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4MJN'SBNFXPSLͰ࢝ΊΔ
1)1ͷNJEEMFXBSF
1)1ΧϯϑΝϨϯεؔ
߹ಉձࣾςϯϚυɹࢁԬ
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ࣗݾհ
ࢁԬ!IJSP@Z
1)1ͱ͔/PEFKTͱ͔ॻ͖·͢
Ұ൪͖ͳͷ$44
߹ಉձࣾςϯϚυදࣾһ
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߹ಉձࣾςϯϚυ
݄ઃཱʢظʣ
දࣾһਓ!!
Ϗδωεࢧԉࣄۀ
αʔϏε։ൃࣄۀ
JSVDBNJNFNPDPOBTV
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NJEEMFXBSFͱʁ
ͱ͍͏Λ͠·͢
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XFCΞϓϦέʔγϣϯͱ
)551ͷϦΫΤετΛड͚औΓ
͍Ζ͍ΖॲཧΛͯ͠
ೝূͱ͔%#ʹσʔλอଘͱ͔
͍ΘΏΔϏδωεϩδοΫ
)551ͷϨεϙϯεΛฦ͢
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؆୯ʹඳ͘ͱ͜͏
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ϑΟϧλʔͱ͍͏ൃ
શϦΫΤετڞ௨ͷॲཧ
ॲཧલͷϩάΠϯೝূ
ॲཧલͷσʔλऔಘɹͳͲ
ΞϓϦέʔγϣϯຊମͷલʹ
ॲཧΛڬΊΔΑ͏ʹ͢ΕΑ͍ͷͰ
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ϑΟϧλʔʢલॲཧʣ
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ϑΟϧλʔͷൃɺଓ͖
શϦΫΤετڞ௨ͷॲཧɺ·ͩ͋Δ
ॲཧޙͷϩΪϯά
ॲཧޙʹ·ͱΊͯϝʔϧૹ৴
ΞϓϦέʔγϣϯຊମͷޙʹ
ॲཧΛڬΊΔΑ͏ʹ͢Ε͍͍ΑͶ
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ϑΟϧλʔʢޙॲཧʣ
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͜͜Ͱ/PEFKTͷ
&YQSFTTͷΛ͠·͢
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&YQSFTT
IUUQFYQSFTTKTDPN
l'BTU
VOPQJOJPOBUFE
NJOJNBMJTUXFCGSBNFXPSLGPS
/PEFKTz
/PEFKTͰҰ൪ΘΕ͍ͯΔ
XFCΞϓϦέʔγϣϯϑϨʔϜϫʔΫ
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)FMMP8PSME
const express = require('express');
const app = express();
app.get('/', function(req, res) {
res.send('Hello World!');
});
app.listen(3000);
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͖ͬ͞ͷਤ
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&YQSFTTͷߏ
SPVUJOH
ϦΫΤετΛॲཧʹϚοϐϯά
NJEEMFXBSF
SPVUJOHͷաఔͰ
ҙͷॲཧΛࠩ͠ࠐΉͨΊͷΈ
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&YQSFTTͷNJEEMFXBSF
͍Ͳ͜Ζ
ڞ௨ॲཧʢલॲཧɺޙॲཧʣ
ͭͷSPVUJOHʹରͯ͠ෳ࿈݁Ͱ͖Δ
OFYUDBMMCBDLΛݺͿͱ
࣍ͷNJEEMFXBSFʹॲཧ͕ҠΔ
࣮ߦͷॱংએݴॱ
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NJEEMFXBSFͷجຊ
function(req, res, next) {
// Կ͔લॲཧΛ͢Δ
next(); // ࣍ͷmiddlewareΛݺͿ
// Կ͔ޙॲཧΛ͢Δ
};
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NJEEMFXBSFͷྫ
const myLogger = function(req, res, next) {
console.log('Logged!');
next();
};
app.get('/', myLogger, function(req, res) {
res.send('Hello World!');
});
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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!');
});
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ೖΕࢠʹͳ͍ͬͯΔ
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NJEEMFXBSFͷྫʢෳʣ
const auth = function(req, res, next) {};
const logger = function(req, res, next) {};
app.get('/',
auth, logger, function(req, res) {
res.send('Hello World!');
});
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NJEEMFXBSFͷྫʢʁʣ
const myLogger = function(req, res) {
console.log('Logged!');
};
app.get('/', function(req, res, next) {
res.send('Hello World!');
next();
}, myLogger); // ॲཧ࣮ߦޙʹݺΕΔ
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͋ΒΏΔॲཧ͕
NJEEMFXBSFͱͯ͠
࣮ɾ࣮ߦ͞ΕΔੈք
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ೖΕࢠঢ়ଶ
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λϚωΪΈ͍ͨʁ
QIPUPCZEBSXJO#FMMMJDFOTFEVOEFS$$#:
IUUQTXXXqJDLSDPNQIPUPTEBSXJOCFMM
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Ұํ1)1Ͱ
ʢؼ͖ͬͯͨʂʣ
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4UBDL1)1
IUUQTUBDLQIQDPN
l$PNQPTJOH)UUQ,FSOFM*OUFSGBDF
NJEEMFXBSFTTJODFz
l8IBUEPXFXBOU 3FVTFBUUIF
XFCMBZFSz
4ZNGPOZͷ)UUQ,FSOFM*OUFSGBDF
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4UBDL1)1
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ͰͦΖͦΖ
4MJN'SBNFXPSLͷ
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4MJN'SBNFXPSLW
IUUQTXXXTMJNGSBNFXPSLDPN
)5513PVUFS
.JEEMFXBSF
1434VQQPSU
%FQFOEFODZ*OKFDUJPO
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143
IUUQXXXQIQpHPSHQTSQTS
)551NFTTBHFJOUFSGBDFT
1TSa)UUQa.FTTBHFa3FRVFTU*OUFSGBDF
1TSa)UUQa.FTTBHFa3FTQPOTF*OUFSGBDF
XFCΞϓϦͷೖग़ྗͷඪ४Խ
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)FMMP8PSME
// autoloadͱ͔useলུ…
$app = new \Slim\App();
$app->get('/', function($request, $response) {
$response->getBody()
->write('Hello World!');
return $response;
});
$app->run();
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؆୯Ͱ͠ΐʁ
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͍Α͍Α
NJEEMFXBSFͷ
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NJEEMFXBSFʢؔʣ
function(Request $request,
Response $response,
callable $next): Response {
// Կ͔લॲཧΛ͢Δ
$response =
$next($request, $response);
// Կ͔ޙॲཧΛ͢Δ
return $response;
};
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NJEEMFXBSFʢΫϥεʣ
class ExampleMiddleware {
public function __invoke(
Request $request,
Response $response,
callable $next
): Response {
// …ؔͷͱ͖ͱಉ͡
}
}
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NJEEMFXBSFͷద༻
$app->get('/', function($request, $response) {
// Կ͔ॲཧͯ͠ResponseΛฦ͢
})->add(ExampleMiddleware::class);
// ͠શॲཧʹڬΉͳΒ
$app->add(ExampleMiddleware::class);
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DPOUSPMMFS
// $app->get('/', ExampleAction::class);
class ExampleAction
{
public function __invoke(
Request $request,
Response $response,
array $args): Response
{
return $response;
}
}
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%*ίϯςφͱ
Έ߹ΘͤΔͱ
ͬͱศརʹ
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4MJNͷ%*ίϯςφͷҐஔ͚
Πϯελϯεੜ%*ίϯςφͷ
͖ͳ%*ίϯςφʹࠩ͠ସ͑Մೳ
1JNQMF1)1%*"DDMJNBUF
$POUBJOFS*OUFSPQ࣮ͷίϯςφ
143࣮ͷίϯςφʢ͔Βʣ
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%*ίϯςφͱͷ૬ੑ
@@JOWPLFϝιου͕͋ΕΑ͍ͷͰ
DPOUSPMMFSNJEEMFXBSF
ίϯετϥΫλΠϯδΣΫγϣϯ
ҙͷΠϯελϯεΛͤΔ
NPEFMΫϥεͱ͔ɺSFOEFSFSͱ͔
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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');
}
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Λͯ͠ɺ143ͷ
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ؔ͋Γͦ͏ͳ143
IUUQXXXQIQpHPSHQTS
1)14UBOEBSET3FDPNNFOEBUJPOT
143)551.FTTBHF*OUFSGBDF"DDFQUFE
143$POUBJOFS*OUFSGBDF"DDFQUFE
143)551.JEEMFXBSFT%SBGU
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143 "DDFQUFE
%*ίϯςφͷJOUFSGBDFͷඪ४Խ
1TSa$POUBJOFSa$POUBJOFS*OUFSGBDF
HFUͱIBTͷϝιουΛ࣋ͭ
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143 %SBGU
.JEEMFXBSF*OUFSGBDF
NJEEMFXBSFࣗମʹؔ͢Δͷ
%FMFHBUF*OUFSGBDF
ҕઌ ίΞͷΞϓϦϨΠϠʔʁ
·ͩٞͷߦํ͕ఆ·͍ͬͯͳ͍
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1)1ͷNJEEMFXBSFྲّྀ
%PVCMF1BTT
4MJNͬͪ͜
GO SFRVFTU
SFTQPOTF
OFYU
SFTQPOTF
4JOHMF1BTT
GO SFRVFTU
OFYU
SFTQPOTF
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.JEEMFXBSF*OUFSGBDF
namespace Psr\Http\ServerMiddleware;
interface MiddlewareInterface
{
public function process(
ServerRequestInterface $request,
DelegateInterface $delegate
): ResponseInterface;
}
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%FMFHBUF*OUFSGBDF
namespace Psr\Http\ServerMiddleware;
interface DelegateInterface
{
public function process(
ServerRequestInterface $request
): ResponseInterface;
}
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ଞͷϑϨʔϜϫʔΫͷ߹
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-BSBWFM
IUUQTMBSBWFMDPNEPDT
NJEEMFXBSF
143ͳͲҙ͍ࣝͯ͠ͳ͍
ैདྷͷDPOUSPMMFSͷิॿతͳׂ
ڞ௨ॲཧΛ࣮͢ΔͨΊͷΈ
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-BSBWFMྫ
class CheckAge {
public function handle(
\Illuminate\Http\Request $request,
\Closure $next) {
// Կ͔ॲཧʢલͰޙΖͰʣ
return $next($request);
}
}
Route::get('/', function() { /* ॲཧ */ })
->middleware(CheckAge::class);
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$BLF1)1
$BLF1)1͔ΒNJEEMFXBSF͕͋Δ
࣮ํ๏4MJNͱ΄ͱΜͲಉ͕ͩ͡ɺ
ਖ਼͜ͳΕ͍ͯͳ͍ײ͡
ΫϥεͰͳ͘ΠϯελϯεΛ͢
IUUQTXXXTMJEFTIBSFOFUNBSLTUPSZ
DBLFQIQUIFSPBEBIFBE
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4ZNGPOZ
NJEEMFXBSFʹ૬͢Δػೳͳ͍
ػೳͱͯ͠ϑΟϧλʔ͕͋Δ
4JMFYͰNJEEMFXBSFͱݺͿͷ͋Δ
͕ɺ͍ΘΏΔϑΟϧλʔͰ͔͠ͳ͍
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;FOE&YQSFTTJWF
IUUQTEPDT[FOEGSBNFXPSLDPN
[FOEFYQSFTTJWF
143.JEEMFXBSF3PVUJOH%*
143ͳͲͷඪ४Λҙࣝ
BDUJPOΫϥεNJEEMFXBSFͱ࣮ͯ͠
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;FOE&YQSFTTJWFྫ
$helloMiddleware = function (
ServerRequestInterface $request,
DelegateInterface $delegate
) {
return new TextResponse('Hello', 200);
};
// ͋Δ͍MiddlewareInterfaceΛ࣮ͨ͠Ϋϥε
$app->get('/hello', $hellosMiddleware);
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NJEEMFXBSF
͍͔͕Ͱ͔ͨ͠ʁ
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·ͱΊ
NJEEMFXBSFͱ͍͏ߟ͑ํΛΔ͜ͱ
ॲཧΛNJEEMFXBSFͰׂ➡ςετ༰қੑ
143Ͱඪ४Խ͞ΕΔ͜ͱͰࠩ͠ସ͑Մೳʹ
%*ίϯςφͱͷΈ߹Θͤɺศར
4MJNͱ͔;FOE&YQSFTTJWF໘ന͍Αʂ
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͋Γ͕ͱ͏͍͟͝·ͨ͠
࣭͕͋ΕͲ͏ͧ