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diff --git a/src/applications/feed/story/PhabricatorFeedStory.php b/src/applications/feed/story/PhabricatorFeedStory.php
index 8a1530121..c3984573c 100644
--- a/src/applications/feed/story/PhabricatorFeedStory.php
+++ b/src/applications/feed/story/PhabricatorFeedStory.php
@@ -1,483 +1,483 @@
<?php
/**
* Manages rendering and aggregation of a story. A story is an event (like a
* user adding a comment) which may be represented in different forms on
* different channels (like feed, notifications and realtime alerts).
*
* @task load Loading Stories
* @task policy Policy Implementation
*/
abstract class PhabricatorFeedStory
extends Phobject
implements
PhabricatorPolicyInterface,
PhabricatorMarkupInterface {
private $data;
private $hasViewed;
private $hovercard = false;
private $renderingTarget = PhabricatorApplicationTransaction::TARGET_HTML;
private $handles = array();
private $objects = array();
private $projectPHIDs = array();
private $markupFieldOutput = array();
/* -( Loading Stories )---------------------------------------------------- */
/**
* Given @{class:PhabricatorFeedStoryData} rows, load them into objects and
* construct appropriate @{class:PhabricatorFeedStory} wrappers for each
* data row.
*
* @param list<dict> List of @{class:PhabricatorFeedStoryData} rows from the
* database.
* @return list<PhabricatorFeedStory> List of @{class:PhabricatorFeedStory}
* objects.
* @task load
*/
public static function loadAllFromRows(array $rows, PhabricatorUser $viewer) {
$stories = array();
$data = id(new PhabricatorFeedStoryData())->loadAllFromArray($rows);
foreach ($data as $story_data) {
$class = $story_data->getStoryType();
try {
$ok =
class_exists($class) &&
is_subclass_of($class, __CLASS__);
} catch (PhutilMissingSymbolException $ex) {
$ok = false;
}
// If the story type isn't a valid class or isn't a subclass of
// PhabricatorFeedStory, decline to load it.
if (!$ok) {
continue;
}
$key = $story_data->getChronologicalKey();
$stories[$key] = newv($class, array($story_data));
}
$object_phids = array();
$key_phids = array();
foreach ($stories as $key => $story) {
$phids = array();
foreach ($story->getRequiredObjectPHIDs() as $phid) {
$phids[$phid] = true;
}
if ($story->getPrimaryObjectPHID()) {
$phids[$story->getPrimaryObjectPHID()] = true;
}
$key_phids[$key] = $phids;
$object_phids += $phids;
}
$object_query = id(new PhabricatorObjectQuery())
->setViewer($viewer)
->withPHIDs(array_keys($object_phids));
$objects = $object_query->execute();
foreach ($key_phids as $key => $phids) {
if (!$phids) {
continue;
}
$story_objects = array_select_keys($objects, array_keys($phids));
if (count($story_objects) != count($phids)) {
// An object this story requires either does not exist or is not visible
// to the user. Decline to render the story.
unset($stories[$key]);
unset($key_phids[$key]);
continue;
}
$stories[$key]->setObjects($story_objects);
}
// If stories are about PhabricatorProjectInterface objects, load the
// projects the objects are a part of so we can render project tags
// on the stories.
$project_phids = array();
foreach ($objects as $object) {
if ($object instanceof PhabricatorProjectInterface) {
$project_phids[$object->getPHID()] = array();
}
}
if ($project_phids) {
$edge_query = id(new PhabricatorEdgeQuery())
->withSourcePHIDs(array_keys($project_phids))
->withEdgeTypes(
array(
PhabricatorProjectObjectHasProjectEdgeType::EDGECONST,
));
$edge_query->execute();
foreach ($project_phids as $phid => $ignored) {
$project_phids[$phid] = $edge_query->getDestinationPHIDs(array($phid));
}
}
$handle_phids = array();
foreach ($stories as $key => $story) {
foreach ($story->getRequiredHandlePHIDs() as $phid) {
$key_phids[$key][$phid] = true;
}
if ($story->getAuthorPHID()) {
$key_phids[$key][$story->getAuthorPHID()] = true;
}
$object_phid = $story->getPrimaryObjectPHID();
$object_project_phids = idx($project_phids, $object_phid, array());
$story->setProjectPHIDs($object_project_phids);
foreach ($object_project_phids as $dst) {
$key_phids[$key][$dst] = true;
}
$handle_phids += $key_phids[$key];
}
// NOTE: This setParentQuery() is a little sketchy. Ideally, this whole
// method should be inside FeedQuery and it should be the parent query of
// both subqueries. We're just trying to share the workspace cache.
$handles = id(new PhabricatorHandleQuery())
->setViewer($viewer)
->setParentQuery($object_query)
->withPHIDs(array_keys($handle_phids))
->execute();
foreach ($key_phids as $key => $phids) {
if (!$phids) {
continue;
}
$story_handles = array_select_keys($handles, array_keys($phids));
$stories[$key]->setHandles($story_handles);
}
// Load and process story markup blocks.
$engine = new PhabricatorMarkupEngine();
$engine->setViewer($viewer);
foreach ($stories as $story) {
foreach ($story->getFieldStoryMarkupFields() as $field) {
$engine->addObject($story, $field);
}
}
$engine->process();
foreach ($stories as $story) {
foreach ($story->getFieldStoryMarkupFields() as $field) {
$story->setMarkupFieldOutput(
$field,
$engine->getOutput($story, $field));
}
}
return $stories;
}
public function setMarkupFieldOutput($field, $output) {
$this->markupFieldOutput[$field] = $output;
return $this;
}
public function getMarkupFieldOutput($field) {
if (!array_key_exists($field, $this->markupFieldOutput)) {
throw new Exception(
pht(
'Trying to retrieve markup field key "%s", but this feed story '.
'did not request it be rendered.',
$field));
}
return $this->markupFieldOutput[$field];
}
public function setHovercard($hover) {
$this->hovercard = $hover;
return $this;
}
public function setRenderingTarget($target) {
$this->validateRenderingTarget($target);
$this->renderingTarget = $target;
return $this;
}
public function getRenderingTarget() {
return $this->renderingTarget;
}
private function validateRenderingTarget($target) {
switch ($target) {
case PhabricatorApplicationTransaction::TARGET_HTML:
case PhabricatorApplicationTransaction::TARGET_TEXT:
break;
default:
throw new Exception(pht('Unknown rendering target: %s', $target));
break;
}
}
public function setObjects(array $objects) {
$this->objects = $objects;
return $this;
}
public function getObject($phid) {
$object = idx($this->objects, $phid);
if (!$object) {
throw new Exception(
pht(
"Story is asking for an object it did not request ('%s')!",
$phid));
}
return $object;
}
public function getPrimaryObject() {
$phid = $this->getPrimaryObjectPHID();
if (!$phid) {
throw new Exception(pht('Story has no primary object!'));
}
return $this->getObject($phid);
}
public function getPrimaryObjectPHID() {
return null;
}
final public function __construct(PhabricatorFeedStoryData $data) {
$this->data = $data;
}
abstract public function renderView();
public function renderAsTextForDoorkeeper(
DoorkeeperFeedStoryPublisher $publisher) {
// TODO: This (and text rendering) should be properly abstract and
// universal. However, this is far less bad than it used to be, and we
// need to clean up more old feed code to really make this reasonable.
return pht(
'(Unable to render story of class %s for Doorkeeper.)',
get_class($this));
}
public function getRequiredHandlePHIDs() {
return array();
}
public function getRequiredObjectPHIDs() {
return array();
}
public function setHasViewed($has_viewed) {
$this->hasViewed = $has_viewed;
return $this;
}
public function getHasViewed() {
return $this->hasViewed;
}
final public function setHandles(array $handles) {
assert_instances_of($handles, 'PhabricatorObjectHandle');
$this->handles = $handles;
return $this;
}
final protected function getObjects() {
return $this->objects;
}
final protected function getHandles() {
return $this->handles;
}
final protected function getHandle($phid) {
if (isset($this->handles[$phid])) {
if ($this->handles[$phid] instanceof PhabricatorObjectHandle) {
return $this->handles[$phid];
}
}
$handle = new PhabricatorObjectHandle();
$handle->setPHID($phid);
$handle->setName(pht("Unloaded Object '%s'", $phid));
return $handle;
}
final public function getStoryData() {
return $this->data;
}
final public function getEpoch() {
return $this->getStoryData()->getEpoch();
}
final public function getChronologicalKey() {
return $this->getStoryData()->getChronologicalKey();
}
final public function getValue($key, $default = null) {
return $this->getStoryData()->getValue($key, $default);
}
final public function getAuthorPHID() {
return $this->getStoryData()->getAuthorPHID();
}
final protected function renderHandleList(array $phids) {
$items = array();
foreach ($phids as $phid) {
$items[] = $this->linkTo($phid);
}
$list = null;
switch ($this->getRenderingTarget()) {
case PhabricatorApplicationTransaction::TARGET_TEXT:
$list = implode(', ', $items);
break;
case PhabricatorApplicationTransaction::TARGET_HTML:
$list = phutil_implode_html(', ', $items);
break;
}
return $list;
}
final protected function linkTo($phid) {
$handle = $this->getHandle($phid);
switch ($this->getRenderingTarget()) {
case PhabricatorApplicationTransaction::TARGET_TEXT:
return $handle->getLinkName();
}
return $handle->renderLink();
}
final protected function renderString($str) {
switch ($this->getRenderingTarget()) {
case PhabricatorApplicationTransaction::TARGET_TEXT:
return $str;
case PhabricatorApplicationTransaction::TARGET_HTML:
return phutil_tag('strong', array(), $str);
}
}
final public function renderSummary($text, $len = 128) {
if ($len) {
$text = id(new PhutilUTF8StringTruncator())
->setMaximumGlyphs($len)
->truncateString($text);
}
switch ($this->getRenderingTarget()) {
case PhabricatorApplicationTransaction::TARGET_HTML:
$text = phutil_escape_html_newlines($text);
break;
}
return $text;
}
public function getNotificationAggregations() {
return array();
}
protected function newStoryView() {
$view = id(new PHUIFeedStoryView())
->setChronologicalKey($this->getChronologicalKey())
->setEpoch($this->getEpoch())
->setViewed($this->getHasViewed());
$project_phids = $this->getProjectPHIDs();
if ($project_phids) {
$view->setTags($this->renderHandleList($project_phids));
}
return $view;
}
public function setProjectPHIDs(array $phids) {
$this->projectPHIDs = $phids;
return $this;
}
public function getProjectPHIDs() {
return $this->projectPHIDs;
}
public function getFieldStoryMarkupFields() {
return array();
}
/* -( PhabricatorPolicyInterface Implementation )-------------------------- */
public function getPHID() {
return null;
}
/**
* @task policy
*/
public function getCapabilities() {
return array(
PhabricatorPolicyCapability::CAN_VIEW,
);
}
/**
* @task policy
*/
public function getPolicy($capability) {
// NOTE: We enforce that a user can see all the objects a story is about
// when loading it, so we don't need to perform a equivalent secondary
// policy check later.
return PhabricatorPolicies::getMostOpenPolicy();
}
/**
* @task policy
*/
public function hasAutomaticCapability($capability, PhabricatorUser $viewer) {
return false;
}
/* -( PhabricatorMarkupInterface Implementation )--------------------------- */
public function getMarkupFieldKey($field) {
return 'feed:'.$this->getChronologicalKey().':'.$field;
}
public function newMarkupEngine($field) {
- return PhabricatorMarkupEngine::getEngine();
+ return PhabricatorMarkupEngine::getEngine('feed');
}
public function getMarkupText($field) {
throw new PhutilMethodNotImplementedException();
}
public function didMarkupText(
$field,
$output,
PhutilMarkupEngine $engine) {
return $output;
}
public function shouldUseMarkupCache($field) {
return true;
}
}
diff --git a/src/applications/files/markup/PhabricatorEmbedFileRemarkupRule.php b/src/applications/files/markup/PhabricatorEmbedFileRemarkupRule.php
index 0fb2243d8..e054c2acd 100644
--- a/src/applications/files/markup/PhabricatorEmbedFileRemarkupRule.php
+++ b/src/applications/files/markup/PhabricatorEmbedFileRemarkupRule.php
@@ -1,297 +1,303 @@
<?php
final class PhabricatorEmbedFileRemarkupRule
extends PhabricatorObjectRemarkupRule {
const KEY_EMBED_FILE_PHIDS = 'phabricator.embedded-file-phids';
protected function getObjectNamePrefix() {
return 'F';
}
protected function loadObjects(array $ids) {
$engine = $this->getEngine();
$viewer = $engine->getConfig('viewer');
$objects = id(new PhabricatorFileQuery())
->setViewer($viewer)
->withIDs($ids)
->needTransforms(
array(
PhabricatorFileThumbnailTransform::TRANSFORM_PREVIEW,
))
->execute();
$phids_key = self::KEY_EMBED_FILE_PHIDS;
$phids = $engine->getTextMetadata($phids_key, array());
foreach (mpull($objects, 'getPHID') as $phid) {
$phids[] = $phid;
}
$engine->setTextMetadata($phids_key, $phids);
return $objects;
}
protected function renderObjectEmbed(
$object,
PhabricatorObjectHandle $handle,
$options) {
$options = $this->getFileOptions($options) + array(
'name' => $object->getName(),
);
$is_viewable_image = $object->isViewableImage();
$is_audio = $object->isAudio();
$is_video = $object->isVideo();
$force_link = ($options['layout'] == 'link');
// If a file is both audio and video, as with "application/ogg" by default,
// render it as video but allow the user to specify `media=audio` if they
// want to force it to render as audio.
if ($is_audio && $is_video) {
$media = $options['media'];
if ($media == 'audio') {
$is_video = false;
} else {
$is_audio = false;
}
}
$options['viewable'] = ($is_viewable_image || $is_audio || $is_video);
if ($is_viewable_image && !$force_link) {
return $this->renderImageFile($object, $handle, $options);
} else if ($is_video && !$force_link) {
return $this->renderVideoFile($object, $handle, $options);
} else if ($is_audio && !$force_link) {
return $this->renderAudioFile($object, $handle, $options);
} else {
return $this->renderFileLink($object, $handle, $options);
}
}
private function getFileOptions($option_string) {
$options = array(
'size' => null,
'layout' => 'left',
'float' => false,
'width' => null,
'height' => null,
'alt' => null,
'media' => null,
'autoplay' => null,
'loop' => null,
);
if ($option_string) {
$option_string = trim($option_string, ', ');
$parser = new PhutilSimpleOptions();
$options = $parser->parse($option_string) + $options;
}
return $options;
}
private function renderImageFile(
PhabricatorFile $file,
PhabricatorObjectHandle $handle,
array $options) {
require_celerity_resource('phui-lightbox-css');
$attrs = array();
$image_class = 'phabricator-remarkup-embed-image';
$use_size = true;
if (!$options['size']) {
$width = $this->parseDimension($options['width']);
$height = $this->parseDimension($options['height']);
if ($width || $height) {
$use_size = false;
$attrs += array(
'src' => $file->getBestURI(),
'width' => $width,
'height' => $height,
);
}
}
if ($use_size) {
switch ((string)$options['size']) {
case 'full':
$attrs += array(
'src' => $file->getBestURI(),
'height' => $file->getImageHeight(),
'width' => $file->getImageWidth(),
);
$image_class = 'phabricator-remarkup-embed-image-full';
break;
// Displays "full" in normal Remarkup, "wide" in Documents
case 'wide':
$attrs += array(
'src' => $file->getBestURI(),
'width' => $file->getImageWidth(),
);
$image_class = 'phabricator-remarkup-embed-image-wide';
break;
case 'thumb':
default:
$preview_key = PhabricatorFileThumbnailTransform::TRANSFORM_PREVIEW;
$xform = PhabricatorFileTransform::getTransformByKey($preview_key);
$existing_xform = $file->getTransform($preview_key);
if ($existing_xform) {
$xform_uri = $existing_xform->getCDNURI();
} else {
$xform_uri = $file->getURIForTransform($xform);
}
$attrs['src'] = $xform_uri;
$dimensions = $xform->getTransformedDimensions($file);
if ($dimensions) {
list($x, $y) = $dimensions;
$attrs['width'] = $x;
$attrs['height'] = $y;
}
break;
}
}
if (isset($options['alt'])) {
$attrs['alt'] = $options['alt'];
}
$img = phutil_tag('img', $attrs);
$embed = javelin_tag(
'a',
array(
'href' => $file->getBestURI(),
'class' => $image_class,
'sigil' => 'lightboxable',
'meta' => array(
'phid' => $file->getPHID(),
'uri' => $file->getBestURI(),
'dUri' => $file->getDownloadURI(),
'viewable' => true,
'monogram' => $file->getMonogram(),
),
),
$img);
switch ($options['layout']) {
case 'right':
case 'center':
case 'inline':
case 'left':
$layout_class = 'phabricator-remarkup-embed-layout-'.$options['layout'];
break;
default:
$layout_class = 'phabricator-remarkup-embed-layout-left';
break;
}
if ($options['float']) {
switch ($options['layout']) {
case 'center':
case 'inline':
break;
case 'right':
$layout_class .= ' phabricator-remarkup-embed-float-right';
break;
case 'left':
default:
$layout_class .= ' phabricator-remarkup-embed-float-left';
break;
}
}
return phutil_tag(
($options['layout'] == 'inline' ? 'span' : 'div'),
array(
'class' => $layout_class,
),
$embed);
}
private function renderAudioFile(
PhabricatorFile $file,
PhabricatorObjectHandle $handle,
array $options) {
return $this->renderMediaFile('audio', $file, $handle, $options);
}
private function renderVideoFile(
PhabricatorFile $file,
PhabricatorObjectHandle $handle,
array $options) {
return $this->renderMediaFile('video', $file, $handle, $options);
}
private function renderMediaFile(
$tag,
PhabricatorFile $file,
PhabricatorObjectHandle $handle,
array $options) {
$is_video = ($tag == 'video');
if (idx($options, 'autoplay')) {
$preload = 'auto';
$autoplay = 'autoplay';
} else {
// If we don't preload video, the user can't see the first frame and
// has no clue what they're looking at, so always preload.
if ($is_video) {
$preload = 'auto';
} else {
$preload = 'none';
}
$autoplay = null;
}
+ // Rendering contexts like feed can disable autoplay.
+ $engine = $this->getEngine();
+ if ($engine->getConfig('autoplay.disable')) {
+ $autoplay = null;
+ }
+
return $this->newTag(
$tag,
array(
'controls' => 'controls',
'preload' => $preload,
'autoplay' => $autoplay,
'loop' => idx($options, 'loop') ? 'loop' : null,
'alt' => $options['alt'],
'class' => 'phabricator-media',
),
$this->newTag(
'source',
array(
'src' => $file->getBestURI(),
'type' => $file->getMimeType(),
)));
}
private function renderFileLink(
PhabricatorFile $file,
PhabricatorObjectHandle $handle,
array $options) {
return id(new PhabricatorFileLinkView())
->setFilePHID($file->getPHID())
->setFileName($this->assertFlatText($options['name']))
->setFileDownloadURI($file->getDownloadURI())
->setFileViewURI($file->getBestURI())
->setFileViewable((bool)$options['viewable'])
->setFileMonogram($file->getMonogram());
}
private function parseDimension($string) {
$string = trim($string);
if (preg_match('/^(?:\d*\\.)?\d+%?$/', $string)) {
return $string;
}
return null;
}
}
diff --git a/src/infrastructure/markup/PhabricatorMarkupEngine.php b/src/infrastructure/markup/PhabricatorMarkupEngine.php
index 6f13525c7..3ce5578f8 100644
--- a/src/infrastructure/markup/PhabricatorMarkupEngine.php
+++ b/src/infrastructure/markup/PhabricatorMarkupEngine.php
@@ -1,693 +1,697 @@
<?php
/**
* Manages markup engine selection, configuration, application, caching and
* pipelining.
*
* @{class:PhabricatorMarkupEngine} can be used to render objects which
* implement @{interface:PhabricatorMarkupInterface} in a batched, cache-aware
* way. For example, if you have a list of comments written in remarkup (and
* the objects implement the correct interface) you can render them by first
* building an engine and adding the fields with @{method:addObject}.
*
* $field = 'field:body'; // Field you want to render. Each object exposes
* // one or more fields of markup.
*
* $engine = new PhabricatorMarkupEngine();
* foreach ($comments as $comment) {
* $engine->addObject($comment, $field);
* }
*
* Now, call @{method:process} to perform the actual cache/rendering
* step. This is a heavyweight call which does batched data access and
* transforms the markup into output.
*
* $engine->process();
*
* Finally, do something with the results:
*
* $results = array();
* foreach ($comments as $comment) {
* $results[] = $engine->getOutput($comment, $field);
* }
*
* If you have a single object to render, you can use the convenience method
* @{method:renderOneObject}.
*
* @task markup Markup Pipeline
* @task engine Engine Construction
*/
final class PhabricatorMarkupEngine extends Phobject {
private $objects = array();
private $viewer;
private $contextObject;
private $version = 16;
private $engineCaches = array();
private $auxiliaryConfig = array();
/* -( Markup Pipeline )---------------------------------------------------- */
/**
* Convenience method for pushing a single object through the markup
* pipeline.
*
* @param PhabricatorMarkupInterface The object to render.
* @param string The field to render.
* @param PhabricatorUser User viewing the markup.
* @param object A context object for policy checks
* @return string Marked up output.
* @task markup
*/
public static function renderOneObject(
PhabricatorMarkupInterface $object,
$field,
PhabricatorUser $viewer,
$context_object = null) {
return id(new PhabricatorMarkupEngine())
->setViewer($viewer)
->setContextObject($context_object)
->addObject($object, $field)
->process()
->getOutput($object, $field);
}
/**
* Queue an object for markup generation when @{method:process} is
* called. You can retrieve the output later with @{method:getOutput}.
*
* @param PhabricatorMarkupInterface The object to render.
* @param string The field to render.
* @return this
* @task markup
*/
public function addObject(PhabricatorMarkupInterface $object, $field) {
$key = $this->getMarkupFieldKey($object, $field);
$this->objects[$key] = array(
'object' => $object,
'field' => $field,
);
return $this;
}
/**
* Process objects queued with @{method:addObject}. You can then retrieve
* the output with @{method:getOutput}.
*
* @return this
* @task markup
*/
public function process() {
$keys = array();
foreach ($this->objects as $key => $info) {
if (!isset($info['markup'])) {
$keys[] = $key;
}
}
if (!$keys) {
return;
}
$objects = array_select_keys($this->objects, $keys);
// Build all the markup engines. We need an engine for each field whether
// we have a cache or not, since we still need to postprocess the cache.
$engines = array();
foreach ($objects as $key => $info) {
$engines[$key] = $info['object']->newMarkupEngine($info['field']);
$engines[$key]->setConfig('viewer', $this->viewer);
$engines[$key]->setConfig('contextObject', $this->contextObject);
foreach ($this->auxiliaryConfig as $aux_key => $aux_value) {
$engines[$key]->setConfig($aux_key, $aux_value);
}
}
// Load or build the preprocessor caches.
$blocks = $this->loadPreprocessorCaches($engines, $objects);
$blocks = mpull($blocks, 'getCacheData');
$this->engineCaches = $blocks;
// Finalize the output.
foreach ($objects as $key => $info) {
$engine = $engines[$key];
$field = $info['field'];
$object = $info['object'];
$output = $engine->postprocessText($blocks[$key]);
$output = $object->didMarkupText($field, $output, $engine);
$this->objects[$key]['output'] = $output;
}
return $this;
}
/**
* Get the output of markup processing for a field queued with
* @{method:addObject}. Before you can call this method, you must call
* @{method:process}.
*
* @param PhabricatorMarkupInterface The object to retrieve.
* @param string The field to retrieve.
* @return string Processed output.
* @task markup
*/
public function getOutput(PhabricatorMarkupInterface $object, $field) {
$key = $this->getMarkupFieldKey($object, $field);
$this->requireKeyProcessed($key);
return $this->objects[$key]['output'];
}
/**
* Retrieve engine metadata for a given field.
*
* @param PhabricatorMarkupInterface The object to retrieve.
* @param string The field to retrieve.
* @param string The engine metadata field to retrieve.
* @param wild Optional default value.
* @task markup
*/
public function getEngineMetadata(
PhabricatorMarkupInterface $object,
$field,
$metadata_key,
$default = null) {
$key = $this->getMarkupFieldKey($object, $field);
$this->requireKeyProcessed($key);
return idx($this->engineCaches[$key]['metadata'], $metadata_key, $default);
}
/**
* @task markup
*/
private function requireKeyProcessed($key) {
if (empty($this->objects[$key])) {
throw new Exception(
pht(
"Call %s before using results (key = '%s').",
'addObject()',
$key));
}
if (!isset($this->objects[$key]['output'])) {
throw new PhutilInvalidStateException('process');
}
}
/**
* @task markup
*/
private function getMarkupFieldKey(
PhabricatorMarkupInterface $object,
$field) {
static $custom;
if ($custom === null) {
$custom = array_merge(
self::loadCustomInlineRules(),
self::loadCustomBlockRules());
$custom = mpull($custom, 'getRuleVersion', null);
ksort($custom);
$custom = PhabricatorHash::digestForIndex(serialize($custom));
}
return $object->getMarkupFieldKey($field).'@'.$this->version.'@'.$custom;
}
/**
* @task markup
*/
private function loadPreprocessorCaches(array $engines, array $objects) {
$blocks = array();
$use_cache = array();
foreach ($objects as $key => $info) {
if ($info['object']->shouldUseMarkupCache($info['field'])) {
$use_cache[$key] = true;
}
}
if ($use_cache) {
try {
$blocks = id(new PhabricatorMarkupCache())->loadAllWhere(
'cacheKey IN (%Ls)',
array_keys($use_cache));
$blocks = mpull($blocks, null, 'getCacheKey');
} catch (Exception $ex) {
phlog($ex);
}
}
$is_readonly = PhabricatorEnv::isReadOnly();
foreach ($objects as $key => $info) {
// False check in case MySQL doesn't support unicode characters
// in the string (T1191), resulting in unserialize returning false.
if (isset($blocks[$key]) && $blocks[$key]->getCacheData() !== false) {
// If we already have a preprocessing cache, we don't need to rebuild
// it.
continue;
}
$text = $info['object']->getMarkupText($info['field']);
$data = $engines[$key]->preprocessText($text);
// NOTE: This is just debugging information to help sort out cache issues.
// If one machine is misconfigured and poisoning caches you can use this
// field to hunt it down.
$metadata = array(
'host' => php_uname('n'),
);
$blocks[$key] = id(new PhabricatorMarkupCache())
->setCacheKey($key)
->setCacheData($data)
->setMetadata($metadata);
if (isset($use_cache[$key]) && !$is_readonly) {
// This is just filling a cache and always safe, even on a read pathway.
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
$blocks[$key]->replace();
unset($unguarded);
}
}
return $blocks;
}
/**
* Set the viewing user. Used to implement object permissions.
*
* @param PhabricatorUser The viewing user.
* @return this
* @task markup
*/
public function setViewer(PhabricatorUser $viewer) {
$this->viewer = $viewer;
return $this;
}
/**
* Set the context object. Used to implement object permissions.
*
* @param The object in which context this remarkup is used.
* @return this
* @task markup
*/
public function setContextObject($object) {
$this->contextObject = $object;
return $this;
}
public function setAuxiliaryConfig($key, $value) {
// TODO: This is gross and should be removed. Avoid use.
$this->auxiliaryConfig[$key] = $value;
return $this;
}
/* -( Engine Construction )------------------------------------------------ */
/**
* @task engine
*/
public static function newManiphestMarkupEngine() {
return self::newMarkupEngine(array(
));
}
/**
* @task engine
*/
public static function newPhrictionMarkupEngine() {
return self::newMarkupEngine(array(
'header.generate-toc' => true,
));
}
/**
* @task engine
*/
public static function newPhameMarkupEngine() {
return self::newMarkupEngine(
array(
'macros' => false,
'uri.full' => true,
'uri.same-window' => true,
'uri.base' => PhabricatorEnv::getURI('/'),
));
}
/**
* @task engine
*/
public static function newFeedMarkupEngine() {
return self::newMarkupEngine(
array(
'macros' => false,
'youtube' => false,
));
}
/**
* @task engine
*/
public static function newCalendarMarkupEngine() {
return self::newMarkupEngine(array(
));
}
/**
* @task engine
*/
public static function newDifferentialMarkupEngine(array $options = array()) {
return self::newMarkupEngine(array(
'differential.diff' => idx($options, 'differential.diff'),
));
}
/**
* @task engine
*/
public static function newDiffusionMarkupEngine(array $options = array()) {
return self::newMarkupEngine(array(
'header.generate-toc' => true,
));
}
/**
* @task engine
*/
public static function getEngine($ruleset = 'default') {
static $engines = array();
if (isset($engines[$ruleset])) {
return $engines[$ruleset];
}
$engine = null;
switch ($ruleset) {
case 'default':
$engine = self::newMarkupEngine(array());
break;
+ case 'feed':
+ $engine = self::newMarkupEngine(array());
+ $engine->setConfig('autoplay.disable', true);
+ break;
case 'nolinebreaks':
$engine = self::newMarkupEngine(array());
$engine->setConfig('preserve-linebreaks', false);
break;
case 'diffusion-readme':
$engine = self::newMarkupEngine(array());
$engine->setConfig('preserve-linebreaks', false);
$engine->setConfig('header.generate-toc', true);
break;
case 'diviner':
$engine = self::newMarkupEngine(array());
$engine->setConfig('preserve-linebreaks', false);
// $engine->setConfig('diviner.renderer', new DivinerDefaultRenderer());
$engine->setConfig('header.generate-toc', true);
break;
case 'extract':
// Engine used for reference/edge extraction. Turn off anything which
// is slow and doesn't change reference extraction.
$engine = self::newMarkupEngine(array());
$engine->setConfig('pygments.enabled', false);
break;
default:
throw new Exception(pht('Unknown engine ruleset: %s!', $ruleset));
}
$engines[$ruleset] = $engine;
return $engine;
}
/**
* @task engine
*/
private static function getMarkupEngineDefaultConfiguration() {
return array(
'pygments' => PhabricatorEnv::getEnvConfig('pygments.enabled'),
'youtube' => PhabricatorEnv::getEnvConfig(
'remarkup.enable-embedded-youtube'),
'differential.diff' => null,
'header.generate-toc' => false,
'macros' => true,
'uri.allowed-protocols' => PhabricatorEnv::getEnvConfig(
'uri.allowed-protocols'),
'uri.full' => false,
'syntax-highlighter.engine' => PhabricatorEnv::getEnvConfig(
'syntax-highlighter.engine'),
'preserve-linebreaks' => true,
);
}
/**
* @task engine
*/
public static function newMarkupEngine(array $options) {
$options += self::getMarkupEngineDefaultConfiguration();
$engine = new PhutilRemarkupEngine();
$engine->setConfig('preserve-linebreaks', $options['preserve-linebreaks']);
$engine->setConfig('pygments.enabled', $options['pygments']);
$engine->setConfig(
'uri.allowed-protocols',
$options['uri.allowed-protocols']);
$engine->setConfig('differential.diff', $options['differential.diff']);
$engine->setConfig('header.generate-toc', $options['header.generate-toc']);
$engine->setConfig(
'syntax-highlighter.engine',
$options['syntax-highlighter.engine']);
$style_map = id(new PhabricatorDefaultSyntaxStyle())
->getRemarkupStyleMap();
$engine->setConfig('phutil.codeblock.style-map', $style_map);
$engine->setConfig('uri.full', $options['uri.full']);
if (isset($options['uri.base'])) {
$engine->setConfig('uri.base', $options['uri.base']);
}
if (isset($options['uri.same-window'])) {
$engine->setConfig('uri.same-window', $options['uri.same-window']);
}
$rules = array();
$rules[] = new PhutilRemarkupEscapeRemarkupRule();
$rules[] = new PhutilRemarkupMonospaceRule();
$rules[] = new PhutilRemarkupDocumentLinkRule();
$rules[] = new PhabricatorNavigationRemarkupRule();
$rules[] = new PhabricatorKeyboardRemarkupRule();
if ($options['youtube']) {
$rules[] = new PhabricatorYoutubeRemarkupRule();
}
$rules[] = new PhabricatorIconRemarkupRule();
$rules[] = new PhabricatorEmojiRemarkupRule();
$rules[] = new PhabricatorHandleRemarkupRule();
$applications = PhabricatorApplication::getAllInstalledApplications();
foreach ($applications as $application) {
foreach ($application->getRemarkupRules() as $rule) {
$rules[] = $rule;
}
}
$rules[] = new PhutilRemarkupHyperlinkRule();
if ($options['macros']) {
$rules[] = new PhabricatorImageMacroRemarkupRule();
$rules[] = new PhabricatorMemeRemarkupRule();
}
$rules[] = new PhutilRemarkupBoldRule();
$rules[] = new PhutilRemarkupItalicRule();
$rules[] = new PhutilRemarkupDelRule();
$rules[] = new PhutilRemarkupUnderlineRule();
$rules[] = new PhutilRemarkupHighlightRule();
foreach (self::loadCustomInlineRules() as $rule) {
$rules[] = clone $rule;
}
$blocks = array();
$blocks[] = new PhutilRemarkupQuotesBlockRule();
$blocks[] = new PhutilRemarkupReplyBlockRule();
$blocks[] = new PhutilRemarkupLiteralBlockRule();
$blocks[] = new PhutilRemarkupHeaderBlockRule();
$blocks[] = new PhutilRemarkupHorizontalRuleBlockRule();
$blocks[] = new PhutilRemarkupListBlockRule();
$blocks[] = new PhutilRemarkupCodeBlockRule();
$blocks[] = new PhutilRemarkupNoteBlockRule();
$blocks[] = new PhutilRemarkupTableBlockRule();
$blocks[] = new PhutilRemarkupSimpleTableBlockRule();
$blocks[] = new PhutilRemarkupInterpreterBlockRule();
$blocks[] = new PhutilRemarkupDefaultBlockRule();
foreach (self::loadCustomBlockRules() as $rule) {
$blocks[] = $rule;
}
foreach ($blocks as $block) {
$block->setMarkupRules($rules);
}
$engine->setBlockRules($blocks);
return $engine;
}
public static function extractPHIDsFromMentions(
PhabricatorUser $viewer,
array $content_blocks) {
$mentions = array();
$engine = self::newDifferentialMarkupEngine();
$engine->setConfig('viewer', $viewer);
foreach ($content_blocks as $content_block) {
$engine->markupText($content_block);
$phids = $engine->getTextMetadata(
PhabricatorMentionRemarkupRule::KEY_MENTIONED,
array());
$mentions += $phids;
}
return $mentions;
}
public static function extractFilePHIDsFromEmbeddedFiles(
PhabricatorUser $viewer,
array $content_blocks) {
$files = array();
$engine = self::newDifferentialMarkupEngine();
$engine->setConfig('viewer', $viewer);
foreach ($content_blocks as $content_block) {
$engine->markupText($content_block);
$phids = $engine->getTextMetadata(
PhabricatorEmbedFileRemarkupRule::KEY_EMBED_FILE_PHIDS,
array());
foreach ($phids as $phid) {
$files[$phid] = $phid;
}
}
return array_values($files);
}
public static function summarizeSentence($corpus) {
$corpus = trim($corpus);
$blocks = preg_split('/\n+/', $corpus, 2);
$block = head($blocks);
$sentences = preg_split(
'/\b([.?!]+)\B/u',
$block,
2,
PREG_SPLIT_DELIM_CAPTURE);
if (count($sentences) > 1) {
$result = $sentences[0].$sentences[1];
} else {
$result = head($sentences);
}
return id(new PhutilUTF8StringTruncator())
->setMaximumGlyphs(128)
->truncateString($result);
}
/**
* Produce a corpus summary, in a way that shortens the underlying text
* without truncating it somewhere awkward.
*
* TODO: We could do a better job of this.
*
* @param string Remarkup corpus to summarize.
* @return string Summarized corpus.
*/
public static function summarize($corpus) {
// Major goals here are:
// - Don't split in the middle of a character (utf-8).
// - Don't split in the middle of, e.g., **bold** text, since
// we end up with hanging '**' in the summary.
// - Try not to pick an image macro, header, embedded file, etc.
// - Hopefully don't return too much text. We don't explicitly limit
// this right now.
$blocks = preg_split("/\n *\n\s*/", $corpus);
$best = null;
foreach ($blocks as $block) {
// This is a test for normal spaces in the block, i.e. a heuristic to
// distinguish standard paragraphs from things like image macros. It may
// not work well for non-latin text. We prefer to summarize with a
// paragraph of normal words over an image macro, if possible.
$has_space = preg_match('/\w\s\w/', $block);
// This is a test to find embedded images and headers. We prefer to
// summarize with a normal paragraph over a header or an embedded object,
// if possible.
$has_embed = preg_match('/^[{=]/', $block);
if ($has_space && !$has_embed) {
// This seems like a good summary, so return it.
return $block;
}
if (!$best) {
// This is the first block we found; if everything is garbage just
// use the first block.
$best = $block;
}
}
return $best;
}
private static function loadCustomInlineRules() {
return id(new PhutilClassMapQuery())
->setAncestorClass('PhabricatorRemarkupCustomInlineRule')
->execute();
}
private static function loadCustomBlockRules() {
return id(new PhutilClassMapQuery())
->setAncestorClass('PhabricatorRemarkupCustomBlockRule')
->execute();
}
}

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