2022-02-01から1ヶ月間の記事一覧

2022-02-28

B/43カード決済システムのしくみ（前編）

Engineering

こんにちは！スマートバンクでソフトウェアエンジニアをしている uribou です。今回は B/43 のカード決済システムのしくみについて解説しようと思います！ B/43 では Visa のプリペイドカードを発行しており、普段はあまり触れる機会のないカード決済の業…

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2021

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id:smartbank はてなブログ for DevBlog

このブログについて

${stack}

${diagnostic.hints.map((hint)=>"

\uD83D\uDCA1 " + hint + "

").join("")}

${diagnostic.documentation ? `

📝 Learn more

` : ""}

`; } errorHTML += "

"; overlay.innerHTML = errorHTML; return overlay; } function fullReload() { if ("reload" in location) location.reload(); else if (extCtx && extCtx.runtime && extCtx.runtime.reload) extCtx.runtime.reload(); } function getParents(bundle, id) /*: Array<[ParcelRequire, string]> */ { var modules = bundle.modules; if (!modules) return []; var parents = []; var k, d, dep; for(k in modules)for(d in modules[k][1]){ dep = modules[k][1][d]; if (dep === id || Array.isArray(dep) && dep[dep.length - 1] === id) parents.push([ bundle, k ]); } if (bundle.parent) parents = parents.concat(getParents(bundle.parent, id)); return parents; } function updateLink(link) { var newLink = link.cloneNode(); newLink.onload = function() { if (link.parentNode !== null) // $FlowFixMe link.parentNode.removeChild(link); }; newLink.setAttribute("href", link.getAttribute("href").split("?")[0] + "?" + Date.now()); // $FlowFixMe link.parentNode.insertBefore(newLink, link.nextSibling); } var cssTimeout = null; function reloadCSS() { if (cssTimeout) return; cssTimeout = setTimeout(function() { var links = document.querySelectorAll('link[rel="stylesheet"]'); for(var i = 0; i < links.length; i++){ // $FlowFixMe[incompatible-type] var href = links[i].getAttribute("href"); var hostname = getHostname(); var servedFromHMRServer = hostname === "localhost" ? new RegExp("^(https?:\\/\\/(0.0.0.0|127.0.0.1)|localhost):" + getPort()).test(href) : href.indexOf(hostname + ":" + getPort()); var absolute = /^https?:\/\//i.test(href) && href.indexOf(location.origin) !== 0 && !servedFromHMRServer; if (!absolute) updateLink(links[i]); } cssTimeout = null; }, 50); } function hmrDownload(asset) { if (asset.type === "js") { if (typeof document !== "undefined") { let script = document.createElement("script"); script.src = asset.url + "?t=" + Date.now(); if (asset.outputFormat === "esmodule") script.type = "module"; return new Promise((resolve, reject)=>{ var _document$head; script.onload = ()=>resolve(script); script.onerror = reject; (_document$head = document.head) === null || _document$head === void 0 || _document$head.appendChild(script); }); } else if (typeof importScripts === "function") { // Worker scripts if (asset.outputFormat === "esmodule") return import(asset.url + "?t=" + Date.now()); else return new Promise((resolve, reject)=>{ try { importScripts(asset.url + "?t=" + Date.now()); resolve(); } catch (err) { reject(err); } }); } } } async function hmrApplyUpdates(assets) { global.parcelHotUpdate = Object.create(null); let scriptsToRemove; try { // If sourceURL comments aren't supported in eval, we need to load // the update from the dev server over HTTP so that stack traces // are correct in errors/logs. This is much slower than eval, so // we only do it if needed (currently just Safari). // https://bugs.webkit.org/show_bug.cgi?id=137297 // This path is also taken if a CSP disallows eval. if (!supportsSourceURL) { let promises = assets.map((asset)=>{ var _hmrDownload; return (_hmrDownload = hmrDownload(asset)) === null || _hmrDownload === void 0 ? void 0 : _hmrDownload.catch((err)=>{ // Web extension bugfix for Chromium // https://bugs.chromium.org/p/chromium/issues/detail?id=1255412#c12 if (extCtx && extCtx.runtime && extCtx.runtime.getManifest().manifest_version == 3) { if (typeof ServiceWorkerGlobalScope != "undefined" && global instanceof ServiceWorkerGlobalScope) { extCtx.runtime.reload(); return; } asset.url = extCtx.runtime.getURL("/__parcel_hmr_proxy__?url=" + encodeURIComponent(asset.url + "?t=" + Date.now())); return hmrDownload(asset); } throw err; }); }); scriptsToRemove = await Promise.all(promises); } assets.forEach(function(asset) { hmrApply(module.bundle.root, asset); }); } finally{ delete global.parcelHotUpdate; if (scriptsToRemove) scriptsToRemove.forEach((script)=>{ if (script) { var _document$head2; (_document$head2 = document.head) === null || _document$head2 === void 0 || _document$head2.removeChild(script); } }); } } function hmrApply(bundle, asset) { var modules = bundle.modules; if (!modules) return; if (asset.type === "css") reloadCSS(); else if (asset.type === "js") { let deps = asset.depsByBundle[bundle.HMR_BUNDLE_ID]; if (deps) { if (modules[asset.id]) { // Remove dependencies that are removed and will become orphaned. // This is necessary so that if the asset is added back again, the cache is gone, and we prevent a full page reload. let oldDeps = modules[asset.id][1]; for(let dep in oldDeps)if (!deps[dep] || deps[dep] !== oldDeps[dep]) { let id = oldDeps[dep]; let parents = getParents(module.bundle.root, id); if (parents.length === 1) hmrDelete(module.bundle.root, id); } } if (supportsSourceURL) // Global eval. We would use `new Function` here but browser // support for source maps is better with eval. (0, eval)(asset.output); // $FlowFixMe let fn = global.parcelHotUpdate[asset.id]; modules[asset.id] = [ fn, deps ]; } else if (bundle.parent) hmrApply(bundle.parent, asset); } } function hmrDelete(bundle, id1) { let modules = bundle.modules; if (!modules) return; if (modules[id1]) { // Collect dependencies that will become orphaned when this module is deleted. let deps = modules[id1][1]; let orphans = []; for(let dep in deps){ let parents = getParents(module.bundle.root, deps[dep]); if (parents.length === 1) orphans.push(deps[dep]); } // Delete the module. This must be done before deleting dependencies in case of circular dependencies. delete modules[id1]; delete bundle.cache[id1]; // Now delete the orphans. orphans.forEach((id)=>{ hmrDelete(module.bundle.root, id); }); } else if (bundle.parent) hmrDelete(bundle.parent, id1); } function hmrAcceptCheck(bundle, id, depsByBundle) { if (hmrAcceptCheckOne(bundle, id, depsByBundle)) return true; // Traverse parents breadth first. All possible ancestries must accept the HMR update, or we'll reload. let parents = getParents(module.bundle.root, id); let accepted = false; while(parents.length > 0){ let v = parents.shift(); let a = hmrAcceptCheckOne(v[0], v[1], null); if (a) // If this parent accepts, stop traversing upward, but still consider siblings. accepted = true; else { // Otherwise, queue the parents in the next level upward. let p = getParents(module.bundle.root, v[1]); if (p.length === 0) { // If there are no parents, then we've reached an entry without accepting. Reload. accepted = false; break; } parents.push(...p); } } return accepted; } function hmrAcceptCheckOne(bundle, id, depsByBundle) { var modules = bundle.modules; if (!modules) return; if (depsByBundle && !depsByBundle[bundle.HMR_BUNDLE_ID]) { // If we reached the root bundle without finding where the asset should go, // there's nothing to do. Mark as "accepted" so we don't reload the page. if (!bundle.parent) return true; return hmrAcceptCheck(bundle.parent, id, depsByBundle); } if (checkedAssets[id]) return true; checkedAssets[id] = true; var cached = bundle.cache[id]; assetsToAccept.push([ bundle, id ]); if (!cached || cached.hot && cached.hot._acceptCallbacks.length) return true; } function hmrAcceptRun(bundle, id) { var cached = bundle.cache[id]; bundle.hotData = {}; if (cached && cached.hot) cached.hot.data = bundle.hotData; if (cached && cached.hot && cached.hot._disposeCallbacks.length) cached.hot._disposeCallbacks.forEach(function(cb) { cb(bundle.hotData); }); delete bundle.cache[id]; bundle(id); cached = bundle.cache[id]; if (cached && cached.hot && cached.hot._acceptCallbacks.length) cached.hot._acceptCallbacks.forEach(function(cb) { var assetsToAlsoAccept = cb(function() { return getParents(module.bundle.root, id); }); if (assetsToAlsoAccept && assetsToAccept.length) // $FlowFixMe[method-unbinding] assetsToAccept.push.apply(assetsToAccept, assetsToAlsoAccept); }); acceptedAssets[id] = true; } },{}],"cxc0x":[function(require,module,exports) { var parcelHelpers = require("@parcel/transformer-js/src/esmodule-helpers.js"); var _micromodal = require("micromodal"); var _micromodalDefault = parcelHelpers.interopDefault(_micromodal); const changeThemeColor = (cssVariableName)=>{ document.querySelector('meta[name="theme-color"]').setAttribute("content", getComputedStyle(document.documentElement).getPropertyValue(cssVariableName)); }; (0, _micromodalDefault.default).init({ awaitOpenAnimation: true, awaitCloseAnimation: true }); // compact navigation (0, _micromodalDefault.default).init({ onShow: ()=>changeThemeColor("--graph-100"), onClose: ()=>changeThemeColor("--inSmartBank-dsky"), openTrigger: "data-micromodal-trigger-disable-focus", closeTrigger: "data-micromodal-close-disable-focus", disableFocus: true, awaitOpenAnimation: true, awaitCloseAnimation: true }); },{"micromodal":"1OWV1","@parcel/transformer-js/src/esmodule-helpers.js":"j7FRh"}],"1OWV1":[function(require,module,exports) { var parcelHelpers = require("@parcel/transformer-js/src/esmodule-helpers.js"); parcelHelpers.defineInteropFlag(exports); function e(e1, t1) { for(var o1 = 0; o1 < t1.length; o1++){ var n1 = t1[o1]; n1.enumerable = n1.enumerable || !1, n1.configurable = !0, "value" in n1 && (n1.writable = !0), Object.defineProperty(e1, n1.key, n1); } } function t(e2) { return function(e3) { if (Array.isArray(e3)) return o(e3); }(e2) || function(e4) { if ("undefined" != typeof Symbol && Symbol.iterator in Object(e4)) return Array.from(e4); }(e2) || function(e5, t2) { if (!e5) return; if ("string" == typeof e5) return o(e5, t2); var n2 = Object.prototype.toString.call(e5).slice(8, -1); "Object" === n2 && e5.constructor && (n2 = e5.constructor.name); if ("Map" === n2 || "Set" === n2) return Array.from(e5); if ("Arguments" === n2 || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n2)) return o(e5, t2); }(e2) || function() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }(); } function o(e6, t3) { (null == t3 || t3 > e6.length) && (t3 = e6.length); for(var o2 = 0, n3 = new Array(t3); o2 < t3; o2++)n3[o2] = e6[o2]; return n3; } var n, i, a, r, s, l = (n = [ "a[href]", "area[href]", 'input:not([disabled]):not([type="hidden"]):not([aria-hidden])', "select:not([disabled]):not([aria-hidden])", "textarea:not([disabled]):not([aria-hidden])", "button:not([disabled]):not([aria-hidden])", "iframe", "object", "embed", "[contenteditable]", '[tabindex]:not([tabindex^="-"])' ], i = function() { function o3(e7) { var n4 = e7.targetModal, i2 = e7.triggers, a2 = void 0 === i2 ? [] : i2, r2 = e7.onShow, s1 = void 0 === r2 ? function() {} : r2, l1 = e7.onClose, c = void 0 === l1 ? function() {} : l1, d = e7.openTrigger, u = void 0 === d ? "data-micromodal-trigger" : d, f = e7.closeTrigger, h = void 0 === f ? "data-micromodal-close" : f, v = e7.openClass, g = void 0 === v ? "is-open" : v, m = e7.disableScroll, b = void 0 !== m && m, y = e7.disableFocus, p = void 0 !== y && y, w = e7.awaitCloseAnimation, E = void 0 !== w && w, k = e7.awaitOpenAnimation, M = void 0 !== k && k, A = e7.debugMode, C = void 0 !== A && A; !function(e8, t4) { if (!(e8 instanceof t4)) throw new TypeError("Cannot call a class as a function"); }(this, o3), this.modal = document.getElementById(n4), this.config = { debugMode: C, disableScroll: b, openTrigger: u, closeTrigger: h, openClass: g, onShow: s1, onClose: c, awaitCloseAnimation: E, awaitOpenAnimation: M, disableFocus: p }, a2.length > 0 && this.registerTriggers.apply(this, t(a2)), this.onClick = this.onClick.bind(this), this.onKeydown = this.onKeydown.bind(this); } var i1, a1, r1; return i1 = o3, a1 = [ { key: "registerTriggers", value: function() { for(var e9 = this, t5 = arguments.length, o4 = new Array(t5), n5 = 0; n5 < t5; n5++)o4[n5] = arguments[n5]; o4.filter(Boolean).forEach(function(t6) { t6.addEventListener("click", function(t7) { return e9.showModal(t7); }); }); } }, { key: "showModal", value: function() { var e10 = this, t8 = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : null; if (this.activeElement = document.activeElement, this.modal.setAttribute("aria-hidden", "false"), this.modal.classList.add(this.config.openClass), this.scrollBehaviour("disable"), this.addEventListeners(), this.config.awaitOpenAnimation) { var o5 = function t9() { e10.modal.removeEventListener("animationend", t9, !1), e10.setFocusToFirstNode(); }; this.modal.addEventListener("animationend", o5, !1); } else this.setFocusToFirstNode(); this.config.onShow(this.modal, this.activeElement, t8); } }, { key: "closeModal", value: function() { var e11 = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : null, t10 = this.modal; if (this.modal.setAttribute("aria-hidden", "true"), this.removeEventListeners(), this.scrollBehaviour("enable"), this.activeElement && this.activeElement.focus && this.activeElement.focus(), this.config.onClose(this.modal, this.activeElement, e11), this.config.awaitCloseAnimation) { var o6 = this.config.openClass; this.modal.addEventListener("animationend", function e12() { t10.classList.remove(o6), t10.removeEventListener("animationend", e12, !1); }, !1); } else t10.classList.remove(this.config.openClass); } }, { key: "closeModalById", value: function(e13) { this.modal = document.getElementById(e13), this.modal && this.closeModal(); } }, { key: "scrollBehaviour", value: function(e14) { if (this.config.disableScroll) { var t11 = document.querySelector("body"); switch(e14){ case "enable": Object.assign(t11.style, { overflow: "" }); break; case "disable": Object.assign(t11.style, { overflow: "hidden" }); } } } }, { key: "addEventListeners", value: function() { this.modal.addEventListener("touchstart", this.onClick), this.modal.addEventListener("click", this.onClick), document.addEventListener("keydown", this.onKeydown); } }, { key: "removeEventListeners", value: function() { this.modal.removeEventListener("touchstart", this.onClick), this.modal.removeEventListener("click", this.onClick), document.removeEventListener("keydown", this.onKeydown); } }, { key: "onClick", value: function(e15) { (e15.target.hasAttribute(this.config.closeTrigger) || e15.target.parentNode.hasAttribute(this.config.closeTrigger)) && (e15.preventDefault(), e15.stopPropagation(), this.closeModal(e15)); } }, { key: "onKeydown", value: function(e16) { 27 === e16.keyCode && this.closeModal(e16), 9 === e16.keyCode && this.retainFocus(e16); } }, { key: "getFocusableNodes", value: function() { var e17 = this.modal.querySelectorAll(n); return Array.apply(void 0, t(e17)); } }, { key: "setFocusToFirstNode", value: function() { var e18 = this; if (!this.config.disableFocus) { var t12 = this.getFocusableNodes(); if (0 !== t12.length) { var o7 = t12.filter(function(t13) { return !t13.hasAttribute(e18.config.closeTrigger); }); o7.length > 0 && o7[0].focus(), 0 === o7.length && t12[0].focus(); } } } }, { key: "retainFocus", value: function(e19) { var t14 = this.getFocusableNodes(); if (0 !== t14.length) { if (t14 = t14.filter(function(e20) { return null !== e20.offsetParent; }), this.modal.contains(document.activeElement)) { var o8 = t14.indexOf(document.activeElement); e19.shiftKey && 0 === o8 && (t14[t14.length - 1].focus(), e19.preventDefault()), !e19.shiftKey && t14.length > 0 && o8 === t14.length - 1 && (t14[0].focus(), e19.preventDefault()); } else t14[0].focus(); } } } ], e(i1.prototype, a1), r1 && e(i1, r1), o3; }(), a = null, r = function(e21) { if (!document.getElementById(e21)) return console.warn("MicroModal: \u2757Seems like you have missed %c'".concat(e21, "'"), "background-color: #f8f9fa;color: #50596c;font-weight: bold;", "ID somewhere in your code. Refer example below to resolve it."), console.warn("%cExample:", "background-color: #f8f9fa;color: #50596c;font-weight: bold;", '')), !1; }, s = function(e22, t15) { if (function(e23) { e23.length <= 0 && (console.warn("MicroModal: \u2757Please specify at least one %c'micromodal-trigger'", "background-color: #f8f9fa;color: #50596c;font-weight: bold;", "data attribute."), console.warn("%cExample:", "background-color: #f8f9fa;color: #50596c;font-weight: bold;", '')); }(e22), !t15) return !0; for(var o9 in t15)r(o9); return !0; }, { init: function(e24) { var o10 = Object.assign({}, { openTrigger: "data-micromodal-trigger" }, e24), n6 = t(document.querySelectorAll("[".concat(o10.openTrigger, "]"))), r3 = function(e25, t16) { var o11 = []; return e25.forEach(function(e26) { var n7 = e26.attributes[t16].value; void 0 === o11[n7] && (o11[n7] = []), o11[n7].push(e26); }), o11; }(n6, o10.openTrigger); if (!0 !== o10.debugMode || !1 !== s(n6, r3)) for(var l2 in r3){ var c = r3[l2]; o10.targetModal = l2, o10.triggers = t(c), a = new i(o10); } }, show: function(e27, t17) { var o12 = t17 || {}; o12.targetModal = e27, !0 === o12.debugMode && !1 === r(e27) || (a && a.removeEventListeners(), (a = new i(o12)).showModal()); }, close: function(e28) { e28 ? a.closeModalById(e28) : a.closeModal(); } }); "undefined" != typeof window && (window.MicroModal = l); exports.default = l; },{"@parcel/transformer-js/src/esmodule-helpers.js":"j7FRh"}],"j7FRh":[function(require,module,exports) { exports.interopDefault = function(a) { return a && a.__esModule ? a : { default: a }; }; exports.defineInteropFlag = function(a) { Object.defineProperty(a, "__esModule", { value: true }); }; exports.exportAll = function(source, dest) { Object.keys(source).forEach(function(key) { if (key === "default" || key === "__esModule" || dest.hasOwnProperty(key)) return; Object.defineProperty(dest, key, { enumerable: true, get: function() { return source[key]; } }); }); return dest; }; exports.export = function(dest, destName, get) { Object.defineProperty(dest, destName, { enumerable: true, get: get }); }; },{}]},["cwTCW","cxc0x"], "cxc0x", "parcelRequire94c2")