forked from science-ation/science-ation
145 lines
4.4 KiB
PHP
145 lines
4.4 KiB
PHP
<?
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// dspanogle 2011-02-04 This is not required since we have removed the system("mysql".. calls to allow Windows servers installs
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/*
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if(!function_exists("system")) {
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echo "DB Update requires php's system() function to be available\n";
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exit;
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}
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*/
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//include the config.inc.php
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//so we have the db connection info
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require("../data/config.inc.php");
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echo "<pre>\n";
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if(file_exists("db.code.version.txt"))
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{
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$dbcodeversion_file=file("db.code.version.txt");
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$dbcodeversion=trim($dbcodeversion_file[0]);
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}
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else
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{
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echo "Couldnt load current db.code.version.txt\n";
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exit;
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}
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//same fix here for mysql 5.1 not truncating the 16 char usernames
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$DBUSER=substr($DBUSER,0,16);
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mysql_connect($DBHOST,$DBUSER,$DBPASS);
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mysql_select_db($DBNAME);
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@mysql_query("SET NAMES latin1");
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$q=mysql_query("SELECT val FROM config WHERE var='DBVERSION' AND year='0'");
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$r=mysql_fetch_object($q);
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$dbdbversion=$r->val;
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if(!$dbdbversion)
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{
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echo "Couldnt get current db version. Is SFIAB properly installed?\n";
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exit;
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}
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/* Get the fair year */
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$q=mysql_query("SELECT val FROM config WHERE var='FAIRYEAR' AND year='0'");
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$r=mysql_fetch_object($q);
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$config = array('FAIRYEAR' => $r->val);
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/* Load config just in case there's a PHP script that wants it */
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$q=mysql_query("SELECT * FROM config WHERE year='{$config['FAIRYEAR']}'");
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while($r=mysql_fetch_object($q)) $config[$r->var]=$r->val;
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require_once("../config_editor.inc.php"); // For config_update_variables()
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if($dbcodeversion && $dbdbversion)
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{
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//lets see if they match
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if($dbcodeversion == $dbdbversion)
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{
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echo "DB and CODE are all up-to-date. Version: $dbdbversion\n";
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exit;
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}
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else if($dbcodeversion<$dbdbversion)
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{
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echo "ERROR: dbcodeversion<dbdbversion ($dbcodeversion<$dbdbversion). This should not happen!";
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exit;
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}
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else if($dbcodeversion>$dbdbversion)
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{
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echo "DB update requirements detected\n";
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echo "Current DB Version: $dbdbversion\n";
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echo "Current CODE Version: $dbcodeversion\n";
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echo "Updating database from $dbdbversion to $dbcodeversion\n";
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for($ver=$dbdbversion+1;$ver<=$dbcodeversion;$ver++)
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{
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if(file_exists("db.update.$ver.php"))
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{
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include("db.update.$ver.php");
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}
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if(is_callable("db_update_{$ver}_pre")) {
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echo "db.update.$ver.php::db_update_{$ver}_pre() exists - running...\n";
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call_user_func("db_update_{$ver}_pre");
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echo "db.update.$ver.php::db_update_{$ver}_pre() done.\n";
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}
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if(file_exists("db.update.$ver.sql"))
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{
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echo "db.update.$ver.sql detected - running...\n";
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readfile("db.update.$ver.sql");
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echo "\n";
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// dspanogle 2011-02-04 Use each section of the sql file instead of using system("sql" ...
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// For windows ISP servers that do not provide "sql: executable - replace system call.
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// system("mysql --default-character-set=latin1 -h$DBHOST -u$DBUSER -p$DBPASS $DBNAME <db.update.$ver.sql");
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$filename = 'db.update.'.$ver.'.sql';
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// Temporary variable, used to store current query
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$templine = '';
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// Read in entire file
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$lines = file($filename);
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// Loop through each line
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foreach ($lines as $line)
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{
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// Skip it if it's a comment
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if (substr($line, 0, 2) == '--' || $line == '')
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continue;
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// Add this line to the current segment
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$templine .= $line;
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// If it has a semicolon at the end, it's the end of the query
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if (substr(trim($line), -1, 1) == ';')
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{
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// Perform the query
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mysql_query($templine) or print('Error performing query \'<strong>' . $templine . '\': ' . mysql_error() . '<br /><br />');
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// Reset temp variable to empty
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$templine = '';
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}
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}
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echo "<br />";
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}
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else
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{
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echo "Version $ver SQL update file not found - skipping over\n";
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}
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if(is_callable("db_update_{$ver}_post")) {
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echo "db.update.$ver.php::db_update_{$ver}_post() exists - running...\n";
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call_user_func("db_update_{$ver}_post");
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echo "db.update.$ver.php::db_update_{$ver}_post() done.\n";
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}
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}
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if($db_update_skip_variables != true) {
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echo "\nUpdating Configuration Variables...\n";
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config_update_variables($config['FAIRYEAR']);
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}
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echo "\nAll done - updating new DB version to $dbcodeversion\n";
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mysql_query("UPDATE config SET val='$dbcodeversion' WHERE var='DBVERSION' AND year='0'");
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}
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}
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else
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{
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echo "ERROR: dbcodeversion and dbdbversion are not defined\n";
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}
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echo "</pre>\n";
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?>
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