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<?php
/**
* Hooks for managing JSON Schema namespace and content model.
*
* @file
* @ingroup Extensions
* @ingroup UploadWizard
*
* @author Ori Livneh <ori@wikimedia.org>
*/
class CampaignHooks {
/**
* 'Campaign' content model must be used in, and only in, the 'Campaign' namespace.
*
* @param string $contentModel
* @param Title $title
* @param bool &$ok
* @return bool
*/
public static function onContentModelCanBeUsedOn( $contentModel, Title $title, &$ok ) {
$isCampaignModel = $contentModel === 'Campaign';
$isCampaignNamespace = $title->inNamespace( NS_CAMPAIGN );
if ( $isCampaignModel !== $isCampaignNamespace ) {
$ok = false;
return false;
}
return true;
}
/**
* FIXME: This should be done as a DataUpdate
*
* Sets up appropriate entries in the uc_campaigns table for each Campaign
* Acts everytime a page in the NS_CAMPAIGN namespace is saved
*
* @param WikiPage $wikiPage
* @param User $user
* @param Content $content
* @param string $summary
* @param bool $isMinor
* @param bool $isWatch
* @param string $section
* @param int $flags
* @param Revision $revision
* @param Status $status
* @param int $baseRevId
*
* @return bool
*/
public static function onPageContentSaveComplete(
WikiPage $wikiPage, $user, $content, $summary, $isMinor, $isWatch,
$section, $flags, $revision, $status, $baseRevId
) {
if ( !$content instanceof CampaignContent ) {
return true;
}
$dbw = wfGetDB( DB_MASTER );
$campaignData = $content->getJsonData();
$insertData = [
'campaign_enabled' => $campaignData['enabled'] ? 1 : 0
];
$success = $dbw->upsert(
'uw_campaigns',
array_merge( [
'campaign_name' => $wikiPage->getTitle()->getDBkey()
], $insertData ),
[ 'campaign_name' ],
$insertData
);
$campaign = new UploadWizardCampaign( $wikiPage->getTitle(), $content->getJsonData() );
$dbw->onTransactionPreCommitOrIdle( function () use ( $campaign ) {
$campaign->invalidateCache();
} );
return $success;
}
/**
* Invalidates the cache for a campaign when any of its dependents are edited. The 'dependents'
* are tracked by entries in the templatelinks table, which are inserted by using the
* PageContentSaveComplete hook.
*
* This is usually run via the Job Queue mechanism.
* @param LinksUpdate &$linksupdate
* @return bool
*/
public static function onLinksUpdateComplete( LinksUpdate &$linksupdate ) {
if ( !$linksupdate->getTitle()->inNamespace( NS_CAMPAIGN ) ) {
return true;
}
$campaign = new UploadWizardCampaign( $linksupdate->getTitle() );
$campaign->invalidateCache();
return true;
}
/**
* Deletes entries from uc_campaigns table when a Campaign is deleted
* @param Article $article
* @param User $user
* @param string $reason
* @param int $id
* @param Content $content
* @param ManualLogEntry $logEntry
* @return bool
*/
public static function onArticleDeleteComplete(
$article, $user, $reason, $id, $content, $logEntry
) {
if ( !$article->getTitle()->inNamespace( NS_CAMPAIGN ) ) {
return true;
}
$dbw = wfGetDB( DB_MASTER );
$dbw->onTransactionPreCommitOrIdle( function () use ( $dbw, $article ) {
$dbw->delete(
'uw_campaigns',
[ 'campaign_name' => $article->getTitle()->getDBKey() ]
);
} );
return true;
}
/**
* Update campaign names when the Campaign page moves
* @param Title $oldTitle
* @param Title $newTitle
* @param User $user
* @param int $pageid
* @param int $redirid
* @return bool
*/
public static function onTitleMoveComplete(
Title $oldTitle, Title $newTitle, $user, $pageid, $redirid
) {
if ( !$oldTitle->inNamespace( NS_CAMPAIGN ) ) {
return true;
}
$dbw = wfGetDB( DB_MASTER );
$success = $dbw->update(
'uw_campaigns',
[ 'campaign_name' => $newTitle->getDBKey() ],
[ 'campaign_name' => $oldTitle->getDBKey() ]
);
return $success;
}
/**
* Declares JSON as the code editor language for Campaign: pages.
* This hook only runs if the CodeEditor extension is enabled.
* @param Title $title
* @param string &$lang Page language.
* @return bool
*/
public static function onCodeEditorGetPageLanguage( $title, &$lang ) {
if ( $title->inNamespace( NS_CAMPAIGN ) ) {
$lang = 'json';
}
return true;
}
/**
* Validates that the revised contents are valid JSON.
* If not valid, rejects edit with error message.
* @param IContextSource $context
* @param Content $content
* @param Status $status
* @param string $summary
* @param User $user
* @param bool $minoredit
* @return true
*/
public static function onEditFilterMergedContent( $context, $content, $status, $summary,
$user, $minoredit
) {
if ( !$context->getTitle()->inNamespace( NS_CAMPAIGN )
|| !$content instanceof CampaignContent
) {
return true;
}
try {
$content->validate();
} catch ( JsonSchemaException $e ) {
$status->fatal( $context->msg( $e->getCode(), $e->args ) );
}
return true;
}
}
|
