sql.php

架設ROSE私服必備之物 ROSE數據庫

        }
    }

    if (isset($comments_map) && count($comments_map) > 0) {
        $schema_create .= $crlf . $GLOBALS['comment_marker'] . $crlf
                       . $GLOBALS['comment_marker'] . $GLOBALS['strCommentsForTable']. ' ' . PMA_backquote($table, $sql_backquotes) . ':' . $crlf;
        foreach ($comments_map AS $comment_field => $comment) {
            $schema_create .= $GLOBALS['comment_marker'] . '  ' . PMA_backquote($comment_field, $sql_backquotes) . $crlf
                            . $GLOBALS['comment_marker'] . '      ' . PMA_backquote($comment, $sql_backquotes) . $crlf;
        }
        $schema_create .= $GLOBALS['comment_marker'] . $crlf;
    }

    if (isset($mime_map) && count($mime_map) > 0) {
        $schema_create .= $crlf . $GLOBALS['comment_marker'] . $crlf
                       . $GLOBALS['comment_marker'] . $GLOBALS['strMIMETypesForTable']. ' ' . PMA_backquote($table, $sql_backquotes) . ':' . $crlf;
        @reset($mime_map);
        foreach ($mime_map AS $mime_field => $mime) {
            $schema_create .= $GLOBALS['comment_marker'] . '  ' . PMA_backquote($mime_field, $sql_backquotes) . $crlf
                            . $GLOBALS['comment_marker'] . '      ' . PMA_backquote($mime['mimetype'], $sql_backquotes) . $crlf;
        }
        $schema_create .= $GLOBALS['comment_marker'] . $crlf;
    }

    if ($have_rel) {
        $schema_create .= $crlf . $GLOBALS['comment_marker'] . $crlf
                       . $GLOBALS['comment_marker'] . $GLOBALS['strRelationsForTable']. ' ' . PMA_backquote($table, $sql_backquotes) . ':' . $crlf;
        foreach ($res_rel AS $rel_field => $rel) {
            $schema_create .= $GLOBALS['comment_marker'] . '  ' . PMA_backquote($rel_field, $sql_backquotes) . $crlf
                            . $GLOBALS['comment_marker'] . '      ' . PMA_backquote($rel['foreign_table'], $sql_backquotes)
                            . ' -> ' . PMA_backquote($rel['foreign_field'], $sql_backquotes) . $crlf;
        }
        $schema_create .= $GLOBALS['comment_marker'] . $crlf;
    }

    return $schema_create;

} // end of the 'PMA_getTableComments()' function

/**
 * Outputs table's structure
 *
 * @param   string   the database name
 * @param   string   the table name
 * @param   string   the end of line sequence
 * @param   string   the url to go back in case of error
 * @param   boolean  whether to include relation comments
 * @param   boolean  whether to include column comments
 * @param   boolean  whether to include mime comments
 *
 * @return  bool     Whether it suceeded
 *
 * @access  public
 */
function PMA_exportStructure($db, $table, $crlf, $error_url, $relation = FALSE, $comments = FALSE, $mime = FALSE, $dates = FALSE)
{
    $formatted_table_name = (isset($GLOBALS['sql_backquotes']))
                          ? PMA_backquote($table)
                          : '\'' . $table . '\'';
    $dump = $crlf
          .  $GLOBALS['comment_marker'] . '--------------------------------------------------------' . $crlf
          .  $crlf . $GLOBALS['comment_marker'] . $crlf
          .  $GLOBALS['comment_marker'] . $GLOBALS['strTableStructure'] . ' ' . $formatted_table_name . $crlf
          .  $GLOBALS['comment_marker'] . $crlf
          .  PMA_getTableDef($db, $table, $crlf, $error_url, $dates) . ';' . $crlf
          .  PMA_getTableComments($db, $table, $crlf, $relation, $comments, $mime);
    // this one is built by PMA_getTableDef() to use in table copy/move
    // but not in the case of export
    unset($GLOBALS['sql_constraints_query']);

    return PMA_exportOutputHandler($dump);
}

/**
 * Dispatches between the versions of 'getTableContent' to use depending
 * on the php version
 *
 * @param   string      the database name
 * @param   string      the table name
 * @param   string      the end of line sequence
 * @param   string      the url to go back in case of error
 * @param   string      SQL query for obtaining data
 *
 * @return  bool        Whether it suceeded
 *
 * @global  boolean  whether to use backquotes to allow the use of special
 *                   characters in database, table and fields names or not
 * @global  integer  the number of records
 * @global  integer  the current record position
 *
 * @access  public
 *
 * @see     PMA_getTableContentFast(), PMA_getTableContentOld()
 *
 * @author  staybyte
 */
function PMA_exportData($db, $table, $crlf, $error_url, $sql_query)
{
    global $sql_backquotes;
    global $rows_cnt;
    global $current_row;

    $formatted_table_name = (isset($GLOBALS['sql_backquotes']))
                          ? PMA_backquote($table)
                          : '\'' . $table . '\'';
    $head = $crlf
          . $GLOBALS['comment_marker'] . $crlf
          . $GLOBALS['comment_marker'] . $GLOBALS['strDumpingData'] . ' ' . $formatted_table_name . $crlf
          . $GLOBALS['comment_marker'] . $crlf .$crlf;

    if (!PMA_exportOutputHandler($head)) {
        return FALSE;
    }

    $buffer = '';

    // analyze the query to get the true column names, not the aliases
    // (this fixes an undefined index, also if Complete inserts
    //  are used, we did not get the true column name in case of aliases)
    $analyzed_sql = PMA_SQP_analyze(PMA_SQP_parse($sql_query));

    $result      = PMA_DBI_query($sql_query, null, PMA_DBI_QUERY_UNBUFFERED);
    if ($result != FALSE) {
        $fields_cnt     = PMA_DBI_num_fields($result);

        // Get field information
        $fields_meta    = PMA_DBI_get_fields_meta($result);
        $field_flags    = array();
        for ($j = 0; $j < $fields_cnt; $j++) {
            $field_flags[$j] = PMA_DBI_field_flags($result, $j);
        }

        for ($j = 0; $j < $fields_cnt; $j++) {
            if (isset($analyzed_sql[0]['select_expr'][$j]['column'])) {
                $field_set[$j] = PMA_backquote($analyzed_sql[0]['select_expr'][$j]['column'], $sql_backquotes);
            } else {
                $field_set[$j] = PMA_backquote($fields_meta[$j]->name, $sql_backquotes);
            }
        }

        if (isset($GLOBALS['sql_type']) && $GLOBALS['sql_type'] == 'UPDATE') {
            // update
            $schema_insert  = 'UPDATE ';
            if (isset($GLOBALS['sql_ignore'])) {
                $schema_insert .= 'IGNORE ';
            }
            $schema_insert .= PMA_backquote($table, $sql_backquotes) . ' SET ';
        } else {
            // insert or replace
            if (isset($GLOBALS['sql_type']) && $GLOBALS['sql_type'] == 'REPLACE') {
                $sql_command    = 'REPLACE';
            } else {
                $sql_command    = 'INSERT';
            }

            // delayed inserts?
            if (isset($GLOBALS['sql_delayed'])) {
                $insert_delayed = ' DELAYED';
            } else {
                $insert_delayed = '';
            }

            // insert ignore?
            if (isset($GLOBALS['sql_type']) && $GLOBALS['sql_type'] == 'INSERT' && isset($GLOBALS['sql_ignore'])) {
                $insert_delayed .= ' IGNORE';
            }

            // scheme for inserting fields
            if (isset($GLOBALS['sql_columns'])) {
                $fields        = implode(', ', $field_set);
                $schema_insert = $sql_command . $insert_delayed .' INTO ' . PMA_backquote($table, $sql_backquotes)
                               . ' (' . $fields . ') VALUES ';
            } else {
                $schema_insert = $sql_command . $insert_delayed .' INTO ' . PMA_backquote($table, $sql_backquotes)
                               . ' VALUES ';
            }
        }

        $search       = array("\x00", "\x0a", "\x0d", "\x1a"); //\x08\\x09, not required
        $replace      = array('\0', '\n', '\r', '\Z');
        $current_row  = 0;
        $query_size   = 0;
        if (isset($GLOBALS['sql_extended']) && (!isset($GLOBALS['sql_type']) || $GLOBALS['sql_type'] != 'UPDATE')) {
            $separator    = ',';
            $schema_insert .= $crlf;
        } else {
            $separator    = ';';
        }

        while ($row = PMA_DBI_fetch_row($result)) {
            $current_row++;
            for ($j = 0; $j < $fields_cnt; $j++) {
                // NULL
                if (!isset($row[$j]) || is_null($row[$j])) {
                    $values[]     = 'NULL';
                // a number
                // timestamp is numeric on some MySQL 4.1, BLOBs are sometimes numeric
                } elseif ($fields_meta[$j]->numeric && $fields_meta[$j]->type != 'timestamp'
                        && ! $fields_meta[$j]->blob) {
                    $values[] = $row[$j];
                // a binary field
                // Note: with mysqli, under MySQL 4.1.3, we get the flag
                // "binary" for those field types (I don't know why)
                } elseif (stristr($field_flags[$j], 'BINARY')
                        && isset($GLOBALS['sql_hex_for_binary'])
                        && $fields_meta[$j]->type != 'datetime'
                        && $fields_meta[$j]->type != 'date'
                        && $fields_meta[$j]->type != 'time'
                        && $fields_meta[$j]->type != 'timestamp'
                       ) {
                    // empty blobs need to be different, but '0' is also empty :-(
                    if (empty($row[$j]) && $row[$j] != '0') {
                        $values[] = '\'\'';
                    } else {
                        $values[] = '0x' . bin2hex($row[$j]);
                    }
                // something else -> treat as a string
                } else {
                    $values[] = '\'' . str_replace($search, $replace, PMA_sqlAddslashes($row[$j])) . '\'';
                } // end if
            } // end for

            // should we make update?
            if (isset($GLOBALS['sql_type']) && $GLOBALS['sql_type'] == 'UPDATE') {

                $insert_line = $schema_insert;
                for ($i = 0; $i < $fields_cnt; $i++) {
                    if ($i > 0) {
                        $insert_line .= ', ';
                    }
                    $insert_line .= $field_set[$i] . ' = ' . $values[$i];
                }

                $insert_line .= ' WHERE ' . PMA_getUvaCondition($result, $fields_cnt, $fields_meta, $row);

            } else {

                // Extended inserts case
                if (isset($GLOBALS['sql_extended'])) {
                    if ($current_row == 1) {
                        $insert_line  = $schema_insert . '(' . implode(', ', $values) . ')';
                    } else {
                        $insert_line  = '(' . implode(', ', $values) . ')';
                        if (isset($GLOBALS['sql_max_query_size']) && $GLOBALS['sql_max_query_size'] > 0 && $query_size + strlen($insert_line) > $GLOBALS['sql_max_query_size']) {
                            if (!PMA_exportOutputHandler(';' . $crlf)) {
                                return FALSE;
                            }
                            $query_size = 0;
                            $current_row = 1;
                            $insert_line = $schema_insert . $insert_line;
                        }
                    }
                    $query_size += strlen($insert_line);
                }
                // Other inserts case
                else {
                    $insert_line      = $schema_insert . '(' . implode(', ', $values) . ')';
                }
            }
            unset($values);

            if (!PMA_exportOutputHandler(($current_row == 1 ? '' : $separator . $crlf) . $insert_line)) {
                return FALSE;
            }

        } // end while
        if ($current_row > 0) {
            if (!PMA_exportOutputHandler(';' . $crlf)) {
                return FALSE;
            }
        }
    } // end if ($result != FALSE)
    PMA_DBI_free_result($result);

    return TRUE;
} // end of the 'PMA_exportData()' function
}
?>