Files
slop-farmer-extension/scripts/report-slop.js
Jack Case 75d141099b wrapping db functions in promises
added get_slop_store function
2025-10-16 19:48:53 +00:00

124 lines
3.4 KiB
JavaScript

function setup_storage_db() {
/* create indexeddb object store to retain objects in the form of
* {"domain": "domain.tld",
* "paths": [
* "page/1",
* "page/2"
* ]
* }
*/
let db
const db_request = window.indexedDB.open("SlopDB", 1)
db_request.onerror = (event) => {
// handle error
}
db_request.onsuccess = (event) => {
// create objectstore
db = event.target.result
}
db_request.onupgradeneeded = (event) => {
db = event.target.result
const slop_store = db.createObjectStore("slop", {keyPath: "domain"})
}
}
function on_install_handler() {
setup_storage_db()
}
async function get_slop_store(readwrite) {
const slop_store_promise = new Promise((resolve, reject) => {
const db_request = window.indexedDB.open("SlopDB", 1)
db_request.onsuccess = (event) => {
const db = event.target.result
const transaction = db.transaction(["slop"], readwrite ? "readwrite" : null)
slop_store = transaction.objectStore("slop")
resolve(slop_store)
}
db_request.onerror = (event) => {
reject(event)
}
})
return await slop_store_promise
}
function insert_slop(domain, path) {
let db
const db_request = window.indexedDB.open("SlopDB", 1)
db_request.onsuccess = (event) => {
db = event.target.result
const transaction = db.transaction(["slop"], "readwrite")
const slop_store = transaction.objectStore("slop")
// is this domain already stored?
const request = slop_store.get(domain)
request.onsuccess = (event) => {
let result = request.result
if (result) {
// domain exists, add this path
result.paths.add(path)
}
else {
// create a new domain object
const paths_set = new Set()
paths_set.add(path)
result = {domain: domain, paths: paths_set}
}
// persist to indexeddb
const store_request = slop_store.put(result)
store_request.onsuccess = (event) => {
console.log(domain, path, "stored")
}
}
}
}
async function check_slop(url) {
const slop_url = new URL(url)
const slop_store = await get_slop_store(false)
const known_slop = new Promise((resolve, reject) => {
const request = slop_store.get(slop_url.hostname)
request.onsuccess = (event) => {
resolve(request.result)
}
request.onerror = (event) => {
reject(event)
}
})
slop_object = await known_slop
let result = {slop_domain: false, slop_path: false}
if (slop_object) {
// domain was found
result.slop_domain = true
if (slop_object.paths.has(slop_url.pathname)) {
// specific page was found
result.slop_path = true
}
}
return result
}
async function on_button_clicked_handler(tab) {
// insert the current tab's page into slop storage
const tab_url = new URL(tab.url)
const domain = tab_url.hostname
const path = tab_url.pathname
insert_slop(domain, path)
}
browser.runtime.onInstalled.addListener(on_install_handler)
browser.pageAction.onClicked.addListener(on_button_clicked_handler)