2021-06-18 11:20:25 +02:00

35 lines
1013 B
Clojure

;; This Source Code Form is subject to the terms of the Mozilla Public
;; License, v. 2.0. If a copy of the MPL was not distributed with this
;; file, You can obtain one at http://mozilla.org/MPL/2.0/.
;;
;; Copyright (c) UXBOX Labs SL
(ns app.util.uri
(:require
[app.util.object :as obj]
[cuerdas.core :as str]))
(defn uri-name [url]
(let [query-idx (str/last-index-of url "?")
url (if (> query-idx 0) (subs url 0 query-idx) url)
filename (->> (str/split url "/") (last))
ext-idx (str/last-index-of filename ".")]
(if (> ext-idx 0) (subs filename 0 ext-idx) filename)))
(defn data-uri->blob
[data-uri]
(let [[mtype b64-data] (str/split data-uri ";base64,")
mtype (subs mtype (inc (str/index-of mtype ":")))
decoded (.atob js/window b64-data)
size (.-length decoded)
content (js/Uint8Array. size)]
(doseq [i (range 0 size)]
(obj/set! content i (.charCodeAt decoded i)))
(js/Blob. #js [content] #js {"type" mtype})))