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(fix) deleteing files from the fs or fs adapters was broken, and now is not #4513

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(fix) deleteing files from the fs or fs adapters was broken, and now is not #4513

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43c4fac
(fix) deleteing files from the fs or fs adapters was broken, and now …
cadriel Nov 17, 2017
2a86790
when replacing an existing a file remove the old file before replaci…
Mar 15, 2018
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49 changes: 36 additions & 13 deletions fields/types/file/FileType.js
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Original file line number Diff line number Diff line change
Expand Up @@ -47,18 +47,34 @@ file.prototype.upload = function (item, file, callback) {
var field = this;
// TODO; Validate there is actuall a file to upload
debug('[%s.%s] Uploading file for item %s:', this.list.key, this.path, item.id, file);
this.storage.uploadFile(file, function (err, result) {
if (err) return callback(err);
debug('[%s.%s] Uploaded file for item %s with result:', field.list.key, field.path, item.id, result);
item.set(field.path, result);
callback(null, result);
});

var upload = function (item, file, callback) {
field.storage.uploadFile(file, function (err, result) {
if (err) return callback(err);
debug('[%s.%s] Uploaded file for item %s with result:', field.list.key, field.path, item.id, result);
item.set(field.path, result);
callback(null, result);
});
};

if (item[field.path] && item[field.path].filename) {

field.remove(item, function (err, result) {
if (err) return callback(err);
upload(item, file, callback);
});

} else {
upload(item, file, callback);
}

};

/**
* Resets the field value
*/
file.prototype.reset = function (item) {
debug('[%s.%s] Reset file for item %s:', this.list.key, this.path, item);
var value = {};
Object.keys(this.storage.schema).forEach(function (path) {
value[path] = null;
Expand All @@ -69,10 +85,17 @@ file.prototype.reset = function (item) {
/**
* Deletes the stored file and resets the field value
*/
// TODO: Should we accept a callback here? Seems like a good idea.
file.prototype.remove = function (item) {
this.storage.removeFile(item.get(this.path));
this.reset();
file.prototype.remove = function (item, callback) {
const field = this;
const file = item.get(this.path);
debug('[%s.%s] Removing file for item %s:', this.list.key, this.path, item.id, file);
this.storage.removeFile(file, function (err, result) {
// if this file was somehow deleted elsewhere we can ignore this error
if (err && err.statusCode !== 404) return callback(err);
debug('[%s.%s] Removed file for item %s with result:', field.list.key, field.path, item.id, result);
field.reset(item);
callback(null, result);
});
};

/**
Expand Down Expand Up @@ -101,7 +124,7 @@ function validateInput (value) {
// undefined, null and empty values are always valid
if (value === undefined || value === null || value === '') return true;
// If a string is provided, check it is an upload or delete instruction
if (typeof value === 'string' && /^(upload\:)|(delete$)/.test(value)) return true;
if (typeof value === 'string' && /^(upload\:)|(delete$)|(remove$)/.test(value)) return true;
// If the value is an object with a filename property, it is a stored value
// TODO: Need to actually check a dynamic path based on the adapter
if (typeof value === 'object' && value.filename) return true;
Expand Down Expand Up @@ -157,8 +180,8 @@ file.prototype.updateItem = function (item, data, files, callback) {

// Providing the string "remove" removes the file and resets the field
if (value === 'remove') {
this.remove(item);
utils.defer(callback);
return this.remove(item, callback);
// utils.defer(callback);
}

// Find an uploaded file in the files argument, either referenced in the
Expand Down
2 changes: 1 addition & 1 deletion fields/types/file/Readme.md
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@ var storage = new keystone.Storage({
}
});
MyList.add({
file: { type: Types.File, storage: storage }
file: { type: Types.File, storage: storage, autoCleanup: false }
});
```

Expand Down