Rev 1116 | Rev 1148 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
635 | daniel-mar | 1 | <?php |
2 | |||
3 | /* |
||
4 | * OIDplus 2.0 |
||
1086 | daniel-mar | 5 | * Copyright 2019 - 2023 Daniel Marschall, ViaThinkSoft |
635 | daniel-mar | 6 | * |
7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
||
8 | * you may not use this file except in compliance with the License. |
||
9 | * You may obtain a copy of the License at |
||
10 | * |
||
11 | * http://www.apache.org/licenses/LICENSE-2.0 |
||
12 | * |
||
13 | * Unless required by applicable law or agreed to in writing, software |
||
14 | * distributed under the License is distributed on an "AS IS" BASIS, |
||
15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
||
16 | * See the License for the specific language governing permissions and |
||
17 | * limitations under the License. |
||
18 | */ |
||
19 | |||
1050 | daniel-mar | 20 | namespace ViaThinkSoft\OIDplus; |
635 | daniel-mar | 21 | |
1086 | daniel-mar | 22 | // phpcs:disable PSR1.Files.SideEffects |
23 | \defined('INSIDE_OIDPLUS') or die; |
||
24 | // phpcs:enable PSR1.Files.SideEffects |
||
25 | |||
635 | daniel-mar | 26 | class OIDplusSqlSlangPluginMsSQL extends OIDplusSqlSlangPlugin { |
27 | |||
1116 | daniel-mar | 28 | /** |
29 | * @return string |
||
30 | */ |
||
635 | daniel-mar | 31 | public static function id(): string { |
32 | return 'mssql'; |
||
33 | } |
||
34 | |||
1116 | daniel-mar | 35 | /** |
36 | * @param string $fieldname |
||
37 | * @param string $order |
||
38 | * @return string |
||
39 | * @throws OIDplusException |
||
40 | */ |
||
41 | public function natOrder(string $fieldname, string $order='asc'): string { |
||
635 | daniel-mar | 42 | |
43 | $order = strtolower($order); |
||
44 | if (($order != 'asc') && ($order != 'desc')) { |
||
45 | throw new OIDplusException(_L('Invalid order "%1" (needs to be "asc" or "desc")',$order)); |
||
46 | } |
||
47 | |||
48 | $out = array(); |
||
49 | |||
50 | $max_arc_len = OIDplus::baseConfig()->getValue('LIMITS_MAX_OID_ARC_SIZE'); |
||
51 | |||
52 | // 1. sort by namespace (oid, guid, ...) |
||
53 | $out[] = "SUBSTRING($fieldname,1,CHARINDEX(':',$fieldname)-1) $order"; |
||
54 | |||
55 | for ($i=1; $i<=OIDplus::baseConfig()->getValue('LIMITS_MAX_OID_DEPTH'); $i++) { |
||
56 | // 2. Sort by the rest arcs one by one; note that MySQL can only handle decimal(65), not decimal($max_arc_len) |
||
57 | $out[] = "dbo.getOidArc($fieldname, $max_arc_len, $i) $order"; |
||
58 | } |
||
59 | |||
60 | // 3. as last resort, sort by the identifier itself, e.g. if the function getOidArc always return 0 (happens if it is not an OID) |
||
61 | $out[] = "$fieldname $order"; |
||
62 | |||
63 | return implode(', ', $out); |
||
64 | |||
65 | } |
||
66 | |||
1116 | daniel-mar | 67 | /** |
68 | * @return string |
||
69 | */ |
||
635 | daniel-mar | 70 | public function sqlDate(): string { |
71 | return 'getdate()'; |
||
72 | } |
||
73 | |||
1116 | daniel-mar | 74 | /** |
75 | * @param OIDplusDatabaseConnection $db |
||
76 | * @return bool |
||
77 | */ |
||
635 | daniel-mar | 78 | public function detect(OIDplusDatabaseConnection $db): bool { |
79 | try { |
||
80 | $vers = $db->query("select @@version as dbms_version")->fetch_object()->dbms_version; |
||
81 | $vers = strtolower($vers); |
||
82 | return strpos($vers, 'microsoft sql server') !== false; |
||
1050 | daniel-mar | 83 | } catch (\Exception $e) { |
635 | daniel-mar | 84 | return false; |
85 | } |
||
86 | } |
||
87 | |||
1116 | daniel-mar | 88 | /** |
89 | * @param OIDplusDatabaseConnection $db |
||
90 | * @return int |
||
91 | * @throws OIDplusException |
||
92 | */ |
||
635 | daniel-mar | 93 | public function insert_id(OIDplusDatabaseConnection $db): int { |
94 | // Note: SCOPE_IDENTITY() does not work, does only give 0. |
||
95 | // $res = $db->query("SELECT SCOPE_IDENTITY() AS ID"); |
||
96 | $res = $db->query("SELECT @@IDENTITY AS ID"); |
||
97 | $row = $res->fetch_array(); |
||
98 | return (int)$row['ID']; |
||
99 | } |
||
100 | |||
1116 | daniel-mar | 101 | /** |
102 | * @param string $cont |
||
103 | * @param string $table |
||
104 | * @param string $prefix |
||
105 | * @return string |
||
106 | */ |
||
107 | public function setupSetTablePrefix(string $cont, string $table, string $prefix): string { |
||
635 | daniel-mar | 108 | $cont = str_replace('['.$table.']', '['.$prefix.$table.']', $cont); |
109 | $cont = str_replace("'dbo.$table'", "'dbo.$prefix$table'", $cont); |
||
110 | $cont = str_replace('PK_'.$table, 'PK_'.$prefix.$table, $cont); |
||
111 | $cont = str_replace('IX_'.$table, 'PK_'.$prefix.$table, $cont); |
||
1130 | daniel-mar | 112 | return str_replace('DF__'.$table, 'DF__'.$prefix.$table, $cont); |
635 | daniel-mar | 113 | } |
114 | |||
1116 | daniel-mar | 115 | /** |
116 | * @param string $database |
||
117 | * @return string |
||
118 | */ |
||
119 | public function setupCreateDbIfNotExists(string $database): string { |
||
635 | daniel-mar | 120 | return ""; |
121 | } |
||
122 | |||
1116 | daniel-mar | 123 | /** |
124 | * @param string $database |
||
125 | * @return string |
||
126 | */ |
||
127 | public function setupUseDatabase(string $database): string { |
||
635 | daniel-mar | 128 | return "USE [$database]\n\nGO\n\n"; |
129 | } |
||
130 | |||
1116 | daniel-mar | 131 | /** |
132 | * @param string $expr1 |
||
133 | * @param string $expr2 |
||
134 | * @return string |
||
135 | */ |
||
136 | public function isNullFunction(string $expr1, string $expr2): string { |
||
635 | daniel-mar | 137 | return "isnull($expr1, $expr2)"; |
138 | } |
||
139 | |||
1116 | daniel-mar | 140 | /** |
141 | * @param string $sql |
||
142 | * @return string |
||
143 | */ |
||
144 | public function filterQuery(string $sql): string { |
||
635 | daniel-mar | 145 | return $sql; |
146 | } |
||
147 | |||
1116 | daniel-mar | 148 | /** |
149 | * @param bool $bool |
||
150 | * @return string |
||
151 | */ |
||
152 | public function getSQLBool(bool $bool): string { |
||
635 | daniel-mar | 153 | return $bool ? '1' : '0'; |
154 | } |
||
155 | |||
1116 | daniel-mar | 156 | /** |
157 | * @param string $str |
||
158 | * @return string |
||
159 | */ |
||
160 | public function escapeString(string $str): string { |
||
635 | daniel-mar | 161 | return str_replace("'", "''", $str); |
162 | } |
||
163 | } |