PHPカンファレンス仙台2019での発表資料です。 https://phpcon-sendai.net/2019/
1)1ͷNJEEMFXBSFΛ͍͜ͳͨ͢Ίʹ1)1ΧϯϑΝϨϯεઋ ߹ಉձࣾςϯϚυɹࢁԬ
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ࣗݾհ ࢁԬ[email protected] 1)1ͱ͔/PEFKTͷΤϯδχΞ 1)1ͷ͜Ζ͔Β ߹ಉձࣾςϯϚυදࣾһ
ɹɹ߹ಉձࣾςϯϚυ!! Ϗδωεࢧԉࣄۀ ࣾ֎$50ͱ͔ΞυόΠβʔ *OOPWBUPS+BQBO64&/.FEJBͳͲ αʔϏε։ൃࣄۀ JSVDBNJNFNPDPOBTV
ࠓճͷ͓ͷΰʔϧ NJEEMFXBSFͱ͍͏ߟ͑ํ͕Θ͔Δ ฉ͍ͨͱ͖ʹΠϝʔδ͕ු͔Ϳ ར༻γʔϯ͕૾Ͱ͖Δ ϑϨʔϜϫʔΫͰ͑Δ͔Θ͔Δ
͓Λ࢝ΊΔલʹ
લճ·Ͱͷ͋Β͢͡ 1)1ΧϯϑΝϨϯεؔ 4MJN'SBNFXPSLͰ࢝ΊΔ1)1ͷNJEEMFXBSF 1)1ΧϯϑΝϨϯε 1)1'*(ͷ)551ॲཧඪ४ͷઃܭͳͥ143ʹͳͬͨͷ͔
Ͱɺ͋ΒͨΊͯ
XFCΞϓϦͱ ϦΫΤετΛड͚औΓʢೖྗʣ ͍Ζ͍ΖॲཧΛͯ͠ ೝূͱ͔%#ͷॲཧͱ͔ ϨεϙϯεΛฦ͢ʢग़ྗʣ
؆୯ʹඳ͘ͱ͜͏
XFCΞϓϦͷલॲཧ શϦΫΤετڞ௨Ͱ͍ͨ͠ॲཧ ϩάΠϯೝূ %#͔ΒͷσʔλऔಘɹͳͲΞϓϦέʔγϣϯຊମͷલʹ ॲཧΛڬΊΔΑ͏ʹ͢ΕΑ͍ͷͰ
ϑΟϧλʔʢલॲཧʣ
XFCΞϓϦͷޙॲཧ શϦΫΤετڞ௨ͷॲཧɺ·ͩ͋Δ ϩάग़ྗ ॲཧޙʹ·ͱΊͯϝʔϧૹ৴ΞϓϦέʔγϣϯຊମͷޙʹ ॲཧΛڬΊΔΑ͏ʹͰ͖ΔͱΑͦ͞͏
ϑΟϧλʔʢޙॲཧʣ
ͯ͞ɺͪΐͬͱൃΛస͢Δ
ೖΕࢠߏ ೖΕࢠࣜʹॲཧΛ ͭͳ͍Ͱ͍͘ΈΛߟ͑Δ ྫؔ"ͱؔ#Λ࣮͢Δ ؔ"ͦͷॲཧͷதͰؔ#Λ ࣮ߦɺͦͷ݁ՌΛฦ͢Α͏ʹ͢Δ
1)1Ͱॻ͍ͯΈΔͱ$a = function (string $str, \Closure $next) : string {echo 'A'; // લॲཧΆ͍ $result = $next($str); // ࣍ΛݺͿecho 'C'; // ޙॲཧΆ͍return $result;}; $b = function (string $str) : string {echo 'B'; return strtoupper($str);}; $a('hoge', $b); // ABC
ೖΕࢠߏ
͞ΒʹೖΕࢠߏ
λϚωΪΈ͍ͨʁQIPUPCZEBSXJO#FMMMJDFOTFEVOEFS$$#: IUUQTXXXqJDLSDPNQIPUPTEBSXJOCFMM
ೖΕࢠߏͷಛ ΞϓϦຊମΛแΉΑ͏ʹ࣮ ֎ଆ͔Β৽͍͠;Δ·͍ΛՃͰ͖Δ ࢀߟ"01ʢΞεϖΫτࢦϓϩάϥϛϯάʣ ڞ௨ͷॲཧΛԣஅతʹݺͼग़͠ લॲཧɾޙॲཧΛࢦఆͰ͖Δ
XFCΞϓϦʹద༻
1)1ʹ͓͚Δྺ࢙
4UBDL1)1 IUUQTTUBDLQIQDPN l$PNQPTJOH)UUQ,FSOFM*OUFSGBDFNJEEMFXBSFTTJODFz l8IBUEPXFXBOU 3FVTFBUUIFXFCMBZFSz 4ZNGPOZͷ)UUQ,FSOFM*OUFSGBDF
4UBDL1)1
143ͱʁ IUUQTXXXQIQpHPSHQTS l1)14UBOEBSET3FDPNNFOEBUJPOTz ܾఆతͳʮඪ४ʯͰͳ͍ ͋͘·ͰΦεεϝɺקࠂ ίϛϡχςΟʔͰӨڹྗେ
Α͘ฉ͘143 143#BTJD$PEJOH4UBOEBSE 143$PEJOH4UZMF(VJEF 143-PHHFS*OUFSGBDF 143"VUPMPBEJOH4UBOEBSE
143 IUUQTXXXQIQpHPSHQTSQTS )551NFTTBHFJOUFSGBDFT 1TSa)UUQa.FTTBHFa3FRVFTU*OUFSGBDF 1TSa)UUQa.FTTBHFa3FTQPOTF*OUFSGBDF XFCΞϓϦͷೖग़ྗͷඪ४Խ
143 IUUQTXXXQIQpHPSHQTSQTS )5514FSWFS3FRVFTU)BOEMFST 1TSa)UUQa4FSWFSa3FRVFTU)BOEMFS*OUFSGBDF 1TSa)UUQa4FSWFSa.JEEMFXBSF*OUFSGBDF XFCΞϓϦͷඪ४Խ
ઌ΄Ͳͷਤ
143143
.JEEMFXBSF*OUFSGBDFinterface MiddlewareInterface{public function process(ServerRequestInterface $request,RequestHandlerInterface $handler): ResponseInterface;}
3FRVFTU)BOEMFSinterface RequestHandlerInterface{public function handle(ServerRequestInterface $request): ResponseInterface;}
࠷ۙͷ143ͷ IUUQTUXJUUFSDPNGBCQPUTUBUVT 3FNPWF4ZNGPOZCZGBCQPUu1VMM3FRVFTUuQIQpHpHTUBOEBSET
ϑϨʔϜϫʔΫͱNJEEMXBSFͷؔ
4MJN'SBNFXPSLW IUUQTXXXTMJNGSBNFXPSLDPN )5513PVUFS .JEEMFXBSF 1434VQQPSU %FQFOEFODZ*OKFDUJPO 143
4MJN class ExampleMiddleware{public function __invoke(ServerRequestInterface $request,ResponseInterface $response,callable $next): ResponseInterface {return $next($request, $response);}}
4MJN'SBNFXPSLW IUUQTHJUIVCDPNTMJNQIQ4MJNCMPCY$)"/(&-0(NE 4MJNOPMPOHFSTIJQTXJUIB143JNQMFNFOUBUJPO 1433FRVFTU)BOEMFSTDBOOPXCFVTFEBTSPVUFDBMMBCMFT
;FOE&YQSFTTJWF IUUQTEPDT[FOEGSBNFXPSLDPN[FOEFYQSFTTJWF 1431433PVUJOH143 ඪ४Λҙࣝ
-BSBWFM IUUQTMBSBWFMDPNEPDTNJEEMFXBSF 143ͷ࣮Ͱͳ͍ ैདྷͷDPOUSPMMFSͷิॿతͳׂ ڞ௨ॲཧΛ࣮͢ΔͨΊͷΈ
-BSBWFM class ExampleMiddleware{public function handle(\Illuminate\Http\Request $request,\Closure $next) {return $next($request);}}
4ZNGPOZ NJEEMFXBSFʹ૬͢Δػೳͳ͍ ػೳͱͯ͠ϑΟϧλʔ͕͋Δ IUUQTTZNGPOZDPNEPDDVSSFOU[email protected][email protected]@pMUFSTIUNM
$BLF1)1 IUUQTCPPLDBLFQIQPSHFODPOUSPMMFSTNJEEMFXBSFIUNM ͔Β143ʹରԠ $43'τʔΫϯνΣοΫͷ࣮ͳͲ͕NJEEMFXBSFͰͳ͞Ε͍ͯΔ
$BLF1)1 class ExampleMiddleware{public function handle(ServerRequestInterface $request,ResponseInterface $response,callable $next): \Cake\Http\Response {return $next($request, $response);}}
ͯ͞ɺ·ͱΊ
ͪΐͬͱେ͛͞ͳ
ͦͦϑϨʔϜϫʔΫͱ ϦΫΤετΛड͚औΔ SPVUJOHΛݩʹߦ͏ॲཧΛબ͢Δ ॲཧΛݺͼग़͠ɺ࣮ߦ ݁ՌΛϨεϙϯεͱͯ͠ग़ྗ͢Δ
ϑϨʔϜϫʔΫ࡞Εͦ͏͡Όͳ͍Ͱ͔͢ʁ
ϑϨʔϜϫʔΫϨγϐ 143ͷ࣮ʢ[FOEEJBDUPSPTͳͲʣ SPVUJOH࣮ʢ'BTU3PVUFͳͲʣ NJEEMFXBSFͷ࣮ߦʢ.JEEMFMBOEͳͲʣ ग़ྗʢ[FOEIUUQIBOEMFSSVOOFSͳͲʣ
࣮ྫ IUUQTMPHNJKQUFDIBSUJDMFT ϩάϛʔͷϦχϡʔΞϧ lࠓճͷϦχϡʔΞϧͰ͜ͷ143Λར༻͢Δ͜ͱͰɺಛఆͷ8FCϑϨʔϜϫʔΫΛར༻ͤͣʹΞϓϦΛ࣮͢Δ͜ͱʹ͠·ͨ͠z
ΦϨΦϨϑϨʔϜϫʔΫ ϑϨʔϜϫʔΫ؆୯ʹ࡞ΕΔ 143ʹ४ڌ͓͚ͯ͠ɺޙ͔Β;FOE&YQSFTTJWFͳͲʹΓ͑Δ͜ͱՄೳ ͪΖΜɺٯ બࢶͷҰͭͱͯ͠ɺ͋Γ͔
NJEEMFXBSF͍͔͕Ͱ͔ͨ͠ʁ
·ͱΊ ॲཧΛNJEEMFXBSFͰׂ هड़͕؆ܿʹɺςετ༰қʹ 143Ͱඪ४Խ͞ΕΔ͜ͱͰࠩ͠ସ͑Մೳʹ %*ίϯςφͱͷΈ߹Θͤศར ίϯετϥΫλΠϯδΣΫγϣϯ
͋Γ͕ͱ͏͍͟͝·ͨ͠