dbase.php

FP2 CRM code+Mysql DB

    /**
     * Disconnects from the database server
     *
     * @return bool  TRUE on success, FALSE on failure
     */
    function disconnect()
    {
        $ret = @dbase_close($this->connection);
        $this->connection = null;
        return $ret;
    }

    // }}}
    // {{{ &query()

    function &query($query = null)
    {
        // emulate result resources
        $this->res_row[(int)$this->result] = 0;
        $tmp =& new DB_result($this, $this->result++);
        return $tmp;
    }

    // }}}
    // {{{ fetchInto()

    /**
     * Places a row from the result set into the given array
     *
     * Formating of the array and the data therein are configurable.
     * See DB_result::fetchInto() for more information.
     *
     * This method is not meant to be called directly.  Use
     * DB_result::fetchInto() instead.  It can't be declared "protected"
     * because DB_result is a separate object.
     *
     * @param resource $result    the query result resource
     * @param array    $arr       the referenced array to put the data in
     * @param int      $fetchmode how the resulting array should be indexed
     * @param int      $rownum    the row number to fetch (0 = first row)
     *
     * @return mixed  DB_OK on success, NULL when the end of a result set is
     *                 reached or on failure
     *
     * @see DB_result::fetchInto()
     */
    function fetchInto($result, &$arr, $fetchmode, $rownum = null)
    {
        if ($rownum === null) {
            $rownum = $this->res_row[(int)$result]++;
        }
        if ($fetchmode & DB_FETCHMODE_ASSOC) {
            $arr = @dbase_get_record_with_names($this->connection, $rownum);
            if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE && $arr) {
                $arr = array_change_key_case($arr, CASE_LOWER);
            }
        } else {
            $arr = @dbase_get_record($this->connection, $rownum);
        }
        if (!$arr) {
            return null;
        }
        if ($this->options['portability'] & DB_PORTABILITY_RTRIM) {
            $this->_rtrimArrayValues($arr);
        }
        if ($this->options['portability'] & DB_PORTABILITY_NULL_TO_EMPTY) {
            $this->_convertNullArrayValuesToEmpty($arr);
        }
        return DB_OK;
    }

    // }}}
    // {{{ numCols()

    /**
     * Gets the number of columns in a result set
     *
     * This method is not meant to be called directly.  Use
     * DB_result::numCols() instead.  It can't be declared "protected"
     * because DB_result is a separate object.
     *
     * @param resource $result  PHP's query result resource
     *
     * @return int  the number of columns.  A DB_Error object on failure.
     *
     * @see DB_result::numCols()
     */
    function numCols($foo)
    {
        return @dbase_numfields($this->connection);
    }

    // }}}
    // {{{ numRows()

    /**
     * Gets the number of rows in a result set
     *
     * This method is not meant to be called directly.  Use
     * DB_result::numRows() instead.  It can't be declared "protected"
     * because DB_result is a separate object.
     *
     * @param resource $result  PHP's query result resource
     *
     * @return int  the number of rows.  A DB_Error object on failure.
     *
     * @see DB_result::numRows()
     */
    function numRows($foo)
    {
        return @dbase_numrecords($this->connection);
    }

    // }}}
    // {{{ quoteSmart()

    /**
     * Formats input so it can be safely used in a query
     *
     * @param mixed $in  the data to be formatted
     *
     * @return mixed  the formatted data.  The format depends on the input's
     *                 PHP type:
     *                 + null = the string <samp>NULL</samp>
     *                 + boolean = <samp>T</samp> if true or
     *                   <samp>F</samp> if false.  Use the <kbd>Logical</kbd>
     *                   data type.
     *                 + integer or double = the unquoted number
     *                 + other (including strings and numeric strings) =
     *                   the data with single quotes escaped by preceeding
     *                   single quotes then the whole string is encapsulated
     *                   between single quotes
     *
     * @see DB_common::quoteSmart()
     * @since Method available since Release 1.6.0
     */
    function quoteSmart($in)
    {
        if (is_int($in) || is_double($in)) {
            return $in;
        } elseif (is_bool($in)) {
            return $in ? 'T' : 'F';
        } elseif (is_null($in)) {
            return 'NULL';
        } else {
            return "'" . $this->escapeSimple($in) . "'";
        }
    }

    // }}}
    // {{{ tableInfo()

    /**
     * Returns information about the current database
     *
     * @param mixed $result  THIS IS UNUSED IN DBASE.  The current database
     *                       is examined regardless of what is provided here.
     * @param int   $mode    a valid tableInfo mode
     *
     * @return array  an associative array with the information requested.
     *                 A DB_Error object on failure.
     *
     * @see DB_common::tableInfo()
     * @since Method available since Release 1.7.0
     */
    function tableInfo($result = null, $mode = null)
    {
        if (function_exists('dbase_get_header_info')) {
            $id = @dbase_get_header_info($this->connection);
            if (!$id && $php_errormsg) {
                return $this->raiseError(DB_ERROR,
                                         null, null, null,
                                         $php_errormsg);
            }
        } else {
            /*
             * This segment for PHP 4 is loosely based on code by
             * Hadi Rusiah <[e-mail]> in the comments on
             * the dBase reference page in the PHP manual.
             */
            $db = @fopen($this->dsn['database'], 'r');
            if (!$db) {
                return $this->raiseError(DB_ERROR_CONNECT_FAILED,
                                         null, null, null,
                                         $php_errormsg);
            }

            $id = array();
            $i  = 0;

            $line = fread($db, 32);
            while (!feof($db)) {
                $line = fread($db, 32);
                if (substr($line, 0, 1) == chr(13)) {
                    break;
                } else {
                    $pos = strpos(substr($line, 0, 10), chr(0));
                    $pos = ($pos == 0 ? 10 : $pos);
                    $id[$i] = array(
                        'name'   => substr($line, 0, $pos),
                        'type'   => $this->types[substr($line, 11, 1)],
                        'length' => ord(substr($line, 16, 1)),
                        'precision' => ord(substr($line, 17, 1)),
                    );
                }
                $i++;
            }

            fclose($db);
        }

        if ($this->options['portability'] & DB_PORTABILITY_LOWERCASE) {
            $case_func = 'strtolower';
        } else {
            $case_func = 'strval';
        }

        $res   = array();
        $count = count($id);

        if ($mode) {
            $res['num_fields'] = $count;
        }

        for ($i = 0; $i < $count; $i++) {
            $res[$i] = array(
                'table' => $this->dsn['database'],
                'name'  => $case_func($id[$i]['name']),
                'type'  => $id[$i]['type'],
                'len'   => $id[$i]['length'],
                'flags' => ''
            );
            if ($mode & DB_TABLEINFO_ORDER) {
                $res['order'][$res[$i]['name']] = $i;
            }
            if ($mode & DB_TABLEINFO_ORDERTABLE) {
                $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i;
            }
        }

        return $res;
    }

    // }}}
}

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 */

?>