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- <?php
- class SlugBehavior extends ModelBehavior {
- /**
- * Default model settings
- */
- var $defaultSettings = array('field' => 'name', 'slug_field' => 'slug', 'primary_key' => 'id', 'replacement' => '-', 'DBcheck' => false, 'set_func'=>'');
- /**
- * Initiate behaviour for the model using settings.
- *
- * @param object $model Model using the behaviour
- * @param array $settings Settings to override for model.
- *
- * @access public
- */
- function setup(Model $model, $settings = array()) {
- $field = $this->defaultSettings['field'];
- $slug_field = $this->defaultSettings['slug_field'];
- $primary_key = $this->defaultSettings['primary_key'];
- $replacement = $this->defaultSettings['replacement'];
- if (!empty($settings['field'])) {
- $field = $settings['field'];
- }
- if (!empty($settings['slug_field'])) {
- $slug_field = $settings['slug_field'];
- }
- if (!empty($settings['primary_key'])) {
- $primary_key = $settings['primary_key'];
- }
- if (!empty($settings['replacement'])) {
- $replacement = $settings['replacement'];
- }
- $this->settings['replacement'] = $replacement;
- if (!empty($settings['DBcheck'])) {
- $this->settings['DBcheck'] = $settings['DBcheck'];
- }
- if (!empty($settings['set_func'])) {
- $this->settings['set_func'] = $settings['set_func'];
- }
- if ($model->hasField($field)) {
- $this->settings[$model->name]['field'] = $field;
- }
- if ($model->hasField($slug_field)) {
- $this->settings[$model->name]['slug_field'] = $slug_field;
- }
- if ($model->hasField($primary_key)) {
- $this->settings[$model->name]['primary_key'] = $primary_key;
- }
- }
- function seems_utf8($str) {
- $length = strlen($str);
- for ($i = 0; $i < $length; $i++) {
- $c = ord($str[$i]);
- if ($c < 0x80)
- $n = 0;# 0bbbbbbb
- elseif (($c & 0xE0) == 0xC0)
- $n = 1;# 110bbbbb
- elseif (($c & 0xF0) == 0xE0)
- $n = 2;# 1110bbbb
- elseif (($c & 0xF8) == 0xF0)
- $n = 3;# 11110bbb
- elseif (($c & 0xFC) == 0xF8)
- $n = 4;# 111110bb
- elseif (($c & 0xFE) == 0xFC)
- $n = 5;# 1111110b
- else
- return false;# Does not match any model
- for ($j = 0; $j < $n; $j++) { # n bytes matching 10bbbbbb follow ?
- if ((++$i == $length) || ((ord($str[$i]) & 0xC0) != 0x80))
- return false;
- }
- }
- return true;
- }
- function remove_accents($string) {
- if (!preg_match('/[\x80-\xff]/', $string))
- return $string;
- if ($this->seems_utf8($string)) {
- $chars = array(
- // Decompositions for Latin-1 Supplement
- chr(195) . chr(128) => 'A', chr(195) . chr(129) => 'A',
- chr(195) . chr(130) => 'A', chr(195) . chr(131) => 'A',
- chr(195) . chr(132) => 'A', chr(195) . chr(133) => 'A',
- chr(195) . chr(135) => 'C', chr(195) . chr(136) => 'E',
- chr(195) . chr(137) => 'E', chr(195) . chr(138) => 'E',
- chr(195) . chr(139) => 'E', chr(195) . chr(140) => 'I',
- chr(195) . chr(141) => 'I', chr(195) . chr(142) => 'I',
- chr(195) . chr(143) => 'I', chr(195) . chr(145) => 'N',
- chr(195) . chr(146) => 'O', chr(195) . chr(147) => 'O',
- chr(195) . chr(148) => 'O', chr(195) . chr(149) => 'O',
- chr(195) . chr(150) => 'O', chr(195) . chr(153) => 'U',
- chr(195) . chr(154) => 'U', chr(195) . chr(155) => 'U',
- chr(195) . chr(156) => 'U', chr(195) . chr(157) => 'Y',
- chr(195) . chr(159) => 's', chr(195) . chr(160) => 'a',
- chr(195) . chr(161) => 'a', chr(195) . chr(162) => 'a',
- chr(195) . chr(163) => 'a', chr(195) . chr(164) => 'a',
- chr(195) . chr(165) => 'a', chr(195) . chr(167) => 'c',
- chr(195) . chr(168) => 'e', chr(195) . chr(169) => 'e',
- chr(195) . chr(170) => 'e', chr(195) . chr(171) => 'e',
- chr(195) . chr(172) => 'i', chr(195) . chr(173) => 'i',
- chr(195) . chr(174) => 'i', chr(195) . chr(175) => 'i',
- chr(195) . chr(177) => 'n', chr(195) . chr(178) => 'o',
- chr(195) . chr(179) => 'o', chr(195) . chr(180) => 'o',
- chr(195) . chr(181) => 'o', chr(195) . chr(182) => 'o',
- chr(195) . chr(182) => 'o', chr(195) . chr(185) => 'u',
- chr(195) . chr(186) => 'u', chr(195) . chr(187) => 'u',
- chr(195) . chr(188) => 'u', chr(195) . chr(189) => 'y',
- chr(195) . chr(191) => 'y',
- // Decompositions for Latin Extended-A
- chr(196) . chr(128) => 'A', chr(196) . chr(129) => 'a',
- chr(196) . chr(130) => 'A', chr(196) . chr(131) => 'a',
- chr(196) . chr(132) => 'A', chr(196) . chr(133) => 'a',
- chr(196) . chr(134) => 'C', chr(196) . chr(135) => 'c',
- chr(196) . chr(136) => 'C', chr(196) . chr(137) => 'c',
- chr(196) . chr(138) => 'C', chr(196) . chr(139) => 'c',
- chr(196) . chr(140) => 'C', chr(196) . chr(141) => 'c',
- chr(196) . chr(142) => 'D', chr(196) . chr(143) => 'd',
- chr(196) . chr(144) => 'D', chr(196) . chr(145) => 'd',
- chr(196) . chr(146) => 'E', chr(196) . chr(147) => 'e',
- chr(196) . chr(148) => 'E', chr(196) . chr(149) => 'e',
- chr(196) . chr(150) => 'E', chr(196) . chr(151) => 'e',
- chr(196) . chr(152) => 'E', chr(196) . chr(153) => 'e',
- chr(196) . chr(154) => 'E', chr(196) . chr(155) => 'e',
- chr(196) . chr(156) => 'G', chr(196) . chr(157) => 'g',
- chr(196) . chr(158) => 'G', chr(196) . chr(159) => 'g',
- chr(196) . chr(160) => 'G', chr(196) . chr(161) => 'g',
- chr(196) . chr(162) => 'G', chr(196) . chr(163) => 'g',
- chr(196) . chr(164) => 'H', chr(196) . chr(165) => 'h',
- chr(196) . chr(166) => 'H', chr(196) . chr(167) => 'h',
- chr(196) . chr(168) => 'I', chr(196) . chr(169) => 'i',
- chr(196) . chr(170) => 'I', chr(196) . chr(171) => 'i',
- chr(196) . chr(172) => 'I', chr(196) . chr(173) => 'i',
- chr(196) . chr(174) => 'I', chr(196) . chr(175) => 'i',
- chr(196) . chr(176) => 'I', chr(196) . chr(177) => 'i',
- chr(196) . chr(178) => 'IJ', chr(196) . chr(179) => 'ij',
- chr(196) . chr(180) => 'J', chr(196) . chr(181) => 'j',
- chr(196) . chr(182) => 'K', chr(196) . chr(183) => 'k',
- chr(196) . chr(184) => 'k', chr(196) . chr(185) => 'L',
- chr(196) . chr(186) => 'l', chr(196) . chr(187) => 'L',
- chr(196) . chr(188) => 'l', chr(196) . chr(189) => 'L',
- chr(196) . chr(190) => 'l', chr(196) . chr(191) => 'L',
- chr(197) . chr(128) => 'l', chr(197) . chr(129) => 'L',
- chr(197) . chr(130) => 'l', chr(197) . chr(131) => 'N',
- chr(197) . chr(132) => 'n', chr(197) . chr(133) => 'N',
- chr(197) . chr(134) => 'n', chr(197) . chr(135) => 'N',
- chr(197) . chr(136) => 'n', chr(197) . chr(137) => 'N',
- chr(197) . chr(138) => 'n', chr(197) . chr(139) => 'N',
- chr(197) . chr(140) => 'O', chr(197) . chr(141) => 'o',
- chr(197) . chr(142) => 'O', chr(197) . chr(143) => 'o',
- chr(197) . chr(144) => 'O', chr(197) . chr(145) => 'o',
- chr(197) . chr(146) => 'OE', chr(197) . chr(147) => 'oe',
- chr(197) . chr(148) => 'R', chr(197) . chr(149) => 'r',
- chr(197) . chr(150) => 'R', chr(197) . chr(151) => 'r',
- chr(197) . chr(152) => 'R', chr(197) . chr(153) => 'r',
- chr(197) . chr(154) => 'S', chr(197) . chr(155) => 's',
- chr(197) . chr(156) => 'S', chr(197) . chr(157) => 's',
- chr(197) . chr(158) => 'S', chr(197) . chr(159) => 's',
- chr(197) . chr(160) => 'S', chr(197) . chr(161) => 's',
- chr(197) . chr(162) => 'T', chr(197) . chr(163) => 't',
- chr(197) . chr(164) => 'T', chr(197) . chr(165) => 't',
- chr(197) . chr(166) => 'T', chr(197) . chr(167) => 't',
- chr(197) . chr(168) => 'U', chr(197) . chr(169) => 'u',
- chr(197) . chr(170) => 'U', chr(197) . chr(171) => 'u',
- chr(197) . chr(172) => 'U', chr(197) . chr(173) => 'u',
- chr(197) . chr(174) => 'U', chr(197) . chr(175) => 'u',
- chr(197) . chr(176) => 'U', chr(197) . chr(177) => 'u',
- chr(197) . chr(178) => 'U', chr(197) . chr(179) => 'u',
- chr(197) . chr(180) => 'W', chr(197) . chr(181) => 'w',
- chr(197) . chr(182) => 'Y', chr(197) . chr(183) => 'y',
- chr(197) . chr(184) => 'Y', chr(197) . chr(185) => 'Z',
- chr(197) . chr(186) => 'z', chr(197) . chr(187) => 'Z',
- chr(197) . chr(188) => 'z', chr(197) . chr(189) => 'Z',
- chr(197) . chr(190) => 'z', chr(197) . chr(191) => 's',
- // Euro Sign
- chr(226) . chr(130) . chr(172) => 'E',
- // GBP (Pound) Sign
- chr(194) . chr(163) => '');
- $string = strtr($string, $chars);
- } else {
- // Assume ISO-8859-1 if not UTF-8
- $chars['in'] = chr(128) . chr(131) . chr(138) . chr(142) . chr(154) . chr(158)
- . chr(159) . chr(162) . chr(165) . chr(181) . chr(192) . chr(193) . chr(194)
- . chr(195) . chr(196) . chr(197) . chr(199) . chr(200) . chr(201) . chr(202)
- . chr(203) . chr(204) . chr(205) . chr(206) . chr(207) . chr(209) . chr(210)
- . chr(211) . chr(212) . chr(213) . chr(214) . chr(216) . chr(217) . chr(218)
- . chr(219) . chr(220) . chr(221) . chr(224) . chr(225) . chr(226) . chr(227)
- . chr(228) . chr(229) . chr(231) . chr(232) . chr(233) . chr(234) . chr(235)
- . chr(236) . chr(237) . chr(238) . chr(239) . chr(241) . chr(242) . chr(243)
- . chr(244) . chr(245) . chr(246) . chr(248) . chr(249) . chr(250) . chr(251)
- . chr(252) . chr(253) . chr(255);
- $chars['out'] = "EfSZszYcYuAAAAAACEEEEIIIINOOOOOOUUUUYaaaaaaceeeeiiiinoooooouuuuyy";
- $string = strtr($string, $chars['in'], $chars['out']);
- $double_chars['in'] = array(chr(140), chr(156), chr(198), chr(208), chr(222), chr(223), chr(230), chr(240), chr(254));
- $double_chars['out'] = array('OE', 'oe', 'AE', 'DH', 'TH', 'ss', 'ae', 'dh', 'th');
- $string = str_replace($double_chars['in'], $double_chars['out'], $string);
- }
- return $string;
- }
- function utf8_uri_encode($utf8_string, $length = 0) {
- $unicode = '';
- $values = array();
- $num_octets = 1;
- $unicode_length = 0;
- $string_length = strlen($utf8_string);
- for ($i = 0; $i < $string_length; $i++) {
- $value = ord($utf8_string[$i]);
- if ($value < 128) {
- if ($length && ( $unicode_length >= $length ))
- break;
- $unicode .= chr($value);
- $unicode_length++;
- } else {
- if (count($values) == 0)
- $num_octets = ( $value < 224 ) ? 2 : 3;
- $values[] = $value;
- if ($length && ( $unicode_length + ($num_octets * 3) ) > $length)
- break;
- if (count($values) == $num_octets) {
- if ($num_octets == 3) {
- $unicode .= '%' . dechex($values[0]) . '%' . dechex($values[1]) . '%' . dechex($values[2]);
- $unicode_length += 9;
- } else {
- $unicode .= '%' . dechex($values[0]) . '%' . dechex($values[1]);
- $unicode_length += 6;
- }
- $values = array();
- $num_octets = 1;
- }
- }
- }
- return $unicode;
- }
- function sanitize_title_with_dashes($title) {
- $title = strip_tags($title);
- // Preserve escaped octets.
- $title = preg_replace('|%([a-fA-F0-9][a-fA-F0-9])|', '---$1---', $title);
- // Remove percent signs that are not part of an octet.
- $title = str_replace('%', '', $title);
- // Restore octets.
- $title = preg_replace('|---([a-fA-F0-9][a-fA-F0-9])---|', '%$1', $title);
- $title = $this->remove_accents($title);
- if ($this->seems_utf8($title)) {
- if (function_exists('mb_strtolower')) {
- $title = mb_strtolower($title, 'UTF-8');
- }
- $title = $this->utf8_uri_encode($title, 200);
- }
- $title = strtolower($title);
- $title = preg_replace('/&.+?;/', '', $title); // kill entities
- $title = str_replace('.', '-', $title);
- $title = preg_replace('/[^%a-z0-9 _-]/', '', $title);
- $title = preg_replace('/\s+/', '-', $title);
- $title = preg_replace('|-+|', '-', $title);
- $title = trim($title, '-');
- return $title;
- }
- //generate slug
- function _slug($title) {
- $this->autoRender = false;
- if (empty($this->settings))
- $this->settings = $this->defaultSettings;
- $title = trim($title);
- if ($title != null) {
- App::import('Vendor', 'TreeMenu.unicode2ascii');
- $replacement = $this->settings['replacement'];
- $slug = unicode2ascii::utf8_to_ascii($title, $replacement);
- $slug = $this->sanitize_title_with_dashes($slug);
- return $slug;
- //$slug = Inflector::slug($title, $replacement);
- //$slug = preg_replace('/[_]+/',$replacement,$slug);
- //$slug = preg_replace('/['.$replacement.']+/',$replacement,$slug);
- //return $slug;
- }
- return false;
- }
- /**
- *
- * @access public
- */
- function beforeSave(Model $model) {
- if ($this->settings[$model->name]) {
- $field = $this->settings[$model->name]['field'];
- $slug_field = $this->settings[$model->name]['slug_field'];
- $replacement = $this->settings['replacement'];
- $primary_key = $this->settings[$model->name]['primary_key'];
- $DBCheck = (isset($this->settings['DBcheck'])) ? $this->settings['DBcheck'] : $this->defaultSettings['DBcheck'];
- if(isset($model->data[$model->name][$field])){
- $slug = Inflector::slug(strtolower($this->_slug(trim($model->data[$model->name][$field]))), $replacement);
- if($DBCheck){
- $id = (isset($model->data[$model->name][$primary_key])) ? $model->data[$model->name][$primary_key] : null;
- $conditions = array($model->name.'.'.$slug_field=>$slug);
- if($id){
- $conditions[$model->name.'.'.$primary_key.' <>'] = $id;
- }
- $slugCheck = $model->find('count', array('conditions'=>$conditions));
- if(intval($slugCheck) > 0){
- $slug = $slug.$replacement.uniqid();
- }
- }
- $model->data[$model->name][$slug_field] = $slug;
- $set_func = (isset($this->settings['set_func'])) ? $this->settings['set_func'] : false;;
- if($set_func){
- $model->$set_func($slug);
- }
- }
- }
- }
- }
- ?>
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