add-file-to-drive - 見通しを良くする

This commit is contained in:
otofune 2017-11-14 04:54:47 +09:00
parent 519bb82b03
commit 51faa7a227
1 changed files with 149 additions and 146 deletions

View File

@ -32,29 +32,18 @@ const addToGridFS = (name: string, readable: stream.Readable, type: string, meta
readable.pipe(writeStream);
}));
/**
* Add file to drive
*
* @param user User who wish to add file
* @param file File path or readableStream
* @param comment Comment
* @param type File type
* @param folderId Folder ID
* @param force If set to true, forcibly upload the file even if there is a file with the same hash.
* @return Object that represents added file
*/
export default (
const addFile = async (
user: any,
file: string | stream.Readable,
name: string = null,
comment: string = null,
folderId: mongodb.ObjectID = null,
force: boolean = false
) => new Promise<any>((resolve, reject) => {
) => {
log(`registering ${name} (user: ${user.username})`);
// Get file path
new Promise((res: (v: string) => void, rej) => {
const path = await new Promise((res: (v: string) => void, rej) => {
if (typeof file === 'string') {
res(file);
return;
@ -75,10 +64,10 @@ export default (
.catch(rej);
}
rej(new Error('un-compatible file.'));
})
});
// Calculate hash, get content type and get file size
.then(path => Promise.all([
path,
const [hash, [mime, ext], size] = await Promise.all([
// hash
((): Promise<string> => new Promise((res, rej) => {
const readable = fs.createReadStream(path);
@ -115,8 +104,8 @@ export default (
res(stats.size);
});
}))()
]))
.then(async ([path, hash, [mime, ext], size]) => {
]);
log(`hash: ${hash}, mime: ${mime}, ext: ${ext}, size: ${size}`);
// detect name
@ -131,7 +120,7 @@ export default (
if (much !== null) {
log('file with same hash is found');
return resolve(much);
return much;
} else {
log('file with same hash is not found');
}
@ -209,7 +198,21 @@ export default (
comment: comment,
properties: properties
});
})
};
/**
* Add file to drive
*
* @param user User who wish to add file
* @param file File path or readableStream
* @param comment Comment
* @param type File type
* @param folderId Folder ID
* @param force If set to true, forcibly upload the file even if there is a file with the same hash.
* @return Object that represents added file
*/
export default (user: any, file: string | stream.Readable, ...args) => new Promise<any>((resolve, reject) => {
addFile(user, file, ...args)
.then(file => {
log(`drive file has been created ${file._id}`);
resolve(file);