refactor: replace custom CRM with Monica fork

app/Http/Controllers/DAV/Backend/CalDAV/CalDAVBirthdays.php

@@ -0,0 +1,168 @@
+<?php
+
+namespace App\Http\Controllers\DAV\Backend\CalDAV;
+
+use Illuminate\Support\Facades\Log;
+use App\Models\Instance\SpecialDate;
+use Sabre\DAV\Server as SabreServer;
+use Sabre\CalDAV\Plugin as CalDAVPlugin;
+use App\Services\VCalendar\ExportVCalendar;
+use Sabre\CalDAV\Xml\Property\ScheduleCalendarTransp;
+use Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSet;
+
+class CalDAVBirthdays extends AbstractCalDAVBackend
+{
+    /**
+     * Returns the uri for this backend.
+     *
+     * @return string
+     */
+    public function backendUri()
+    {
+        return 'birthdays';
+    }
+
+    public function getDescription()
+    {
+        return parent::getDescription()
+        + [
+            '{DAV:}displayname' => trans('app.dav_birthdays'),
+            '{'.SabreServer::NS_SABREDAV.'}read-only' => true,
+            '{'.CalDAVPlugin::NS_CALDAV.'}calendar-description' => trans('app.dav_birthdays_description', ['name' => $this->user->name]),
+            '{'.CalDAVPlugin::NS_CALDAV.'}calendar-timezone' => $this->user->timezone,
+            '{'.CalDAVPlugin::NS_CALDAV.'}supported-calendar-component-set' => new SupportedCalendarComponentSet(['VEVENT']),
+            '{'.CalDAVPlugin::NS_CALDAV.'}schedule-calendar-transp' => new ScheduleCalendarTransp(ScheduleCalendarTransp::TRANSPARENT),
+        ];
+    }
+
+    /**
+     * Extension for Calendar objects.
+     *
+     * @return string
+     */
+    public function getExtension()
+    {
+        return '.ics';
+    }
+
+    /**
+     * Datas for this date.
+     *
+     * @param  mixed  $obj
+     * @return array
+     */
+    public function prepareData($obj)
+    {
+        $calendardata = null;
+        if ($obj instanceof SpecialDate) {
+            try {
+                $calendardata = $this->refreshObject($obj);
+
+                return [
+                    'id' => $obj->id,
+                    'uri' => $this->encodeUri($obj),
+                    'calendardata' => $calendardata,
+                    'etag' => '"'.sha1($calendardata).'"',
+                    'lastmodified' => $obj->updated_at->timestamp,
+                ];
+            } catch (\Exception $e) {
+                Log::error(__CLASS__.' '.__FUNCTION__.': '.$e->getMessage(), [
+                    'calendardata' => $calendardata,
+                    $e,
+                ]);
+            }
+        }
+
+        return [];
+    }
+
+    /**
+     * Get the new exported version of the object.
+     *
+     * @param  mixed  $obj  date
+     * @return string
+     */
+    protected function refreshObject($obj): string
+    {
+        $vcal = app(ExportVCalendar::class)
+            ->execute([
+                'account_id' => $this->user->account_id,
+                'special_date_id' => $obj->id,
+            ]);
+
+        return $vcal->serialize();
+    }
+
+    private function hasBirthday($contact)
+    {
+        if (! $contact || ! $contact->birthdate) {
+            return false;
+        }
+        $birthdayState = $contact->getBirthdayState();
+        if ($birthdayState != 'almost' && $birthdayState != 'exact') {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * Returns the date for the specific uuid.
+     *
+     * @param  string|null  $collectionId
+     * @param  string  $uuid
+     * @return mixed
+     */
+    public function getObjectUuid($collectionId, $uuid)
+    {
+        return SpecialDate::where([
+            'account_id' => $this->user->account_id,
+            'uuid' => $uuid,
+        ])->first();
+    }
+
+    /**
+     * Returns the collection of contact's birthdays.
+     *
+     * @return \Illuminate\Support\Collection
+     */
+    public function getObjects($collectionId)
+    {
+        // We only return the birthday of default addressBook
+        $contacts = $this->user->account->contacts()
+                    ->real()
+                    ->active()
+                    ->get();
+
+        return $contacts->filter(function ($contact) {
+            return $this->hasBirthday($contact);
+        })
+        ->map(function ($contact) {
+            return $contact->birthdate;
+        });
+    }
+
+    /**
+     * Returns the collection of deleted birthdays.
+     *
+     * @param  string|null  $collectionId
+     * @return \Illuminate\Support\Collection
+     */
+    public function getDeletedObjects($collectionId)
+    {
+        return collect();
+    }
+
+    /**
+     * @return string|null
+     */
+    public function updateOrCreateCalendarObject($calendarId, $objectUri, $calendarData): ?string
+    {
+        return null;
+    }
+
+    public function deleteCalendarObject($objectUri)
+    {
+        // Not implemented
+    }
+}