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<script>
import Icon from '~/vue_shared/components/icon.vue';
import ItemButton from './button.vue';
export default {
components: {
Icon,
ItemButton,
},
props: {
path: {
type: String,
required: false,
default: '',
},
showLabel: {
type: Boolean,
required: false,
default: true,
},
buttonCssClasses: {
type: String,
required: false,
default: null,
},
},
methods: {
isText(content, fileType) {
const knownBinaryFileTypes = ['image/'];
const knownTextFileTypes = ['text/'];
const isKnownBinaryFileType = knownBinaryFileTypes.find(type => fileType.includes(type));
const isKnownTextFileType = knownTextFileTypes.find(type => fileType.includes(type));
const asciiRegex = /^[ -~\t\n\r]+$/; // tests whether a string contains ascii characters only (ranges from space to tilde, tabs and new lines)
if (isKnownBinaryFileType) {
return false;
}
if (isKnownTextFileType) {
return true;
}
// if it's not a known file type, determine the type by evaluating the file contents
return asciiRegex.test(content);
},
createFile(target, file) {
const { name } = file;
let { result } = target;
const encodedContent = result.split('base64,')[1];
const rawContent = encodedContent ? atob(encodedContent) : '';
const isText = this.isText(rawContent, file.type);
result = isText ? rawContent : encodedContent;
this.$emit('create', {
name: `${this.path ? `${this.path}/` : ''}${name}`,
type: 'blob',
content: result,
base64: !isText,
});
},
readFile(file) {
const reader = new FileReader();
reader.addEventListener('load', e => this.createFile(e.target, file), { once: true });
reader.readAsDataURL(file);
},
openFile() {
Array.from(this.$refs.fileUpload.files).forEach(file => this.readFile(file));
},
startFileUpload() {
this.$refs.fileUpload.click();
},
},
};
</script>
<template>
<div>
<item-button
:class="buttonCssClasses"
:show-label="showLabel"
:icon-classes="showLabel ? 'mr-2' : ''"
:label="__('Upload file')"
class="d-flex"
icon="upload"
@click="startFileUpload"
/>
<input
id="file-upload"
ref="fileUpload"
type="file"
class="hidden"
multiple
@change="openFile"
/>
</div>
</template>
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