/**
* Default view helper.
* @param string $section_name
*/
protected static function beginSection($section_name)
{
self::$__last_section_name__ = $section_name;
ob_start();
}
/**
* Renders an RSS feed from an array of data. Note that this is not an all in one cure all solution for RSS, it is merely a way to quickly create an RSS feed that fits most basic uses. $feed should contain the following keys:
*
* - string "title"
* - string "link"
* - timestamp "date"
* - optional string "description"
* - optional string "language"
* - array "items"
*
* Each item in "items" should contain:
*
* - string "title"
* - string "link"
* - optional string "description"
* - optional timestamp "date"
* - optional string "guid"
*
* @param string $feed Array of RSS data.
* @param boolean $print Defaults to true. Print the feed complete with the appropriate header.
* @return string RSS feed, or null if $print is true.
*/
protected static final function renderRSS($feed, $print = true)
{
$tab = chr(9);
$nl = chr(10);
if (!isset($feed['description'])) {
$feed['description'] = '';
}
$output = '<?xml version="1.0" encoding="UTF-8"?>' . $nl;
$output .= '<rss version="2.0">' . $nl . $tab . '<channel>' . $nl . $tab . $tab . PicoraView::tag('title', $feed['title']) . $nl . $tab . $tab . PicoraView::tag('link', $feed['link']) . $nl . $tab . $tab . PicoraView::tag('lastBuildDate', gmdate(DATE_RFC822, $feed['date'])) . $nl . $tab . $tab . PicoraView::tag('description', $feed['description']) . $nl . (isset($feed['language']) ? $tab . $tab . PicoraView::tag('language', $feed['language']) . $nl : '');
foreach ($feed['items'] as $item) {
if (!isset($item['guid'])) {
$item['guid'] = md5($item['title'] . $item['link']);
}
$output .= $tab . '<item>' . $nl . $tab . $tab . $tab . PicoraView::tag('title', $item['title']) . $nl . $tab . $tab . $tab . PicoraView::tag('link', $item['link']) . $nl . (isset($item['description']) ? $tab . $tab . $tab . PicoraView::tag('description', '<![CDATA[' . $item['description'] . ']]>') . $nl : '') . (isset($item['date']) ? $tab . $tab . $tab . PicoraView::tag('pubDate', gmdate(DATE_RFC822, $item['date'])) . $nl : '') . $tab . $tab . $tab . '<guid isPermaLink="false">' . $item['guid'] . '</guid>' . $nl . $tab . $tab . '</item>' . $nl;
}
$output .= $tab . '</channel>' . $nl . '</rss>';
if ($print) {
header('Content-type: application/rss+xml');
print $output;
} else {
return $output;
}
}
public function display()
{
foreach (PicoraEvent::getObserverList('PicoraInput.beforeDisplay') as $callback) {
call_user_func($callback, $this);
}
$output = '';
switch ($this->params['type']) {
case 'text':
case 'hidden':
case 'button':
case 'file':
case 'image':
case 'password':
case 'reset':
case 'submit':
$output = PicoraView::tag('input', array_merge($this->params, array('value' => htmlspecialchars($this->params['value'], ENT_COMPAT, 'utf-8'))));
break;
case 'textarea':
$output = '<textarea' . self::htmlAttributes($this->params, array('type', 'value')) . '>' . htmlspecialchars($this->params['value'], ENT_COMPAT, 'utf-8') . '</textarea>';
break;
case 'radio':
$output = '<input type="radio"' . self::htmlAttributes($this->params, array('checked', 'type')) . (isset($this->params['checked']) && ($this->params['checked'] == true || $this->params['checked'] == 1 || $this->params['checked'] == 'true') ? ' checked="checked"' : '') . '/>';
break;
case 'checkbox':
$output = '<input type="hidden" name="' . $this->params['name'] . '" value="0"/><input type="checkbox" value="1"' . self::htmlAttributes($this->params, array('checked', 'value')) . (isset($this->params['checked']) && ($this->params['checked'] == true || $this->params['checked'] == 1 || $this->params['checked'] == 'true') ? ' checked="checked"' : '') . '/>';
break;
case 'select':
$output = '<select';
$output .= self::htmlAttributes($this->params, array('options', 'selected', 'value')) . '>';
if (isset($this->params['options']) && is_array($this->params['options'])) {
foreach ($this->params['options'] as $value => $name) {
$outut .= '<option value="' . htmlspecialchars($value, ENT_COMPAT, 'utf-8') . '"';
if (isset($this->params['selected']) && (is_array($this->params['selected']) && in_array($value, $this->params['selected']) || !is_array($this->params['selected']) && $this->params['selected'] == $value)) {
$output .= ' selected="selected"';
}
$output .= '>' . htmlspecialchars($name, ENT_COMPAT, 'utf-8') . '</option>';
}
}
$output .= '</select>';
break;
}
foreach (PicoraEvent::getObserverList('PicoraInput.afterDisplay') as $callback) {
call_user_func($callback, $outut);
}
return $output;
}
