function sp_generate_attachment_metadata($attachment_id, $file)
{
$attachment = get_post($attachment_id);
$metadata = array();
if (preg_match('!^image/!', get_post_mime_type($attachment)) && file_is_displayable_image($file)) {
$imagesize = getimagesize($file);
$metadata['width'] = $imagesize[0];
$metadata['height'] = $imagesize[1];
list($uwidth, $uheight) = wp_shrink_dimensions($metadata['width'], $metadata['height']);
$metadata['hwstring_small'] = "height='{$uheight}' width='{$uwidth}'";
// Make the file path relative to the upload dir
$metadata['file'] = $attachment->post_title;
// make thumbnails and other intermediate sizes
global $_wp_additional_image_sizes;
$temp_sizes = array('thumbnail', 'medium', 'large');
// Standard sizes
if (isset($_wp_additional_image_sizes) && count($_wp_additional_image_sizes)) {
$temp_sizes = array_merge($temp_sizes, array_keys($_wp_additional_image_sizes));
}
$temp_sizes = apply_filters('intermediate_image_sizes', $temp_sizes);
foreach ($temp_sizes as $s) {
$sizes[$s] = array('width' => '', 'height' => '', 'crop' => FALSE);
if (isset($_wp_additional_image_sizes[$s]['width'])) {
$sizes[$s]['width'] = intval($_wp_additional_image_sizes[$s]['width']);
} else {
$sizes[$s]['width'] = get_option("{$s}_size_w");
}
// For default sizes set in options
if (isset($_wp_additional_image_sizes[$s]['height'])) {
$sizes[$s]['height'] = intval($_wp_additional_image_sizes[$s]['height']);
} else {
$sizes[$s]['height'] = get_option("{$s}_size_h");
}
// For default sizes set in options
if (isset($_wp_additional_image_sizes[$s]['crop'])) {
$sizes[$s]['crop'] = intval($_wp_additional_image_sizes[$s]['crop']);
} else {
$sizes[$s]['crop'] = get_option("{$s}_crop");
}
// For default sizes set in options
}
$sizes = apply_filters('intermediate_image_sizes_advanced', $sizes);
foreach ($sizes as $size => $size_data) {
$resized = image_make_intermediate_size($file, $size_data['width'], $size_data['height'], $size_data['crop']);
if ($resized) {
$metadata['sizes'][$size] = $resized;
}
}
// fetch additional metadata from exif/iptc
$image_meta = wp_read_image_metadata($file);
if ($image_meta) {
$metadata['image_meta'] = $image_meta;
}
}
return apply_filters('wp_generate_attachment_metadata', $metadata, $attachment_id);
}
function wp_upload_display( $dims = false, $href = '' ) {
global $post;
$id = get_the_ID();
$attachment_data = wp_get_attachment_metadata( $id );
$is_image = (int) wp_attachment_is_image();
if ( !isset($attachment_data['width']) && $is_image ) {
if ( $image_data = getimagesize( get_attached_file( $id ) ) ) {
$attachment_data['width'] = $image_data[0];
$attachment_data['height'] = $image_data[1];
wp_update_attachment_metadata( $id, $attachment_data );
}
}
if ( isset($attachment_data['width']) )
list($width,$height) = wp_shrink_dimensions($attachment_data['width'], $attachment_data['height'], 171, 128);
ob_start();
the_title();
$post_title = attribute_escape(ob_get_contents());
ob_end_clean();
$post_content = attribute_escape(apply_filters( 'content_edit_pre', $post->post_content ));
$class = 'text';
$innerHTML = get_attachment_innerHTML( $id, false, $dims );
if ( $image_src = get_attachment_icon_src() ) {
$image_rel = wp_make_link_relative($image_src);
$innerHTML = ' ' . str_replace($image_src, $image_rel, $innerHTML);
$class = 'image';
}
$src_base = wp_get_attachment_url();
$src = wp_make_link_relative( $src_base );
$src_base = str_replace($src, '', $src_base);
$r = '';
if ( $href )
$r .= "<a id='file-link-$id' href='$href' title='$post_title' class='file-link $class'>\n";
if ( $href || $image_src )
$r .= "\t\t\t$innerHTML";
if ( $href )
$r .= "</a>\n";
$r .= "\n\t\t<div class='upload-file-data'>\n\t\t\t<p>\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-url-$id' id='attachment-url-$id' value='$src' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-url-base-$id' id='attachment-url-base-$id' value='$src_base' />\n";
if ( !$thumb_base = wp_get_attachment_thumb_url() )
$thumb_base = wp_mime_type_icon();
if ( $thumb_base ) {
$thumb_rel = wp_make_link_relative( $thumb_base );
$thumb_base = str_replace( $thumb_rel, '', $thumb_base );
$r .= "\t\t\t\t<input type='hidden' name='attachment-thumb-url-$id' id='attachment-thumb-url-$id' value='$thumb_rel' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-thumb-url-base-$id' id='attachment-thumb-url-base-$id' value='$thumb_base' />\n";
}
$r .= "\t\t\t\t<input type='hidden' name='attachment-is-image-$id' id='attachment-is-image-$id' value='$is_image' />\n";
if ( isset($width) ) {
$r .= "\t\t\t\t<input type='hidden' name='attachment-width-$id' id='attachment-width-$id' value='$width' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-height-$id' id='attachment-height-$id' value='$height' />\n";
}
$r .= "\t\t\t\t<input type='hidden' name='attachment-page-url-$id' id='attachment-page-url-$id' value='" . get_attachment_link( $id ) . "' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-title-$id' id='attachment-title-$id' value='$post_title' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-description-$id' id='attachment-description-$id' value='$post_content' />\n";
$r .= "\t\t\t</p>\n\t\t</div>\n";
return $r;
}
/**
* Calculated the new dimentions for a downsampled image.
*
* @since 2.0.0
* @see wp_shrink_dimensions()
*
* @param int $width Current width of the image
* @param int $height Current height of the image
* @return mixed Array(height,width) of shrunk dimensions.
*/
function get_udims($width, $height)
{
return wp_shrink_dimensions($width, $height);
}
function wp_upload_display($dims = false, $href = '')
{
global $post;
$id = get_the_ID();
$attachment_data = wp_get_attachment_metadata($id);
$is_image = (int) wp_attachment_is_image();
$filesystem_path = get_attached_file($id);
if (!isset($attachment_data['width']) && $is_image) {
if ($image_data = getimagesize($filesystem_path)) {
$attachment_data['width'] = $image_data[0];
$attachment_data['height'] = $image_data[1];
wp_update_attachment_metadata($id, $attachment_data);
}
}
if (isset($attachment_data['width'])) {
list($width, $height) = wp_shrink_dimensions($attachment_data['width'], $attachment_data['height'], 171, 128);
}
$post_title = attribute_escape(the_title('', '', false));
$post_content = attribute_escape(apply_filters('content_edit_pre', $post->post_content));
$class = 'text';
$innerHTML = get_attachment_innerHTML($id, false, $dims);
if ($image_src = get_attachment_icon_src()) {
$image_rel = wp_make_link_relative($image_src);
$innerHTML = ' ' . str_replace($image_src, $image_rel, $innerHTML);
$class = 'image';
}
$src_base = wp_get_attachment_url();
$src = wp_make_link_relative($src_base);
$src_base = str_replace($src, '', $src_base);
if (!trim($post_title)) {
$post_title = basename($src);
}
$r = '';
if ($href) {
$r .= "<a id='file-link-{$id}' href='{$href}' title='{$post_title}' class='file-link {$class}'>\n";
}
if ($href || $image_src) {
$r .= "\t\t\t{$innerHTML}";
}
if ($href) {
$r .= "</a>\n";
}
$size = @filesize($filesystem_path);
if (!empty($size)) {
$r .= "\t\t\t\t<span class='upload-file-size'>" . size_format($size) . "</span>\n";
}
$r .= "\n\t\t<div class='upload-file-data'>\n\t\t\t<p>\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-url-{$id}' id='attachment-url-{$id}' value='{$src}' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-url-base-{$id}' id='attachment-url-base-{$id}' value='{$src_base}' />\n";
if (!($thumb_base = wp_get_attachment_thumb_url())) {
$thumb_base = wp_mime_type_icon();
}
if ($thumb_base) {
$thumb_rel = wp_make_link_relative($thumb_base);
$thumb_base = str_replace($thumb_rel, '', $thumb_base);
$r .= "\t\t\t\t<input type='hidden' name='attachment-thumb-url-{$id}' id='attachment-thumb-url-{$id}' value='{$thumb_rel}' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-thumb-url-base-{$id}' id='attachment-thumb-url-base-{$id}' value='{$thumb_base}' />\n";
}
$r .= "\t\t\t\t<input type='hidden' name='attachment-is-image-{$id}' id='attachment-is-image-{$id}' value='{$is_image}' />\n";
if (isset($width)) {
$r .= "\t\t\t\t<input type='hidden' name='attachment-width-{$id}' id='attachment-width-{$id}' value='{$width}' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-height-{$id}' id='attachment-height-{$id}' value='{$height}' />\n";
}
$r .= "\t\t\t\t<input type='hidden' name='attachment-page-url-{$id}' id='attachment-page-url-{$id}' value='" . get_attachment_link($id) . "' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-title-{$id}' id='attachment-title-{$id}' value='{$post_title}' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-description-{$id}' id='attachment-description-{$id}' value='{$post_content}' />\n";
$r .= "\t\t\t</p>\n\t\t</div>\n";
return $r;
}
function wp_save_image($post_id)
{
$return = '';
$success = $delete = $scaled = $nocrop = false;
$post = get_post($post_id);
@ini_set('memory_limit', '256M');
$img = load_image_to_edit($post_id, $post->post_mime_type);
if (!is_resource($img)) {
$return->error = esc_js(__('Unable to create new image.'));
return $return;
}
$fwidth = !empty($_REQUEST['fwidth']) ? intval($_REQUEST['fwidth']) : 0;
$fheight = !empty($_REQUEST['fheight']) ? intval($_REQUEST['fheight']) : 0;
$target = !empty($_REQUEST['target']) ? preg_replace('/[^a-z0-9_-]+/i', '', $_REQUEST['target']) : '';
$scale = !empty($_REQUEST['do']) && 'scale' == $_REQUEST['do'];
if ($scale && $fwidth > 0 && $fheight > 0) {
$sX = imagesx($img);
$sY = imagesy($img);
// check if it has roughly the same w / h ratio
$diff = round($sX / $sY, 2) - round($fwidth / $fheight, 2);
if (-0.1 < $diff && $diff < 0.1) {
// scale the full size image
$dst = wp_imagecreatetruecolor($fwidth, $fheight);
if (imagecopyresampled($dst, $img, 0, 0, 0, 0, $fwidth, $fheight, $sX, $sY)) {
imagedestroy($img);
$img = $dst;
$scaled = true;
}
}
if (!$scaled) {
$return->error = esc_js(__('Error while saving the scaled image. Please reload the page and try again.'));
return $return;
}
} elseif (!empty($_REQUEST['history'])) {
$changes = json_decode(stripslashes($_REQUEST['history']));
if ($changes) {
$img = image_edit_apply_changes($img, $changes);
}
} else {
$return->error = esc_js(__('Nothing to save, the image has not changed.'));
return $return;
}
$meta = wp_get_attachment_metadata($post_id);
$backup_sizes = get_post_meta($post->ID, '_wp_attachment_backup_sizes', true);
if (!is_array($meta)) {
$return->error = esc_js(__('Image data does not exist. Please re-upload the image.'));
return $return;
}
if (!is_array($backup_sizes)) {
$backup_sizes = array();
}
// generate new filename
$path = get_attached_file($post_id);
$path_parts = pathinfo52($path);
$filename = $path_parts['filename'];
$suffix = time() . rand(100, 999);
if (defined('IMAGE_EDIT_OVERWRITE') && IMAGE_EDIT_OVERWRITE && isset($backup_sizes['full-orig']) && $backup_sizes['full-orig']['file'] != $path_parts['basename']) {
if ('thumbnail' == $target) {
$new_path = "{$path_parts['dirname']}/{$filename}-temp.{$path_parts['extension']}";
} else {
$new_path = $path;
}
} else {
while (true) {
$filename = preg_replace('/-e([0-9]+)$/', '', $filename);
$filename .= "-e{$suffix}";
$new_filename = "{$filename}.{$path_parts['extension']}";
$new_path = "{$path_parts['dirname']}/{$new_filename}";
if (file_exists($new_path)) {
$suffix++;
} else {
break;
}
}
}
// save the full-size file, also needed to create sub-sizes
if (!wp_save_image_file($new_path, $img, $post->post_mime_type, $post_id)) {
$return->error = esc_js(__('Unable to save the image.'));
return $return;
}
if ('nothumb' == $target || 'all' == $target || 'full' == $target || $scaled) {
$tag = false;
if (isset($backup_sizes['full-orig'])) {
if ((!defined('IMAGE_EDIT_OVERWRITE') || !IMAGE_EDIT_OVERWRITE) && $backup_sizes['full-orig']['file'] != $path_parts['basename']) {
$tag = "full-{$suffix}";
}
} else {
$tag = 'full-orig';
}
if ($tag) {
$backup_sizes[$tag] = array('width' => $meta['width'], 'height' => $meta['height'], 'file' => $path_parts['basename']);
}
$success = update_attached_file($post_id, $new_path);
$meta['file'] = _wp_relative_upload_path($new_path);
$meta['width'] = imagesx($img);
$meta['height'] = imagesy($img);
list($uwidth, $uheight) = wp_shrink_dimensions($meta['width'], $meta['height']);
$meta['hwstring_small'] = "height='{$uheight}' width='{$uwidth}'";
if ($success && ('nothumb' == $target || 'all' == $target)) {
$sizes = apply_filters('intermediate_image_sizes', array('large', 'medium', 'thumbnail'));
if ('nothumb' == $target) {
$sizes = array_diff($sizes, array('thumbnail'));
}
}
$return->fw = $meta['width'];
$return->fh = $meta['height'];
} elseif ('thumbnail' == $target) {
$sizes = array('thumbnail');
$success = $delete = $nocrop = true;
}
if (isset($sizes)) {
foreach ($sizes as $size) {
$tag = false;
if (isset($meta['sizes'][$size])) {
if (isset($backup_sizes["{$size}-orig"])) {
if ((!defined('IMAGE_EDIT_OVERWRITE') || !IMAGE_EDIT_OVERWRITE) && $backup_sizes["{$size}-orig"]['file'] != $meta['sizes'][$size]['file']) {
$tag = "{$size}-{$suffix}";
}
} else {
$tag = "{$size}-orig";
}
if ($tag) {
$backup_sizes[$tag] = $meta['sizes'][$size];
}
}
$crop = $nocrop ? false : get_option("{$size}_crop");
$resized = image_make_intermediate_size($new_path, get_option("{$size}_size_w"), get_option("{$size}_size_h"), $crop);
if ($resized) {
$meta['sizes'][$size] = $resized;
} else {
unset($meta['sizes'][$size]);
}
}
}
if ($success) {
wp_update_attachment_metadata($post_id, $meta);
update_post_meta($post_id, '_wp_attachment_backup_sizes', $backup_sizes);
if ($target == 'thumbnail' || $target == 'all' || $target == 'full') {
$file_url = wp_get_attachment_url($post_id);
if ($thumb = $meta['sizes']['thumbnail']) {
$return->thumbnail = path_join(dirname($file_url), $thumb['file']);
} else {
$return->thumbnail = "{$file_url}?w=128&h=128";
}
}
} else {
$delete = true;
}
if ($delete) {
$delpath = apply_filters('wp_delete_file', $new_path);
@unlink($delpath);
}
imagedestroy($img);
$return->msg = esc_js(__('Image saved'));
return $return;
}
function scissors_resize($post, $filename, $src)
{
$w = intval($_POST['width']);
$h = intval($_POST['height']);
if ($w > 0 && $h > 0) {
$srcW = imagesx($src);
$srcH = imagesy($src);
if ($w != $srcW || $h != $srcH) {
$dst = scissors_create_image($w, $h);
if (is_resource($dst)) {
if (imagecopyresampled($dst, $src, 0, 0, 0, 0, $w, $h, $srcW, $srcH)) {
scissors_rebuild_watermark_meta($dst, $post->post_mime_type, $post->ID);
if (scissors_is_watermarking_enabled('full', $post->ID, TRUE)) {
scissors_watermark_image($dst);
}
if (scissors_save_image($dst, $filename, $post->post_mime_type)) {
// update meta data, no need to rebuild intermediate images because the aspect ratio always stays the same
$metadata = wp_get_attachment_metadata($post->ID);
$metadata['width'] = $w;
$metadata['height'] = $h;
list($uwidth, $uheight) = wp_shrink_dimensions($metadata['width'], $metadata['height']);
$metadata['hwstring_small'] = "height='{$uheight}' width='{$uwidth}'";
wp_update_attachment_metadata($post->ID, $metadata);
$msg = "done;full,{$w},{$h}";
// signal change of the full-size image
if (!scissors_has_thumbnail($metadata)) {
$msg .= "+thumbnail,{$w},{$h}";
}
// full size image is used as thumbnail, force GUI updated
} else {
$msg = __('Failed to save new image.', 'scissors');
}
} else {
$msg = __('Failed to resize image.', 'scissors');
}
imagedestroy($dst);
return $msg;
} else {
return __('Failed to allocate memory.', 'scissors');
}
} else {
return 'done;*';
}
// signal no change
} else {
return __('Invalid destination dimensions.', 'scissors');
}
}
/**
* @expectedDeprecated wp_shrink_dimensions
*/
function test_shrink_dimensions_boundary() {
// one dimension is larger than the constraint, one smaller - result should be constrained
$out = wp_shrink_dimensions(1024, 768, 500, 800);
$this->assertequals(array(500, 375), $out);
$out = wp_shrink_dimensions(1024, 768, 2000, 700);
$this->assertequals(array(933, 700), $out);
// portrait
$out = wp_shrink_dimensions(768, 1024, 800, 500);
$this->assertequals(array(375, 500), $out);
$out = wp_shrink_dimensions(768, 1024, 2000, 700);
$this->assertequals(array(525, 700), $out);
}
function wp_save_image($post_id)
{
$msg = '';
$success = $delete = $full_resized = false;
$post = get_post($post_id);
@ini_set('memory_limit', '256M');
$img = load_image_to_edit($post);
if (!is_resource($img)) {
return 'error=' . __('Unable to create new image.');
}
$fwidth = !empty($_REQUEST['fwidth']) ? intval($_REQUEST['fwidth']) : 0;
$fheight = !empty($_REQUEST['fheight']) ? intval($_REQUEST['fheight']) : 0;
$target = !empty($_REQUEST['target']) ? preg_replace('/[^a-z0-9_-]+/i', '', $_REQUEST['target']) : '';
if (!empty($_REQUEST['history'])) {
$changes = json_decode(stripslashes($_REQUEST['history']));
if ($changes) {
$img = image_edit_apply_changes($img, $changes);
}
}
if ($fwidth > 0 && $fheight > 0) {
// scale the full size image
$dst = wp_imagecreatetruecolor($fwidth, $fheight);
if (imagecopyresampled($dst, $img, 0, 0, 0, 0, $fwidth, $fheight, imagesx($img), imagesy($img))) {
imagedestroy($img);
$img = $dst;
$full_resized = true;
}
}
if (!$changes && !$full_resized) {
return 'error=' . __('Nothing to save, the image is not changed.');
}
$meta = wp_get_attachment_metadata($post_id, false, false);
if (!is_array($meta)) {
$meta = array();
}
if (!isset($meta['sizes']) || !is_array($meta['sizes'])) {
$meta['sizes'] = array();
}
// generate new filename
$path = get_attached_file($post_id);
$path_parts = pathinfo52($path);
$filename = $path_parts['filename'];
$suffix = time() . rand(100, 999);
while (true) {
$filename = preg_replace('/-e([0-9]+)$/', '', $filename);
$filename .= "-e{$suffix}";
$new_filename = "{$filename}.{$path_parts['extension']}";
$new_path = "{$path_parts['dirname']}/{$new_filename}";
if (file_exists($new_path)) {
$suffix++;
} else {
break;
}
}
// save the full-size file, also needed to create sub-sizes
if (!wp_save_image_file($new_path, $img, $post->post_mime_type, $post_id)) {
return 'error=' . __('Unable to save the image.');
}
if ('full' == $target || 'all' == $target || $full_resized) {
$meta['sizes']["backup-{$suffix}-full"] = array('width' => $meta['width'], 'height' => $meta['height'], 'file' => $path_parts['basename']);
$success = update_attached_file($post_id, $new_path);
$meta['file'] = get_attached_file($post_id, true);
// get the path unfiltered
$meta['width'] = imagesx($img);
$meta['height'] = imagesy($img);
list($uwidth, $uheight) = wp_shrink_dimensions($meta['width'], $meta['height']);
$meta['hwstring_small'] = "height='{$uheight}' width='{$uwidth}'";
if ($success && $target == 'all') {
$sizes = apply_filters('intermediate_image_sizes', array('large', 'medium', 'thumbnail'));
}
$msg .= "full={$meta['width']}x{$meta['height']}!";
} elseif (array_key_exists($target, $meta['sizes'])) {
$sizes = array($target);
$success = $delete = true;
}
if (isset($sizes)) {
foreach ($sizes as $size) {
if (isset($meta['sizes'][$size])) {
$meta['sizes']["backup-{$suffix}-{$size}"] = $meta['sizes'][$size];
}
$resized = image_make_intermediate_size($new_path, get_option("{$size}_size_w"), get_option("{$size}_size_h"), get_option("{$size}_crop"));
if ($resized) {
$meta['sizes'][$size] = $resized;
} else {
unset($meta['sizes'][$size]);
}
}
}
if ($success) {
wp_update_attachment_metadata($post_id, $meta);
if ($target == 'thumbnail' || $target == 'all' || $target == 'full' && !array_key_exists('thumbnail', $meta['sizes'])) {
if ($thumb_url = get_attachment_icon_src($post_id)) {
$msg .= "thumbnail={$thumb_url[0]}";
}
}
} else {
$delete = true;
}
if ($delete) {
$delpath = apply_filters('wp_delete_file', $new_path);
@unlink($delpath);
}
imagedestroy($img);
return $msg;
}