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102 lines
2.7 KiB
102 lines
2.7 KiB
/* global ns */
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/**
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* Create a text field for the form.
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*
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* @param {mixed} parent
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* @param {Object} field
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* @param {mixed} params
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* @param {function} setValue
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* @returns {ns.Textarea}
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*/
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ns.Textarea = function (parent, field, params, setValue) {
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this.parent = parent;
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this.field = field;
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this.value = params;
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this.setValue = setValue;
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};
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/**
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* Append field to wrapper.
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*
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* @param {jQuery} $wrapper
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* @returns {undefined}
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*/
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ns.Textarea.prototype.appendTo = function ($wrapper) {
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var that = this;
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this.$item = ns.$(this.createHtml()).appendTo($wrapper);
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this.$input = this.$item.find('textarea');
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this.$errors = this.$item.find('.h5p-errors');
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ns.bindImportantDescriptionEvents(this, this.field.name, this.parent);
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this.$input.change(function () {
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// Validate
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var value = that.validate();
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if (value !== false) {
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// Set param
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that.setValue(that.field, ns.htmlspecialchars(value));
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}
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});
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};
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/**
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* Create HTML for the text field.
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*/
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ns.Textarea.prototype.createHtml = function () {
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const id = ns.getNextFieldId(this.field);
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var input = '<textarea cols="30" rows="4" id="' + id + '"';
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if (this.field.description !== undefined) {
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input += ' aria-describedby="' + ns.getDescriptionId(id) + '"';
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}
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if (this.field.placeholder !== undefined) {
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input += ' placeholder="' + this.field.placeholder + '"';
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}
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input += '>';
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if (this.value !== undefined) {
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input += this.value;
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}
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input += '</textarea>';
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return ns.createFieldMarkup(this.field, ns.createImportantDescription(this.field.important) + input, id);
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};
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/**
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* Validate the current text field.
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*/
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ns.Textarea.prototype.validate = function () {
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var value = H5P.trim(this.$input.val());
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var valid = true;
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// Clear errors before showing new ones
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this.$errors.html('');
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if ((this.field.optional === undefined || !this.field.optional) && !value.length) {
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this.$errors.append(ns.createError(ns.t('core', 'requiredProperty', {':property': ns.t('core', 'textField')})));
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valid = false;
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}
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else if (value.length > this.field.maxLength) {
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this.$errors.append(ns.createError(ns.t('core', 'tooLong', {':max': this.field.maxLength})));
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valid = false;
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}
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else if (this.field.regexp !== undefined && !value.match(new RegExp(this.field.regexp.pattern, this.field.regexp.modifiers))) {
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this.$errors.append(ns.createError(ns.t('core', 'invalidFormat')));
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valid = false;
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}
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this.$input.toggleClass('error', !valid);
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return ns.checkErrors(this.$errors, this.$input, value);
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};
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/**
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* Remove this item.
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*/
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ns.Textarea.prototype.remove = function () {
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this.$item.remove();
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};
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// Tell the editor what semantic field we are.
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ns.widgets.textarea = ns.Textarea;
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