DavideCasiraghi\LaravelEventsCalendar\Http\Controllers\EventController

Complexity

Total Complexity

54

Size/Duplication

Total Lines	752
Duplicated Lines	0 %

Test Coverage

Coverage

86.36%

Importance

Changes	57
Bugs	14	Features	18

20 Methods

Rating	Name	Duplication	Size	Complexity
A	reportMisuse()	0	39	1
A	setEventRepeatFields()	0	30	5
A	getCreatorEmail()	0	10	1
A	eventsValidator()	0	38	3
A	eventBySlugAndRepetition()	0	11	2
A	mailToOrganizer()	0	22	1
A	mailToOrganizerSent()	0	3	1
B	edit()	0	43	8
A	update()	0	12	2
A	eventBySlug()	0	6	1
A	calculateMonthlySelectOptions()	0	68	3
A	destroy()	0	10	1
A	store()	0	14	2
A	saveEventRepetitions()	0	58	5
A	show()	0	32	2
A	create()	0	24	1
A	__construct()	0	3	1
A	reportMisuseThankyou()	0	3	1
B	saveOnDb()	0	79	8
A	index()	0	48	5

<?php

namespace DavideCasiraghi\LaravelEventsCalendar\Http\Controllers;

use DavideCasiraghi\LaravelEventsCalendar\Facades\LaravelEventsCalendar;
use DavideCasiraghi\LaravelEventsCalendar\Mail\ContactOrganizer;
use DavideCasiraghi\LaravelEventsCalendar\Mail\ReportMisuse;
use DavideCasiraghi\LaravelEventsCalendar\Models\Continent;
use DavideCasiraghi\LaravelEventsCalendar\Models\Country;
use DavideCasiraghi\LaravelEventsCalendar\Models\Event;
use DavideCasiraghi\LaravelEventsCalendar\Models\EventCategory;
use DavideCasiraghi\LaravelEventsCalendar\Models\EventRepetition;
use DavideCasiraghi\LaravelEventsCalendar\Models\EventVenue;
use DavideCasiraghi\LaravelEventsCalendar\Models\Organizer;
use DavideCasiraghi\LaravelEventsCalendar\Models\Region;
use DavideCasiraghi\LaravelEventsCalendar\Models\Teacher;
use Illuminate\Foundation\Auth\User;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Mail;
use Illuminate\Support\Str;
use Illuminate\Validation\Rule;
use Validator;

/**
 * @method static string getReportMisuseReasonDescription(integer $request->reason)  Return a string that describe the report misuse reason
 * @method static string getRepetitionTextString(collection $event, collection $firstRpDates)  Return a string that describe repetition kind in the event show view.
 * @method static string getCollectionIdsSeparatedByComma(iterable $event->teachers)  Return a string with the list of the collection id separated by comma.
 * @method static integer weekdayNumberOfMonth(string $date, string $dayOfWeekValue)  GET number of the specified weekday in this month (1 for the first).
 * @method static integer dayOfMonthFromTheEnd(integer $unixTimestamp) GET number of day from the end of the month.
 * @method static string getStringFromArraySeparatedByComma(iterable $items)  It returns a string that is composed by the array values separated by a comma.
 */
class EventController extends Controller
{
    /***************************************************************************/
    /* Restrict the access to this resource just to logged in users except show view */
    public function __construct()
    {
        $this->middleware('auth', ['except' => ['show', 'reportMisuse', 'reportMisuseThankyou', 'mailToOrganizer', 'mailToOrganizerSent', 'eventBySlug', 'eventBySlugAndRepetition', 'EventsListByCountry', 'calculateMonthlySelectOptions']]);
    }

    /***************************************************************************/

    /**
     * Display a listing of the resource.
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\View\View
     */
    public function index(Request $request)
    {
        // To show just the events created by the the user - If admin or super admin is set to null show all the events
        $authorUserId = ($this->getLoggedAuthorId()) ? $this->getLoggedAuthorId() : null; // if is 0 (super admin or admin) it's setted to null to avoid include it in the query

        $eventCategories = EventCategory::listsTranslations('name')->orderBy('name')->pluck('name', 'id');
        $countries = Country::orderBy('name')->pluck('name', 'id');
        $venues = EventVenue::pluck('country_id', 'id');

        $searchKeywords = $request->input('keywords');
        $searchCategory = $request->input('category_id');
        $searchCountry = $request->input('country_id');

        if ($searchKeywords || $searchCategory || $searchCountry) {
            $events = Event::
                // Show only the events owned by the user, if the user is an admin or super admin show all the events
                when(isset($authorUserId), function ($query, $authorUserId) {
                    return $query->where('created_by', $authorUserId);
                })
                ->when($searchKeywords, function ($query, $searchKeywords) {
                    return $query->where('title', $searchKeywords)->orWhere('title', 'like', '%'.$searchKeywords.'%');
                })
                ->when($searchCategory, function ($query, $searchCategory) {
                    return $query->where('category_id', '=', $searchCategory);
                })
                ->when($searchCountry, function ($query, $searchCountry) {
                    return $query->join('event_venues', 'events.venue_id', '=', 'event_venues.id')->where('event_venues.country_id', '=', $searchCountry);
                })
                ->select('*', 'events.id as id', 'events.slug as slug', 'events.image as image') // To keep in the join the id of the Events table - https://stackoverflow.com/questions/28062308/laravel-eloquent-getting-id-field-of-joined-tables-in-eloquent
                ->paginate(20);

        //dd($events);
        } else {
            $events = Event::latest()
                ->when($authorUserId, function ($query, $authorUserId) {
                    return $query->where('created_by', $authorUserId);
                })
                ->paginate(20);
        }

        return view('laravel-events-calendar::events.index', compact('events'))
            ->with('i', (request()->input('page', 1) - 1) * 20)
            ->with('eventCategories', $eventCategories)
            ->with('countries', $countries)
            ->with('venues', $venues)
            ->with('searchKeywords', $searchKeywords)
            ->with('searchCategory', $searchCategory)
            ->with('searchCountry', $searchCountry);
    }

    /***************************************************************************/

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\View\View
     */
    public function create()
    {
        $authorUserId = $this->getLoggedAuthorId();

        $eventCategories = EventCategory::listsTranslations('name')->orderBy('name')->pluck('name', 'id');
        $users = User::orderBy('name')->pluck('name', 'id');
        $teachers = Teacher::orderBy('name')->pluck('name', 'id');
        $organizers = Organizer::orderBy('name')->pluck('name', 'id');
        //$venues = EventVenue::pluck('name', 'id');
        $venues = DB::table('event_venues')
                ->select('id', 'name', 'city')->orderBy('name')->get();

        $dateTime = [];
        $dateTime['repeatUntil'] = null;
        $dateTime['multipleDates'] = null;

        return view('laravel-events-calendar::events.create')
            ->with('eventCategories', $eventCategories)
            ->with('users', $users)
            ->with('teachers', $teachers)
            ->with('organizers', $organizers)
            ->with('venues', $venues)
            ->with('dateTime', $dateTime)
            ->with('authorUserId', $authorUserId);
    }

    /***************************************************************************/

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\RedirectResponse
     */
    public function store(Request $request)
    {
        // Validate form datas
        $validator = $this->eventsValidator($request);
        if ($validator->fails()) {
            //dd($validator->failed());
            return back()->withErrors($validator)->withInput();
        }

        $event = new Event();
        $this->saveOnDb($request, $event);

        return redirect()->route('events.index')
                        ->with('success', __('laravel-events-calendar::messages.event_added_successfully'));
    }

    /***************************************************************************/

    /**
     * Display the specified resource.
     *
     * @param  \DavideCasiraghi\LaravelEventsCalendar\Models\Event  $event
     * @param  \DavideCasiraghi\LaravelEventsCalendar\Models\EventRepetition $firstRpDates
     * @return \Illuminate\View\View
     */
    public function show(Event $event, EventRepetition $firstRpDates)
    {
        //dd($firstRpDates);
        $category = EventCategory::find($event->category_id);
        $teachers = $event->teachers()->get();
        $organizers = $event->organizers()->get();

        $venue = DB::table('event_venues')
                ->select('id', 'name', 'city', 'address', 'zip_code', 'country_id', 'region_id', 'description', 'website', 'extra_info')
                ->where('id', $event->venue_id)
                ->first();

        $country = Country::find($venue->country_id);
        $region = Region::listsTranslations('name')->find($venue->region_id);
        $continent = Continent::find($country->continent_id);

        $repetition_text = LaravelEventsCalendar::getRepetitionTextString($event, $firstRpDates);

The method getRepetitionTextString() does not exist on DavideCasiraghi\LaravelEventsCalendar\Facades\LaravelEventsCalendar. Since you implemented __callStatic, consider adding a @method annotation.

        // True if the repetition start and end on the same day
        $sameDateStartEnd = ((date('Y-m-d', strtotime($firstRpDates->start_repeat))) == (date('Y-m-d', strtotime($firstRpDates->end_repeat)))) ? 1 : 0;

        return view('laravel-events-calendar::events.show', compact('event'))
                ->with('category', $category)
                ->with('teachers', $teachers)
                ->with('organizers', $organizers)
                ->with('venue', $venue)
                ->with('country', $country)
                ->with('region', $region)
                ->with('continent', $continent)
                ->with('datesTimes', $firstRpDates)
                ->with('repetition_text', $repetition_text)
                ->with('sameDateStartEnd', $sameDateStartEnd);
    }

    /***************************************************************************/

    /**
     * Show the form for editing the specified resource.
     *
     * @param  \DavideCasiraghi\LaravelEventsCalendar\Models\Event  $event
     * @return \Illuminate\Http\RedirectResponse | \Illuminate\View\View
     */
    public function edit(Event $event)
    {
        //if (Auth::user()->id == $event->created_by || Auth::user()->isSuperAdmin() || Auth::user()->isAdmin()) {
        if (Auth::user()->id == $event->created_by || Auth::user()->group == 1 || Auth::user()->group == 2) {

Accessing id on the interface Illuminate\Contracts\Auth\Authenticatable suggest that you code against a concrete implementation. How about adding an instanceof check?

Accessing group on the interface Illuminate\Contracts\Auth\Authenticatable suggest that you code against a concrete implementation. How about adding an instanceof check?

            $authorUserId = $this->getLoggedAuthorId();

            //$eventCategories = EventCategory::pluck('name', 'id');  // removed because was braking the tests
            $eventCategories = EventCategory::listsTranslations('name')->orderBy('name')->pluck('name', 'id');

            $users = User::orderBy('name')->pluck('name', 'id');
            $teachers = Teacher::orderBy('name')->pluck('name', 'id');
            $organizers = Organizer::orderBy('name')->pluck('name', 'id');
            $venues = DB::table('event_venues')
                    ->select('id', 'name', 'address', 'city')->orderBy('name')->get();

            $eventFirstRepetition = DB::table('event_repetitions')
                    ->select('id', 'start_repeat', 'end_repeat')
                    ->where('event_id', '=', $event->id)
                    ->first();

            $dateTime = [];
            $dateTime['dateStart'] = (isset($eventFirstRepetition->start_repeat)) ? date('d/m/Y', strtotime($eventFirstRepetition->start_repeat)) : '';
            $dateTime['dateEnd'] = (isset($eventFirstRepetition->end_repeat)) ? date('d/m/Y', strtotime($eventFirstRepetition->end_repeat)) : '';
            $dateTime['timeStart'] = (isset($eventFirstRepetition->start_repeat)) ? date('g:i A', strtotime($eventFirstRepetition->start_repeat)) : '';
            $dateTime['timeEnd'] = (isset($eventFirstRepetition->end_repeat)) ? date('g:i A', strtotime($eventFirstRepetition->end_repeat)) : '';
            $dateTime['repeatUntil'] = date('d/m/Y', strtotime($event->repeat_until));
            $dateTime['multipleDates'] = $event->multiple_dates;

            $multiple_teachers = LaravelEventsCalendar::getCollectionIdsSeparatedByComma($event->teachers);

The method getCollectionIdsSeparatedByComma() does not exist on DavideCasiraghi\LaravelEventsCalendar\Facades\LaravelEventsCalendar. Since you implemented __callStatic, consider adding a @method annotation.

            $multiple_organizers = LaravelEventsCalendar::getCollectionIdsSeparatedByComma($event->organizers);

            return view('laravel-events-calendar::events.edit', compact('event'))
                        ->with('eventCategories', $eventCategories)
                        ->with('users', $users)
                        ->with('teachers', $teachers)
                        ->with('multiple_teachers', $multiple_teachers)
                        ->with('organizers', $organizers)
                        ->with('multiple_organizers', $multiple_organizers)
                        ->with('venues', $venues)
                        ->with('dateTime', $dateTime)
                        ->with('authorUserId', $authorUserId);
        } else {
            return redirect()->route('home')->with('message', __('auth.not_allowed_to_access'));
        }
    }

    /***************************************************************************/

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \DavideCasiraghi\LaravelEventsCalendar\Models\Event  $event
     * @return \Illuminate\Http\RedirectResponse
     */
    public function update(Request $request, Event $event)
    {
        // Validate form datas
        $validator = $this->eventsValidator($request);
        if ($validator->fails()) {
            return back()->withErrors($validator)->withInput();
        }

        $this->saveOnDb($request, $event);

        return redirect()->route('events.index')
                        ->with('success', __('laravel-events-calendar::messages.event_updated_successfully'));
    }

    /***************************************************************************/

    /**
     * Remove the specified resource from storage.
     *
     * @param  \DavideCasiraghi\LaravelEventsCalendar\Models\Event  $event
     * @return \Illuminate\Http\RedirectResponse
     */
    public function destroy(Event $event)
    {
        DB::table('event_repetitions')
                ->where('event_id', $event->id)
                ->delete();

        $event->delete();

        return redirect()->route('events.index')
                        ->with('success', __('laravel-events-calendar::messages.event_deleted_successfully'));
    }

    /***************************************************************************/

    /**
     * To save event repetitions for create and update methods.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $eventId
     * @return void
     */
    public function saveEventRepetitions(Request $request, int $eventId)
    {
        EventRepetition::deletePreviousRepetitions($eventId);

        // Saving repetitions - If it's a single event will be stored with just one repetition
        //$timeStart = date('H:i:s', strtotime($request->get('time_start')));
        //$timeEnd = date('H:i:s', strtotime($request->get('time_end')));
        //$timeStart = $request->get('time_start');
        //$timeEnd = $request->get('time_end');
        $timeStart = date('H:i', strtotime($request->get('time_start')));
        $timeEnd = date('H:i', strtotime($request->get('time_end')));

        switch ($request->get('repeat_type')) {
                case '1':  // noRepeat
                    $eventRepetition = new EventRepetition();
                    $eventRepetition->event_id = $eventId;

                    $dateStart = implode('-', array_reverse(explode('/', $request->get('startDate'))));
                    $dateEnd = implode('-', array_reverse(explode('/', $request->get('endDate'))));

                    $eventRepetition->start_repeat = $dateStart.' '.$timeStart;
                    $eventRepetition->end_repeat = $dateEnd.' '.$timeEnd;
                    $eventRepetition->save();

                    break;

                case '2':   // repeatWeekly
                    // Convert the start date in a format that can be used for strtotime
                        $startDate = implode('-', array_reverse(explode('/', $request->get('startDate'))));

                    // Calculate repeat until day
                        $repeatUntilDate = implode('-', array_reverse(explode('/', $request->get('repeat_until'))));
                        EventRepetition::saveWeeklyRepeatDates($eventId, $request->get('repeat_weekly_on_day'), $startDate, $repeatUntilDate, $timeStart, $timeEnd);

It seems like $request->get('repeat_weekly_on_day') can also be of type null; however, parameter $weekDays of DavideCasiraghi\LaravelEventsCalendar\Models\EventRepetition::saveWeeklyRepeatDates() does only seem to accept array, maybe add an additional type check?

                    break;

                case '3':  //repeatMonthly
                    // Same of repeatWeekly
                        $startDate = implode('-', array_reverse(explode('/', $request->get('startDate'))));
                        $repeatUntilDate = implode('-', array_reverse(explode('/', $request->get('repeat_until'))));

                    // Get the array with month repeat details
                        $monthRepeatDatas = explode('|', $request->get('on_monthly_kind'));
                        //dump("pp_1");
                        EventRepetition::saveMonthlyRepeatDates($eventId, $monthRepeatDatas, $startDate, $repeatUntilDate, $timeStart, $timeEnd);

                    break;

                case '4':  //repeatMultipleDays
                    // Same of repeatWeekly
                        $startDate = implode('-', array_reverse(explode('/', $request->get('startDate'))));

                    // Get the array with single day repeat details
                        $singleDaysRepeatDatas = explode(',', $request->get('multiple_dates'));

                        EventRepetition::saveMultipleRepeatDates($eventId, $singleDaysRepeatDatas, $startDate, $timeStart, $timeEnd);

                    break;
            }
    }

    /***************************************************************************/

    /**
     * Send the Misuse mail.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\RedirectResponse
     */
    public function reportMisuse(Request $request)
    {
        $report = [];

        //$report['senderEmail'] = 'noreply@globalcicalendar.com';
        $report['senderEmail'] = $request->user_email;
        $report['senderName'] = 'Anonymus User';
        $report['subject'] = 'Report misuse form';
        //$report['adminEmail'] = env('ADMIN_MAIL');
        $report['creatorEmail'] = $this->getCreatorEmail($request->created_by);

        $report['message_misuse'] = $request->message_misuse;
        $report['event_title'] = $request->event_title;
        $report['event_id'] = $request->event_id;
        $report['event_slug'] = $request->slug;

        $report['reason'] = LaravelEventsCalendar::getReportMisuseReasonDescription($request->reason);

The method getReportMisuseReasonDescription() does not exist on DavideCasiraghi\LaravelEventsCalendar\Facades\LaravelEventsCalendar. Since you implemented __callStatic, consider adding a @method annotation.

        /*
                switch ($request->reason) {
                    case '1':
                        $report['reason'] = 'Not about Contact Improvisation';
                        break;
                    case '2':
                        $report['reason'] = 'Contains wrong informations';
                        break;
                    case '3':
                        $report['reason'] = 'It is not translated in english';
                        break;
                    case '4':
                        $report['reason'] = 'Other (specify in the message)';
                        break;
                }
        */

        //Mail::to($request->user())->send(new ReportMisuse($report));
        Mail::to(env('ADMIN_MAIL'))->send(new ReportMisuse($report));

        return redirect()->route('events.misuse-thankyou');
    }

    /***************************************************************************/

    /**
     * Send the mail to the Organizer (from the event modal in the event show view).
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\RedirectResponse
     */
    public function mailToOrganizer(Request $request)
    {
        $message = [];
        $message['senderEmail'] = $request->user_email;
        $message['senderName'] = $request->user_name;
        $message['subject'] = 'Request from the Global CI Calendar';
        //$message['emailTo'] = $organizersEmails;

        $message['message'] = $request->message;
        $message['event_title'] = $request->event_title;
        $message['event_id'] = $request->event_id;
        $message['event_slug'] = $request->slug;

        /*
        $eventOrganizers = Event::find($request->event_id)->organizers;
        foreach ($eventOrganizers as $eventOrganizer) {
            Mail::to($eventOrganizer->email)->send(new ContactOrganizer($message));
        }*/

        Mail::to($request->contact_email)->send(new ContactOrganizer($message));

        return redirect()->route('events.organizer-sent');
    }

    /***************************************************************************/

    /**
     * Display the thank you view after the mail to the organizer is sent (called by /mailToOrganizer/sent route).
     *
     * @return \Illuminate\View\View
     */
    public function mailToOrganizerSent()
    {
        return view('laravel-events-calendar::emails.contact.organizer-sent');
    }

    /***************************************************************************/

    /**
     * Display the thank you view after the misuse report mail is sent (called by /misuse/thankyou route).
     *
     * @return \Illuminate\View\View
     */
    public function reportMisuseThankyou()
    {
        return view('laravel-events-calendar::emails.report-thankyou');
    }

    /***************************************************************************/

    /**
     * Set the Event attributes about repeating before store or update (repeat until field and multiple days).
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \DavideCasiraghi\LaravelEventsCalendar\Models\Event  $event
     * @return \DavideCasiraghi\LaravelEventsCalendar\Models\Event  $event
     */
    public function setEventRepeatFields(Request $request, Event $event)
    {
        // Set Repeat Until
        $event->repeat_type = $request->get('repeat_type');
        if ($request->get('repeat_until')) {
            $dateRepeatUntil = implode('-', array_reverse(explode('/', $request->get('repeat_until'))));
            $event->repeat_until = $dateRepeatUntil.' 00:00:00';
        }

        // Weekely - Set multiple week days
        if ($request->get('repeat_weekly_on_day')) {
            $repeat_weekly_on_day = $request->get('repeat_weekly_on_day');
            //dd($repeat_weekly_on_day);
            $i = 0;
            $len = count($repeat_weekly_on_day); // to put "," to all items except the last
            $event->repeat_weekly_on = '';
            foreach ($repeat_weekly_on_day as $key => $weeek_day) {
                $event->repeat_weekly_on .= $weeek_day;
                if ($i != $len - 1) {  // not last
                    $event->repeat_weekly_on .= ',';
                }
                $i++;
            }
        }

        // Monthly

        /* $event->repeat_type = $request->get('repeat_monthly_on');*/

        return $event;
    }

    /***************************************************************************/

    /**
     * Return the HTML of the monthly select dropdown - inspired by - https://www.theindychannel.com/calendar
     * - Used by the AJAX in the event repeat view -
     * - The HTML contain a <select></select> with four <options></options>.
     *
     * @param  \Illuminate\Http\Request  $request  - Just the day
     * @return string
     */
    public function calculateMonthlySelectOptions(Request $request)
    {
        $monthlySelectOptions = [];
        $date = implode('-', array_reverse(explode('/', $request->day)));  // Our YYYY-MM-DD date string
        $unixTimestamp = strtotime($date);  // Convert the date string into a unix timestamp.
        $dayOfWeekString = date('l', $unixTimestamp); // Monday | Tuesday | Wednesday | ..

        // Same day number - eg. "the 28th day of the month"
        $dateArray = explode('/', $request->day);
        $dayNumber = ltrim($dateArray[0], '0'); // remove the 0 in front of a day number eg. 02/10/2018

        $format = __('laravel-events-calendar::ordinalDays.the_'.($dayNumber).'_x_of_the_month');
        $repeatText = sprintf($format, 'day');

It seems like $format can also be of type array and array; however, parameter $format of sprintf() does only seem to accept string, maybe add an additional type check?

        array_push($monthlySelectOptions, [
            'value' => '0|'.$dayNumber,
            'text' => $repeatText,
        ]);

        // Same weekday/week of the month - eg. the "1st Monday" 1|1|1 (first week, monday)
            $dayOfWeekValue = date('N', $unixTimestamp); // 1 (for Monday) through 7 (for Sunday)
            $weekOfTheMonth = LaravelEventsCalendar::weekdayNumberOfMonth($date, $dayOfWeekValue); // 1 | 2 | 3 | 4 | 5

The method weekdayNumberOfMonth() does not exist on DavideCasiraghi\LaravelEventsCalendar\Facades\LaravelEventsCalendar. Since you implemented __callStatic, consider adding a @method annotation.

            $format = __('laravel-events-calendar::ordinalDays.the_'.($weekOfTheMonth).'_x_of_the_month');
        $repeatText = sprintf($format, $dayOfWeekString);

        array_push($monthlySelectOptions, [
            'value' => '1|'.$weekOfTheMonth.'|'.$dayOfWeekValue,
            'text' => $repeatText,
        ]);

        // Same day of the month (from the end) - the 3rd to last day (0 if last day, 1 if 2nd to last day, , 2 if 3rd to last day)
            $dayOfMonthFromTheEnd = LaravelEventsCalendar::dayOfMonthFromTheEnd($unixTimestamp); // 1 | 2 | 3 | 4 | 5

The method dayOfMonthFromTheEnd() does not exist on DavideCasiraghi\LaravelEventsCalendar\Facades\LaravelEventsCalendar. Since you implemented __callStatic, consider adding a @method annotation.

            $format = __('laravel-events-calendar::ordinalDays.the_'.($dayOfMonthFromTheEnd + 1).'_to_last_x_of_the_month');
        $repeatText = sprintf($format, 'day');

        array_push($monthlySelectOptions, [
            'value' => '2|'.$dayOfMonthFromTheEnd,
            'text' => $repeatText,
        ]);

        // Same weekday/week of the month (from the end) - the last Friday - (0 if last Friday, 1 if the 2nd to last Friday, 2 if the 3nd to last Friday)
            $weekOfMonthFromTheEnd = LaravelEventsCalendar::weekOfMonthFromTheEnd($unixTimestamp); // 1 | 2 | 3 | 4 | 5

The method weekOfMonthFromTheEnd() does not exist on DavideCasiraghi\LaravelEventsCalendar\Facades\LaravelEventsCalendar. Since you implemented __callStatic, consider adding a @method annotation.

            if ($weekOfMonthFromTheEnd == 1) {
                $weekValue = 0;
            } else {
                $weekValue = $weekOfMonthFromTheEnd - 1;
            }

        $format = __('laravel-events-calendar::ordinalDays.the_'.($weekOfMonthFromTheEnd).'_to_last_x_of_the_month');
        $repeatText = sprintf($format, $dayOfWeekString);

        array_push($monthlySelectOptions, [
            'value' => '3|'.$weekValue.'|'.$dayOfWeekValue,
            'text' => $repeatText,
        ]);

        // GENERATE the HTML to return
        $selectTitle = __('laravel-events-calendar::general.select_repeat_monthly_kind');
        $onMonthlyKindSelect = "<select name='on_monthly_kind' id='on_monthly_kind' class='selectpicker' title='".$selectTitle."'>";

Are you sure $selectTitle of type array|string can be used in concatenation?

        foreach ($monthlySelectOptions as $key => $monthlySelectOption) {
            $onMonthlyKindSelect .= "<option value='".$monthlySelectOption['value']."'>".$monthlySelectOption['text'].'</option>';
        }
        $onMonthlyKindSelect .= '</select>';

        return $onMonthlyKindSelect;
    }

    // **********************************************************************

    /**
     * Save/Update the record on DB.
     *
     * @param  \Illuminate\Http\Request $request
     * @param  \DavideCasiraghi\LaravelEventsCalendar\Models\Event $event
     * @return void
     */
    public function saveOnDb(Request $request, Event $event)
    {
        //$countries = Country::getCountries();
        $teachers = Teacher::pluck('name', 'id');

        /*$venue = DB::table('event_venues')
                ->select('event_venues.id AS venue_id', 'event_venues.name AS venue_name', 'event_venues.country_id AS country_id', 'event_venues.continent_id', 'event_venues.city')
                ->where('event_venues.id', '=', $request->get('venue_id'))
                ->first();*/

        $event->title = $request->get('title');
        $event->description = clean($request->get('description'));

        if ($request->get('created_by')) {
            $event->created_by = $request->get('created_by');
        }

        if (! $event->slug) {
            $event->slug = Str::slug($event->title, '-').'-'.rand(100000, 1000000);
        }
        $event->category_id = $request->get('category_id');
        $event->venue_id = $request->get('venue_id');
        $event->image = $request->get('image');
        $event->contact_email = $request->get('contact_email');
        $event->website_event_link = $request->get('website_event_link');
        $event->facebook_event_link = $request->get('facebook_event_link');
        $event->status = $request->get('status');
        $event->on_monthly_kind = $request->get('on_monthly_kind');
        $event->multiple_dates = $request->get('multiple_dates');

        // Event teaser image upload
        if ($request->file('image')) {
            $imageFile = $request->file('image');
            $imageName = time().'.'.'jpg';  //$imageName = $teaserImageFile->hashName();
            $imageSubdir = 'events_teaser';
            $imageWidth = 968;
            $thumbWidth = 310;

            $this->uploadImageOnServer($imageFile, $imageName, $imageSubdir, $imageWidth, $thumbWidth);
            $event->image = $imageName;
        } else {
            $event->image = $request->get('image');
        }

        // Support columns for homepage search (we need this to show events in HP with less use of resources)
        $event->sc_teachers_id = json_encode(explode(',', $request->get('multiple_teachers'))); // keep just this SC

        // Multiple teachers - populate support column field
        $event->sc_teachers_names = '';
        if ($request->get('multiple_teachers')) {
            $multiple_teachers = explode(',', $request->get('multiple_teachers'));

            $multiple_teachers_names = [];
            foreach ($multiple_teachers as $key => $teacher_id) {
                $multiple_teachers_names[] = $teachers[$teacher_id];
            }

            $event->sc_teachers_names .= LaravelEventsCalendar::getStringFromArraySeparatedByComma($multiple_teachers_names);

The method getStringFromArraySeparatedByComma() does not exist on DavideCasiraghi\LaravelEventsCalendar\Facades\LaravelEventsCalendar. Since you implemented __callStatic, consider adding a @method annotation.

        }

        // Set the Event attributes about repeating (repeat until field and multiple days)
        $event = $this->setEventRepeatFields($request, $event);

        // Save event and repetitions
        $event->save();
        $this->saveEventRepetitions($request, $event->id);

        // Update multi relationships with teachers and organizers tables.
        if ($request->get('multiple_teachers')) {
            $multiple_teachers = explode(',', $request->get('multiple_teachers'));
            $event->teachers()->sync($multiple_teachers);
        } else {
            $event->teachers()->sync([]);
        }
        if ($request->get('multiple_organizers')) {
            $multiple_organizers = explode(',', $request->get('multiple_organizers'));
            $event->organizers()->sync($multiple_organizers);
        } else {
            $event->organizers()->sync([]);
        }
    }

    /***********************************************************************/

    /**
     * Get creator email.
     *
     * @param  int $created_by
     * @return \Illuminate\Foundation\Auth\User
     */
    public function getCreatorEmail(int $created_by)
    {
        $creatorEmail = DB::table('users')  // Used to send the Report misuse (not in english)
                ->select('email')
                ->where('id', $created_by)
                ->first();

        $ret = $creatorEmail->email;

        return $ret;
    }

    /***************************************************************************/

    /**
     * Return the event by SLUG. (eg. http://websitename.com/event/xxxx).
     *
     * @param  string  $slug
     * @return \Illuminate\View\View
     */
    public function eventBySlug(string $slug)
    {
        $event = Event::where('slug', $slug)->first();
        $firstRpDates = EventRepetition::getFirstEventRpDatesByEventId($event->id);

        return $this->show($event, $firstRpDates);
    }

    /***************************************************************************/

    /**
     * Return the event by SLUG. (eg. http://websitename.com/event/xxxx/300).
     * @param  string $slug
     * @param  int $repetitionId
     * @return \Illuminate\View\View
     */
    public function eventBySlugAndRepetition(string $slug, int $repetitionId)
    {
        $event = Event::where('slug', $slug)->first();
        $firstRpDates = EventRepetition::getFirstEventRpDatesByRepetitionId($repetitionId);

        // If not found get the first repetion of the event in the future.
        if (empty($firstRpDates)) {
            $firstRpDates = EventRepetition::getFirstEventRpDatesByEventId($event->id);
        }

        return $this->show($event, $firstRpDates);
    }

    /***************************************************************************/

    /**
     * Return the Event validator with all the defined constraint.
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function eventsValidator(Request $request)
    {
        $rules = [
            'title' => 'required',
            'description' => 'required',
            'category_id' => 'required',
            'venue_id' => 'required',
            'startDate' => 'required',
            'endDate' => 'required',
            'repeat_until' => Rule::requiredIf($request->repeat_type == 2 || $request->repeat_type == 3),
            'repeat_weekly_on_day' => Rule::requiredIf($request->repeat_type == 2),
            'on_monthly_kind' => Rule::requiredIf($request->repeat_type == 3),
            'contact_email' => 'nullable|email',
            'facebook_event_link' => 'nullable|url',
            'website_event_link' => 'nullable|url',
            // 'image' => 'nullable|image|mimes:jpeg,jpg,png|max:3000', // BUG create problems to validate on edit. Fix this after the rollout
        ];
        if ($request->hasFile('image')) {
            $rules['image'] = 'nullable|image|mimes:jpeg,jpg,png|max:5000';
        }

        $messages = [
            'repeat_weekly_on_day[].required' => 'Please specify which day of the week is repeting the event.',
            'on_monthly_kind.required' => 'Please specify the kind of monthly repetion',
            'endDate.same' => 'If the event is repetitive the start date and end date must match',
            'facebook_event_link.url' => 'The facebook link is invalid. It should start with https://',
            'website_event_link.url' => 'The website link is invalid. It should start with https://',
            'image.max' => 'The maximum image size is 5MB. If you need to resize it you can use: www.simpleimageresizer.com',
        ];

        $validator = Validator::make($request->all(), $rules, $messages);

        // End date and start date must match if the event is repetitive
        $validator->sometimes('endDate', 'same:startDate', function ($input) {
            return $input->repeat_type > 1;
        });

        return $validator;
    }
}