so-css
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css
11 years ago
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readme.txt
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so-css.php
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so-css.php
408 lines
| 1 | <?php |
| 2 | /* |
| 3 | Plugin Name: SiteOrigin CSS |
| 4 | Description: An advanced CSS editor from SiteOrigin. |
| 5 | Version: 1.0 |
| 6 | Author: SiteOrigin |
| 7 | Author URI: https://siteorigin.com |
| 8 | Plugin URI: https://siteorigin.com/css/ |
| 9 | License: GPL3 |
| 10 | License URI: https://www.gnu.org/licenses/gpl-3.0.txt |
| 11 | */ |
| 12 | |
| 13 | define('SOCSS_VERSION', '1.0'); |
| 14 | define('SOCSS_JS_SUFFIX', '.min'); |
| 15 | |
| 16 | /** |
| 17 | * Class SiteOrigin_CSS The main class for the SiteOrigin CSS Editor |
| 18 | */ |
| 19 | class SiteOrigin_CSS { |
| 20 | private $theme; |
| 21 | private $snippet_paths; |
| 22 | |
| 23 | function __construct(){ |
| 24 | $this->theme = basename( get_template_directory() ); |
| 25 | $this->snippet_paths = array(); |
| 26 | |
| 27 | // Main header actions |
| 28 | add_action( 'wp_head', array($this, 'action_wp_head') ); |
| 29 | |
| 30 | // All the admin actions |
| 31 | add_action( 'admin_menu', array($this, 'action_admin_menu') ); |
| 32 | add_action( 'admin_enqueue_scripts', array($this, 'enqueue_admin_scripts') ); |
| 33 | add_action( 'load-appearance_page_so_custom_css', array($this, 'add_help_tab') ); |
| 34 | add_action( 'admin_footer', array($this, 'action_admin_footer') ); |
| 35 | |
| 36 | // The request to hide the getting started video |
| 37 | add_action( 'wp_ajax_socss_hide_getting_started', array( $this, 'admin_action_hide_getting_started' ) ); |
| 38 | |
| 39 | if( isset($_GET['so_css_preview']) && !is_admin() ) { |
| 40 | add_filter( 'show_admin_bar', '__return_false' ); |
| 41 | add_filter( 'wp_enqueue_scripts', array($this, 'enqueue_inspector_scripts') ); |
| 42 | add_filter( 'wp_footer', array($this, 'inspector_templates') ); |
| 43 | |
| 44 | // We'll be grabbing all the enqueued scripts and outputting them |
| 45 | add_action( 'wp_enqueue_scripts', array($this, 'inline_inspector_scripts'), 100 ); |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | /** |
| 50 | * Get a singleton of the SiteOrigin CSS. |
| 51 | * |
| 52 | * @return SiteOrigin_CSS |
| 53 | */ |
| 54 | static function single(){ |
| 55 | static $single; |
| 56 | |
| 57 | if( empty($single) ) { |
| 58 | $single = new SiteOrigin_CSS(); |
| 59 | } |
| 60 | |
| 61 | return $single; |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Display the custom CSS in the header. |
| 66 | */ |
| 67 | function action_wp_head(){ |
| 68 | $custom_css = get_option( 'siteorigin_custom_css[' . $this->theme . ']', '' ); |
| 69 | if ( empty( $custom_css ) ) return; |
| 70 | |
| 71 | // We just need to enqueue a dummy style |
| 72 | echo "<style id='" . sanitize_html_class($this->theme) . "-custom-css' class='siteorigin-custom-css' type='text/css'>\n"; |
| 73 | echo self::sanitize_css( $custom_css ) . "\n"; |
| 74 | echo "</style>\n"; |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * Action to run on the admin action. |
| 79 | */ |
| 80 | function action_admin_menu(){ |
| 81 | add_theme_page( __( 'Custom CSS', 'so-css' ), __( 'Custom CSS', 'so-css' ), 'edit_theme_options', 'so_custom_css', array( $this, 'display_admin_page' ) ); |
| 82 | |
| 83 | if ( current_user_can('edit_theme_options') && isset( $_POST['siteorigin_custom_css_save'] ) ) { |
| 84 | check_admin_referer( 'custom_css', '_sononce' ); |
| 85 | $theme = basename( get_template_directory() ); |
| 86 | |
| 87 | // Sanitize CSS input. Should keep most tags, apart from script and style tags. |
| 88 | $custom_css = self::sanitize_css( filter_input(INPUT_POST, 'custom_css' ) ); |
| 89 | |
| 90 | $current = get_option('siteorigin_custom_css[' . $theme . ']'); |
| 91 | if( $current === false ) { |
| 92 | add_option( 'siteorigin_custom_css[' . $theme . ']', $custom_css , '', 'no' ); |
| 93 | } |
| 94 | else { |
| 95 | update_option( 'siteorigin_custom_css[' . $theme . ']', $custom_css ); |
| 96 | } |
| 97 | |
| 98 | // If this has changed, then add a revision. |
| 99 | if ( $current != $custom_css ) { |
| 100 | $revisions = get_option( 'siteorigin_custom_css_revisions[' . $theme . ']' ); |
| 101 | if ( empty( $revisions ) ) { |
| 102 | add_option( 'siteorigin_custom_css_revisions[' . $theme . ']', array(), '', 'no' ); |
| 103 | $revisions = array(); |
| 104 | } |
| 105 | $revisions[ time() ] = $custom_css; |
| 106 | |
| 107 | // Sort the revisions and cut off any old ones. |
| 108 | krsort($revisions); |
| 109 | $revisions = array_slice($revisions, 0, 15, true); |
| 110 | |
| 111 | update_option( 'siteorigin_custom_css_revisions[' . $theme . ']', $revisions ); |
| 112 | } |
| 113 | } |
| 114 | } |
| 115 | |
| 116 | /** |
| 117 | * Display the help tab |
| 118 | */ |
| 119 | function add_help_tab(){ |
| 120 | $screen = get_current_screen(); |
| 121 | $screen->add_help_tab( array( |
| 122 | 'id' => 'custom-css', |
| 123 | 'title' => __( 'Custom CSS', 'so-css' ), |
| 124 | 'content' => '<p>' |
| 125 | . sprintf( __( "SiteOrigin CSS adds any custom CSS you enter here into your site's header. ", 'so-css' ) ) |
| 126 | . __( "These changes will persist across updates so it's best to make all your changes here. ", 'so-css' ) |
| 127 | . '</p>' |
| 128 | ) ); |
| 129 | } |
| 130 | |
| 131 | function enqueue_admin_scripts( $page ){ |
| 132 | if( $page != 'appearance_page_so_custom_css' ) return; |
| 133 | |
| 134 | // Core WordPress stuff that we use |
| 135 | wp_enqueue_media(); |
| 136 | |
| 137 | // Enqueue the codemirror scripts. Call Underscore and Backbone dependencies so they're enqueued first to prevent conflicts. |
| 138 | wp_enqueue_script( 'codemirror', plugin_dir_url(__FILE__) . 'lib/codemirror/lib/codemirror' . SOCSS_JS_SUFFIX . '.js', array( 'underscore', 'backbone' ), '5.2.0' ); |
| 139 | wp_enqueue_script( 'codemirror-mode-css', plugin_dir_url(__FILE__) . 'lib/codemirror/mode/css/css' . SOCSS_JS_SUFFIX . '.js', array(), '5.2.0' ); |
| 140 | |
| 141 | // Add in all the linting libs |
| 142 | wp_enqueue_script( 'codemirror-lint', plugin_dir_url(__FILE__) . 'lib/codemirror/addon/lint/lint' . SOCSS_JS_SUFFIX . '.js', array( 'codemirror' ), '5.2.0' ); |
| 143 | wp_enqueue_script( 'codemirror-lint-css', plugin_dir_url(__FILE__) . 'lib/codemirror/addon/lint/css-lint' . SOCSS_JS_SUFFIX . '.js', array( 'codemirror', 'codemirror-lint-css-lib' ), '5.2.0' ); |
| 144 | wp_enqueue_script( 'codemirror-lint-css-lib', plugin_dir_url(__FILE__) . 'js/csslint' . SOCSS_JS_SUFFIX . '.js', array(), '0.10.0' ); |
| 145 | |
| 146 | // The CodeMirror autocomplete library |
| 147 | wp_enqueue_script( 'codemirror-show-hint', plugin_dir_url(__FILE__) . 'lib/codemirror/addon/hint/show-hint' . SOCSS_JS_SUFFIX . '.js', array( 'codemirror' ), '5.2.0' ); |
| 148 | |
| 149 | // All the CodeMirror styles |
| 150 | wp_enqueue_style( 'codemirror', plugin_dir_url(__FILE__) . 'lib/codemirror/lib/codemirror.css', array(), '5.2.0' ); |
| 151 | wp_enqueue_style( 'codemirror-theme-neat', plugin_dir_url(__FILE__) . 'lib/codemirror/theme/neat.css', array(), '5.2.0' ); |
| 152 | wp_enqueue_style( 'codemirror-lint-css', plugin_dir_url(__FILE__) . 'lib/codemirror/addon/lint/lint.css', array(), '5.2.0' ); |
| 153 | wp_enqueue_style( 'codemirror-show-hint', plugin_dir_url(__FILE__) . 'lib/codemirror/addon/hint/show-hint.css', array( ), '5.2.0' ); |
| 154 | |
| 155 | // Enqueue the scripts for theme CSS processing |
| 156 | wp_enqueue_script( 'siteorigin-custom-css-parser', plugin_dir_url(__FILE__) . 'js/css' . SOCSS_JS_SUFFIX . '.js', array( 'jquery' ), SOCSS_VERSION ); |
| 157 | |
| 158 | // There are conflicts between CSS linting and the built in WordPress color picker, so use something else |
| 159 | wp_enqueue_style('siteorigin-custom-css-minicolors', plugin_dir_url(__FILE__) . 'lib/minicolors/jquery.minicolors.css', array(), '2.1.7' ); |
| 160 | wp_enqueue_script('siteorigin-custom-css-minicolors', plugin_dir_url(__FILE__) . 'lib/minicolors/jquery.minicolors' . SOCSS_JS_SUFFIX . '.js', array('jquery'), '2.1.7' ); |
| 161 | |
| 162 | // We need Font Awesome |
| 163 | wp_enqueue_style( 'siteorigin-custom-css-font-awesome', plugin_dir_url(__FILE__) . 'lib/fontawesome/css/font-awesome.min.css', array( ), SOCSS_VERSION ); |
| 164 | |
| 165 | // All the custom SiteOrigin CSS stuff |
| 166 | wp_enqueue_script( 'siteorigin-custom-css', plugin_dir_url(__FILE__) . 'js/editor' . SOCSS_JS_SUFFIX . '.js', array( 'jquery', 'underscore', 'backbone', 'siteorigin-custom-css-parser', 'codemirror' ), SOCSS_VERSION, true ); |
| 167 | wp_enqueue_style( 'siteorigin-custom-css', plugin_dir_url(__FILE__) . 'css/admin.css', array( ), SOCSS_VERSION ); |
| 168 | |
| 169 | wp_localize_script( 'siteorigin-custom-css', 'socssOptions', array( |
| 170 | 'themeCSS' => SiteOrigin_CSS::single()->get_theme_css(), |
| 171 | 'homeURL' => add_query_arg( 'so_css_preview', '1', site_url() ), |
| 172 | 'snippets' => $this->get_snippets(), |
| 173 | |
| 174 | 'propertyControllers' => apply_filters( 'siteorigin_css_property_controllers', $this->get_property_controllers() ), |
| 175 | |
| 176 | 'loc' => array( |
| 177 | 'unchanged' => __('Unchanged', 'so-css'), |
| 178 | 'select' => __('Select', 'so-css'), |
| 179 | 'select_image' => __('Select Image', 'so-css'), |
| 180 | 'leave' => __('Are you sure you want to leave without saving?', 'so-css'), |
| 181 | ) |
| 182 | ) ); |
| 183 | |
| 184 | // This is for the templates required by the CSS editor |
| 185 | add_action( 'admin_footer', array($this, 'action_admin_footer') ); |
| 186 | } |
| 187 | |
| 188 | /** |
| 189 | * Get all the available property controllers |
| 190 | */ |
| 191 | function get_property_controllers() { |
| 192 | return include plugin_dir_path(__FILE__) . 'inc/controller-config.php'; |
| 193 | } |
| 194 | |
| 195 | /** |
| 196 | * Display the templates for the CSS Editor |
| 197 | */ |
| 198 | function action_admin_footer(){ |
| 199 | include plugin_dir_path( __FILE__ ) . 'tpl/js-templates.php'; |
| 200 | } |
| 201 | |
| 202 | function display_admin_page(){ |
| 203 | $theme = basename( get_template_directory() ); |
| 204 | |
| 205 | $custom_css = get_option( 'siteorigin_custom_css[' . $theme . ']', '' ); |
| 206 | $custom_css_revisions = get_option('siteorigin_custom_css_revisions[' . $theme . ']'); |
| 207 | |
| 208 | if(!empty($_GET['theme']) && $_GET['theme'] == $theme && !empty($_GET['time']) && !empty($custom_css_revisions[$_GET['time']])) { |
| 209 | $custom_css = $custom_css_revisions[$_GET['time']]; |
| 210 | $revision = true; |
| 211 | } |
| 212 | |
| 213 | include plugin_dir_path(__FILE__).'/tpl/page.php'; |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * |
| 218 | */ |
| 219 | function admin_action_hide_getting_started(){ |
| 220 | if( !isset($_GET['_wpnonce']) || !wp_verify_nonce( $_GET['_wpnonce'], 'hide' ) ) return; |
| 221 | |
| 222 | $user = wp_get_current_user(); |
| 223 | if( !empty($user) ) { |
| 224 | update_user_meta( $user->ID, 'socss_hide_gs', true ); |
| 225 | } |
| 226 | } |
| 227 | |
| 228 | /** |
| 229 | * Add one or more paths to the registered snippet paths |
| 230 | * |
| 231 | * @param string|array $path |
| 232 | */ |
| 233 | function register_snippet_path( $path ){ |
| 234 | $this->snippet_paths = array_merge( $this->snippet_paths, (array) $path ); |
| 235 | } |
| 236 | |
| 237 | /** |
| 238 | * Get all the available snippets |
| 239 | * |
| 240 | * @return array|bool |
| 241 | */ |
| 242 | function get_snippets(){ |
| 243 | // Get the snippet paths |
| 244 | $snippet_paths = apply_filters( 'siteorigin_css_snippet_paths', $this->snippet_paths ); |
| 245 | if( empty($snippet_paths) ) return array(); |
| 246 | |
| 247 | static $snippets = array(); |
| 248 | if( !empty($snippets) ) return $snippets; |
| 249 | |
| 250 | if( !WP_Filesystem() ) return false; |
| 251 | global $wp_filesystem; |
| 252 | foreach( $snippet_paths as $path ) { |
| 253 | foreach( glob($path . '/*.css') as $css_file ) { |
| 254 | $data = get_file_data( $css_file, array( |
| 255 | 'Name' => 'Name', |
| 256 | 'Description' => 'Description', |
| 257 | ) ); |
| 258 | |
| 259 | // Get the CSS and strip out the first header |
| 260 | $css = $wp_filesystem->get_contents( $css_file ); |
| 261 | $css = preg_replace('!/\*.*?\*/!s', '', $css, 1); |
| 262 | |
| 263 | $snippets[] = wp_parse_args( $data, array( |
| 264 | 'css' => str_replace( "\t", ' ', trim($css) ), |
| 265 | ) ); |
| 266 | } |
| 267 | } |
| 268 | |
| 269 | usort($snippets, array( $this, 'sort_snippet_callback' ) ); |
| 270 | return $snippets; |
| 271 | } |
| 272 | |
| 273 | /** |
| 274 | * Sort snippets by name. |
| 275 | * |
| 276 | * @param $a |
| 277 | * @param $b |
| 278 | * |
| 279 | * @return int |
| 280 | */ |
| 281 | static function sort_snippet_callback( $a, $b ){ |
| 282 | return $a['Name'] > $b['Name'] ? 1 : -1; |
| 283 | } |
| 284 | |
| 285 | /** |
| 286 | * A very simple CSS sanitization function. |
| 287 | * |
| 288 | * @param $css |
| 289 | * |
| 290 | * @return string |
| 291 | */ |
| 292 | static function sanitize_css( $css ){ |
| 293 | return trim( strip_tags( $css ) ); |
| 294 | } |
| 295 | |
| 296 | /** |
| 297 | * Get all the available theme CSS |
| 298 | */ |
| 299 | function get_theme_css(){ |
| 300 | $css = ''; |
| 301 | if( file_exists( get_template_directory() . '/style.css' ) ) { |
| 302 | $css .= file_get_contents( get_template_directory() . '/style.css' ); |
| 303 | } |
| 304 | |
| 305 | if( is_child_theme() ) { |
| 306 | $css .= file_get_contents( get_stylesheet_directory() . '/style.css' ); |
| 307 | } |
| 308 | |
| 309 | // Remove all CSS comments |
| 310 | $regex = array( |
| 311 | "`^([\t\s]+)`ism"=>'', |
| 312 | "`^\/\*(.+?)\*\/`ism"=>"", |
| 313 | "`([\n\A;]+)\/\*(.+?)\*\/`ism"=>"$1", |
| 314 | "`([\n\A;\s]+)//(.+?)[\n\r]`ism"=>"$1\n", |
| 315 | "`(^[\r\n]*|[\r\n]+)[\s\t]*[\r\n]+`ism"=>"\n" |
| 316 | ); |
| 317 | $css = preg_replace( array_keys($regex), $regex, $css ); |
| 318 | $css = preg_replace('/\s+/', ' ', $css); |
| 319 | |
| 320 | return $css; |
| 321 | } |
| 322 | |
| 323 | /** |
| 324 | * Get the editor description |
| 325 | * |
| 326 | * @return string |
| 327 | */ |
| 328 | static function editor_description(){ |
| 329 | $theme = wp_get_theme(); |
| 330 | return sprintf( __( 'Changes apply to %s and its child themes', 'so-css' ), $theme->get('Name') ); |
| 331 | } |
| 332 | |
| 333 | function enqueue_inspector_scripts(){ |
| 334 | if( !current_user_can('edit_theme_options') ) return; |
| 335 | |
| 336 | wp_enqueue_style( 'dashicons' ); |
| 337 | |
| 338 | wp_enqueue_script( 'siteorigin-custom-css-parser', plugin_dir_url(__FILE__) . 'js/css' . SOCSS_JS_SUFFIX . '.js', array( 'jquery' ), SOCSS_VERSION ); |
| 339 | |
| 340 | wp_enqueue_script('siteorigin-css-sizes', plugin_dir_url(__FILE__) . 'js/jquery.sizes' . SOCSS_JS_SUFFIX . '.js', array( 'jquery' ), '0.33' ); |
| 341 | wp_enqueue_script('siteorigin-css-specificity', plugin_dir_url(__FILE__) . 'js/specificity' . SOCSS_JS_SUFFIX . '.js', array( ) ); |
| 342 | wp_enqueue_script('siteorigin-css-inspector', plugin_dir_url(__FILE__) . 'js/inspector' . SOCSS_JS_SUFFIX . '.js', array( 'jquery', 'underscore', 'backbone' ), SOCSS_VERSION, true ); |
| 343 | wp_enqueue_style('siteorigin-css-inspector', plugin_dir_url(__FILE__) . 'css/inspector.css', array( ), SOCSS_VERSION ); |
| 344 | |
| 345 | wp_localize_script('siteorigin-css-inspector', 'socssOptions', array( |
| 346 | |
| 347 | ) ); |
| 348 | } |
| 349 | |
| 350 | function inspector_templates(){ |
| 351 | if( !current_user_can('edit_theme_options') ) return; |
| 352 | |
| 353 | include plugin_dir_path( __FILE__ ) . 'tpl/inspector-templates.php'; |
| 354 | } |
| 355 | |
| 356 | /** |
| 357 | * Change the stylesheets to all be inline |
| 358 | */ |
| 359 | function inline_inspector_scripts(){ |
| 360 | if( !current_user_can('edit_theme_options') ) return; |
| 361 | |
| 362 | $regex = array( |
| 363 | "`^([\t\s]+)`ism"=>'', |
| 364 | "`^\/\*(.+?)\*\/`ism"=>"", |
| 365 | "`([\n\A;]+)\/\*(.+?)\*\/`ism"=>"$1", |
| 366 | "`([\n\A;\s]+)//(.+?)[\n\r]`ism"=>"$1\n", |
| 367 | "`(^[\r\n]*|[\r\n]+)[\s\t]*[\r\n]+`ism"=>"\n" |
| 368 | ); |
| 369 | |
| 370 | $styles = wp_styles(); |
| 371 | foreach( $styles->queue as $handle ) { |
| 372 | if( $handle === 'siteorigin-css-inspector' || $handle === 'dashicons' ) continue; |
| 373 | $style = $styles->registered[$handle]; |
| 374 | if( empty($style->src) || substr($style->src, 0, 4) !== 'http' ) continue; |
| 375 | $response = wp_remote_get( $style->src ); |
| 376 | if( is_wp_error($response) || $response['response']['code'] !== 200 || empty($response['body']) ) continue; |
| 377 | |
| 378 | $css = $response['body']; |
| 379 | $css = preg_replace( array_keys($regex), $regex, $css ); |
| 380 | |
| 381 | ?> |
| 382 | <script type="text/css" class="socss-theme-styles" id="socss-inlined-style-<?php echo sanitize_html_class( $handle ) ?>"> |
| 383 | <?php echo strip_tags( $css ) ?> |
| 384 | </script> |
| 385 | <?php |
| 386 | } |
| 387 | } |
| 388 | |
| 389 | /** |
| 390 | * Get a URL to tweet out the changes |
| 391 | */ |
| 392 | function get_tweet_url(){ |
| 393 | $tweet = __('I customized my site using @SiteOrigin CSS (http://siteorigin.com/css/). What do you think?', 'so-css'); |
| 394 | $tweet .= ' '; |
| 395 | $tweet .= get_site_url(); |
| 396 | |
| 397 | return add_query_arg( |
| 398 | 'text', |
| 399 | urlencode($tweet), |
| 400 | 'https://twitter.com/intent/tweet' |
| 401 | ); |
| 402 | |
| 403 | |
| 404 | } |
| 405 | } |
| 406 | |
| 407 | // Initialize the single |
| 408 | SiteOrigin_CSS::single(); |