319 lines
14 KiB
JavaScript
319 lines
14 KiB
JavaScript
#include msgbox.jsx
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#include utility.js
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#include ext/eeprom.js
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let MszForumEditorAllowClose = false;
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const MszForumEditor = function(form) {
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if(!(form instanceof Element))
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throw 'form must be an instance of element';
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const buttonsElem = form.querySelector('.js-forum-posting-buttons'),
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textElem = form.querySelector('.js-forum-posting-text'),
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parserElem = form.querySelector('.js-forum-posting-parser'),
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previewElem = form.querySelector('.js-forum-posting-preview'),
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modeElem = form.querySelector('.js-forum-posting-mode'),
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markupBtns = form.querySelectorAll('.js-forum-posting-markup');
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const bbBtns = $q('.forum__post__actions--bbcode'),
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mdBtns = $q('.forum__post__actions--markdown');
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let lastPostText = '',
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lastPostParser;
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MszEEPROM.init()
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.catch(() => console.error('Failed to initialise EEPROM'))
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.then(() => {
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const eepromClient = new EEPROM(peepApp, `${peepPath}/uploads`, '');
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const eepromHistory = <div class="eeprom-widget-history-items"/>;
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const eepromHandleFileUpload = file => {
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const uploadElemNameValue = <div class="eeprom-widget-file-name-value" title={file.name}>{file.name}</div>;
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const uploadElemName = <a class="eeprom-widget-file-name" target="_blank">{uploadElemNameValue}</a>;
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const uploadElemProgressText = <div class="eeprom-widget-file-progress">Please wait...</div>;
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const uploadElemProgressBarValue = <div class="eeprom-widget-file-bar-fill" style={{ width: '0%' }}/>;
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const uploadElem = <div class="eeprom-widget-file">
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<div class="eeprom-widget-file-info">
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{uploadElemName}
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{uploadElemProgressText}
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</div>
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<div class="eeprom-widget-file-bar">
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{uploadElemProgressBarValue}
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</div>
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</div>;
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if(eepromHistory.children.length > 0)
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$ib(eepromHistory.firstChild, uploadElem);
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else
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eepromHistory.appendChild(uploadElem);
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const explodeUploadElem = () => $r(uploadElem);
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const uploadTask = eepromClient.createUpload(file);
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uploadTask.onProgress = function(progressInfo) {
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const progressValue = `${progressInfo.progress}%`;
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uploadElemProgressBarValue.style.width = progressValue;
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uploadElemProgressText.textContent = `${progressValue} (${progressInfo.total - progressInfo.loaded} bytes remaining)`;
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};
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uploadTask.onFailure = function(errorInfo) {
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if(!errorInfo.userAborted) {
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let errorText = 'Was unable to upload file.';
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switch(errorInfo.error) {
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case EEPROM.ERR_INVALID:
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errorText = 'Upload request was invalid.';
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break;
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case EEPROM.ERR_AUTH:
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errorText = 'Upload authentication failed, refresh and try again.';
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break;
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case EEPROM.ERR_ACCESS:
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errorText = "You're not allowed to upload files.";
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break;
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case EEPROM.ERR_GONE:
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errorText = 'Upload client has a configuration error or the server is gone.';
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break;
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case EEPROM.ERR_DMCA:
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errorText = 'This file has been uploaded before and was removed for copyright reasons, you cannot upload this file.';
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break;
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case EEPROM.ERR_SERVER:
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errorText = 'Upload server returned a critical error, try again later.';
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break;
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case EEPROM.ERR_SIZE:
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if(errorInfo.maxSize < 1)
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errorText = 'Selected file is too large.';
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else {
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const types = ['bytes', 'KB', 'MB', 'GB', 'TB'],
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typeIndex = parseInt(Math.floor(Math.log(errorInfo.maxSize) / Math.log(1024))),
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number = Math.round(errorInfo.maxSize / Math.pow(1024, _i), 2);
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errorText = `Upload may not be larger than ${number} ${types[typeIndex]}.`;
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}
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break;
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}
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uploadElem.classList.add('eeprom-widget-file-fail');
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uploadElemProgressText.textContent = errorText;
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MszShowMessageBox(errorText, 'Upload Error');
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}
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};
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uploadTask.onComplete = function(fileInfo) {
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uploadElem.classList.add('eeprom-widget-file-done');
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uploadElemName.href = fileInfo.url;
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uploadElemProgressText.textContent = '';
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const insertTheLinkIntoTheBoxEx2 = function() {
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const parserMode = parseInt(parserElem.value);
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let insertText = location.protocol + fileInfo.url;
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if(parserMode == 1) { // bbcode
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if(fileInfo.isImage())
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insertText = `[img]${fileInfo.url}[/img]`;
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else if(fileInfo.isAudio())
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insertText = `[audio]${fileInfo.url}[/audio]`;
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else if(fileInfo.isVideo())
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insertText = `[video]${fileInfo.url}[/video]`;
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} else if(parserMode == 2) { // markdown
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if(fileInfo.isMedia())
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insertText = ``;
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}
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$insertTags(textElem, insertText, '');
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textElem.value = textElem.value.trim();
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};
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uploadElemProgressText.appendChild(<a href="javascript:void(0)" onclick={() => insertTheLinkIntoTheBoxEx2()}>Insert</a>);
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uploadElemProgressText.appendChild($t(' '));
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uploadElemProgressText.appendChild(<a href="javascript:void(0)" onclick={() => {
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eepromClient.deleteUpload(fileInfo).start();
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explodeUploadElem();
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}}>Delete</a>);
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insertTheLinkIntoTheBoxEx2();
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};
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uploadTask.start();
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};
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const eepromFormInput = <input type="file" multiple={true} class="eeprom-widget-form-input"
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onchange={() => {
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const files = eepromFormInput.files;
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for(const file of files)
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eepromHandleFileUpload(file);
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eepromFormInput.value = '';
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}}/>;
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const eepromForm = <label class="eeprom-widget-form">
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{eepromFormInput}
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<div class="eeprom-widget-form-text">
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Select Files...
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</div>
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</label>;
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const eepromWidget = <div class="eeprom-widget">
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{eepromForm}
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<div class="eeprom-widget-history">
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{eepromHistory}
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</div>
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</div>;
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form.appendChild(eepromWidget);
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textElem.addEventListener('paste', ev => {
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if(ev.clipboardData && ev.clipboardData.files.length > 0) {
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ev.preventDefault();
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const files = ev.clipboardData.files;
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for(const file of files)
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eepromHandleFileUpload(file);
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}
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});
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document.body.addEventListener('dragenter', ev => {
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ev.preventDefault();
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ev.stopPropagation();
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});
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document.body.addEventListener('dragover', ev => {
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ev.preventDefault();
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ev.stopPropagation();
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});
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document.body.addEventListener('dragleave', ev => {
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ev.preventDefault();
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ev.stopPropagation();
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});
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document.body.addEventListener('drop', ev => {
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ev.preventDefault();
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ev.stopPropagation();
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if(ev.dataTransfer && ev.dataTransfer.files.length > 0) {
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const files = ev.dataTransfer.files;
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for(const file of files)
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eepromHandleFileUpload(file);
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}
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});
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});
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// hack: don't prompt user when hitting submit, really need to make this not stupid.
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buttonsElem.firstChild.addEventListener('click', () => MszForumEditorAllowClose = true);
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window.addEventListener('beforeunload', function(ev) {
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if(!MszForumEditorAllowClose && textElem.value.length > 0) {
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ev.preventDefault();
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ev.returnValue = '';
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}
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});
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for(const button of markupBtns)
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button.addEventListener('click', () => $insertTags(textElem, button.dataset.tagOpen, button.dataset.tagClose));
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const switchButtons = parser => {
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parser = parseInt(parser);
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bbBtns.hidden = parser !== 1;
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mdBtns.hidden = parser !== 2;
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};
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const renderPreview = async (parser, text) => {
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if(typeof text !== 'string')
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return '';
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const formData = new FormData;
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formData.append('post[mode]', 'preview');
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formData.append('post[text]', text);
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formData.append('post[parser]', parseInt(parser));
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const result = await $x.post('/forum/posting.php', { authed: true }, formData);
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return result.body();
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};
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const previewBtn = <button class="input__button" type="button" value="preview">Preview</button>;
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previewBtn.addEventListener('click', function() {
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if(previewBtn.value === 'back') {
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previewElem.setAttribute('hidden', 'hidden');
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textElem.removeAttribute('hidden');
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previewBtn.value = 'preview';
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previewBtn.textContent = 'Preview';
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modeElem.textContent = modeElem.dataset.original;
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modeElem.dataset.original = null;
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} else {
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const postText = textElem.value,
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postParser = parseInt(parserElem.value);
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if(lastPostText === postText && lastPostParser === postParser) {
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previewElem.removeAttribute('hidden');
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textElem.setAttribute('hidden', 'hidden');
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previewBtn.value = 'back';
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previewBtn.textContent = 'Edit';
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modeElem.dataset.original = modeElem.textContent;
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modeElem.textContent = 'Previewing';
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return;
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}
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parserElem.setAttribute('disabled', 'disabled');
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previewBtn.setAttribute('disabled', 'disabled');
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previewBtn.classList.add('input__button--busy');
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renderPreview(postParser, postText)
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.catch(() => {
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previewElem.innerHTML = '';
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MszShowMessageBox('Failed to render preview.');
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})
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.then(body => {
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previewElem.classList.toggle('markdown', postParser === 2);
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lastPostText = postText;
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lastPostParser = postParser;
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previewElem.innerHTML = body;
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MszEmbed.handle($qa('.js-msz-embed-media'));
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previewElem.removeAttribute('hidden');
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textElem.setAttribute('hidden', 'hidden');
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previewBtn.value = 'back';
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previewBtn.textContent = 'Back';
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previewBtn.removeAttribute('disabled');
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parserElem.removeAttribute('disabled');
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previewBtn.classList.remove('input__button--busy');
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modeElem.dataset.original = modeElem.textContent;
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modeElem.textContent = 'Previewing';
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});
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}
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});
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buttonsElem.insertBefore(previewBtn, buttonsElem.firstChild);
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switchButtons(parserElem.value);
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parserElem.addEventListener('change', () => {
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const postParser = parseInt(parserElem.value);
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switchButtons(postParser);
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if(previewElem.hasAttribute('hidden'))
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return;
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// dunno if this would even be possible, but ech
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if(postParser === lastPostParser)
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return;
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parserElem.setAttribute('disabled', 'disabled');
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previewBtn.setAttribute('disabled', 'disabled');
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previewBtn.classList.add('input__button--busy');
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renderPreview(postParser, lastPostText)
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.catch(() => {
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previewElem.innerHTML = '';
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MszShowMessageBox('Failed to render preview.');
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})
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.then(body => {
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previewElem.classList.add('markdown', postParser === 2);
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lastPostParser = postParser;
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previewElem.innerHTML = body;
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MszEmbed.handle($qa('.js-msz-embed-media'));
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previewBtn.removeAttribute('disabled');
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parserElem.removeAttribute('disabled');
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previewBtn.classList.remove('input__button--busy');
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});
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});
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};
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