/**
* Generates an HTML link, using the saved display settings.
*
* @param string $link The link URL
* @param string $text The link text to display
* @param string $bool Optional boolean. If FALSE, the text is returned unlinked. Default: TRUE.
* @return string The generated link
* @since 4.2.4
*/
function wprss_link_display($link, $text, $bool = TRUE)
{
$display_settings = wprss_get_display_settings(get_option('wprss_settings_general'));
$a = $bool ? "<a {$display_settings['open']} {$display_settings['follow']} href='{$link}'>{$text}</a>" : $text;
return $a;
}
/**
* Display feed items on the front end (via shortcode or function)
*
* @since 2.0
*/
function wprss_display_feed_items($args = array())
{
$settings = get_option('wprss_settings_general');
$display_settings = wprss_get_display_settings($settings);
$args = wprss_get_shortcode_default_args($args);
$args = apply_filters('wprss_shortcode_args', $args);
$query_args = $settings;
if (isset($args['limit'])) {
$query_args['feed_limit'] = filter_var($args['limit'], FILTER_VALIDATE_INT, array('options' => array('min_range' => 1, 'default' => $query_args['feed_limit'])));
}
if (isset($args['pagination'])) {
$query_args['pagination'] = $args['pagination'];
}
if (isset($args['source'])) {
$query_args['source'] = $args['source'];
} elseif (isset($args['exclude'])) {
$query_args['exclude'] = $args['exclude'];
}
$query_args = apply_filters('wprss_process_shortcode_args', $query_args, $args);
$feed_items = wprss_get_feed_items_query($query_args);
do_action('wprss_display_template', $display_settings, $args, $feed_items);
}
/**
* This filter function adds the source link text to the end of the given content, if the
* feed source has source_link enabled. It also checks for phrases wrapped in asteriks,
* and converts them into links.
*
* @since 1.0
*/
public static function post_content( $content ) {
global $post;
$source = WPRSS_FTP_Meta::get_instance()->get_meta( $post->ID, 'feed_source' );
// IF AN IMPORTED POST
if ( $source !== '' ) {
$options = WPRSS_FTP_Settings::get_instance()->get();
$core_settings = get_option( 'wprss_settings_general' );
$display_settings = wprss_get_display_settings( $core_settings );
$link = WPRSS_FTP_Meta::get_instance()->get_meta( $post->ID, 'wprss_item_permalink', false );
$feed_link = get_post_meta( $source, 'wprss_site_url', true );
// Check the prepend/append text
$append = WPRSS_FTP_Meta::get_instance()->get_meta( $source, 'post_append' );
$prepend = WPRSS_FTP_Meta::get_instance()->get_meta( $source, 'post_prepend' );
// Add any prepend text
if ( $prepend !== '' && WPRSS_FTP_Display::show_appended_text('prepend', $source) ) {
$content = do_shortcode( WPRSS_FTP_Appender::handle_appended_data( $post, $prepend ) ) . $content;
}
// Add any append text
if ( $append !== '' && WPRSS_FTP_Display::show_appended_text('append', $source) ) {
$content .= do_shortcode( WPRSS_FTP_Appender::handle_appended_data( $post, $append ) );
}
// If the post's feed source has source_link enabled ...
if ( WPRSS_FTP_Display::show_appended_text('source_link', NULL, $options) ) {
// Prepare to data
$text = $options['source_link_text'];
// Search for an asterisk sign
$search = stripos( $text, '*');
// If an asterisk is found, use regex to generate the linked phrase
if ( $search !== FALSE ) {
$link_open = "<a ${display_settings['open']} ${display_settings['follow']} href=\"";
$link_close = "</a>";
$linked_text = preg_replace(
'/\*\*(.*?)\*\*/', // The regex pattern to search for
$link_open . esc_attr( $feed_link ) . "\">$1</a>", // The replacement text
$text // The text to which to search in
);
$linked_text = preg_replace(
'/\*(.*?)\*/', // The regex pattern to search for
$link_open . esc_attr( $link ) . "\">$1</a>", // The replacement text
$linked_text // The text to which to search in
);
}
// If no asterisk is found, use as preceding text
else $linked_text = $text . ' <a href="' . esc_attr( $link ) . '" target="_blank">' . $link . '</a>';
// Add the generated text to the content
if ( $linked_text !== '' ) {
$linkMethod = apply_filters('wprss_ftp_add_source_link_method', 'before');
if( $linkMethod === 'before' ) {
$content = $linked_text . '</br>' . $content;
}
elseif( $linkMethod === 'after' ) {
$content = $content . '</br>' . $linked_text;
}
elseif( is_callable($linkMethod) ) {
$content = call_user_func_array($linkMethod, array($content, $linked_text));
}
}
}
} // end of imported post check
return $content;
}
