other-licenses/7zstub/src/Common/TextConfig.cpp@925c144e1f1f (annotated)
other-licenses/7zstub/src/Common/TextConfig.cpp
Fri, 16 Jan 2015 18:13:44 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Fri, 16 Jan 2015 18:13:44 +0100
- branch
- TOR_BUG_9701
- changeset 14
- 925c144e1f1f
- permissions
- -rw-r--r--
Integrate suggestion from review to improve consistency with existing code.
| michael@0 | 1 | // Common/TextConfig.cpp |
| michael@0 | 2 | |
| michael@0 | 3 | #include "StdAfx.h" |
| michael@0 | 4 | |
| michael@0 | 5 | #include "Common/TextConfig.h" |
| michael@0 | 6 | |
| michael@0 | 7 | #include "Defs.h" |
| michael@0 | 8 | #include "Common/UTFConvert.h" |
| michael@0 | 9 | |
| michael@0 | 10 | static bool IsDelimitChar(char c) |
| michael@0 | 11 | { |
| michael@0 | 12 | return (c == ' ' || c == 0x0A || c == 0x0D || |
| michael@0 | 13 | c == '\0' || c == '\t'); |
| michael@0 | 14 | } |
| michael@0 | 15 | |
| michael@0 | 16 | static AString GetIDString(const char *string, int &finishPos) |
| michael@0 | 17 | { |
| michael@0 | 18 | AString result; |
| michael@0 | 19 | for (finishPos = 0; true; finishPos++) |
| michael@0 | 20 | { |
| michael@0 | 21 | char c = string[finishPos]; |
| michael@0 | 22 | if (IsDelimitChar(c) || c == '=') |
| michael@0 | 23 | return result; |
| michael@0 | 24 | result += c; |
| michael@0 | 25 | } |
| michael@0 | 26 | } |
| michael@0 | 27 | |
| michael@0 | 28 | static bool WaitNextLine(const AString &string, int &pos) |
| michael@0 | 29 | { |
| michael@0 | 30 | for (;pos < string.Length(); pos++) |
| michael@0 | 31 | if (string[pos] == 0x0A) |
| michael@0 | 32 | return true; |
| michael@0 | 33 | return false; |
| michael@0 | 34 | } |
| michael@0 | 35 | |
| michael@0 | 36 | static bool SkipSpaces(const AString &string, int &pos) |
| michael@0 | 37 | { |
| michael@0 | 38 | for (;pos < string.Length(); pos++) |
| michael@0 | 39 | { |
| michael@0 | 40 | char c = string[pos]; |
| michael@0 | 41 | if (!IsDelimitChar(c)) |
| michael@0 | 42 | { |
| michael@0 | 43 | if (c != ';') |
| michael@0 | 44 | return true; |
| michael@0 | 45 | if (!WaitNextLine(string, pos)) |
| michael@0 | 46 | return false; |
| michael@0 | 47 | } |
| michael@0 | 48 | } |
| michael@0 | 49 | return false; |
| michael@0 | 50 | } |
| michael@0 | 51 | |
| michael@0 | 52 | bool GetTextConfig(const AString &string, CObjectVector<CTextConfigPair> &pairs) |
| michael@0 | 53 | { |
| michael@0 | 54 | pairs.Clear(); |
| michael@0 | 55 | int pos = 0; |
| michael@0 | 56 | |
| michael@0 | 57 | ///////////////////// |
| michael@0 | 58 | // read strings |
| michael@0 | 59 | |
| michael@0 | 60 | while (true) |
| michael@0 | 61 | { |
| michael@0 | 62 | if (!SkipSpaces(string, pos)) |
| michael@0 | 63 | break; |
| michael@0 | 64 | CTextConfigPair pair; |
| michael@0 | 65 | int finishPos; |
| michael@0 | 66 | AString temp = GetIDString(((const char *)string) + pos, finishPos); |
| michael@0 | 67 | if (!ConvertUTF8ToUnicode(temp, pair.ID)) |
| michael@0 | 68 | return false; |
| michael@0 | 69 | if (finishPos == 0) |
| michael@0 | 70 | return false; |
| michael@0 | 71 | pos += finishPos; |
| michael@0 | 72 | if (!SkipSpaces(string, pos)) |
| michael@0 | 73 | return false; |
| michael@0 | 74 | if (string[pos] != '=') |
| michael@0 | 75 | return false; |
| michael@0 | 76 | pos++; |
| michael@0 | 77 | if (!SkipSpaces(string, pos)) |
| michael@0 | 78 | return false; |
| michael@0 | 79 | if (string[pos] != '\"') |
| michael@0 | 80 | return false; |
| michael@0 | 81 | pos++; |
| michael@0 | 82 | AString message; |
| michael@0 | 83 | while(true) |
| michael@0 | 84 | { |
| michael@0 | 85 | if (pos >= string.Length()) |
| michael@0 | 86 | return false; |
| michael@0 | 87 | char c = string[pos++]; |
| michael@0 | 88 | if (c == '\"') |
| michael@0 | 89 | break; |
| michael@0 | 90 | if (c == '\\') |
| michael@0 | 91 | { |
| michael@0 | 92 | char c = string[pos++]; |
| michael@0 | 93 | switch(c) |
| michael@0 | 94 | { |
| michael@0 | 95 | case 'n': |
| michael@0 | 96 | message += '\n'; |
| michael@0 | 97 | break; |
| michael@0 | 98 | case 't': |
| michael@0 | 99 | message += '\t'; |
| michael@0 | 100 | break; |
| michael@0 | 101 | case '\\': |
| michael@0 | 102 | message += '\\'; |
| michael@0 | 103 | break; |
| michael@0 | 104 | case '\"': |
| michael@0 | 105 | message += '\"'; |
| michael@0 | 106 | break; |
| michael@0 | 107 | default: |
| michael@0 | 108 | message += '\\'; |
| michael@0 | 109 | message += c; |
| michael@0 | 110 | break; |
| michael@0 | 111 | } |
| michael@0 | 112 | } |
| michael@0 | 113 | else |
| michael@0 | 114 | message += c; |
| michael@0 | 115 | } |
| michael@0 | 116 | if (!ConvertUTF8ToUnicode(message, pair.String)) |
| michael@0 | 117 | return false; |
| michael@0 | 118 | pairs.Add(pair); |
| michael@0 | 119 | } |
| michael@0 | 120 | return true; |
| michael@0 | 121 | } |
| michael@0 | 122 | |
| michael@0 | 123 | int FindTextConfigItem(const CObjectVector<CTextConfigPair> &pairs, const UString &id) |
| michael@0 | 124 | { |
| michael@0 | 125 | for (int i = 0; i < pairs.Size(); i++) |
| michael@0 | 126 | if (pairs[i].ID.Compare(id) == 0) |
| michael@0 | 127 | return i; |
| michael@0 | 128 | return -1; |
| michael@0 | 129 | } |
| michael@0 | 130 | |
| michael@0 | 131 | UString GetTextConfigValue(const CObjectVector<CTextConfigPair> &pairs, const UString &id) |
| michael@0 | 132 | { |
| michael@0 | 133 | int index = FindTextConfigItem(pairs, id); |
| michael@0 | 134 | if (index < 0) |
| michael@0 | 135 | return UString(); |
| michael@0 | 136 | return pairs[index].String; |
| michael@0 | 137 | } |
