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verify the integrity of the data

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buzz-lightsnack-2007 2024-04-16 23:46:21 +08:00
parent 7e33b7da85
commit b4133bb4f8
1 changed files with 45 additions and 14 deletions
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59
scripts/secretariat.js
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@ -4,6 +4,7 @@ Manage the local cache.
import logging from "/scripts/logging.js"; import logging from "/scripts/logging.js";
import texts from "/scripts/strings/read.js"; import texts from "/scripts/strings/read.js";
import hash from "/scripts/strings/hash.js";
/* Read all stored data in the browser cache. /* Read all stored data in the browser cache.
@ -109,6 +110,7 @@ export async function read(DATA_NAME, CLOUD = 0) {
CLOUD = (CLOUD > 0) ? 1 : -1; CLOUD = (CLOUD > 0) ? 1 : -1;
DATA = await read_database(CLOUD); DATA = await read_database(CLOUD);
DATA_RETURNED = (DATA_NAME) ? find_data(DATA, DATA_NAME) : DATA; DATA_RETURNED = (DATA_NAME) ? find_data(DATA, DATA_NAME) : DATA;
return(DATA_RETURNED); return(DATA_RETURNED);
break; break;
} }
@ -216,14 +218,9 @@ export async function write(PATH, DATA, CLOUD = -1) {
@param {object} DATA the data @param {object} DATA the data
@param {number} CLOUD the storage @param {number} CLOUD the storage
*/ */
function write_database(DATA, CLOUD = 0) { const write_database = async (DATA, CLOUD = 0) => {
// If CLOUD is set to 0, it should automatically determine where the previous source of data was taken from. // If CLOUD is set to 0, it should automatically determine where the previous source of data was taken from.
return((CLOUD > 0) ? chrome.storage.sync.set(DATA) : chrome.storage.local.set(DATA));
if (CLOUD > 0) {
chrome.storage.sync.set(DATA);
} else if (CLOUD < 0) {
chrome.storage.local.set(DATA);
}
} }
/* Appropriately nest and merge the data. /* Appropriately nest and merge the data.
@ -245,11 +242,7 @@ export async function write(PATH, DATA, CLOUD = -1) {
if (DATABASE[PATH[`current`]] == null) { if (DATABASE[PATH[`current`]] == null) {
DATABASE[PATH[`current`]] = {}; DATABASE[PATH[`current`]] = {};
} }
DATABASE[PATH[`current`]] = nest( DATABASE[PATH[`current`]] = nest(DATABASE[PATH[`current`]], PATH[`target`], VALUE);
DATABASE[PATH[`current`]],
PATH[`target`],
VALUE,
);
} else { } else {
DATABASE[PATH[`current`]] = VALUE; DATABASE[PATH[`current`]] = VALUE;
} }
@ -257,6 +250,19 @@ export async function write(PATH, DATA, CLOUD = -1) {
return DATABASE; return DATABASE;
} }
const verify = async () => {
let DATA_CHECK = {};
// Verify the presence of the data.
DATA_CHECK[`state`] = await compare([...PATH], DATA);
if (!DATA_CHECK[`state`]) {logging.error((new texts(`error_msg_save_failed`)).localized, String(PATH), JSON.stringify(DATA))} else {
// Inform the user that the saving operation is completed.
notification = new logging (new texts(`saving_done`).localized);
};
return (DATA_CHECK[`state`]);
}
let DATA_ALL = await read(null, CLOUD); let DATA_ALL = await read(null, CLOUD);
if ((DATA_ALL != null && (typeof DATA_ALL).includes(`obj`)) ? Object.keys(DATA_ALL).length <= 0 : true) { if ((DATA_ALL != null && (typeof DATA_ALL).includes(`obj`)) ? Object.keys(DATA_ALL).length <= 0 : true) {
DATA_ALL = {}; DATA_ALL = {};
@ -276,8 +282,33 @@ export async function write(PATH, DATA, CLOUD = -1) {
// Write! // Write!
write_database(DATA_INJECTED, CLOUD); write_database(DATA_INJECTED, CLOUD);
// Inform the user that the saving operation is completed. return (verify());
notification = new logging ((new texts(`saving_done`)).localized); }
/* Compare a data against the stored data. Useful when comparing dictionaries.
@param {string} PATH the name
@param {object} DATA the data to compare to
*/
export async function compare(PATH, DATA) {
/* The actual comparison of data. */
async function comparison(DATA_ONE, DATA_TWO) {
let RESULT = true;
// The first round of checking is on the data type.
RESULT = (typeof DATA_ONE == typeof DATA_TWO) ? ((Array.isArray(DATA_TWO) == Array.isArray(DATA_ONE)) && !((DATA_ONE == null && DATA_TWO != null) || (DATA_ONE != null && DATA_TWO == null))) : false;
RESULT = await hash.digest(DATA_ONE, {"output": "Number"}) == await hash.digest(DATA_TWO, {"output": "Number"});
return (RESULT);
}
let COMPARISON = {};
COMPARISON[`test`] = (PATH) ? DATA : DATA[1];
COMPARISON[`against`] = (PATH) ? (await read(PATH)) : DATA[0];
COMPARISON[`result`] = comparison(COMPARISON[`against`], COMPARISON[`test`]);
// Return the result.
return (COMPARISON[`result`]);
} }
/* Dangerous: Resets all data or a domain's data. /* Dangerous: Resets all data or a domain's data.