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authorJoel Kronqvist <work.joelkronqvist@pm.me>2022-03-11 20:46:06 +0200
committerJoel Kronqvist <work.joelkronqvist@pm.me>2022-03-11 20:46:06 +0200
commit080c5819d87b933816d724a83f3bf4f1686770a7 (patch)
tree4a2ccc68b27edf7d4cbc586c932cc7542b655e19 /node_modules/data-urls/lib/parser.js
parent5ac7049a9d30733165cc212dee308163c2a14644 (diff)
parentd003b82235a9329f912522a2f70aa950dfce4998 (diff)
downloadLYLLRuoka-080c5819d87b933816d724a83f3bf4f1686770a7.tar.gz
LYLLRuoka-080c5819d87b933816d724a83f3bf4f1686770a7.zip
Merge branch 'master' of https://github.com/JoelHMikael/FoodJS
Updating remote changes
Diffstat (limited to 'node_modules/data-urls/lib/parser.js')
-rw-r--r--node_modules/data-urls/lib/parser.js74
1 files changed, 74 insertions, 0 deletions
diff --git a/node_modules/data-urls/lib/parser.js b/node_modules/data-urls/lib/parser.js
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+++ b/node_modules/data-urls/lib/parser.js
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+"use strict";
+const MIMEType = require("whatwg-mimetype");
+const { parseURL, serializeURL } = require("whatwg-url");
+const {
+ stripLeadingAndTrailingASCIIWhitespace,
+ stringPercentDecode,
+ isomorphicDecode,
+ forgivingBase64Decode
+} = require("./utils.js");
+
+module.exports = stringInput => {
+ const urlRecord = parseURL(stringInput);
+
+ if (urlRecord === null) {
+ return null;
+ }
+
+ return module.exports.fromURLRecord(urlRecord);
+};
+
+module.exports.fromURLRecord = urlRecord => {
+ if (urlRecord.scheme !== "data") {
+ return null;
+ }
+
+ const input = serializeURL(urlRecord, true).substring("data:".length);
+
+ let position = 0;
+
+ let mimeType = "";
+ while (position < input.length && input[position] !== ",") {
+ mimeType += input[position];
+ ++position;
+ }
+ mimeType = stripLeadingAndTrailingASCIIWhitespace(mimeType);
+
+ if (position === input.length) {
+ return null;
+ }
+
+ ++position;
+
+ const encodedBody = input.substring(position);
+
+ let body = stringPercentDecode(encodedBody);
+
+ // Can't use /i regexp flag because it isn't restricted to ASCII.
+ const mimeTypeBase64MatchResult = /(.*); *[Bb][Aa][Ss][Ee]64$/.exec(mimeType);
+ if (mimeTypeBase64MatchResult) {
+ const stringBody = isomorphicDecode(body);
+ body = forgivingBase64Decode(stringBody);
+
+ if (body === null) {
+ return null;
+ }
+ mimeType = mimeTypeBase64MatchResult[1];
+ }
+
+ if (mimeType.startsWith(";")) {
+ mimeType = "text/plain" + mimeType;
+ }
+
+ let mimeTypeRecord;
+ try {
+ mimeTypeRecord = new MIMEType(mimeType);
+ } catch (e) {
+ mimeTypeRecord = new MIMEType("text/plain;charset=US-ASCII");
+ }
+
+ return {
+ mimeType: mimeTypeRecord,
+ body
+ };
+};