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1 /********************************************************************
2  * COPYRIGHT:
3  * Copyright (c) 1999-2003,2009, International Business Machines Corporation and
4  * others. All Rights Reserved.
5  ********************************************************************/
6 
7 #include "unicode/unistr.h"
8 #include "unicode/fmtable.h"
9 #include <stdio.h>
10 #include <stdlib.h>
11 
12 enum {
13     U_SPACE=0x20,
14     U_DQUOTE=0x22,
15     U_COMMA=0x2c,
16     U_LEFT_SQUARE_BRACKET=0x5b,
17     U_BACKSLASH=0x5c,
18     U_RIGHT_SQUARE_BRACKET=0x5d,
19     U_SMALL_U=0x75
20 };
21 
22 // Verify that a UErrorCode is successful; exit(1) if not
check(UErrorCode & status,const char * msg)23 void check(UErrorCode& status, const char* msg) {
24     if (U_FAILURE(status)) {
25         printf("ERROR: %s (%s)\n", u_errorName(status), msg);
26         exit(1);
27     }
28     // printf("Ok: %s\n", msg);
29 }
30 
31 // Append a hex string to the target
appendHex(uint32_t number,int8_t digits,UnicodeString & target)32 static UnicodeString& appendHex(uint32_t number,
33                          int8_t digits,
34                          UnicodeString& target) {
35     uint32_t digit;
36     while (digits > 0) {
37         digit = (number >> ((--digits) * 4)) & 0xF;
38         target += (UChar)(digit < 10 ? 0x30 + digit : 0x41 - 10 + digit);
39     }
40     return target;
41 }
42 
43 // Replace nonprintable characters with unicode escapes
escape(const UnicodeString & source)44 UnicodeString escape(const UnicodeString &source) {
45     int32_t i;
46     UnicodeString target;
47     target += (UChar)U_DQUOTE;
48     for (i=0; i<source.length(); ++i) {
49         UChar ch = source[i];
50         if (ch < 0x09 || (ch > 0x0D && ch < 0x20) || ch > 0x7E) {
51             (target += (UChar)U_BACKSLASH) += (UChar)U_SMALL_U;
52             appendHex(ch, 4, target);
53         } else {
54             target += ch;
55         }
56     }
57     target += (UChar)U_DQUOTE;
58     return target;
59 }
60 
61 // Print the given string to stdout using the UTF-8 converter
uprintf(const UnicodeString & str)62 void uprintf(const UnicodeString &str) {
63     char stackBuffer[100];
64     char *buf = 0;
65 
66     int32_t bufLen = str.extract(0, 0x7fffffff, stackBuffer, sizeof(stackBuffer), "UTF-8");
67     if(bufLen < sizeof(stackBuffer)) {
68         buf = stackBuffer;
69     } else {
70         buf = new char[bufLen + 1];
71         bufLen = str.extract(0, 0x7fffffff, buf, bufLen + 1, "UTF-8");
72     }
73     printf("%s", buf);
74     if(buf != stackBuffer) {
75         delete[] buf;
76     }
77 }
78 
79 // Create a display string for a formattable
formattableToString(const Formattable & f)80 UnicodeString formattableToString(const Formattable& f) {
81     switch (f.getType()) {
82     case Formattable::kDate:
83         // TODO: Finish implementing this
84         return UNICODE_STRING_SIMPLE("Formattable_DATE_TBD");
85     case Formattable::kDouble:
86         {
87             char buf[256];
88             sprintf(buf, "%gD", f.getDouble());
89             return UnicodeString(buf, "");
90         }
91     case Formattable::kLong:
92     case Formattable::kInt64:
93         {
94             char buf[256];
95             sprintf(buf, "%ldL", f.getLong());
96             return UnicodeString(buf, "");
97         }
98     case Formattable::kString:
99         return UnicodeString((UChar)U_DQUOTE).append(f.getString()).append((UChar)U_DQUOTE);
100     case Formattable::kArray:
101         {
102             int32_t i, count;
103             const Formattable* array = f.getArray(count);
104             UnicodeString result((UChar)U_LEFT_SQUARE_BRACKET);
105             for (i=0; i<count; ++i) {
106                 if (i > 0) {
107                     (result += (UChar)U_COMMA) += (UChar)U_SPACE;
108                 }
109                 result += formattableToString(array[i]);
110             }
111             result += (UChar)U_RIGHT_SQUARE_BRACKET;
112             return result;
113         }
114     default:
115         return UNICODE_STRING_SIMPLE("INVALID_Formattable");
116     }
117 }
118