spee.ch/public/assets/js/publishFileFunctions.js
2017-10-02 11:47:12 -07:00

62 lines
No EOL
2.4 KiB
JavaScript

/* publish functions */
// When a file is selected for publish, validate that file and
// stage it so it will be ready when the publish button is clicked.
function previewAndStageFile(selectedFile){
const publishForm = document.getElementById('publish-form-wrapper');
var previewHolder = document.getElementById('asset-preview-holder');
var dropzoneWrapper = document.getElementById('publish-dropzone-wrapper');
var previewReader = new FileReader();
var nameInput = document.getElementById('claim-name-input');
// validate the file's name, type, and size
try {
validateFile(selectedFile);
} catch (error) {
showError('input-error-file-selection', error.message);
return;
}
// set the image preview, if an image was provided
if (selectedFile.type !== 'video/mp4') {
previewReader.readAsDataURL(selectedFile);
previewReader.onloadend = function () {
previewHolder.innerHTML = '<img width="100%" src="' + previewReader.result + '" alt="image preview"/>';
};
}
// hide the drop zone
dropzoneWrapper.hidden = true;
publishForm.hidden = false;
// set the name input value to the image name if none is set yet
if (nameInput.value === "") {
var filename = selectedFile.name.substring(0, selectedFile.name.indexOf('.'))
nameInput.value = cleanseClaimName(filename);
checkClaimName(nameInput.value);
}
// store the selected file for upload
stagedFiles = [selectedFile];
}
// Validate the publish submission and then trigger publishing.
function publishSelectedImage(event) {
var claimName = document.getElementById('claim-name-input').value;
var channelName = document.getElementById('channel-name-select').value;
// prevent default so this script can handle submission
event.preventDefault();
// validate, submit, and handle response
validateFilePublishSubmission(stagedFiles, claimName, channelName)
.then(() => {
uploader.submitFiles(stagedFiles);
})
.catch(error => {
if (error.name === 'FileError') {
showError(document.getElementById('input-error-file-selection'), error.message);
} else if (error.name === 'NameError') {
showError(document.getElementById('input-error-claim-name'), error.message);
} else if (error.name === 'ChannelNameError'){
console.log(error);
showError(document.getElementById('input-error-channel-select'), error.message);
} else {
showError(document.getElementById('input-error-publish-submit'), error.message);
}
return;
})
};