LocaleSubscriber::getCurrentLanguage() - Code Metrics - Inspection of "Course: Apply user language if course allows it -..." - chamilo/chamilo-lms - Measure and Improve Code Quality continuously with Scrutinizer

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Pull Request — master (#6264)

unknown

created 2025-05-03 02:55 UTC

LocaleSubscriber::getCurrentLanguage() C

↳ Parent: LocaleSubscriber

Complexity

Conditions	13
Paths	224

Size

Total Lines	56
Code Lines	30

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	13
eloc	30
nc	224
nop	1
dl	0
loc	56
rs	5.4833
c	0
b	0
f	0

How to fix Long Method Complexity

<?php

declare(strict_types=1);

/* For licensing terms, see /license.txt */

namespace Chamilo\CoreBundle\EventSubscriber;

use Chamilo\CoreBundle\Entity\Course;
use Chamilo\CoreBundle\Settings\SettingsManager;
use Chamilo\CourseBundle\Settings\SettingsCourseManager;
use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpKernel\Event\RequestEvent;
use Symfony\Component\HttpKernel\KernelEvents;

/**
 * Handles locale selection based on platform, user, and course settings.
 */
class LocaleSubscriber implements EventSubscriberInterface
{
    public function __construct(
        private string $defaultLocale,
        private SettingsManager $settingsManager,
        private ParameterBagInterface $parameterBag,
        private SettingsCourseManager $courseSettingsManager
    ) {
    }

    public function onKernelRequest(RequestEvent $event): void
    {
        $request = $event->getRequest();

        $installed = $this->parameterBag->has('installed') && 1 === (int) $this->parameterBag->get('installed');
        if (!$installed || !$request->hasSession()) {
            return;
        }

        $sessionHandler = $request->getSession();

        // Override locale if forced via ?_locale=xx
        if ($attrLocale = $request->query->get('_locale')) {
            $sessionHandler->set('_selected_locale', $attrLocale);
        }

        // Determine locale based on priority logic
        $locale = $this->getCurrentLanguage($request);

        // Apply locale to request and session
        $request->setLocale($locale);
        $sessionHandler->set('_locale', $locale);
    }

    public function getCurrentLanguage(Request $request): string
    {
        $sessionHandler = $request->getSession();
        $localeList = [];

        // 1. Platform default locale
        if ($platformLocale = $this->settingsManager->getSetting('language.platform_language')) {
            $localeList['platform_lang'] = $platformLocale;
        }

        // 2. User profile locale from session
        if ($userLocale = $sessionHandler->get('_locale_user')) {
            $localeList['user_profil_lang'] = $userLocale;
        }

        // 3. Course locale or user locale if course allows user language
        $course = $sessionHandler->get('course');
        if ($course instanceof Course) {
            $userLocale = $localeList['user_profil_lang'] ?? null;
            $courseLocale = $course->getCourseLanguage();

            $this->courseSettingsManager->setCourse($course);
            if ($this->courseSettingsManager->getCourseSettingValue('show_course_in_user_language') === '1' && $userLocale) {
                $localeList['course_lang'] = $userLocale;
            } elseif ($courseLocale) {
                $localeList['course_lang'] = $courseLocale;
            }
        }

        // 4. Locale selected manually via URL
        if ($localeFromUrl = $sessionHandler->get('_selected_locale')) {
            $localeList['user_selected_lang'] = $localeFromUrl;
        }

        // 5. Resolve locale based on configured language priorities
        foreach ([
                     'language_priority_1',
                     'language_priority_2',
                     'language_priority_3',
                     'language_priority_4',
                 ] as $settingKey) {
            $priority = $this->settingsManager->getSetting("language.$settingKey");
            if (!empty($priority) && !empty($localeList[$priority])) {
                return $localeList[$priority];
            }
        }

        // 6. Fallback order if priorities are not defined
        foreach (['platform_lang', 'user_profil_lang', 'course_lang', 'user_selected_lang'] as $key) {
            if (!empty($localeList[$key])) {
                return $localeList[$key];
            }
        }

        // 7. Final fallback to system default
        return $this->defaultLocale;
    }

    public static function getSubscribedEvents(): array
    {
        return [
            // must be registered before the default Locale listener
            KernelEvents::REQUEST => [['onKernelRequest', 20]],
        ];
    }
}


1			<?php
2
3			declare(strict_types=1);
4
5			/* For licensing terms, see /license.txt */
6
7			namespace Chamilo\CoreBundle\EventSubscriber;
8
9			use Chamilo\CoreBundle\Entity\Course;
10			use Chamilo\CoreBundle\Settings\SettingsManager;
11			use Chamilo\CourseBundle\Settings\SettingsCourseManager;
12			use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
13			use Symfony\Component\EventDispatcher\EventSubscriberInterface;
14			use Symfony\Component\HttpFoundation\Request;
15			use Symfony\Component\HttpKernel\Event\RequestEvent;
16			use Symfony\Component\HttpKernel\KernelEvents;
17
18			/**
19			* Handles locale selection based on platform, user, and course settings.
20			*/
21			class LocaleSubscriber implements EventSubscriberInterface
22			{
23			public function __construct(
24			private string $defaultLocale,
25			private SettingsManager $settingsManager,
26			private ParameterBagInterface $parameterBag,
27			private SettingsCourseManager $courseSettingsManager
28			) {
29			}
30
31			public function onKernelRequest(RequestEvent $event): void
32			{
33			$request = $event->getRequest();
34
35			$installed = $this->parameterBag->has('installed') && 1 === (int) $this->parameterBag->get('installed');
36			if (!$installed \|\| !$request->hasSession()) {
37			return;
38			}
39
40			$sessionHandler = $request->getSession();
41
42			// Override locale if forced via ?_locale=xx
43			if ($attrLocale = $request->query->get('_locale')) {
44			$sessionHandler->set('_selected_locale', $attrLocale);
45			}
46
47			// Determine locale based on priority logic
48			$locale = $this->getCurrentLanguage($request);
49
50			// Apply locale to request and session
51			$request->setLocale($locale);
52			$sessionHandler->set('_locale', $locale);
53			}
54
55			public function getCurrentLanguage(Request $request): string
56			{
57			$sessionHandler = $request->getSession();
58			$localeList = [];
59
60			// 1. Platform default locale
61			if ($platformLocale = $this->settingsManager->getSetting('language.platform_language')) {
62			$localeList['platform_lang'] = $platformLocale;
63			}
64
65			// 2. User profile locale from session
66			if ($userLocale = $sessionHandler->get('_locale_user')) {
67			$localeList['user_profil_lang'] = $userLocale;
68			}
69
70			// 3. Course locale or user locale if course allows user language
71			$course = $sessionHandler->get('course');
72			if ($course instanceof Course) {
73			$userLocale = $localeList['user_profil_lang'] ?? null;
74			$courseLocale = $course->getCourseLanguage();
75
76			$this->courseSettingsManager->setCourse($course);
77			if ($this->courseSettingsManager->getCourseSettingValue('show_course_in_user_language') === '1' && $userLocale) {
78			$localeList['course_lang'] = $userLocale;
79			} elseif ($courseLocale) {
80			$localeList['course_lang'] = $courseLocale;
81			}
82			}
83
84			// 4. Locale selected manually via URL
85			if ($localeFromUrl = $sessionHandler->get('_selected_locale')) {
86			$localeList['user_selected_lang'] = $localeFromUrl;
87			}
88
89			// 5. Resolve locale based on configured language priorities
90			foreach ([
91			'language_priority_1',
92			'language_priority_2',
93			'language_priority_3',
94			'language_priority_4',
95			] as $settingKey) {
96			$priority = $this->settingsManager->getSetting("language.$settingKey");
97			if (!empty($priority) && !empty($localeList[$priority])) {
98			return $localeList[$priority];
99			}
100			}
101
102			// 6. Fallback order if priorities are not defined
103			foreach (['platform_lang', 'user_profil_lang', 'course_lang', 'user_selected_lang'] as $key) {
104			if (!empty($localeList[$key])) {
105			return $localeList[$key];
106			}
107			}
108
109			// 7. Final fallback to system default
110			return $this->defaultLocale;
111			}
112
113			public static function getSubscribedEvents(): array
114			{
115			return [
116			// must be registered before the default Locale listener
117			KernelEvents::REQUEST => [['onKernelRequest', 20]],
118			];
119			}
120			}
121

chamilo / chamilo-lms

Pull Request — master (#6264)

LocaleSubscriber::getCurrentLanguage() C

Complexity

Size

Duplication

Importance

How to fix Long Method Complexity

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