public function fetchValuesFromRequest(WebRequest $r, $values = false)
{
if (!$values) {
$values = array_keys($this->options);
}
foreach ($values as $name) {
$default = $this->options[$name]['default'];
$type = $this->options[$name]['type'];
switch ($type) {
case self::BOOL:
$value = $r->getBool($name, $default);
break;
case self::INT:
$value = $r->getInt($name, $default);
break;
case self::STRING:
$value = $r->getText($name, $default);
break;
case self::INTNULL:
$value = $r->getIntOrNull($name);
break;
default:
throw new MWException('Unsupported datatype');
}
if ($value !== null) {
$this->options[$name]['value'] = $value === $default ? null : $value;
}
}
}
/**
* Guess the rev ID the text of this form is based off
* Note: baseRevId trusted for Reviewers - check text for others.
* @return int
*/
protected static function getBaseRevId(EditPage $editPage, WebRequest $request)
{
if (!isset($editPage->fr_baseRevId)) {
$article = $editPage->getArticle();
// convenience
$latestId = $article->getLatest();
// current rev
$undo = $request->getIntOrNull('undo');
# Undoing consecutive top edits...
if ($undo && $undo === $latestId) {
# Treat this like a revert to a base revision.
# We are undoing all edits *after* some rev ID (undoafter).
# If undoafter is not given, then it is the previous rev ID.
$revId = $request->getInt('undoafter', $article->getTitle()->getPreviousRevisionID($latestId, Title::GAID_FOR_UPDATE));
# Undoing other edits...
} elseif ($undo) {
$revId = $latestId;
// current rev is the base rev
# Other edits...
} else {
# If we are editing via oldid=X, then use that rev ID.
# Otherwise, check if the client specified the ID (bug 23098).
$revId = $article->getOldID() ? $article->getOldID() : $request->getInt('baseRevId');
// e.g. "show changes"/"preview"
}
# Zero oldid => draft revision
if (!$revId) {
$revId = $latestId;
}
$editPage->fr_baseRevId = $revId;
}
return $editPage->fr_baseRevId;
}
/**
* Guess the alternative rev ID the text of this form is based off.
* When undoing the top X edits, the base can be though of as either
* the current or the edit X edits prior to the latest.
* Note: baseRevId trusted for Reviewers - check text for others.
* @param EditPage $editPage
* @param WebRequest $request
* @return int
*/
protected static function getAltBaseRevId(EditPage $editPage, WebRequest $request)
{
if ($editPage->isConflict) {
return 0;
// throw away these values (bug 33481)
}
if (!isset($editPage->fr_altBaseRevId)) {
$article = $editPage->getArticle();
// convenience
$latestId = $article->getLatest();
// current rev
$undo = $request->getIntOrNull('undo');
# Undoing consecutive top edits...
if ($undo && $undo === $latestId) {
# Treat this like a revert to a base revision.
# We are undoing all edits *after* some rev ID (undoafter).
# If undoafter is not given, then it is the previous rev ID.
$revId = $request->getInt('undoafter', $article->getTitle()->getPreviousRevisionID($latestId, Title::GAID_FOR_UPDATE));
} else {
$revId = $request->getInt('altBaseRevId');
}
$editPage->fr_altBaseRevId = $revId;
}
return $editPage->fr_altBaseRevId;
}
