/**
* 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;
}
}
}
/**
* Enqueues a given front-end script. File name should not have .js extension.
* An array of dependencies can be passed to it.
*
* @param string $script - filename from within plugin folder assets/front/js without the .js extension
* @param array $dependency - array of dependencies. Defaults to jquery
*
* @return string - script handle
*/
function fa_load_script($script, $dependency = array('jquery'))
{
if (defined('FA_SCRIPT_DEBUG') && FA_SCRIPT_DEBUG) {
$script .= '.dev';
}
$url = fa_get_uri('assets/front/js/' . $script . '.js');
wp_enqueue_script('fa-script-' . $script, $url, $dependency, FA_VERSION);
return 'fa-script-' . $script;
}
/**
* Outputs the slide image according to size set in slider settings
*
* @param string $before
* @param string $after
* @param bool $set_width
* @param bool $overlay_link
* @param bool $echo
*/
function the_fa_image($before = '<div class="image_container">', $after = '</div>', $set_width = false, $overlay_link = true, $echo = true)
{
global $fa_slider;
$post = get_current_slide();
// get slider options and check if titles are visible
$slider_options = fa_get_slider_options($fa_slider->ID, 'content_image');
if (!$slider_options['show']) {
return;
}
// slide options
$options = fa_get_slide_options($post->ID);
// get the attached image ID
$image = get_the_fa_slide_image_url($post->ID, $fa_slider->ID);
// if no image URL was detected, stop
if (!$image) {
return false;
}
// the image URL
$image_url = $image['url'];
$attrs = array();
if ($slider_options['show_width']) {
$attrs[] = 'width="' . absint($image['width']) . '"';
}
if ($slider_options['show_height']) {
$attrs[] = 'height="' . absint($image['height']) . '"';
}
$attrs[] = 'data-width="' . absint($image['width']) . '"';
$attrs[] = 'data-height="' . absint($image['height']) . '"';
$style = array();
if ($set_width) {
$style[] = 'width:' . absint($image['width']) . 'px';
}
// create the link
$link = array('', '');
if ($slider_options['clickable']) {
$url = get_permalink($post->ID);
if ($url && !empty($url)) {
$link[0] = sprintf('<a href="%1$s" title="%2$s" target="%3$s">', $url, esc_attr($post->post_title), '_self');
$link[1] = '</a>';
}
}
// the image output
$img_html = '<img class="fa_slide_image main-image" src="' . $image_url . '" ' . implode(' ', $attrs) . ' style="' . implode('; ', $style) . '" />';
// preload image functionality
$container_class = array('fa-image-container');
$container_data = array();
if ($slider_options['preload']) {
$container_class[] = 'preload_image';
$container_data = array('data-image' => 'data-image="' . $image_url . '"', 'data-image_class' => 'data-image_class="fa_slide_image main-image"', 'data-width' => 'data-width="' . $image['width'] . '"', 'data-height' => 'data-height="' . $image['height'] . '"');
$img_url = fa_get_uri('assets/front/images/loading.gif');
$img_html = '<img class="fa_slide_image main-image preloader" src="' . $img_url . '" alt="" />';
}
// start the output
$img_output = $before . '<div class="' . implode(' ', $container_class) . '" ' . implode(' ', $container_data) . '>' . $link[0] . $img_html . $link[1] . '</div>' . $after;
/**
* Filter the image output
*
* @var string $img_output - the image HTML output
* @var object $post - the slide post being processed
* @var object $fa_slider - the slider post being processed
*/
$output = apply_filters('the_fa_slide_image', $img_output, $post, $fa_slider);
if ($echo) {
echo $output;
}
return $output;
}
/**
* Function to load a tinymce plugin styling.
* Tinymce plugins are located inside folder assets/js/tinymce/PLUGIN_NAME
* Only pass the plugin folder name to the function. Actual css file should always be named style.css
* @param string $plugin
*/
function fa_tinymce_plugin_style($plugin)
{
$rel_path = 'assets/admin/js/tinymce/' . $plugin . '/style.css';
return fa_get_uri($rel_path);
}
/**
* Enqueues stylesheet and js file to preload sliders
*/
public function slides_preload()
{
$settings = fa_get_options('settings');
if (!$settings['preload_sliders']) {
return;
}
?>
<style type="text/css">
.fa-slideshow.slider-loading{
background-image:url( <?php
echo fa_get_uri('assets/front/images/loading.gif');
?>
)!important;
background-position:center center!important;
background-repeat:no-repeat!important;
background-color:#000!important;
}
.fa-slideshow.slider-loading :nth-child(odd),
.fa-slideshow.slider-loading :nth-child(even){
visibility:hidden!important;
}
</style>
<?php
}