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-rw-r--r--lib/database.cpp79
1 files changed, 79 insertions, 0 deletions
diff --git a/lib/database.cpp b/lib/database.cpp new file mode 100644 index 0000000..351b93d --- /dev/null +++ b/lib/database.cpp
@@ -0,0 +1,79 @@
1#include "database.h"
2#include <sqlite3.h>
3#include <stdexcept>
4#include "query.h"
5
6namespace verbly {
7
8 database::database(std::string path)
9 {
10 if (sqlite3_open_v2(path.c_str(), &ppdb_, SQLITE_OPEN_READONLY, NULL) != SQLITE_OK)
11 {
12 // We still have to free the resources allocated. In the event that
13 // allocation failed, ppdb will be null and sqlite3_close_v2 will just
14 // ignore it.
15 std::string errmsg(sqlite3_errmsg(ppdb_));
16 sqlite3_close_v2(ppdb_);
17
18 throw database_error("Could not open verbly datafile", errmsg);
19 }
20 }
21
22 database::database(database&& other) : database()
23 {
24 swap(*this, other);
25 }
26
27 database& database::operator=(database&& other)
28 {
29 swap(*this, other);
30
31 return *this;
32 }
33
34 void swap(database& first, database& second)
35 {
36 std::swap(first.ppdb_, second.ppdb_);
37 }
38
39 database::~database()
40 {
41 sqlite3_close_v2(ppdb_);
42 }
43
44 query<notion> database::notions(filter where, bool random, int limit) const
45 {
46 return query<notion>(*this, ppdb_, std::move(where), random, limit);
47 }
48
49 query<word> database::words(filter where, bool random, int limit) const
50 {
51 return query<word>(*this, ppdb_, std::move(where), random, limit);
52 }
53
54 query<group> database::groups(filter where, bool random, int limit) const
55 {
56 return query<group>(*this, ppdb_, std::move(where), random, limit);
57 }
58
59 query<frame> database::frames(filter where, bool random, int limit) const
60 {
61 return query<frame>(*this, ppdb_, std::move(where), random, limit);
62 }
63
64 query<lemma> database::lemmas(filter where, bool random, int limit) const
65 {
66 return query<lemma>(*this, ppdb_, std::move(where), random, limit);
67 }
68
69 query<form> database::forms(filter where, bool random, int limit) const
70 {
71 return query<form>(*this, ppdb_, std::move(where), random, limit);
72 }
73
74 query<pronunciation> database::pronunciations(filter where, bool random, int limit) const
75 {
76 return query<pronunciation>(*this, ppdb_, std::move(where), random, limit);
77 }
78
79};