<?php
/*****************************************************************************
 * FormView.php
 * Contains the form template.
 *
 * Kabuki CMS (C) 2013-2015, Aaron van Geffen
 *****************************************************************************/

class FormView extends SubTemplate
{
	public function __construct(Form $form, $title = '')
	{
		$this->title = $title;
		$this->request_url = $form->request_url;
		$this->request_method = $form->request_method;
		$this->fields = $form->getFields();
		$this->missing = $form->getMissing();
		$this->data = $form->getData();
		$this->content_above = $form->content_above;
		$this->content_below = $form->content_below;
	}

	protected function html_content($exclude = [], $include = [])
	{
		if (!empty($this->title))
			echo '
			<div class="admin_box">
				<h2>', $this->title, '</h2>';

		foreach ($this->_subtemplates as $template)
			$template->html_main();

		echo '
			<form action="', $this->request_url, '" method="', $this->request_method, '" enctype="multipart/form-data">';

		if (isset($this->content_above))
			echo $this->content_above;

		echo '
				<dl>';

		foreach ($this->fields as $field_id => $field)
		{
			// Either we have a blacklist
			if (!empty($exclude) && in_array($field_id, $exclude))
				continue;
			// ... or a whitelist
			elseif (!empty($include) && !in_array($field_id, $include))
				continue;
			// ... or neither (ha)

			$this->renderField($field_id, $field);
		}

		echo '
				</dl>
				<input type="hidden" name="', Session::getSessionTokenKey(), '" value="', Session::getSessionToken(), '">
				<div style="clear: both">
					<button type="submit" class="btn btn-primary">Save information</button>';

		if (isset($this->content_below))
			echo '
					', $this->content_below;

		echo '
				</div>
			</form>';

		if (!empty($this->title))
			echo '
			</div>';
	}

	protected function renderField($field_id, $field)
	{
		if (isset($field['before_html']))
			echo '</dl>
					', $field['before_html'], '
				<dl>';

		if ($field['type'] != 'checkbox' && isset($field['label']))
			echo '
					<dt class="cont_', $field_id, isset($field['tab_class']) ? ' target target-' . $field['tab_class'] : '', '"', in_array($field_id, $this->missing) ? ' style="color: red"' : '', '>', $field['label'], '</dt>';
		elseif ($field['type'] == 'checkbox' && isset($field['header']))
			echo '
					<dt class="cont_', $field_id, isset($field['tab_class']) ? ' target target-' . $field['tab_class'] : '', '"', in_array($field_id, $this->missing) ? ' style="color: red"' : '', '>', $field['header'], '</dt>';

		echo '
					<dd class="cont_', $field_id, isset($field['dd_class']) ? ' ' . $field['dd_class'] : '', isset($field['tab_class']) ? ' target target-' . $field['tab_class'] : '', '">';

		if (isset($field['before']))
			echo $field['before'];

		switch ($field['type'])
		{
			case 'select':
				echo '
						<select name="', $field_id, '" id="', $field_id, '"', !empty($field['disabled']) ? ' disabled' : '', '>';

				if (isset($field['placeholder']))
					echo '
							<option value="">', $field['placeholder'], '</option>';

				foreach ($field['options'] as $value => $option)
					echo '
							<option value="', $value, '"', $this->data[$field_id] == $value ? ' selected' : '', '>', htmlentities($option), '</option>';

				echo '
						</select>';
				break;

			case 'radio':
				foreach ($field['options'] as $value => $option)
					echo '
						<input type="radio" name="', $field_id, '" value="', $value, '"', $this->data[$field_id] == $value ? ' checked' : '', !empty($field['disabled']) ? ' disabled' : '', '> ', htmlentities($option);
				break;

			case 'checkbox':
				echo '
						<label><input type="checkbox"', $this->data[$field_id] ? ' checked' : '', !empty($field['disabled']) ? ' disabled' : '', ' name="', $field_id, '"> ', htmlentities($field['label']), '</label>';
				break;

			case 'textarea':
				echo '
						<textarea name="', $field_id, '" id="', $field_id, '" cols="', isset($field['columns']) ? $field['columns'] : 40, '" rows="', isset($field['rows']) ? $field['rows'] : 4, '"', !empty($field['disabled']) ? ' disabled' : '', '>', $this->data[$field_id], '</textarea>';
				break;

			case 'color':
				echo '
						<input type="color" name="', $field_id, '" id="', $field_id, '" value="', htmlentities($this->data[$field_id]), '"', !empty($field['disabled']) ? ' disabled' : '', '>';
				break;

			case 'numeric':
				echo '
						<input type="number"', isset($field['step']) ? ' step="' . $field['step'] . '"' : '', ' min="', isset($field['min_value']) ? $field['min_value'] : '0', '" max="', isset($field['max_value']) ? $field['max_value'] : '9999', '" name="', $field_id, '" id="', $field_id, '"', isset($field['size']) ? ' size="' . $field['size'] . '"' : '', isset($field['maxlength']) ? ' maxlength="' . $field['maxlength'] . '"' : '', ' value="', htmlentities($this->data[$field_id]), '"', !empty($field['disabled']) ? ' disabled' : '', '>';
				break;

			case 'file':
				if (!empty($this->data[$field_id]))
					echo '<img src="', $this->data[$field_id], '" alt=""><br>';

				echo '
						<input type="file" name="', $field_id, '" id="', $field_id, '"', !empty($field['disabled']) ? ' disabled' : '', '>';
				break;

			case 'text':
			case 'password':
			default:
				echo '
						<input type="', $field['type'], '" name="', $field_id, '" id="', $field_id, '"', isset($field['size']) ? ' size="' . $field['size'] . '"' : '', isset($field['maxlength']) ? ' maxlength="' . $field['maxlength'] . '"' : '', ' value="', htmlentities($this->data[$field_id]), '"', !empty($field['disabled']) ? ' disabled' : '', isset($field['trigger']) ? ' class="trigger-' . $field['trigger'] . '"' : '', '>';
		}

		if (isset($field['after']))
			echo ' ', $field['after'];

		echo '
					</dd>';
	}
}