124 lines
3.4 KiB
JavaScript
124 lines
3.4 KiB
JavaScript
function InputfieldTextLength($inputs) {
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var $ = jQuery;
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if(typeof ProcessWire != "undefined") {
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var cfg = ProcessWire.config.InputfieldTextLength;
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} else {
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var cfg = config.InputfieldTextLength;
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}
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function setNote($input, html) {
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var $note = $input.siblings('.InputfieldTextLengthNote');
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if($note.length) {
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if(!html.length) {
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$note.remove();
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$(window).trigger('resize');
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}
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} else if(html.length) {
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$note = $("<div class='InputfieldTextLengthNote'></div>");
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$note.css('margin', '2px 0 0 0');
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if($input.is('textarea') && $input.closest('.InputfieldCKEditor').length) {
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$input.parent().append($note);
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} else {
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$input.after($note);
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}
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$(window).trigger('resize');
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}
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if(html.length) {
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$note.html('<small class="detail">' + html + '</small>');
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}
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}
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function getLength($input, countWords) {
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var val;
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if($input.closest('.InputfieldCKEditor').length) {
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var id = $input.attr('id');
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var editor = CKEDITOR.instances[id];
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if(typeof editor == "undefined") return 0;
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val = editor.getData();
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val = val.replace(/<[^>]+>/g, (countWords ? ' ' : ''));
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val = val.replace(/&[#a-z0-9]+;/gi, ' '); // HTML entity only counts as 1 char
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//val = editor.document.getBody().getText(); // getData();
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} else {
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val = $input.val().trim();
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}
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if(countWords) {
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if(!val.length) return 0;
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words = val;
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var words = val.replace(/[\r\n\t,:.!?\/]+/g, ' ');
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if(words.indexOf(' ') > -1) words = words.replace(/ /gi, ' ');
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words = words.replace(/\s\s+/g, ' ').trim();
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return words.split(' ').length;
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} else {
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return val.length;
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}
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}
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function updateCounter($input) {
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var showCount = $input.attr('data-showCount');
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var len = 0;
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var note = '';
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var hasError = false;
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if(showCount == "1") {
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// character counter
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var minlength = $input.attr('data-minlength');
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var maxlength = $input.attr('maxlength');
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len = getLength($input, false);
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//note = len > 0 ? cfg.chars.replace('%d', len) + ' ' : '';
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note = cfg.chars.replace('%d', len) + ' ';
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if(len == 1) note = cfg.char1 + ' '; // singular
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if(typeof maxlength == 'undefined' || !maxlength) maxlength = $input.attr('data-maxlength');
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minlength = typeof minlength == 'undefined' || !minlength ? 0 : parseInt(minlength);
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maxlength = typeof maxlength == 'undefined' || !maxlength ? 0 : parseInt(maxlength);
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if(minlength) {
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if(len > 0 && len < minlength) {
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note += "<span style='color:red'>" + cfg.min.replace('%d', minlength) + "</span>";
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hasError = true;
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}
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}
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if(maxlength) {
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if(len > 0 && len > maxlength) {
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note += "<span style='color:red'>" + cfg.max.replace('%d', maxlength) + "</span>";
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hasError = true;
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} else if(len >= 0 && !hasError) {
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note += cfg.max.replace('%d', maxlength);
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}
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}
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} else if(showCount == "2") {
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// word counter
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len = getLength($input, true);
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if(len == 1) {
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note = cfg.word1 + ' ';
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} else if(len > 1) {
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note = cfg.words.replace('%d', len) + ' ';
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}
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}
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setNote($input, note);
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}
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if($inputs.length) {
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$inputs.on('keyup focus pw-focus change', function(e) {
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updateCounter($(this));
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});
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$inputs.each(function() {
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updateCounter($(this));
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});
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}
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}
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jQuery(document).ready(function($) {
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InputfieldTextLength($('.InputfieldTextLength'));
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$(document).on('reloaded', '.Inputfield', function() {
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InputfieldTextLength($(this).find('.InputfieldTextLength'));
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});
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});
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