Mercurial > minori
annotate src/core/strings.cc @ 226:f784b5b1914c
settings: add library page
| author | Paper <mrpapersonic@gmail.com> |
|---|---|
| date | Mon, 08 Jan 2024 21:23:00 -0500 |
| parents | 53211cb1e7f5 |
| children | 69f4768a820c |
| 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> |
| 9 | 19 |
| 20 namespace Strings { | |
| 21 | |
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22 /* ew */ |
| 9 | 23 std::string Implode(const std::vector<std::string>& vector, const std::string& delimiter) { |
| 24 if (vector.size() < 1) | |
| 25 return "-"; | |
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26 |
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27 std::string out; |
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28 |
| 9 | 29 for (unsigned long long i = 0; i < vector.size(); i++) { |
| 30 out.append(vector.at(i)); | |
| 31 if (i < vector.size() - 1) | |
| 32 out.append(delimiter); | |
| 33 } | |
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34 |
| 9 | 35 return out; |
| 36 } | |
| 37 | |
| 226 | 38 std::string Implode(const std::set<std::string>& set, const std::string& delimiter) { |
| 39 if (set.size() < 1) | |
| 40 return "-"; | |
| 41 | |
| 42 std::string out; | |
| 43 | |
| 44 for (auto it = set.cbegin(); it != set.cend(); it++) { | |
| 45 out.append(*it); | |
| 46 if (it != std::prev(set.cend(), 1)) | |
| 47 out.append(delimiter); | |
| 48 } | |
| 49 | |
| 50 return out; | |
| 51 } | |
| 52 | |
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53 std::vector<std::string> Split(const std::string &text, const std::string& delimiter) { |
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54 std::vector<std::string> tokens; |
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55 |
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56 std::size_t start = 0, end = 0; |
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57 while ((end = text.find(delimiter, start)) != std::string::npos) { |
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58 tokens.push_back(text.substr(start, end - start)); |
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59 start = end + delimiter.length(); |
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60 } |
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61 tokens.push_back(text.substr(start)); |
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62 |
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63 return tokens; |
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64 } |
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65 |
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66 /* This function is really only used for cleaning up the synopsis of |
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67 * horrible HTML debris from AniList :) |
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68 */ |
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69 std::string ReplaceAll(std::string string, const std::string& find, const std::string& replace) { |
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70 size_t pos = 0; |
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71 while ((pos = string.find(find, pos)) != std::string::npos) { |
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72 string.replace(pos, find.length(), replace); |
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73 pos += replace.length(); |
| 9 | 74 } |
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75 return string; |
| 9 | 76 } |
| 77 | |
| 78 std::string SanitizeLineEndings(const std::string& string) { | |
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79 /* LOL */ |
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80 return |
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81 ReplaceAll( |
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82 ReplaceAll( |
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83 ReplaceAll( |
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84 ReplaceAll( |
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85 ReplaceAll(string, "\r\n", "\n"), |
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86 "</p>", "\n"), |
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87 "<br>", "\n"), |
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88 "<br />", "\n"), |
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89 "\n\n\n", "\n\n"); |
| 9 | 90 } |
| 91 | |
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92 /* removes dumb HTML tags because anilist is aids and |
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93 gives us HTML for synopses :/ */ |
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94 std::string RemoveHtmlTags(std::string string) { |
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95 while (string.find("<") != std::string::npos) { |
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96 auto startpos = string.find("<"); |
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97 auto endpos = string.find(">") + 1; |
| 9 | 98 |
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99 if (endpos != std::string::npos) |
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100 string.erase(startpos, endpos - startpos); |
| 9 | 101 } |
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102 return string; |
| 9 | 103 } |
| 104 | |
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105 /* e.g. "<" for "<" */ |
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106 std::string ParseHtmlEntities(std::string string) { |
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107 const std::unordered_map<std::string, std::string> map = { |
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108 /* The only one of these I can understand using are the first |
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109 * three. why do the rest of these exist? |
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110 * |
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111 * probably mojibake. |
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112 */ |
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113 {"<", "<"}, |
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114 {"&rt;", ">"}, |
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115 {" ", "\xA0"}, |
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116 {"&", "&"}, |
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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 {"’", "’"} // Haibane Renmei, AniList |
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126 }; |
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127 |
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128 for (const auto& item : map) |
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129 string = ReplaceAll(string, item.first, item.second); |
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130 return string; |
| 9 | 131 } |
| 132 | |
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133 /* removes stupid HTML stuff */ |
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134 std::string TextifySynopsis(const std::string& string) { |
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135 return ParseHtmlEntities(RemoveHtmlTags(SanitizeLineEndings(string))); |
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136 } |
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137 |
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138 /* let Qt handle the heavy lifting of locale shit |
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139 * I don't want to deal with |
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140 */ |
| 15 | 141 std::string ToUpper(const std::string& string) { |
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142 return ToUtf8String(session.config.locale.GetLocale().toUpper(ToQString(string))); |
| 15 | 143 } |
| 144 | |
| 145 std::string ToLower(const std::string& string) { | |
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146 return ToUtf8String(session.config.locale.GetLocale().toLower(ToQString(string))); |
| 15 | 147 } |
| 148 | |
| 62 | 149 std::wstring ToWstring(const std::string& string) { |
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150 static std::wstring_convert<std::codecvt_utf8<wchar_t>, wchar_t> converter; |
| 62 | 151 return converter.from_bytes(string); |
| 152 } | |
| 153 | |
| 64 | 154 std::wstring ToWstring(const QString& string) { |
| 155 std::wstring arr(string.size(), L'\0'); | |
| 156 string.toWCharArray(&arr.front()); | |
| 157 return arr; | |
| 158 } | |
| 159 | |
| 62 | 160 std::string ToUtf8String(const std::wstring& wstring) { |
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161 static std::wstring_convert<std::codecvt_utf8<wchar_t>, wchar_t> converter; |
| 62 | 162 return converter.to_bytes(wstring); |
| 163 } | |
| 164 | |
| 64 | 165 std::string ToUtf8String(const QString& string) { |
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166 const QByteArray ba = string.toUtf8(); |
| 77 | 167 return std::string(ba.constData(), ba.size()); |
| 168 } | |
| 169 | |
| 170 std::string ToUtf8String(const QByteArray& ba) { | |
| 171 return std::string(ba.constData(), ba.size()); | |
| 64 | 172 } |
| 173 | |
| 174 QString ToQString(const std::string& string) { | |
| 175 return QString::fromUtf8(string.c_str(), string.length()); | |
| 176 } | |
| 177 | |
| 178 QString ToQString(const std::wstring& wstring) { | |
| 179 return QString::fromWCharArray(wstring.c_str(), wstring.length()); | |
| 180 } | |
| 181 | |
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182 std::string ToUtf8String(const bool b) { |
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183 return b ? "true" : "false"; // lol |
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184 } |
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185 |
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186 bool ToBool(const std::string& str, bool def) { |
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187 std::istringstream s(Strings::ToLower(str)); |
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188 s >> std::boolalpha >> def; |
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189 return def; |
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190 } |
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191 |
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211
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192 /* util funcs */ |
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193 uint64_t HumanReadableSizeToBytes(const std::string& str) { |
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194 static const std::unordered_map<std::string, uint64_t> bytes_map = { |
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195 {"KB", 1ull << 10}, |
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196 {"MB", 1ull << 20}, |
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197 {"GB", 1ull << 30}, |
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198 {"TB", 1ull << 40}, |
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199 {"PB", 1ull << 50} /* surely we won't need more than this */ |
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200 }; |
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201 |
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202 for (const auto& suffix : bytes_map) { |
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203 if (str.find(suffix.first) != std::string::npos) { |
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204 try { |
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205 uint64_t size = std::stod(str) * suffix.second; |
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206 return size; |
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207 } catch (std::invalid_argument const& ex) { |
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208 continue; |
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209 } |
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210 } |
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211 } |
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212 |
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213 return ToInt(str, 0); |
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214 } |
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215 |
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216 std::string RemoveLeadingChars(std::string s, const char c) { |
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217 s.erase(0, std::min(s.find_first_not_of(c), s.size() - 1)); |
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218 return s; |
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219 } |
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220 |
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221 std::string RemoveTrailingChars(std::string s, const char c) { |
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222 s.erase(s.find_last_not_of(c) + 1, std::string::npos); |
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223 return s; |
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224 } |
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225 |
| 102 | 226 bool BeginningMatchesSubstring(const std::string& str, const std::string& sub) { |
| 227 for (unsigned long long i = 0; i < str.length() && i < sub.length(); i++) | |
| 228 if (str[i] != sub[i]) | |
| 229 return false; | |
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230 |
| 102 | 231 return true; |
| 232 } | |
| 233 | |
| 9 | 234 } // namespace Strings |