plugin_mecab.cc File Reference

#include "my_config.h"
#include "my_compiler.h"
#include <assert.h>
#include <mecab.h>
#include <string>
#include <mysql/components/my_service.h>
#include <mysql/components/services/log_builtins.h>
#include "mysqld_error.h"
#include "storage/innobase/include/fts0tokenize.h"

Functions
static bool	mecab_parser_check_and_set_charset (const char *charset)
	Set MeCab parser charset. More...
static int	mecab_parser_plugin_init (void *)
	MeCab parser plugin initialization. More...
static int	mecab_parser_plugin_deinit (void *)
	MeCab parser plugin deinit. More...
static int	mecab_parse (MeCab::Lattice *mecab_lattice, MYSQL_FTPARSER_PARAM *param, char *doc, int len, MYSQL_FTPARSER_BOOLEAN_INFO *bool_info)
	Parse a document by MeCab. More...
static int	mecab_parser_parse (MYSQL_FTPARSER_PARAM *param)
	MeCab parser parse a document. More...
static	MYSQL_SYSVAR_STR (rc_file, mecab_rc_file, PLUGIN_VAR_READONLY|PLUGIN_VAR_NOPERSIST, "MECABRC file path", NULL, NULL, NULL)
	mysql_declare_plugin (mecab_parser)

Variables
static MeCab::Model *	mecab_model = NULL
	Global mecab objects shared by all threads. More...
static MeCab::Tagger *	mecab_tagger = NULL
static char	mecab_charset [64]
	Mecab charset. More...
static char *	mecab_rc_file
	Mecab rc file path. More...
static const char *	mecab_min_supported_version = "0.993"
static const char *	mecab_max_supported_version = "0.996"
static const mysql_service_registry_t *	reg_srv = nullptr
const mysql_service_log_builtins_t *	log_bi = nullptr
	accessor built-ins More...
const mysql_service_log_builtins_string_t *	log_bs = nullptr
	string built-ins More...
static struct st_mysql_ftparser	mecab_parser_descriptor
	Fulltext MeCab Parser Descriptor. More...
static SHOW_VAR	mecab_status []
static SYS_VAR *	mecab_system_variables [] = {MYSQL_SYSVAR(rc_file), NULL}
	mysql_declare_plugin_end

Function Documentation

mecab_parse()

static int mecab_parse ( MeCab::Lattice *  mecab_lattice, MYSQL_FTPARSER_PARAM *  param, char *  doc, int  len, MYSQL_FTPARSER_BOOLEAN_INFO *  bool_info  )

static

Parse a document by MeCab.

Parameters

[in]	mecab_lattice	mecab lattice
[in]	param	plugin parser param
[in]	doc	document to parse
[in]	len	document length
[in,out]	bool_info	boolean info

Return values

0	on success
1	on failure.

mecab_parser_check_and_set_charset()

static bool mecab_parser_check_and_set_charset ( const char *  charset )

static

Set MeCab parser charset.

Parameters

[in]

charset

charset string

Return values

true	on success
false	on failure

mecab_parser_parse()

static int mecab_parser_parse ( MYSQL_FTPARSER_PARAM *  param )

static

MeCab parser parse a document.

Parameters

[in]

param

plugin parser param

Return values

0	on success
1	on failure.

mecab_parser_plugin_deinit()

static int mecab_parser_plugin_deinit ( void *  )

static

MeCab parser plugin deinit.

Return values

0

mecab_parser_plugin_init()

static int mecab_parser_plugin_init ( void *  )

static

MeCab parser plugin initialization.

Return values

0	on success
1	on failure.

mysql_declare_plugin()

mysql_declare_plugin

(

mecab_parser

)

< type

< descriptor

< name

< author

< description

< license

< init function (when loaded)

< check uninstall function

< deinit function (when unloaded)

< version

< status variables

< system variables

MYSQL_SYSVAR_STR()

static MYSQL_SYSVAR_STR ( rc_file  , mecab_rc_file  , PLUGIN_VAR_READONLY|  PLUGIN_VAR_NOPERSIST, "MECABRC file path"  , NULL  , NULL  , NULL    )

static

Variable Documentation

log_bi

const mysql_service_log_builtins_t* log_bi = nullptr

accessor built-ins

accessor built-ins

log_bs

const mysql_service_log_builtins_string_t* log_bs = nullptr

string built-ins

mecab_charset

char mecab_charset[64]

static

Mecab charset.

mecab_max_supported_version

const char* mecab_max_supported_version = "0.996"

static

mecab_min_supported_version

const char* mecab_min_supported_version = "0.993"

static

mecab_model

MeCab::Model* mecab_model = NULL

static

Global mecab objects shared by all threads.

mecab_parser_descriptor

struct st_mysql_ftparser mecab_parser_descriptor

static

Initial value:

= {
    MYSQL_FTPARSER_INTERFACE_VERSION, mecab_parser_parse, 0, 0}

Fulltext MeCab Parser Descriptor.

mecab_rc_file

char* mecab_rc_file

static

Mecab rc file path.

mecab_status

SHOW_VAR mecab_status[]

static

Initial value:

= {
    {"mecab_charset", mecab_charset, SHOW_CHAR, SHOW_SCOPE_GLOBAL},
    {0, 0, enum_mysql_show_type(0), SHOW_SCOPE_GLOBAL}}

mecab_system_variables

SYS_VAR* mecab_system_variables[] = {MYSQL_SYSVAR(rc_file), NULL}

static

mecab_tagger

MeCab::Tagger* mecab_tagger = NULL

static

mysql_declare_plugin_end

mysql_declare_plugin_end

reg_srv

const mysql_service_registry_t* reg_srv = nullptr

static