function rt_vt_resize($attach_id = null, $img_url = null, $width, $height, $crop = false, $v_crop = false)
{
$file_path = "";
$image_src = array();
// fix demo image urls
$upload_dir = wp_upload_dir();
$img_url = str_replace(RT_DEMOUPLOADSDIR, $upload_dir['url'], $img_url);
//clean if thumbnail used instead of full image
if ($img_url) {
$img_url = rt_clean_thumbnail_ext($img_url);
}
// this is an attachment, so we have the ID
if ($attach_id) {
$image_src = wp_get_attachment_image_src($attach_id, 'full');
$file_path = get_attached_file($attach_id);
// this is not an attachment, let's use the image url
} else {
if ($img_url) {
//parse
$file_path = parse_url($img_url);
$file_path = $_SERVER['DOCUMENT_ROOT'] . $file_path['path'];
/* alternative find paths
$file_path = parse_url( $img_url );
$uploads = wp_upload_dir();
$file_path = $uploads['basedir'] . str_replace("/wp-content/uploads","", $file_path['path']);
*/
$orig_size = file_exists($file_path) ? getimagesize($file_path) : false;
$image_src[0] = $img_url;
$image_src[1] = $orig_size[0];
$image_src[2] = $orig_size[1];
//let WP find image urls
if (!$orig_size) {
$get_image_id_from_url = rt_get_attachment_id_from_src($img_url);
if ($get_image_id_from_url) {
$image_src = wp_get_attachment_image_src($get_image_id_from_url, 'full');
$file_path = get_attached_file($get_image_id_from_url);
}
}
}
}
$file_info = pathinfo($file_path);
$extension = isset($file_info['extension']) ? '.' . $file_info['extension'] : "";
// the image path without the extension
$no_ext_path = isset($file_info['dirname']) && isset($file_info['filename']) ? $file_info['dirname'] . '/' . $file_info['filename'] : "";
if (isset($image_src[2]) && $height <= $image_src[2] && $v_crop != false && $crop == false) {
$cropped_img_path = $no_ext_path . '-vc-' . $width . 'x' . $height . $extension;
//cropped vertically
} else {
$cropped_img_path = $no_ext_path . '-' . $width . 'x' . $height . $extension;
//cropped normal
}
// checking if the file size is larger than the target size
// if it is smaller or the same size, stop right here and return
if (isset($image_src[1]) && $image_src[1] > $width || isset($image_src[2]) && $image_src[2] > $height) {
// the file is larger, check if the resized version already exists (for $crop = true but will also work for $crop = false if the sizes match)
if (file_exists($cropped_img_path) && $crop != false) {
$cropped_img_url = str_replace(basename($image_src[0]), basename($cropped_img_path), $image_src[0]);
$vt_image = array('url' => $cropped_img_url, 'width' => $width, 'height' => $height);
return $vt_image;
}
// $crop = false
if ($crop == false && $v_crop == false) {
// calculate the size proportionaly
$proportional_size = wp_constrain_dimensions($image_src[1], $image_src[2], $width, $height);
$resized_img_path = $no_ext_path . '-' . $proportional_size[0] . 'x' . $proportional_size[1] . $extension;
// checking if the file already exists
if (file_exists($resized_img_path)) {
$resized_img_url = str_replace(basename($image_src[0]), basename($resized_img_path), $image_src[0]);
$vt_image = array('url' => $resized_img_url, 'width' => $proportional_size[0], 'height' => $proportional_size[1]);
return $vt_image;
}
}
// $v_crop = true
if ($height <= $image_src[2] && $v_crop != false && $crop == false) {
// calculate the size proportionaly
if ($width > $image_src[1]) {
$proportional_size = array($image_src[1], $height);
} else {
$proportional_size = array($width, $height);
}
$resized_img_path = $no_ext_path . '-vc-' . $proportional_size[0] . 'x' . $proportional_size[1] . $extension;
// checking if the file already exists
if (file_exists($resized_img_path)) {
$resized_img_url = str_replace(basename($image_src[0]), basename($resized_img_path), $image_src[0]);
$vt_image = array('url' => $resized_img_url, 'width' => $proportional_size[0], 'height' => $proportional_size[1]);
return $vt_image;
}
}
// no cache files - let's finally resize it
$new_img_path = wp_get_image_editor($file_path);
if (!is_wp_error($new_img_path)) {
/*
* resize & crop
*/
//crop images with the height value, and take x and y = 0
if ($height <= $image_src[2] && $v_crop != false && $crop == false) {
if ($width > $image_src[1]) {
$resized = $new_img_path->crop(0, 0, $image_src[1], $height);
$v_crop_sfx = "vc-" . $image_src[1] . "x" . $height;
} else {
$resized = $new_img_path->crop(0, 0, $width, $height);
$v_crop_sfx = "vc-" . $width . "x" . $height;
}
}
if ($v_crop == false) {
$resized = $new_img_path->resize($width, $height, $crop);
// regular resize
}
//if no wp error save the new file
if (!is_wp_error($resized)) {
if ($height <= $image_src[2] && $v_crop != false && $crop == false) {
$dest_file = $new_img_path->generate_filename($v_crop_sfx);
//v_crop
} else {
$dest_file = $new_img_path->generate_filename();
}
$saved = $new_img_path->save($dest_file);
if (!is_wp_error($saved)) {
$new_img_path = $saved["path"];
} else {
$new_img_path = $file_path;
}
} else {
$new_img_path = $file_path;
}
} else {
$new_img_path = $file_path;
}
$new_img_size = getimagesize($new_img_path);
$new_img = str_replace(basename($image_src[0]), basename($new_img_path), $image_src[0]);
// resized output
$vt_image = array('url' => $new_img, 'width' => $new_img_size[0], 'height' => $new_img_size[1]);
return $vt_image;
}
// default output - without resizing
$vt_image = array('url' => isset($image_src[0]) ? $image_src[0] : "", 'width' => isset($image_src[0]) ? $image_src[1] : "", 'height' => isset($image_src[0]) ? $image_src[2] : "");
return $vt_image;
}
/**
* Display the new Custom Fields meta box
*/
function displayCustomFields()
{
global $post;
?>
<div class="box right-col metaboxes side">
<?php
wp_nonce_field($this->settings['slug'], $this->settings['slug'] . '_wpnonce', false, true);
// Check capability
if (!current_user_can($this->settings['capability'], $post->ID)) {
$output = false;
} else {
$output = true;
}
// Output if allowed
if ($output) {
?>
<?php
//get stored values
$rt_gallery_images = get_post_meta($post->ID, $this->prefix . "rt_gallery_images", true);
//to compatible with earlier rt-framework implode the images into an array first
if (is_array($rt_gallery_images) && !empty($rt_gallery_images)) {
$rt_gallery_images = implode(",", $rt_gallery_images);
}
?>
<ul class="rt-gallery-uploaded-photos">
<?php
if (!empty($rt_gallery_images)) {
//make an array from the image list
$rt_gallery_images_array = explode(",", $rt_gallery_images);
for ($i = 0; $i < count($rt_gallery_images_array); $i++) {
//the image url
$image_url = rt_find_image_org_path(trim($rt_gallery_images_array[$i]));
//find the id of image
$image_id = rt_get_attachment_id_from_src(rt_clean_thumbnail_ext($image_url));
//the thumbmail url
$thumbnail = wp_get_attachment_image_src($image_id, "thumbnail", true, "");
if (strpos($thumbnail[0], "default.png")) {
$thumbnail[0] = $image_url;
}
echo ' <li><img src="' . $thumbnail[0] . '" data-rel="' . $image_url . '"></li> ';
}
}
?>
</ul>
<input type="hidden" name="<?php
echo $this->prefix;
?>
rt_gallery_images" value="<?php
echo $rt_gallery_images;
?>
" id="rt-gallery-images" class="upload_field">
<div class="rt-gallery-new-photos-holder">
<div class="rt-gallery-new-photos"></div>
</div>
<?php
}
?>
<div class="rt_gallery_add_button icon-plus-squared-1 button"><?php
echo __("Add New Images", "rt_theme_admin");
?>
</div>
</div>
<?php
}
function rt_find_image_org_path($image)
{
if (is_multisite()) {
global $blog_id;
if (isset($blog_id) && $blog_id > 0) {
if (strpos($image, get_bloginfo('wpurl')) !== false) {
//image is local
if (empty(get_current_site(1)->path)) {
$the_image_path = get_current_site(1)->path . str_replace(get_blog_option($blog_id, 'fileupload_url'), get_blog_option($blog_id, 'upload_path'), $image);
} else {
$the_image_path = $image;
}
} else {
$the_image_path = $image;
}
} else {
$the_image_path = $image;
}
} else {
$the_image_path = $image;
}
return rt_clean_thumbnail_ext($the_image_path);
}
