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"use strict";
/* eslint-disable mozilla/reject-some-requires */
const { Ci } = require("chrome");
const { KeyCodes } = require("devtools/client/shared/keycodes");
const { Task } = require("devtools/shared/task");
const NetworkHelper = require("devtools/shared/webconsole/network-helper");
/**
* Helper method to get a wrapped function which can be bound to as
* an event listener directly and is executed only when data-key is
* present in event.target.
*
* @param function callback
* Function to execute execute when data-key
* is present in event.target.
* @param bool onlySpaceOrReturn
* Flag to indicate if callback should only be called
when the space or return button is pressed
* @return function
* Wrapped function with the target data-key as the first argument
* and the event as the second argument.
*/
exports.getKeyWithEvent = function (callback, onlySpaceOrReturn) {
return function (event) {
let key = event.target.getAttribute("data-key");
let filterKeyboardEvent = !onlySpaceOrReturn ||
event.keyCode === KeyCodes.DOM_VK_SPACE ||
event.keyCode === KeyCodes.DOM_VK_RETURN;
if (key && filterKeyboardEvent) {
callback.call(null, key);
}
};
};
/**
* Extracts any urlencoded form data sections (e.g. "?foo=bar&baz=42") from a
* POST request.
*
* @param object headers
* The "requestHeaders".
* @param object uploadHeaders
* The "requestHeadersFromUploadStream".
* @param object postData
* The "requestPostData".
* @param object getString
Callback to retrieve a string from a LongStringGrip.
* @return array
* A promise that is resolved with the extracted form data.
*/
exports.getFormDataSections = Task.async(function* (headers, uploadHeaders, postData,
getString) {
let formDataSections = [];
let { headers: requestHeaders } = headers;
let { headers: payloadHeaders } = uploadHeaders;
let allHeaders = [...payloadHeaders, ...requestHeaders];
let contentTypeHeader = allHeaders.find(e => {
return e.name.toLowerCase() == "content-type";
});
let contentTypeLongString = contentTypeHeader ? contentTypeHeader.value : "";
let contentType = yield getString(contentTypeLongString);
if (contentType.includes("x-www-form-urlencoded")) {
let postDataLongString = postData.postData.text;
let text = yield getString(postDataLongString);
for (let section of text.split(/\r\n|\r|\n/)) {
// Before displaying it, make sure this section of the POST data
// isn't a line containing upload stream headers.
if (payloadHeaders.every(header => !section.startsWith(header.name))) {
formDataSections.push(section);
}
}
}
return formDataSections;
});
/**
* Form a data: URI given a mime type, encoding, and some text.
*
* @param {String} mimeType the mime type
* @param {String} encoding the encoding to use; if not set, the
* text will be base64-encoded.
* @param {String} text the text of the URI.
* @return {String} a data: URI
*/
exports.formDataURI = function (mimeType, encoding, text) {
if (!encoding) {
encoding = "base64";
text = btoa(unescape(encodeURIComponent(text)));
}
return "data:" + mimeType + ";" + encoding + "," + text;
};
/**
* Write out a list of headers into a chunk of text
*
* @param array headers
* Array of headers info {name, value}
* @return string text
* List of headers in text format
*/
exports.writeHeaderText = function (headers) {
return headers.map(({name, value}) => name + ": " + value).join("\n");
};
/**
* Helper for getting an abbreviated string for a mime type.
*
* @param string mimeType
* @return string
*/
exports.getAbbreviatedMimeType = function (mimeType) {
if (!mimeType) {
return "";
}
return (mimeType.split(";")[0].split("/")[1] || "").split("+")[0];
};
/**
* Helpers for getting details about an nsIURL.
*
* @param nsIURL | string url
* @return string
*/
exports.getUriNameWithQuery = function (url) {
if (!(url instanceof Ci.nsIURL)) {
url = NetworkHelper.nsIURL(url);
}
let name = NetworkHelper.convertToUnicode(
unescape(url.fileName || url.filePath || "/"));
let query = NetworkHelper.convertToUnicode(unescape(url.query));
return name + (query ? "?" + query : "");
};
exports.getUriHostPort = function (url) {
if (!(url instanceof Ci.nsIURL)) {
url = NetworkHelper.nsIURL(url);
}
return NetworkHelper.convertToUnicode(unescape(url.hostPort));
};
exports.getUriHost = function (url) {
return exports.getUriHostPort(url).replace(/:\d+$/, "");
};
/**
* Convert a nsIContentPolicy constant to a display string
*/
const LOAD_CAUSE_STRINGS = {
[Ci.nsIContentPolicy.TYPE_INVALID]: "invalid",
[Ci.nsIContentPolicy.TYPE_OTHER]: "other",
[Ci.nsIContentPolicy.TYPE_SCRIPT]: "script",
[Ci.nsIContentPolicy.TYPE_IMAGE]: "img",
[Ci.nsIContentPolicy.TYPE_STYLESHEET]: "stylesheet",
[Ci.nsIContentPolicy.TYPE_OBJECT]: "object",
[Ci.nsIContentPolicy.TYPE_DOCUMENT]: "document",
[Ci.nsIContentPolicy.TYPE_SUBDOCUMENT]: "subdocument",
[Ci.nsIContentPolicy.TYPE_REFRESH]: "refresh",
[Ci.nsIContentPolicy.TYPE_XBL]: "xbl",
[Ci.nsIContentPolicy.TYPE_PING]: "ping",
[Ci.nsIContentPolicy.TYPE_XMLHTTPREQUEST]: "xhr",
[Ci.nsIContentPolicy.TYPE_OBJECT_SUBREQUEST]: "objectSubdoc",
[Ci.nsIContentPolicy.TYPE_DTD]: "dtd",
[Ci.nsIContentPolicy.TYPE_FONT]: "font",
[Ci.nsIContentPolicy.TYPE_MEDIA]: "media",
[Ci.nsIContentPolicy.TYPE_WEBSOCKET]: "websocket",
[Ci.nsIContentPolicy.TYPE_CSP_REPORT]: "csp",
[Ci.nsIContentPolicy.TYPE_XSLT]: "xslt",
[Ci.nsIContentPolicy.TYPE_BEACON]: "beacon",
[Ci.nsIContentPolicy.TYPE_FETCH]: "fetch",
[Ci.nsIContentPolicy.TYPE_IMAGESET]: "imageset",
[Ci.nsIContentPolicy.TYPE_WEB_MANIFEST]: "webManifest",
[Ci.nsIContentPolicy.TYPE_SAVEAS_DOWNLOAD]: "saveasDownload"
};
exports.loadCauseString = function (causeType) {
return LOAD_CAUSE_STRINGS[causeType] || "unknown";
};
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