102 lines
No EOL
4.2 KiB
JavaScript
102 lines
No EOL
4.2 KiB
JavaScript
/* publish functions */
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function cancelPublish () {
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window.location.href = '/';
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}
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// When a file is selected for publish, validate that file and
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// stage it so it will be ready when the publish button is clicked.
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function previewAndStageFile(selectedFile){
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const publishForm = document.getElementById('publish-form');
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const assetPreview = document.getElementById('asset-preview-target');
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const primaryDropzone = document.getElementById('primary-dropzone');
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const previewReader = new FileReader();
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const nameInput = document.getElementById('claim-name-input');
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const fileSelectionInputError = document.getElementById('input-error-file-selection');
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const thumbnailSelectionTool = document.getElementById('publish-thumbnail');
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const thumbnailSelectionInput = document.getElementById('claim-thumbnail-input');
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// validate the file's name, type, and size
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try {
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console.log('validating file');
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validateFile(selectedFile);
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} catch (error) {
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console.log('file validation failed with error:', error);
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showError(fileSelectionInputError, error.message);
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return;
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}
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// set the image preview, if an image was provided
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console.log('file type:', selectedFile.type)
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if (selectedFile.type !== 'video/mp4') {
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if (selectedFile.type === 'image/gif') {
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assetPreview.innerHTML = `<h2>loading preview...</h2>`
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}
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previewReader.readAsDataURL(selectedFile);
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previewReader.onloadend = function () {
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assetPreview.innerHTML = '<img id="asset-preview" src="' + previewReader.result + '" alt="image preview"/>';
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};
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// clear & hide the thumbnail selection input
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thumbnailSelectionInput.value = '';
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thumbnailSelectionTool.hidden = true;
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} else {
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assetPreview.innerHTML = `<img id="asset-preview" src="/assets/img/black_video_play.jpg"/>`;
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// clear & show the thumbnail selection input
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thumbnailSelectionInput.value = '';
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thumbnailSelectionTool.hidden = false;
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}
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// hide the drop zone
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primaryDropzone.setAttribute('class', 'hidden');
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publishForm.setAttribute('class', 'row')
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// set the name input value to the image name if none is set yet
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if (nameInput.value === "") {
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var filename = selectedFile.name.substring(0, selectedFile.name.indexOf('.'))
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nameInput.value = cleanseClaimName(filename);
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checkClaimName(nameInput.value);
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}
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// store the selected file for upload
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stagedFiles = [selectedFile];
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}
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// Validate the publish submission and then trigger upload
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function publishStagedFile(event) {
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// prevent default so this script can handle submission
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event.preventDefault();
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// declare variables
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const claimName = document.getElementById('claim-name-input').value;
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let channelName = document.getElementById('channel-name-select').value;
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const fileSelectionInputError = document.getElementById('input-error-file-selection');
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const claimNameError = document.getElementById('input-error-claim-name');
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const channelSelectError = document.getElementById('input-error-channel-select');
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const publishSubmitError = document.getElementById('input-error-publish-submit');
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let anonymousOrInChannel;
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// replace channelName with 'anonymous' if appropriate
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const radios = document.getElementsByName('anonymous-or-channel');
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for (let i = 0; i < radios.length; i++) {
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if (radios[i].checked) {
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// do whatever you want with the checked radio
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anonymousOrInChannel = radios[i].value;
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// only one radio can be logically checked, don't check the rest
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break;
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}
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}
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if (anonymousOrInChannel === 'anonymous') {
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channelName = null;
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};
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// validate, submit, and handle response
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validateFilePublishSubmission(stagedFiles, claimName, channelName)
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.then(() => {
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uploader.submitFiles(stagedFiles);
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})
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.catch(error => {
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if (error.name === 'FileError') {
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showError(fileSelectionInputError, error.message);
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} else if (error.name === 'NameError') {
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showError(claimNameError, error.message);
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} else if (error.name === 'ChannelNameError'){
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console.log(error);
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showError(channelSelectError, error.message);
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} else {
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showError(publishSubmitError, error.message);
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}
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return;
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})
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}; |