Function web_req_send

wasm/web_request.js:76–113

(url, async, ctxId)

}

var web_req_send = function (url, async, ctxId) {
    create_web_ctx_if_needed(ctxId);
    var urlCpy = url;
    url = web_req_build_url(url, ctxId);
    var req = new XMLHttpRequest();
    if (async)
        req.timeout = web_req_ctxs[ctxId].timeout;
    req.open(web_req_ctxs[ctxId].method, url, async);
    for (var i = 0; i < web_req_ctxs[ctxId].headers.length; i++) {
        req.setRequestHeader(web_req_ctxs[ctxId].headers[i].key, web_req_ctxs[ctxId].headers[i].value);
    }
    if (web_req_ctxs[ctxId].use_upload_callback) {
        req.upload.addEventListener('progress', (event) => {
            if (event.lengthComputable) {
                var v = event.loaded / event.total;
                Module.ccall('emsCallUploadCallback', 'number', ['number', 'number'], [v, ctxId]);
            }
        });
    }
    if (web_req_ctxs[ctxId].use_download_callback) {
        req.addEventListener('progress', (event) => {
            if (event.lengthComputable) {
                var v = event.loaded / event.total;
                Module.ccall('emsCallDownloadCallback', 'number', ['number', 'number'], [v, ctxId]);
            }
        });
    }
    req.onloadend = (e) => {
        var res = {
            url: urlCpy,
            code: req.status,
            text: req.responseText,
            error: (req.status < 200 || req.status > 399) ? req.statusText : null
        };
        Module.ccall('emsCallResponseCallback', 'number', ['string', 'bool', 'number'], [JSON.stringify(res), async, ctxId]);
    };
    req.send(web_req_get_payload(ctxId));
}

var web_req_sync_download = function (url, outputPath, ctxId) {
    create_web_ctx_if_needed(ctxId);