HackMD/public/js/history.js
2017-01-13 23:06:31 +08:00

372 lines
10 KiB
JavaScript

import store from 'store';
import S from 'string';
import {
checkIfAuth
} from './lib/common/login';
import {
urlpath
} from './lib/config';
window.migrateHistoryFromTempCallback = null;
migrateHistoryFromTemp();
function migrateHistoryFromTemp() {
if (url('#tempid')) {
$.get(`${serverurl}/temp`, {
tempid: url('#tempid')
})
.done(data => {
if (data && data.temp) {
getStorageHistory(olddata => {
if (!olddata || olddata.length == 0) {
saveHistoryToStorage(JSON.parse(data.temp));
}
});
}
})
.always(() => {
let hash = location.hash.split('#')[1];
hash = hash.split('&');
for (let i = 0; i < hash.length; i++)
if (hash[i].indexOf('tempid') == 0) {
hash.splice(i, 1);
i--;
}
hash = hash.join('&');
location.hash = hash;
if (migrateHistoryFromTempCallback)
migrateHistoryFromTempCallback();
});
}
}
export function saveHistory(notehistory) {
checkIfAuth(
() => {
saveHistoryToServer(notehistory);
},
() => {
saveHistoryToStorage(notehistory);
}
);
}
function saveHistoryToStorage(notehistory) {
if (store.enabled)
store.set('notehistory', JSON.stringify(notehistory));
else
saveHistoryToCookie(notehistory);
}
function saveHistoryToCookie(notehistory) {
Cookies.set('notehistory', notehistory, {
expires: 365
});
}
function saveHistoryToServer(notehistory) {
$.post(`${serverurl}/history`, {
history: JSON.stringify(notehistory)
});
}
function saveCookieHistoryToStorage(callback) {
store.set('notehistory', Cookies.get('notehistory'));
callback();
}
export function saveStorageHistoryToServer(callback) {
const data = store.get('notehistory');
if (data) {
$.post(`${serverurl}/history`, {
history: data
})
.done(data => {
callback(data);
});
}
}
function saveCookieHistoryToServer(callback) {
$.post(`${serverurl}/history`, {
history: Cookies.get('notehistory')
})
.done(data => {
callback(data);
});
}
export function clearDuplicatedHistory(notehistory) {
const newnotehistory = [];
for (let i = 0; i < notehistory.length; i++) {
let found = false;
for (let j = 0; j < newnotehistory.length; j++) {
const id = notehistory[i].id.replace(/\=+$/, '');
const newId = newnotehistory[j].id.replace(/\=+$/, '');
if (id == newId || notehistory[i].id == newnotehistory[j].id || !notehistory[i].id || !newnotehistory[j].id) {
const time = (typeof notehistory[i].time === 'number' ? moment(notehistory[i].time) : moment(notehistory[i].time, 'MMMM Do YYYY, h:mm:ss a'));
const newTime = (typeof newnotehistory[i].time === 'number' ? moment(newnotehistory[i].time) : moment(newnotehistory[i].time, 'MMMM Do YYYY, h:mm:ss a'));
if(time >= newTime) {
newnotehistory[j] = notehistory[i];
}
found = true;
break;
}
}
if (!found)
newnotehistory.push(notehistory[i]);
}
return newnotehistory;
}
function addHistory(id, text, time, tags, pinned, notehistory) {
// only add when note id exists
if (id) {
notehistory.push({
id,
text,
time,
tags,
pinned
});
}
return notehistory;
}
export function removeHistory(id, notehistory) {
for (let i = 0; i < notehistory.length; i++) {
if (notehistory[i].id == id) {
notehistory.splice(i, 1);
i -= 1;
}
}
return notehistory;
}
//used for inner
export function writeHistory(title, tags) {
checkIfAuth(
() => {
// no need to do this anymore, this will count from server-side
// writeHistoryToServer(title, tags);
},
() => {
writeHistoryToStorage(title, tags);
}
);
}
function writeHistoryToServer(title, tags) {
$.get(`${serverurl}/history`)
.done(data => {
try {
if (data.history) {
var notehistory = data.history;
} else {
var notehistory = [];
}
} catch (err) {
var notehistory = [];
}
if (!notehistory)
notehistory = [];
const newnotehistory = generateHistory(title, tags, notehistory);
saveHistoryToServer(newnotehistory);
})
.fail((xhr, status, error) => {
console.error(xhr.responseText);
});
}
function writeHistoryToCookie(title, tags) {
try {
var notehistory = Cookies.getJSON('notehistory');
} catch (err) {
var notehistory = [];
}
if (!notehistory)
notehistory = [];
const newnotehistory = generateHistory(title, tags, notehistory);
saveHistoryToCookie(newnotehistory);
}
function writeHistoryToStorage(title, tags) {
if (store.enabled) {
let data = store.get('notehistory');
if (data) {
if (typeof data == "string")
data = JSON.parse(data);
var notehistory = data;
} else
var notehistory = [];
if (!notehistory)
notehistory = [];
const newnotehistory = generateHistory(title, tags, notehistory);
saveHistoryToStorage(newnotehistory);
} else {
writeHistoryToCookie(title, tags);
}
}
if (!Array.isArray) {
Array.isArray = arg => Object.prototype.toString.call(arg) === '[object Array]';
}
function renderHistory(title, tags) {
//console.debug(tags);
const id = urlpath ? location.pathname.slice(urlpath.length + 1, location.pathname.length).split('/')[1] : location.pathname.split('/')[1];
return {
id,
text: title,
time: moment().valueOf(),
tags
};
}
function generateHistory(title, tags, notehistory) {
const info = renderHistory(title, tags);
//keep any pinned data
let pinned = false;
for (let i = 0; i < notehistory.length; i++) {
if (notehistory[i].id == info.id && notehistory[i].pinned) {
pinned = true;
break;
}
}
notehistory = removeHistory(info.id, notehistory);
notehistory = addHistory(info.id, info.text, info.time, info.tags, pinned, notehistory);
notehistory = clearDuplicatedHistory(notehistory);
return notehistory;
}
//used for outer
export function getHistory(callback) {
checkIfAuth(
() => {
getServerHistory(callback);
},
() => {
getStorageHistory(callback);
}
);
}
function getServerHistory(callback) {
$.get(`${serverurl}/history`)
.done(data => {
if (data.history) {
callback(data.history);
}
})
.fail((xhr, status, error) => {
console.error(xhr.responseText);
});
}
function getCookieHistory(callback) {
callback(Cookies.getJSON('notehistory'));
}
export function getStorageHistory(callback) {
if (store.enabled) {
let data = store.get('notehistory');
if (data) {
if (typeof data == "string")
data = JSON.parse(data);
callback(data);
} else
getCookieHistory(callback);
} else {
getCookieHistory(callback);
}
}
export function parseHistory(list, callback) {
checkIfAuth(
() => {
parseServerToHistory(list, callback);
},
() => {
parseStorageToHistory(list, callback);
}
);
}
export function parseServerToHistory(list, callback) {
$.get(`${serverurl}/history`)
.done(data => {
if (data.history) {
parseToHistory(list, data.history, callback);
}
})
.fail((xhr, status, error) => {
console.error(xhr.responseText);
});
}
function parseCookieToHistory(list, callback) {
const notehistory = Cookies.getJSON('notehistory');
parseToHistory(list, notehistory, callback);
}
export function parseStorageToHistory(list, callback) {
if (store.enabled) {
let data = store.get('notehistory');
if (data) {
if (typeof data == "string")
data = JSON.parse(data);
parseToHistory(list, data, callback);
} else
parseCookieToHistory(list, callback);
} else {
parseCookieToHistory(list, callback);
}
}
function parseToHistory(list, notehistory, callback) {
if (!callback) return;
else if (!list || !notehistory) callback(list, notehistory);
else if (notehistory && notehistory.length > 0) {
for (let i = 0; i < notehistory.length; i++) {
//parse time to timestamp and fromNow
const timestamp = (typeof notehistory[i].time === 'number' ? moment(notehistory[i].time) : moment(notehistory[i].time, 'MMMM Do YYYY, h:mm:ss a'));
notehistory[i].timestamp = timestamp.valueOf();
notehistory[i].fromNow = timestamp.fromNow();
notehistory[i].time = timestamp.format('llll');
// prevent XSS
notehistory[i].text = S(notehistory[i].text).escapeHTML().s;
notehistory[i].tags = (notehistory[i].tags && notehistory[i].tags.length > 0) ? S(notehistory[i].tags).escapeHTML().s.split(',') : [];
// add to list
if (notehistory[i].id && list.get('id', notehistory[i].id).length == 0)
list.add(notehistory[i]);
}
}
callback(list, notehistory);
}
export function postHistoryToServer(noteId, data, callback) {
$.post(`${serverurl}/history/${noteId}`, data)
.done(result => callback(null, result))
.fail((xhr, status, error) => {
console.error(xhr.responseText);
return callback(error, null);
});
}
export function deleteServerHistory(noteId, callback) {
$.ajax({
url: `${serverurl}/history${noteId ? '/' + noteId : ""}`,
type: 'DELETE'
})
.done(result => callback(null, result))
.fail((xhr, status, error) => {
console.error(xhr.responseText);
return callback(error, null);
});
}