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
|
# encoding: utf-8
=begin
* Name: SiSU
* Description: a framework for document structuring, publishing and search
* Author: Ralph Amissah
* Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 Ralph Amissah,
All Rights Reserved.
* License: GPL 3 or later:
SiSU, a framework for document structuring, publishing and search
Copyright (C) Ralph Amissah
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 3 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, see <http://www.gnu.org/licenses/>.
If you have Internet connection, the latest version of the GPL should be
available at these locations:
<http://www.fsf.org/licensing/licenses/gpl.html>
<http://www.gnu.org/licenses/gpl.html>
<http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
* SiSU uses:
* Standard SiSU markup syntax,
* Standard SiSU meta-markup syntax, and the
* Standard SiSU object citation numbering and system
* Hompages:
<http://www.jus.uio.no/sisu>
<http://www.sisudoc.org>
* Download:
<http://www.sisudoc.org/sisu/en/SiSU/download.html>
* Git
<http://sources.sisudoc.org/gitweb/?p=code/sisu.git;a=summary>
<http://sources.sisudoc.org/?p=code/sisu.git;a=blob;f=lib/sisu/v6/db_remove.rb;hb=HEAD>
* Ralph Amissah
<ralph@amissah.com>
<ralph.amissah@gmail.com>
** Description: modules shared by the different db types, dbi, postgresql,
sqlite
=end
module SiSU_DbRemove
class Remove
def initialize(opt,conn,file,sql_type)
@opt,@conn,@file,@sql_type=opt,conn,file,sql_type
@md=SiSU_Param::Parameters.new(@opt).get
@fnb=@md.fnb
@db=SiSU_Env::InfoDb.new
end
def remove
driver_sqlite3=if @sql_type==:sqlite
(@conn.inspect.match(/^(.{10})/)[1]==@db.sqlite.conn_sqlite3.inspect.match(/^(.{10})/)[1]) \
? true
: false
end
del_id=if driver_sqlite3
remove_selected=%{
SELECT tid
FROM metadata_and_text
WHERE src_filename = '#{@md.fns}'
AND metadata_and_text.language_document_char = '#{@opt.lng}'
;} # note, for .ssm: @md.fns (is set during runtime & is) != @opt.fns @md.opt.fns
@conn.get_first_value(remove_selected).to_i
else
remove_selected=%{
SELECT metadata_and_text.tid
FROM metadata_and_text
WHERE metadata_and_text.src_filename = '#{@md.fns}'
AND metadata_and_text.language_document_char = '#{@opt.lng}'
;} # note, for .ssm: @md.fns (is set during runtime & is) != @opt.fns @md.opt.fns
x=@conn.exec(remove_selected)
x.field_values("tid")[0]
end
if del_id
sql_entry=[
"DELETE FROM endnotes WHERE metadata_tid = '#{del_id}';",
"DELETE FROM endnotes_asterisk WHERE metadata_tid = '#{del_id}';",
"DELETE FROM endnotes_plus WHERE metadata_tid = '#{del_id}';",
"DELETE FROM doc_objects WHERE metadata_tid = '#{del_id}';",
"DELETE FROM urls WHERE metadata_tid = '#{del_id}';",
"DELETE FROM metadata_and_text WHERE metadata_and_text.tid = '#{del_id}';",
]
if driver_sqlite3
@conn.transaction
sql_entry.each do |s|
begin
@conn.execute(s)
rescue
next
end
end
@conn.commit if driver_sqlite3
else
sql_entry.each do |s|
begin
@conn.exec_params(s)
rescue
next
end
end
end
if @opt.act[:maintenance][:set]==:on
@file.puts sql_entry
end
else
if (@opt.act[:verbose][:set]==:on \
|| @opt.act[:verbose_plus][:set]==:on \
|| @opt.act[:maintenance][:set]==:on)
SiSU_Screen::Ansi.new(@opt.cmd,"no such file in database #{@db.psql.db}::#{@opt.fns}").puts_grey
end
end
end
end
end
__END__
|