ionic save base64 as file
let UUID = 'empleado-' + (new Date().getTime()).toString(16);
// imagen = data:image/jpeg;base64,/9j/4........
let realData = imagen.split(",")[1];
let blob = this.b64toBlob(realData, 'image/jpeg');
this.file.checkDir(this.file.externalApplicationStorageDirectory, 'DirectorioFotos')
.then(_ => {
this.file.writeFile(this.file.externalApplicationStorageDirectory + 'DirectorioFotos/', UUID + '.jpg', blob).then(response => {
// ACTION
}).catch(err => {
// ACTION
})
})
.catch(err => {
this.file.createDir(this.file.externalApplicationStorageDirectory, 'DirectorioFotos', false).then(result => {
this.file.writeFile(this.file.externalApplicationStorageDirectory + 'DirectorioFotos/', UUID + '.jpg', blob).then(response => {
// ACTION
}).catch(err => {
// ACTION
})
})
});
//convert base64 to blob
b64toBlob(b64Data, contentType) {
contentType = contentType || '';
var sliceSize = 512;
var byteCharacters = atob(b64Data);
var byteArrays = [];
for (var offset = 0; offset < byteCharacters.length; offset += sliceSize) {
var slice = byteCharacters.slice(offset, offset + sliceSize);
var byteNumbers = new Array(slice.length);
for (var i = 0; i < slice.length; i++) {
byteNumbers[i] = slice.charCodeAt(i);
}
var byteArray = new Uint8Array(byteNumbers);
byteArrays.push(byteArray);
}
var blob = new Blob(byteArrays, {type: contentType});
return blob;
}