function validate_range($inp, $field, $minval, $maxval, $user_default)
{
if (false === $user_default) {
$default_value = sss_settings_defaults($field);
} else {
$default_value = $user_default;
}
$safe_inp = (int) $inp;
if (!ctype_digit($inp) or $safe_inp < $minval or $safe_inp > $maxval) {
return $default_value;
} else {
return $safe_inp;
}
}
function sss_handle_shortcode($attrs)
{
$resp = '';
$defaults = get_option('sss_settings');
if (!$defaults) {
$defaults = sss_settings_defaults(NULL, true);
}
$stored_cycle_version = $defaults['cycle_version'];
// Stops a possible injection of cycle_version as shortcode argument
unset($defaults['cycle_version']);
extract(sss_settings_validate(shortcode_atts($defaults, $attrs), true));
// Will always be 'lite' (so wrong) - use $stored_cycle_version instead
unset($cycle_version);
$images =& get_children('post_type=attachment&post_mime_type=' . 'image&post_parent=' . get_the_ID() . '&orderby=menu_order&order=ASC');
// Don't load anything or start processing if there are no
// images to display.
if (empty($images)) {
return '';
}
if (!empty($attrs['exclude'])) {
$exclude = explode(',', $attrs['exclude']);
foreach ($exclude as $image_id) {
unset($images[trim($image_id)]);
}
}
// Figure out the maximum size of the images being displayed so we can
// set the smallest possible fixed-size container to cycle in.
$thumb_w = $thumb_h = 0;
$captions = array();
foreach ($images as $image_id => $image_data) {
$info = wp_get_attachment_metadata($image_id);
$thumb_w = max($thumb_w, $info['sizes'][$size]['width']);
$thumb_h = max($thumb_h, $info['sizes'][$size]['height']);
$captions[$image_id] = $image_data->post_excerpt;
}
$slider_show_id = 'simpleslider_show_' . get_the_ID();
$slider_show_number = get_the_ID();
$resp .= "<div class=\"simpleslider_show\" id=\"{$slider_show_id}\" style=\"height: {$thumb_h}px; width: {$thumb_w}px;\">\n";
$first = true;
foreach ($images as $image_id => $image_data) {
$opacity = $first ? '1' : '0';
$first = false;
$image_prop = wp_get_attachment_image_src($image_id, $size);
$image_tag = "<img src=\"{$image_prop[0]}\" width=\"{$image_prop[1]}\" height=\"{$image_prop[2]}\" alt=\"{$captions[$image_id]}\">";
$resp .= "<div style=\"opacity: {$opacity}\">";
if (1 == $link_click) {
$link = 'direct' == $link_target ? wp_get_attachment_url($image_id) : get_attachment_link($image_id);
$resp .= '<a href="' . $link . '" class="simpleslider_image_link simpleslider_link" target="_new">' . $image_tag . '</a>';
} else {
$resp .= $image_tag;
}
$resp .= "</div>\n";
}
$resp .= "</div>\n";
// Controls
if (true == $show_controls) {
$resp .= "\n" . '<div class="simpleslider_controls">';
$resp .= "<a href=\"#\" id=\"{$slider_show_id}_prev\" title=\"Previous Image\" class=\"simpleslider_link prev\">◄ " . __('Prev.', 'simple_slideshow') . "</a> ";
if (true == $show_counter) {
$resp .= ' <div class="simpleslider_counter"><span id="' . $slider_show_id . '_count">1</span>/' . count($images) . '</div>';
}
$resp .= " <a href=\"#\" id=\"{$slider_show_id}_next\" title=\"Next Image\" class=\"simpleslider_link next\">" . __('Next', 'simple_slideshow') . " ►</a>";
$resp .= '</div>';
} elseif (true == $show_counter) {
$resp .= "\n" . '<div class="simpleslider_counter"><span id="' . $slider_show_id . '_count">1</span>/' . count($images) . '</div>';
}
// JavaScript
$prefs = array('slides' => count($images), 'transition_speed' => $transition_speed);
if ('all' == $stored_cycle_version) {
$prefs['fx'] = $transition;
}
if (1 == $auto_advance) {
$prefs['auto_advance_speed'] = $auto_advance_speed;
}
$resp .= "\n" . '<script type="text/javascript">simpleslider_prefs[' . $slider_show_number . '] = ' . json_encode($prefs) . '</script>';
return $resp;
}
function sss_settings_show_controls()
{
$opts = get_option('sss_settings');
$curr = sss_settings_defaults('show_controls');
if ($opts and isset($opts['show_controls'])) {
$curr = $opts['show_controls'];
}
echo '<select id="sss_show_controls" name="sss_settings[show_controls]">', '<option ';
if (!$curr) {
echo 'selected ';
}
echo 'value="0">No</option><option ';
if ($curr) {
echo 'selected ';
}
echo 'value="1">Yes</option></select>';
}