Mercurial > minori
annotate src/core/strings.cc @ 250:c130f47f6f48
*: many many changes
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| author | Paper <paper@paper.us.eu.org> |
|---|---|
| date | Sun, 04 Feb 2024 21:17:17 -0500 |
| parents | 69f4768a820c |
| children | 862d0d8619f6 |
| 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) | |
| 250 | 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) | |
| 250 | 41 return ""; |
| 226 | 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) { |
| 250 | 55 if (text.length() < 1) |
| 56 return {}; | |
| 57 | |
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58 std::vector<std::string> tokens; |
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59 |
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60 std::size_t start = 0, end = 0; |
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61 while ((end = text.find(delimiter, start)) != std::string::npos) { |
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62 tokens.push_back(text.substr(start, end - start)); |
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63 start = end + delimiter.length(); |
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64 } |
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65 tokens.push_back(text.substr(start)); |
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66 |
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67 return tokens; |
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68 } |
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69 |
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70 /* This function is really only used for cleaning up the synopsis of |
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71 * horrible HTML debris from AniList :) |
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72 */ |
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73 std::string ReplaceAll(std::string string, const std::string& find, const std::string& replace) { |
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74 size_t pos = 0; |
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75 while ((pos = string.find(find, pos)) != std::string::npos) { |
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76 string.replace(pos, find.length(), replace); |
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77 pos += replace.length(); |
| 9 | 78 } |
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79 return string; |
| 9 | 80 } |
| 81 | |
| 82 std::string SanitizeLineEndings(const std::string& string) { | |
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83 /* LOL */ |
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84 return |
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85 ReplaceAll( |
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86 ReplaceAll( |
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87 ReplaceAll( |
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88 ReplaceAll( |
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89 ReplaceAll(string, "\r\n", "\n"), |
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90 "</p>", "\n"), |
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91 "<br>", "\n"), |
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92 "<br />", "\n"), |
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93 "\n\n\n", "\n\n"); |
| 9 | 94 } |
| 95 | |
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96 /* removes dumb HTML tags because anilist is aids and |
| 250 | 97 * gives us HTML for synopses :/ |
| 98 */ | |
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99 std::string RemoveHtmlTags(std::string string) { |
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100 while (string.find("<") != std::string::npos) { |
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101 auto startpos = string.find("<"); |
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102 auto endpos = string.find(">") + 1; |
| 9 | 103 |
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104 if (endpos != std::string::npos) |
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105 string.erase(startpos, endpos - startpos); |
| 9 | 106 } |
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107 return string; |
| 9 | 108 } |
| 109 | |
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110 /* e.g. "<" for "<" */ |
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111 std::string ParseHtmlEntities(std::string string) { |
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112 const std::unordered_map<std::string, std::string> map = { |
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113 /* The only one of these I can understand using are the first |
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114 * three. why do the rest of these exist? |
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115 * |
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116 * probably mojibake. |
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117 */ |
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118 {"<", "<"}, |
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119 {"&rt;", ">"}, |
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120 {" ", "\xA0"}, |
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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 {"€", "€"}, |
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127 {"¥", "¥"}, |
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128 {"©", "©"}, |
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129 {"®", "®"}, |
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130 {"’", "’"} // Haibane Renmei, AniList |
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131 }; |
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132 |
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133 for (const auto& item : map) |
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134 string = ReplaceAll(string, item.first, item.second); |
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135 return string; |
| 9 | 136 } |
| 137 | |
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138 /* removes stupid HTML stuff */ |
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139 std::string TextifySynopsis(const std::string& string) { |
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140 return ParseHtmlEntities(RemoveHtmlTags(SanitizeLineEndings(string))); |
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141 } |
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142 |
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143 /* let Qt handle the heavy lifting of locale shit |
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144 * I don't want to deal with |
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145 */ |
| 15 | 146 std::string ToUpper(const std::string& string) { |
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147 return ToUtf8String(session.config.locale.GetLocale().toUpper(ToQString(string))); |
| 15 | 148 } |
| 149 | |
| 150 std::string ToLower(const std::string& string) { | |
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151 return ToUtf8String(session.config.locale.GetLocale().toLower(ToQString(string))); |
| 15 | 152 } |
| 153 | |
| 62 | 154 std::wstring ToWstring(const std::string& string) { |
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155 static std::wstring_convert<std::codecvt_utf8<wchar_t>> converter("", L""); |
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156 |
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157 std::wstring wstr; |
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158 try { |
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159 wstr = converter.from_bytes(string); |
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160 } catch (std::range_error const& ex) { |
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161 std::cerr << "Failed to convert UTF-8 to wide string!" << std::endl; |
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162 } |
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163 return wstr; |
| 62 | 164 } |
| 165 | |
| 64 | 166 std::wstring ToWstring(const QString& string) { |
| 167 std::wstring arr(string.size(), L'\0'); | |
| 168 string.toWCharArray(&arr.front()); | |
| 169 return arr; | |
| 170 } | |
| 171 | |
| 62 | 172 std::string ToUtf8String(const std::wstring& wstring) { |
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173 static std::wstring_convert<std::codecvt_utf8<wchar_t>> converter("", L""); |
| 62 | 174 return converter.to_bytes(wstring); |
| 175 } | |
| 176 | |
| 64 | 177 std::string ToUtf8String(const QString& string) { |
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178 const QByteArray ba = string.toUtf8(); |
| 77 | 179 return std::string(ba.constData(), ba.size()); |
| 180 } | |
| 181 | |
| 182 std::string ToUtf8String(const QByteArray& ba) { | |
| 183 return std::string(ba.constData(), ba.size()); | |
| 64 | 184 } |
| 185 | |
| 186 QString ToQString(const std::string& string) { | |
| 187 return QString::fromUtf8(string.c_str(), string.length()); | |
| 188 } | |
| 189 | |
| 190 QString ToQString(const std::wstring& wstring) { | |
| 191 return QString::fromWCharArray(wstring.c_str(), wstring.length()); | |
| 192 } | |
| 193 | |
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194 std::string ToUtf8String(const bool b) { |
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195 return b ? "true" : "false"; // lol |
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196 } |
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197 |
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211
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198 bool ToBool(const std::string& str, bool def) { |
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199 std::istringstream s(Strings::ToLower(str)); |
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200 s >> std::boolalpha >> def; |
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201 return def; |
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202 } |
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203 |
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204 /* util funcs */ |
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205 uint64_t HumanReadableSizeToBytes(const std::string& str) { |
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206 static const std::unordered_map<std::string, uint64_t> bytes_map = { |
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207 {"KB", 1ull << 10}, |
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208 {"MB", 1ull << 20}, |
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209 {"GB", 1ull << 30}, |
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210 {"TB", 1ull << 40}, |
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211 {"PB", 1ull << 50} /* surely we won't need more than this */ |
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212 }; |
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213 |
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214 for (const auto& suffix : bytes_map) { |
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215 if (str.find(suffix.first) != std::string::npos) { |
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216 try { |
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217 uint64_t size = std::stod(str) * suffix.second; |
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218 return size; |
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219 } catch (std::invalid_argument const& ex) { |
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220 continue; |
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221 } |
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222 } |
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223 } |
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224 |
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225 return ToInt(str, 0); |
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226 } |
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227 |
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228 std::string RemoveLeadingChars(std::string s, const char c) { |
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229 s.erase(0, std::min(s.find_first_not_of(c), s.size() - 1)); |
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230 return s; |
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231 } |
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232 |
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233 std::string RemoveTrailingChars(std::string s, const char c) { |
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234 s.erase(s.find_last_not_of(c) + 1, std::string::npos); |
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235 return s; |
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236 } |
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237 |
| 102 | 238 bool BeginningMatchesSubstring(const std::string& str, const std::string& sub) { |
| 239 for (unsigned long long i = 0; i < str.length() && i < sub.length(); i++) | |
| 240 if (str[i] != sub[i]) | |
| 241 return false; | |
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242 |
| 102 | 243 return true; |
| 244 } | |
| 245 | |
| 9 | 246 } // namespace Strings |