Mercurial > minori
annotate src/core/strings.cc @ 235:593108b3d555
dep/animia: x11: finalize xcb conversion
| author | Paper <paper@paper.us.eu.org> |
|---|---|
| date | Tue, 16 Jan 2024 15:22:29 -0500 |
| parents | 69f4768a820c |
| children | c130f47f6f48 |
| rev | line source |
|---|---|
| 9 | 1 /** |
| 2 * strings.cpp: Useful functions for manipulating strings | |
| 3 **/ | |
| 4 #include "core/strings.h" | |
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5 #include "core/session.h" // locale |
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6 |
| 64 | 7 #include <QByteArray> |
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8 #include <QDebug> |
| 64 | 9 #include <QString> |
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10 #include <QLocale> |
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11 |
| 15 | 12 #include <algorithm> |
| 13 #include <cctype> | |
| 62 | 14 #include <codecvt> |
| 9 | 15 #include <locale> |
| 16 #include <string> | |
| 17 #include <vector> | |
| 102 | 18 #include <unordered_map> |
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19 #include <iostream> |
| 9 | 20 |
| 21 namespace Strings { | |
| 22 | |
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23 /* ew */ |
| 9 | 24 std::string Implode(const std::vector<std::string>& vector, const std::string& delimiter) { |
| 25 if (vector.size() < 1) | |
| 26 return "-"; | |
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27 |
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28 std::string out; |
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29 |
| 9 | 30 for (unsigned long long i = 0; i < vector.size(); i++) { |
| 31 out.append(vector.at(i)); | |
| 32 if (i < vector.size() - 1) | |
| 33 out.append(delimiter); | |
| 34 } | |
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35 |
| 9 | 36 return out; |
| 37 } | |
| 38 | |
| 226 | 39 std::string Implode(const std::set<std::string>& set, const std::string& delimiter) { |
| 40 if (set.size() < 1) | |
| 41 return "-"; | |
| 42 | |
| 43 std::string out; | |
| 44 | |
| 45 for (auto it = set.cbegin(); it != set.cend(); it++) { | |
| 46 out.append(*it); | |
| 47 if (it != std::prev(set.cend(), 1)) | |
| 48 out.append(delimiter); | |
| 49 } | |
| 50 | |
| 51 return out; | |
| 52 } | |
| 53 | |
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54 std::vector<std::string> Split(const std::string &text, const std::string& delimiter) { |
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55 std::vector<std::string> tokens; |
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56 |
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57 std::size_t start = 0, end = 0; |
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58 while ((end = text.find(delimiter, start)) != std::string::npos) { |
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59 tokens.push_back(text.substr(start, end - start)); |
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60 start = end + delimiter.length(); |
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61 } |
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62 tokens.push_back(text.substr(start)); |
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63 |
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64 return tokens; |
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65 } |
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66 |
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67 /* This function is really only used for cleaning up the synopsis of |
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68 * horrible HTML debris from AniList :) |
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69 */ |
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70 std::string ReplaceAll(std::string string, const std::string& find, const std::string& replace) { |
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71 size_t pos = 0; |
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72 while ((pos = string.find(find, pos)) != std::string::npos) { |
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73 string.replace(pos, find.length(), replace); |
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74 pos += replace.length(); |
| 9 | 75 } |
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76 return string; |
| 9 | 77 } |
| 78 | |
| 79 std::string SanitizeLineEndings(const std::string& string) { | |
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80 /* LOL */ |
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81 return |
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82 ReplaceAll( |
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83 ReplaceAll( |
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84 ReplaceAll( |
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85 ReplaceAll( |
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86 ReplaceAll(string, "\r\n", "\n"), |
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87 "</p>", "\n"), |
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88 "<br>", "\n"), |
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89 "<br />", "\n"), |
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90 "\n\n\n", "\n\n"); |
| 9 | 91 } |
| 92 | |
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93 /* removes dumb HTML tags because anilist is aids and |
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94 gives us HTML for synopses :/ */ |
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95 std::string RemoveHtmlTags(std::string string) { |
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96 while (string.find("<") != std::string::npos) { |
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97 auto startpos = string.find("<"); |
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98 auto endpos = string.find(">") + 1; |
| 9 | 99 |
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100 if (endpos != std::string::npos) |
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101 string.erase(startpos, endpos - startpos); |
| 9 | 102 } |
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103 return string; |
| 9 | 104 } |
| 105 | |
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106 /* e.g. "<" for "<" */ |
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107 std::string ParseHtmlEntities(std::string string) { |
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108 const std::unordered_map<std::string, std::string> map = { |
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109 /* The only one of these I can understand using are the first |
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110 * three. why do the rest of these exist? |
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111 * |
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112 * probably mojibake. |
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113 */ |
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114 {"<", "<"}, |
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115 {"&rt;", ">"}, |
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116 {" ", "\xA0"}, |
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117 {"&", "&"}, |
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118 {""", "\""}, |
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119 {"'", "'"}, |
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120 {"¢", "¢"}, |
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121 {"£", "£"}, |
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122 {"€", "€"}, |
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123 {"¥", "¥"}, |
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124 {"©", "©"}, |
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125 {"®", "®"}, |
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126 {"’", "’"} // Haibane Renmei, AniList |
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127 }; |
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128 |
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129 for (const auto& item : map) |
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130 string = ReplaceAll(string, item.first, item.second); |
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131 return string; |
| 9 | 132 } |
| 133 | |
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134 /* removes stupid HTML stuff */ |
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135 std::string TextifySynopsis(const std::string& string) { |
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136 return ParseHtmlEntities(RemoveHtmlTags(SanitizeLineEndings(string))); |
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137 } |
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138 |
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139 /* let Qt handle the heavy lifting of locale shit |
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140 * I don't want to deal with |
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141 */ |
| 15 | 142 std::string ToUpper(const std::string& string) { |
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143 return ToUtf8String(session.config.locale.GetLocale().toUpper(ToQString(string))); |
| 15 | 144 } |
| 145 | |
| 146 std::string ToLower(const std::string& string) { | |
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147 return ToUtf8String(session.config.locale.GetLocale().toLower(ToQString(string))); |
| 15 | 148 } |
| 149 | |
| 62 | 150 std::wstring ToWstring(const std::string& string) { |
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151 static std::wstring_convert<std::codecvt_utf8<wchar_t>> converter("", L""); |
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152 |
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153 std::wstring wstr; |
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154 try { |
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155 wstr = converter.from_bytes(string); |
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156 } catch (std::range_error const& ex) { |
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157 std::cerr << "Failed to convert UTF-8 to wide string!" << std::endl; |
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158 } |
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159 return wstr; |
| 62 | 160 } |
| 161 | |
| 64 | 162 std::wstring ToWstring(const QString& string) { |
| 163 std::wstring arr(string.size(), L'\0'); | |
| 164 string.toWCharArray(&arr.front()); | |
| 165 return arr; | |
| 166 } | |
| 167 | |
| 62 | 168 std::string ToUtf8String(const std::wstring& wstring) { |
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169 static std::wstring_convert<std::codecvt_utf8<wchar_t>> converter("", L""); |
| 62 | 170 return converter.to_bytes(wstring); |
| 171 } | |
| 172 | |
| 64 | 173 std::string ToUtf8String(const QString& string) { |
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174 const QByteArray ba = string.toUtf8(); |
| 77 | 175 return std::string(ba.constData(), ba.size()); |
| 176 } | |
| 177 | |
| 178 std::string ToUtf8String(const QByteArray& ba) { | |
| 179 return std::string(ba.constData(), ba.size()); | |
| 64 | 180 } |
| 181 | |
| 182 QString ToQString(const std::string& string) { | |
| 183 return QString::fromUtf8(string.c_str(), string.length()); | |
| 184 } | |
| 185 | |
| 186 QString ToQString(const std::wstring& wstring) { | |
| 187 return QString::fromWCharArray(wstring.c_str(), wstring.length()); | |
| 188 } | |
| 189 | |
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190 std::string ToUtf8String(const bool b) { |
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191 return b ? "true" : "false"; // lol |
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192 } |
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193 |
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211
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194 bool ToBool(const std::string& str, bool def) { |
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195 std::istringstream s(Strings::ToLower(str)); |
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196 s >> std::boolalpha >> def; |
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197 return def; |
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198 } |
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199 |
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211
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200 /* util funcs */ |
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201 uint64_t HumanReadableSizeToBytes(const std::string& str) { |
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202 static const std::unordered_map<std::string, uint64_t> bytes_map = { |
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203 {"KB", 1ull << 10}, |
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204 {"MB", 1ull << 20}, |
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205 {"GB", 1ull << 30}, |
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206 {"TB", 1ull << 40}, |
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207 {"PB", 1ull << 50} /* surely we won't need more than this */ |
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208 }; |
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209 |
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210 for (const auto& suffix : bytes_map) { |
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211 if (str.find(suffix.first) != std::string::npos) { |
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212 try { |
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213 uint64_t size = std::stod(str) * suffix.second; |
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214 return size; |
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215 } catch (std::invalid_argument const& ex) { |
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216 continue; |
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217 } |
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218 } |
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219 } |
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220 |
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221 return ToInt(str, 0); |
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222 } |
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223 |
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224 std::string RemoveLeadingChars(std::string s, const char c) { |
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225 s.erase(0, std::min(s.find_first_not_of(c), s.size() - 1)); |
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226 return s; |
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227 } |
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228 |
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229 std::string RemoveTrailingChars(std::string s, const char c) { |
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230 s.erase(s.find_last_not_of(c) + 1, std::string::npos); |
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231 return s; |
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232 } |
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233 |
| 102 | 234 bool BeginningMatchesSubstring(const std::string& str, const std::string& sub) { |
| 235 for (unsigned long long i = 0; i < str.length() && i < sub.length(); i++) | |
| 236 if (str[i] != sub[i]) | |
| 237 return false; | |
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238 |
| 102 | 239 return true; |
| 240 } | |
| 241 | |
| 9 | 242 } // namespace Strings |