Source for file install_core.php

1     <?php
2     /**
3      * @author Jan H. Andersen <jha@ipwsystems.dk>
4      * @author Martin R. Larsen <mrl@ipwsystems.dk>
5      * @author Jesper Laursen <jl@ipwsystems.dk>
6      * @copyright {@link http://www.ipwsystems.dk/ IPW Systems a.s}
7      * @license http://opensource.org/licenses/gpl-license.php GNU Public License
8      * @package METAjour
9      *  $Id: install_core.php,v 1.3 2005/02/11 14:36:51 SYSTEM Exp $
10     */
11    
12    function getVars() {
13        global $CONFIG $system_path $system_url
14        return array($CONFIG, $system_path, $system_url);
15    }
16    
17    class Screen {
18        var $haserror = false;
19        var $CONFIG = array();
20        var $system_path;
21        var $system_url;
22        
23        var $phpversion     = '4.3.3';
24        var $mysqlversion   = '4.1.1';
25        var $dbfile       = 'db.sql';
26        
27        function Screen() {
28            list($this->CONFIG, $this->system_path, $this->system_url) = getVars();
29            require_once($this->system_path . 'adodb.php');
30        }
31        
32        function setError() {
33            $this->haserror = true;
34        }
35    }
36    
37    class Screen1 extends Screen {
38       
39        function notablesExists() {
40            $db =& getdbconn();
41            
42            $existingTables = $db->getCol('SHOW tables');
43            if (!$existingTables) $existingTables = array();
44            
45            $handle = fopen ($this->dbfile, "r");
46            $contents = fread ($handle, filesize ($this->dbfile));
47            preg_match_all("/CREATE TABLE `?(\w+)`?/i", $contents, $tables);
48            $matches = array_intersect($existingTables, $tables[1]);
49            
50            if (count($matches) > 0) {
51                $this->setError();
52                return false;
53            } else {
54                return true;
55            }
56        }
57        
58        function correctPHPversion() {        
59            $tmp = version_compare($this->phpversion, phpversion(), '<=');
60            if (!$tmp) $this->setError();
61            return $tmp;
62        }
63        
64        function correctMySQLversion() {
65            $mysqlversion = substr(mysql_get_server_info(), 0, strpos( mysql_get_server_info(), '-'));
66            $tmp = version_compare($this->mysqlversion, $mysqlversion, '<=');
67            if (!$tmp) $this->setError();
68            return $tmp;
69        }
70    }
71    
72    class Screen2 extends Screen {
73        
74        function checkSystemPath() {
75            if (!file_exists($this->system_path . 'core/basicclass.php')) {
76                    $this->setError();
77                    return false;
78            }
79            return true;
80        }
81        
82        function checkSystemUrl() {
83            if (empty($this->system_url)) {
84                $this->setError();
85                return false;
86            }
87            return true;
88        }
89        
90        function checkadodbexists() {
91            return (file_exists($this->system_path . 'core/ado/adodb.inc.php')) ? true : false;
92        }
93        
94        function checkDatabaseConn() {
95            $result = false;
96            if ($this->checkadodbexists($this->system_path)) {
97                include_once($this->system_path . 'core/ado/adodb.inc.php');
98                @$conn =& ADONewConnection($this->CONFIG['sql_type']);
99                $result = @$conn->connect($this->CONFIG['sql_host'],
100                                       $this->CONFIG['sql_user'],
101                                       $this->CONFIG['sql_password'],
102                                       $this->CONFIG['sql_database']);
103               if (!$result) {
104                   $this->setError();
105                   return false;
106               } else {
107                   return true;
108               }
109           } else {
110               $this->setError();
111               return false;
112           }
113       }
114   }
115   
116   class Screen3 extends Screen {
117       
118       function sendquery($query ) {
119           
120           $db =& getdbconn();        
121           $array = explode( ';', $query );
122           foreach( $array as $value )  {
123               $value=trim($value);
124               if ($value != "") {
125                   if( !$result = $db->query( $value )) {
126                       $this->setError();
127                       break;
128                   } 
129               }
130           }
131           return $result;
132       }
133       
134       function createsql() {
135           echo "Creating tables in database...<BR>";        
136           $handle = fopen ($this->dbfile, "r");
137           $contents = fread ($handle, filesize ($this->dbfile));
138           $this->sendquery($contents);
139           fclose ($handle);    
140           echo "Tables created!<BR><BR>";
141       }
142   }
143   
144   class Screen4 extends Screen {
145       
146   }
147   ?>