/**
* Constructor
*/
public function __construct()
{
// default themes path and URL
$this->default_themes_path = fa_get_path('themes');
$this->default_themes_url = fa_get_uri('themes');
// extra themes path and URL
$option = fa_get_options('settings');
$rel_path = isset($option['themes_dir']) ? $option['themes_dir'] : false;
if ($rel_path) {
$path = wp_normalize_path(path_join(WP_CONTENT_DIR, $rel_path));
if ($path != $this->default_themes_path && is_dir($path)) {
$this->extra_themes_path = $path;
$this->extra_themes_url = (is_ssl() ? str_replace('http://', 'https://', WP_CONTENT_URL) : WP_CONTENT_URL) . '/' . $rel_path;
}
}
}
/**
* Displays the slider. If $echo, it will output the contents
*
* @param bool $echo
*/
public function display($echo = true)
{
if (!$this->slider || !$this->slides && fa_is_preview()) {
return;
}
$theme = $this->options['theme'];
$theme_file = $theme['details']['display'];
if (!file_exists($theme_file)) {
// trigger error just for admins
if (current_user_can('manage_options')) {
trigger_error(sprintf(__('Slider theme <strong>%s</strong> display file could not be found.', 'fapro'), $theme['details']['theme_config']['name']));
}
return;
}
// make ssl friendly theme URL
if (is_ssl()) {
$theme['details']['url'] = str_replace('http://', 'https://', $theme['details']['url']);
}
// load minified stylesheet
$suffix = defined('FA_CSS_DEBUG') && FA_CSS_DEBUG ? '' : '.min';
wp_enqueue_style('fa-theme-' . $theme['active'], path_join($theme['details']['url'], 'stylesheet' . $suffix . '.css'), false, FA_VERSION);
if (isset($theme['details']['theme_config']['stylesheets'])) {
$extra_styles = (array) $theme['details']['theme_config']['stylesheets'];
/**
* Filter that can be used in themes to prevent FontAwesome from being loaded
* if the theme already uses it.
* @var bool
*/
$allow_fa = apply_filters('fa-load-font-awesome-css', true);
// prevent Font Awesome to be loaded if set by the user in admin area
$options = fa_get_options('settings');
if (isset($options['load_font_awesome']) && !$options['load_font_awesome']) {
$allow_fa = false;
}
// enqueue font awesome if specified by the theme settings
if ($allow_fa && isset($extra_styles['font-awesome']) && $extra_styles['font-awesome']) {
// enqueue font awesome only if specified by the theme settings
wp_enqueue_style('font-awesome', (is_ssl() ? 'https://' : 'http://') . 'maxcdn.bootstrapcdn.com/font-awesome/4.1.0/css/font-awesome.min.css', array(), FA_VERSION);
}
}
if (!empty($this->options['theme']['color'])) {
wp_enqueue_style('fa-theme-' . $theme['active'] . '-' . $theme['color'], path_join($theme['details']['url'], 'colors/' . str_replace('.min', '', $theme['color']) . '.css'), array('fa-theme-' . $theme['active']), FA_VERSION);
}
/**
* Theme starter dependencies
*/
$dependencies = array('jquery');
// when debug is on, load each individual .dev file
if (defined('FA_SCRIPT_DEBUG') && FA_SCRIPT_DEBUG) {
$dependencies[] = fa_load_script('slider');
$dependencies[] = fa_load_script('jquery-mobile');
$dependencies[] = fa_load_script('jquery-transit');
} else {
// load only the minified file containing all scripts
$dependencies[] = fa_load_script('_scripts.min');
}
// load theme starter
$suffix = defined('FA_SCRIPT_DEBUG') && FA_SCRIPT_DEBUG ? '.dev' : '.min';
wp_enqueue_script('fa-theme-' . $theme['active'] . '-starter', path_join($theme['details']['url'], 'starter' . $suffix . '.js'), $dependencies, FA_VERSION, true);
global $slider_id, $fa_slider;
// global $post
$slider_id = $this->slider->ID;
/**
* Set the global $fa_slider variable that will be used
* in templating functions and other functions.
*
* @var object - the post object of the current slider
*/
$fa_slider = $this->slider;
// store the posts on the slider global variable
$fa_slider->slides = $this->slides;
// set the current to 0
$fa_slider->current_slide = -1;
// set the number of slides
$fa_slider->slide_count = count($this->slides);
// include the templating functions
include_once fa_get_path('includes/templating.php');
// capture the output
ob_start();
include $theme_file;
$output = ob_get_clean();
// include some cache stats on previews
if (fa_is_preview() || current_user_can('manage_options')) {
$output .= '<!-- Slider generated in ' . number_format(microtime(true) - $this->timer_start, 5) . ' seconds -->';
}
// show the edit link on slider output
if (current_user_can('edit_fa_items', $this->slider->ID)) {
$settings = fa_get_options('settings');
$show = (bool) $settings['edit_links'];
/**
* Show slider edit link in front-end output.
*
* @var bool - if callback returns false, edit link will be hidden
* @var slider_id - id of slider
*/
$show = apply_filters('fa_show_slider_edit_link', $show, $this->slider->ID);
if ($show) {
$edit_link = get_edit_post_link($this->slider->ID);
$output .= sprintf('<a href="%s" title="%s">%s</a>', $edit_link, esc_attr(__('Edit slider', 'fapro')), __('Edit slider', 'fapro'));
}
}
if ($echo) {
echo $output;
}
return $output;
}
/**
* Retrieves the images attached to a slider that are used to
* create the slides. Used when slides are made of manually
* selected images
*
* @param $post_id - slider ID
*/
function fa_get_slider_images($post_id)
{
$settings = fa_get_options('settings');
$slider_options = fa_get_slider_options($post_id, 'slides');
$image_ids = (array) $slider_options['images'];
if (!$image_ids) {
return;
}
$args = array('posts_per_page' => -1, 'nopaging' => true, 'ignore_sticky_posts' => true, 'offset' => 0, 'post__in' => $image_ids, 'post_type' => 'attachment', 'post_status' => 'inherit', 'post_mime_type' => 'image');
$query = new WP_Query($args);
$images = $query->get_posts();
$result = array();
foreach ($image_ids as $image_id) {
foreach ($images as $image) {
if ($image_id == $image->ID) {
$result[] = $image;
break;
}
}
}
return $result;
}
/**
* Outputs styling of current slider
* @param bool $echo
*/
function the_slider_styles($echo = true)
{
$output = the_slider_margin(false);
$output .= the_slider_horizontal_align(false);
$output .= the_slider_font_size(false);
$settings = fa_get_options('settings');
if ($settings['preload_sliders']) {
$output .= the_slider_width();
$output .= the_slider_height();
}
if ($echo) {
echo $output;
}
return $output;
}
/**
* Assign sliders to dynamic areas
*/
public function slider_to_area()
{
$action = $this->get_action_data('assign_to_area');
check_ajax_referer($action['nonce']['action'], $action['nonce']['name']);
if (!current_user_can('edit_fa_items')) {
wp_die(-1);
}
if (!isset($_POST['areas'])) {
wp_die(-1);
}
$settings = fa_get_options('hooks');
foreach ($_POST['areas'] as $area => $sliders) {
// if area isn't found in stored areas, skip it
if (!array_key_exists($area, $settings)) {
continue;
}
$result = array();
// empty the area if nothing is set
if (empty($sliders)) {
$settigs[$area]['sliders'] = $result;
}
$sliders = explode(',', $sliders);
foreach ($sliders as $slider) {
$slider_id = absint(str_replace('fa_slider-', '', $slider));
$result[] = $slider_id;
}
$settings[$area]['sliders'] = $result;
}
fa_update_options('hooks', $settings);
die;
}
/**
* Check if user has set the external directory for slider themes.
*/
function fa_is_extra_dir_set()
{
$options = fa_get_options('settings');
if (isset($options['themes_dir']) && !empty($options['themes_dir'])) {
return true;
}
return false;
}
/**
* Set sliders that should auto display on hooks
*/
private function store_auto_displays()
{
if ($this->auto_display) {
$option = fa_get_options('hooks');
foreach ($this->auto_display as $hook => $sliders) {
if (array_key_exists($hook, $option)) {
$option[$hook]['sliders'] = $sliders;
}
}
fa_update_options('hooks', $option);
}
}
/**
* Plugin activation hook callback function
*/
public function on_activation()
{
// give full access to administrators on plugin activation
parent::set_capabilities();
$this->allow_admins();
// get the current option
$option = fa_get_options('plugin_details');
// set the current plugin details
$plugin_details = array('version' => FA_VERSION, 'wp_version' => get_bloginfo('version'), 'activated_on' => current_time('mysql'));
/**
* Action on plugin activation that allows maintenance related actions.
*
* @param $option - current option stored in plugin settings
* @param $plugin_details - the new option that is going to be saved
*/
do_action('fa_pro_activation', $option, $plugin_details);
// update the option
fa_update_options('plugin_details', $plugin_details);
// pre 3.0 plugin options verification
$old_options = get_option('fa_plugin_details', array());
$updated = fa_get_options('updated');
if ($old_options && !version_compare($updated['to'], '3.0', '>=')) {
$this->on_init();
include_once fa_get_path('includes/libs/class-fa-update.php');
new FA_Update();
// flag plugin as updated to prevent update from running again if previous plugin version reactivated
fa_update_options('updated', array('from' => $old_options['version'], 'to' => FA_VERSION));
}
}
/**
* Plugin settings admin page
*/
public function page_settings()
{
// get user roles
global $wp_roles;
$roles = $wp_roles->get_names();
// remove administrator and subscriber
unset($roles['administrator'], $roles['subscriber']);
// get the plugin settings
$settings = fa_get_options('settings');
// load the template
$template = fa_template_path('settings');
include_once $template;
}