folders.js
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const express = require('express');
const router = express.Router();
const AWS = require("aws-sdk");
const moment = require("moment");
const BUCKET_NAME = "hong-s3-cloud";
let curPath = "";
let user_id = "";
let parentPath = "";
const s3 = new AWS.S3({
accessKeyId: process.env.AWS_ACCESS_KEY_ID,
secretAccessKey: process.env.AWS_SECRET_ACCESS_KEY,
region: "ap-northeast-2"
});
router.get('/show', function(req, res, next) {
console.log(req.query);
user_id = req.query.id;
curPath = req.query.cur;
if (curPath == '/') {
parentPath = '/';
} else {
let pathSplit = curPath.split('/')
console.log(pathSplit);
parentPath = '/';
for (let i = 1; i < pathSplit.length - 2; i++) {
parentPath += pathSplit[i];
parentPath += '/';
}
}
folders = {}
let checkfolder = 'SELECT * FROM folders WHERE location = ? AND user_id = ?;';
connection.query(checkfolder, [curPath, user_id], function(err, rows, fields) {
if (err) {
console.log('select error');
res.status(404).send()
} else {
if (rows.length != 0) {
res.status(200).send({
folders: rows,
cur: curPath,
parentPath: parentPath
})
} else {
res.status(200).send({
folders: rows,
cur: curPath,
parentPath: parentPath
})
}
}
});
});
router.post('/makefolder', function(req, res, next) {
user_id = req.body.user_id;
let cur = req.body.cur;
curPath = user_id + cur;
let folder_name = req.body.folder_name;
let date = moment().format();
let params = {
Bucket: BUCKET_NAME,
Key: curPath + folder_name + '/',
Body: "",
ACL: "public-read-write"
};
let checksql = 'SELECT * FROM folders WHERE location = ? AND folder_name = ?;';
console.log(req.body)
connection.query(checksql, [cur, folder_name], function(err, rows, fields) {
if (rows.length == 0) {
s3.putObject(params, function(err, data) {
if (err) {
console.log('s3 error');
throw err;
} else {
console.log(data);
}
});
let sql = 'INSERT INTO folders (folder_name,location,user_id,created) values (?,?,?,?);';
let values = [folder_name, cur, user_id, date];
connection.query(sql, values, function(err, result, field) {
if (err) {
console.log('insert error');
throw err;
} else {
folders = {}
let checkfolder = 'SELECT * FROM folders WHERE location = ? AND user_id = ?;';
connection.query(checkfolder, [cur, user_id], function(err, rows, fields) {
if (rows.length != 0) {
res.status(200).send({
folders: rows
})
} else {
res.send({ error: "Does not exist" });
}
});
}
});
} else {
res.status(404).send({ error: "same name error" });
}
});
});
router.post('/delfolder', function(req, res, next) {
user_id = req.body.user_id;
curPath = user_id + req.body.cur;
let folder_name = req.body.folder_name;
let params = {
Bucket: BUCKET_NAME + curPath,
Key: folder_name + '/'
};
let checksql = 'SELECT * FROM folders WHERE location = ? AND folder_name = ?;';
let values = [curPath, folder_name];
connection.query(checksql, values, function(err, rows, fields) {
if (rows.length != 0) {
s3.deleteObject(params, function(err, data) {
if (err) {
//throw err;
} else {
let sql = 'DELETE FROM folders WHERE location = ? AND folder_name = ?;';
connection.query(sql, values, function(err, result, field) {
if (err) {
//throw err;
} else {
folders = {}
let checkfolder = 'SELECT * FROM folders WHERE location = ? AND user_id = ?;';
connection.query(checkfolder, [cur, user_id], function(err, rows, fields) {
if (rows.length != 0) {
res.status(200).send({
folders: rows,
cur: curPath
})
} else {
res.send({ error: "Does not exist" });
}
});
}
});
}
});
} else {
res.send({ error: "Does not exist" });
}
});
});
router.post('/move', function(req, res, next) {
user_id = req.body.user_id;
curPath = user_id + req.body.cur;
let name = req.body.mfile;
let newPath = req.body.newPath;
let checkfolder = 'SELECT * FROM folders WHERE location = ? AND folder_name = ?;';
if (req.body.isfolder) {
connection.query(checkfolder, [curPath, name], function(err1, rows, fields) {
if (rows.length != 0) {
let copy_params = {
Bucket: BUCKET_NAME + curPath,
CopySource: BUCKET_NAME + curPath + file + '/',
Key: newPath + file + '/'
};
let del_params = {
Bucket: BUCKET_NAME + curPath,
Key: file + '/'
};
s3.copyObject(copy_params, function(err, data) {
console.log(err, data);
});
s3.deleteObject(del_params, function(err, data) {
console.log(err, data);
});
let values = [newPath, curPath, name];
let updatesql = 'UPDATE folders SET location = ? WHERE location = ? AND folder_name = ?;';
connection.query(updatesql, values, function(err3, result, field) {
if (err3) {
throw err;
} else {
folders = {}
connection.query(checkfolder, [cur, user_id], function(err, rows, fields) {
if (rows.length != 0) {
res.status(200).send({
folders: rows,
cur: curPath
})
} else {
res.send({ error: "Does not exist" });
}
});
}
});
} else {
res.send({ error: "Does not exist" });
}
});
} else {
let checkfile = 'SELECT * FROM files WHERE location = ? AND file_name = ?';
connection.query(checkfile, [curPath, name], function(err1, rows, fields) {
if (rows.length != 0) {
let copy_params = {
Bucket: BUCKET_NAME + curPath,
CopySource: BUCKET_NAME + curPath + file,
Key: newPath + file
};
let del_params = {
Bucket: BUCKET_NAME + curPath,
Key: file
};
s3.copyObject(copy_params, function(err, data) {
console.log(err, data);
});
s3.deleteObject(del_params, function(err, data) {
console.log(err, data);
});
let values = [newPath, curPath, name];
let updatesql = 'UPDATE files SET location = ? WHERE location = ? AND file_name = ?;';
connection.query(updatesql, values, function(err3, result, field) {
if (err3) {
throw err;
} else {
folders = {}
connection.query(checkfolder, [cur, user_id], function(err, rows, fields) {
if (rows.length != 0) {
res.status(200).send({
folders: rows,
cur: curPath
})
} else {
res.send({ error: "Does not exist" });
}
});
}
});
} else {
res.send({ error: "Does not exist" });
}
});
}
});
router.post('/search/:target', function(req, res, next) {
user_id = req.params.id;
let cur = req.params.cur;
folders = {}
let checkfolder = 'SELECT * FROM folders WHERE location = ? AND user_id = ?;';
connection.query(checkfolder, [cur, user_id], function(err, rows, fields) {
if (rows.length != 0) {
res.status(200).send({
folders: folders
})
} else {
res.send({ error: "Does not exist" });
}
});
});
module.exports = router;