fluencelabs/dweb-transports
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Undo createReadStream in browser

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Mitra Ardron 2019-04-18 14:10:03 +10:00
parent 99263ec966
commit c176734266
4 changed files with 11 additions and 4 deletions
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1
.gitignore vendored
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@ -2,3 +2,4 @@ node_modules
/package-lock.json /package-lock.json
data.json data.json
/radata/ /radata/
yarn.lock

9
TransportHTTP.js
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@ -31,7 +31,11 @@ class TransportHTTP extends Transport {
this.options = options; this.options = options;
this.urlbase = options.urlbase; this.urlbase = options.urlbase;
this.supportURLs = ['contenthash', 'http','https']; this.supportURLs = ['contenthash', 'http','https'];
this.supportFunctions = ['fetch', 'store', 'add', 'list', 'reverse', 'newlisturls', "get", "set", "keys", "getall", "delete", "newtable", "newdatabase", "createReadStream"]; //Does not support: listmonitor - reverse is disabled somewhere not sure if here or caller this.supportFunctions = ['fetch', 'store', 'add', 'list', 'reverse', 'newlisturls', "get", "set", "keys", "getall", "delete", "newtable", "newdatabase"]; //Does not support: listmonitor - reverse is disabled somewhere not sure if here or caller
if (typeof window === "undefined") {
// running in node, can support createReadStream, (browser can't - see createReadStream below)
this.supportFunctions.push("createReadStream");
}
// noinspection JSUnusedGlobalSymbols // noinspection JSUnusedGlobalSymbols
this.supportFeatures = ['fetch.range']; this.supportFeatures = ['fetch.range'];
this.name = "HTTP"; // For console log etc this.name = "HTTP"; // For console log etc
@ -193,7 +197,8 @@ class TransportHTTP extends Transport {
:param opts: { start: byte to start from; end: optional end byte } :param opts: { start: byte to start from; end: optional end byte }
:returns stream: The readable stream - it is returned immediately, though won't be sending data until the http completes :returns stream: The readable stream - it is returned immediately, though won't be sending data until the http completes
*/ */
// This breaks in browsers ... as 's' doesn't have .pipe but has .pipeTo and .pipeThrough neither of which work with stream.PassThrough
// TODO See https://github.com/nodejs/readable-stream/issues/406 in case its fixed in which case enable createReadStream in constructor above.
debughttp("createreadstream %s %o", Url.parse(url).href, opts); debughttp("createreadstream %s %o", Url.parse(url).href, opts);
let through; let through;
through = new stream.PassThrough(); through = new stream.PassThrough();

2
package.json
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@ -18,7 +18,7 @@
"ipfs-http-client": "^29.1.1", "ipfs-http-client": "^29.1.1",
"ipfs-unixfs": "^0.1.16", "ipfs-unixfs": "^0.1.16",
"node-fetch": "^2.3.0", "node-fetch": "^2.3.0",
"readable-stream": "^3.1.1", "readable-stream": "^3.3.0",
"webpack": "^4.29.3", "webpack": "^4.29.3",
"webtorrent": "^0.103.0", "webtorrent": "^0.103.0",
"wolkjs": "git://github.com/wolkdb/wolkjs.git#master", "wolkjs": "git://github.com/wolkdb/wolkjs.git#master",

3
test.js
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@ -86,7 +86,7 @@ p_test({transport: ["GUN"])
.then(() => test_transports); .then(() => test_transports);
*/ */
/*
// Intentionally testing this with no connection // Intentionally testing this with no connection
const sampleMagnetURL = "magnet:?xt=urn:btih:465HQWPEN374LABVHUBUPBUX4WZU6HDS&tr=http%3A%2F%2Fbt1.archive.org%3A6969%2Fannounce&tr=http%3A%2F%2Fbt2.archive.org%3A6969%2Fannounce&tr=wss%3A%2F%2Fdweb.archive.org%3A6969&tr=wss%3A%2F%2Ftracker.btorrent.xyz&tr=wss%3A%2F%2Ftracker.openwebtorrent.com&tr=wss%3A%2F%2Ftracker.fastcast.nz&ws=https%3A%2F%2Fdweb.me%2Farc%2Farchive.org%2Fdownload%2F&xs=https%3A%2F%2Fdweb.me%2Farc%2Farchive.org%2Ftorrent%2Ffav-mitra/fav-mitra_members.json"; const sampleMagnetURL = "magnet:?xt=urn:btih:465HQWPEN374LABVHUBUPBUX4WZU6HDS&tr=http%3A%2F%2Fbt1.archive.org%3A6969%2Fannounce&tr=http%3A%2F%2Fbt2.archive.org%3A6969%2Fannounce&tr=wss%3A%2F%2Fdweb.archive.org%3A6969&tr=wss%3A%2F%2Ftracker.btorrent.xyz&tr=wss%3A%2F%2Ftracker.openwebtorrent.com&tr=wss%3A%2F%2Ftracker.fastcast.nz&ws=https%3A%2F%2Fdweb.me%2Farc%2Farchive.org%2Fdownload%2F&xs=https%3A%2F%2Fdweb.me%2Farc%2Farchive.org%2Ftorrent%2Ffav-mitra/fav-mitra_members.json";
const sampleMagnetURLMirrorresolve = "http://localhost:4244/magnet/?xt=urn:btih:465HQWPEN374LABVHUBUPBUX4WZU6HDS&tr=http%3A%2F%2Fbt1.archive.org%3A6969%2Fannounce&tr=http%3A%2F%2Fbt2.archive.org%3A6969%2Fannounce&tr=wss%3A%2F%2Fdweb.archive.org%3A6969&tr=wss%3A%2F%2Ftracker.btorrent.xyz&tr=wss%3A%2F%2Ftracker.openwebtorrent.com&tr=wss%3A%2F%2Ftracker.fastcast.nz&ws=https%3A%2F%2Fdweb.me%2Farc%2Farchive.org%2Fdownload%2F&xs=https%3A%2F%2Fdweb.me%2Farc%2Farchive.org%2Ftorrent%2Ffav-mitra/fav-mitra_members.json" const sampleMagnetURLMirrorresolve = "http://localhost:4244/magnet/?xt=urn:btih:465HQWPEN374LABVHUBUPBUX4WZU6HDS&tr=http%3A%2F%2Fbt1.archive.org%3A6969%2Fannounce&tr=http%3A%2F%2Fbt2.archive.org%3A6969%2Fannounce&tr=wss%3A%2F%2Fdweb.archive.org%3A6969&tr=wss%3A%2F%2Ftracker.btorrent.xyz&tr=wss%3A%2F%2Ftracker.openwebtorrent.com&tr=wss%3A%2F%2Ftracker.fastcast.nz&ws=https%3A%2F%2Fdweb.me%2Farc%2Farchive.org%2Fdownload%2F&xs=https%3A%2F%2Fdweb.me%2Farc%2Farchive.org%2Ftorrent%2Ffav-mitra/fav-mitra_members.json"
@ -107,3 +107,4 @@ tests.forEach(t => {
res = DwebTransports.gatewayUrl(url); console.assert( res === t.gw, "GatewayURL:", url, t.gw,"!==", res); res = DwebTransports.gatewayUrl(url); console.assert( res === t.gw, "GatewayURL:", url, t.gw,"!==", res);
res = DwebTransports.p_resolveNames([url]).then(res => console.assert(res[0] === t.resolveM, "Resolve with Mirror", url, t.resolveM, "!==", res )) res = DwebTransports.p_resolveNames([url]).then(res => console.assert(res[0] === t.resolveM, "Resolve with Mirror", url, t.resolveM, "!==", res ))
}) })
*/