327 lines
9.4 KiB
C
327 lines
9.4 KiB
C
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/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2020 - Raw Material Software Limited
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 6 End-User License
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Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
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End User License Agreement: www.juce.com/juce-6-licence
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Privacy Policy: www.juce.com/juce-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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#pragma once
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//==============================================================================
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struct TranslationHelpers
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{
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static void addString (StringArray& strings, const String& s)
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{
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if (s.isNotEmpty() && ! strings.contains (s))
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strings.add (s);
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}
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static void scanFileForTranslations (StringArray& strings, const File& file)
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{
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auto content = file.loadFileAsString();
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auto p = content.getCharPointer();
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for (;;)
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{
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p = CharacterFunctions::find (p, CharPointer_ASCII ("TRANS"));
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if (p.isEmpty())
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break;
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p += 5;
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p.incrementToEndOfWhitespace();
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if (*p == '(')
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{
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++p;
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MemoryOutputStream text;
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parseStringLiteral (p, text);
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addString (strings, text.toString());
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}
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}
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}
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static void parseStringLiteral (String::CharPointerType& p, MemoryOutputStream& out) noexcept
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{
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p.incrementToEndOfWhitespace();
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if (p.getAndAdvance() == '"')
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{
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auto start = p;
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for (;;)
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{
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auto c = *p;
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if (c == '"')
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{
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out << String (start, p);
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++p;
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parseStringLiteral (p, out);
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return;
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}
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if (c == 0)
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break;
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if (c == '\\')
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{
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out << String (start, p);
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++p;
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out << String::charToString (readEscapedChar (p));
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start = p + 1;
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}
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++p;
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}
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}
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}
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static juce_wchar readEscapedChar (String::CharPointerType& p)
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{
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auto c = *p;
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switch (c)
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{
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case '"':
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case '\\':
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case '/': break;
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case 'b': c = '\b'; break;
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case 'f': c = '\f'; break;
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case 'n': c = '\n'; break;
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case 'r': c = '\r'; break;
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case 't': c = '\t'; break;
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case 'x':
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++p;
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c = 0;
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for (int i = 4; --i >= 0;)
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{
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const int digitValue = CharacterFunctions::getHexDigitValue (*p);
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if (digitValue < 0)
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break;
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++p;
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c = (c << 4) + (juce_wchar) digitValue;
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}
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break;
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case '0': case '1': case '2': case '3': case '4':
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case '5': case '6': case '7': case '8': case '9':
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c = 0;
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for (int i = 4; --i >= 0;)
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{
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const auto digitValue = (int) (*p - '0');
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if (digitValue < 0 || digitValue > 7)
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break;
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++p;
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c = (c << 3) + (juce_wchar) digitValue;
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}
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break;
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default:
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break;
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}
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return c;
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}
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static void scanFilesForTranslations (StringArray& strings, const Project::Item& p)
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{
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if (p.isFile())
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{
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const File file (p.getFile());
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if (file.hasFileExtension (sourceOrHeaderFileExtensions))
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scanFileForTranslations (strings, file);
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}
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for (int i = 0; i < p.getNumChildren(); ++i)
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scanFilesForTranslations (strings, p.getChild (i));
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}
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static void scanFolderForTranslations (StringArray& strings, const File& root)
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{
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for (const auto& i : RangedDirectoryIterator (root, true))
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{
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const auto file = i.getFile();
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if (file.hasFileExtension (sourceOrHeaderFileExtensions))
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scanFileForTranslations(strings, file);
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}
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}
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static void scanProject (StringArray& strings, Project& project)
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{
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scanFilesForTranslations (strings, project.getMainGroup());
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OwnedArray<LibraryModule> modules;
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project.getEnabledModules().createRequiredModules (modules);
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for (int j = 0; j < modules.size(); ++j)
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{
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const File localFolder (modules.getUnchecked(j)->getFolder());
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Array<File> files;
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modules.getUnchecked(j)->findBrowseableFiles (localFolder, files);
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for (int i = 0; i < files.size(); ++i)
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scanFileForTranslations (strings, files.getReference(i));
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}
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}
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static const char* getMungingSeparator() { return "JCTRIDX"; }
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static StringArray breakApart (const String& munged)
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{
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StringArray lines, result;
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lines.addLines (munged);
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String currentItem;
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for (int i = 0; i < lines.size(); ++i)
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{
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if (lines[i].contains (getMungingSeparator()))
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{
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if (currentItem.isNotEmpty())
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result.add (currentItem);
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currentItem = String();
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}
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else
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{
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if (currentItem.isNotEmpty())
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currentItem << newLine;
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currentItem << lines[i];
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}
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}
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if (currentItem.isNotEmpty())
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result.add (currentItem);
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return result;
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}
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static StringArray withTrimmedEnds (StringArray array)
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{
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for (auto& s : array)
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s = s.trimEnd().removeCharacters ("\r\n");
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return array;
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}
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static String escapeString (const String& s)
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{
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return s.replace ("\"", "\\\"")
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.replace ("\'", "\\\'")
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.replace ("\t", "\\t")
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.replace ("\r", "\\r")
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.replace ("\n", "\\n");
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}
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static String getPreTranslationText (Project& project)
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{
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StringArray strings;
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scanProject (strings, project);
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return mungeStrings (strings);
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}
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static String getPreTranslationText (const LocalisedStrings& strings)
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{
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return mungeStrings (strings.getMappings().getAllKeys());
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}
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static String mungeStrings (const StringArray& strings)
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{
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MemoryOutputStream s;
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for (int i = 0; i < strings.size(); ++i)
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{
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s << getMungingSeparator() << i << "." << newLine << strings[i];
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if (i < strings.size() - 1)
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s << newLine;
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}
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return s.toString();
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}
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static String createLine (const String& preString, const String& postString)
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{
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return "\"" + escapeString (preString)
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+ "\" = \""
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+ escapeString (postString) + "\"";
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}
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static String createFinishedTranslationFile (StringArray preStrings,
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StringArray postStrings,
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const LocalisedStrings& original)
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{
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const StringPairArray& originalStrings (original.getMappings());
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StringArray lines;
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if (originalStrings.size() > 0)
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{
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lines.add ("language: " + original.getLanguageName());
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lines.add ("countries: " + original.getCountryCodes().joinIntoString (" "));
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lines.add (String());
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const StringArray& originalKeys (originalStrings.getAllKeys());
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const StringArray& originalValues (originalStrings.getAllValues());
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int numRemoved = 0;
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for (int i = preStrings.size(); --i >= 0;)
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{
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if (originalKeys.contains (preStrings[i]))
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{
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preStrings.remove (i);
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postStrings.remove (i);
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++numRemoved;
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}
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}
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for (int i = 0; i < originalStrings.size(); ++i)
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lines.add (createLine (originalKeys[i], originalValues[i]));
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}
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else
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{
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lines.add ("language: [enter full name of the language here!]");
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lines.add ("countries: [enter list of 2-character country codes here!]");
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lines.add (String());
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}
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for (int i = 0; i < preStrings.size(); ++i)
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lines.add (createLine (preStrings[i], postStrings[i]));
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return lines.joinIntoString (newLine);
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}
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};
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