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-rw-r--r--ext/js/background/request-builder.js50
1 files changed, 50 insertions, 0 deletions
diff --git a/ext/js/background/request-builder.js b/ext/js/background/request-builder.js
index f4f685be..48fe2dd9 100644
--- a/ext/js/background/request-builder.js
+++ b/ext/js/background/request-builder.js
@@ -31,7 +31,13 @@ export class RequestBuilder {
* Creates a new instance.
*/
constructor() {
+ /**
+ *
+ */
this._textEncoder = new TextEncoder();
+ /**
+ *
+ */
this._ruleIds = new Set();
}
@@ -160,6 +166,9 @@ export class RequestBuilder {
// Private
+ /**
+ *
+ */
async _clearSessionRules() {
const rules = await this._getSessionRules();
@@ -173,6 +182,9 @@ export class RequestBuilder {
await this._updateSessionRules({removeRuleIds});
}
+ /**
+ *
+ */
_getSessionRules() {
return new Promise((resolve, reject) => {
chrome.declarativeNetRequest.getSessionRules((result) => {
@@ -186,6 +198,10 @@ export class RequestBuilder {
});
}
+ /**
+ *
+ * @param options
+ */
_updateSessionRules(options) {
return new Promise((resolve, reject) => {
chrome.declarativeNetRequest.updateSessionRules(options, () => {
@@ -199,6 +215,10 @@ export class RequestBuilder {
});
}
+ /**
+ *
+ * @param options
+ */
async _tryUpdateSessionRules(options) {
try {
await this._updateSessionRules(options);
@@ -208,6 +228,9 @@ export class RequestBuilder {
}
}
+ /**
+ *
+ */
async _clearDynamicRules() {
const rules = await this._getDynamicRules();
@@ -221,6 +244,9 @@ export class RequestBuilder {
await this._updateDynamicRules({removeRuleIds});
}
+ /**
+ *
+ */
_getDynamicRules() {
return new Promise((resolve, reject) => {
chrome.declarativeNetRequest.getDynamicRules((result) => {
@@ -234,6 +260,10 @@ export class RequestBuilder {
});
}
+ /**
+ *
+ * @param options
+ */
_updateDynamicRules(options) {
return new Promise((resolve, reject) => {
chrome.declarativeNetRequest.updateDynamicRules(options, () => {
@@ -247,6 +277,9 @@ export class RequestBuilder {
});
}
+ /**
+ *
+ */
_getNewRuleId() {
let id = 1;
while (this._ruleIds.has(id)) {
@@ -257,15 +290,27 @@ export class RequestBuilder {
return id;
}
+ /**
+ *
+ * @param url
+ */
_getOriginURL(url) {
const url2 = new URL(url);
return `${url2.protocol}//${url2.host}`;
}
+ /**
+ *
+ * @param url
+ */
_escapeDnrUrl(url) {
return url.replace(/[|*^]/g, (char) => this._urlEncodeUtf8(char));
}
+ /**
+ *
+ * @param text
+ */
_urlEncodeUtf8(text) {
const array = this._textEncoder.encode(text);
let result = '';
@@ -275,6 +320,11 @@ export class RequestBuilder {
return result;
}
+ /**
+ *
+ * @param items
+ * @param totalLength
+ */
static _joinUint8Arrays(items, totalLength) {
if (items.length === 1) {
const {array, length} = items[0];