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DifferentialRevisionCommentView.php
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Fri, Apr 4, 08:36

DifferentialRevisionCommentView.php
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<?php
/*
* Copyright 2012 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
final class DifferentialRevisionCommentView extends AphrontView {
private $comment;
private $handles;
private $markupEngine;
private $preview;
private $inlines;
private $changesets;
private $target;
private $commentNumber;
private $user;
private $versusDiffID;
public function setComment($comment) {
$this->comment = $comment;
return $this;
}
public function setHandles(array $handles) {
$this->handles = $handles;
return $this;
}
public function setMarkupEngine($markup_engine) {
$this->markupEngine = $markup_engine;
return $this;
}
public function setPreview($preview) {
$this->preview = $preview;
return $this;
}
public function setInlineComments(array $inline_comments) {
$this->inlines = $inline_comments;
return $this;
}
public function setChangesets(array $changesets) {
// Ship these in sorted by getSortKey() and keyed by ID... or else!
$this->changesets = $changesets;
return $this;
}
public function setTargetDiff($target) {
$this->target = $target;
return $this;
}
public function setVersusDiffID($diff_vs) {
$this->versusDiffID = $diff_vs;
return $this;
}
public function setCommentNumber($comment_number) {
$this->commentNumber = $comment_number;
return $this;
}
public function setUser(PhabricatorUser $user) {
$this->user = $user;
return $this;
}
public function render() {
if (!$this->user) {
throw new Exception("Call setUser() before rendering!");
}
require_celerity_resource('phabricator-remarkup-css');
require_celerity_resource('differential-revision-comment-css');
$comment = $this->comment;
$action = $comment->getAction();
$action_class = 'differential-comment-action-'.$action;
if ($this->preview) {
$date = 'COMMENT PREVIEW';
} else {
$date = phabricator_datetime($comment->getDateCreated(), $this->user);
}
$info = array();
$content_source = new PhabricatorContentSourceView();
$content_source->setContentSource($comment->getContentSource());
$content_source->setUser($this->user);
$info[] = $content_source->render();
$info[] = $date;
$comment_anchor = null;
$num = $this->commentNumber;
if ($num && !$this->preview) {
Javelin::initBehavior('phabricator-watch-anchor');
$info[] = phutil_render_tag(
'a',
array(
'name' => 'comment-'.$num,
'href' => '#comment-'.$num,
),
'Comment D'.$comment->getRevisionID().'#'.$num);
$comment_anchor = 'anchor-comment-'.$num;
}
$info = implode(' &middot; ', array_filter($info));
$author = $this->handles[$comment->getAuthorPHID()];
$author_link = $author->renderLink();
$verb = DifferentialAction::getActionPastTenseVerb($comment->getAction());
$verb = phutil_escape_html($verb);
$content = $comment->getContent();
$head_content = null;
if (strlen(rtrim($content))) {
$title = "{$author_link} {$verb} this revision:";
$cache = $comment->getCache();
if (strlen($cache)) {
$content = $cache;
} else {
$content = $this->markupEngine->markupText($content);
if ($comment->getID()) {
$comment->setCache($content);
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
$comment->save();
unset($unguarded);
}
}
$content =
'<div class="phabricator-remarkup">'.
$content.
'</div>';
} else {
$title = null;
$head_content =
'<div class="differential-comment-nocontent">'.
"<p>{$author_link} {$verb} this revision.</p>".
'</div>';
$content = null;
}
if ($this->inlines) {
$inline_render = array();
$inlines = $this->inlines;
$changesets = $this->changesets;
$inlines_by_changeset = mgroup($inlines, 'getChangesetID');
$inlines_by_changeset = array_select_keys(
$inlines_by_changeset,
array_keys($this->changesets));
$inline_render[] = '<table class="differential-inline-summary">';
foreach ($inlines_by_changeset as $changeset_id => $inlines) {
$changeset = $changesets[$changeset_id];
$inlines = msort($inlines, 'getLineNumber');
$inline_render[] =
'<tr>'.
'<th colspan="3">'.
phutil_escape_html($changeset->getFilename()).
'</th>'.
'</tr>';
foreach ($inlines as $inline) {
if (!$inline->getLineLength()) {
$lines = $inline->getLineNumber();
} else {
$lines = $inline->getLineNumber()."\xE2\x80\x93".
($inline->getLineNumber() + $inline->getLineLength());
}
$on_target = ($this->target) &&
($this->target->getID() == $changeset->getDiffID());
$is_visible = false;
if ($inline->getIsNewFile()) {
// This comment is on the right side of the versus diff, and visible
// on the left side of the page.
if ($this->versusDiffID) {
if ($changeset->getDiffID() == $this->versusDiffID) {
$is_visible = true;
}
}
// This comment is on the right side of the target diff, and visible
// on the right side of the page.
if ($on_target) {
$is_visible = true;
}
} else {
// Ths comment is on the left side of the target diff, and visible
// on the left side of the page.
if (!$this->versusDiffID) {
if ($on_target) {
$is_visible = true;
}
}
// TODO: We still get one edge case wrong here, when we have a
// versus diff and the file didn't exist in the old version. The
// comment is visible because we show the left side of the target
// diff when there's no corresponding file in the versus diff, but
// we incorrectly link it off-page.
}
$where = null;
if ($is_visible) {
$lines = phutil_render_tag(
'a',
array(
'href' => '#inline-'.$inline->getID(),
'class' => 'num',
),
$lines);
} else {
$diff_id = $changeset->getDiffID();
$lines = phutil_render_tag(
'a',
array(
'href' => '?id='.$diff_id.'#inline-'.$inline->getID(),
'class' => 'num',
'target' => '_blank',
),
$lines." \xE2\x86\x97");
$where = '(On Diff #'.$diff_id.')';
}
$inline_content = $inline->getContent();
if (strlen($inline_content)) {
$inline_cache = $inline->getCache();
if ($inline_cache) {
$inline_content = $inline_cache;
} else {
$inline_content = $this->markupEngine->markupText(
$inline_content);
if ($inline->getID()) {
$inline->setCache($inline_content);
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
$inline->save();
unset($unguarded);
}
}
}
$inline_render[] =
'<tr>'.
'<td class="inline-line-number">'.$lines.'</td>'.
'<td class="inline-which-diff">'.$where.'</td>'.
'<td>'.
'<div class="phabricator-remarkup">'.
$inline_content.
'</div>'.
'</td>'.
'</tr>';
}
}
$inline_render[] = '</table>';
$inline_render = implode("\n", $inline_render);
$inline_render =
'<div class="differential-inline-summary-section">'.
'Inline Comments'.
'</div>'.
$inline_render;
} else {
$inline_render = null;
}
$background = null;
$uri = $author->getImageURI();
if ($uri) {
$background = "background-image: url('{$uri}');";
}
$metadata_blocks = array();
$metadata = $comment->getMetadata();
$added_reviewers = idx(
$metadata,
DifferentialComment::METADATA_ADDED_REVIEWERS);
if ($added_reviewers) {
$reviewers = 'Added reviewers: '.$this->renderHandleList(
$added_reviewers);
$metadata_blocks[] = $reviewers;
}
$added_ccs = idx(
$metadata,
DifferentialComment::METADATA_ADDED_CCS);
if ($added_ccs) {
$ccs = 'Added CCs: '.$this->renderHandleList($added_ccs);
$metadata_blocks[] = $ccs;
}
if ($metadata_blocks) {
$metadata_blocks =
'<div class="differential-comment-metadata">'.
implode("\n", $metadata_blocks).
'</div>';
} else {
$metadata_blocks = null;
}
return phutil_render_tag(
'div',
array(
'class' => "differential-comment {$action_class}",
'id' => $comment_anchor,
),
'<div class="differential-comment-head">'.
'<span class="differential-comment-info">'.$info.'</span>'.
'<span class="differential-comment-title">'.$title.'</span>'.
'<div style="clear: both;"></div>'.
'</div>'.
'<div class="differential-comment-body" style="'.$background.'">'.
'<div class="differential-comment-content">'.
$head_content.
$metadata_blocks.
'<div class="differential-comment-core">'.
$content.
'</div>'.
$inline_render.
'</div>'.
'</div>');
}
private function renderHandleList(array $phids) {
$result = array();
foreach ($phids as $phid) {
$result[] = $this->handles[$phid]->renderLink();
}
return implode(', ', $result);
}
}

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