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| 1 | function pm_unique_permalinks($default_uri, $native_slug, $element, $post_name, $native_uri) {
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| 2 | global $permalink_manager_uris; | |
| 3 | ||
| 4 | // Ignore native permalinks | |
| 5 | if($native_uri) { return $default_uri; }
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| 6 | ||
| 7 | // Store all the custom permalinks in a separate variable | |
| 8 | $uris = $permalink_manager_uris; | |
| 9 | ||
| 10 | // Exclude this element | |
| 11 | if(!empty($element->ID) && !empty($uris[$element->ID])) {
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| 12 | unset($uris[$element->ID]); | |
| 13 | } else if(!empty($element->term_id) && !empty($uris[$element->term_id])) {
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| 14 | unset($uris["tax-{$element->term_id}"]);
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| 15 | } | |
| 16 | ||
| 17 | do {
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| 18 | $duplicates_ids = array_keys($uris, $default_uri); | |
| 19 | $duplicates_ids_count = count($duplicates_ids); | |
| 20 | ||
| 21 | if(!empty($duplicates_ids_count)) {
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| 22 | preg_match('/(.+?)(?:-([\d]+))?(\.[^\.]+$|$)/', $default_uri, $parts);
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| 23 | $index = (!empty($parts[2])) ? $parts[2] + 1 : 2; | |
| 24 | ||
| 25 | $default_uri = preg_replace('/(.+?)(?:-([\d]+))?(\.[^\.]+$|$)/', '$1-' . $index . '$3', $default_uri);
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| 26 | } | |
| 27 | } while ($duplicates_ids_count > 0); | |
| 28 | ||
| 29 | return $default_uri; | |
| 30 | } | |
| 31 | add_filter('permalink_manager_filter_default_post_uri', 'pm_unique_permalinks', 999, 5);
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| 32 | add_filter('permalink_manager_filter_default_term_uri', 'pm_unique_permalinks', 999, 5); |
