Slim Frameworkで始めるPHPのmiddleware

1.

4MJN'SBNFXPSLͰ࢝ΊΔ   1)1ͷNJEEMFXBSF 1)1ΧϯϑΝϨϯεؔ੢   ߹ಉձࣾςϯϚυɹࢁԬ޿޾

2.

ࣗݾ঺հ ࢁԬ޿޾!IJSP@Z 1)1ͱ͔/PEFKTͱ͔ॻ͖·͢ Ұ൪޷͖ͳͷ͸$44 ߹ಉձࣾςϯϚυ୅දࣾһ

3.

߹ಉձࣾςϯϚυ ೥݄ઃཱʢظ໨ʣ ୅දࣾһਓ!! Ϗδωεࢧԉࣄۀ αʔϏε։ൃࣄۀ
JSVDBNJNFNPDPOBTV

4.

NJEEMFXBSFͱ͸ʁ ͱ͍͏࿩Λ͠·͢

5.

XFCΞϓϦέʔγϣϯͱ͸ )551ͷϦΫΤετΛड͚औΓ ͍Ζ͍ΖॲཧΛͯ͠ ೝূͱ͔%#ʹσʔλอଘͱ͔ ͍ΘΏΔϏδωεϩδοΫ
)551ͷϨεϙϯεΛฦ͢

6.

؆୯ʹඳ͘ͱ͜͏

7.

ϑΟϧλʔͱ͍͏ൃ૝ શϦΫΤετڞ௨ͷॲཧ ॲཧલͷϩάΠϯೝূ ॲཧલͷσʔλऔಘɹͳͲ ΞϓϦέʔγϣϯຊମͷલʹ  ॲཧΛڬΊΔΑ͏ʹ͢Ε͹Α͍ͷͰ͸

8.

ϑΟϧλʔʢલॲཧʣ

9.

ϑΟϧλʔͷൃ૝ɺଓ͖ શϦΫΤετڞ௨ͷॲཧɺ·ͩ͋Δ ॲཧޙͷϩΪϯά ॲཧޙʹ·ͱΊͯϝʔϧૹ৴ ΞϓϦέʔγϣϯຊମͷޙʹ΋  ॲཧΛڬΊΔΑ͏ʹ͢Ε͹͍͍ΑͶ

10.

ϑΟϧλʔʢޙॲཧʣ

11.

͜͜Ͱ/PEFKTͷ &YQSFTTͷ࿩Λ͠·͢

12.

&YQSFTT IUUQFYQSFTTKTDPN l'BTU VOPQJOJPOBUFE NJOJNBMJTUXFCGSBNFXPSLGPS /PEFKTz
/PEFKTͰҰ൪࢖ΘΕ͍ͯΔ  XFCΞϓϦέʔγϣϯϑϨʔϜϫʔΫ

13.

)FMMP8PSME const express = require('express'); const app = express(); app.get('/',
function(req, res) { res.send('Hello World!'); }); app.listen(3000);

14.

͖ͬ͞ͷਤ

15.

&YQSFTTͷߏ੒ SPVUJOH ϦΫΤετΛॲཧʹϚοϐϯά NJEEMFXBSF SPVUJOHͷաఔͰ  ೚ҙͷॲཧΛࠩ͠ࠐΉͨΊͷ࢓૊Έ

16.

&YQSFTTͷNJEEMFXBSF ࢖͍Ͳ͜Ζ ڞ௨ॲཧʢલॲཧɺޙॲཧʣ ͭͷSPVUJOHʹରͯ͠ෳ਺࿈݁Ͱ͖Δ OFYUDBMMCBDLΛݺͿͱ  ࣍ͷNJEEMFXBSFʹॲཧ͕ҠΔ
࣮ߦͷॱং͸એݴॱ

17.

NJEEMFXBSFͷجຊ function(req, res, next) { // Կ͔લॲཧΛ͢Δ next(); // ࣍ͷmiddlewareΛݺͿ
// Կ͔ޙॲཧΛ͢Δ };

18.

NJEEMFXBSFͷྫ const myLogger = function(req, res, next) { console.log('Logged!'); next();
}; app.get('/', myLogger, function(req, res) { res.send('Hello World!'); });

19.

NJEEMFXBSFͷྫ શ const myLogger = function(req, res, next) { console.log('Logged!');
next(); }; app.use(myLogger); // શϦΫΤετʹద༻ app.get('/', function(req, res) { res.send('Hello World!'); });

20.

ೖΕࢠʹͳ͍ͬͯΔ

21.

NJEEMFXBSFͷྫʢෳ਺ʣ const auth = function(req, res, next) {}; const logger
= function(req, res, next) {}; app.get('/', auth, logger, function(req, res) { res.send('Hello World!'); });

22.

NJEEMFXBSFͷྫʢʁʣ const myLogger = function(req, res) { console.log('Logged!'); }; app.get('/',
function(req, res, next) { res.send('Hello World!'); next(); }, myLogger); // ॲཧ࣮ߦޙʹݺ͹ΕΔ

23.

͋ΒΏΔॲཧ͕ NJEEMFXBSFͱͯ͠ ࣮૷ɾ࣮ߦ͞ΕΔੈք

24.

ೖΕࢠঢ়ଶ

25.

λϚωΪΈ͍ͨʁ QIPUPCZEBSXJO#FMMMJDFOTFEVOEFS$$#:   IUUQTXXXqJDLSDPNQIPUPTEBSXJOCFMM

26.

Ұํ1)1Ͱ͸ ʢؼ͖ͬͯͨʂʣ

27.

4UBDL1)1 IUUQTUBDLQIQDPN l$PNQPTJOH)UUQ,FSOFM*OUFSGBDF NJEEMFXBSFTTJODFz l8IBUEPXFXBOU 3FVTFBUUIF XFCMBZFSz
4ZNGPOZͷ)UUQ,FSOFM*OUFSGBDF

28.

4UBDL1)1

29.

Ͱ͸ͦΖͦΖ 4MJN'SBNFXPSLͷ࿩

30.

4MJN'SBNFXPSLW IUUQTXXXTMJNGSBNFXPSLDPN )5513PVUFS .JEEMFXBSF 1434VQQPSU
%FQFOEFODZ*OKFDUJPO

31.

143 IUUQXXXQIQpHPSHQTSQTS )551NFTTBHFJOUFSGBDFT 1TSa)UUQa.FTTBHFa3FRVFTU*OUFSGBDF 1TSa)UUQa.FTTBHFa3FTQPOTF*OUFSGBDF
XFCΞϓϦͷೖग़ྗͷඪ४Խ

32.

)FMMP8PSME // autoloadͱ͔use͸লུ… $app = new \Slim\App(); $app->get('/', function($request, $response)
{ $response->getBody() ->write('Hello World!'); return $response; }); $app->run();

33.

؆୯Ͱ͠ΐʁ

34.

͍Α͍Α NJEEMFXBSFͷ࿩

35.

NJEEMFXBSFʢؔ਺ʣ function(Request $request, Response $response, callable $next): Response {  //
Կ͔લॲཧΛ͢Δ $response = $next($request, $response); // Կ͔ޙॲཧΛ͢Δ return $response; };

36.

NJEEMFXBSFʢΫϥεʣ class ExampleMiddleware { public function __invoke( Request $request, Response
$response, callable $next ): Response { // …ؔ਺ͷͱ͖ͱಉ͡ } }

37.

NJEEMFXBSFͷద༻ $app->get('/', function($request, $response) { // Կ͔ॲཧͯ͠ResponseΛฦ͢ })->add(ExampleMiddleware::class); // ΋͠΋શॲཧʹڬΉͳΒ
$app->add(ExampleMiddleware::class);

38.

DPOUSPMMFS // $app->get('/', ExampleAction::class); class ExampleAction { public function __invoke(
Request $request, Response $response, array $args): Response  { return $response; } }

39.

%*ίϯςφͱ ૊Έ߹ΘͤΔͱ ΋ͬͱศརʹ

40.

4MJNͷ%*ίϯςφͷҐஔ෇͚ Πϯελϯεੜ੒͸%*ίϯςφͷ੹຿ ޷͖ͳ%*ίϯςφʹࠩ͠ସ͑Մೳ 1JNQMF1)1%*"DDMJNBUF $POUBJOFS*OUFSPQ࣮૷ͷίϯςφ
143࣮૷ͷίϯςφʢ͔Βʣ

41.

%*ίϯςφͱͷ૬ੑ @@JOWPLFϝιου͕͋Ε͹Α͍ͷͰ DPOUSPMMFS΋NJEEMFXBSF΋ ίϯετϥΫλΠϯδΣΫγϣϯ ೚ҙͷΠϯελϯεΛ౉ͤΔ
NPEFMΫϥεͱ͔ɺSFOEFSFSͱ͔

42.

DPOUSPMMFS /** @var \Slim\Views\Twig */ private $view; public fucntion __construct(Twig
$view) { $this->view = $view; } public function __invoke(Request $request, Response $response, array $args): Response { return $this->view->render($response, 'foo.twig'); }

43.

࿩Λ໭ͯ͠ɺ143ͷ࿩

44.

ؔ܎͋Γͦ͏ͳ143 IUUQXXXQIQpHPSHQTS 1)14UBOEBSET3FDPNNFOEBUJPOT 143)551.FTTBHF*OUFSGBDF"DDFQUFE 143$POUBJOFS*OUFSGBDF"DDFQUFE
143)551.JEEMFXBSFT%SBGU

45.

143 "DDFQUFE %*ίϯςφͷJOUFSGBDFͷඪ४Խ 1TSa$POUBJOFSa$POUBJOFS*OUFSGBDF HFUͱIBTͷϝιουΛ࣋ͭ

46.

143 %SBGU .JEEMFXBSF*OUFSGBDF NJEEMFXBSFࣗମʹؔ͢Δ΋ͷ %FMFHBUF*OUFSGBDF ҕ೚ઌίΞͷΞϓϦϨΠϠʔʁ
·ͩٞ࿦ͷߦํ͕ఆ·͍ͬͯͳ͍

47.

1)1ͷNJEEMFXBSFྲّྀ %PVCMF1BTT 4MJN͸ͬͪ͜ GO SFRVFTU SFTQPOTF OFYU
SFTQPOTF 4JOHMF1BTT GO SFRVFTU OFYU SFTQPOTF

48.

.JEEMFXBSF*OUFSGBDF namespace Psr\Http\ServerMiddleware; interface MiddlewareInterface { public function process( ServerRequestInterface
$request, DelegateInterface $delegate ): ResponseInterface; }

49.

%FMFHBUF*OUFSGBDF namespace Psr\Http\ServerMiddleware; interface DelegateInterface { public function process( ServerRequestInterface
$request ): ResponseInterface; }

50.

ଞͷϑϨʔϜϫʔΫͷ৔߹

51.

-BSBWFM IUUQTMBSBWFMDPNEPDT NJEEMFXBSF 143ͳͲ͸ҙ͍ࣝͯ͠ͳ͍ ैདྷͷDPOUSPMMFSͷิॿతͳ໾ׂ ڞ௨ॲཧΛ࣮૷͢ΔͨΊͷ࢓૊Έ

52.

-BSBWFMྫ class CheckAge { public function handle( \Illuminate\Http\Request $request, \Closure
$next) { // Կ͔ॲཧʢલͰ΋ޙΖͰ΋ʣ return $next($request); } } Route::get('/', function() { /* ॲཧ */ }) ->middleware(CheckAge::class);

53.

$BLF1)1 $BLF1)1͔ΒNJEEMFXBSF͕͋Δ ࣮૷ํ๏͸4MJNͱ΄ͱΜͲಉ͕ͩ͡ɺ  ਖ਼௚͜ͳΕ͍ͯͳ͍ײ͡ ΫϥεͰ͸ͳ͘ΠϯελϯεΛ౉͢ IUUQTXXXTMJEFTIBSFOFUNBSLTUPSZ
DBLFQIQUIFSPBEBIFBE

54.

4ZNGPOZ NJEEMFXBSFʹ૬౰͢Δػೳ͸ͳ͍ ػೳͱͯ͠͸ϑΟϧλʔ͕͋Δ 4JMFYͰNJEEMFXBSFͱݺͿ΋ͷ͸͋Δ ͕ɺ͍ΘΏΔϑΟϧλʔͰ͔͠ͳ͍

55.

;FOE&YQSFTTJWF IUUQTEPDT[FOEGSBNFXPSLDPN [FOEFYQSFTTJWF 143.JEEMFXBSF3PVUJOH%* 143΍ͳͲͷඪ४Λҙࣝ BDUJPOΫϥε΋NJEEMFXBSFͱ࣮ͯ͠૷

56.

;FOE&YQSFTTJWFྫ $helloMiddleware = function ( ServerRequestInterface $request, DelegateInterface $delegate )
{ return new TextResponse('Hello', 200); }; // ͋Δ͍͸MiddlewareInterfaceΛ࣮૷ͨ͠Ϋϥε $app->get('/hello', $hellosMiddleware);

57.

NJEEMFXBSF ͍͔͕Ͱ͔ͨ͠ʁ

58.

·ͱΊ NJEEMFXBSFͱ͍͏ߟ͑ํΛ஌Δ͜ͱ ॲཧΛNJEEMFXBSFͰ෼ׂ➡ςετ༰қੑ 143Ͱඪ४Խ͞ΕΔ͜ͱͰࠩ͠ସ͑Մೳʹ %*ίϯςφͱͷ૊Έ߹Θͤɺศར
4MJNͱ͔;FOE&YQSFTTJWF໘ന͍Αʂ

59.

͋Γ͕ͱ͏͍͟͝·ͨ͠ ࣭໰͕͋Ε͹Ͳ͏ͧ

Slim Frameworkで始めるPHPのmiddleware

Slim Frameworkで始めるPHPのmiddleware

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