1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
<?php
/**
* Microsoft SQL Server-specific installer.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Deployment
*/
/**
* Class for setting up the MediaWiki database using Microsoft SQL Server.
*
* @ingroup Deployment
* @since 1.23
*/
class MssqlUpdater extends DatabaseUpdater {
/**
* @var DatabaseMssql
*/
protected $db;
protected function getCoreUpdateList() {
return array(
// 1.23
array( 'addField', 'mwuser', 'user_password_expires', 'patch-user_password_expires.sql' ),
// 1.24
array( 'addField', 'page', 'page_lang', 'patch-page-page_lang.sql'),
// 1.25
array( 'dropTable', 'hitcounter' ),
array( 'dropField', 'site_stats', 'ss_total_views', 'patch-drop-ss_total_views.sql' ),
array( 'dropField', 'page', 'page_counter', 'patch-drop-page_counter.sql' ),
// Constraint updates
array( 'updateConstraints', 'category_types', 'categorylinks', 'cl_type' ),
array( 'updateConstraints', 'major_mime', 'filearchive', 'fa_major_mime' ),
array( 'updateConstraints', 'media_type', 'filearchive', 'fa_media_type' ),
array( 'updateConstraints', 'major_mime', 'oldimage', 'oi_major_mime' ),
array( 'updateConstraints', 'media_type', 'oldimage', 'oi_media_type' ),
array( 'updateConstraints', 'major_mime', 'image', 'img_major_mime' ),
array( 'updateConstraints', 'media_type', 'image', 'img_media_type' ),
array( 'updateConstraints', 'media_type', 'uploadstash', 'us_media_type' ),
// END: Constraint updates
array( 'modifyField', 'image', 'img_major_mime',
'patch-img_major_mime-chemical.sql' ),
array( 'modifyField', 'oldimage', 'oi_major_mime',
'patch-oi_major_mime-chemical.sql' ),
array( 'modifyField', 'filearchive', 'fa_major_mime',
'patch-fa_major_mime-chemical.sql' ),
);
}
/**
* Drops unnamed and creates named constraints following the pattern
* <column>_ckc
*
* @param string $constraintType
* @param string $table Name of the table to which the field belongs
* @param string $field Name of the field to modify
* @return bool False if patch is skipped.
*/
protected function updateConstraints( $constraintType, $table, $field ) {
global $wgDBname, $wgDBmwschema;
if ( !$this->doTable( $table ) ) {
return true;
}
$this->output( "...updating constraints on [$table].[$field] ..." );
$updateKey = "$field-$constraintType-ck";
if ( !$this->db->tableExists( $table, __METHOD__ ) ) {
$this->output( "...$table table does not exist, skipping modify field patch.\n" );
return true;
} elseif ( !$this->db->fieldExists( $table, $field, __METHOD__ ) ) {
$this->output( "...$field field does not exist in $table table, " .
"skipping modify field patch.\n" );
return true;
} elseif ( $this->updateRowExists( $updateKey ) ) {
$this->output( "...$field in table $table already patched.\n" );
return true;
}
# After all checks passed, start the update
$this->insertUpdateRow( $updateKey );
$path = 'named_constraints.sql';
$constraintMap = array(
'category_types' =>
"($field in('page', 'subcat', 'file'))",
'major_mime' =>
"($field in('unknown', 'application', 'audio', 'image', 'text', 'video'," .
" 'message', 'model', 'multipart'))",
'media_type' =>
"($field in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA'," .
"'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE'))"
);
$constraint = $constraintMap[$constraintType];
# and hack-in those variables that should be replaced
# in our template file right now
$this->db->setSchemaVars( array(
'tableName' => $table,
'fieldName' => $field,
'checkConstraint' => $constraint,
'wgDBname' => $wgDBname,
'wgDBmwschema' => $wgDBmwschema,
) );
# Full path from file name
$path = $this->db->patchPath( $path );
# No need for a cursor allowing result-iteration; just apply a patch
# store old value for re-setting later
$wasScrollable = $this->db->scrollableCursor( false );
# Apply patch
$this->db->sourceFile( $path );
# Reset DB instance to have original state
$this->db->setSchemaVars( false );
$this->db->scrollableCursor( $wasScrollable );
$this->output( "done.\n" );
return true;
}
}
|
