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1 <?php 2 /** 3 * General template tags that can go anywhere in a template. 4 * 5 * @package WordPress 6 * @subpackage Template 7 */ 8 9 /** 10 * Load header template. 11 * 12 * Includes the header template for a theme or if a name is specified then a 13 * specialised header will be included. If the theme contains no header.php file 14 * then the header from the default theme will be included. 15 * 16 * For the parameter, if the file is called "header-special.php" then specify 17 * "special". 18 * 19 * @uses locate_template() 20 * @since 1.5.0 21 * @uses do_action() Calls 'get_header' action. 22 * 23 * @param string $name The name of the specialised header. 24 */ 25 function get_header( $name = null ) { 26 do_action( 'get_header', $name ); 27 28 $templates = array(); 29 if ( isset($name) ) 30 $templates[] = "header-{$name}.php"; 31 32 $templates[] = "header.php"; 33 34 if ('' == locate_template($templates, true)) 35 load_template( get_theme_root() . '/default/header.php'); 36 } 37 38 /** 39 * Load footer template. 40 * 41 * Includes the footer template for a theme or if a name is specified then a 42 * specialised footer will be included. If the theme contains no footer.php file 43 * then the footer from the default theme will be included. 44 * 45 * For the parameter, if the file is called "footer-special.php" then specify 46 * "special". 47 * 48 * @uses locate_template() 49 * @since 1.5.0 50 * @uses do_action() Calls 'get_footer' action. 51 * 52 * @param string $name The name of the specialised footer. 53 */ 54 function get_footer( $name = null ) { 55 do_action( 'get_footer', $name ); 56 57 $templates = array(); 58 if ( isset($name) ) 59 $templates[] = "footer-{$name}.php"; 60 61 $templates[] = "footer.php"; 62 63 if ('' == locate_template($templates, true)) 64 load_template( get_theme_root() . '/default/footer.php'); 65 } 66 67 /** 68 * Load sidebar template. 69 * 70 * Includes the sidebar template for a theme or if a name is specified then a 71 * specialised sidebar will be included. If the theme contains no sidebar.php 72 * file then the sidebar from the default theme will be included. 73 * 74 * For the parameter, if the file is called "sidebar-special.php" then specify 75 * "special". 76 * 77 * @uses locate_template() 78 * @since 1.5.0 79 * @uses do_action() Calls 'get_sidebar' action. 80 * 81 * @param string $name The name of the specialised sidebar. 82 */ 83 function get_sidebar( $name = null ) { 84 do_action( 'get_sidebar', $name ); 85 86 $templates = array(); 87 if ( isset($name) ) 88 $templates[] = "sidebar-{$name}.php"; 89 90 $templates[] = "sidebar.php"; 91 92 if ('' == locate_template($templates, true)) 93 load_template( get_theme_root() . '/default/sidebar.php'); 94 } 95 96 /** 97 * Display search form. 98 * 99 * Will first attempt to locate the searchform.php file in either the child or 100 * the parent, then load it. If it doesn't exist, then the default search form 101 * will be displayed. The default search form is HTML, which will be displayed. 102 * There is a filter applied to the search form HTML in order to edit or replace 103 * it. The filter is 'get_search_form'. 104 * 105 * This function is primarily used by themes which want to hardcode the search 106 * form into the sidebar and also by the search widget in WordPress. 107 * 108 * There is also an action that is called whenever the function is run called, 109 * 'get_search_form'. This can be useful for outputting JavaScript that the 110 * search relies on or various formatting that applies to the beginning of the 111 * search. To give a few examples of what it can be used for. 112 * 113 * @since 2.7.0 114 */ 115 function get_search_form() { 116 do_action( 'get_search_form' ); 117 118 $search_form_template = locate_template(array('searchform.php')); 119 if ( '' != $search_form_template ) { 120 require($search_form_template); 121 return; 122 } 123 124 $form = '<form role="search" method="get" id="searchform" action="' . get_option('home') . '/" > 125 <div><label class="screen-reader-text" for="s">' . __('Search for:') . '</label> 126 <input type="text" value="' . esc_attr(apply_filters('the_search_query', get_search_query())) . '" name="s" id="s" /> 127 <input type="submit" id="searchsubmit" value="'. esc_attr__('Search') .'" /> 128 </div> 129 </form>'; 130 131 echo apply_filters('get_search_form', $form); 132 } 133 134 /** 135 * Display the Log In/Out link. 136 * 137 * Displays a link, which allows the user to navigate to the Log In page to log in 138 * or log out depending on whether or not they are currently logged in. 139 * 140 * @since 1.5.0 141 * @uses apply_filters() Calls 'loginout' hook on HTML link content. 142 * 143 * @param string $redirect Optional path to redirect to on login/logout. 144 */ 145 function wp_loginout($redirect = '') { 146 if ( ! is_user_logged_in() ) 147 $link = '<a href="' . esc_url( wp_login_url($redirect) ) . '">' . __('Log in') . '</a>'; 148 else 149 $link = '<a href="' . esc_url( wp_logout_url($redirect) ) . '">' . __('Log out') . '</a>'; 150 151 echo apply_filters('loginout', $link); 152 } 153 154 /** 155 * Returns the Log Out URL. 156 * 157 * Returns the URL that allows the user to log out of the site 158 * 159 * @since 2.7 160 * @uses wp_nonce_url() To protect against CSRF 161 * @uses site_url() To generate the log in URL 162 * @uses apply_filters() calls 'logout_url' hook on final logout url 163 * 164 * @param string $redirect Path to redirect to on logout. 165 */ 166 function wp_logout_url($redirect = '') { 167 $args = array( 'action' => 'logout' ); 168 if ( !empty($redirect) ) { 169 $args['redirect_to'] = $redirect; 170 } 171 172 $logout_url = add_query_arg($args, site_url('wp-login.php', 'login')); 173 $logout_url = wp_nonce_url( $logout_url, 'log-out' ); 174 175 return apply_filters('logout_url', $logout_url, $redirect); 176 } 177 178 /** 179 * Returns the Log In URL. 180 * 181 * Returns the URL that allows the user to log in to the site 182 * 183 * @since 2.7 184 * @uses site_url() To generate the log in URL 185 * @uses apply_filters() calls 'login_url' hook on final login url 186 * 187 * @param string $redirect Path to redirect to on login. 188 */ 189 function wp_login_url($redirect = '') { 190 $login_url = site_url('wp-login.php', 'login'); 191 192 if ( !empty($redirect) ) { 193 $login_url = add_query_arg('redirect_to', urlencode($redirect), $login_url); 194 } 195 196 return apply_filters('login_url', $login_url, $redirect); 197 } 198 199 /** 200 * Returns the Lost Password URL. 201 * 202 * Returns the URL that allows the user to retrieve the lost password 203 * 204 * @since 2.8.0 205 * @uses site_url() To generate the lost password URL 206 * @uses apply_filters() calls 'lostpassword_url' hook on the lostpassword url 207 * 208 * @param string $redirect Path to redirect to on login. 209 */ 210 function wp_lostpassword_url($redirect = '') { 211 $args = array( 'action' => 'lostpassword' ); 212 if ( !empty($redirect) ) { 213 $args['redirect_to'] = $redirect; 214 } 215 216 $lostpassword_url = add_query_arg($args, site_url('wp-login.php', 'login')); 217 return apply_filters('lostpassword_url', $lostpassword_url, $redirect); 218 } 219 220 /** 221 * Display the Registration or Admin link. 222 * 223 * Display a link which allows the user to navigate to the registration page if 224 * not logged in and registration is enabled or to the dashboard if logged in. 225 * 226 * @since 1.5.0 227 * @uses apply_filters() Calls 'register' hook on register / admin link content. 228 * 229 * @param string $before Text to output before the link (defaults to <li>). 230 * @param string $after Text to output after the link (defaults to </li>). 231 */ 232 function wp_register( $before = '<li>', $after = '</li>' ) { 233 234 if ( ! is_user_logged_in() ) { 235 if ( get_option('users_can_register') ) 236 $link = $before . '<a href="' . site_url('wp-login.php?action=register', 'login') . '">' . __('Register') . '</a>' . $after; 237 else 238 $link = ''; 239 } else { 240 $link = $before . '<a href="' . admin_url() . '">' . __('Site Admin') . '</a>' . $after; 241 } 242 243 echo apply_filters('register', $link); 244 } 245 246 /** 247 * Theme container function for the 'wp_meta' action. 248 * 249 * The 'wp_meta' action can have several purposes, depending on how you use it, 250 * but one purpose might have been to allow for theme switching. 251 * 252 * @since 1.5.0 253 * @link http://trac.wordpress.org/ticket/1458 Explanation of 'wp_meta' action. 254 * @uses do_action() Calls 'wp_meta' hook. 255 */ 256 function wp_meta() { 257 do_action('wp_meta'); 258 } 259 260 /** 261 * Display information about the blog. 262 * 263 * @see get_bloginfo() For possible values for the parameter. 264 * @since 0.71 265 * 266 * @param string $show What to display. 267 */ 268 function bloginfo($show='') { 269 echo get_bloginfo($show, 'display'); 270 } 271 272 /** 273 * Retrieve information about the blog. 274 * 275 * Some show parameter values are deprecated and will be removed in future 276 * versions. Care should be taken to check the function contents and know what 277 * the deprecated blog info options are. Options without "// DEPRECATED" are 278 * the preferred and recommended ways to get the information. 279 * 280 * The possible values for the 'show' parameter are listed below. 281 * <ol> 282 * <li><strong>url<strong> - Blog URI to homepage.</li> 283 * <li><strong>wpurl</strong> - Blog URI path to WordPress.</li> 284 * <li><strong>description</strong> - Secondary title</li> 285 * </ol> 286 * 287 * The feed URL options can be retrieved from 'rdf_url' (RSS 0.91), 288 * 'rss_url' (RSS 1.0), 'rss2_url' (RSS 2.0), or 'atom_url' (Atom feed). The 289 * comment feeds can be retrieved from the 'comments_atom_url' (Atom comment 290 * feed) or 'comments_rss2_url' (RSS 2.0 comment feed). 291 * 292 * There are many other options and you should check the function contents: 293 * {@source 32 37} 294 * 295 * @since 0.71 296 * 297 * @param string $show Blog info to retrieve. 298 * @param string $filter How to filter what is retrieved. 299 * @return string Mostly string values, might be empty. 300 */ 301 function get_bloginfo($show = '', $filter = 'raw') { 302 303 switch($show) { 304 case 'url' : 305 case 'home' : // DEPRECATED 306 case 'siteurl' : // DEPRECATED 307 $output = get_option('home'); 308 break; 309 case 'wpurl' : 310 $output = get_option('siteurl'); 311 break; 312 case 'description': 313 $output = get_option('blogdescription'); 314 break; 315 case 'rdf_url': 316 $output = get_feed_link('rdf'); 317 break; 318 case 'rss_url': 319 $output = get_feed_link('rss'); 320 break; 321 case 'rss2_url': 322 $output = get_feed_link('rss2'); 323 break; 324 case 'atom_url': 325 $output = get_feed_link('atom'); 326 break; 327 case 'comments_atom_url': 328 $output = get_feed_link('comments_atom'); 329 break; 330 case 'comments_rss2_url': 331 $output = get_feed_link('comments_rss2'); 332 break; 333 case 'pingback_url': 334 $output = get_option('siteurl') .'/xmlrpc.php'; 335 break; 336 case 'stylesheet_url': 337 $output = get_stylesheet_uri(); 338 break; 339 case 'stylesheet_directory': 340 $output = get_stylesheet_directory_uri(); 341 break; 342 case 'template_directory': 343 case 'template_url': 344 $output = get_template_directory_uri(); 345 break; 346 case 'admin_email': 347 $output = get_option('admin_email'); 348 break; 349 case 'charset': 350 $output = get_option('blog_charset'); 351 if ('' == $output) $output = 'UTF-8'; 352 break; 353 case 'html_type' : 354 $output = get_option('html_type'); 355 break; 356 case 'version': 357 global $wp_version; 358 $output = $wp_version; 359 break; 360 case 'language': 361 $output = get_locale(); 362 $output = str_replace('_', '-', $output); 363 break; 364 case 'text_direction': 365 global $wp_locale; 366 $output = $wp_locale->text_direction; 367 break; 368 case 'name': 369 default: 370 $output = get_option('blogname'); 371 break; 372 } 373 374 $url = true; 375 if (strpos($show, 'url') === false && 376 strpos($show, 'directory') === false && 377 strpos($show, 'home') === false) 378 $url = false; 379 380 if ( 'display' == $filter ) { 381 if ( $url ) 382 $output = apply_filters('bloginfo_url', $output, $show); 383 else 384 $output = apply_filters('bloginfo', $output, $show); 385 } 386 387 return $output; 388 } 389 390 /** 391 * Display or retrieve page title for all areas of blog. 392 * 393 * By default, the page title will display the separator before the page title, 394 * so that the blog title will be before the page title. This is not good for 395 * title display, since the blog title shows up on most tabs and not what is 396 * important, which is the page that the user is looking at. 397 * 398 * There are also SEO benefits to having the blog title after or to the 'right' 399 * or the page title. However, it is mostly common sense to have the blog title 400 * to the right with most browsers supporting tabs. You can achieve this by 401 * using the seplocation parameter and setting the value to 'right'. This change 402 * was introduced around 2.5.0, in case backwards compatibility of themes is 403 * important. 404 * 405 * @since 1.0.0 406 * 407 * @param string $sep Optional, default is '»'. How to separate the various items within the page title. 408 * @param bool $display Optional, default is true. Whether to display or retrieve title. 409 * @param string $seplocation Optional. Direction to display title, 'right'. 410 * @return string|null String on retrieve, null when displaying. 411 */ 412 function wp_title($sep = '»', $display = true, $seplocation = '') { 413 global $wpdb, $wp_locale, $wp_query; 414 415 $cat = get_query_var('cat'); 416 $tag = get_query_var('tag_id'); 417 $category_name = get_query_var('category_name'); 418 $author = get_query_var('author'); 419 $author_name = get_query_var('author_name'); 420 $m = get_query_var('m'); 421 $year = get_query_var('year'); 422 $monthnum = get_query_var('monthnum'); 423 $day = get_query_var('day'); 424 $search = get_query_var('s'); 425 $title = ''; 426 427 $t_sep = '%WP_TITILE_SEP%'; // Temporary separator, for accurate flipping, if necessary 428 429 // If there's a category 430 if ( !empty($cat) ) { 431 // category exclusion 432 if ( !stristr($cat,'-') ) 433 $title = apply_filters('single_cat_title', get_the_category_by_ID($cat)); 434 } elseif ( !empty($category_name) ) { 435 if ( stristr($category_name,'/') ) { 436 $category_name = explode('/',$category_name); 437 if ( $category_name[count($category_name)-1] ) 438 $category_name = $category_name[count($category_name)-1]; // no trailing slash 439 else 440 $category_name = $category_name[count($category_name)-2]; // there was a trailling slash 441 } 442 $cat = get_term_by('slug', $category_name, 'category', OBJECT, 'display'); 443 if ( $cat ) 444 $title = apply_filters('single_cat_title', $cat->name); 445 } 446 447 if ( !empty($tag) ) { 448 $tag = get_term($tag, 'post_tag', OBJECT, 'display'); 449 if ( is_wp_error( $tag ) ) 450 return $tag; 451 if ( ! empty($tag->name) ) 452 $title = apply_filters('single_tag_title', $tag->name); 453 } 454 455 // If there's an author 456 if ( !empty($author) ) { 457 $title = get_userdata($author); 458 $title = $title->display_name; 459 } 460 if ( !empty($author_name) ) { 461 // We do a direct query here because we don't cache by nicename. 462 $title = $wpdb->get_var($wpdb->prepare("SELECT display_name FROM $wpdb->users WHERE user_nicename = %s", $author_name)); 463 } 464 465 // If there's a month 466 if ( !empty($m) ) { 467 $my_year = substr($m, 0, 4); 468 $my_month = $wp_locale->get_month(substr($m, 4, 2)); 469 $my_day = intval(substr($m, 6, 2)); 470 $title = "$my_year" . ($my_month ? "$t_sep$my_month" : "") . ($my_day ? "$t_sep$my_day" : ""); 471 } 472 473 if ( !empty($year) ) { 474 $title = $year; 475 if ( !empty($monthnum) ) 476 $title .= "$t_sep" . $wp_locale->get_month($monthnum); 477 if ( !empty($day) ) 478 $title .= "$t_sep" . zeroise($day, 2); 479 } 480 481 // If there is a post 482 if ( is_single() || ( is_home() && !is_front_page() ) || ( is_page() && !is_front_page() ) ) { 483 $post = $wp_query->get_queried_object(); 484 $title = strip_tags( apply_filters( 'single_post_title', $post->post_title ) ); 485 } 486 487 // If there's a taxonomy 488 if ( is_tax() ) { 489 $taxonomy = get_query_var( 'taxonomy' ); 490 $tax = get_taxonomy( $taxonomy ); 491 $tax = $tax->label; 492 $term = $wp_query->get_queried_object(); 493 $term = $term->name; 494 $title = "$tax$t_sep$term"; 495 } 496 497 //If it's a search 498 if ( is_search() ) { 499 /* translators: 1: separator, 2: search phrase */ 500 $title = sprintf(__('Search Results %1$s %2$s'), $t_sep, strip_tags($search)); 501 } 502 503 if ( is_404() ) { 504 $title = __('Page not found'); 505 } 506 507 $prefix = ''; 508 if ( !empty($title) ) 509 $prefix = " $sep "; 510 511 // Determines position of the separator and direction of the breadcrumb 512 if ( 'right' == $seplocation ) { // sep on right, so reverse the order 513 $title_array = explode( $t_sep, $title ); 514 $title_array = array_reverse( $title_array ); 515 $title = implode( " $sep ", $title_array ) . $prefix; 516 } else { 517 $title_array = explode( $t_sep, $title ); 518 $title = $prefix . implode( " $sep ", $title_array ); 519 } 520 521 $title = apply_filters('wp_title', $title, $sep, $seplocation); 522 523 // Send it out 524 if ( $display ) 525 echo $title; 526 else 527 return $title; 528 529 } 530 531 /** 532 * Display or retrieve page title for post. 533 * 534 * This is optimized for single.php template file for displaying the post title. 535 * Only useful for posts, does not support pages for example. 536 * 537 * It does not support placing the separator after the title, but by leaving the 538 * prefix parameter empty, you can set the title separator manually. The prefix 539 * does not automatically place a space between the prefix, so if there should 540 * be a space, the parameter value will need to have it at the end. 541 * 542 * @since 0.71 543 * @uses $wpdb 544 * 545 * @param string $prefix Optional. What to display before the title. 546 * @param bool $display Optional, default is true. Whether to display or retrieve title. 547 * @return string|null Title when retrieving, null when displaying or failure. 548 */ 549 function single_post_title($prefix = '', $display = true) { 550 global $wpdb; 551 $p = get_query_var('p'); 552 $name = get_query_var('name'); 553 554 if ( intval($p) || '' != $name ) { 555 if ( !$p ) 556 $p = $wpdb->get_var($wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_name = %s", $name)); 557 $post = & get_post($p); 558 $title = $post->post_title; 559 $title = apply_filters('single_post_title', $title); 560 if ( $display ) 561 echo $prefix.strip_tags($title); 562 else 563 return strip_tags($title); 564 } 565 } 566 567 /** 568 * Display or retrieve page title for category archive. 569 * 570 * This is useful for category template file or files, because it is optimized 571 * for category page title and with less overhead than {@link wp_title()}. 572 * 573 * It does not support placing the separator after the title, but by leaving the 574 * prefix parameter empty, you can set the title separator manually. The prefix 575 * does not automatically place a space between the prefix, so if there should 576 * be a space, the parameter value will need to have it at the end. 577 * 578 * @since 0.71 579 * 580 * @param string $prefix Optional. What to display before the title. 581 * @param bool $display Optional, default is true. Whether to display or retrieve title. 582 * @return string|null Title when retrieving, null when displaying or failure. 583 */ 584 function single_cat_title($prefix = '', $display = true ) { 585 $cat = intval( get_query_var('cat') ); 586 if ( !empty($cat) && !(strtoupper($cat) == 'ALL') ) { 587 $my_cat_name = apply_filters('single_cat_title', get_the_category_by_ID($cat)); 588 if ( !empty($my_cat_name) ) { 589 if ( $display ) 590 echo $prefix.strip_tags($my_cat_name); 591 else 592 return strip_tags($my_cat_name); 593 } 594 } else if ( is_tag() ) { 595 return single_tag_title($prefix, $display); 596 } 597 } 598 599 /** 600 * Display or retrieve page title for tag post archive. 601 * 602 * Useful for tag template files for displaying the tag page title. It has less 603 * overhead than {@link wp_title()}, because of its limited implementation. 604 * 605 * It does not support placing the separator after the title, but by leaving the 606 * prefix parameter empty, you can set the title separator manually. The prefix 607 * does not automatically place a space between the prefix, so if there should 608 * be a space, the parameter value will need to have it at the end. 609 * 610 * @since 2.3.0 611 * 612 * @param string $prefix Optional. What to display before the title. 613 * @param bool $display Optional, default is true. Whether to display or retrieve title. 614 * @return string|null Title when retrieving, null when displaying or failure. 615 */ 616 function single_tag_title($prefix = '', $display = true ) { 617 if ( !is_tag() ) 618 return; 619 620 $tag_id = intval( get_query_var('tag_id') ); 621 622 if ( !empty($tag_id) ) { 623 $my_tag = &get_term($tag_id, 'post_tag', OBJECT, 'display'); 624 if ( is_wp_error( $my_tag ) ) 625 return false; 626 $my_tag_name = apply_filters('single_tag_title', $my_tag->name); 627 if ( !empty($my_tag_name) ) { 628 if ( $display ) 629 echo $prefix . $my_tag_name; 630 else 631 return $my_tag_name; 632 } 633 } 634 } 635 636 /** 637 * Display or retrieve page title for post archive based on date. 638 * 639 * Useful for when the template only needs to display the month and year, if 640 * either are available. Optimized for just this purpose, so if it is all that 641 * is needed, should be better than {@link wp_title()}. 642 * 643 * It does not support placing the separator after the title, but by leaving the 644 * prefix parameter empty, you can set the title separator manually. The prefix 645 * does not automatically place a space between the prefix, so if there should 646 * be a space, the parameter value will need to have it at the end. 647 * 648 * @since 0.71 649 * 650 * @param string $prefix Optional. What to display before the title. 651 * @param bool $display Optional, default is true. Whether to display or retrieve title. 652 * @return string|null Title when retrieving, null when displaying or failure. 653 */ 654 function single_month_title($prefix = '', $display = true ) { 655 global $wp_locale; 656 657 $m = get_query_var('m'); 658 $year = get_query_var('year'); 659 $monthnum = get_query_var('monthnum'); 660 661 if ( !empty($monthnum) && !empty($year) ) { 662 $my_year = $year; 663 $my_month = $wp_locale->get_month($monthnum); 664 } elseif ( !empty($m) ) { 665 $my_year = substr($m, 0, 4); 666 $my_month = $wp_locale->get_month(substr($m, 4, 2)); 667 } 668 669 if ( empty($my_month) ) 670 return false; 671 672 $result = $prefix . $my_month . $prefix . $my_year; 673 674 if ( !$display ) 675 return $result; 676 echo $result; 677 } 678 679 /** 680 * Retrieve archive link content based on predefined or custom code. 681 * 682 * The format can be one of four styles. The 'link' for head element, 'option' 683 * for use in the select element, 'html' for use in list (either ol or ul HTML 684 * elements). Custom content is also supported using the before and after 685 * parameters. 686 * 687 * The 'link' format uses the link HTML element with the <em>archives</em> 688 * relationship. The before and after parameters are not used. The text 689 * parameter is used to describe the link. 690 * 691 * The 'option' format uses the option HTML element for use in select element. 692 * The value is the url parameter and the before and after parameters are used 693 * between the text description. 694 * 695 * The 'html' format, which is the default, uses the li HTML element for use in 696 * the list HTML elements. The before parameter is before the link and the after 697 * parameter is after the closing link. 698 * 699 * The custom format uses the before parameter before the link ('a' HTML 700 * element) and the after parameter after the closing link tag. If the above 701 * three values for the format are not used, then custom format is assumed. 702 * 703 * @since 1.0.0 704 * @author Orien 705 * @link http://icecode.com/ link navigation hack by Orien 706 * 707 * @param string $url URL to archive. 708 * @param string $text Archive text description. 709 * @param string $format Optional, default is 'html'. Can be 'link', 'option', 'html', or custom. 710 * @param string $before Optional. 711 * @param string $after Optional. 712 * @return string HTML link content for archive. 713 */ 714 function get_archives_link($url, $text, $format = 'html', $before = '', $after = '') { 715 $text = wptexturize($text); 716 $title_text = esc_attr($text); 717 $url = esc_url($url); 718 719 if ('link' == $format) 720 $link_html = "\t<link rel='archives' title='$title_text' href='$url' />\n"; 721 elseif ('option' == $format) 722 $link_html = "\t<option value='$url'>$before $text $after</option>\n"; 723 elseif ('html' == $format) 724 $link_html = "\t<li>$before<a href='$url' title='$title_text'>$text</a>$after</li>\n"; 725 else // custom 726 $link_html = "\t$before<a href='$url' title='$title_text'>$text</a>$after\n"; 727 728 $link_html = apply_filters( "get_archives_link", $link_html ); 729 730 return $link_html; 731 } 732 733 /** 734 * Display archive links based on type and format. 735 * 736 * The 'type' argument offers a few choices and by default will display monthly 737 * archive links. The other options for values are 'daily', 'weekly', 'monthly', 738 * 'yearly', 'postbypost' or 'alpha'. Both 'postbypost' and 'alpha' display the 739 * same archive link list, the difference between the two is that 'alpha' 740 * will order by post title and 'postbypost' will order by post date. 741 * 742 * The date archives will logically display dates with links to the archive post 743 * page. The 'postbypost' and 'alpha' values for 'type' argument will display 744 * the post titles. 745 * 746 * The 'limit' argument will only display a limited amount of links, specified 747 * by the 'limit' integer value. By default, there is no limit. The 748 * 'show_post_count' argument will show how many posts are within the archive. 749 * By default, the 'show_post_count' argument is set to false. 750 * 751 * For the 'format', 'before', and 'after' arguments, see {@link 752 * get_archives_link()}. The values of these arguments have to do with that 753 * function. 754 * 755 * @since 1.2.0 756 * 757 * @param string|array $args Optional. Override defaults. 758 */ 759 function wp_get_archives($args = '') { 760 global $wpdb, $wp_locale; 761 762 $defaults = array( 763 'type' => 'monthly', 'limit' => '', 764 'format' => 'html', 'before' => '', 765 'after' => '', 'show_post_count' => false, 766 'echo' => 1 767 ); 768 769 $r = wp_parse_args( $args, $defaults ); 770 extract( $r, EXTR_SKIP ); 771 772 if ( '' == $type ) 773 $type = 'monthly'; 774 775 if ( '' != $limit ) { 776 $limit = absint($limit); 777 $limit = ' LIMIT '.$limit; 778 } 779 780 // this is what will separate dates on weekly archive links 781 $archive_week_separator = '–'; 782 783 // over-ride general date format ? 0 = no: use the date format set in Options, 1 = yes: over-ride 784 $archive_date_format_over_ride = 0; 785 786 // options for daily archive (only if you over-ride the general date format) 787 $archive_day_date_format = 'Y/m/d'; 788 789 // options for weekly archive (only if you over-ride the general date format) 790 $archive_week_start_date_format = 'Y/m/d'; 791 $archive_week_end_date_format = 'Y/m/d'; 792 793 if ( !$archive_date_format_over_ride ) { 794 $archive_day_date_format = get_option('date_format'); 795 $archive_week_start_date_format = get_option('date_format'); 796 $archive_week_end_date_format = get_option('date_format'); 797 } 798 799 //filters 800 $where = apply_filters('getarchives_where', "WHERE post_type = 'post' AND post_status = 'publish'", $r ); 801 $join = apply_filters('getarchives_join', "", $r); 802 803 $output = ''; 804 805 if ( 'monthly' == $type ) { 806 $query = "SELECT YEAR(post_date) AS `year`, MONTH(post_date) AS `month`, count(ID) as posts FROM $wpdb->posts $join $where GROUP BY YEAR(post_date), MONTH(post_date) ORDER BY post_date DESC $limit"; 807 $key = md5($query); 808 $cache = wp_cache_get( 'wp_get_archives' , 'general'); 809 if ( !isset( $cache[ $key ] ) ) { 810 $arcresults = $wpdb->get_results($query); 811 $cache[ $key ] = $arcresults; 812 wp_cache_add( 'wp_get_archives', $cache, 'general' ); 813 } else { 814 $arcresults = $cache[ $key ]; 815 } 816 if ( $arcresults ) { 817 $afterafter = $after; 818 foreach ( (array) $arcresults as $arcresult ) { 819 $url = get_month_link( $arcresult->year, $arcresult->month ); 820 $text = sprintf(__('%1$s %2$d'), $wp_locale->get_month($arcresult->month), $arcresult->year); 821 if ( $show_post_count ) 822 $after = ' ('.$arcresult->posts.')' . $afterafter; 823 $output .= get_archives_link($url, $text, $format, $before, $after); 824 } 825 } 826 } elseif ('yearly' == $type) { 827 $query = "SELECT YEAR(post_date) AS `year`, count(ID) as posts FROM $wpdb->posts $join $where GROUP BY YEAR(post_date) ORDER BY post_date DESC $limit"; 828 $key = md5($query); 829 $cache = wp_cache_get( 'wp_get_archives' , 'general'); 830 if ( !isset( $cache[ $key ] ) ) { 831 $arcresults = $wpdb->get_results($query); 832 $cache[ $key ] = $arcresults; 833 wp_cache_add( 'wp_get_archives', $cache, 'general' ); 834 } else { 835 $arcresults = $cache[ $key ]; 836 } 837 if ($arcresults) { 838 $afterafter = $after; 839 foreach ( (array) $arcresults as $arcresult) { 840 $url = get_year_link($arcresult->year); 841 $text = sprintf('%d', $arcresult->year); 842 if ($show_post_count) 843 $after = ' ('.$arcresult->posts.')' . $afterafter; 844 $output .= get_archives_link($url, $text, $format, $before, $after); 845 } 846 } 847 } elseif ( 'daily' == $type ) { 848 $query = "SELECT YEAR(post_date) AS `year`, MONTH(post_date) AS `month`, DAYOFMONTH(post_date) AS `dayofmonth`, count(ID) as posts FROM $wpdb->posts $join $where GROUP BY YEAR(post_date), MONTH(post_date), DAYOFMONTH(post_date) ORDER BY post_date DESC $limit"; 849 $key = md5($query); 850 $cache = wp_cache_get( 'wp_get_archives' , 'general'); 851 if ( !isset( $cache[ $key ] ) ) { 852 $arcresults = $wpdb->get_results($query); 853 $cache[ $key ] = $arcresults; 854 wp_cache_add( 'wp_get_archives', $cache, 'general' ); 855 } else { 856 $arcresults = $cache[ $key ]; 857 } 858 if ( $arcresults ) { 859 $afterafter = $after; 860 foreach ( (array) $arcresults as $arcresult ) { 861 $url = get_day_link($arcresult->year, $arcresult->month, $arcresult->dayofmonth); 862 $date = sprintf('%1$d-%2$02d-%3$02d 00:00:00', $arcresult->year, $arcresult->month, $arcresult->dayofmonth); 863 $text = mysql2date($archive_day_date_format, $date); 864 if ($show_post_count) 865 $after = ' ('.$arcresult->posts.')'.$afterafter; 866 $output .= get_archives_link($url, $text, $format, $before, $after); 867 } 868 } 869 } elseif ( 'weekly' == $type ) { 870 $start_of_week = get_option('start_of_week'); 871 $query = "SELECT DISTINCT WEEK(post_date, $start_of_week) AS `week`, YEAR(post_date) AS yr, DATE_FORMAT(post_date, '%Y-%m-%d') AS yyyymmdd, count(ID) as posts FROM $wpdb->posts $join $where GROUP BY WEEK(post_date, $start_of_week), YEAR(post_date) ORDER BY post_date DESC $limit"; 872 $key = md5($query); 873 $cache = wp_cache_get( 'wp_get_archives' , 'general'); 874 if ( !isset( $cache[ $key ] ) ) { 875 $arcresults = $wpdb->get_results($query); 876 $cache[ $key ] = $arcresults; 877 wp_cache_add( 'wp_get_archives', $cache, 'general' ); 878 } else { 879 $arcresults = $cache[ $key ]; 880 } 881 $arc_w_last = ''; 882 $afterafter = $after; 883 if ( $arcresults ) { 884 foreach ( (array) $arcresults as $arcresult ) { 885 if ( $arcresult->week != $arc_w_last ) { 886 $arc_year = $arcresult->yr; 887 $arc_w_last = $arcresult->week; 888 $arc_week = get_weekstartend($arcresult->yyyymmdd, get_option('start_of_week')); 889 $arc_week_start = date_i18n($archive_week_start_date_format, $arc_week['start']); 890 $arc_week_end = date_i18n($archive_week_end_date_format, $arc_week['end']); 891 $url = sprintf('%1$s/%2$s%3$sm%4$s%5$s%6$sw%7$s%8$d', get_option('home'), '', '?', '=', $arc_year, '&', '=', $arcresult->week); 892 $text = $arc_week_start . $archive_week_separator . $arc_week_end; 893 if ($show_post_count) 894 $after = ' ('.$arcresult->posts.')'.$afterafter; 895 $output .= get_archives_link($url, $text, $format, $before, $after); 896 } 897 } 898 } 899 } elseif ( ( 'postbypost' == $type ) || ('alpha' == $type) ) { 900 $orderby = ('alpha' == $type) ? "post_title ASC " : "post_date DESC "; 901 $query = "SELECT * FROM $wpdb->posts $join $where ORDER BY $orderby $limit"; 902 $key = md5($query); 903 $cache = wp_cache_get( 'wp_get_archives' , 'general'); 904 if ( !isset( $cache[ $key ] ) ) { 905 $arcresults = $wpdb->get_results($query); 906 $cache[ $key ] = $arcresults; 907 wp_cache_add( 'wp_get_archives', $cache, 'general' ); 908 } else { 909 $arcresults = $cache[ $key ]; 910 } 911 if ( $arcresults ) { 912 foreach ( (array) $arcresults as $arcresult ) { 913 if ( $arcresult->post_date != '0000-00-00 00:00:00' ) { 914 $url = get_permalink($arcresult); 915 $arc_title = $arcresult->post_title; 916 if ( $arc_title ) 917 $text = strip_tags(apply_filters('the_title', $arc_title)); 918 else 919 $text = $arcresult->ID; 920 $output .= get_archives_link($url, $text, $format, $before, $after); 921 } 922 } 923 } 924 } 925 if ( $echo ) 926 echo $output; 927 else 928 return $output; 929 } 930 931 /** 932 * Get number of days since the start of the week. 933 * 934 * @since 1.5.0 935 * @usedby get_calendar() 936 * 937 * @param int $num Number of day. 938 * @return int Days since the start of the week. 939 */ 940 function calendar_week_mod($num) { 941 $base = 7; 942 return ($num - $base*floor($num/$base)); 943 } 944 945 /** 946 * Display calendar with days that have posts as links. 947 * 948 * The calendar is cached, which will be retrieved, if it exists. If there are 949 * no posts for the month, then it will not be displayed. 950 * 951 * @since 1.0.0 952 * 953 * @param bool $initial Optional, default is true. Use initial calendar names. 954 */ 955 function get_calendar($initial = true) { 956 global $wpdb, $m, $monthnum, $year, $wp_locale, $posts; 957 958 $cache = array(); 959 $key = md5( $m . $monthnum . $year ); 960 if ( $cache = wp_cache_get( 'get_calendar', 'calendar' ) ) { 961 if ( is_array($cache) && isset( $cache[ $key ] ) ) { 962 echo $cache[ $key ]; 963 return; 964 } 965 } 966 967 if ( !is_array($cache) ) 968 $cache = array(); 969 970 // Quick check. If we have no posts at all, abort! 971 if ( !$posts ) { 972 $gotsome = $wpdb->get_var("SELECT 1 as test FROM $wpdb->posts WHERE post_type = 'post' AND post_status = 'publish' LIMIT 1"); 973 if ( !$gotsome ) { 974 $cache[ $key ] = ''; 975 wp_cache_set( 'get_calendar', $cache, 'calendar' ); 976 return; 977 } 978 } 979 980 ob_start(); 981 if ( isset($_GET['w']) ) 982 $w = ''.intval($_GET['w']); 983 984 // week_begins = 0 stands for Sunday 985 $week_begins = intval(get_option('start_of_week')); 986 987 // Let's figure out when we are 988 if ( !empty($monthnum) && !empty($year) ) { 989 $thismonth = ''.zeroise(intval($monthnum), 2); 990 $thisyear = ''.intval($year); 991 } elseif ( !empty($w) ) { 992 // We need to get the month from MySQL 993 $thisyear = ''.intval(substr($m, 0, 4)); 994 $d = (($w - 1) * 7) + 6; //it seems MySQL's weeks disagree with PHP's 995 $thismonth = $wpdb->get_var("SELECT DATE_FORMAT((DATE_ADD('$thisyear}0101', INTERVAL $d DAY) ), '%m')"); 996 } elseif ( !empty($m) ) { 997 $thisyear = ''.intval(substr($m, 0, 4)); 998 if ( strlen($m) < 6 ) 999 $thismonth = '01'; 1000 else 1001 $thismonth = ''.zeroise(intval(substr($m, 4, 2)), 2); 1002 } else { 1003 $thisyear = gmdate('Y', current_time('timestamp')); 1004 $thismonth = gmdate('m', current_time('timestamp')); 1005 } 1006 1007 $unixmonth = mktime(0, 0 , 0, $thismonth, 1, $thisyear); 1008 1009 // Get the next and previous month and year with at least one post 1010 $previous = $wpdb->get_row("SELECT DISTINCT MONTH(post_date) AS month, YEAR(post_date) AS year 1011 FROM $wpdb->posts 1012 WHERE post_date < '$thisyear-$thismonth-01' 1013 AND post_type = 'post' AND post_status = 'publish' 1014 ORDER BY post_date DESC 1015 LIMIT 1"); 1016 $next = $wpdb->get_row("SELECT DISTINCT MONTH(post_date) AS month, YEAR(post_date) AS year 1017 FROM $wpdb->posts 1018 WHERE post_date > '$thisyear-$thismonth-01' 1019 AND MONTH( post_date ) != MONTH( '$thisyear-$thismonth-01' ) 1020 AND post_type = 'post' AND post_status = 'publish' 1021 ORDER BY post_date ASC 1022 LIMIT 1"); 1023 1024 /* translators: Calendar caption: 1: month name, 2: 4-digit year */ 1025 $calendar_caption = _x('%1$s %2$s', 'calendar caption'); 1026 echo '<table id="wp-calendar" summary="' . __('Calendar') . '"> 1027 <caption>' . sprintf($calendar_caption, $wp_locale->get_month($thismonth), date('Y', $unixmonth)) . '</caption> 1028 <thead> 1029 <tr>'; 1030 1031 $myweek = array(); 1032 1033 for ( $wdcount=0; $wdcount<=6; $wdcount++ ) { 1034 $myweek[] = $wp_locale->get_weekday(($wdcount+$week_begins)%7); 1035 } 1036 1037 foreach ( $myweek as $wd ) { 1038 $day_name = (true == $initial) ? $wp_locale->get_weekday_initial($wd) : $wp_locale->get_weekday_abbrev($wd); 1039 echo "\n\t\t<th abbr=\"$wd\" scope=\"col\" title=\"$wd\">$day_name</th>"; 1040 } 1041 1042 echo ' 1043 </tr> 1044 </thead> 1045 1046 <tfoot> 1047 <tr>'; 1048 1049 if ( $previous ) { 1050 echo "\n\t\t".'<td abbr="' . $wp_locale->get_month($previous->month) . '" colspan="3" id="prev"><a href="' . 1051 get_month_link($previous->year, $previous->month) . '" title="' . sprintf(__('View posts for %1$s %2$s'), $wp_locale->get_month($previous->month), 1052 date('Y', mktime(0, 0 , 0, $previous->month, 1, $previous->year))) . '">« ' . $wp_locale->get_month_abbrev($wp_locale->get_month($previous->month)) . '</a></td>'; 1053 } else { 1054 echo "\n\t\t".'<td colspan="3" id="prev" class="pad"> </td>'; 1055 } 1056 1057 echo "\n\t\t".'<td class="pad"> </td>'; 1058 1059 if ( $next ) { 1060 echo "\n\t\t".'<td abbr="' . $wp_locale->get_month($next->month) . '" colspan="3" id="next"><a href="' . 1061 get_month_link($next->year, $next->month) . '" title="' . sprintf(__('View posts for %1$s %2$s'), $wp_locale->get_month($next->month), 1062 date('Y', mktime(0, 0 , 0, $next->month, 1, $next->year))) . '">' . $wp_locale->get_month_abbrev($wp_locale->get_month($next->month)) . ' »</a></td>'; 1063 } else { 1064 echo "\n\t\t".'<td colspan="3" id="next" class="pad"> </td>'; 1065 } 1066 1067 echo ' 1068 </tr> 1069 </tfoot> 1070 1071 <tbody> 1072 <tr>'; 1073 1074 // Get days with posts 1075 $dayswithposts = $wpdb->get_results("SELECT DISTINCT DAYOFMONTH(post_date) 1076 FROM $wpdb->posts WHERE MONTH(post_date) = '$thismonth' 1077 AND YEAR(post_date) = '$thisyear' 1078 AND post_type = 'post' AND post_status = 'publish' 1079 AND post_date < '" . current_time('mysql') . '\'', ARRAY_N); 1080 if ( $dayswithposts ) { 1081 foreach ( (array) $dayswithposts as $daywith ) { 1082 $daywithpost[] = $daywith[0]; 1083 } 1084 } else { 1085 $daywithpost = array(); 1086 } 1087 1088 if (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false || strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'camino') !== false || strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'safari') !== false) 1089 $ak_title_separator = "\n"; 1090 else 1091 $ak_title_separator = ', '; 1092 1093 $ak_titles_for_day = array(); 1094 $ak_post_titles = $wpdb->get_results("SELECT post_title, DAYOFMONTH(post_date) as dom " 1095 ."FROM $wpdb->posts " 1096 ."WHERE YEAR(post_date) = '$thisyear' " 1097 ."AND MONTH(post_date) = '$thismonth' " 1098 ."AND post_date < '".current_time('mysql')."' " 1099 ."AND post_type = 'post' AND post_status = 'publish'" 1100 ); 1101 if ( $ak_post_titles ) { 1102 foreach ( (array) $ak_post_titles as $ak_post_title ) { 1103 1104 $post_title = esc_attr( apply_filters( 'the_title', $ak_post_title->post_title ) ); 1105 1106 if ( empty($ak_titles_for_day['day_'.$ak_post_title->dom]) ) 1107 $ak_titles_for_day['day_'.$ak_post_title->dom] = ''; 1108 if ( empty($ak_titles_for_day["$ak_post_title->dom"]) ) // first one 1109 $ak_titles_for_day["$ak_post_title->dom"] = $post_title; 1110 else 1111 $ak_titles_for_day["$ak_post_title->dom"] .= $ak_title_separator . $post_title; 1112 } 1113 } 1114 1115 1116 // See how much we should pad in the beginning 1117 $pad = calendar_week_mod(date('w', $unixmonth)-$week_begins); 1118 if ( 0 != $pad ) 1119 echo "\n\t\t".'<td colspan="'.$pad.'" class="pad"> </td>'; 1120 1121 $daysinmonth = intval(date('t', $unixmonth)); 1122 for ( $day = 1; $day <= $daysinmonth; ++$day ) { 1123 if ( isset($newrow) && $newrow ) 1124 echo "\n\t</tr>\n\t<tr>\n\t\t"; 1125 $newrow = false; 1126 1127 if ( $day == gmdate('j', (time() + (get_option('gmt_offset') * 3600))) && $thismonth == gmdate('m', time()+(get_option('gmt_offset') * 3600)) && $thisyear == gmdate('Y', time()+(get_option('gmt_offset') * 3600)) ) 1128 echo '<td id="today">'; 1129 else 1130 echo '<td>'; 1131 1132 if ( in_array($day, $daywithpost) ) // any posts today? 1133 echo '<a href="' . get_day_link($thisyear, $thismonth, $day) . "\" title=\"$ak_titles_for_day[$day]\">$day</a>"; 1134 else 1135 echo $day; 1136 echo '</td>'; 1137 1138 if ( 6 == calendar_week_mod(date('w', mktime(0, 0 , 0, $thismonth, $day, $thisyear))-$week_begins) ) 1139 $newrow = true; 1140 } 1141 1142 $pad = 7 - calendar_week_mod(date('w', mktime(0, 0 , 0, $thismonth, $day, $thisyear))-$week_begins); 1143 if ( $pad != 0 && $pad != 7 ) 1144 echo "\n\t\t".'<td class="pad" colspan="'.$pad.'"> </td>'; 1145 1146 echo "\n\t</tr>\n\t</tbody>\n\t</table>"; 1147 1148 $output = ob_get_contents(); 1149 ob_end_clean(); 1150 echo $output; 1151 $cache[ $key ] = $output; 1152 wp_cache_set( 'get_calendar', $cache, 'calendar' ); 1153 } 1154 1155 /** 1156 * Purge the cached results of get_calendar. 1157 * 1158 * @see get_calendar 1159 * @since 2.1.0 1160 */ 1161 function delete_get_calendar_cache() { 1162 wp_cache_delete( 'get_calendar', 'calendar' ); 1163 } 1164 add_action( 'save_post', 'delete_get_calendar_cache' ); 1165 add_action( 'delete_post', 'delete_get_calendar_cache' ); 1166 add_action( 'update_option_start_of_week', 'delete_get_calendar_cache' ); 1167 add_action( 'update_option_gmt_offset', 'delete_get_calendar_cache' ); 1168 add_action( 'update_option_start_of_week', 'delete_get_calendar_cache' ); 1169 1170 /** 1171 * Display all of the allowed tags in HTML format with attributes. 1172 * 1173 * This is useful for displaying in the comment area, which elements and 1174 * attributes are supported. As well as any plugins which want to display it. 1175 * 1176 * @since 1.0.1 1177 * @uses $allowedtags 1178 * 1179 * @return string HTML allowed tags entity encoded. 1180 */ 1181 function allowed_tags() { 1182 global $allowedtags; 1183 $allowed = ''; 1184 foreach ( (array) $allowedtags as $tag => $attributes ) { 1185 $allowed .= '<'.$tag; 1186 if ( 0 < count($attributes) ) { 1187 foreach ( $attributes as $attribute => $limits ) { 1188 $allowed .= ' '.$attribute.'=""'; 1189 } 1190 } 1191 $allowed .= '> '; 1192 } 1193 return htmlentities($allowed); 1194 } 1195 1196 /***** Date/Time tags *****/ 1197 1198 /** 1199 * Outputs the date in iso8601 format for xml files. 1200 * 1201 * @since 1.0.0 1202 */ 1203 function the_date_xml() { 1204 global $post; 1205 echo mysql2date('Y-m-d', $post->post_date, false); 1206 } 1207 1208 /** 1209 * Display or Retrieve the date the post was written. 1210 * 1211 * Will only output the date if the current post's date is different from the 1212 * previous one output. 1213 * 1214 * @since 0.71 1215 * 1216 * @param string $d Optional. PHP date format defaults to the date_format option if not specified. 1217 * @param string $before Optional. Output before the date. 1218 * @param string $after Optional. Output after the date. 1219 * @param bool $echo Optional, default is display. Whether to echo the date or return it. 1220 * @return string|null Null if displaying, string if retrieving. 1221 */ 1222 function the_date($d='', $before='', $after='', $echo = true) { 1223 global $post, $day, $previousday; 1224 $the_date = ''; 1225 if ( $day != $previousday ) { 1226 $the_date .= $before; 1227 if ( $d=='' ) 1228 $the_date .= mysql2date(get_option('date_format'), $post->post_date); 1229 else 1230 $the_date .= mysql2date($d, $post->post_date); 1231 $the_date .= $after; 1232 $previousday = $day; 1233 1234 $the_date = apply_filters('the_date', $the_date, $d, $before, $after); 1235 if ( $echo ) 1236 echo $the_date; 1237 else 1238 return $the_date; 1239 } 1240 } 1241 1242 /** 1243 * Display the date on which the post was last modified. 1244 * 1245 * @since 2.1.0 1246 * 1247 * @param string $d Optional. PHP date format. 1248 * @return string 1249 */ 1250 function the_modified_date($d = '') { 1251 echo apply_filters('the_modified_date', get_the_modified_date($d), $d); 1252 } 1253 1254 /** 1255 * Retrieve the date on which the post was last modified. 1256 * 1257 * @since 2.1.0 1258 * 1259 * @param string $d Optional. PHP date format. Defaults to the "date_format" option 1260 * @return string 1261 */ 1262 function get_the_modified_date($d = '') { 1263 if ( '' == $d ) 1264 $the_time = get_post_modified_time(get_option('date_format'), null, null, true); 1265 else 1266 $the_time = get_post_modified_time($d, null, null, true); 1267 return apply_filters('get_the_modified_date', $the_time, $d); 1268 } 1269 1270 /** 1271 * Display the time at which the post was written. 1272 * 1273 * @since 0.71 1274 * 1275 * @param string $d Either 'G', 'U', or php date format. 1276 */ 1277 function the_time( $d = '' ) { 1278 echo apply_filters('the_time', get_the_time( $d ), $d); 1279 } 1280 1281 /** 1282 * Retrieve the time at which the post was written. 1283 * 1284 * @since 1.5.0 1285 * 1286 * @param string $d Either 'G', 'U', or php date format defaults to the value specified in the time_format option. 1287 * @param int|object $post Optional post ID or object. Default is global $post object. 1288 * @return string 1289 */ 1290 function get_the_time( $d = '', $post = null ) { 1291 $post = get_post($post); 1292 1293 if ( '' == $d ) 1294 $the_time = get_post_time(get_option('time_format'), false, $post, true); 1295 else 1296 $the_time = get_post_time($d, false, $post, true); 1297 return apply_filters('get_the_time', $the_time, $d, $post); 1298 } 1299 1300 /** 1301 * Retrieve the time at which the post was written. 1302 * 1303 * @since 2.0.0 1304 * 1305 * @param string $d Either 'G', 'U', or php date format. 1306 * @param bool $gmt Whether of not to return the gmt time. 1307 * @param int|object $post Optional post ID or object. Default is global $post object. 1308 * @param bool $translate Whether to translate the time string or not 1309 * @return string 1310 */ 1311 function get_post_time( $d = 'U', $gmt = false, $post = null, $translate = false ) { // returns timestamp 1312 $post = get_post($post); 1313 1314 if ( $gmt ) 1315 $time = $post->post_date_gmt; 1316 else 1317 $time = $post->post_date; 1318 1319 $time = mysql2date($d, $time, $translate); 1320 return apply_filters('get_post_time', $time, $d, $gmt); 1321 } 1322 1323 /** 1324 * Display the time at which the post was last modified. 1325 * 1326 * @since 2.0.0 1327 * 1328 * @param string $d Either 'G', 'U', or php date format defaults to the value specified in the time_format option. 1329 */ 1330 function the_modified_time($d = '') { 1331 echo apply_filters('the_modified_time', get_the_modified_time($d), $d); 1332 } 1333 1334 /** 1335 * Retrieve the time at which the post was last modified. 1336 * 1337 * @since 2.0.0 1338 * 1339 * @param string $d Either 'G', 'U', or php date format defaults to the value specified in the time_format option. 1340 * @return string 1341 */ 1342 function get_the_modified_time($d = '') { 1343 if ( '' == $d ) 1344 $the_time = get_post_modified_time(get_option('time_format'), null, null, true); 1345 else 1346 $the_time = get_post_modified_time($d, null, null, true); 1347 return apply_filters('get_the_modified_time', $the_time, $d); 1348 } 1349 1350 /** 1351 * Retrieve the time at which the post was last modified. 1352 * 1353 * @since 2.0.0 1354 * 1355 * @param string $d Either 'G', 'U', or php date format. 1356 * @param bool $gmt Whether of not to return the gmt time. 1357 * @param int|object $post A post_id or post object 1358 * @param bool translate Whether to translate the result or not 1359 * @return string Returns timestamp 1360 */ 1361 function get_post_modified_time( $d = 'U', $gmt = false, $post = null, $translate = false ) { 1362 $post = get_post($post); 1363 1364 if ( $gmt ) 1365 $time = $post->post_modified_gmt; 1366 else 1367 $time = $post->post_modified; 1368 $time = mysql2date($d, $time, $translate); 1369 1370 return apply_filters('get_post_modified_time', $time, $d, $gmt); 1371 } 1372 1373 /** 1374 * Display the weekday on which the post was written. 1375 * 1376 * @since 0.71 1377 * @uses $wp_locale 1378 * @uses $post 1379 */ 1380 function the_weekday() { 1381 global $wp_locale, $post; 1382 $the_weekday = $wp_locale->get_weekday(mysql2date('w', $post->post_date, false)); 1383 $the_weekday = apply_filters('the_weekday', $the_weekday); 1384 echo $the_weekday; 1385 } 1386 1387 /** 1388 * Display the weekday on which the post was written. 1389 * 1390 * Will only output the weekday if the current post's weekday is different from 1391 * the previous one output. 1392 * 1393 * @since 0.71 1394 * 1395 * @param string $before output before the date. 1396 * @param string $after output after the date. 1397 */ 1398 function the_weekday_date($before='',$after='') { 1399 global $wp_locale, $post, $day, $previousweekday; 1400 $the_weekday_date = ''; 1401 if ( $day != $previousweekday ) { 1402 $the_weekday_date .= $before; 1403 $the_weekday_date .= $wp_locale->get_weekday(mysql2date('w', $post->post_date, false)); 1404 $the_weekday_date .= $after; 1405 $previousweekday = $day; 1406 } 1407 $the_weekday_date = apply_filters('the_weekday_date', $the_weekday_date, $before, $after); 1408 echo $the_weekday_date; 1409 } 1410 1411 /** 1412 * Fire the wp_head action 1413 * 1414 * @since 1.2.0 1415 * @uses do_action() Calls 'wp_head' hook. 1416 */ 1417 function wp_head() { 1418 do_action('wp_head'); 1419 } 1420 1421 /** 1422 * Fire the wp_footer action 1423 * 1424 * @since 1.5.1 1425 * @uses do_action() Calls 'wp_footer' hook. 1426 */ 1427 function wp_footer() { 1428 do_action('wp_footer'); 1429 } 1430 1431 /** 1432 * Enable/disable automatic general feed link outputting. 1433 * 1434 * @since 2.8.0 1435 * 1436 * @param boolean $add Add or remove links. Defaults to true. 1437 */ 1438 function automatic_feed_links( $add = true ) { 1439 if ( $add ) 1440 add_action( 'wp_head', 'feed_links', 2 ); 1441 else { 1442 remove_action( 'wp_head', 'feed_links', 2 ); 1443 remove_action( 'wp_head', 'feed_links_extra', 3 ); 1444 } 1445 } 1446 1447 /** 1448 * Display the links to the general feeds. 1449 * 1450 * @since 2.8.0 1451 * 1452 * @param array $args Optional arguments. 1453 */ 1454 function feed_links( $args ) { 1455 $defaults = array( 1456 /* translators: Separator between blog name and feed type in feed links */ 1457 'separator' => _x('»', 'feed link'), 1458 /* translators: 1: blog title, 2: separator (raquo) */ 1459 'feedtitle' => __('%1$s %2$s Feed'), 1460 /* translators: %s: blog title, 2: separator (raquo) */ 1461 'comstitle' => __('%1$s %2$s Comments Feed'), 1462 ); 1463 1464 $args = wp_parse_args( $args, $defaults ); 1465 1466 echo '<link rel="alternate" type="' . feed_content_type() . '" title="' . esc_attr(sprintf( $args['feedtitle'], get_bloginfo('name'), $args['separator'] )) . '" href="' . get_feed_link() . "\" />\n"; 1467 echo '<link rel="alternate" type="' . feed_content_type() . '" title="' . esc_attr(sprintf( $args['comstitle'], get_bloginfo('name'), $args['separator'] )) . '" href="' . get_feed_link( 'comments_' . get_default_feed() ) . "\" />\n"; 1468 } 1469 1470 /** 1471 * Display the links to the extra feeds such as category feeds. 1472 * 1473 * @since 2.8.0 1474 * 1475 * @param array $args Optional arguments. 1476 */ 1477 function feed_links_extra( $args ) { 1478 $defaults = array( 1479 /* translators: Separator between blog name and feed type in feed links */ 1480 'separator' => _x('»', 'feed link'), 1481 /* translators: 1: blog name, 2: separator(raquo), 3: post title */ 1482 'singletitle' => __('%1$s %2$s %3$s Comments Feed'), 1483 /* translators: 1: blog name, 2: separator(raquo), 3: category name */ 1484 'cattitle' => __('%1$s %2$s %3$s Category Feed'), 1485 /* translators: 1: blog name, 2: separator(raquo), 3: tag name */ 1486 'tagtitle' => __('%1$s %2$s %3$s Tag Feed'), 1487 /* translators: 1: blog name, 2: separator(raquo), 3: author name */ 1488 'authortitle' => __('%1$s %2$s Posts by %3$s Feed'), 1489 /* translators: 1: blog name, 2: separator(raquo), 3: search phrase */ 1490 'searchtitle' => __('%1$s %2$s Search Results for “%3$s” Feed'), 1491 ); 1492 1493 $args = wp_parse_args( $args, $defaults ); 1494 1495 if ( is_single() || is_page() ) { 1496 $post = &get_post( $id = 0 ); 1497 1498 if ( comments_open() || pings_open() || $post->comment_count > 0 ) { 1499 $title = esc_attr(sprintf( $args['singletitle'], get_bloginfo('name'), $args['separator'], esc_html( get_the_title() ) )); 1500 $href = get_post_comments_feed_link( $post->ID ); 1501 } 1502 } elseif ( is_category() ) { 1503 $cat_id = intval( get_query_var('cat') ); 1504 1505 $title = esc_attr(sprintf( $args['cattitle'], get_bloginfo('name'), $args['separator'], get_cat_name( $cat_id ) )); 1506 $href = get_category_feed_link( $cat_id ); 1507 } elseif ( is_tag() ) { 1508 $tag_id = intval( get_query_var('tag_id') ); 1509 $tag = get_tag( $tag_id ); 1510 1511 $title = esc_attr(sprintf( $args['tagtitle'], get_bloginfo('name'), $args['separator'], $tag->name )); 1512 $href = get_tag_feed_link( $tag_id ); 1513 } elseif ( is_author() ) { 1514 $author_id = intval( get_query_var('author') ); 1515 1516 $title = esc_attr(sprintf( $args['authortitle'], get_bloginfo('name'), $args['separator'], get_the_author_meta( 'display_name', $author_id ) )); 1517 $href = get_author_feed_link( $author_id ); 1518 } elseif ( is_search() ) { 1519 $title = esc_attr(sprintf( $args['searchtitle'], get_bloginfo('name'), $args['separator'], get_search_query() )); 1520 $href = get_search_feed_link(); 1521 } 1522 1523 if ( isset($title) && isset($href) ) 1524 echo '<link rel="alternate" type="' . feed_content_type() . '" title="' . $title . '" href="' . $href . '" />' . "\n"; 1525 } 1526 1527 /** 1528 * Display the link to the Really Simple Discovery service endpoint. 1529 * 1530 * @link http://archipelago.phrasewise.com/rsd 1531 * @since 2.0.0 1532 */ 1533 function rsd_link() { 1534 echo '<link rel="EditURI" type="application/rsd+xml" title="RSD" href="' . get_bloginfo('wpurl') . "/xmlrpc.php?rsd\" />\n"; 1535 } 1536 1537 /** 1538 * Display the link to the Windows Live Writer manifest file. 1539 * 1540 * @link http://msdn.microsoft.com/en-us/library/bb463265.aspx 1541 * @since 2.3.1 1542 */ 1543 function wlwmanifest_link() { 1544 echo '<link rel="wlwmanifest" type="application/wlwmanifest+xml" href="' 1545 . get_bloginfo('wpurl') . '/wp-includes/wlwmanifest.xml" /> ' . "\n"; 1546 } 1547 1548 /** 1549 * Display a noindex meta tag if required by the blog configuration. 1550 * 1551 * If a blog is marked as not being public then the noindex meta tag will be 1552 * output to tell web robots not to index the page content. 1553 * 1554 * @since 2.1.0 1555 */ 1556 function noindex() { 1557 // If the blog is not public, tell robots to go away. 1558 if ( '0' == get_option('blog_public') ) 1559 echo "<meta name='robots' content='noindex,nofollow' />\n"; 1560 } 1561 1562 /** 1563 * Determine if TinyMCE is available. 1564 * 1565 * Checks to see if the user has deleted the tinymce files to slim down there WordPress install. 1566 * 1567 * @since 2.1.0 1568 * 1569 * @return bool Whether of not TinyMCE exists. 1570 */ 1571 function rich_edit_exists() { 1572 global $wp_rich_edit_exists; 1573 if ( !isset($wp_rich_edit_exists) ) 1574 $wp_rich_edit_exists = file_exists(ABSPATH . WPINC . '/js/tinymce/tiny_mce.js'); 1575 return $wp_rich_edit_exists; 1576 } 1577 1578 /** 1579 * Whether or not the user should have a WYSIWIG editor. 1580 * 1581 * Checks that the user requires a WYSIWIG editor and that the editor is 1582 * supported in the users browser. 1583 * 1584 * @since 2.0.0 1585 * 1586 * @return bool 1587 */ 1588 function user_can_richedit() { 1589 global $wp_rich_edit, $pagenow; 1590 1591 if ( !isset( $wp_rich_edit) ) { 1592 if ( get_user_option( 'rich_editing' ) == 'true' && 1593 ( ( preg_match( '!AppleWebKit/(\d+)!', $_SERVER['HTTP_USER_AGENT'], $match ) && intval($match[1]) >= 420 ) || 1594 !preg_match( '!opera[ /][2-8]|konqueror|safari!i', $_SERVER['HTTP_USER_AGENT'] ) ) 1595 && 'comment.php' != $pagenow ) { 1596 $wp_rich_edit = true; 1597 } else { 1598 $wp_rich_edit = false; 1599 } 1600 } 1601 1602 return apply_filters('user_can_richedit', $wp_rich_edit); 1603 } 1604 1605 /** 1606 * Find out which editor should be displayed by default. 1607 * 1608 * Works out which of the two editors to display as the current editor for a 1609 * user. 1610 * 1611 * @since 2.5.0 1612 * 1613 * @return string Either 'tinymce', or 'html', or 'test' 1614 */ 1615 function wp_default_editor() { 1616 $r = user_can_richedit() ? 'tinymce' : 'html'; // defaults 1617 if ( $user = wp_get_current_user() ) { // look for cookie 1618 $ed = get_user_setting('editor', 'tinymce'); 1619 $r = ( in_array($ed, array('tinymce', 'html', 'test') ) ) ? $ed : $r; 1620 } 1621 return apply_filters( 'wp_default_editor', $r ); // filter 1622 } 1623 1624 /** 1625 * Display visual editor forms: TinyMCE, or HTML, or both. 1626 * 1627 * The amount of rows the text area will have for the content has to be between 1628 * 3 and 100 or will default at 12. There is only one option used for all users, 1629 * named 'default_post_edit_rows'. 1630 * 1631 * If the user can not use the rich editor (TinyMCE), then the switch button 1632 * will not be displayed. 1633 * 1634 * @since 2.1.0 1635 * 1636 * @param string $content Textarea content. 1637 * @param string $id HTML ID attribute value. 1638 * @param string $prev_id HTML ID name for switching back and forth between visual editors. 1639 * @param bool $media_buttons Optional, default is true. Whether to display media buttons. 1640 * @param int $tab_index Optional, default is 2. Tabindex for textarea element. 1641 */ 1642 function the_editor($content, $id = 'content', $prev_id = 'title', $media_buttons = true, $tab_index = 2) { 1643 $rows = get_option('default_post_edit_rows'); 1644 if (($rows < 3) || ($rows > 100)) 1645 $rows = 12; 1646 1647 if ( !current_user_can( 'upload_files' ) ) 1648 $media_buttons = false; 1649 1650 $richedit = user_can_richedit(); 1651 $class = ''; 1652 1653 if ( $richedit || $media_buttons ) { ?> 1654 <div id="editor-toolbar"> 1655 <?php 1656 if ( $richedit ) { 1657 $wp_default_editor = wp_default_editor(); ?> 1658 <div class="zerosize"><input accesskey="e" type="button" onclick="switchEditors.go('<?php echo $id; ?>')" /></div> 1659 <?php if ( 'html' == $wp_default_editor ) { 1660 add_filter('the_editor_content', 'wp_htmledit_pre'); ?> 1661 <a id="edButtonHTML" class="active hide-if-no-js" onclick="switchEditors.go('<?php echo $id; ?>', 'html');"><?php _e('HTML'); ?></a> 1662 <a id="edButtonPreview" class="hide-if-no-js" onclick="switchEditors.go('<?php echo $id; ?>', 'tinymce');"><?php _e('Visual'); ?></a> 1663 <?php } else { 1664 $class = " class='theEditor'"; 1665 add_filter('the_editor_content', 'wp_richedit_pre'); ?> 1666 <a id="edButtonHTML" class="hide-if-no-js" onclick="switchEditors.go('<?php echo $id; ?>', 'html');"><?php _e('HTML'); ?></a> 1667 <a id="edButtonPreview" class="active hide-if-no-js" onclick="switchEditors.go('<?php echo $id; ?>', 'tinymce');"><?php _e('Visual'); ?></a> 1668 <?php } 1669 } 1670 1671 if ( $media_buttons ) { ?> 1672 <div id="media-buttons" class="hide-if-no-js"> 1673 <?php do_action( 'media_buttons' ); ?> 1674 </div> 1675 <?php 1676 } ?> 1677 </div> 1678 <?php 1679 } 1680 ?> 1681 <div id="quicktags"><?php 1682 wp_print_scripts( 'quicktags' ); ?> 1683 <script type="text/javascript">edToolbar()</script> 1684 </div> 1685 1686 <?php 1687 $the_editor = apply_filters('the_editor', "<div id='editorcontainer'><textarea rows='$rows'$class cols='40' name='$id' tabindex='$tab_index' id='$id'>%s</textarea></div>\n"); 1688 $the_editor_content = apply_filters('the_editor_content', $content); 1689 1690 printf($the_editor, $the_editor_content); 1691 1692 ?> 1693 <script type="text/javascript"> 1694 edCanvas = document.getElementById('<?php echo $id; ?>'); 1695 </script> 1696 <?php 1697 } 1698 1699 /** 1700 * Retrieve the contents of the search WordPress query variable. 1701 * 1702 * @since 2.3.0 1703 * 1704 * @return string 1705 */ 1706 function get_search_query() { 1707 return apply_filters( 'get_search_query', stripslashes( get_query_var( 's' ) ) ); 1708 } 1709 1710 /** 1711 * Display the contents of the search query variable. 1712 * 1713 * The search query string is passed through {@link esc_attr()} 1714 * to ensure that it is safe for placing in an html attribute. 1715 * 1716 * @uses attr 1717 * @since 2.1.0 1718 */ 1719 function the_search_query() { 1720 echo esc_attr( apply_filters( 'the_search_query', get_search_query() ) ); 1721 } 1722 1723 /** 1724 * Display the language attributes for the html tag. 1725 * 1726 * Builds up a set of html attributes containing the text direction and language 1727 * information for the page. 1728 * 1729 * @since 2.1.0 1730 * 1731 * @param string $doctype The type of html document (xhtml|html). 1732 */ 1733 function language_attributes($doctype = 'html') { 1734 $attributes = array(); 1735 $output = ''; 1736 1737 if ( $dir = get_bloginfo('text_direction') ) 1738 $attributes[] = "dir=\"$dir\""; 1739 1740 if ( $lang = get_bloginfo('language') ) { 1741 if ( get_option('html_type') == 'text/html' || $doctype == 'html' ) 1742 $attributes[] = "lang=\"$lang\""; 1743 1744 if ( get_option('html_type') != 'text/html' || $doctype == 'xhtml' ) 1745 $attributes[] = "xml:lang=\"$lang\""; 1746 } 1747 1748 $output = implode(' ', $attributes); 1749 $output = apply_filters('language_attributes', $output); 1750 echo $output; 1751 } 1752 1753 /** 1754 * Retrieve paginated link for archive post pages. 1755 * 1756 * Technically, the function can be used to create paginated link list for any 1757 * area. The 'base' argument is used to reference the url, which will be used to 1758 * create the paginated links. The 'format' argument is then used for replacing 1759 * the page number. It is however, most likely and by default, to be used on the 1760 * archive post pages. 1761 * 1762 * The 'type' argument controls format of the returned value. The default is 1763 * 'plain', which is just a string with the links separated by a newline 1764 * character. The other possible values are either 'array' or 'list'. The 1765 * 'array' value will return an array of the paginated link list to offer full 1766 * control of display. The 'list' value will place all of the paginated links in 1767 * an unordered HTML list. 1768 * 1769 * The 'total' argument is the total amount of pages and is an integer. The 1770 * 'current' argument is the current page number and is also an integer. 1771 * 1772 * An example of the 'base' argument is "http://example.com/all_posts.php%_%" 1773 * and the '%_%' is required. The '%_%' will be replaced by the contents of in 1774 * the 'format' argument. An example for the 'format' argument is "?page=%#%" 1775 * and the '%#%' is also required. The '%#%' will be replaced with the page 1776 * number. 1777 * 1778 * You can include the previous and next links in the list by setting the 1779 * 'prev_next' argument to true, which it is by default. You can set the 1780 * previous text, by using the 'prev_text' argument. You can set the next text 1781 * by setting the 'next_text' argument. 1782 * 1783 * If the 'show_all' argument is set to true, then it will show all of the pages 1784 * instead of a short list of the pages near the current page. By default, the 1785 * 'show_all' is set to false and controlled by the 'end_size' and 'mid_size' 1786 * arguments. The 'end_size' argument is how many numbers on either the start 1787 * and the end list edges, by default is 1. The 'mid_size' argument is how many 1788 * numbers to either side of current page, but not including current page. 1789 * 1790 * It is possible to add query vars to the link by using the 'add_args' argument 1791 * and see {@link add_query_arg()} for more information. 1792 * 1793 * @since 2.1.0 1794 * 1795 * @param string|array $args Optional. Override defaults. 1796 * @return array|string String of page links or array of page links. 1797 */ 1798 function paginate_links( $args = '' ) { 1799 $defaults = array( 1800 'base' => '%_%', // http://example.com/all_posts.php%_% : %_% is replaced by format (below) 1801 'format' => '?page=%#%', // ?page=%#% : %#% is replaced by the page number 1802 'total' => 1, 1803 'current' => 0, 1804 'show_all' => false, 1805 'prev_next' => true, 1806 'prev_text' => __('« Previous'), 1807 'next_text' => __('Next »'), 1808 'end_size' => 1, 1809 'mid_size' => 2, 1810 'type' => 'plain', 1811 'add_args' => false, // array of query args to add 1812 'add_fragment' => '' 1813 ); 1814 1815 $args = wp_parse_args( $args, $defaults ); 1816 extract($args, EXTR_SKIP); 1817 1818 // Who knows what else people pass in $args 1819 $total = (int) $total; 1820 if ( $total < 2 ) 1821 return; 1822 $current = (int) $current; 1823 $end_size = 0 < (int) $end_size ? (int) $end_size : 1; // Out of bounds? Make it the default. 1824 $mid_size = 0 <= (int) $mid_size ? (int) $mid_size : 2; 1825 $add_args = is_array($add_args) ? $add_args : false; 1826 $r = ''; 1827 $page_links = array(); 1828 $n = 0; 1829 $dots = false; 1830 1831 if ( $prev_next && $current && 1 < $current ) : 1832 $link = str_replace('%_%', 2 == $current ? '' : $format, $base); 1833 $link = str_replace('%#%', $current - 1, $link); 1834 if ( $add_args ) 1835 $link = add_query_arg( $add_args, $link ); 1836 $link .= $add_fragment; 1837 $page_links[] = "<a class='prev page-numbers' href='" . esc_url($link) . "'>$prev_text</a>"; 1838 endif; 1839 for ( $n = 1; $n <= $total; $n++ ) : 1840 $n_display = number_format_i18n($n); 1841 if ( $n == $current ) : 1842 $page_links[] = "<span class='page-numbers current'>$n_display</span>"; 1843 $dots = true; 1844 else : 1845 if ( $show_all || ( $n <= $end_size || ( $current && $n >= $current - $mid_size && $n <= $current + $mid_size ) || $n > $total - $end_size ) ) : 1846 $link = str_replace('%_%', 1 == $n ? '' : $format, $base); 1847 $link = str_replace('%#%', $n, $link); 1848 if ( $add_args ) 1849 $link = add_query_arg( $add_args, $link ); 1850 $link .= $add_fragment; 1851 $page_links[] = "<a class='page-numbers' href='" . esc_url($link) . "'>$n_display</a>"; 1852 $dots = true; 1853 elseif ( $dots && !$show_all ) : 1854 $page_links[] = "<span class='page-numbers dots'>...</span>"; 1855 $dots = false; 1856 endif; 1857 endif; 1858 endfor; 1859 if ( $prev_next && $current && ( $current < $total || -1 == $total ) ) : 1860 $link = str_replace('%_%', $format, $base); 1861 $link = str_replace('%#%', $current + 1, $link); 1862 if ( $add_args ) 1863 $link = add_query_arg( $add_args, $link ); 1864 $link .= $add_fragment; 1865 $page_links[] = "<a class='next page-numbers' href='" . esc_url($link) . "'>$next_text</a>"; 1866 endif; 1867 switch ( $type ) : 1868 case 'array' : 1869 return $page_links; 1870 break; 1871 case 'list' : 1872 $r .= "<ul class='page-numbers'>\n\t<li>"; 1873 $r .= join("</li>\n\t<li>", $page_links); 1874 $r .= "</li>\n</ul>\n"; 1875 break; 1876 default : 1877 $r = join("\n", $page_links); 1878 break; 1879 endswitch; 1880 return $r; 1881 } 1882 1883 /** 1884 * Registers an admin colour scheme css file. 1885 * 1886 * Allows a plugin to register a new admin colour scheme. For example: 1887 * <code> 1888 * wp_admin_css_color('classic', __('Classic'), admin_url("css/colors-classic.css"), 1889 * array('#07273E', '#14568A', '#D54E21', '#2683AE')); 1890 * </code> 1891 * 1892 * @since 2.5.0 1893 * 1894 * @param string $key The unique key for this theme. 1895 * @param string $name The name of the theme. 1896 * @param string $url The url of the css file containing the colour scheme. 1897 * @param array @colors An array of CSS color definitions which are used to give the user a feel for the theme. 1898 */ 1899 function wp_admin_css_color($key, $name, $url, $colors = array()) { 1900 global $_wp_admin_css_colors; 1901 1902 if ( !isset($_wp_admin_css_colors) ) 1903 $_wp_admin_css_colors = array(); 1904 1905 $_wp_admin_css_colors[$key] = (object) array('name' => $name, 'url' => $url, 'colors' => $colors); 1906 } 1907 1908 /** 1909 * Display the URL of a WordPress admin CSS file. 1910 * 1911 * @see WP_Styles::_css_href and its style_loader_src filter. 1912 * 1913 * @since 2.3.0 1914 * 1915 * @param string $file file relative to wp-admin/ without its ".css" extension. 1916 */ 1917 function wp_admin_css_uri( $file = 'wp-admin' ) { 1918 if ( defined('WP_INSTALLING') ) { 1919 $_file = "./$file.css"; 1920 } else { 1921 $_file = admin_url("$file.css"); 1922 } 1923 $_file = add_query_arg( 'version', get_bloginfo( 'version' ), $_file ); 1924 1925 return apply_filters( 'wp_admin_css_uri', $_file, $file ); 1926 } 1927 1928 /** 1929 * Enqueues or directly prints a stylesheet link to the specified CSS file. 1930 * 1931 * "Intelligently" decides to enqueue or to print the CSS file. If the 1932 * 'wp_print_styles' action has *not* yet been called, the CSS file will be 1933 * enqueued. If the wp_print_styles action *has* been called, the CSS link will 1934 * be printed. Printing may be forced by passing TRUE as the $force_echo 1935 * (second) parameter. 1936 * 1937 * For backward compatibility with WordPress 2.3 calling method: If the $file 1938 * (first) parameter does not correspond to a registered CSS file, we assume 1939 * $file is a file relative to wp-admin/ without its ".css" extension. A 1940 * stylesheet link to that generated URL is printed. 1941 * 1942 * @package WordPress 1943 * @since 2.3.0 1944 * @uses $wp_styles WordPress Styles Object 1945 * 1946 * @param string $file Style handle name or file name (without ".css" extension) relative to wp-admin/ 1947 * @param bool $force_echo Optional. Force the stylesheet link to be printed rather than enqueued. 1948 */ 1949 function wp_admin_css( $file = 'wp-admin', $force_echo = false ) { 1950 global $wp_styles; 1951 if ( !is_a($wp_styles, 'WP_Styles') ) 1952 $wp_styles = new WP_Styles(); 1953 1954 // For backward compatibility 1955 $handle = 0 === strpos( $file, 'css/' ) ? substr( $file, 4 ) : $file; 1956 1957 if ( $wp_styles->query( $handle ) ) { 1958 if ( $force_echo || did_action( 'wp_print_styles' ) ) // we already printed the style queue. Print this one immediately 1959 wp_print_styles( $handle ); 1960 else // Add to style queue 1961 wp_enqueue_style( $handle ); 1962 return; 1963 } 1964 1965 echo apply_filters( 'wp_admin_css', "<link rel='stylesheet' href='" . esc_url( wp_admin_css_uri( $file ) ) . "' type='text/css' />\n", $file ); 1966 if ( 'rtl' == get_bloginfo( 'text_direction' ) ) 1967 echo apply_filters( 'wp_admin_css', "<link rel='stylesheet' href='" . esc_url( wp_admin_css_uri( "$file-rtl" ) ) . "' type='text/css' />\n", "$file-rtl" ); 1968 } 1969 1970 /** 1971 * Enqueues the default ThickBox js and css. 1972 * 1973 * If any of the settings need to be changed, this can be done with another js 1974 * file similar to media-upload.js and theme-preview.js. That file should 1975 * require array('thickbox') to ensure it is loaded after. 1976 * 1977 * @since 2.5.0 1978 */ 1979 function add_thickbox() { 1980 wp_enqueue_script( 'thickbox' ); 1981 wp_enqueue_style( 'thickbox' ); 1982 } 1983 1984 /** 1985 * Display the XHTML generator that is generated on the wp_head hook. 1986 * 1987 * @since 2.5.0 1988 */ 1989 function wp_generator() { 1990 the_generator( apply_filters( 'wp_generator_type', 'xhtml' ) ); 1991 } 1992 1993 /** 1994 * Display the generator XML or Comment for RSS, ATOM, etc. 1995 * 1996 * Returns the correct generator type for the requested output format. Allows 1997 * for a plugin to filter generators overall the the_generator filter. 1998 * 1999 * @since 2.5.0 2000 * @uses apply_filters() Calls 'the_generator' hook. 2001 * 2002 * @param string $type The type of generator to output - (html|xhtml|atom|rss2|rdf|comment|export). 2003 */ 2004 function the_generator( $type ) { 2005 echo apply_filters('the_generator', get_the_generator($type), $type) . "\n"; 2006 } 2007 2008 /** 2009 * Creates the generator XML or Comment for RSS, ATOM, etc. 2010 * 2011 * Returns the correct generator type for the requested output format. Allows 2012 * for a plugin to filter generators on an individual basis using the 2013 * 'get_the_generator_{$type}' filter. 2014 * 2015 * @since 2.5.0 2016 * @uses apply_filters() Calls 'get_the_generator_$type' hook. 2017 * 2018 * @param string $type The type of generator to return - (html|xhtml|atom|rss2|rdf|comment|export). 2019 * @return string The HTML content for the generator. 2020 */ 2021 function get_the_generator( $type ) { 2022 switch ($type) { 2023 case 'html': 2024 $gen = '<meta name="generator" content="WordPress ' . get_bloginfo( 'version' ) . '">'; 2025 break; 2026 case 'xhtml': 2027 $gen = '<meta name="generator" content="WordPress ' . get_bloginfo( 'version' ) . '" />'; 2028 break; 2029 case 'atom': 2030 $gen = '<generator uri="http://wordpress.org/" version="' . get_bloginfo_rss( 'version' ) . '">WordPress</generator>'; 2031 break; 2032 case 'rss2': 2033 $gen = '<generator>http://wordpress.org/?v=' . get_bloginfo_rss( 'version' ) . '</generator>'; 2034 break; 2035 case 'rdf': 2036 $gen = '<admin:generatorAgent rdf:resource="http://wordpress.org/?v=' . get_bloginfo_rss( 'version' ) . '" />'; 2037 break; 2038 case 'comment': 2039 $gen = '<!-- generator="WordPress/' . get_bloginfo( 'version' ) . '" -->'; 2040 break; 2041 case 'export': 2042 $gen = '<!-- generator="WordPress/' . get_bloginfo_rss('version') . '" created="'. date('Y-m-d H:i') . '"-->'; 2043 break; 2044 } 2045 return apply_filters( "get_the_generator_{$type}", $gen, $type ); 2046 } 2047 2048 ?>
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