{"id":25210,"date":"2019-03-12T12:51:37","date_gmt":"2019-03-12T12:51:37","guid":{"rendered":"https:\/\/www.knowband.com\/blog\/?p=25198\/"},"modified":"2019-08-21T11:50:35","modified_gmt":"2019-03-12T12:59:51","slug":"jak-pobiera%c4%87-dane-z-firebase-w-swift-language-ios","status":"publish","type":"post","link":"https:\/\/www.knowband.com\/blog\/pl\/wskazowki\/jak-pobiera%c4%87-dane-z-firebase-w-swift-language-ios\/","title":{"rendered":"Jak pobiera\u0107 dane z Firebase w Swift Language (iOS)?"},"content":{"rendered":"<h2><strong>Cele bloga<\/strong><\/h2>\n<p>Po przeczytaniu tego bloga b\u0119dziemy mogli zrozumie\u0107 proces pobierania danych z Firebase. Proces ten obejmuje instalacj\u0119 SDK Firebase i implementacj\u0119 kodu do pobierania danych z Firebase.<\/p>\n<h3><strong>Wymagania wst\u0119pne<\/strong><\/h3>\n<p>Musimy napisa\u0107 kod swift, aby pobra\u0107 dane z Firebase. W tym celu musimy stworzy\u0107 projekt Firebase. Wykonaj poni\u017csze kroki, aby utworzy\u0107 projekt Firebase &#8211;<\/p>\n<p><strong>1.<\/strong> I\u015b\u0107 do <a href=\"https:\/\/console.firebase.google.com\" target=\"_blank\">https:\/\/console.firebase.google.com<\/a><\/p>\n<p><strong>2.<\/strong> Nast\u0119pnie musisz utworzy\u0107 projekt Firebase, klikaj\u0105c \u201e<strong>Dodaj projekt<\/strong>przycisk &quot;<\/p>\n<p><a href=\"https:\/\/www.knowband.com\/blog\/wp-content\/uploads\/2019\/03\/add-project-1.png\" target=\"_blank\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-25199 size-full\" src=\"https:\/\/www.knowband.com\/blog\/wp-content\/uploads\/2019\/03\/add-project-1.png\" alt=\"add-project: Jak pobiera\u0107 dane z Firebase w Swift Language (iOS)?\" width=\"650\" height=\"406\" srcset=\"https:\/\/www.knowband.com\/blog\/wp-content\/uploads\/2019\/03\/add-project-1.png 650w, https:\/\/www.knowband.com\/blog\/wp-content\/uploads\/2019\/03\/add-project-1-300x187.png 300w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/a><\/p>\n<p><strong>3.<\/strong> Potrzebujesz pliku GoogleService-Info.plist dla SDK iOS, poniewa\u017c ten plik zawiera szczeg\u00f3\u0142y projektu Firebase, kt\u00f3ry jest u\u017cywany przez Firebase SDK<\/p>\n<p><strong>4.<\/strong> Nast\u0119pnie dodaj plik plist do projektu<\/p>\n<p><strong>5.<\/strong> Dodaj nast\u0119puj\u0105cy kod przed instrukcj\u0105 return w aplikacji<strong>(_: didFinishLaunchingWithOptions \ud83d\ude42 w pliku AppDelegate.swift<\/strong><\/p>\n<pre class=\"brush: actionscript3; gutter: true\">FirebaseApp.configure ()<\/pre>\n<p><strong>6.<\/strong> Nast\u0119pnie przejd\u017a do &quot;<strong>Baza danych<\/strong>\u201eopcja z lewego menu.<\/p>\n<p><a href=\"https:\/\/www.knowband.com\/blog\/wp-content\/uploads\/2019\/03\/Goto-Database.png\" target=\"_blank\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-25200 size-full\" src=\"https:\/\/www.knowband.com\/blog\/wp-content\/uploads\/2019\/03\/Goto-Database.png\" alt=\"goto-database: Jak pobiera\u0107 dane z Firebase w Swift Language (iOS)?\" width=\"650\" height=\"406\" srcset=\"https:\/\/www.knowband.com\/blog\/wp-content\/uploads\/2019\/03\/Goto-Database.png 650w, https:\/\/www.knowband.com\/blog\/wp-content\/uploads\/2019\/03\/Goto-Database-300x187.png 300w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/a><\/p>\n<p><strong>7.<\/strong> Wybierz &quot;<strong>Baza danych w czasie rzeczywistym<\/strong>\u201ei to jest baza danych dla projektu Firebase. Wszystkie dane przechowywane lub pobierane z tej lokalizacji.<\/p>\n<p><strong>8.<\/strong> Instalacja Firebase zosta\u0142a zako\u0144czona Teraz b\u0119dziesz musia\u0142 pobra\u0107 Firebase SDK w Swift. W tym celu musisz zainstalowa\u0107 nast\u0119puj\u0105ce str\u0105ki.<\/p>\n<ol>\n<li><strong>pod &#39;Firebase \/ Core&#39; <\/strong><\/li>\n<li><strong>pod &#39;Baza ogniowa \/ baza danych&#39;<\/strong><\/li>\n<\/ol>\n<p>Za\u0142\u00f3\u017cmy, \u017ce masz nast\u0119puj\u0105ce dane w danej strukturze w bazie danych Firebase &#8211;<\/p>\n<pre class=\"brush: actionscript3; gutter: true\">\/\/ Korze\u0144 drzewa {\/\/ artyku\u0142y spo\u017cywcze &quot;artyku\u0142y spo\u017cywcze&quot;: {\/\/ artyku\u0142y spo\u017cywcze \/ mleko &quot;mleko&quot;: {\/\/ artyku\u0142y spo\u017cywcze \/ mleko \/ nazwa &quot;nazwa&quot;: &quot;Mleko&quot;, \/ \/ artyku\u0142y spo\u017cywcze \/ milk \/ addedByUser \u201eaddedByUser\u201d: \u201eDavid\u201d}, \u201epizza\u201d: {\u201ename\u201d: \u201ePizza\u201d, \u201eaddedByUser\u201d: \u201eAlice\u201d},}}<\/pre>\n<p>Po udanej instalacji str\u0105k\u00f3w mo\u017cemy przej\u015b\u0107 do cz\u0119\u015bci koduj\u0105cej.<\/p>\n<h3><strong>Wdro\u017cenie kodu<\/strong><\/h3>\n<p>Wszystkie punkty \/ w\u0119z\u0142y danych s\u0142u\u017c\u0105 do uzyskiwania dost\u0119pu do danych z bazy danych Firebase. Tworzymy odniesienia do w\u0119z\u0142\u00f3w, a nast\u0119pnie pobieramy dane z tego w\u0119z\u0142a. Innymi s\u0142owy odniesienie Firebase wskazuje na lokalizacj\u0119 w Firebase, gdzie przechowywane s\u0105 dane. Najpierw musimy utworzy\u0107 odniesienie do w\u0119z\u0142a g\u0142\u00f3wnego struktury bazy danych &#8211;<\/p>\n<pre class=\"brush: actionscript3; gutter: true\">niech ref = Database.database (). reference (withPath: &quot;artyku\u0142y spo\u017cywcze&quot;)<\/pre>\n<p>lub mo\u017cna zastosowa\u0107 nast\u0119puj\u0105cy spos\u00f3b &#8211;<\/p>\n<pre class=\"brush: actionscript3; gutter: true\">niech rootRef = Database.database (). reference () niech ref = rootRef.child (&quot;artyku\u0142y spo\u017cywcze&quot;)<\/pre>\n<p>Odwo\u0142anie do w\u0119z\u0142a podrz\u0119dnego, kt\u00f3rym jest \u201emleko\u201d, mo\u017cna utworzy\u0107 za pomoc\u0105 nast\u0119puj\u0105cego kodu &#8211;<\/p>\n<pre class=\"brush: actionscript3; gutter: true\">niech milkRef = ref.child (\u201emleko\u201d)<\/pre>\n<p>List\u0119 asynchroniczn\u0105 mo\u017cna do\u0142\u0105czy\u0107 do odwo\u0142ania w celu pobrania danych z Firebase za pomoc\u0105 <strong>obserwuj (_: z \ud83d\ude42<\/strong> metoda. Poni\u017cszy kod pobierze dane i b\u0119dzie nas\u0142uchiwa\u0142 zmian danych w bazie danych. Po wprowadzeniu jakichkolwiek zmian w bazie danych pobierana jest nowa migawka w\u0119z\u0142a \/ odniesienia i otrzymujemy zaktualizowane dane natychmiast po wprowadzeniu jakichkolwiek zmian w bazie danych.<\/p>\n<pre class=\"brush: actionscript3; gutter: true\">ref.observe (.value, z: {snapshot in \/\/ To jest migawka danych w bazie danych Firebase \/\/ Aby uzyska\u0107 warto\u015b\u0107 z snapshotu, u\u017cywamy snapshot.value print (snapshot.value as Any) })<\/pre>\n<p>Nast\u0119pnie warto\u015bci migawek mog\u0105 by\u0107 analizowane i u\u017cywane w aplikacji. Jedna du\u017ca zaleta u\u017cywania <strong>obserwowa\u0107<\/strong> metoda zako\u0144czona <strong>observerSingleEvent<\/strong> Metoda polega na tym, \u017ce nie musisz wywo\u0142ywa\u0107 funkcji ponownie i ponownie, poniewa\u017c zaktualizowane dane s\u0105 pobierane z bazy danych, gdy tylko zmieni si\u0119 warto\u015b\u0107 w bazie danych.<\/p>\n<h3><strong>Podsumowanie<\/strong><\/h3>\n<p>Teraz powiniene\u015b by\u0107 w stanie pobra\u0107 dane z bazy danych Firebase w szybki spos\u00f3b przy u\u017cyciu Firebase SDK.<script data-cfasync=\"false\" src=\"https:\/\/tdns2.gtranslate.net\/tdn-bin\/queue.js\"><\/script><!-- Yandex.Metrika counter for GTranslate --><script data-cfasync=\"false\">(function (d, w, c) { (w[c] = w[c] || []).push(function() { try { w.yaCounter36618640 = new Ya.Metrika({ id:36618640, clickmap:true, trackLinks:true, accurateTrackBounce:true, ut:\"noindex\" }); } catch(e) { } }); var n = d.getElementsByTagName(\"script\")[0], s = d.createElement(\"script\"), f = function () { n.parentNode.insertBefore(s, n); }; s.type = \"text\/javascript\"; s.async = true; s.src = \"https:\/\/mc.yandex.ru\/metrika\/watch.js\"; if (w.opera == \"[object Opera]\") { d.addEventListener(\"DOMContentLoaded\", f, false); } else { f(); } })(document, window, \"yandex_metrika_callbacks\"); <\/script> <noscript><\/p>\n<div><img decoding=\"async\" src=\"https:\/\/mc.yandex.ru\/watch\/36618640?ut=noindex\" style=\"position:absolute; left:-9999px;\" alt=\"\" \/><\/div>\n<p><\/noscript><br \/>\n<!-- delivered by GTranslate v4.8.8 in 46ms visit https:\/\/gtranslate.io --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cele bloga Po przeczytaniu tego bloga b\u0119dziemy mogli zrozumie\u0107 proces pobierania danych z Firebase. Proces ten obejmuje instalacj\u0119 SDK Firebase i implementacj\u0119 kodu do pobierania danych z Firebase. Wymagania wst\u0119pne Musimy napisa\u0107 kod swift, aby pobra\u0107 dane z Firebase. W tym celu musimy stworzy\u0107 projekt Firebase. Wykonaj poni\u017csze kroki, aby utworzy\u0107 projekt Firebase &#8211; 1. [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_kbui_enabled":"","footnotes":""},"categories":[3259],"tags":[2298,9149,10640,7390,7370,9174,9175,10646,16550,9173],"class_list":["post-25210","post","type-post","status-publish","format-standard","hentry","category-wskazowki","tag-baza-ogniowa","tag-errorbody-width35emmargin0-autofont-familytahoma-verdana-arial-sans-serifforbiddentoo-many-requests-from-ip-178-62-17-26faithfully-yours-gtranslate-translation-proxy-httpsgtranslate","tag-google-antymonopolowy-przypadek","tag-ios","tag-pobieranie-danych","tag-szybki-jzyk","tag-wskazwki"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Jak pobiera\u0107 dane z Firebase w Swift Language (iOS)? - Knowband Blog | Ecommerce Modules<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.knowband.com\/blog\/pl\/wskazowki\/jak-pobiera\u0107-dane-z-firebase-w-swift-language-ios\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak pobiera\u0107 dane z Firebase w Swift Language (iOS)? - Knowband Blog | Ecommerce Modules\" \/>\n<meta property=\"og:description\" content=\"Cele bloga Po przeczytaniu tego bloga b\u0119dziemy mogli zrozumie\u0107 proces pobierania danych z Firebase. Proces ten obejmuje instalacj\u0119 SDK Firebase i implementacj\u0119 kodu do pobierania danych z Firebase. Wymagania wst\u0119pne Musimy napisa\u0107 kod swift, aby pobra\u0107 dane z Firebase. W tym celu musimy stworzy\u0107 projekt Firebase. Wykonaj poni\u017csze kroki, aby utworzy\u0107 projekt Firebase &#8211; 1. [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.knowband.com\/blog\/pl\/wskazowki\/jak-pobiera\u0107-dane-z-firebase-w-swift-language-ios\/\" \/>\n<meta property=\"og:site_name\" content=\"Knowband Blog | Ecommerce Modules\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Knowband\" \/>\n<meta property=\"article:published_time\" content=\"2019-03-12T12:51:37+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-03-12T12:59:51+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.knowband.com\/blog\/wp-content\/uploads\/2019\/03\/add-project-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"650\" \/>\n\t<meta property=\"og:image:height\" content=\"406\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Mayank Bhaisora\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@KnowbandPlugin\" \/>\n<meta name=\"twitter:site\" content=\"@KnowbandPlugin\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Mayank Bhaisora\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.knowband.com\\\/blog\\\/pl\\\/wskazowki\\\/jak-pobiera%c4%87-dane-z-firebase-w-swift-language-ios\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.knowband.com\\\/blog\\\/pl\\\/wskazowki\\\/jak-pobiera%c4%87-dane-z-firebase-w-swift-language-ios\\\/\"},\"author\":{\"name\":\"Mayank Bhaisora\",\"@id\":\"https:\\\/\\\/www.knowband.com\\\/blog\\\/fr\\\/#\\\/schema\\\/person\\\/8aa4929774f646e515002f1bdb49551e\"},\"headline\":\"Jak pobiera\u0107 dane z Firebase w Swift Language (iOS)?\",\"datePublished\":\"2019-03-12T12:51:37+00:00\",\"dateModified\":\"2019-03-12T12:59:51+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.knowband.com\\\/blog\\\/pl\\\/wskazowki\\\/jak-pobiera%c4%87-dane-z-firebase-w-swift-language-ios\\\/\"},\"wordCount\":459,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.knowband.com\\\/blog\\\/fr\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.knowband.com\\\/blog\\\/pl\\\/wskazowki\\\/jak-pobiera%c4%87-dane-z-firebase-w-swift-language-ios\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.knowband.com\\\/blog\\\/wp-content\\\/uploads\\\/2019\\\/03\\\/add-project-1.png\",\"keywords\":[\"\",\"baza ogniowa\",\"Errorbody {width:35em;margin:0 auto;font-family:Tahoma, Verdana, Arial, sans-serif;}ForbiddenToo many requests from IP: 178.62.17.26Faithfully yours, GTranslate - Translation Proxy.https:\\\/\\\/gtranslate.\",\"Google antymonopolowy przypadek\",\"iOS\",\"pobieranie danych\",\"szybki j\u0119zyk\",\"szybki j\u0119zyk\",\"szybki j\u0119zyk\",\"wskaz\u00f3wki\"],\"articleSection\":[\"Wskaz\u00f3wki\"],\"inLanguage\":\"pl-PL\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.knowband.com\\\/blog\\\/pl\\\/wskazowki\\\/jak-pobiera%c4%87-dane-z-firebase-w-swift-language-ios\\\/\",\"url\":\"https:\\\/\\\/www.knowband.com\\\/blog\\\/pl\\\/wskazowki\\\/jak-pobiera%c4%87-dane-z-firebase-w-swift-language-ios\\\/\",\"name\":\"Jak pobiera\u0107 dane z Firebase w Swift Language (iOS)? 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