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phab/src/infrastructure/diff/view/PHUIDiffTwoUpInlineCommentRowScaffold.php
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PHUIDiffTwoUpInlineCommentRowScaffold.php
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<?php
/**
* Row scaffold for 2up (side-by-side) changeset views.
*
* Although this scaffold is normally straightforward, it may also accept
* two inline comments and display them adjacently.
*/
final class PHUIDiffTwoUpInlineCommentRowScaffold
extends PHUIDiffInlineCommentRowScaffold {
public function render() {
$inlines = $this->getInlineViews();
if (!$inlines) {
throw new Exception(
pht('Two-up inline row scaffold must have at least one inline view.'));
}
if (count($inlines) > 2) {
throw new Exception(
pht('Two-up inline row scaffold must have at most two inline views.'));
}
if (count($inlines) == 1) {
$inline = head($inlines);
if ($inline->getIsOnRight()) {
$left_side = null;
$right_side = $inline;
} else {
$left_side = $inline;
$right_side = null;
}
} else {
list($u, $v) = $inlines;
if ($u->getIsOnRight() == $v->getIsOnRight()) {
throw new Exception(
pht(
'Two-up inline row scaffold must have one comment on the left and '.
'one comment on the right when showing two comments.'));
}
if ($v->getIsOnRight()) {
$left_side = $u;
$right_side = $v;
} else {
$left_side = $v;
$right_side = $u;
}
}
$left_attrs = array(
'class' => 'left',
'id' => ($left_side ? $left_side->getScaffoldCellID() : null),
);
$right_attrs = array(
'colspan' => 3,
'class' => 'right3',
'id' => ($right_side ? $right_side->getScaffoldCellID() : null),
);
$cells = array(
phutil_tag('th', array()),
phutil_tag('td', $left_attrs, $left_side),
phutil_tag('th', array()),
phutil_tag('td', $right_attrs, $right_side),
);
return phutil_tag('tr', $this->getRowAttributes(), $cells);
}
}
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