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feat: Support parsing filename from non-raw GIST url in editor

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* Support filename for non-raw gist
* Fix raw gist URL usage by fetching from CDN
This commit is contained in:
FoxxMD
2022-07-14 12:48:04 -04:00
parent d635e5a65d
commit 67b793c2aa
1 changed files with 52 additions and 27 deletions
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79
src/Web/assets/views/config.ejs
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@@ -242,39 +242,64 @@
</script>
<script defer="defer" src="/public/yaml/entry.js"></script>
<script>
const gistReg = new RegExp(/.*gist.github.com\/.+\/(.+)/i)
const GIST_RAW_REGEX = new RegExp(/.*gist\.github\.com\/(.+)\/(.+)\/raw\/.+/i)
// match[1] = username
// match[2] = gistId
// match[3] = filename (optional)
const gistReg = new RegExp(/.*gist\.github\.com\/(.+)\/([^#\/]+)(?:#file-(.+))?/i)
const blobReg = new RegExp(/.*github.com\/(.+)\/(.+)\/blob\/(.+)/i);
const normalizeGistFileKey = (val) => val.replaceAll(/[^\w\d]/g, '').toLowerCase().trim();
function getPayloadUrl(url) {
console.debug(`Attempting to detect resolvable URL for ${url}`);
let match = url.match(gistReg);
if (match !== null) {
const gistApiUrl = `https://api.github.com/gists/${match[1]}`;
console.debug(`Looks like a non-raw gist URL! Trying to resolve ${gistApiUrl}`);
let match = url.match(GIST_RAW_REGEX);
if(match !== null) {
return new Promise((resolve, reject) => {
fetch(gistApiUrl).then((resp) => {
if (!resp.ok) {
console.error('Response was not OK from Gist API');
resolve(url);
} else {
resp.json().then((data) => {
// get first found file
const fileKeys = Object.keys(data.files);
if (fileKeys.length === 0) {
console.error(`No files found in gist!`);
} else {
if (fileKeys.length > 1) {
console.warn(`More than one file found in gist! Using first found: ${fileKeys[0]}`);
// need to use CDN url or else we get a CORS policy error
resolve(url.replace('gist.github.com', 'gist.githubusercontent.com'));
})
} else {
match = url.match(gistReg);
if (match !== null) {
const gistApiUrl = `https://api.github.com/gists/${match[2]}`;
console.debug(`Looks like a non-raw gist URL! Trying to resolve ${gistApiUrl}`);
return new Promise((resolve, reject) => {
fetch(gistApiUrl).then((resp) => {
if (!resp.ok) {
console.error('Response was not OK from Gist API');
resolve(url);
} else {
resp.json().then((data) => {
// get first found file
const fileKeys = Object.keys(data.files);
if (fileKeys.length === 0) {
console.error(`No files found in gist!`);
} else {
let fileKey = fileKeys[0];
if (fileKeys.length > 1) {
if(match[3] !== undefined) {
//const normalizedFileName = normalizeGistFileKey(match.named.fileName.replace('/^file-/', ''));
const normalizedFileName = normalizeGistFileKey(match[3]);
const matchingKey = fileKeys.find(x => normalizeGistFileKey(x) === normalizedFileName);
if(matchingKey === undefined) {
console.error(`Found Gist ${match[2]} but it did not contain a file named ${match[3]}`);
}
fileKey = matchingKey;
} else {
console.warn(`More than one file found in gist but URL did not specify a filename! Using first found: ${fileKey}`);
}
}
const rawUrl = data.files[fileKey].raw_url;
console.debug(`Resolving raw gist url for file found (${fileKey}) to ${rawUrl}`);
resolve(rawUrl);
}
const rawUrl = data.files[fileKeys[0]].raw_url;
console.debug(`Resolving raw gist url for first file found (${fileKeys[0]}) to ${rawUrl}`);
resolve(rawUrl);
}
});
}
})
});
});
}
})
});
}
}
match = url.match(blobReg);