source: trunk/update_notice.php@ 39

Last change on this file since 39 was 37, checked in by gegorbet, 6 years ago

gridctl mods for mysqli and aucsolutions, plus new text for crontabs and cronic

  • Property svn:keywords set to LastChangedDate Author
File size: 5.5 KB
Line 
1<?php
2
3$us3bin = exec( "ls -d ~us3/lims/bin" );
4$us3etc = exec( "ls -d ~us3/lims/etc" );
5include_once "$us3bin/listen-config.php";
6
7// Get the US3 system release of latest file on download site
8//$s_cmd1 = "ssh us3@ultrascan.uthscsa.edu 'ls -t /srv/www/htdocs/ultrascan3/software/us3*";
9//$s_cmd1 = "$s_cmd1 | sed -n 1p | cut -d\- -f3" . "'";
10$s_cmd1 = 'ls -t /srv/www/htdocs/uscn/ultrascan3/software/us3*';
11$s_cmd1 = "$s_cmd1 | sed -n 1p | cut -d\- -f3";
12$s_cmd2 = exec( $s_cmd1 );
13$sysrev = $s_cmd2;
14 echo "s_cmd1=$s_cmd1\n";
15 echo "sysrev=$sysrev\n";
16
17// Global variables
18$notice_db = "us3_notice";
19$dbhost = "localhost";
20$dbuser = "us3_notice";
21$dbpassw = "us3_notice";
22
23// Produce some output temporarily, so cron will send me message
24$now = time();
25echo "Time started: " . date( 'Y-m-d H:i:s', $now ) . "\n";
26
27// Read and parse the local notice file
28
29$n_fname = "$us3etc/us3-notice.xml";
30$fh = fopen( $n_fname, "r" );
31$xml = fread( $fh, filesize( $n_fname ) );
32
33$parser = new XMLReader();
34$parser->xml( $xml );
35
36$notices = array();
37$keys = array();
38
39echo "=====START of PARSE LOOP===== \n";
40while( $parser->read() )
41{
42 $n_type = $parser->nodeType;
43//echo "n_type=$n_type \n";
44
45 if ( $n_type == XMLReader::ELEMENT )
46 {
47 $name = $parser->name;
48//echo "name=$name \n";
49
50 if ( $name == "notice" )
51 {
52 $type = $parser->getAttribute( "type" );
53//echo " type=$type \n";
54 $parser->moveToAttribute( "revision" );
55 $rev = $parser->value;
56//echo " rev=$rev \n";
57 if ( $rev == "latest" )
58 $rev = $sysrev;
59//echo " rev=$rev \n";
60
61 $key = $type . $rev;
62 $notices[ $key ] = array();
63//echo " key=$key \n";
64 }
65 }
66
67 else if ( $n_type == XMLReader::TEXT )
68 {
69 $msg = $parser->readString();
70//echo " msg=+++$msg+++ \n";
71 $len = strlen( $msg );
72
73 if ( $len > 0 )
74 { // Only add if not an empty message
75 $msg = preg_replace( "/\@revision/", $rev, $msg );
76 $msg = preg_replace( "/'/", "\\'", $msg );
77 $notices[ $key ][ 'type' ] = $type;
78 $notices[ $key ][ 'rev' ] = $rev;
79 $notices[ $key ][ 'msg' ] = $msg;
80 $notices[ $key ][ 'act' ] = 'add';
81 $notices[ $key ][ 'id' ] = '0';
82
83 $keys[] = $key;
84 }
85 }
86}
87
88$parser->close();
89echo "=====END of PARSE LOOP===== \n";
90
91// Get data from notice DB. Update the action field to
92// reflect which action is required on each entry:
93// "add" - is only present in file (add to DB);
94// "del" - is only present in DB (delete from DB);
95// "upd" - present in both, but messages differ (update in DB);
96// "none" - present in both and messages identical (no DB update).
97
98$noteLink = mysqli_connect( $dbhost, $dbuser, $dbpassw, $notice_db );
99
100if ( ! $noteLink )
101{
102 echo "Could not connect to DB $notice_db - " . mysqli_error($noteLink) . "\n";
103 exit();
104}
105
106$query = "SELECT id, type, revision, message FROM notice";
107
108$result = mysqli_query( $noteLink, $query )
109 or die( "Query failed : $query<br />" . mysqli_error($noteLink) );
110
111echo "=====START of DB QUERY LOOP===== \n";
112$num_rows = mysqli_num_rows( $result );
113
114echo " numrows = $num_rows \n";
115while ( list( $id, $type, $rev, $msg ) = mysqli_fetch_array( $result ) )
116{
117 $key = $type . $rev;
118
119 if ( in_array( $key, $keys ) )
120 { // Entry is in both file and DB
121 $msgf = $notices[ $key ][ 'msg' ];
122 $notices[ $key ][ 'id' ] = $id;
123 $notices[ $key ][ 'type' ] = $type;
124 $notices[ $key ][ 'rev' ] = $rev;
125
126 if ( strcmp( $msg, $msgf ) == 0 )
127 { // Messages match, so no update is needed
128 $notices[ $key ][ 'act' ] = 'none';
129 }
130 else
131 { // Messages differ, so DB entry must be updated
132 $notices[ $key ][ 'act' ] = 'upd';
133 $notices[ $key ][ 'msg' ] = $msgf;
134echo " msg = ++$msg++\n";
135echo " msgf = ++$msgf++\n";
136 }
137 }
138
139 else
140 { // Entry is only in DB, so a delete is needed
141 $notices[ $key ] = array();
142 $notices[ $key ][ 'id' ] = $id;
143 $notices[ $key ][ 'type' ] = $type;
144 $notices[ $key ][ 'rev' ] = $rev;
145 $notices[ $key ][ 'act' ] = 'del';
146 $notices[ $key ][ 'msg' ] = $msg;
147 $keys[] = $key;
148 }
149}
150echo "=====END of DB QUERY LOOP===== \n";
151
152echo "=====START of DB Update LOOP===== \n";
153foreach ( $keys as $key )
154{
155 $type = $notices[ $key ][ 'type' ];
156 $rev = $notices[ $key ][ 'rev' ];
157 $act = $notices[ $key ][ 'act' ];
158 $id = $notices[ $key ][ 'id' ];
159 $msg = $notices[ $key ][ 'msg' ];
160 $len = strlen( $msg );
161 echo "-- key=$key --\n";
162 echo " type: $type \n";
163 echo " rev: $rev \n";
164 echo " act: $act \n";
165 echo " id: $id \n";
166// echo " msg: $msg \n";
167 echo " msg: ( $len characters ) \n";
168
169 if ( $act == "add" )
170 { // Must add the entry to the database
171 $query = "INSERT INTO notice " .
172 "SET type='$type', revision='$rev', message='$msg'";
173 }
174 else if ( $act == "del" )
175 { // Must delete the entry from the database
176 $query = "DELETE FROM notice WHERE id='$id'";
177 }
178 else if ( $act == "upd" )
179 { // Must update an existing entry in the database
180 $query = "UPDATE notice " .
181 "SET message='$msg' " .
182 "WHERE id='$id'";
183 }
184 echo " query: [ $query ] \n";
185
186 $result = mysqli_query( $noteLink, $query )
187 or die( "Query failed : $query<br />" . mysqli_error($noteLink) );
188
189}
190echo "=====END of DB Update LOOP===== \n";
191
192?>
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