Changeset 10322 for trunk/wp-includes/functions.php
- Timestamp:
- 01/06/2009 06:20:47 PM (16 years ago)
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
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trunk/wp-includes/functions.php
r10287 r10322 2367 2367 } 2368 2368 2369 2369 2370 /** 2370 2371 * Convert smiley code to the icon graphic file equivalent. … … 2377 2378 * image file. 2378 2379 * 2379 * The $wp_smiliessearch global is for the regular expression array and is 2380 * set each time the function is called. The $wp_smiliesreplace is the full 2381 * replacement. Supposely, the $wp_smiliessearch array is looped over using 2382 * preg_replace() or just setting the array of $wp_smiliessearch along with the 2383 * array of $wp_smiliesreplace in the search and replace parameters of 2384 * preg_replace(), which would be faster and less overhead. Either way, both are 2385 * used with preg_replace() and can be defined after the function is called. 2380 * The $wp_smiliessearch global is for the regular expression and is set each 2381 * time the function is called. 2386 2382 * 2387 2383 * The full list of smilies can be found in the function and won't be listed in … … 2390 2386 * 2391 2387 * @global array $wpsmiliestrans 2392 * @global array $wp_smiliesreplace2393 2388 * @global array $wp_smiliessearch 2394 2389 * @since 2.2.0 2395 2390 */ 2396 2391 function smilies_init() { 2397 global $wpsmiliestrans, $wp_smiliessearch , $wp_smiliesreplace;2392 global $wpsmiliestrans, $wp_smiliessearch; 2398 2393 2399 2394 // don't bother setting up smilies if they are disabled … … 2450 2445 } 2451 2446 2452 $siteurl = get_option( 'siteurl' ); 2447 if (count($wpsmiliestrans) == 0) { 2448 return; 2449 } 2450 2451 /* 2452 * NOTE: we sort the smilies in reverse key order. This is to make sure 2453 * we match the longest possible smilie (:???: vs :?) as the regular 2454 * expression used below is first-match 2455 */ 2456 krsort($wpsmiliestrans); 2457 2458 $wp_smiliessearch = '/(?:\s|^)'; 2459 2460 $subchar = ''; 2453 2461 foreach ( (array) $wpsmiliestrans as $smiley => $img ) { 2454 $wp_smiliessearch[] = '/(\s|^)' . preg_quote( $smiley, '/' ) . '(\s|$)/'; 2455 $smiley_masked = attribute_escape( trim( $smiley ) ); 2456 $wp_smiliesreplace[] = " <img src='$siteurl/wp-includes/images/smilies/$img' alt='$smiley_masked' class='wp-smiley' /> "; 2457 } 2462 $firstchar = substr($smiley, 0, 1); 2463 $rest = substr($smiley, 1); 2464 2465 // new subpattern? 2466 if ($firstchar != $subchar) { 2467 if ($subchar != '') { 2468 $wp_smiliessearch .= ')|'; 2469 } 2470 $subchar = $firstchar; 2471 $wp_smiliessearch .= preg_quote($firstchar, '/') . '(?:'; 2472 } else { 2473 $wp_smiliessearch .= '|'; 2474 } 2475 $wp_smiliessearch .= preg_quote($rest); 2476 } 2477 2478 $wp_smiliessearch .= ')(?:\s|$)/'; 2458 2479 } 2459 2480
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