/**
* @since 1.1
*
* @param EditPage $editpage
*
* @return true
*/
public function onAttemptSave(EditPage $editpage)
{
global $wgServerName, $wgScriptPath;
$urlServer = 'http://' . $wgServerName . $wgScriptPath;
$ns = $editpage->mTitle->getNamespace();
if ($ns == PATCH || $ns == PUSHFEED || $ns == PULLFEED || $ns == CHANGESET) {
return true;
}
$actualtext = $editpage->textbox1;
// V2
$dbr = wfGetDB(DB_SLAVE);
$lastRevision = Revision::loadFromTitle($dbr, $editpage->mTitle);
if (is_null($lastRevision)) {
$conctext = "";
$rev_id = 0;
} elseif (($ns == NS_FILE || $ns == NS_IMAGE || $ns == NS_MEDIA) && $lastRevision->getRawText() == "") {
$rev_id = 0;
$conctext = $lastRevision->getText();
} else {
$conctext = $lastRevision->getText();
// V1 conc
$rev_id = $lastRevision->getId();
}
// if there is no modification on the text
if ($actualtext == $conctext) {
return true;
}
$model = DSMWRevisionManager::loadModel($rev_id);
$logoot = new logootEngine($model);
// get the revision with the edittime==>V0
$rev = Revision::loadFromTimestamp($dbr, $editpage->mTitle, $editpage->edittime);
if (is_null($rev)) {
$text = "";
$rev_id1 = 0;
} else {
$text = $rev->getText();
// VO
$rev_id1 = $rev->getId();
}
if ($conctext != $text) {
// if last revision is not V0, there is editing conflict
$model1 = DSMWRevisionManager::loadModel($rev_id1);
$logoot1 = new logootEngine($model1);
$listOp1 = $logoot1->generate($text, $actualtext);
// creation Patch P2
$tmp = serialize($listOp1);
$patch = new DSMWPatch(false, false, $listOp1, $urlServer, $rev_id1);
if ($editpage->mTitle->getNamespace() == 0) {
$title = $editpage->mTitle->getText();
} else {
$title = $editpage->mTitle->getNsText() . ':' . $editpage->mTitle->getText();
}
// integration: diffs between VO and V2 into V1
$modelAfterIntegrate = $logoot->integrate($listOp1);
} else {
// no edition conflict
$listOp = $logoot->generate($conctext, $actualtext);
$modelAfterIntegrate = $logoot->getModel();
$tmp = serialize($listOp);
$patch = new DSMWPatch(false, false, $listOp, $urlServer, $rev_id1);
if ($editpage->mTitle->getNamespace() == 0) {
$title = $editpage->mTitle->getText();
} else {
$title = $editpage->mTitle->getNsText() . ':' . $editpage->mTitle->getText();
}
}
$revId = utils::getNewArticleRevId();
wfDebugLog('p2p', ' -> store model rev : ' . $revId . ' session ' . session_id() . ' model ' . $modelAfterIntegrate->getText());
DSMWRevisionManager::storeModel($revId + 1, $sessionId = session_id(), $modelAfterIntegrate, $blobCB = 0);
$patch->storePage($title, $revId + 1);
// stores the patch in a wikipage
$editpage->textbox1 = $modelAfterIntegrate->getText();
return true;
}
function testConcDelOpIntegration()
{
$oldtext = "";
$conctext = "line1\nline2\nline3\nline4";
$model = manager::loadModel(0);
$logoot = new logootEngine($model);
$listOp = $logoot->generate($oldtext, $conctext);
// $model has 4 lines created by 4 ins operations
$tmpMod = $logoot->getModel();
$this->assertEquals(4, count($tmpMod->getPositionlist()));
$this->assertEquals(4, count($tmpMod->getLinelist()));
$oldtext = "line1\nline2\nline3\nline4";
$actualtext = "line1\nline2\nline4";
$listOp1 = $logoot->generate($oldtext, $actualtext);
$tmpMod = $logoot->getModel();
$this->assertEquals(3, count($tmpMod->getPositionlist()));
$this->assertEquals(3, count($tmpMod->getLinelist()));
$modelAssert = $logoot->integrate($listOp1);
$this->assertEquals(3, count($modelAssert->getPositionlist()));
$this->assertEquals(3, count($modelAssert->getLinelist()));
}
function testInsertDelete()
{
$model = manager::loadModel(0);
$logoot = new logootEngine($model);
// insert Y
$oldContent = "";
$newContent = "Y";
$listOp1 = $logoot->generate($oldContent, $newContent);
// insert X below Y
$oldContent = "Y";
$newContent = "X\nY";
$listOp2 = $logoot->generate($oldContent, $newContent);
// delete X
$oldContent = "X\nY";
$newContent = "Y";
$listOp3 = $logoot->generate($oldContent, $newContent);
$modelAssert = $logoot->getModel();
// model1 is another page model where we execute the 3 inserts in another order
$model1 = manager::loadModel(0);
$logoot1 = new logootEngine($model1);
$logoot1->integrate($listOp1);
$logoot1->integrate($listOp2);
$modelAssert1 = $logoot1->integrate($listOp3);
$this->assertEquals($modelAssert->getPositionlist(), $modelAssert1->getPositionlist());
$this->assertEquals($modelAssert->getLinelist(), $modelAssert1->getLinelist());
unset($logoot1);
unset($model1);
// model1 is another page model where we execute the 3 inserts in another order
$model1 = manager::loadModel(0);
$logoot1 = new logootEngine($model1);
$modelAssert1 = $logoot1->integrate($listOp2);
$modelAssert1 = $logoot1->integrate($listOp1);
$modelAssert1 = $logoot1->integrate($listOp3);
$this->assertEquals($modelAssert->getPositionlist(), $modelAssert1->getPositionlist());
$this->assertEquals($modelAssert->getLinelist(), $modelAssert1->getLinelist());
unset($logoot1);
unset($model1);
}
/**
*Integrates the operation(LogootOp) into the article via the logoot algorithm
*
* @param <Object> $operation
* @param <String or Object> $article
*/
function logootIntegrate($operations, $article)
{
global $wgCanonicalNamespaceNames;
$indexNS = 0;
wfDebugLog('p2p', ' - function logootIntegrate : ' . $article);
$dbr = wfGetDB(DB_SLAVE);
if (is_string($article)) {
// if there is a space in the title, repalce by '_'
$article = str_replace(" ", "_", $article);
if (strpos($article, ":") === false) {
$pageid = $dbr->selectField('page', 'page_id', array('page_title' => $article));
} else {
// if there is a namespace
preg_match("/^(.+?)_*:_*(.*)\$/S", $article, $tmp);
$articleWithoutNS = $tmp[2];
$NS = $tmp[1];
if (in_array($NS, $wgCanonicalNamespaceNames)) {
foreach ($wgCanonicalNamespaceNames as $key => $value) {
if ($NS == $value) {
$indexNS = $key;
}
}
}
$pageid = $dbr->selectField('page', 'page_id', array('page_title' => $articleWithoutNS, 'page_namespace' => $indexNS));
}
// get the page namespace
$pageNameSpace = $dbr->selectField('page', 'page_namespace', array('page_id' => $pageid));
/*the ns must not be a pullfeed, pushfeed, changeset or patch namespace.
If the page name is the same in different ns we can get the wrong
* page id
*/
if ($pageNameSpace == PULLFEED || $pageNameSpace == PUSHFEED || $pageNameSpace == PATCH || $pageNameSpace == CHANGESET) {
$pageid = 0;
}
$lastRev = Revision::loadFromPageId($dbr, $pageid);
if (is_null($lastRev)) {
$rev_id = 0;
} else {
$rev_id = $lastRev->getId();
}
wfDebugLog('p2p', ' -> pageId : ' . $pageid);
wfDebugLog('p2p', ' -> rev_id : ' . $rev_id);
$title = Title::newFromText($article);
$article = new Article($title);
} else {
$rev_id = $article->getRevIdFetched();
}
$listOp = array();
// $blobInfo = BlobInfo::loadBlobInfo($rev_id);
$model = DSMWRevisionManager::loadModel($rev_id);
if ($model instanceof boModel == false) {
throw new MWException(__METHOD__ . ': model loading problem!');
}
$logoot = new logootEngine($model);
foreach ($operations as $operation) {
wfDebugLog('p2p', ' - operation : ' . $operation);
wfDebugLog('testlog', ' - operation : ' . $operation);
$operation = operationToLogootOp($operation);
if ($operation != false && is_object($operation)) {
$listOp[] = $operation;
wfDebugLog('testlog', ' -> Operation: ' . $operation->getLogootPosition()->toString());
// $blobInfo->integrateBlob($operation);
}
// end if
// else {
// throw new MWException( __METHOD__.': operation problem '.$operation );
// wfDebugLog('p2p',' - operation problem : '.$operation);
// }
}
// end foreach operations
$modelAfterIntegrate = $logoot->integrate($listOp);
// $revId = utils::getNewArticleRevId();
$status = $article->doEdit($modelAfterIntegrate->getText(), $summary = "");
$revId = $status->value['revision']->getId();
DSMWRevisionManager::storeModel($revId, $sessionId = session_id(), $modelAfterIntegrate, $blobCB = 0);
return $revId;
// sleep(4);
if (is_bool($status)) {
return $status;
} else {
return $status->isGood();
}
}