Remove in-place translations support.
[dcpomatic.git] / src / lib / util.cc
index 6ed66c40f27d14f3cc0dfd6c556b4a6f3c5b0d60..fe6602de380cf60c2b3f0cf9fc197471eeef011b 100644 (file)
@@ -33,7 +33,6 @@
 #include "config.h"
 #include "constants.h"
 #include "cross.h"
-#include "crypto.h"
 #include "dcp_content_type.h"
 #include "dcpomatic_log.h"
 #include "digester.h"
 #include "video_content.h"
 #include <dcp/atmos_asset.h>
 #include <dcp/decrypted_kdm.h>
+#include <dcp/file.h>
+#include <dcp/filesystem.h>
 #include <dcp/locale_convert.h>
 #include <dcp/picture_asset.h>
 #include <dcp/raw_convert.h>
+#include <dcp/scope_guard.h>
 #include <dcp/sound_asset.h>
 #include <dcp/subtitle_asset.h>
 #include <dcp/util.h>
@@ -73,6 +75,7 @@ LIBDCP_ENABLE_WARNINGS
 #include <unicode/utypes.h>
 #include <unicode/unistr.h>
 #include <unicode/translit.h>
+#include <unicode/brkiter.h>
 #include <boost/algorithm/string.hpp>
 #include <boost/range/algorithm/replace_if.hpp>
 #include <boost/thread.hpp>
@@ -405,7 +408,6 @@ ffmpeg_log_callback(void* ptr, int level, const char* fmt, va_list vl)
 }
 
 
-static
 void
 capture_ffmpeg_logs()
 {
@@ -446,7 +448,13 @@ LIBDCP_ENABLE_WARNINGS
 
 #ifdef DCPOMATIC_WINDOWS
        putenv ("PANGOCAIRO_BACKEND=fontconfig");
-       putenv (String::compose("FONTCONFIG_PATH=%1", resources_path().string()).c_str());
+       if (dcp::filesystem::exists(resources_path() / "fonts.conf")) {
+               /* The actual application after installation */
+               putenv(String::compose("FONTCONFIG_PATH=%1", resources_path().string()).c_str());
+       } else {
+               /* The place where fonts.conf is during tests */
+               putenv("FONTCONFIG_PATH=build\\fonts");
+       }
 #endif
 
 #ifdef DCPOMATIC_OSX
@@ -459,12 +467,12 @@ LIBDCP_ENABLE_WARNINGS
 
 #if defined(DCPOMATIC_WINDOWS) || defined(DCPOMATIC_OSX)
        /* Render something to fontconfig to create its cache */
-       list<StringText> subs;
+       vector<StringText> subs;
        dcp::SubtitleString ss(
                optional<string>(), false, false, false, dcp::Colour(), 42, 1, dcp::Time(), dcp::Time(), 0, dcp::HAlign::CENTER, 0, dcp::VAlign::CENTER, 0, dcp::Direction::LTR,
-               "Hello dolly", dcp::Effect::NONE, dcp::Colour(), dcp::Time(), dcp::Time(), 0
+               "Hello dolly", dcp::Effect::NONE, dcp::Colour(), dcp::Time(), dcp::Time(), 0, std::vector<dcp::Ruby>()
                );
-       subs.push_back(StringText(ss, 0, {}, dcp::SubtitleStandard::SMPTE_2014));
+       subs.push_back(StringText(ss, 0, make_shared<dcpomatic::Font>("foo"), dcp::SubtitleStandard::SMPTE_2014));
        render_text (subs, dcp::Size(640, 480), DCPTime(), 24);
 #endif
 
@@ -554,7 +562,7 @@ digest_head_tail (vector<boost::filesystem::path> files, boost::uintmax_t size)
                        throw OpenFileError (files[i].string(), errno, OpenFileError::READ);
                }
 
-               boost::uintmax_t this_time = min (to_do, boost::filesystem::file_size (files[i]));
+               auto this_time = min(to_do, dcp::filesystem::file_size(files[i]));
                f.checked_read(p, this_time);
                p += this_time;
                to_do -= this_time;
@@ -573,7 +581,7 @@ digest_head_tail (vector<boost::filesystem::path> files, boost::uintmax_t size)
                        throw OpenFileError (files[i].string(), errno, OpenFileError::READ);
                }
 
-               boost::uintmax_t this_time = min (to_do, boost::filesystem::file_size (files[i]));
+               auto this_time = min(to_do, dcp::filesystem::file_size(files[i]));
                f.seek(-this_time, SEEK_END);
                f.checked_read(p, this_time);
                p += this_time;
@@ -590,7 +598,8 @@ digest_head_tail (vector<boost::filesystem::path> files, boost::uintmax_t size)
 string
 simple_digest (vector<boost::filesystem::path> paths)
 {
-       return digest_head_tail(paths, 1000000) + raw_convert<string>(boost::filesystem::file_size(paths.front()));
+       DCP_ASSERT(!paths.empty());
+       return digest_head_tail(paths, 1000000) + raw_convert<string>(dcp::filesystem::file_size(paths.front()));
 }
 
 
@@ -665,7 +674,7 @@ short_audio_channel_name (int c)
 bool
 valid_image_file (boost::filesystem::path f)
 {
-       if (boost::starts_with (f.leaf().string(), "._")) {
+       if (boost::starts_with(f.filename().string(), "._")) {
                return false;
        }
 
@@ -682,7 +691,7 @@ valid_image_file (boost::filesystem::path f)
 bool
 valid_sound_file (boost::filesystem::path f)
 {
-       if (boost::starts_with (f.leaf().string(), "._")) {
+       if (boost::starts_with(f.filename().string(), "._")) {
                return false;
        }
 
@@ -725,9 +734,9 @@ asset_filename (shared_ptr<dcp::Asset> asset, string type, int reel_index, int r
        values['r'] = raw_convert<string>(reel_index + 1);
        values['n'] = raw_convert<string>(reel_count);
        if (summary) {
-               values['c'] = careful_string_filter(summary.get());
+               values['c'] = summary.get();
        }
-       return Config::instance()->dcp_asset_filename_format().get(values, "_" + asset->id() + extension);
+       return careful_string_filter(Config::instance()->dcp_asset_filename_format().get(values, "_" + asset->id() + extension));
 }
 
 
@@ -791,7 +800,7 @@ careful_string_filter (string s)
 
        /* Then remove anything that's not in a very limited character set */
        wstring out;
-       wstring const allowed = L"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_%.+";
+       wstring const allowed = L"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_.+";
        for (int i = 0; i < transliterated_more.length(); ++i) {
                wchar_t c = transliterated_more[i];
                if (allowed.find(c) != string::npos) {
@@ -957,7 +966,7 @@ copy_in_bits (boost::filesystem::path from, boost::filesystem::path to, std::fun
 
        std::vector<uint8_t> buffer(chunk);
 
-       boost::uintmax_t const total = boost::filesystem::file_size (from);
+       auto const total = dcp::filesystem::file_size(from);
        boost::uintmax_t remaining = total;
 
        while (remaining) {
@@ -1029,7 +1038,7 @@ default_font_file ()
        boost::filesystem::path liberation_normal;
        try {
                liberation_normal = resources_path() / "LiberationSans-Regular.ttf";
-               if (!boost::filesystem::exists (liberation_normal)) {
+               if (!dcp::filesystem::exists(liberation_normal)) {
                        /* Hack for unit tests */
                        liberation_normal = resources_path() / "fonts" / "LiberationSans-Regular.ttf";
                }
@@ -1037,10 +1046,10 @@ default_font_file ()
 
        }
 
-       if (!boost::filesystem::exists(liberation_normal)) {
+       if (!dcp::filesystem::exists(liberation_normal)) {
                liberation_normal = "/usr/share/fonts/truetype/liberation/LiberationSans-Regular.ttf";
        }
-       if (!boost::filesystem::exists(liberation_normal)) {
+       if (!dcp::filesystem::exists(liberation_normal)) {
                liberation_normal = "/usr/share/fonts/liberation-sans/LiberationSans-Regular.ttf";
        }
 
@@ -1076,6 +1085,69 @@ error_details(boost::system::error_code ec)
 bool
 contains_assetmap(boost::filesystem::path dir)
 {
-       return boost::filesystem::is_regular_file(dir / "ASSETMAP") || boost::filesystem::is_regular_file(dir / "ASSETMAP.xml");
+       return dcp::filesystem::is_regular_file(dir / "ASSETMAP") || dcp::filesystem::is_regular_file(dir / "ASSETMAP.xml");
+}
+
+
+string
+word_wrap(string input, int columns)
+{
+       icu::Locale locale;
+       UErrorCode status = U_ZERO_ERROR;
+       auto iter = icu::BreakIterator::createLineInstance(locale, status);
+       dcp::ScopeGuard sg = [iter]() { delete iter; };
+       if (U_FAILURE(status)) {
+               return input;
+       }
+
+       auto input_icu = icu::UnicodeString::fromUTF8(icu::StringPiece(input));
+       iter->setText(input_icu);
+
+       int position = 0;
+       string output;
+       while (position < input_icu.length()) {
+               int end_of_line = iter->preceding(position + columns + 1);
+               icu::UnicodeString line;
+               if (end_of_line <= position) {
+                       /* There's no good line-break position; just break in the middle of a word */
+                       line = input_icu.tempSubString(position, columns);
+                       position += columns;
+               } else {
+                       line = input_icu.tempSubString(position, end_of_line - position);
+                       position = end_of_line;
+               }
+               line.toUTF8String(output);
+               output += "\n";
+       }
+
+       return output;
+}
+
+
+string
+screen_names_to_string(vector<string> names)
+{
+       if (names.empty()) {
+               return {};
+       }
+
+       auto number = [](string const& s) {
+               return s.find_first_not_of("0123456789") == string::npos;
+       };
+
+       if (std::find_if(names.begin(), names.end(), [number](string const& s) { return !number(s); }) == names.end()) {
+               std::sort(names.begin(), names.end(), [](string const& a, string const& b) {
+                       return dcp::raw_convert<int>(a) < dcp::raw_convert<int>(b);
+               });
+       } else {
+               std::sort(names.begin(), names.end());
+       }
+
+       string result;
+       for (auto const& name: names) {
+               result += name + ", ";
+       }
+
+       return result.substr(0, result.length() - 2);
 }