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
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
|
# coding: utf-8
=begin
* Name: SiSU
* Description: a framework for document structuring, publishing and search
* Author: Ralph Amissah
* Copyright: (C) 1997 - 2010, 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.jus.uio.no/sisu/gpl.fsf/toc.html>
<http://www.jus.uio.no/sisu/gpl.fsf/doc.html>
<http://www.jus.uio.no/sisu/gpl.fsf/plain.txt>
* 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.jus.uio.no/sisu/SiSU/download.html>
* Ralph Amissah
<ralph@amissah.com>
<ralph.amissah@gmail.com>
** Description: generates naive cgi search form for search of sisu database (pgsql sqlite)
=end
module SiSU_CGI_pgsql #% database building documents
require "#{SiSU_lib}/sysenv" # sysenv.rb
require "#{SiSU_lib}/cgi_sql_common" # cgi_sql_common.rb
include SiSU_CGI_sql
class SiSU_search_pgsql < SiSU_CGI_common
def initialize(opt,webserv)
@opt,@webserv=opt,webserv
@env=SiSU_Env::Info_env.new('',opt)
@sys=SiSU_Env::System_call.new
@image_src="#{@env.url.webserv_cgi}/_sisu/image_sys"
@common=SiSU_CGI_sql::SiSU_CGI_common.new(@webserv,@opt.cmd,@image_src,@env)
@db=SiSU_Env::Info_db.new
@cgi_file_name="#{Db[:name_prefix_db]}pgsql.cgi"
end
def pgsql
serve=[]
if @sys.psql
available_db_table=`psql --list` # system call requires psql
available_db=available_db_table.scan(/(#{Db[:name_prefix]}\S+)/) if not available_db_table.nil?
if available_db \
and available_db.class==Array
available_db.flatten.each do |x|
serve << x.gsub(/#{Db[:name_prefix]}(\S+)/,'\1')
end
else put "WARNING: no postgresql database available, (have you created one?)"
end
serve.sort!
f1,f2,f3=[],[],[]
serve.each do |x|
f1 << %{ <option value="#{Db[:name_prefix]}#{x}">#{x}</option>\n} unless x =~/apache|sisu\/image/ #check
end
f2 << %{ selected_db=case cgi['db']\n}
serve.each do |x|
f2 << %{ when /#{Db[:name_prefix]}#{x}/; '<option value="#{Db[:name_prefix]}#{x}">#{x}</option>'\n} unless x =~/apache|sisu\/image/ #check
end
end
f2 << " end\n"
if FileTest.writable?('.')
output=File.open(@cgi_file_name,'w')
output << header0 << header1 << header_desc << header2 << f1 << buttons1 << buttons1_pgsql << buttons2 << search_request << search_statement << search_statement_common << search_query1 << @common.pages << search_query2 << @common.tail << @common.main1 << f2 << dbi_connect << @common.main2
a=%{ generated sisu_pgsql.cgi,
BASED ON ALREADY EXISTING directories that could potentially be used to populate postgresql db, (-D)
}
tell=SiSU_Screen::Ansi.new(@opt.cmd,a)
tell.print_grey
c=case @webserv
when /pwd/; ''
else "if necessary make the directory /usr/lib/cgi-bin :
sudo cp -vi #{Dir.pwd}/#{@cgi_file_name} /usr/lib/cgi-bin/.
sudo chmod -v 755 /usr/lib/cgi-bin/#{@cgi_file_name}
sudo ln -s /usr/lib/cgi-bin/#{@cgi_file_name} /usr/lib/cgi-bin/sisu_pgsql.cgi
(copy #{@cgi_file_name} to your cgi directory) set file permissions to 755, and make symbolic link to sisu_pgsql.cgi"
end
a=%{#{c}
#{@env.webserv_base_cgi}/cgi-bin/sisu_pgsql.cgi
}
tell=SiSU_Screen::Ansi.new(@opt.cmd,a)
tell.warn
a="postgresql db used for present directory: #{@db.psql.db}"
b="\n\t(to create and populate postgresql database see 'man sisu' and in particular the -D flag)\n\t[the database to be used for this directory (#{@db.psql.db}) will have to be created manually if it does not exist,\n\tsee 'sisu --help sql'\n\tif you have permission to create databases:\n\t'sisu -d --createdb'\n\tor using postgresql tools directly:\n\t'createdb #{@db.psql.db}'\n\tfor a list of existing databases try 'psql --list']"
tell=SiSU_Screen::Ansi.new(@opt.cmd,a,b)
tell.txt_cyan
else puts 'failed in attempt to write sisu_pgsql.cgi to present directory, is directory writable?'
end
end
def header0
<<-WOK_SQL
#!/usr/bin/env ruby
=begin
#{about}
* Description: generates naive cgi search form for search of sisu database (pgsql)
#{gpl}
=end
require 'cgi'
require 'fcgi'
require 'dbi'
@version='sisu_pgsql'
@image_src="#{@env.url.webserv_cgi}/_sisu/image_sys"
@hosturl_db="#{@env.url.webserv_base_cgi}"
@hosturl_files="#{@env.url.webserv_files_from_db}"
@port="#{@db.psql.port}"
@db_name_prefix="#{Db[:name_prefix]}"
user='#{@env.user}' # check user name for access to pg database: '#{@env.user}'
WOK_SQL
end
def search_statement
<<-'WOK_SQL'
class Dbi_search_string
def initialize(l,t,q,cse=false)
@l,@t,@q,@c=l,t,q,cse
end
def string
search={ :search => [],:flag => false }
if @t =~/\S+/ or @q =~/\S+/
if @t =~/\S+/; unescaped_search=CGI.unescape(@t)
elsif @q =~/\S+/; unescaped_search=CGI.unescape(@q)
end
search_construct=[]
if @c
unescaped_search.gsub!(/\s*(AND|OR)\s*/,"' \) \\1 #{@l}~\( '")
unescaped_search.gsub!(/(.+)/,"#{@l}~\( '\\1' \)")
else
unescaped_search.gsub!(/\s*(AND|OR)\s*/,"' \) \\1 #{@l}~*\( '")
unescaped_search.gsub!(/(.+)/,"#{@l}~*\( '\\1' \)")
end
search_construct << unescaped_search
search_construct=search_construct.join(' ')
search[:search] << search_construct
search[:flag]=true
search
end
search
end
end
WOK_SQL
end
def search_query1
<<-'WOK_SQL'
@search_text,@search_endnotes=[],[]
search[:text].each{|x| @search_text << "#{x} AND " }
@search_text=@search_text.join.gsub!(/AND\s+$/,'') #watch
@search_text.gsub!(/(doc_objects\.clean~[*]?\(\s*'[^']+'\s*\)\s+(?:(?:AND|OR)\s+doc_objects\.clean~[*]?\(\s*'[^']+'\s*\))+)/,'(\1)')
search[:endnotes].each{|x| @search_endnotes << "#{x} AND " }
@search_endnotes=@search_endnotes.join.gsub!(/AND\s+$/,'') #watch
@search_endnotes.gsub!(/(endnotes\.clean~\(\s*'[^']+'\s*\)\s+(?:(?:AND|OR)\s+endnotes\.clean~\(\s*'[^']+'\s*\))+)/,'(\1)')
end
WOK_SQL
end
def search_query2
<<-'WOK_SQL'
def sql_select_body
limit ||=@@limit
offset ||=@@offset
@sql_statement[:body]=%{SELECT metadata_and_text.title, metadata_and_text.creator_author, metadata_and_text.src_filename, metadata_and_text.notes_suffix, doc_objects.body, doc_objects.seg, doc_objects.ocn, metadata_and_text.tid FROM doc_objects, metadata_and_text WHERE (#{@search_text}) AND doc_objects.metadata_tid = metadata_and_text.tid ORDER BY metadata_and_text.title, metadata_and_text.src_filename, doc_objects.ocn}
@sql_statement[:range]=%{LIMIT #{limit} OFFSET #{offset} ;}
select=@sql_statement[:body] + ' ' + @sql_statement[:range]
select
end
def sql_select_endnotes
limit ||=@@limit
offset ||=@@offset
@sql_statement[:endnotes]=%{SELECT metadata_and_text.title, metadata_and_text.creator_author, metadata_and_text.src_filename, endnotes.body, endnotes.nr, endnotes.ocn, endnotes.metadata_tid FROM metadata_and_text, endnotes WHERE (#{@search_endnotes}) AND metadata_and_text.tid = endnotes.metadata_tid ORDER BY metadata_and_text.title, metadata_and_text.src_filename, endnotes.nr}
@sql_statement[:range]=%{LIMIT #{limit} OFFSET #{offset} ;}
select=@sql_statement[:endnotes] + ' ' + @sql_statement[:range]
select
end
def sql_select_body_format
%{<font color="#666666" size="2">#{sql_select_body}</font>}
end
def sql_select_endnotes_format
%{<font color="#666666" size="2">#{sql_select_endnotes}</font>}
end
def contents
@conn.select_all(sql_select_body)
end
def endnotes
@conn.select_all(sql_select_endnotes)
end
end
WOK_SQL
end
def buttons1_pgsql
<<-'WOK_SQL'
<input type="checkbox" name="casesense" #{@checked_case}> case sensitive
WOK_SQL
end
def dbi_connect
<<-'WOK_SQL'
dbi="dbi:Pg:database=#{@db};port=#{@port}"
@conn=DBI.connect(dbi,user)
WOK_SQL
end
end
end
__END__
|
