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<?php |
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/** |
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* Contains functions used during the uninstall process. |
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* |
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* @author Tamlyn Rhodes <tam at zenology dot co dot uk> |
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* @license http://opensource.org/licenses/gpl-license.php GNU General Public License |
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* @copyright (c)2003, 2004 Tamlyn Rhodes |
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* @version $Id: uninstall.inc.php,v 1.1 2004/12/02 12:01:59 tamlyn Exp $ |
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*/ |
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/** |
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* Recursively attempts to make all files and directories in $dir writable |
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* |
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* @param string full directory name (must end with /) |
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*/ |
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function makeWritable($dir) |
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{ |
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if (is_dir($dir)) { |
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$d = dir($dir); |
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while (($file = $d->read()) !== false) { |
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if ($file == '.' || $file == '..') continue; |
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$fullfile = $d->path . $file; |
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if(!is_writable($fullfile) && @chmod($fullfile,0777)) |
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setupMessage("Made $fullfile writable"); |
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if (is_dir($fullfile)) |
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makeWritable($fullfile."/"); |
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} |
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} |
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} |
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/** |
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* Drops all tables created by singapore. |
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* @param sgIO_sql pointer to a singapore SQL backend object |
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*/ |
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function sqlDropTables($io) { |
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$success = true; |
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setupHeader("Deleting tables"); |
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if(!$io->query("SELECT * FROM ".$io->config->sql_prefix."galleries")) |
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setupMessage("'".$io->config->sql_prefix."galleries' table not found - skipped"); |
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elseif($io->query("DROP TABLE ".$io->config->sql_prefix."galleries")) |
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setupMessage("'".$io->config->sql_prefix."galleries' table deleted"); |
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else |
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$success = setupError("Unable to delete '".$io->config->sql_prefix."galleries' table:".$io->error()); |
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if(!$io->query("SELECT * FROM ".$io->config->sql_prefix."images")) |
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setupMessage("'".$io->config->sql_prefix."images' table not found - skipped"); |
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elseif($io->query("DROP TABLE ".$io->config->sql_prefix."images")) |
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setupMessage("'".$io->config->sql_prefix."images' table deleted"); |
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else |
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$success = setupError("Unable to delete '".$io->config->sql_prefix."images' table:".$io->error()); |
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if(!$io->query("SELECT * FROM ".$io->config->sql_prefix."users")) |
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setupMessage("'".$io->config->sql_prefix."users' table not found - skipped"); |
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elseif($io->query("DROP TABLE ".$io->config->sql_prefix."users")) |
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setupMessage("'".$io->config->sql_prefix."users' table deleted"); |
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else |
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$success = setupError("Unable to delete '".$io->config->sql_prefix."users' table:".$io->error()); |
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return $success; |
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} |
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//output functions |
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function setupHeader($var) |
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{ |
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echo "\n</p>\n\n<h2>{$var}</h2>\n\n<p>\n"; |
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} |
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/** |
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* Print an information message. Always returns true. |
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* @return true |
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*/ |
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function setupMessage($var) |
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{ |
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echo "{$var}.<br />\n"; |
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return true; |
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} |
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/** |
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* Print an error message. Always returns false. |
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* @return false |
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*/ |
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function setupError($var) |
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{ |
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echo "<span class=\"error\">{$var}</span>.<br />\n"; |
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return false; |
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} |
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?> |