/**
* Returns HTML representing this Document.
* @filter dg_icon_template Filters the DG icon HTML. Passes a single
* bool value indicating whether the gallery is using descriptions or not.
* @return string The gallery HTML.
*/
public function __toString()
{
include_once DG_PATH . 'inc/class-thumber.php';
$data = '';
$description = '';
$target = $this->gallery->openLinkInNewWindow() ? '_blank' : '_self';
if ($this->gallery->useFancyThumbs()) {
$thumb_obj = DG_Thumb::getThumb($this->ID);
if (!is_null($thumb_obj)) {
if ($thumb_obj->isSuccess()) {
// icon has already been generated so include it in generated gallery
$thumb = $thumb_obj->getUrl();
}
} else {
// include a data-* attribute for client side to asynchronously request icon after gallery load
$data = 'data-id="' . $this->ID . '"';
}
}
if (!isset($thumb)) {
$thumb = DG_DefaultThumber::init()->getThumbnail($this->ID);
}
$repl = array($this->link, $thumb, $this->title_attribute, $this->title, $target, $this->extension, $this->size, $this->path, $data);
$find = array('%link%', '%img%', '%title_attribute%', '%title%', '%target%', '%extension%', '%size%', '%path%', '%data%');
// if descriptions then add filterable tag and value to replaced tag
if ($this->gallery->useDescriptions()) {
$repl[] = $this->description;
$find[] = '%description%';
$description = ' <p>%description%</p>';
}
$doc_icon = ' <div class="document-icon">' . PHP_EOL . ' <a href="%link%" target="%target%">' . PHP_EOL . ' <img src="%img%" title="%title_attribute%" alt="%title_attribute%" %data%/>' . PHP_EOL . ' <span class="title">%title%</span>' . PHP_EOL . ' </a>' . PHP_EOL . ' </div>' . PHP_EOL . $description;
// allow developers to filter icon output
$doc_icon = apply_filters('dg_icon_template', $doc_icon, $this->gallery->useDescriptions(), $this->ID);
return str_replace($find, $repl, $doc_icon);
}
/**
* Validate settings for the tab.
*/
function dg_validate_settings($values)
{
global $dg_options;
$ret = $dg_options;
include_once DG_PATH . 'inc/class-gallery.php';
$thumbs_cleared = false;
// handle gallery shortcode defaults
$errs = array();
$ret['gallery'] = DG_Gallery::sanitizeDefaults(null, $values['gallery_defaults'], $errs);
foreach ($errs as $k => $v) {
add_settings_error(DG_OPTION_NAME, str_replace('_', '-', $k), $v);
}
// handle setting width
if (isset($values['thumbnail_generation']['width'])) {
$width = (int) $values['thumbnail_generation']['width'];
if ($width > 0) {
$ret['thumber']['width'] = $width;
} else {
add_settings_error(DG_OPTION_NAME, 'thumber-width', __('Invalid width given: ', 'document-gallery') . $values['thumbnail_generation']['width']);
}
unset($values['thumbnail_generation']['width']);
}
// handle setting height
if (isset($values['thumbnail_generation']['height'])) {
$height = (int) $values['thumbnail_generation']['height'];
if ($height > 0) {
$ret['thumber']['height'] = $height;
} else {
add_settings_error(DG_OPTION_NAME, 'thumber-height', __('Invalid height given: ', 'document-gallery') . $values['thumbnail_generation']['height']);
}
unset($values['thumbnail_generation']['width']);
}
// delete thumb cache to force regeneration if max dimensions changed
if ($ret['thumber']['width'] !== $dg_options['thumber']['width'] || $ret['thumber']['height'] !== $dg_options['thumber']['height']) {
DG_Thumb::purgeThumbs();
}
// handle setting the active thumbers
foreach (array_keys($ret['thumber']['active']) as $k) {
$ret['thumber']['active'][$k] = isset($values['thumbnail_generation'][$k]);
}
// if new thumbers available, clear failed thumbnails for retry
if (!$thumbs_cleared) {
DG_Thumb::purgeFailedThumbs();
}
// handle modified CSS
if (trim($ret['css']['text']) !== trim($values['css'])) {
$ret['css']['text'] = trim($values['css']);
}
return $ret;
}
/**
* Removes all metadata related to a thumbnail for the given attachment ID(s). This allows
* the plugin to attempt to re-generate the thumbnail for this attachment next time it
* is requested in a gallery or through some other means.
*
* @param int|int[] $ids Which thumbnails to delete.
*/
public static function deleteThumbnails($ids)
{
DG_Thumb::purgeThumbs($ids);
}
/**
* Delete all thumb entries that do not have an actual image associated with them due to failed generation.
*/
public static function purgeFailedThumbs()
{
global $wpdb;
$wpdb->query("DELETE FROM {$wpdb->postmeta} WHERE meta_key = '" . self::$meta_key . "' AND meta_value LIKE '%:%::'");
// force re-query next time
self::$thumbs = null;
}
/**
* Runs when DG is uninstalled for an individual blog.
*/
private static function _uninstall($blog)
{
DG_Thumb::purgeThumbs(null, $blog);
DocumentGallery::deleteOptions($blog);
}
/**
* Render a Meta Box.
* @param $post WP_Post The post.
*/
public static function renderMetaBox($post)
{
// Disabling scripts that have nothing to do with Edit Media pages
wp_dequeue_script('dg-media-manager');
remove_filter('mce_external_plugins', array(__CLASS__, 'mce_external_plugins'));
remove_filter('mce_css', array(__CLASS__, 'dg_plugin_mce_css'));
wp_nonce_field(DG_OPTION_NAME . '_meta_box', DG_OPTION_NAME . '_meta_box_nonce');
$ID = $post->ID;
$options = DG_Thumber::getOptions();
$thumb = DG_Thumb::getThumb($ID, $options['width'] . 'x' . $options['height']);
$icon = !is_null($thumb) && $thumb->isSuccess() ? $thumb->getUrl() : DG_DefaultThumber::getInstance()->getThumbnail($ID);
echo '<table id="ThumbsTable" class="wp-list-table widefat fixed media" cellpadding="0" cellspacing="0">' . '<tbody><tr data-entry="' . $ID . '"><td class="column-icon media-icon"><img src="' . $icon . '" />' . '</td><td class="column-thumbupload">' . '<span class="manual-download">' . '<span class="dashicons dashicons-upload"></span>' . '<span class="html5dndmarker">Drop file here<span> or </span></span>' . '<span class="buttons-area">' . '<input id="upload-button' . $ID . '" type="file" />' . '<input id="trigger-button' . $ID . '" type="button" value="Select File" class="button" />' . '</span>' . '</span>' . '</td></tr></tbody></table>' . (is_null($thumb) ? '<span class="dashicons dashicons-info"></span><span class="">Please note this attachment hasn't been used in any Document Gallery instance and so there is no autogenerated thumbnail, in the meantime default one is used instead.</span>' : '') . PHP_EOL;
}
/**
* Render the Thumbnail table.
*/
function dg_render_thumbnail_section()
{
global $dg_url_params;
include_once DG_PATH . 'inc/class-thumber.php';
static $limit_options = array(10, 25, 75);
static $order_options = array('asc', 'desc');
static $orderby_options = array('date', 'title');
$options = DG_Thumber::getOptions();
// find subset of thumbs to be included
$orderby = $dg_url_params['orderby'] = dg_get_orderby_param($orderby_options);
$order = $dg_url_params['order'] = dg_get_order_param($order_options);
$limit = $dg_url_params['limit'] = dg_get_limit_param();
/** @var DG_Thumb[] $thumbs */
$thumbs = DG_Thumb::getThumbs($options['width'] . 'x' . $options['height']);
uasort($thumbs, 'dg_cmp_thumb');
$thumbs_number = count($thumbs);
$lastsheet = ceil($thumbs_number / $limit);
$sheet = isset($_REQUEST['sheet']) ? absint($_REQUEST['sheet']) : 1;
if ($sheet === 0 || $sheet > $lastsheet) {
$sheet = 1;
}
$offset = ($sheet - 1) * $limit;
$thumbs = array_slice($thumbs, $offset, $limit, true);
// https://core.trac.wordpress.org/ticket/12212
$posts = array();
if (!empty($thumbs)) {
$posts = get_posts(array('post_type' => 'any', 'post_status' => 'any', 'numberposts' => -1, 'post__in' => array_keys($thumbs), 'orderby' => 'post__in'));
}
foreach ($posts as $post) {
$path_parts = pathinfo($post->guid);
$thumb = $thumbs[$post->ID];
$thumbs[$post->ID] = array();
$t =& $thumbs[$post->ID];
$t['timestamp'] = $thumb->getTimestamp();
$t['title'] = dg_get_thumb_title($post);
$t['ext'] = isset($path_parts['extension']) ? $path_parts['extension'] : '';
$t['description'] = $post->post_content;
$t['icon'] = $thumb->isSuccess() ? $thumb->getUrl() : DG_DefaultThumber::getInstance()->getThumbnail($post->ID);
}
unset($posts);
$select_limit = '';
foreach ($limit_options as $l_o) {
$select_limit .= '<option value="' . $l_o . '"' . selected($limit, $l_o, false) . '>' . $l_o . '</option>' . PHP_EOL;
}
$thead = '<tr>' . '<th scope="col" class="manage-column column-cb check-column">' . '<label class="screen-reader-text" for="cb-select-all-%1$d">' . __('Select All', 'document-gallery') . '</label>' . '<input id="cb-select-all-%1$d" type="checkbox">' . '</th>' . '<th scope="col" class="manage-column column-icon">' . __('Thumbnail', 'document-gallery') . '</th>' . '<th scope="col" class="manage-column column-title ' . ($orderby != 'title' ? 'sortable desc' : 'sorted ' . $order) . '"><a href="?' . http_build_query(array_merge($dg_url_params, array('orderby' => 'title', 'order' => $orderby != 'title' ? 'asc' : ($order == 'asc' ? 'desc' : 'asc')))) . '"><span>' . __('File name', 'document-gallery') . '</span><span class="sorting-indicator"></span></th>' . '<th scope="col" class="manage-column column-description">' . __('Description', 'document-gallery') . '</th>' . '<th scope="col" class="manage-column column-thumbupload"></th>' . '<th scope="col" class="manage-column column-date ' . ($orderby != 'date' ? 'sortable asc' : 'sorted ' . $order) . '"><a href="?' . http_build_query(array_merge($dg_url_params, array('orderby' => 'date', 'order' => $orderby != 'date' ? 'desc' : ($order == 'asc' ? 'desc' : 'asc')))) . '"><span>' . __('Date', 'document-gallery') . '</span><span class="sorting-indicator"></span></th>' . '</tr>';
$pagination = '<div class="alignleft bulkactions"><button class="button action deleteSelected">' . __('Delete Selected', 'document-gallery') . '</button></div><div class="tablenav-pages">' . '<span class="displaying-num">' . $thumbs_number . ' ' . _n('item', 'items', $thumbs_number, 'document-gallery') . '</span>' . ($lastsheet > 1 ? '<span class="pagination-links">' . '<a class="first-page' . ($sheet == 1 ? ' disabled' : '') . '" title="' . __('Go to the first page', 'document-gallery') . '"' . ($sheet == 1 ? '' : ' href="?' . http_build_query($dg_url_params) . '"') . '>«</a>' . '<a class="prev-page' . ($sheet == 1 ? ' disabled' : '') . '" title="' . __('Go to the previous page', 'document-gallery') . '"' . ($sheet == 1 ? '' : ' href="?' . http_build_query(array_merge($dg_url_params, array('sheet' => $sheet - 1))) . '"') . '>‹</a>' . '<span class="paging-input">' . '<input class="current-page" title="' . __('Current page', 'document-gallery') . '" type="text" name="paged" value="' . $sheet . '" size="' . strlen($sheet) . '" maxlength="' . strlen($sheet) . '"> ' . __('of', 'document-gallery') . ' <span class="total-pages">' . $lastsheet . '</span></span>' . '<a class="next-page' . ($sheet == $lastsheet ? ' disabled' : '') . '" title="' . __('Go to the next page', 'document-gallery') . '"' . ($sheet == $lastsheet ? '' : ' href="?' . http_build_query(array_merge($dg_url_params, array('sheet' => $sheet + 1))) . '"') . '>›</a>' . '<a class="last-page' . ($sheet == $lastsheet ? ' disabled' : '') . '" title="' . __('Go to the last page', 'document-gallery') . '"' . ($sheet == $lastsheet ? '' : ' href="?' . http_build_query(array_merge($dg_url_params, array('sheet' => $lastsheet))) . '"') . '>»</a>' . '</span>' : ' <b>|</b> ') . '<span class="displaying-num"><select dir="rtl" class="limit_per_page">' . $select_limit . '</select> ' . __('items per page', 'document-gallery') . '</span>' . '</div>' . '<br class="clear" />';
?>
<script type="text/javascript">
var URL_params = <?php
echo wp_json_encode($dg_url_params);
?>
;
</script>
<div class="thumbs-list-wrapper">
<div>
<div class="tablenav top"><?php
echo $pagination;
?>
</div>
<table id="ThumbsTable" class="wp-list-table widefat fixed media"
cellpadding="0" cellspacing="0">
<thead>
<?php
printf($thead, 1);
?>
</thead>
<tfoot>
<?php
printf($thead, 2);
?>
</tfoot>
<tbody><?php
foreach ($thumbs as $tid => $thumb) {
$icon = $thumb['icon'];
$title = $thumb['title'];
$ext = $thumb['ext'];
$description = $thumb['description'];
$date = DocumentGallery::localDateTimeFromTimestamp($thumb['timestamp']);
?>
<tr data-entry="<?php
echo $tid;
?>
">
<td scope="row" class="check-column">
<input
type="checkbox"
class="cb-ids"
name="<?php
echo DG_OPTION_NAME;
?>
[ids][]"
value="<?php
echo $tid;
?>
">
</td>
<td class="column-icon media-icon"><img src="<?php
echo $icon;
?>
" /></td>
<td class="title column-title">
<strong>
<a
href="<?php
echo home_url('/?attachment_id=' . $tid);
?>
"
target="_blank"
title="<?php
sprintf(__("View '%s' attachment page", 'document-gallery'), $title);
?>
">
<span class="editable-title"><?php
echo $title;
?>
</span>
<sup><?php
echo $ext;
?>
</sup>
</a>
</strong>
<span class="dashicons dashicons-edit"></span>
<span class="edit-controls">
<span class="dashicons dashicons-yes"></span>
<span class="dashicons dashicons-no"></span>
</span>
</td>
<td class="column-description">
<div class="editable-description"><?php
echo $description;
?>
</div>
<span class="dashicons dashicons-edit"></span>
<span class="edit-controls">
<span class="dashicons dashicons-yes"></span>
<span class="dashicons dashicons-no"></span>
<span class="dashicons dashicons-update"></span>
</span>
</td>
<td class="column-thumbupload">
<span class="manual-download">
<span class="dashicons dashicons-upload"></span>
<span class="html5dndmarker">Drop file here<span> or </span></span>
<span class="buttons-area">
<input id="upload-button<?php
echo $tid;
?>
" type="file" />
<input id="trigger-button<?php
echo $tid;
?>
" type="button" value="Select File" class="button" />
</span>
</span>
<div class="progress animate invis">
<span><span></span></span>
</div>
</td>
<td class="date column-date"><?php
echo $date;
?>
</td>
</tr>
<?php
}
?>
</tbody>
</table>
<div class="tablenav bottom"><?php
echo $pagination;
?>
</div>
</div>
</div>
<?php
}
/**
* Template that handles generating a thumbnail.
*
* If image has already been generated through other means, $pg may be set to the system path where the
* thumbnail is located. In this case, $generator will not be invoked, but *will* be kept for historical purposes.
*
* @param DG_AbstractThumber|string $generator Takes ID and pg and returns path to temp file or false.
* @param int $ID ID for the attachment that we need a thumbnail for.
* @param int|string $pg Page number of the attachment to get a thumbnail for or the system path to the image to be used.
*
* @return DG_Thumb|bool The generated thumbnail or false on failure.
*/
private static function thumbnailGenerationHarness($generator, $ID, $pg = 1)
{
// handle system page in $pg variable
if (is_string($pg) && !is_numeric($pg)) {
$temp_path = $pg;
} elseif (is_a($generator, 'DG_AbstractThumber')) {
// delegate thumbnail generation to $generator
if (false === ($temp_path = $generator->getThumbnail($ID, $pg))) {
return false;
}
// NOTE: get string representation to be stored with thumb in DB
$generator = get_class($generator);
} else {
DG_Logger::writeLog(DG_LogLevel::Error, 'Attempted to call thumbnailGenerationHarness with invalid generator: ' . print_r($generator, true));
return false;
}
// get some useful stuff
$doc_path = get_attached_file($ID);
$dirname = dirname($doc_path);
$basename = basename($doc_path);
if (false === ($len = strrpos($basename, '.'))) {
$len = strlen($basename);
}
$extless = substr($basename, 0, $len);
$ext = self::getExt($temp_path);
$thumb_name = self::getUniqueThumbName($dirname, $extless, $ext);
$thumb_path = "{$dirname}/{$thumb_name}";
// scale generated image down
$img = wp_get_image_editor($temp_path);
if (is_wp_error($img)) {
DG_Logger::writeLog(DG_LogLevel::Error, __('Failed to get image editor: ', 'document-gallery') . $img->get_error_message());
return false;
}
$options = self::getOptions();
$img->resize($options['width'], $options['height'], false);
$err = $img->save($thumb_path);
if (is_wp_error($err)) {
DG_Logger::writeLog(DG_LogLevel::Error, __('Failed to save image: ', 'document-gallery') . $err->get_error_message());
return false;
}
// do some cleanup
@unlink($temp_path);
// save new thumb
DG_Logger::writeLog(DG_LogLevel::Detail, 'Creating thumb object.');
$upload = wp_upload_dir();
$thumb = new DG_Thumb();
$thumb->setPostId($ID);
$thumb->setDimensions($options['width'] . 'x' . $options['height']);
$thumb->setTimestamp(time());
$thumb->setRelativePath(substr($thumb_path, strlen($upload['basedir']) + 1));
$thumb->setGenerator($generator);
$thumb->save();
return $thumb;
}