| 1 | <?php
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| 2 | /*
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| 3 | Plugin Name: Sanitize permalink with undescores
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| 4 | Plugin URI: http://www.melodycode.com
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| 5 | Description: Modifica il permalink affinchè ogni parola sia separata da un underscore "_" al posto del trattino "-" che Wordpress usa di default (si tratta solo di una leggera modifica alla funzione già esistente).
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| 6 | Version: 1
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| 7 | Author: Daniele Simonin
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| 8 | Author URI: http://www.melodycode.com
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| 9 | */
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| 10 |
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| 11 | function sanitize_permalink_with_undescores($title) {
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| 12 | $title = strip_tags($title);
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| 13 | // Preserve escaped octets.
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| 14 | $title = preg_replace('|%([a-fA-F0-9][a-fA-F0-9])|', '---$1---', $title);
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| 15 | // Remove percent signs that are not part of an octet.
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| 16 | $title = str_replace('%', '', $title);
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| 17 | // Restore octets.
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| 18 | $title = preg_replace('|---([a-fA-F0-9][a-fA-F0-9])---|', '%$1', $title);
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| 19 |
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| 20 | $title = remove_accents($title);
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| 21 | if (seems_utf8($title)) {
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| 22 | if (function_exists('mb_strtolower')) {
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| 23 | $title = mb_strtolower($title, 'UTF-8');
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| 24 | }
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| 25 | $title = utf8_uri_encode($title);
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| 26 | }
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| 27 |
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| 28 | $title = strtolower($title);
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| 29 | $title = preg_replace('/&.+?;/', '', $title); // kill entities
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| 30 | $title = preg_replace('/[^%a-z0-9 _-]/', '', $title);
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| 31 | $title = preg_replace('/\s+/', '_', $title);
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| 32 | $title = preg_replace('|_+|', '_', $title);
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| 33 | $title = trim($title, '_');
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| 34 |
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| 35 | return $title;
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| 36 | }
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| 37 |
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| 38 | remove_action('sanitize_title', 'sanitize_title_with_dashes');
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| 39 | add_action('sanitize_title', 'sanitize_permalink_with_undescores');
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| 40 | ?> |
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