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Code Issues Releases Wiki Activity

Update DB table structures as required during plugin upgrade

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e107steved
2008-08-12 20:26:53 +00:00
parent 3fecc154de
commit 913db4e760
3 changed files with 120 additions and 45 deletions
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92
e107_handlers/plugin_class.php
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@@ -11,8 +11,8 @@
| GNU General Public License (http://gnu.org).
|
| $Source: /cvs_backup/e107_0.8/e107_handlers/plugin_class.php,v $
| $Revision: 1.42 $
| $Date: 2008-08-11 20:21:08 $
| $Revision: 1.43 $
| $Date: 2008-08-12 20:26:43 $
| $Author: e107steved $
+----------------------------------------------------------------------------+
*/
@@ -452,14 +452,22 @@ class e107plugin
}
}
// Handle table updates - passed an array of actions.
// $var array:
// For 'add' - its a query to create the table
// For 'upgrade' - its a query to modify the table
// For 'remove' - its a table name
// 'upgrade' and 'remove' operate on all language variants of the same table
function manage_tables($action, $var)
{
global $sql;
if (!is_array($var)) return FALSE; // Return if nothing to do
switch ($action)
{
case 'add' :
if (is_array($var))
{
foreach($var as $tab)
{
if (!$sql->db_Query($tab))
@@ -468,12 +476,8 @@ class e107plugin
}
}
return TRUE;
}
return TRUE;
break;
case 'upgrade' :
if (is_array($var))
{
foreach($var as $tab)
{
if (!$sql->db_Query_all($tab))
@@ -481,13 +485,9 @@ class e107plugin
return FALSE;
}
}
return TRUE;
}
return TRUE;
break;
case 'remove' :
if (is_array($var))
{
foreach($var as $tab)
{
$qry = 'DROP TABLE '.MPREFIX.$tab;
@@ -497,10 +497,9 @@ class e107plugin
}
}
return TRUE;
}
return TRUE;
break;
}
return FALSE;
}
@@ -773,40 +772,53 @@ class e107plugin
// All the dependencies are OK - can start the install now
// Let's call any custom pre functions defined in <management> section
$txt .= $this->execute_function($path, $function, 'pre');
if ($canContinue)
{ // Let's call any custom pre functions defined in <management> section
$txt .= $this->execute_function($path, $function, 'pre');
}
// tables
// This will load each _sql.php file found in the plugin directory and parse it.
if(($function == 'install' || $function == 'uninstall') && count($sql_list))
{
foreach($sql_list as $sql_file)
if ($canContinue && count($sql_list))
{ // Handle tables
require_once(e_HANDLER.'db_table_admin_class.php');
$dbHandler = new db_table_admin;
foreach($sql_list as $sqlFile)
{
if($sql_data = file_get_contents($path.$sql_file))
$tableList = $dbHandler->get_table_def('',$path.$sqlFile);
if (!is_array($tableList))
{
preg_match_all("/create(.*?)myisam.*?;/si", $sql_data, $result );
foreach ($result[0] as $sql_table)
$error[] = "Can't read SQL definition: ".$path.$sqlFile;
break;
}
// Got the required definition here
foreach ($tableList as $ct)
{ // Process one table at a time (but they could be multi-language)
switch($function)
{
preg_match("/CREATE TABLE(.*?)\(/si", $sql_table, $match);
$tablename = trim($match[1]);
if($function == 'uninstall' && isset($_POST['delete_tables']) && $_POST['delete_tables'])
{
$txt .= "Removing table $tablename <br />";
$this->manage_tables('remove', array($tablename));
}
if($function == 'install')
{
$sql_table = preg_replace("/create table\s+/si", "CREATE TABLE ".MPREFIX, $sql_table);
$txt .= "Adding table: {$tablename} ... ";
$result = $this->manage_tables('add', array($sql_table));
$txt .= ($result ? "Success" : "Failed!")."<br />";
}
case 'install' :
$sqlTable = preg_replace("/create table\s+/si", "CREATE TABLE ".MPREFIX, $ct[0]);
$txt .= "Adding table: {$ct[1]} ... ";
$result = $this->manage_tables('add', array($sqlTable)); // Pass the statement to create the table
$txt .= ($result ? "Success" : "Failed!").'<br />';
break;
case 'upgrade' :
$tmp = $dbHandler->update_table_structure($ct,FALSE,TRUE, $pref['multilanguage']);
if ($tmp === FALSE)
{
$error[] = "Unspecified error updating table: {$ct[1]}";
}
elseif ($tmp !== TRUE)
{
$error[] = $tmp;
}
break;
case 'uninstall' :
$txt .= "Removing table {$ct[1]} <br />";
$this->manage_tables('remove', array($ct[1])); // Delete the table
break;
}
}
}
}
//main menu items
if(isset($plug_vars['menuLink']))
{