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Trnki in dogodki

XOOPS ponuja kljuke in dogodke kot razširitvene točke, ki modulom omogočajo interakcijo z osnovno funkcionalnostjo in med seboj brez neposrednih odvisnosti.

VidikKljukeDogodki
NamenSpremeni behavior/dataOdziv na dogodke
VrnitevLahko vrne spremenjene podatkeObičajno nično
ČasBefore/during dejanjePo akciji
VzorecVeriga filtraObserver/pub-sub
// Register a hook in xoops_version.php
$modversion['hooks'][] = [
'name' => 'user.profile.display',
'callback' => 'mymodule_hook_user_profile',
'priority' => 10,
];
include/hooks.php
function mymodule_hook_user_profile(array $data): array
{
$userId = $data['user_id'];
// Add custom profile fields
$data['fields']['reputation'] = mymodule_get_user_reputation($userId);
$data['fields']['badges'] = mymodule_get_user_badges($userId);
return $data;
}
Ime kljukePodatkiOpis
user.profile.displayNiz uporabniških podatkovSpremeni prikaz profila
content.renderVsebina HTMLFiltriraj izpis vsebine
form.submitPodatki obrazcaValidate/modify podatki obrazca
search.resultsNiz rezultatovFiltriraj rezultate iskanja
menu.mainElementi menijaSpremeni glavni meni
// In your module code
$eventHandler = xoops_getHandler('event');
$eventHandler->trigger('mymodule.article.created', [
'article_id' => $article->id(),
'author_id' => $article->authorId(),
'title' => $article->title(),
]);
class/Preload.php
class MyModulePreload extends \Xmf\Module\Helper\AbstractHelper
{
public function eventMymoduleArticleCreated(array $args): void
{
$articleId = $args['article_id'];
// Notify subscribers
$this->notifyNewArticle($articleId);
}
public function eventUserLogin(array $args): void
{
$userId = $args['userid'];
// Update last login for module
$this->updateUserActivity($userId);
}
}
// Header/Footer
public function eventCoreHeaderStart(array $args): void {}
public function eventCoreHeaderEnd(array $args): void {}
public function eventCoreFooterStart(array $args): void {}
public function eventCoreFooterEnd(array $args): void {}
// Includes
public function eventCoreIncludeCommonStart(array $args): void {}
public function eventCoreIncludeCommonEnd(array $args): void {}
// Exceptions
public function eventCoreException(array $args): void {}
public function eventUserLogin(array $args): void {}
public function eventUserLogout(array $args): void {}
public function eventUserRegister(array $args): void {}
public function eventUserActivate(array $args): void {}
public function eventUserDelete(array $args): void {}
public function eventSystemModuleInstall(array $args): void {}
public function eventSystemModuleUninstall(array $args): void {}
public function eventSystemModuleUpdate(array $args): void {}
public function eventSystemModuleActivate(array $args): void {}
public function eventSystemModuleDeactivate(array $args): void {}
// Define event constants
class ArticleEvents
{
public const CREATED = 'mymodule.article.created';
public const UPDATED = 'mymodule.article.updated';
public const DELETED = 'mymodule.article.deleted';
public const PUBLISHED = 'mymodule.article.published';
}
class ArticleService
{
public function publish(Article $article): void
{
$article->publish();
$this->repository->save($article);
// Trigger event
$GLOBALS['xoopsPreload']->triggerEvent(
ArticleEvents::PUBLISHED,
['article' => $article]
);
}
}
// In another module's Preload.php
public function eventMymoduleArticlePublished(array $args): void
{
$article = $args['article'];
// Index for search
$this->searchIndexer->index($article);
// Update sitemap
$this->sitemapGenerator->addUrl($article->url());
}
  1. Uporabite posebna imena - oblika module.entity.action
  2. Pass Minimal Data – Samo tisto, kar poslušalci potrebujejo
  3. Dokumentiraj dogodke - Seznam dogodkov v dokumentih modula
  4. Izogibajte se stranskim učinkom – Poslušalci naj bodo osredotočeni
  5. Obravnavajte napake - Ne dovolite, da bi napake poslušalcev prekinile tok
  • Event-System - Podrobna dokumentacija dogodkov
  • ../03-Module-Development/Module-Development - Razvoj modula
  • ../07-XOOPS-4.0/Implementation-Guides/Event-System-Guide - PSR-14 dogodkov