1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
|
#include "scripts.h"
#include <library/cpp/digest/lower_case/hash_ops.h>
#include <util/generic/hash.h>
#include <util/generic/singleton.h>
#include <util/generic/strbuf.h>
#include <util/generic/yexception.h>
#include <util/system/defaults.h>
#include <array>
namespace {
struct TScriptNameAndEnum {
EScript Script;
const char* EnglishName;
const char* IsoName;
};
const TScriptNameAndEnum ScriptNameAndEnum[] = {
{SCRIPT_UNKNOWN, "Unknown", "Zzzz"},
{SCRIPT_LATIN, "Latin", "Latn"},
{SCRIPT_CYRILLIC, "Cyrillic", "Cyrl"},
{SCRIPT_GREEK, "Greek", "Grek"},
{SCRIPT_ARABIC, "Arabic", "Arab"},
{SCRIPT_HEBREW, "Hebrew", "Hebr"},
{SCRIPT_ARMENIAN, "Armenian", "Armn"},
{SCRIPT_GEORGIAN, "Georgian", "Geor"},
{SCRIPT_HAN, "Han", "Hans"}, // We use more common Simpliied variant (as opposed to Traditional 'Hant')
{SCRIPT_KATAKANA, "Katakana", "Kana"},
{SCRIPT_HIRAGANA, "Hiragana", "Hira"},
{SCRIPT_HANGUL, "Hangul", "Hang"},
{SCRIPT_DEVANAGARI, "Devanagari", "Deva"},
{SCRIPT_BENGALI, "Bengali", "Beng"},
{SCRIPT_GUJARATI, "Gujarati", "Gujr"},
{SCRIPT_GURMUKHI, "Gurmukhi", "Guru"},
{SCRIPT_KANNADA, "Kannada", "Knda"},
{SCRIPT_MALAYALAM, "Malayalam", "Mlym"},
{SCRIPT_ORIYA, "Oriya", "Orya"},
{SCRIPT_TAMIL, "Tamil", "Taml"},
{SCRIPT_TELUGU, "Telugu", "Telu"},
{SCRIPT_THAANA, "Thaana", "Thaa"},
{SCRIPT_SINHALA, "Sinhala", "Sinh"},
{SCRIPT_MYANMAR, "Myanmar", "Mymr"},
{SCRIPT_THAI, "Thai", "Thai"},
{SCRIPT_LAO, "Lao", "Laoo"},
{SCRIPT_KHMER, "Khmer", "Khmr"},
{SCRIPT_TIBETAN, "Tibetan", "Tibt"},
{SCRIPT_MONGOLIAN, "Mongolian", "Mong"},
{SCRIPT_ETHIOPIC, "Ethiopic", "Ethi"},
{SCRIPT_RUNIC, "Runic", "Runr"},
{SCRIPT_COPTIC, "Coptic", "Copt"},
{SCRIPT_SYRIAC, "Syriac", "Syrc"},
{SCRIPT_OTHER, "Other", "Zyyy"},
};
static_assert(static_cast<size_t>(SCRIPT_MAX) == Y_ARRAY_SIZE(ScriptNameAndEnum), "Size doesn't match");
class TScriptsMap {
private:
static const char* const EMPTY_NAME;
using TNamesHash = THashMap<TStringBuf, EScript, TCIOps, TCIOps>;
TNamesHash Hash;
using TNamesArray = std::array<const char*, static_cast<size_t>(SCRIPT_MAX)>;
TNamesArray IsoNames;
TNamesArray FullNames;
private:
void AddNameToHash(const TStringBuf& name, EScript script) {
if (Hash.find(name) != Hash.end()) {
Y_ASSERT(Hash.find(name)->second == script);
return;
}
Hash[name] = script;
}
void AddName(const char* name, EScript script, TNamesArray& names) {
if (name == nullptr || strlen(name) == 0)
return;
Y_ASSERT(names[script] == EMPTY_NAME);
names[script] = name;
AddNameToHash(name, script);
}
public:
TScriptsMap() {
IsoNames.fill(EMPTY_NAME);
FullNames.fill(EMPTY_NAME);
for (const auto& val : ScriptNameAndEnum) {
EScript script = val.Script;
AddName(val.IsoName, script, IsoNames);
AddName(val.EnglishName, script, FullNames);
}
}
public:
inline EScript ScriptByName(const TStringBuf& name, EScript def) const {
if (!name)
return def;
TNamesHash::const_iterator i = Hash.find(name);
if (i == Hash.end()) {
return def;
}
return i->second;
}
inline const char* FullNameByScript(EScript script) const {
if (script < 0 || static_cast<size_t>(script) >= FullNames.size())
return nullptr;
return FullNames[script];
}
inline const char* IsoNameByScript(EScript script) const {
if (script < 0 || static_cast<size_t>(script) >= IsoNames.size())
return nullptr;
return IsoNames[script];
}
};
}
const char* const TScriptsMap::EMPTY_NAME = "";
const char* FullNameByScript(EScript script) {
return Singleton<TScriptsMap>()->FullNameByScript(script);
}
const char* IsoNameByScript(EScript script) {
return Singleton<TScriptsMap>()->IsoNameByScript(script);
}
EScript ScriptByName(const TStringBuf& name) {
return Singleton<TScriptsMap>()->ScriptByName(name, SCRIPT_UNKNOWN);
}
EScript ScriptByNameOrDie(const TStringBuf& name) {
EScript result = ScriptByName(name);
if (result == SCRIPT_UNKNOWN) {
ythrow yexception() << "ScriptByNameOrDie: invalid script '" << name << "'";
}
return result;
}
|
