9 |
#include <vector> |
#include <vector> |
10 |
#include <map> |
#include <map> |
11 |
#include <cassert> |
#include <cassert> |
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#include <stdexcept> |
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#include <estnode.h> |
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/* backward compatibility for 0.5.4 */ |
16 |
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/* |
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#ifndef ESTCONDAGITO |
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#define ESTCONDAGITO ESTCONDAGIT |
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#endif |
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*/ |
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22 |
namespace estraier { |
namespace estraier { |
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24 |
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class IOError : public std::runtime_error { |
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public: |
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explicit IOError (const std::string& w) : std::runtime_error(w) {} |
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}; |
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29 |
class Condition { |
class Condition { |
30 |
public: |
public: |
31 |
enum { // enumeration for options |
enum { // enumeration for options |
86 |
std::string text_buf; |
std::string text_buf; |
87 |
public: |
public: |
88 |
ESTDOC *doc; |
ESTDOC *doc; |
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89 |
Document() { |
Document() { |
90 |
/** |
/** |
91 |
* constructor |
* constructor |
156 |
/** |
/** |
157 |
* get a list of sentences of the text of a document object |
* get a list of sentences of the text of a document object |
158 |
*/ |
*/ |
159 |
// return est_doc_cat_texts(doc); |
return est_doc_cat_texts(doc); |
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return "This is mockup!"; |
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160 |
} |
} |
161 |
std::vector<std::string>* texts() { |
std::vector<std::string>* texts() { |
162 |
/** |
/** |
182 |
*/ |
*/ |
183 |
CBLIST * words; |
CBLIST * words; |
184 |
std::vector<std::string>::iterator iter; |
std::vector<std::string>::iterator iter; |
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185 |
words = cblistopen(); |
words = cblistopen(); |
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186 |
for (iter = _words.begin(); _words.end() != iter; iter++) { |
for (iter = _words.begin(); _words.end() != iter; iter++) { |
187 |
cblistpush(words, iter->c_str(), -1); |
cblistpush(words, iter->c_str(), -1); |
188 |
} |
} |
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189 |
const char *result = est_doc_make_snippet(doc, words, wwidth, hwidth, awidth); |
const char *result = est_doc_make_snippet(doc, words, wwidth, hwidth, awidth); |
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190 |
cblistclose(words); |
cblistclose(words); |
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191 |
return result; |
return result; |
192 |
} |
} |
193 |
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const char * hidden_texts() { |
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/** |
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* get the hidden texts of a document object. |
196 |
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*/ |
197 |
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return est_doc_hidden_texts(doc); |
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} |
199 |
}; |
}; |
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201 |
class Database { |
class Database { |
202 |
private: |
private: |
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ESTMTDB *db; |
ESTMTDB *db; |
204 |
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int ecode; |
205 |
public: |
public: |
206 |
enum { // enumeration for error codes |
enum { // enumeration for error codes |
207 |
ERRNOERR = ESTENOERR, // no error |
ERRNOERR = ESTENOERR, // no error |
240 |
/** |
/** |
241 |
* constructor(dummy) |
* constructor(dummy) |
242 |
*/ |
*/ |
243 |
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db = NULL; |
244 |
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ecode = ERRNOERR; |
245 |
} |
} |
246 |
~Database() { |
~Database() { |
247 |
close(); |
if (db) close(); |
248 |
} |
} |
249 |
bool open(const char * dbname, int mode) { |
bool open(const char * dbname, int mode) { |
250 |
/** |
/** |
251 |
* open the database |
* open the database |
252 |
*/ |
*/ |
253 |
int ecode; |
if (db) close(); |
254 |
db = est_mtdb_open(dbname, mode, &ecode); |
int ec; |
255 |
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db = est_mtdb_open(dbname, mode, &ec); |
256 |
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if (!db) ecode = ec; |
257 |
return db; |
return db; |
258 |
} |
} |
259 |
bool close() { |
bool close() { |
260 |
/** |
/** |
261 |
* close the database |
* close the database |
262 |
*/ |
*/ |
263 |
if (db) { |
if (!db) throw IOError("closed database"); |
264 |
int ecode; |
int ec; |
265 |
bool result = est_mtdb_close(db, &ecode); |
bool result = est_mtdb_close(db, &ec); |
266 |
db = NULL; |
if (!result) ecode = ec; |
267 |
return result; |
db = NULL; |
268 |
} else { |
return result; |
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return false; |
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} |
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269 |
} |
} |
270 |
bool put_doc(Document *doc, int options) { |
bool put_doc(Document *doc, int options) { |
271 |
/** |
/** |
272 |
* add a document to a database |
* add a document to a database |
273 |
*/ |
*/ |
274 |
return est_mtdb_put_doc(db, doc->doc, options); |
if (!db) throw IOError("closed database"); |
275 |
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bool result = est_mtdb_put_doc(db, doc->doc, options); |
276 |
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if (!result) ecode = est_mtdb_error(db); |
277 |
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return result; |
278 |
} |
} |
279 |
std::vector<int> * search(Condition * cond, int options) { |
std::vector<int> * search(Condition * cond, int options) { |
280 |
/** |
/** |
281 |
* search documents corresponding a condition for a database |
* search documents corresponding a condition for a database |
282 |
*/ |
*/ |
283 |
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if (!db) throw IOError("closed database"); |
284 |
int resnum; |
int resnum; |
285 |
int * result = est_mtdb_search(db, cond->cond, &resnum, NULL); |
int * result = est_mtdb_search(db, cond->cond, &resnum, NULL); |
286 |
std::vector<int> *numbers = new std::vector<int>; |
std::vector<int> *numbers = new std::vector<int>; |
299 |
/** |
/** |
300 |
* get the last happended error code of a database |
* get the last happended error code of a database |
301 |
*/ |
*/ |
302 |
return est_mtdb_error(db); |
return ecode; |
303 |
} |
} |
304 |
bool fatal() { |
bool fatal() { |
305 |
/** |
/** |
306 |
* check whether a database has a fatal error |
* check whether a database has a fatal error |
307 |
*/ |
*/ |
308 |
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if (!db) throw IOError("closed database"); |
309 |
return est_mtdb_fatal(db); |
return est_mtdb_fatal(db); |
310 |
} |
} |
311 |
bool flush(int _max) { |
bool flush(int _max) { |
312 |
/** |
/** |
313 |
* flush index words in the cache of a database |
* flush index words in the cache of a database |
314 |
*/ |
*/ |
315 |
return est_mtdb_flush(db, _max); |
if (!db) throw IOError("closed database"); |
316 |
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bool result = est_mtdb_flush(db, _max); |
317 |
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if (!result) ecode = est_mtdb_error(db); |
318 |
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return result; |
319 |
} |
} |
320 |
bool sync() { |
bool sync() { |
321 |
/** |
/** |
322 |
* synchronize updating contents of a database |
* synchronize updating contents of a database |
323 |
*/ |
*/ |
324 |
return est_mtdb_sync(db); |
if (!db) throw IOError("closed database"); |
325 |
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bool result = est_mtdb_sync(db); |
326 |
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if (!result) ecode = est_mtdb_error(db); |
327 |
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return result; |
328 |
} |
} |
329 |
bool optimize(int options) { |
bool optimize(int options) { |
330 |
/** |
/** |
331 |
* optimize a database |
* optimize a database |
332 |
*/ |
*/ |
333 |
return est_mtdb_optimize(db, options); |
if (!db) throw IOError("closed database"); |
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bool result = est_mtdb_optimize(db, options); |
335 |
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if (!result) ecode = est_mtdb_error(db); |
336 |
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return result; |
337 |
} |
} |
338 |
bool out_doc(int id, int options) { |
bool out_doc(int id, int options) { |
339 |
/** |
/** |
340 |
* remove a document from a database |
* remove a document from a database |
341 |
*/ |
*/ |
342 |
return est_mtdb_out_doc(db, id, options); |
if (!db) throw IOError("closed database"); |
343 |
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bool result = est_mtdb_out_doc(db, id, options); |
344 |
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if (!result) ecode = est_mtdb_error(db); |
345 |
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return result; |
346 |
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} |
347 |
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bool edit_doc(Document *doc) { |
348 |
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/** |
349 |
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* edit an attribute of a document in a database |
350 |
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*/ |
351 |
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if (!db) throw IOError("closed database"); |
352 |
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bool result = est_mtdb_edit_doc(db, doc->doc); |
353 |
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if (!result) ecode = est_mtdb_error(db); |
354 |
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return result; |
355 |
} |
} |
356 |
Document * get_doc(int id, int options) { |
Document * get_doc(int id, int options) { |
357 |
/** |
/** |
358 |
* retrieve a document in a database |
* retrieve a document in a database |
359 |
*/ |
*/ |
360 |
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if (!db) throw IOError("closed database"); |
361 |
ESTDOC *doc = est_mtdb_get_doc(db, id, options); |
ESTDOC *doc = est_mtdb_get_doc(db, id, options); |
362 |
if (!doc) { |
if (!doc) { |
363 |
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ecode = est_mtdb_error(db); |
364 |
throw est_err_msg(est_mtdb_error(db)); |
throw est_err_msg(est_mtdb_error(db)); |
365 |
} else { |
} else { |
366 |
return new Document(doc); |
return new Document(doc); |
370 |
/** |
/** |
371 |
* get the ID of a document spacified by URI |
* get the ID of a document spacified by URI |
372 |
*/ |
*/ |
373 |
return est_mtdb_uri_to_id(db, uri); |
if (!db) throw IOError("closed database"); |
374 |
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int result = est_mtdb_uri_to_id(db, uri); |
375 |
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if(result == -1) ecode = est_mtdb_error(db); |
376 |
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return result; |
377 |
} |
} |
378 |
std::map<std::string, std::string> * etch_doc(Document * doc, int max) { |
std::map<std::string, std::string> * etch_doc(Document * doc, int max) { |
379 |
/** |
/** |
380 |
* extract keywords of a document object |
* extract keywords of a document object |
381 |
*/ |
*/ |
382 |
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if (!db) throw IOError("closed database"); |
383 |
std::map<std::string, std::string> * mss = new std::map<std::string, std::string>; |
std::map<std::string, std::string> * mss = new std::map<std::string, std::string>; |
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384 |
CBMAP * keys = est_mtdb_etch_doc(db, doc->doc, max); |
CBMAP * keys = est_mtdb_etch_doc(db, doc->doc, max); |
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385 |
cbmapiterinit(keys); |
cbmapiterinit(keys); |
386 |
int ksiz; |
int ksiz; |
387 |
while (const char *key = cbmapiternext(keys, &ksiz)) { |
while (const char *key = cbmapiternext(keys, &ksiz)) { |
389 |
} |
} |
390 |
return mss; |
return mss; |
391 |
} |
} |
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bool iter_init() { |
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/** |
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* initialize the iterator of a database |
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*/ |
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return est_mtdb_iter_init(db); |
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} |
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int iter_next() { |
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/** |
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* get the next ID of the iterator of a database |
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*/ |
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return est_mtdb_iter_next(db); |
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} |
|
392 |
const char * name() { |
const char * name() { |
393 |
/** |
/** |
394 |
* get the name of a database |
* get the name of a database |
395 |
*/ |
*/ |
396 |
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if (!db) throw IOError("closed database"); |
397 |
return est_mtdb_name(db); |
return est_mtdb_name(db); |
398 |
} |
} |
399 |
int doc_num() { |
int doc_num() { |
400 |
/** |
/** |
401 |
* get the number of documents in a database |
* get the number of documents in a database |
402 |
*/ |
*/ |
403 |
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if (!db) throw IOError("closed database"); |
404 |
return est_mtdb_doc_num(db); |
return est_mtdb_doc_num(db); |
405 |
} |
} |
406 |
int word_num() { |
int word_num() { |
407 |
/** |
/** |
408 |
* get the number of unique words in a database |
* get the number of unique words in a database |
409 |
*/ |
*/ |
410 |
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if (!db) throw IOError("closed database"); |
411 |
return est_mtdb_word_num(db); |
return est_mtdb_word_num(db); |
412 |
} |
} |
413 |
double size() { |
double size() { |
414 |
/** |
/** |
415 |
* get the size of a database |
* get the size of a database |
416 |
*/ |
*/ |
417 |
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if (!db) throw IOError("closed database"); |
418 |
return est_mtdb_size(db); |
return est_mtdb_size(db); |
419 |
} |
} |
420 |
void set_cache_size(size_t size, int anum, int tnum) { |
void set_cache_size(size_t size, int anum, int tnum, int rnum) { |
421 |
/** |
/** |
422 |
* set the maximum size of the cache memory of a database |
* set the maximum size of the cache memory of a database |
423 |
*/ |
*/ |
424 |
est_mtdb_set_cache_size(db, size, anum, tnum); |
if (!db) throw IOError("closed database"); |
425 |
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est_mtdb_set_cache_size(db, size, anum, tnum, rnum); |
426 |
} |
} |
427 |
void set_special_cache(const char *name, int num) { |
void set_special_cache(const char *name, int num) { |
428 |
/** |
/** |
432 |
est_mtdb_set_special_cache(db, name, num); |
est_mtdb_set_special_cache(db, name, num); |
433 |
} |
} |
434 |
}; |
}; |
435 |
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436 |
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static std::vector<std::string> * break_text(const char *text, bool norm, bool tail) { |
437 |
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std::vector<std::string> * vs = new std::vector<std::string>; |
438 |
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CBLIST *list; |
439 |
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list = cblistopen(); |
440 |
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est_break_text(text, list, norm, tail); |
441 |
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for (int i=0; i < cblistnum(list); i++) { |
442 |
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vs->push_back(cblistval(list, i, NULL)); |
443 |
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} |
444 |
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cblistclose(list); |
445 |
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return vs; |
446 |
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} |
447 |
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|
448 |
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static std::vector<std::string> * break_text_perfng(const char *text, bool norm, bool tail) { |
449 |
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std::vector<std::string> * vs = new std::vector<std::string>; |
450 |
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CBLIST *list; |
451 |
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list = cblistopen(); |
452 |
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est_break_text_perfng(text, list, norm, tail); |
453 |
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for (int i=0; i < cblistnum(list); i++) { |
454 |
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vs->push_back(cblistval(list, i, NULL)); |
455 |
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} |
456 |
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cblistclose(list); |
457 |
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return vs; |
458 |
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} |
459 |
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|
460 |
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class ResultDocument { |
461 |
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public: |
462 |
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ESTRESDOC *rdoc; |
463 |
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ResultDocument(ESTRESDOC *_rdoc) { |
464 |
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rdoc = _rdoc; |
465 |
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} |
466 |
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const char *uri(void) { |
467 |
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return est_resdoc_uri(rdoc); |
468 |
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} |
469 |
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std::vector<std::string> * attr_names() { |
470 |
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std::vector<std::string> * vs = new std::vector<std::string>; |
471 |
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CBLIST * attr_names = est_resdoc_attr_names(rdoc); |
472 |
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for (int i=0; i < cblistnum(attr_names); i++) { |
473 |
|
vs->push_back(cblistval(attr_names, i, NULL)); |
474 |
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} |
475 |
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cblistclose(attr_names); |
476 |
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return vs; |
477 |
|
} |
478 |
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const char *attr(const char *name) { |
479 |
|
return est_resdoc_attr(rdoc, name); |
480 |
|
} |
481 |
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const char *snippet(void) { |
482 |
|
return est_resdoc_snippet(rdoc); |
483 |
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} |
484 |
|
}; |
485 |
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|
486 |
|
class NodeRes { |
487 |
|
private: |
488 |
|
ESTNODERES *nres; |
489 |
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public: |
490 |
|
NodeRes(ESTNODE *node, Condition *cond, int depth) { |
491 |
|
nres = est_node_search(node, cond->cond, depth); |
492 |
|
} |
493 |
|
~NodeRes() { |
494 |
|
est_noderes_delete(nres); |
495 |
|
} |
496 |
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std::map<std::string, std::string> * hints(void) { |
497 |
|
std::map<std::string, std::string> * hints = new std::map<std::string, std::string>; |
498 |
|
CBMAP * keys = est_noderes_hints(nres); |
499 |
|
cbmapiterinit(keys); |
500 |
|
int ksiz; |
501 |
|
while (const char *key = cbmapiternext(keys, &ksiz)) { |
502 |
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hints->insert(std::make_pair(key, cbmapget(keys, key, ksiz, NULL))); |
503 |
|
} |
504 |
|
return hints; |
505 |
|
} |
506 |
|
int doc_num(void) { |
507 |
|
return est_noderes_doc_num(nres); |
508 |
|
} |
509 |
|
ResultDocument * get_doc(int index) { |
510 |
|
ESTRESDOC *rdoc = est_noderes_get_doc(nres, index); |
511 |
|
if (rdoc) { |
512 |
|
return new ResultDocument(rdoc); |
513 |
|
} else { |
514 |
|
return NULL; |
515 |
|
} |
516 |
|
} |
517 |
|
}; |
518 |
|
|
519 |
|
class Node { |
520 |
|
private: |
521 |
|
ESTNODE *node; |
522 |
|
int netenv_ok; |
523 |
|
public: |
524 |
|
Node(const char *url) { |
525 |
|
netenv_ok = est_init_net_env(); |
526 |
|
if (! netenv_ok) throw IOError("can't init net env"); |
527 |
|
node = est_node_new(url); |
528 |
|
if (! node) throw IOError("can't create node"); |
529 |
|
} |
530 |
|
~Node() { |
531 |
|
est_node_delete(node); |
532 |
|
est_free_net_env(); |
533 |
|
} |
534 |
|
void set_proxy(const char *host, int port) { |
535 |
|
est_node_set_proxy(node, host, port); |
536 |
|
} |
537 |
|
void set_timeout(int sec) { |
538 |
|
est_node_set_timeout(node, sec); |
539 |
|
} |
540 |
|
void set_auth(const char *name, const char *passwd) { |
541 |
|
est_node_set_auth(node, name, passwd); |
542 |
|
} |
543 |
|
int status(void) { |
544 |
|
return est_node_status(node); |
545 |
|
} |
546 |
|
bool put_doc(Document *doc) { |
547 |
|
return est_node_put_doc(node, doc->doc); |
548 |
|
} |
549 |
|
bool out_doc(int id) { |
550 |
|
return est_node_out_doc(node, id); |
551 |
|
} |
552 |
|
bool out_doc_by_uri(const char *uri) { |
553 |
|
return est_node_out_doc_by_uri(node, uri); |
554 |
|
} |
555 |
|
#ifdef est_node_edit_doc |
556 |
|
bool edit_doc(Document *doc) { |
557 |
|
return est_node_edit_doc(node, doc->doc); |
558 |
|
} |
559 |
|
#endif |
560 |
|
Document * get_doc(int id) { |
561 |
|
ESTDOC *doc = est_node_get_doc(node, id); |
562 |
|
if (!doc) { |
563 |
|
return NULL; |
564 |
|
} else { |
565 |
|
return new Document(doc); |
566 |
|
} |
567 |
|
} |
568 |
|
Document * get_doc_by_uri(const char *uri) { |
569 |
|
ESTDOC *doc = est_node_get_doc_by_uri(node, uri); |
570 |
|
if (!doc) { |
571 |
|
return NULL; |
572 |
|
} else { |
573 |
|
return new Document(doc); |
574 |
|
} |
575 |
|
} |
576 |
|
char * get_doc_attr(int id, const char *name) { |
577 |
|
/* is this leeking memory? shouldn't I create |
578 |
|
* object and free memory region returned? |
579 |
|
*/ |
580 |
|
return est_node_get_doc_attr(node, id, name); |
581 |
|
} |
582 |
|
char * get_doc_attr_by_uri(const char *uri, const char *name) { |
583 |
|
return est_node_get_doc_attr_by_uri(node, uri, name); |
584 |
|
} |
585 |
|
int uri_to_id(const char *uri) { |
586 |
|
return est_node_uri_to_id(node, uri); |
587 |
|
} |
588 |
|
const char * name(void) { |
589 |
|
return est_node_name(node); |
590 |
|
} |
591 |
|
const char * label(void) { |
592 |
|
return est_node_label(node); |
593 |
|
} |
594 |
|
int doc_num(void) { |
595 |
|
return est_node_doc_num(node); |
596 |
|
} |
597 |
|
int word_num(void) { |
598 |
|
return est_node_word_num(node); |
599 |
|
} |
600 |
|
double size(void) { |
601 |
|
return est_node_size(node); |
602 |
|
} |
603 |
|
NodeRes * search(Condition *cond, int depth) { |
604 |
|
return new NodeRes(node, cond, depth); |
605 |
|
} |
606 |
|
int set_user(const char *name, int mode) { |
607 |
|
return est_node_set_user(node, name, mode); |
608 |
|
} |
609 |
|
int set_link(const char *url, const char *label, int credit) { |
610 |
|
return est_node_set_link(node, url, label, credit); |
611 |
|
} |
612 |
|
}; |
613 |
|
|
614 |
}; |
}; |