| @@ -1,141 +1,362 @@ | ||
| 1 | 1 | <?php |
| 2 | +defined('WPINC') OR exit; | |
| 3 | + | |
| 2 | 4 | /* |
| 3 | -Plugin Name: Document Gallery | |
| 4 | -Description: Display non-images in gallery format on page. | |
| 5 | -Version: 0.8 | |
| 6 | -Author: Dan Rossiter | |
| 7 | -Author URI: http://danrossiter.org/ | |
| 8 | -License: GPL2 | |
| 9 | -*/ | |
| 5 | + Plugin Name: Document Gallery | |
| 6 | + Plugin URI: http://wordpress.org/extend/plugins/document-gallery/ | |
| 7 | + Description: Display non-images (and images) in gallery format on a page or post with the [dg] shortcode. | |
| 8 | + Version: 2.2.6 | |
| 9 | + Author: Dan Rossiter | |
| 10 | + Author URI: http://danrossiter.org/ | |
| 11 | + License: GPLv2 | |
| 12 | + Text Domain: document-gallery | |
| 13 | + */ | |
| 10 | 14 | |
| 11 | -/* much credit to: tgrayimages.com/automate-file-attachments-on-your-wordpress-posts/ */ | |
| 12 | -add_action( 'wp_print_styles', 'add_header_css'); | |
| 15 | +define('DG_VERSION', '2.2.6'); | |
| 13 | 16 | |
| 14 | -function add_header_css() { | |
| 15 | - wp_enqueue_style('document-gallery-css', plugins_url('style.css', __FILE__)); | |
| 17 | +// define helper paths & URLs | |
| 18 | +define('DG_BASENAME', plugin_basename(__FILE__)); | |
| 19 | +define('DG_URL', plugin_dir_url(__FILE__)); | |
| 20 | +define('DG_PATH', plugin_dir_path(__FILE__)); | |
| 21 | +define('DG_WPINC_PATH', ABSPATH . WPINC . '/'); | |
| 22 | +define('DG_WPADMIN_PATH', ABSPATH . 'wp-admin/'); | |
| 23 | + | |
| 24 | +// init DG options for use throughout plugin | |
| 25 | +global $dg_options; | |
| 26 | +define('DG_OPTION_NAME', 'document_gallery'); | |
| 27 | +$dg_options = get_option(DG_OPTION_NAME, null); | |
| 28 | + | |
| 29 | +// logging functionality | |
| 30 | +include_once DG_PATH . 'inc/class-logger.php'; | |
| 31 | + | |
| 32 | +// handle activation, updates, and uninstallation | |
| 33 | +include_once DG_PATH . 'inc/class-setup.php'; | |
| 34 | +register_activation_hook(__FILE__, array('DG_Setup', 'activate')); | |
| 35 | +add_action('wpmu_new_blog', array('DG_Setup','activateNewBlog')); | |
| 36 | +register_uninstall_hook(__FILE__, array('DG_Setup', 'uninstall')); | |
| 37 | +DG_Setup::maybeUpdate(); | |
| 38 | + | |
| 39 | +// validate options if desired | |
| 40 | +if ($dg_options['validation']) { | |
| 41 | + add_action('init', array('DocumentGallery', 'addValidation')); | |
| 16 | 42 | } |
| 17 | 43 | |
| 18 | -function get_attachment_icons($atts){ | |
| 19 | - extract(shortcode_atts(array( | |
| 20 | - 'descriptions' => FALSE, | |
| 21 | - 'echo' => FALSE, | |
| 22 | - 'orderby' => 'menu_order', | |
| 23 | - 'order' => 'ASC' | |
| 24 | - ), $atts)); | |
| 25 | - | |
| 26 | - if($descriptions){ | |
| 27 | - $sAttachmentString = "<table id='documentIconsWrapper'> \n"; | |
| 28 | - } else{ | |
| 29 | - $sAttachmentString = "<div id='documentIconsWrapper'> \n"; | |
| 30 | - } | |
| 31 | - $args = array( | |
| 32 | - 'numberposts' => -1, | |
| 33 | - 'orderby' => $orderby, | |
| 34 | - 'order' => $order, | |
| 35 | - 'post_type' => 'attachment', | |
| 36 | - 'post_mime_type' => 'application', | |
| 37 | - 'post_parent' => get_the_ID() ); | |
| 38 | - | |
| 39 | - if ( $attachments = get_posts($args) ){ | |
| 40 | - $count = 0; | |
| 41 | - foreach( $attachments as $attachment ){ //setup array for more than one file attachment | |
| 42 | - $attachment_url = wp_get_attachment_url($attachment->ID); | |
| 43 | - $attachment_name_array = explode("/",$attachment_url); | |
| 44 | - $attachment_title = wp_get_attachment_link($attachment->ID); | |
| 45 | - | |
| 46 | - if($descriptions){ | |
| 47 | - $sAttachmentString .= "<tr><td class='documentIcons'><a href='$attachment_url'>"; | |
| 48 | - } else{ | |
| 49 | - $sAttachmentString .= "<div class='documentIcons'><a href='$attachment_url'>"; | |
| 50 | - } | |
| 51 | - | |
| 52 | - switch(get_post_mime_type( $attachment->ID )){ | |
| 53 | - case 'application/pdf': // pdf files | |
| 54 | - $sAttachmentString .= "<img src='".plugins_url('images/pdf.png', __FILE__)."'/>"; | |
| 55 | - break; | |
| 56 | - case 'application/msword': // word files | |
| 57 | - $sAttachmentString .= "<img src='".plugins_url('images/word.png' , __FILE__)."'/>"; | |
| 58 | - break; | |
| 59 | - case 'application/vnd.ms-powerpoint': // powerpoint files | |
| 60 | - $sAttachmentString .= "<img src='".plugins_url('images/PowerPoint.png' , __FILE__)."'/>"; | |
| 61 | - break; | |
| 62 | - case 'application/vnd.ms-excel': // excel files | |
| 63 | - $sAttachmentString .= "<img src='".plugins_url( 'images/XLS8.png' , __FILE__)."'/>"; | |
| 64 | - break; | |
| 65 | - case 'application/zip': // zip files | |
| 66 | - $sAttachmentString .= "<img src='".plugins_url( 'images/zip.png' , __FILE__)."'/>"; | |
| 67 | - break; | |
| 68 | - default: | |
| 69 | - continue; | |
| 70 | - } | |
| 71 | - | |
| 72 | - $sAttachmentString .= "</a><br><a href='$attachment_url'>$attachment_title</a>"; | |
| 73 | - if($descriptions){ | |
| 74 | - $sAttachmentString .= "</td><td valign='top'><p>$attachment->post_content</p></td></tr>"; | |
| 75 | - }else{ | |
| 76 | - $sAttachmentString .= "</div>"; | |
| 77 | - if(++$count % 4 == 0) | |
| 78 | - $sAttachmentString .= "<hr>"; | |
| 79 | - } | |
| 80 | - } | |
| 81 | - } | |
| 44 | +// I18n | |
| 45 | +add_action('plugins_loaded', array('DocumentGallery', 'loadTextDomain')); | |
| 82 | 46 | |
| 83 | - //Audio Files | |
| 84 | - /*$mp3s = get_children(array( //do only if there are attachments of these qualifications | |
| 85 | - 'post_parent' => get_the_ID(), | |
| 86 | - 'post_type' => 'attachment', | |
| 87 | - 'numberposts' => -1, | |
| 88 | - 'post_mime_type' => 'audio', //MIME Type condition | |
| 89 | - ) ); | |
| 47 | +// cleanup cached data when thumbed attachment deleted | |
| 48 | +include_once DG_PATH . 'inc/class-thumber.php'; | |
| 49 | +add_action('delete_attachment', array('DG_Thumber', 'deleteThumbMeta')); | |
| 90 | 50 | |
| 91 | - if (!empty($mp3s)) : | |
| 92 | - $sAttachmentString .= "<ul class='audiofiles'>"; | |
| 93 | - foreach($mp3s as $mp3) : | |
| 94 | - $sAttachmentString .= "<li>"; | |
| 95 | - if(!empty($mp3->post_title)) : //checking to make sure the post title isn't empty | |
| 96 | - $sAttachmentString .= "<h4 class='title'>".$mp3->post_title."</h4>"; | |
| 97 | - endif; | |
| 51 | +if (is_admin()) { | |
| 52 | + // admin house keeping | |
| 53 | + include_once DG_PATH . 'admin/class-admin.php'; | |
| 98 | 54 | |
| 99 | - if(!empty($mp3->post_content)) : //checking to make sure something exists in post_content (description) | |
| 100 | - $sAttachmentString .= "<p class='description'>".$mp3->post_content."</p>"; | |
| 101 | - endif; | |
| 55 | + // add settings link | |
| 56 | + add_filter('plugin_action_links_' . DG_BASENAME, array('DG_Admin', 'addSettingsLink')); | |
| 57 | + | |
| 58 | + // build options page | |
| 59 | + add_action('admin_menu', array('DG_Admin', 'addAdminPage')); | |
| 60 | + if (DG_Admin::doRegisterSettings()) { | |
| 61 | + add_action('admin_init', array('DG_Admin', 'registerSettings')); | |
| 62 | + } | |
| 63 | +} else { | |
| 64 | + // styling for gallery | |
| 65 | + if (empty($dg_options['css']['text'])) { | |
| 66 | + add_action('wp_enqueue_scripts', array('DocumentGallery', 'enqueueGalleryStyle')); | |
| 67 | + } else { | |
| 68 | + add_action('template_redirect', array('DocumentGallery', 'buildCustomCss')); | |
| 69 | + add_action('wp_enqueue_scripts', array('DocumentGallery', 'enqueueCustomStyle')); | |
| 70 | + add_filter('query_vars', array('DocumentGallery', 'addCustomStyleQueryVar')); | |
| 71 | + } | |
| 72 | +} | |
| 102 | 73 | |
| 103 | - $sAttachmentString .= "<object width='470' height='24' id='single".$mp3->ID."' name='single".$mp3->ID."'>"; | |
| 104 | - $sAttachmentString .= "<param name='movie' value='player.swf'>"; | |
| 105 | - $sAttachmentString .= "<param name='allowfullscreen' value='true'>"; | |
| 106 | - $sAttachmentString .= "<param name='allowscriptaccess' value='always'>"; | |
| 107 | - $sAttachmentString .= "<param name='wmode' value='transparent'>"; | |
| 108 | - $sAttachmentString .= "<param name='flashvars' value='file=".$mp3->guid."'>"; | |
| 109 | - $sAttachmentString .= "<embed "; | |
| 110 | - $sAttachmentString .= "id='single".$mp3->ID."' "; | |
| 111 | - $sAttachmentString .= "name='single".$mp3->ID."' "; | |
| 112 | - $sAttachmentString .= "src='".get_bloginfo('template_directory')."/jw/player.swf' "; | |
| 113 | - $sAttachmentString .= "width='470' "; | |
| 114 | - $sAttachmentString .= "height='24' "; | |
| 115 | - $sAttachmentString .= "bgcolor='#ffffff' "; | |
| 116 | - $sAttachmentString .= "allowscriptaccess='always' "; | |
| 117 | - $sAttachmentString .= "allowfullscreen='true' "; | |
| 118 | - $sAttachmentString .= "flashvars='file=".$mp3->guid."' "; | |
| 74 | +// adds 'dg' shortcode | |
| 75 | +add_shortcode('dg', array('DocumentGallery', 'doShortcode')); | |
| 119 | 76 | |
| 120 | - $sAttachmentString .= "/>"; | |
| 121 | - $sAttachmentString .= "</object>"; | |
| 122 | - $sAttachmentString .= "<a href='".$mp3->guid."'>Download</a>"; | |
| 123 | - $sAttachmentString .= "</li>"; | |
| 124 | - endforeach; | |
| 125 | - $sAttachmentString .= "</ul>"; | |
| 126 | - endif;*/ | |
| 77 | +/** | |
| 78 | + * DocumentGallery wraps basic functionality to setup the plugin. | |
| 79 | + * | |
| 80 | + * @author drossiter | |
| 81 | + */ | |
| 82 | +class DocumentGallery { | |
| 127 | 83 | |
| 128 | - if($descriptions){ | |
| 129 | - $sAttachmentString .= "</table>"; | |
| 130 | - }else{ | |
| 131 | - $sAttachmentString .= "</div>"; | |
| 132 | - } | |
| 133 | - /*$finalString = implode('', $sAttachmentString);*/ | |
| 134 | - if($echo){ | |
| 135 | - /*echo $finalString;*/ | |
| 136 | - echo $sAttachmentString; | |
| 137 | - } | |
| 138 | - return $sAttachmentString; /*$finalString;*/ | |
| 84 | + /** | |
| 85 | + * @var str Name of the query var used to check whether we should print custom CSS. | |
| 86 | + */ | |
| 87 | + private static $query_var = 'document-gallery-css'; | |
| 88 | + | |
| 89 | + /*========================================================================== | |
| 90 | + * THE SHORTCODE | |
| 91 | + *=========================================================================*/ | |
| 92 | + | |
| 93 | + /** | |
| 94 | + * Takes values passed from attributes and returns sutable HTML to represent | |
| 95 | + * all valid attachments requested. | |
| 96 | + * | |
| 97 | + * @param multitype:string $atts Arguments from the user. | |
| 98 | + * @return string HTML for the Document Gallery. | |
| 99 | + */ | |
| 100 | + public static function doShortcode($atts) { | |
| 101 | + include_once 'inc/class-gallery.php'; | |
| 102 | + | |
| 103 | + $start = microtime(true); | |
| 104 | + $gallery = (string)new DG_Gallery($atts); | |
| 105 | + DG_Logger::writeLog(DG_LogLevel::Detail, 'Generation Time: ' . sprintf('%.2f', (microtime(true) - $start)) . ' s'); | |
| 106 | + | |
| 107 | + return $gallery; | |
| 108 | + } | |
| 109 | + | |
| 110 | + /** | |
| 111 | + * Enqueue standard DG CSS. | |
| 112 | + */ | |
| 113 | + public static function enqueueGalleryStyle() { | |
| 114 | + wp_enqueue_style('document-gallery', DG_URL . 'assets/css/style.css', null, DG_VERSION); | |
| 115 | + } | |
| 116 | + | |
| 117 | + /** | |
| 118 | + * Enqueue user's custom DG CSS. | |
| 119 | + */ | |
| 120 | + public static function enqueueCustomStyle() { | |
| 121 | + global $dg_options; | |
| 122 | + wp_register_style('document-gallery', add_query_arg(self::$query_var, 1, home_url('/')), | |
| 123 | + null, DG_VERSION . ':' . $dg_options['css']['version']); | |
| 124 | + wp_enqueue_style('document-gallery'); | |
| 125 | + } | |
| 126 | + | |
| 127 | + /** | |
| 128 | + * Add query custom CSS query string. | |
| 129 | + * Taken from here: http://ottopress.com/2010/dont-include-wp-load-please/ | |
| 130 | + * @param multitype:string $vars Variables to be added. | |
| 131 | + * @return multitype:string All variables to be included in query string. | |
| 132 | + */ | |
| 133 | + public static function addCustomStyleQueryVar($vars) { | |
| 134 | + $vars[] = self::$query_var; | |
| 135 | + return $vars; | |
| 136 | + } | |
| 137 | + | |
| 138 | + /** | |
| 139 | + * Constructs user's custom CSS dynamically, then instructs | |
| 140 | + * browser to cache for a year. Cache is busted by versioning | |
| 141 | + * CSS any time the user makes a change. | |
| 142 | + */ | |
| 143 | + public static function buildCustomCss() { | |
| 144 | + if (1 == intval(get_query_var(self::$query_var))) { | |
| 145 | + global $dg_options; | |
| 146 | + | |
| 147 | + header('Content-type: text/css'); | |
| 148 | + header('Cache-Control: no-transform,public,maxage=' . 31536000); | |
| 149 | + header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 31536000) . ' GMT'); | |
| 150 | + header('Last-Modified: ' . $dg_options['css']['last-modified']); | |
| 151 | + header('ETag: ' . $dg_options['css']['etag']); | |
| 152 | + | |
| 153 | + echo $dg_options['css']['minified']; | |
| 154 | + exit; | |
| 155 | + } | |
| 156 | + } | |
| 157 | + | |
| 158 | + /*========================================================================== | |
| 159 | + * I18n | |
| 160 | + *=========================================================================*/ | |
| 161 | + | |
| 162 | + /** | |
| 163 | + * Loads language files into WP core. | |
| 164 | + */ | |
| 165 | + public static function loadTextDomain() { | |
| 166 | + load_plugin_textdomain('document-gallery', false, dirname(DG_BASENAME) . '/languages/'); | |
| 167 | + } | |
| 168 | + | |
| 169 | + /*========================================================================== | |
| 170 | + * HELPER FUNCTIONS | |
| 171 | + *=========================================================================*/ | |
| 172 | + | |
| 173 | + /** | |
| 174 | + * @param int $blog ID of the blog to be retrieved in multisite env. | |
| 175 | + * @return multitype:unknown Options for the blog. | |
| 176 | + */ | |
| 177 | + public static function getOptions($blog = null) { | |
| 178 | + global $dg_options; | |
| 179 | + return is_null($blog) | |
| 180 | + ? $dg_options | |
| 181 | + : get_blog_option($blog, DG_OPTION_NAME, null); | |
| 182 | + } | |
| 183 | + | |
| 184 | + /** | |
| 185 | + * @param multitype:unknown $options | |
| 186 | + * @param int $blog ID of the blog to be set in multisite env. | |
| 187 | + */ | |
| 188 | + public static function setOptions($options, $blog = null) { | |
| 189 | + if (is_null($blog)) { | |
| 190 | + global $dg_options; | |
| 191 | + update_option(DG_OPTION_NAME, $options); | |
| 192 | + $dg_options = $options; | |
| 193 | + } else { | |
| 194 | + update_blog_option($blog, DG_OPTION_NAME, $options); | |
| 195 | + } | |
| 196 | + } | |
| 197 | + | |
| 198 | + /** | |
| 199 | + * @param int $blog ID of the blog to be deleted in multisite env. | |
| 200 | + */ | |
| 201 | + public static function deleteOptions($blog = null) { | |
| 202 | + if (is_null($blog)) { | |
| 203 | + delete_option(DG_OPTION_NAME); | |
| 204 | + } else { | |
| 205 | + delete_blog_option($blog, DG_OPTION_NAME); | |
| 206 | + } | |
| 207 | + } | |
| 208 | + | |
| 209 | + /** | |
| 210 | + * Adds hook to validate DG options every time save is attempted. | |
| 211 | + */ | |
| 212 | + public static function addValidation() { | |
| 213 | + add_filter('pre_update_option_' . DG_OPTION_NAME, array('DocumentGallery', 'validateOptionsStructure'), 10, 2); | |
| 214 | + } | |
| 215 | + | |
| 216 | + /** | |
| 217 | + * Checks whether the given options match the option schema. | |
| 218 | + * @param multivar $new The new options to be validated. | |
| 219 | + * @param multivar $old The old options. | |
| 220 | + * @return array The options to be saved. | |
| 221 | + */ | |
| 222 | + public static function validateOptionsStructure($new, $old) { | |
| 223 | + if (self::isValidOptionsStructure($new)) { | |
| 224 | + $ret = $new; | |
| 225 | + } else { | |
| 226 | + $ret = $old; | |
| 227 | + DG_Logger::writeLog(DG_LogLevel::Error, 'Attempted to save invalid options.' . PHP_EOL . print_r($new, true), true, true); | |
| 228 | + } | |
| 229 | + | |
| 230 | + return $ret; | |
| 231 | + } | |
| 232 | + | |
| 233 | + /** | |
| 234 | + * @param multivar|unknown $o The options structure to validate. | |
| 235 | + * @param multivar $schema The schema to validate against (note that only keys matter -- non-array values are ignored). | |
| 236 | + * @return bool Whether the given options structure matches the schema. | |
| 237 | + */ | |
| 238 | + private static function isValidOptionsStructure($o, $schema = null) { | |
| 239 | + if (is_null($schema)) { | |
| 240 | + include_once DG_PATH . 'inc/class-setup.php'; | |
| 241 | + $schema = DG_Setup::getDefaultOptions(true); | |
| 242 | + } | |
| 243 | + | |
| 244 | + // simple checks first | |
| 245 | + $valid = is_array($o) && (count($schema) === count($o)); | |
| 246 | + | |
| 247 | + if ($valid) { | |
| 248 | + foreach ($schema as $sk => $sv) { | |
| 249 | + $valid = array_key_exists($sk, $o); | |
| 250 | + if (is_array($sv) && !empty($sv)) { | |
| 251 | + $valid = $valid && self::isValidOptionsStructure($o[$sk], $sv); | |
| 252 | + } | |
| 253 | + | |
| 254 | + if (!$valid) { | |
| 255 | + break; | |
| 256 | + } | |
| 257 | + } | |
| 258 | + } | |
| 259 | + | |
| 260 | + return $valid; | |
| 261 | + } | |
| 262 | + | |
| 263 | + /** | |
| 264 | + * Function takes a GMT timestamp and returns a date/time string in the | |
| 265 | + * current timezone and WP format. | |
| 266 | + * @param int $timestamp The GMT timestamp to translate. | |
| 267 | + * @return string The local time in the WP date/time format. | |
| 268 | + */ | |
| 269 | + public static function localDateTimeFromTimestamp($timestamp) { | |
| 270 | + static $gmt_offet = null; | |
| 271 | + static $wp_format = null; | |
| 272 | + if (is_null($gmt_offet)) { | |
| 273 | + $gmt_offet = get_option('gmt_offset'); | |
| 274 | + $wp_format = get_option('date_format').' '.get_option('time_format'); | |
| 275 | + } | |
| 276 | + | |
| 277 | + return date($wp_format, $timestamp + $gmt_offet * 3600); | |
| 278 | + } | |
| 279 | + | |
| 280 | + /** | |
| 281 | + * Compiles any custom CSS plus the default CSS together, | |
| 282 | + * minifying in the process. | |
| 283 | + * @param string $custom The custom CSS to compile. | |
| 284 | + * @return string Compiled CSS, including both standard and any custom. | |
| 285 | + */ | |
| 286 | + public static function compileCustomCss($custom) { | |
| 287 | + $css = file_get_contents(DG_PATH . 'assets/css/style.css'); | |
| 288 | + $css .= str_replace('>', '>', esc_html($custom)); | |
| 289 | + | |
| 290 | + return $css; | |
| 291 | + } | |
| 292 | + | |
| 293 | + /** | |
| 294 | + * Removes all comments & space from CSS string. | |
| 295 | + * Source: http://stackoverflow.com/a/15195752/866618 | |
| 296 | + */ | |
| 297 | + private static function minifyCss($css) { | |
| 298 | + # remove comments first (simplifies the other regex) | |
| 299 | + $re1 = <<<EOS | |
| 300 | +(?sx) | |
| 301 | + # quotes | |
| 302 | + ( | |
| 303 | + "(?:[^"\\]++|\\.)*+" | |
| 304 | + | '(?:[^'\\]++|\\.)*+' | |
| 305 | + ) | |
| 306 | +| | |
| 307 | + # comments | |
| 308 | + /\* (?> .*? \*/ ) | |
| 309 | +EOS; | |
| 310 | + | |
| 311 | + $re2 = <<<EOS | |
| 312 | +(?six) | |
| 313 | + # quotes | |
| 314 | + ( | |
| 315 | + "(?:[^"\\]++|\\.)*+" | |
| 316 | + | '(?:[^'\\]++|\\.)*+' | |
| 317 | + ) | |
| 318 | +| | |
| 319 | + # ; before } (and the spaces after it while we're here) | |
| 320 | + \s*+ ; \s*+ ( } ) \s*+ | |
| 321 | +| | |
| 322 | + # all spaces around meta chars/operators | |
| 323 | + \s*+ ( [*$~^|]?+= | [{};,>~+-] | !important\b ) \s*+ | |
| 324 | +| | |
| 325 | + # spaces right of ( [ : | |
| 326 | + ( [[(:] ) \s++ | |
| 327 | +| | |
| 328 | + # spaces left of ) ] | |
| 329 | + \s++ ( [])] ) | |
| 330 | +| | |
| 331 | + # spaces left (and right) of : | |
| 332 | + \s++ ( : ) \s*+ | |
| 333 | + # but not in selectors: not followed by a { | |
| 334 | + (?! | |
| 335 | + (?> | |
| 336 | + [^{}"']++ | |
| 337 | + | "(?:[^"\\]++|\\.)*+" | |
| 338 | + | '(?:[^'\\]++|\\.)*+' | |
| 339 | + )*+ | |
| 340 | + { | |
| 341 | + ) | |
| 342 | +| | |
| 343 | + # spaces at beginning/end of string | |
| 344 | + ^ \s++ | \s++ \z | |
| 345 | +| | |
| 346 | + # double spaces to single | |
| 347 | + (\s)\s+ | |
| 348 | +EOS; | |
| 349 | + | |
| 350 | + $css = preg_replace("%$re1%", '$1', $css); | |
| 351 | + return preg_replace("%$re2%", '$1$2$3$4$5$6$7', $css); | |
| 352 | + } | |
| 353 | + | |
| 354 | + /** | |
| 355 | + * Blocks instantiation. All functions are static. | |
| 356 | + */ | |
| 357 | + private function __construct() { | |
| 358 | + | |
| 359 | + } | |
| 139 | 360 | } |
| 140 | -add_shortcode('document gallery', 'get_attachment_icons'); | |
| 141 | -?> | |
| 361 | + | |
| 362 | +?> | |
