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| Rev | Author | Line No. | Line |
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| 2 | daniel-mar | 1 | <?php |
| 2 | |||
| 3 | /* |
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| 4 | * OIDplus 2.0 |
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| 5 | * Copyright 2019 Daniel Marschall, ViaThinkSoft |
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| 6 | * |
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| 7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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| 8 | * you may not use this file except in compliance with the License. |
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| 9 | * You may obtain a copy of the License at |
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| 10 | * |
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| 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 12 | * |
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| 13 | * Unless required by applicable law or agreed to in writing, software |
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| 14 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 16 | * See the License for the specific language governing permissions and |
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| 17 | * limitations under the License. |
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| 18 | */ |
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| 19 | |||
| 227 | daniel-mar | 20 | class OIDplusOid extends OIDplusObject { |
| 21 | private $oid; |
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| 22 | |||
| 2 | daniel-mar | 23 | public function __construct($oid) { |
| 12 | daniel-mar | 24 | $bak_oid = $oid; |
| 25 | |||
| 26 | $oid = sanitizeOID($oid, 'auto'); |
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| 27 | if ($oid === false) { |
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| 250 | daniel-mar | 28 | throw new OIDplusException("Invalid OID '$bak_oid'"); |
| 12 | daniel-mar | 29 | } |
| 30 | |||
| 31 | if (($oid != '') && (!oid_valid_dotnotation($oid, false, true, 0))) { |
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| 32 | // avoid OIDs like 3.0 |
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| 250 | daniel-mar | 33 | throw new OIDplusException("Invalid OID '$bak_oid'"); |
| 12 | daniel-mar | 34 | } |
| 35 | |||
| 2 | daniel-mar | 36 | $this->oid = $oid; |
| 37 | } |
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| 38 | |||
| 39 | public static function parse($node_id) { |
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| 40 | @list($namespace, $oid) = explode(':', $node_id, 2); |
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| 41 | if ($namespace !== 'oid') return false; |
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| 42 | return new self($oid); |
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| 43 | } |
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| 44 | |||
| 45 | public static function objectTypeTitle() { |
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| 46 | return "Object Identifier (OID)"; |
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| 47 | } |
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| 48 | |||
| 49 | public static function objectTypeTitleShort() { |
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| 50 | return "OID"; |
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| 51 | } |
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| 52 | |||
| 53 | public static function ns() { |
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| 54 | return 'oid'; |
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| 55 | } |
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| 56 | |||
| 57 | public static function root() { |
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| 58 | return 'oid:'; |
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| 59 | } |
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| 60 | |||
| 61 | public function isRoot() { |
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| 62 | return $this->oid == ''; |
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| 63 | } |
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| 64 | |||
| 247 | daniel-mar | 65 | public function nodeId($with_ns=true) { |
| 66 | return $with_ns ? 'oid:'.$this->oid : $this->oid; |
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| 2 | daniel-mar | 67 | } |
| 68 | |||
| 69 | public function addString($str) { |
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| 70 | if (!$this->isRoot()) { |
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| 250 | daniel-mar | 71 | if (strpos($str,'.') !== false) throw new OIDplusException("Please only submit one arc (not an absolute OID or multiple arcs)."); |
| 2 | daniel-mar | 72 | } |
| 196 | daniel-mar | 73 | |
| 199 | daniel-mar | 74 | return $this->appendArcs($str)->nodeId(); |
| 2 | daniel-mar | 75 | } |
| 76 | |||
| 77 | public function crudShowId(OIDplusObject $parent) { |
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| 78 | return $this->deltaDotNotation($parent); |
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| 79 | } |
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| 80 | |||
| 81 | public function crudInsertPrefix() { |
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| 82 | return ''; |
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| 83 | } |
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| 84 | |||
| 85 | public function jsTreeNodeName(OIDplusObject $parent = null) { |
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| 86 | if ($parent == null) return $this->objectTypeTitle(); |
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| 87 | return $this->viewGetArcAsn1s($parent); |
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| 88 | } |
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| 89 | |||
| 90 | public function defaultTitle() { |
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| 91 | return 'OID ' . $this->oid; |
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| 92 | } |
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| 93 | |||
| 16 | daniel-mar | 94 | public function isLeafNode() { |
| 95 | return false; |
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| 96 | } |
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| 97 | |||
| 34 | daniel-mar | 98 | public function getContentPage(&$title, &$content, &$icon) { |
| 55 | daniel-mar | 99 | $icon = file_exists(__DIR__.'/icon_big.png') ? 'plugins/objectTypes/'.basename(__DIR__).'/icon_big.png' : ''; |
| 100 | |||
| 2 | daniel-mar | 101 | if ($this->isRoot()) { |
| 102 | $title = OIDplusOid::objectTypeTitle(); |
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| 103 | |||
| 261 | daniel-mar | 104 | $res = OIDplus::db()->query("select id from ###objects where parent = ?", array(self::root())); |
| 236 | daniel-mar | 105 | if ($res->num_rows() > 0) { |
| 2 | daniel-mar | 106 | $content = 'Please select an OID in the tree view at the left to show its contents.'; |
| 107 | } else { |
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| 108 | $content = 'Currently, no OID is registered in the system.'; |
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| 109 | } |
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| 110 | |||
| 16 | daniel-mar | 111 | if (!$this->isLeafNode()) { |
| 112 | if (OIDplus::authUtils()::isAdminLoggedIn()) { |
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| 113 | $content .= '<h2>Manage your root OIDs</h2>'; |
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| 114 | } else { |
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| 115 | $content .= '<h2>Root OIDs</h2>'; |
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| 116 | } |
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| 117 | $content .= '%%CRUD%%'; |
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| 2 | daniel-mar | 118 | } |
| 119 | } else { |
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| 192 | daniel-mar | 120 | $title = $this->getTitle(); |
| 121 | |||
| 103 | daniel-mar | 122 | $content = "<h2>Technical information</h2>".$this->oidInformation(). |
| 11 | daniel-mar | 123 | "<h2>Description</h2>%%DESC%%". |
| 6 | daniel-mar | 124 | "<h2>Registration Authority</h2>%%RA_INFO%%"; |
| 2 | daniel-mar | 125 | |
| 16 | daniel-mar | 126 | if (!$this->isLeafNode()) { |
| 127 | if ($this->userHasWriteRights()) { |
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| 128 | $content .= '<h2>Create or change subsequent objects</h2>'; |
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| 129 | } else { |
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| 130 | $content .= '<h2>Subsequent objects</h2>'; |
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| 131 | } |
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| 132 | $content .= '%%CRUD%%'; |
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| 2 | daniel-mar | 133 | } |
| 134 | } |
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| 135 | } |
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| 136 | |||
| 137 | # --- |
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| 138 | |||
| 197 | daniel-mar | 139 | public function isWeid($allow_root) { |
| 61 | daniel-mar | 140 | $weid = WeidOidConverter::oid2weid($this->getDotNotation()); |
| 197 | daniel-mar | 141 | if (!$allow_root && ($weid === 'weid:4')) return false; |
| 196 | daniel-mar | 142 | return $weid !== false; |
| 2 | daniel-mar | 143 | } |
| 144 | |||
| 196 | daniel-mar | 145 | public function weidArc() { |
| 146 | $weid = WeidOidConverter::oid2weid($this->getDotNotation()); |
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| 147 | if ($weid === false) return false; |
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| 197 | daniel-mar | 148 | list($ns,$weid) = explode(':', $weid, 2); |
| 196 | daniel-mar | 149 | $x = explode('-', $weid); |
| 197 | daniel-mar | 150 | if (count($x) < 2) return ''; // WEID root arc. Has no name |
| 196 | daniel-mar | 151 | return $x[count($x)-2]; |
| 152 | } |
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| 153 | |||
| 154 | public function getWeidNotation($withAbbr=true) { |
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| 155 | $weid = WeidOidConverter::oid2weid($this->getDotNotation()); |
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| 156 | if ($withAbbr) { |
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| 157 | list($ns,$weid) = explode(':', $weid); |
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| 158 | $weid_arcs = explode('-', $weid); |
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| 159 | foreach ($weid_arcs as $i => &$weid) { |
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| 160 | if ($i == count($weid_arcs)-1) { |
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| 161 | $weid = '<abbr title="weLuhn check digit">'.$weid.'</abbr>'; |
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| 162 | } else { |
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| 163 | $oid_arcs = explode('.',$this->oid); |
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| 164 | $weid_num = $oid_arcs[(count($oid_arcs)-1)-(count($weid_arcs)-1)+($i+1)]; |
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| 165 | if ($weid_num != $weid) { |
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| 166 | $weid = '<abbr title="Numeric value: '.$weid_num.'">'.$weid.'</abbr>'; |
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| 167 | } |
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| 168 | } |
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| 169 | } |
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| 170 | $weid = '<abbr title="Root arc: 1.3.6.1.4.1.37553.8">' . $ns . '</abbr>:' . implode('-',$weid_arcs); |
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| 171 | } |
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| 172 | return $weid; |
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| 173 | } |
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| 174 | |||
| 175 | private function oidInformation() { |
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| 176 | $out = array(); |
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| 177 | $out[] = "Dot notation: <code>" . $this->getDotNotation() . "</code>"; |
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| 178 | $out[] = "ASN.1 notation: <code>{ " . $this->getAsn1Notation() . " }</code>"; |
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| 179 | $out[] = "OID-IRI notation: <code>" . $this->getIriNotation() . "</code>"; |
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| 197 | daniel-mar | 180 | if ($this->isWeid(true)) { |
| 196 | daniel-mar | 181 | $out[] = "WEID notation: <code>" . $this->getWeidNotation() . "</code>"; |
| 182 | } |
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| 183 | return '<p>'.implode('<br>',$out).'</p>'; |
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| 184 | } |
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| 185 | |||
| 2 | daniel-mar | 186 | public function __clone() { |
| 187 | return new self($this->oid); |
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| 188 | } |
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| 189 | |||
| 190 | public function appendArcs(String $arcs) { |
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| 191 | $out = clone $this; |
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| 5 | daniel-mar | 192 | |
| 2 | daniel-mar | 193 | if ($out->isRoot()) { |
| 194 | $out->oid .= $arcs; |
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| 195 | } else { |
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| 196 | $out->oid .= '.' . $arcs; |
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| 197 | } |
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| 5 | daniel-mar | 198 | |
| 13 | daniel-mar | 199 | $bak_oid = $out->oid; |
| 5 | daniel-mar | 200 | $out->oid = sanitizeOID($out->oid); |
| 250 | daniel-mar | 201 | if ($out->oid === false) throw new OIDplusException("$bak_oid is not a valid OID!"); |
| 277 | daniel-mar | 202 | |
| 261 | daniel-mar | 203 | if (strlen($out->oid) > OIDplus::baseConfig()->getValue('LIMITS_MAX_ID_LENGTH')-strlen('oid:')) { |
| 204 | throw new OIDplusException("The resulting OID '".$out->oid."' is too long (max allowed: ".(OIDplus::baseConfig()->getValue('LIMITS_MAX_ID_LENGTH')-strlen('oid:')).")."); |
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| 247 | daniel-mar | 205 | } |
| 277 | daniel-mar | 206 | |
| 247 | daniel-mar | 207 | $depth = 0; |
| 208 | foreach (explode('.',$out->oid) as $arc) { |
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| 261 | daniel-mar | 209 | if (strlen($arc) > OIDplus::baseConfig()->getValue('LIMITS_MAX_OID_ARC_SIZE')) { |
| 210 | throw new OIDplusException("Arc '$arc' is too long and therefore cannot be appended to the OID '".$this->oid."' (max allowed arc size is ".OIDplus::baseConfig()->getValue('LIMITS_MAX_OID_ARC_SIZE').")"); |
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| 247 | daniel-mar | 211 | } |
| 212 | $depth++; |
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| 213 | } |
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| 261 | daniel-mar | 214 | if ($depth > OIDplus::baseConfig()->getValue('LIMITS_MAX_OID_DEPTH')) { |
| 215 | throw new OIDplusException("OID '".$out->oid."' has too many arcs (current depth $depth, max depth ".OIDplus::baseConfig()->getValue('LIMITS_MAX_OID_DEPTH').")"); |
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| 247 | daniel-mar | 216 | } |
| 5 | daniel-mar | 217 | |
| 2 | daniel-mar | 218 | return $out; |
| 219 | } |
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| 220 | |||
| 221 | public function deltaDotNotation(OIDplusOid $parent) { |
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| 222 | if (!$parent->isRoot()) { |
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| 223 | if (substr($this->oid, 0, strlen($parent->oid)+1) == $parent->oid.'.') { |
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| 224 | return substr($this->oid, strlen($parent->oid)+1); |
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| 225 | } else { |
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| 226 | return false; |
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| 227 | } |
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| 228 | } else { |
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| 229 | return $this->oid; |
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| 230 | } |
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| 231 | } |
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| 232 | |||
| 233 | public function viewGetArcAsn1s(OIDplusOid $parent=null, $separator = ' | ') { |
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| 234 | $asn_ids = array(); |
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| 235 | |||
| 236 | if (is_null($parent)) $parent = OIDplusOid::parse('oid:'); |
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| 237 | |||
| 238 | $part = $this->deltaDotNotation($parent); |
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| 239 | |||
| 240 | if (strpos($part, '.') === false) { |
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| 261 | daniel-mar | 241 | $res2 = OIDplus::db()->query("select name from ###asn1id where oid = ? order by lfd", array("oid:".$this->oid)); |
| 236 | daniel-mar | 242 | while ($row2 = $res2->fetch_array()) { |
| 2 | daniel-mar | 243 | $asn_ids[] = $row2['name'].'('.$part.')'; |
| 244 | } |
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| 245 | } |
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| 246 | |||
| 247 | if (count($asn_ids) == 0) $asn_ids = array($part); |
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| 239 | daniel-mar | 248 | return implode($separator, $asn_ids); |
| 2 | daniel-mar | 249 | } |
| 250 | |||
| 251 | public function getAsn1Notation($withAbbr=true) { |
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| 252 | $asn1_notation = ''; |
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| 253 | $arcs = explode('.', $this->oid); |
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| 254 | |||
| 255 | foreach ($arcs as $arc) { |
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| 261 | daniel-mar | 256 | $res = OIDplus::db()->query("select name, standardized from ###asn1id where oid = ? order by lfd", array('oid:'.implode('.',$arcs))); |
| 2 | daniel-mar | 257 | |
| 258 | $names = array(); |
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| 236 | daniel-mar | 259 | while ($row = $res->fetch_array()) { |
| 51 | daniel-mar | 260 | $names[] = $row['name']."(".end($arcs).")"; |
| 261 | if ($row['standardized']) { |
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| 262 | $names[] = $row['name']; |
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| 263 | } |
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| 2 | daniel-mar | 264 | } |
| 265 | |||
| 52 | daniel-mar | 266 | $numeric = array_pop($arcs); |
| 2 | daniel-mar | 267 | if (count($names) > 1) { |
| 268 | $first_name = array_shift($names); |
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| 52 | daniel-mar | 269 | $abbr = 'Other identifiers: '.implode(' ',$names); |
| 2 | daniel-mar | 270 | if ($withAbbr) { |
| 51 | daniel-mar | 271 | $asn1_notation = '<abbr title="'.$abbr.'">'.$first_name.'</abbr> '.$asn1_notation; |
| 2 | daniel-mar | 272 | } else { |
| 51 | daniel-mar | 273 | $asn1_notation = $first_name.' '.$asn1_notation; |
| 2 | daniel-mar | 274 | } |
| 275 | } else if (count($names) == 1) { |
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| 51 | daniel-mar | 276 | $asn1_notation = array_shift($names).' '.$asn1_notation; |
| 2 | daniel-mar | 277 | } else { |
| 52 | daniel-mar | 278 | $asn1_notation = $numeric.' '.$asn1_notation; |
| 2 | daniel-mar | 279 | } |
| 280 | } |
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| 281 | |||
| 282 | return $asn1_notation; |
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| 283 | } |
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| 284 | |||
| 285 | public function getIriNotation($withAbbr=true) { |
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| 286 | $iri_notation = ''; |
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| 287 | $arcs = explode('.', $this->oid); |
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| 288 | |||
| 289 | foreach ($arcs as $arc) { |
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| 261 | daniel-mar | 290 | $res = OIDplus::db()->query("select name, longarc from ###iri where oid = ? order by lfd", array('oid:'.implode('.',$arcs))); |
| 2 | daniel-mar | 291 | |
| 292 | $is_longarc = false; |
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| 293 | $names = array(); |
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| 236 | daniel-mar | 294 | while ($row = $res->fetch_array()) { |
| 2 | daniel-mar | 295 | $is_longarc = $row['longarc']; |
| 296 | $names[] = $row['name']; |
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| 51 | daniel-mar | 297 | |
| 298 | if ($is_longarc) { |
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| 299 | $names[] = 'Joint-ISO-ITU-T/'.$row['name']; // Long arcs can only be inside root OID 2 |
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| 300 | } |
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| 2 | daniel-mar | 301 | } |
| 302 | |||
| 303 | $names[] = array_pop($arcs); |
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| 304 | if (count($names) > 2) { |
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| 305 | $first_name = array_shift($names); |
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| 52 | daniel-mar | 306 | $numeric = array_pop($names); |
| 307 | $abbr = 'Other identifiers: '.implode(' ',$names).' Numeric value: '.$numeric; |
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| 2 | daniel-mar | 308 | $iri_notation = $withAbbr ? '<abbr title="'.$abbr.'">'.$first_name.'</abbr>/'.$iri_notation : $first_name.'/'.$iri_notation; |
| 309 | } else if (count($names) > 1) { |
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| 310 | $first_name = array_shift($names); |
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| 311 | $abbr = 'Numeric value: '.array_shift($names); |
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| 312 | $iri_notation = $withAbbr ? '<abbr title="'.$abbr.'">'.$first_name.'</abbr>/'.$iri_notation : $first_name.'/'.$iri_notation; |
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| 313 | } else if (count($names) == 1) { |
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| 314 | $iri_notation = array_shift($names) . '/' . $iri_notation; |
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| 315 | } |
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| 316 | |||
| 51 | daniel-mar | 317 | if ($is_longarc) break; // we don't write /ITU-T/ at the beginning, when /ITU-T/xxx is a long arc |
| 2 | daniel-mar | 318 | } |
| 319 | $iri_notation = '/' . substr($iri_notation, 0, strlen($iri_notation)-1); |
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| 320 | |||
| 321 | return $iri_notation; |
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| 322 | } |
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| 323 | |||
| 324 | public function getDotNotation() { |
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| 325 | return $this->oid; |
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| 326 | } |
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| 327 | |||
| 13 | daniel-mar | 328 | public function isWellKnown() { |
| 261 | daniel-mar | 329 | $res = OIDplus::db()->query("select oid from ###asn1id where oid = ? and well_known = ?", array("oid:".$this->oid,true)); |
| 236 | daniel-mar | 330 | if ($res->num_rows() > 0) return true; |
| 13 | daniel-mar | 331 | |
| 261 | daniel-mar | 332 | $res = OIDplus::db()->query("select oid from ###iri where oid = ? and well_known = ?", array("oid:".$this->oid,true)); |
| 236 | daniel-mar | 333 | if ($res->num_rows() > 0) return true; |
| 13 | daniel-mar | 334 | |
| 335 | return false; |
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| 336 | } |
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| 337 | |||
| 147 | daniel-mar | 338 | public function replaceAsn1Ids($demandedASN1s=array(), $simulate=false) { |
| 13 | daniel-mar | 339 | if ($this->isWellKnown()) { |
| 250 | daniel-mar | 340 | throw new OIDplusException("OID ".$this->oid." is a 'well-known' OID. Its identifiers cannot be changed."); |
| 13 | daniel-mar | 341 | } |
| 342 | |||
| 2 | daniel-mar | 343 | // First do a few checks |
| 344 | foreach ($demandedASN1s as &$asn1) { |
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| 345 | $asn1 = trim($asn1); |
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| 346 | |||
| 261 | daniel-mar | 347 | if (strlen($asn1) > OIDplus::baseConfig()->getValue('LIMITS_MAX_OID_ASN1_ID_LEN')) { |
| 348 | throw new OIDplusException("ASN.1 alphanumeric identifier '$asn1' is too long (max allowed length ".OIDplus::baseConfig()->getValue('LIMITS_MAX_OID_ASN1_ID_LEN').")"); |
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| 247 | daniel-mar | 349 | } |
| 350 | |||
| 13 | daniel-mar | 351 | // Validate identifier |
| 250 | daniel-mar | 352 | if (!oid_id_is_valid($asn1)) throw new OIDplusException("'$asn1' is not a valid ASN.1 identifier!"); |
| 13 | daniel-mar | 353 | |
| 2 | daniel-mar | 354 | // Check if the (real) parent has any conflict |
| 201 | daniel-mar | 355 | // Unlike IRI identifiers, ASN.1 identifiers may be used multiple times (not recommended), except if one of them is standardized |
| 261 | daniel-mar | 356 | $res = OIDplus::db()->query("select oid from ###asn1id where name = ? and standardized = ?", array($asn1,true)); |
| 236 | daniel-mar | 357 | while ($row = $res->fetch_array()) { |
| 2 | daniel-mar | 358 | $check_oid = OIDplusOid::parse($row['oid'])->oid; |
| 359 | if ((oid_up($check_oid) === oid_up($this->oid)) && // same parent |
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| 360 | ($check_oid !== $this->oid)) // different OID |
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| 361 | { |
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| 250 | daniel-mar | 362 | throw new OIDplusException("ASN.1 identifier '$asn1' is a standardized identifier belonging to OID ($check_oid)"); |
| 2 | daniel-mar | 363 | } |
| 364 | } |
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| 365 | } |
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| 366 | |||
| 367 | // Now do the real replacement |
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| 147 | daniel-mar | 368 | if (!$simulate) { |
| 261 | daniel-mar | 369 | OIDplus::db()->query("delete from ###asn1id where oid = ?", array("oid:".$this->oid)); |
| 147 | daniel-mar | 370 | foreach ($demandedASN1s as &$asn1) { |
| 261 | daniel-mar | 371 | OIDplus::db()->query("insert into ###asn1id (oid, name) values (?, ?)", array("oid:".$this->oid, $asn1)); |
| 2 | daniel-mar | 372 | } |
| 373 | } |
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| 374 | } |
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| 375 | |||
| 147 | daniel-mar | 376 | public function replaceIris($demandedIris=array(), $simulate=false) { |
| 13 | daniel-mar | 377 | if ($this->isWellKnown()) { |
| 250 | daniel-mar | 378 | throw new OIDplusException("OID ".$this->oid." is a 'well-known' OID. Its identifiers cannot be changed."); |
| 13 | daniel-mar | 379 | } |
| 380 | |||
| 2 | daniel-mar | 381 | // First do a few checks |
| 382 | foreach ($demandedIris as &$iri) { |
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| 383 | $iri = trim($iri); |
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| 384 | |||
| 261 | daniel-mar | 385 | if (strlen($iri) > OIDplus::baseConfig()->getValue('LIMITS_MAX_OID_UNICODE_LABEL_LEN')) { |
| 386 | throw new OIDplusException("Unicode label '$iri' is too long (max allowed length ".OIDplus::baseConfig()->getValue('LIMITS_MAX_OID_UNICODE_LABEL_LEN').")"); |
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| 247 | daniel-mar | 387 | } |
| 388 | |||
| 13 | daniel-mar | 389 | // Validate identifier |
| 250 | daniel-mar | 390 | if (!iri_arc_valid($iri, false)) throw new OIDplusException("'$iri' is not a valid IRI!"); |
| 13 | daniel-mar | 391 | |
| 2 | daniel-mar | 392 | // Check if the (real) parent has any conflict |
| 261 | daniel-mar | 393 | $res = OIDplus::db()->query("select oid from ###iri where name = ?", array($iri)); |
| 236 | daniel-mar | 394 | while ($row = $res->fetch_array()) { |
| 2 | daniel-mar | 395 | $check_oid = OIDplusOid::parse($row['oid'])->oid; |
| 396 | if ((oid_up($check_oid) === oid_up($this->oid)) && // same parent |
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| 397 | ($check_oid !== $this->oid)) // different OID |
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| 398 | { |
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| 250 | daniel-mar | 399 | throw new OIDplusException("IRI '$iri' is already used by another OID ($check_oid)"); |
| 2 | daniel-mar | 400 | } |
| 401 | } |
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| 402 | } |
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| 403 | |||
| 404 | // Now do the real replacement |
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| 147 | daniel-mar | 405 | if (!$simulate) { |
| 261 | daniel-mar | 406 | OIDplus::db()->query("delete from ###iri where oid = ?", array("oid:".$this->oid)); |
| 147 | daniel-mar | 407 | foreach ($demandedIris as &$iri) { |
| 261 | daniel-mar | 408 | OIDplus::db()->query("insert into ###iri (oid, name) values (?, ?)", array("oid:".$this->oid, $iri)); |
| 2 | daniel-mar | 409 | } |
| 410 | } |
||
| 411 | } |
||
| 12 | daniel-mar | 412 | |
| 20 | daniel-mar | 413 | public function one_up() { |
| 414 | return self::parse(self::ns().':'.oid_up($this->oid)); |
||
| 12 | daniel-mar | 415 | } |
| 416 | |||
| 417 | public function distance($to) { |
||
| 418 | if (!is_object($to)) $to = OIDplusObject::parse($to); |
||
| 28 | daniel-mar | 419 | if (!($to instanceof $this)) return false; |
| 12 | daniel-mar | 420 | return oid_distance($to->oid, $this->oid); |
| 421 | } |
||
| 192 | daniel-mar | 422 | |
| 193 | daniel-mar | 423 | public function getAltIds() { |
| 424 | if ($this->isRoot()) return array(); |
||
| 425 | $ids = parent::getAltIds(); |
||
| 426 | if ($uuid = oid_to_uuid($this->oid)) { |
||
| 228 | daniel-mar | 427 | $ids[] = new OIDplusAltId('guid', $uuid, 'GUID representation of this OID'); |
| 193 | daniel-mar | 428 | } |
| 228 | daniel-mar | 429 | $ids[] = new OIDplusAltId('guid', gen_uuid_md5_namebased(UUID_NAMEBASED_NS_OID, $this->oid), 'Namebased version 3 / MD5 UUID with namespace UUID_NAMEBASED_NS_OID'); |
| 430 | $ids[] = new OIDplusAltId('guid', gen_uuid_sha1_namebased(UUID_NAMEBASED_NS_OID, $this->oid), 'Namebased version 5 / SHA1 UUID with namespace UUID_NAMEBASED_NS_OID'); |
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| 193 | daniel-mar | 431 | return $ids; |
| 192 | daniel-mar | 432 | } |
| 2 | daniel-mar | 433 | } |