1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab ft=cpp
4 #ifndef CEPH_RGW_FORMATS_H
5 #define CEPH_RGW_FORMATS_H
7 #include "common/Formatter.h"
14 struct plain_stack_entry
{
19 /* FIXME: this class is mis-named.
20 * FIXME: This was a hack to send certain swift messages.
21 * There is a much better way to do this.
23 class RGWFormatter_Plain
: public Formatter
{
26 explicit RGWFormatter_Plain(bool use_kv
= false);
27 ~RGWFormatter_Plain() override
;
29 void set_status(int status
, const char* status_name
) override
{};
30 void output_header() override
{};
31 void output_footer() override
{};
32 void enable_line_break() override
{};
33 void flush(ostream
& os
) override
;
34 void reset() override
;
36 void open_array_section(std::string_view name
) override
;
37 void open_array_section_in_ns(std::string_view name
, const char *ns
) override
;
38 void open_object_section(std::string_view name
) override
;
39 void open_object_section_in_ns(std::string_view name
, const char *ns
) override
;
40 void close_section() override
;
41 void dump_unsigned(std::string_view name
, uint64_t u
) override
;
42 void dump_int(std::string_view name
, int64_t u
) override
;
43 void dump_float(std::string_view name
, double d
) override
;
44 void dump_string(std::string_view name
, std::string_view s
) override
;
45 std::ostream
& dump_stream(std::string_view name
) override
;
46 void dump_format_va(std::string_view name
, const char *ns
, bool quoted
, const char *fmt
, va_list ap
) override
;
47 int get_len() const override
;
48 void write_raw_data(const char *data
) override
;
51 void write_data(const char *fmt
, ...);
52 void dump_value_int(std::string_view name
, const char *fmt
, ...);
58 std::list
<struct plain_stack_entry
> stack
;
59 size_t min_stack_level
= 0;
61 bool wrote_something
= 0;
65 /* This is a presentation layer. No logic inside, please. */
66 class RGWSwiftWebsiteListingFormatter
{
68 const std::string prefix
;
70 std::string
format_name(const std::string
& item_name
) const;
72 RGWSwiftWebsiteListingFormatter(std::ostream
& ss
,
75 prefix(std::move(prefix
)) {
78 /* The supplied css_path can be empty. In such situation a default,
79 * embedded style sheet will be generated. */
80 void generate_header(const std::string
& dir_path
,
81 const std::string
& css_path
);
82 void generate_footer();
83 void dump_object(const rgw_bucket_dir_entry
& objent
);
84 void dump_subdir(const std::string
& name
);
88 class RGWFormatterFlusher
{
93 virtual void do_flush() = 0;
94 virtual void do_start(int ret
) {}
95 void set_formatter(Formatter
*f
) {
99 explicit RGWFormatterFlusher(Formatter
*f
) : formatter(f
), flushed(false), started(false) {}
100 virtual ~RGWFormatterFlusher() {}
107 virtual void start(int client_ret
) {
109 do_start(client_ret
);
113 Formatter
*get_formatter() { return formatter
; }
114 bool did_flush() { return flushed
; }
115 bool did_start() { return started
; }
118 class RGWStreamFlusher
: public RGWFormatterFlusher
{
121 void do_flush() override
{
122 formatter
->flush(os
);
125 RGWStreamFlusher(Formatter
*f
, ostream
& _os
) : RGWFormatterFlusher(f
), os(_os
) {}
128 class RGWNullFlusher
: public RGWFormatterFlusher
{
130 void do_flush() override
{
133 RGWNullFlusher() : RGWFormatterFlusher(nullptr) {}