'."\n";
flush();
// +-----------------------------------------------------------------------+
// | functions |
// +-----------------------------------------------------------------------+
/**
* list all tables in an array
*
* @return array
*/
function get_tables()
{
$tables = array();
$query = '
SHOW TABLES
;';
$result = mysql_query($query);
while ($row = mysql_fetch_row($result))
{
array_push(
$tables,
preg_replace('/^'.PREFIX_TABLE.'/', '', $row[0])
);
}
return $tables;
}
/**
* list all columns of each given table
*
* @return array of array
*/
function get_columns_of($tables)
{
$columns_of = array();
foreach ($tables as $table)
{
$query = '
DESC '.PREFIX_TABLE.$table.'
;';
$result = mysql_query($query);
$columns_of[$table] = array();
while ($row = mysql_fetch_row($result))
{
array_push($columns_of[$table], $row[0]);
}
}
return $columns_of;
}
/**
*/
function print_time($message)
{
global $last_time;
$new_time = get_moment();
echo '['.get_elapsed_time($last_time, $new_time).']';
echo ' '.$message;
echo '
';
flush();
$last_time = $new_time;
}
/**
* replace old style #images.keywords by #tags. Requires a big data
* migration.
*
* @return void
*/
function tag_replace_keywords()
{
// code taken from upgrades 19 and 22
$query = '
CREATE TABLE '.PREFIX_TABLE.'tags (
id smallint(5) UNSIGNED NOT NULL auto_increment,
name varchar(255) BINARY NOT NULL,
url_name varchar(255) BINARY NOT NULL,
PRIMARY KEY (id)
)
;';
pwg_query($query);
$query = '
CREATE TABLE '.PREFIX_TABLE.'image_tag (
image_id mediumint(8) UNSIGNED NOT NULL,
tag_id smallint(5) UNSIGNED NOT NULL,
PRIMARY KEY (image_id,tag_id)
)
;';
pwg_query($query);
//
// Move keywords to tags
//
// each tag label is associated to a numeric identifier
$tag_id = array();
// to each tag id (key) a list of image ids (value) is associated
$tag_images = array();
$current_id = 1;
$query = '
SELECT id, keywords
FROM '.PREFIX_TABLE.'images
WHERE keywords IS NOT NULL
;';
$result = pwg_query($query);
while ($row = mysql_fetch_array($result))
{
foreach(preg_split('/[,]+/', $row['keywords']) as $keyword)
{
if (!isset($tag_id[$keyword]))
{
$tag_id[$keyword] = $current_id++;
}
if (!isset($tag_images[ $tag_id[$keyword] ]))
{
$tag_images[ $tag_id[$keyword] ] = array();
}
array_push(
$tag_images[ $tag_id[$keyword] ],
$row['id']
);
}
}
$datas = array();
foreach ($tag_id as $tag_name => $tag_id)
{
array_push(
$datas,
array(
'id' => $tag_id,
'name' => $tag_name,
'url_name' => str2url($tag_name),
)
);
}
if (!empty($datas))
{
mass_inserts(
PREFIX_TABLE.'tags',
array_keys($datas[0]),
$datas
);
}
$datas = array();
foreach ($tag_images as $tag_id => $images)
{
foreach (array_unique($images) as $image_id)
{
array_push(
$datas,
array(
'tag_id' => $tag_id,
'image_id' => $image_id,
)
);
}
}
if (!empty($datas))
{
mass_inserts(
PREFIX_TABLE.'image_tag',
array_keys($datas[0]),
$datas
);
}
//
// Delete images.keywords
//
$query = '
ALTER TABLE '.PREFIX_TABLE.'images DROP COLUMN keywords
;';
pwg_query($query);
//
// Add useful indexes
//
$query = '
ALTER TABLE '.PREFIX_TABLE.'tags
ADD INDEX tags_i1(url_name)
;';
pwg_query($query);
$query = '
ALTER TABLE '.PREFIX_TABLE.'image_tag
ADD INDEX image_tag_i1(tag_id)
;';
pwg_query($query);
print_time('tags have replaced keywords');
}
// +-----------------------------------------------------------------------+
// | playing zone |
// +-----------------------------------------------------------------------+
// echo implode('
', get_tables());
// echo ''; print_r(get_columns_of(get_tables())); echo '
';
// +-----------------------------------------------------------------------+
// | template initialization |
// +-----------------------------------------------------------------------+
$template = new Template(PHPWG_ROOT_PATH.'template/yoga');
$template->set_filenames(array('upgrade'=>'upgrade.tpl'));
$template->assign_vars(array('RELEASE'=>PHPWG_VERSION));
// +-----------------------------------------------------------------------+
// | upgrade choice |
// +-----------------------------------------------------------------------+
if (!isset($_GET['version']))
{
// find the current release
$tables = get_tables();
$columns_of = get_columns_of($tables);
if (!in_array('param', $columns_of['config']))
{
// we're in branch 1.3, important upgrade, isn't it?
if (in_array('user_category', $tables))
{
$current_release = '1.3.1';
}
else
{
$current_release = '1.3.0';
}
}
else if (!in_array('user_cache', $tables))
{
$current_release = '1.4.0';
}
else if (!in_array('tags', $tables))
{
$current_release = '1.5.0';
}
else
{
die('You are already on branch 1.6, no upgrade required');
}
$template->assign_block_vars(
'introduction',
array(
'CURRENT_RELEASE' => $current_release,
'RUN_UPGRADE_URL' =>
PHPWG_ROOT_PATH.'upgrade.php?version='.$current_release,
)
);
}
// +-----------------------------------------------------------------------+
// | upgrade launch |
// +-----------------------------------------------------------------------+
else
{
$upgrade_file = PHPWG_ROOT_PATH.'install/upgrade_'.$_GET['version'].'.php';
if (is_file($upgrade_file))
{
$page['upgrade_start'] = get_moment();
$conf['die_on_sql_error'] = false;
include($upgrade_file);
$page['upgrade_end'] = get_moment();
$template->assign_block_vars(
'upgrade',
array(
'VERSION' => $_GET['version'],
'TOTAL_TIME' => get_elapsed_time(
$page['upgrade_start'],
$page['upgrade_end']
),
'SQL_TIME' => number_format(
$page['queries_time'],
3,
'.',
' '
).' s',
'NB_QUERIES' => $page['count_queries']
)
);
if (!isset($infos))
{
$infos = array();
}
array_push(
$infos,
'[security] delete files "upgrade.php", "install.php" and "install"
directory'
);
array_push(
$infos,
'in include/mysql.inc.php, remove
define(\'PHPWG_IN_UPGRADE\', true);
'
);
array_push(
$infos,
'Perform a maintenance check in [Administration>General>Maintenance]
if you encounter any problem.'
);
$template->assign_block_vars('upgrade.infos', array());
foreach ($infos as $info)
{
$template->assign_block_vars(
'upgrade.infos.info',
array(
'CONTENT' => $info,
)
);
}
}
else
{
die('Hacking attempt');
}
}
$query = '
UPDATE '.USER_CACHE_TABLE.'
SET need_update = \'true\'
;';
pwg_query($query);
// +-----------------------------------------------------------------------+
// | sending html code |
// +-----------------------------------------------------------------------+
$template->pparse('upgrade');
?>