p5.js-web-editor/client/modules/IDE/actions/uploader.js

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import axios from 'axios';
import { createFile } from './files';
const textFileRegex = /(text\/|application\/json)/;
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const s3BucketHttps = `https://s3-us-west-2.amazonaws.com/${process.env.S3_BUCKET}/`;
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const ROOT_URL = location.href.indexOf('localhost') > 0 ? 'http://localhost:8000/api' : '/api';
const MAX_LOCAL_FILE_SIZE = 80000; // bytes, aka 80 KB
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function localIntercept(file, options = {}) {
return new Promise((resolve, reject) => {
if (!options.readType) {
// const mime = file.type;
// const textType = a(_textTypes).any(type => {
// const re = new RegExp(type);
// return re.test(mime);
// });
// options.readType = textType ? 'readAsText' : 'readAsDataURL';
options.readType = 'readAsText'; // eslint-disable-line
}
const reader = new window.FileReader();
reader.onload = () => {
resolve(reader.result);
};
reader.onerror = () => {
reject(reader.result);
};
// run the reader
reader[options.readType](file);
});
}
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export function dropzoneAcceptCallback(file, done) {
return () => {
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// for text files and small files
// check mime type
// if text, local interceptor
if (file.type.match(textFileRegex) && file.size < MAX_LOCAL_FILE_SIZE) {
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localIntercept(file).then(result => {
file.content = result; // eslint-disable-line
done('Uploading plaintext file locally.');
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})
.catch(result => {
done(`Failed to download file ${file.name}: ${result}`);
console.warn(file);
});
} else {
file.postData = []; // eslint-disable-line
axios.post(`${ROOT_URL}/S3/sign`, {
name: file.name,
type: file.type,
size: file.size,
// _csrf: document.getElementById('__createPostToken').value
},
{
withCredentials: true
})
.then(response => {
file.custom_status = 'ready'; // eslint-disable-line
file.postData = response.data; // eslint-disable-line
file.s3 = response.data.key; // eslint-disable-line
file.previewTemplate.className += ' uploading'; // eslint-disable-line
done();
})
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.catch(response => {
file.custom_status = 'rejected'; // eslint-disable-line
if (response.data.responseText && response.data.responseText.message) {
done(response.data.responseText.message);
}
done('error preparing the upload');
});
}
};
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}
export function dropzoneSendingCallback(file, xhr, formData) {
return () => {
if (!file.type.match(textFileRegex) || file.size >= MAX_LOCAL_FILE_SIZE) {
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Object.keys(file.postData).forEach(key => {
formData.append(key, file.postData[key]);
});
formData.append('Content-type', '');
formData.append('Content-length', '');
formData.append('acl', 'public-read');
}
};
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}
export function dropzoneCompleteCallback(file) {
return (dispatch, getState) => { // eslint-disable-line
if ((!file.type.match(textFileRegex) || file.size >= MAX_LOCAL_FILE_SIZE) && file.status !== 'error') {
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let inputHidden = '<input type="hidden" name="attachments[]" value="';
const json = {
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url: `${s3BucketHttps}${file.postData.key}`,
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originalFilename: file.name
};
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// console.log(json, JSON.stringify(json), JSON.stringify(json).replace('"', '\\"'));
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inputHidden += `${window.btoa(JSON.stringify(json))}" />`;
// document.getElementById('uploader').appendChild(inputHidden);
document.getElementById('uploader').innerHTML += inputHidden;
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const formParams = {
name: file.name,
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url: `${s3BucketHttps}${file.postData.key}`
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};
createFile(formParams)(dispatch, getState);
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} else if (file.content !== undefined) {
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const formParams = {
name: file.name,
content: file.content
};
createFile(formParams)(dispatch, getState);
}
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};
}