1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
|
//history
//external modules
var async = require('async');
//core
var config = require("./config.js");
var logger = require("./logger.js");
var response = require("./response.js");
var models = require("./models");
//public
var History = {
historyGet: historyGet,
historyPost: historyPost,
historyDelete: historyDelete,
updateHistory: updateHistory
};
function getHistory(userid, callback) {
models.User.findOne({
where: {
id: userid
}
}).then(function (user) {
if (!user)
return callback(null, null);
var history = {};
if (user.history)
history = parseHistoryToObject(JSON.parse(user.history));
if (config.debug)
logger.info('read history success: ' + user.id);
return callback(null, history);
}).catch(function (err) {
logger.error('read history failed: ' + err);
return callback(err, null);
});
}
function setHistory(userid, history, callback) {
models.User.update({
history: JSON.stringify(parseHistoryToArray(history))
}, {
where: {
id: userid
}
}).then(function (count) {
return callback(null, count);
}).catch(function (err) {
logger.error('set history failed: ' + err);
return callback(err, null);
});
}
function updateHistory(userid, noteId, document, time) {
if (userid && noteId && typeof document !== 'undefined') {
getHistory(userid, function (err, history) {
if (err || !history) return;
if (!history[noteId]) {
history[noteId] = {};
}
var noteHistory = history[noteId];
var noteInfo = models.Note.parseNoteInfo(document);
noteHistory.id = noteId;
noteHistory.text = noteInfo.title;
noteHistory.time = time || Date.now();
noteHistory.tags = noteInfo.tags;
setHistory(userid, history, function (err, count) {
return;
});
});
}
}
function parseHistoryToArray(history) {
var _history = [];
Object.keys(history).forEach(function (key) {
var item = history[key];
_history.push(item);
});
return _history;
}
function parseHistoryToObject(history) {
var _history = {};
for (var i = 0, l = history.length; i < l; i++) {
var item = history[i];
_history[item.id] = item;
}
return _history;
}
function historyGet(req, res) {
if (req.isAuthenticated()) {
getHistory(req.user.id, function (err, history) {
if (err) return response.errorInternalError(res);
if (!history) return response.errorNotFound(res);
res.send({
history: parseHistoryToArray(history)
});
});
} else {
return response.errorForbidden(res);
}
}
function historyPost(req, res) {
if (req.isAuthenticated()) {
var noteId = req.params.noteId;
if (!noteId) {
if (typeof req.body['history'] === 'undefined') return response.errorBadRequest(res);
if (config.debug)
logger.info('SERVER received history from [' + req.user.id + ']: ' + req.body.history);
try {
var history = JSON.parse(req.body.history);
} catch (err) {
return response.errorBadRequest(res);
}
if (Array.isArray(history)) {
setHistory(req.user.id, history, function (err, count) {
if (err) return response.errorInternalError(res);
res.end();
});
} else {
return response.errorBadRequest(res);
}
} else {
if (typeof req.body['pinned'] === 'undefined') return response.errorBadRequest(res);
getHistory(req.user.id, function (err, history) {
if (err) return response.errorInternalError(res);
if (!history) return response.errorNotFound(res);
if (!history[noteId]) return response.errorNotFound(res);
if (req.body.pinned === 'true' || req.body.pinned === 'false') {
history[noteId].pinned = (req.body.pinned === 'true');
setHistory(req.user.id, history, function (err, count) {
if (err) return response.errorInternalError(res);
res.end();
});
} else {
return response.errorBadRequest(res);
}
});
}
} else {
return response.errorForbidden(res);
}
}
function historyDelete(req, res) {
if (req.isAuthenticated()) {
var noteId = req.params.noteId;
if (!noteId) {
setHistory(req.user.id, [], function (err, count) {
if (err) return response.errorInternalError(res);
res.end();
});
} else {
getHistory(req.user.id, function (err, history) {
if (err) return response.errorInternalError(res);
if (!history) return response.errorNotFound(res);
delete history[noteId];
setHistory(req.user.id, history, function (err, count) {
if (err) return response.errorInternalError(res);
res.end();
});
});
}
} else {
return response.errorForbidden(res);
}
}
module.exports = History;
|
