys($authors, array($viewer_phid))
+ $authors;
$voters = array();
foreach ($authors as $author_phid) {
$handle = $handles[$author_phid];
$voters[] = javelin_tag(
'div',
array(
'class' => 'slowvote-voter',
'style' => 'background-image: url('.$handle->getImageURI().')',
'sigil' => 'has-tooltip',
'meta' => array(
'tip' => $handle->getName(),
),
));
}
return phutil_tag(
'div',
array(
'class' => 'slowvote-voters',
),
$voters);
}
private function renderStatus(PhabricatorSlowvoteOption $option) {
if (!$this->areResultsVisible()) {
return null;
}
$poll = $this->getPoll();
$choices = mgroup($poll->getChoices(), 'getOptionID');
$choices = count(idx($choices, $option->getID(), array()));
$count = count(mgroup($poll->getChoices(), 'getAuthorPHID'));
$percent = sprintf('%d%%', $count ? 100 * $choices / $count : 0);
switch ($poll->getMethod()) {
case PhabricatorSlowvotePoll::METHOD_PLURALITY:
$status = pht('%s (%d / %d)', $percent, $choices, $count);
break;
case PhabricatorSlowvotePoll::METHOD_APPROVAL:
$status = pht('%s Approval (%d / %d)', $percent, $choices, $count);
break;
}
return phutil_tag(
'div',
array(
'class' => 'slowvote-status',
),
$status);
}
private function areResultsVisible() {
$poll = $this->getPoll();
$vis = $poll->getResponseVisibility();
if ($vis == PhabricatorSlowvotePoll::RESPONSES_VISIBLE) {
return true;
} else if ($vis == PhabricatorSlowvotePoll::RESPONSES_OWNER) {
return ($poll->getAuthorPHID() == $this->getUser()->getPHID());
} else {
$choices = mgroup($poll->getChoices(), 'getAuthorPHID');
return (bool)idx($choices, $this->getUser()->getPHID());
}
}
}

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