var ITEM_FILE_SOURCE = 'fileSource'; $('input[name=image]').wrap($('
')); $('body').on('change', 'input[name=image]', function(event) { var file = event.target.files[0]; if(file.type.match('image.*')) { var fileReader = new FileReader(); fileReader.addEventListener("load", function(event) { var wrapper = $('.file_wrap'); wrapper.find('.file-thumb').remove(); wrapper.append( $('
') ); }); fileReader.readAsDataURL(file); } }); var form = $('#form'); $('textarea').keypress(function(event) { if ((event.which == 10 || event.which == 13) && event.ctrlKey) { form.find('input[type=submit]').click(); } }); $('#preview-button').click(function() { var data = { raw_text: $('textarea').val() } var diffUrl = '/api/preview/'; $.post(diffUrl, data, function(data) { var previewTextBlock = $('#preview-text'); previewTextBlock.html(data); previewTextBlock.show(); }) }); /** * Show text in the errors row of the form. * @param form * @param text */ function showAsErrors(form, text) { form.children('.form-errors').remove(); if (text.length > 0) { var errorList = $('
' + text + '
'); errorList.appendTo(form); } } function addHiddenInput(form, name, value) { form.find('input[name=' + name + ']').val(value); } function selectFileChoice() { var file_input = $('#id_file'); var url_input = $('#id_file_url'); var file_input_row = file_input.parent().parent(); var url_input_row = url_input.parent().parent(); file_input_row.toggle(); url_input_row.toggle(); url_input.val(''); file_input.val(''); var source; if (file_input_row.is(':visible')) { source = 'file'; } else { source = 'url'; } localStorage.setItem(ITEM_FILE_SOURCE, source); } $(document).ready(function() { var powDifficulty = parseInt($('body').attr('data-pow-difficulty')); if (powDifficulty > 0 && typeof SharedWorker != 'undefined') { var worker = new SharedWorker($('.post-form').attr('data-pow-script')); worker.port.onmessage = function(e) { var form = $('#form'); addHiddenInput(form, 'timestamp', e.data.timestamp); addHiddenInput(form, 'iteration', e.data.iteration); addHiddenInput(form, 'guess', e.data.guess); form.submit(); $('.post-form-w').unblock(); }; worker.onerror = function(event){ throw new Error(event.message + " (" + event.filename + ":" + event.lineno + ")"); }; worker.port.start(); var form = $('#form'); var submitButton = form.find('input[type=submit]'); submitButton.click(function() { showAsErrors(form, gettext('Computing PoW...')); $('.post-form-w').block({ message: gettext('Computing PoW...') }) var msg = $('textarea').val().trim(); var data = { msg: msg, difficulty: parseInt($('body').attr('data-pow-difficulty')), hasher: $('.post-form').attr('data-hasher') }; worker.port.postMessage(data); return false; }); } var $fileSourceButton = $('#file-source-button'); if (window.localStorage) { var source = localStorage.getItem(ITEM_FILE_SOURCE); if (source == null) { source = 'file'; } if (source == 'file') { $('#id_file_url').parent().parent().hide(); } else { $('#id_file').parent().parent().hide(); } $fileSourceButton.click(function() { selectFileChoice(); }); } else { $fileSourceButton.hide(); } });