'strSQL', 'extension' => 'sql', 'options_text' => 'strOptions', ); $compats = PMA_DBI_getCompatibilities(); if (count($compats) > 0) { $values = array(); foreach($compats as $val) { $values[$val] = $val; } $plugin_list['sql']['options'] = array( array( 'type' => 'select', 'name' => 'compatibility', 'text' => 'strSQLCompatibility', 'values' => $values, 'doc' => array( 'manual_MySQL_Database_Administration', 'Server_SQL_mode', ), ), ); } /* We do not define function when plugin is just queried for information above */ return; } $buffer = ''; // Defaults for parser $sql = ''; $start_pos = 0; $i = 0; $len= 0; $big_value = 2147483647; if (isset($_POST['sql_delimiter'])) { $sql_delimiter = $_POST['sql_delimiter']; } else { $sql_delimiter = ';'; } // Handle compatibility option if (isset($_REQUEST['sql_compatibility'])) { PMA_DBI_try_query('SET SQL_MODE="' . $_REQUEST['sql_compatibility'] . '"'); } /** * will be set in PMA_importGetNextChunk() * * @global boolean $GLOBALS['finished'] */ $GLOBALS['finished'] = false; while (!($GLOBALS['finished'] && $i >= $len) && !$error && !$timeout_passed) { $data = PMA_importGetNextChunk(); if ($data === FALSE) { // subtract data we didn't handle yet and stop processing $offset -= strlen($buffer); break; } elseif ($data === TRUE) { // Handle rest of buffer } else { // Append new data to buffer $buffer .= $data; // free memory unset($data); // Do not parse string when we're not at the end and don't have ; inside if ((strpos($buffer, $sql_delimiter, $i) === FALSE) && !$GLOBALS['finished']) { continue; } } // Current length of our buffer $len = strlen($buffer); // Grab some SQL queries out of it while ($i < $len) { $found_delimiter = false; // Find first interesting character $old_i = $i; // this is about 7 times faster that looking for each sequence i // one by one with strpos() if (preg_match('/(\'|"|#|-- |\/\*|`|(?i)DELIMITER)/', $buffer, $matches, PREG_OFFSET_CAPTURE, $i)) { // in $matches, index 0 contains the match for the complete // expression but we don't use it $first_position = $matches[1][1]; } else { $first_position = $big_value; } /** * @todo we should not look for a delimiter that might be * inside quotes (or even double-quotes) */ // the cost of doing this one with preg_match() would be too high $first_sql_delimiter = strpos($buffer, $sql_delimiter, $i); if ($first_sql_delimiter === FALSE) { $first_sql_delimiter = $big_value; } else { $found_delimiter = true; } // set $i to the position of the first quote, comment.start or delimiter found $i = min($first_position, $first_sql_delimiter); if ($i == $big_value) { // none of the above was found in the string $i = $old_i; if (!$GLOBALS['finished']) { break; } // at the end there might be some whitespace... if (trim($buffer) == '') { $buffer = ''; $len = 0; break; } // We hit end of query, go there! $i = strlen($buffer) - 1; } // Grab current character $ch = $buffer[$i]; // Quotes if (strpos('\'"`', $ch) !== FALSE) { $quote = $ch; $endq = FALSE; while (!$endq) { // Find next quote $pos = strpos($buffer, $quote, $i + 1); // No quote? Too short string if ($pos === FALSE) { // We hit end of string => unclosed quote, but we handle it as end of query if ($GLOBALS['finished']) { $endq = TRUE; $i = $len - 1; } $found_delimiter = false; break; } // Was not the quote escaped? $j = $pos - 1; while ($buffer[$j] == '\\') $j--; // Even count means it was not escaped $endq = (((($pos - 1) - $j) % 2) == 0); // Skip the string $i = $pos; if ($first_sql_delimiter < $pos) { $found_delimiter = false; } } if (!$endq) { break; } $i++; // Aren't we at the end? if ($GLOBALS['finished'] && $i == $len) { $i--; } else { continue; } } // Not enough data to decide if ((($i == ($len - 1) && ($ch == '-' || $ch == '/')) || ($i == ($len - 2) && (($ch == '-' && $buffer[$i + 1] == '-') || ($ch == '/' && $buffer[$i + 1] == '*')))) && !$GLOBALS['finished']) { break; } // Comments if ($ch == '#' || ($i < ($len - 1) && $ch == '-' && $buffer[$i + 1] == '-' && (($i < ($len - 2) && $buffer[$i + 2] <= ' ') || ($i == ($len - 1) && $GLOBALS['finished']))) || ($i < ($len - 1) && $ch == '/' && $buffer[$i + 1] == '*') ) { // Copy current string to SQL if ($start_pos != $i) { $sql .= substr($buffer, $start_pos, $i - $start_pos); } // Skip the rest $j = $i; $i = strpos($buffer, $ch == '/' ? '*/' : "\n", $i); // didn't we hit end of string? if ($i === FALSE) { if ($GLOBALS['finished']) { $i = $len - 1; } else { break; } } // Skip * if ($ch == '/') { // Check for MySQL conditional comments and include them as-is if ($buffer[$j + 2] == '!') { $comment = substr($buffer, $j + 3, $i - $j - 3); if (preg_match('/^[0-9]{5}/', $comment, $version)) { if ($version[0] <= PMA_MYSQL_INT_VERSION) { $sql .= substr($comment, 5); } } else { $sql .= $comment; } } $i++; } // Skip last char $i++; // Next query part will start here $start_pos = $i; // Aren't we at the end? if ($i == $len) { $i--; } else { continue; } } // Change delimiter, if redefined, and skip it (don't send to server!) if (strtoupper(substr($buffer, $i, 9)) == "DELIMITER" && ($buffer[$i + 9] <= ' ') && ($i < $len - 11) && strpos($buffer, "\n", $i + 11) !== FALSE) { $new_line_pos = strpos($buffer, "\n", $i + 10); $sql_delimiter = substr($buffer, $i + 10, $new_line_pos - $i - 10); $i = $new_line_pos + 1; // Next query part will start here $start_pos = $i; continue; } // End of SQL if ($found_delimiter || ($GLOBALS['finished'] && ($i == $len - 1))) { $tmp_sql = $sql; if ($start_pos < $len) { $length_to_grab = $i - $start_pos; if (! $found_delimiter) { $length_to_grab++; } $tmp_sql .= substr($buffer, $start_pos, $length_to_grab); unset($length_to_grab); } // Do not try to execute empty SQL if (! preg_match('/^([\s]*;)*$/', trim($tmp_sql))) { $sql = $tmp_sql; PMA_importRunQuery($sql, substr($buffer, 0, $i + strlen($sql_delimiter))); $buffer = substr($buffer, $i + strlen($sql_delimiter)); // Reset parser: $len = strlen($buffer); $sql = ''; $i = 0; $start_pos = 0; // Any chance we will get a complete query? //if ((strpos($buffer, ';') === FALSE) && !$GLOBALS['finished']) { if ((strpos($buffer, $sql_delimiter) === FALSE) && !$GLOBALS['finished']) { break; } } else { $i++; $start_pos = $i; } } } // End of parser loop } // End of import loop // Commit any possible data in buffers PMA_importRunQuery('', substr($buffer, 0, $len)); PMA_importRunQuery(); ?>