/**
* Update a widget instance
*
* @since 1.0.0
*
* @param array $new_instance New settings for this instance as input by the user via form()
* @param array $old_instance Old settings for this instance
*
* @return bool|array settings to save or false to cancel saving
*/
public function update($new_instance, $old_instance)
{
$instance = array();
$new_instance = (array) $new_instance;
$title = trim(strip_tags($new_instance['title']));
if ($title) {
$instance['title'] = $title;
}
unset($new_instance['title']);
foreach (array('show_screen_name', 'show_count') as $bool_option) {
if (isset($new_instance[$bool_option]) && $new_instance[$bool_option]) {
$new_instance[$bool_option] = true;
} else {
$new_instance[$bool_option] = false;
}
}
$follow_button = \Twitter\Widgets\Buttons\Follow::fromArray($new_instance);
if (!$follow_button) {
return false;
}
$filtered_options = $follow_button->toArray(false);
$screen_name = $follow_button->getScreenName();
if ($screen_name) {
$filtered_options['screen_name'] = $screen_name;
}
unset($screen_name);
// convert string to bool equivalent
if (isset($filtered_options['show-screen-name'])) {
if ('false' == $filtered_options['show-screen-name']) {
$filtered_options['show_screen_name'] = false;
}
unset($filtered_options['show-screen-name']);
}
if (isset($filtered_options['show-count'])) {
if ('false' == $filtered_options['show-count']) {
$filtered_options['show_count'] = false;
}
unset($filtered_options['show-count']);
}
return array_merge($instance, $filtered_options);
}
/**
* Test setting size from an options array
*
* @since 1.0.0
*
* @covers ::fromArray
* @small
*
* @dataProvider sizeProvider
*
* @param string $size size
* @param bool $expected_valid is the passed size expected to pass?
* @param string $message error message
*
* @return void
*/
public function testsetSizeFromOptionsArray($size, $expected_valid, $message = '')
{
$options = self::optionsArraySetUp();
$options['size'] = $size;
$this->button = \Twitter\Widgets\Buttons\Follow::fromArray($options);
$this->assertNotNull($this->button);
$this->setSizeResult($size, $expected_valid, $message);
}
/**
* Handle shortcode macro
*
* @since 1.0.0
*
* @param array $attributes shortcode attributes
* @param string $content shortcode content. no effect
*
* @return string Follow button HTML or empty string
*/
public static function shortcodeHandler($attributes, $content = '')
{
// clean up attribute to shortcode option mappings before passing to filter
// apply the same filter as shortcode_atts
/** This filter is documented in wp-includes/shortcodes.php */
$options = apply_filters('shortcode_atts_' . self::SHORTCODE_TAG, array_merge(static::$SHORTCODE_DEFAULTS, static::sanitizeShortcodeParameters((array) $attributes)), static::$SHORTCODE_DEFAULTS, $attributes);
$screen_name = '';
if (isset($options['screen_name'])) {
$screen_name = $options['screen_name'];
unset($options['screen_name']);
}
if (!$screen_name) {
$screen_name = static::getScreenName();
// follow target required
if (!$screen_name) {
return '';
}
}
// update the options array with the Follow screen name
$options['screen_name'] = $screen_name;
$follow = \Twitter\Widgets\Buttons\Follow::fromArray($options);
if (!$follow) {
return '';
}
$html = $follow->toHTML(_x('Follow %s', 'Follow a Twitter user', 'twitter'), '\\Twitter\\WordPress\\Helpers\\HTMLBuilder');
if (!$html) {
return '';
}
$html = '<div class="twitter-follow">' . $html . '</div>';
$inline_js = \Twitter\WordPress\JavaScriptLoaders\Widgets::enqueue();
if ($inline_js) {
return $html . $inline_js;
}
return $html;
}
