convert.cpp

//
// Created by void001 on 9/29/18.
// Converts the extracted ssf theme to fcitx theme

#include <QSettings>
#include <QDir>
#include <iostream>
#include <codecvt>
#include <locale>
#include <string>
#include <iconv.h>
#include <QProcess>
#include <wait.h>
#include <unistd.h>
#include <QVector>
#include <QTextCodec>
#include <QtGui/QPixmap>

#define MAX_CHARS 255

const double pt2px_scale = 1.0;     // TODO: This value is not accurate now

char convert_from_keys[][MAX_CHARS] = {
        "General/zhongwen_first_color",
};

char convert_to_keys[][MAX_CHARS] = {

};

void u16tou8(const char *filename_lower, const char *destname_lower) {
    QFile file(filename_lower);
    file.open(QFile::ReadOnly);

    QByteArray content = file.readAll();
    auto u8_string = QString::fromUtf16((quint16 *) content.data(), content.size() / 2);
#ifdef DEBUG
    {
        int cnt = 0;
        for (auto i = 0; i < content.size(); i++) {
            printf("0x%02X ", content.at(i) & 0xFF);
            cnt++;
            if(cnt == 10)
                printf("\n", cnt = 0);
        }
    }
    printf("\n=====================================================\n");
    {
        auto content = u8_string.toUtf8();
        int cnt = 0;
        for (auto i = 0; i < content.size(); i++) {
            printf("0x%02X ", content.at(i) & 0xFF);
            cnt++;
            if (cnt == 10)
                printf("\n", cnt = 0);
        }
    }
#endif
    QFile dest_file(destname_lower);
    dest_file.open(QFile::ReadWrite);
    dest_file.write(u8_string.toUtf8());
    file.close();
    dest_file.close();
}

// TODO: Fix seperator line
int do_convert(const char *skindir) {
    /*
     * First convert config file to UTF8 encoding
     */

    // TODO: remove the iconv call
    QDir dir(skindir);
    u16tou8(dir.absoluteFilePath("skin.ini").toStdString().c_str(),
            dir.absoluteFilePath("skin.ini.u8").toStdString().c_str());

    QSettings ssfconf(dir.filePath("skin.ini.u8"), QSettings::IniFormat);
    ssfconf.setIniCodec("UTF-8");
    QSettings fcitxconf(dir.filePath("fcitx_skin.conf"), QSettings::NativeFormat);
    fcitxconf.setIniCodec("UTF-8");
    fcitxconf.clear();

    fcitxconf.beginGroup("SkinInfo");
    fcitxconf.setValue("Name", "[CONVERT FROM SSF]" + ssfconf.value("skin_name").toString());
    fcitxconf.setValue("Version", ssfconf.value("skin_version").toString());
    fcitxconf.setValue("Author",
                       ssfconf.value("skin_author").toString() + "<" + ssfconf.value("skin_email").toString() + ">");
    fcitxconf.setValue("Desc", ssfconf.value("skin_info").toString());
    fcitxconf.endGroup();

    ssfconf.beginGroup("Display");
    fcitxconf.beginGroup("SkinFont");
    fcitxconf.setValue("FontSize", ssfconf.value("font_size").toInt());
    // we need to add font_pix to the offset
    int font_pix = (int) (ssfconf.value("font_size").toInt() * pt2px_scale);
    fcitxconf.setValue("MenuFontSize", ssfconf.value("font_size").toInt() - 3);
    fcitxconf.setValue("RespectDPI", "False");

    // zhongwen_first_color => FirstCandColor
    auto val = ssfconf.value("zhongwen_first_color");
    uint32_t ptr = val.toString().toUInt(nullptr, 16);
    // printf("%X", ptr);
    char buf[MAX_CHARS];
    sprintf(buf, "%d %d %d", (ptr & 0xFF0000U) >> 16, (ptr & 0x00FF00U) >> 8, ptr & 0x0000FFU);
    // fcitxconf.setValue("FirstCandColor", QString(buf));

    // zhongwen_first_color => UserPhraseColor
    val = ssfconf.value("pinyin_color");
    ptr = val.toString().toUInt(nullptr, 16);
    // PSST: sogou is fxxking your brain with out of order RGB string, they use BGR instead ,so we need to translate here
    sprintf(buf, "%d %d %d", ptr & 0x0000FFU, (ptr & 0x00FF00U) >> 8, (ptr & 0xFF0000U) >> 16);
    fcitxconf.setValue("UserPhraseColor", QString(buf));
    fcitxconf.setValue("InputColor", QString(buf));
    fcitxconf.setValue("CodeColor", QString(buf));

    val = ssfconf.value("zhongwen_first_color");
    ptr = val.toString().toUInt(nullptr, 16);
    sprintf(buf, "%d %d %d", ptr & 0x0000FFU, (ptr & 0x00FF00U) >> 8, (ptr & 0xFF0000U) >> 16);
    fcitxconf.setValue("FirstCandColor", QString(buf));

    val = ssfconf.value("zhongwen_color");
    ptr = val.toString().toUInt(nullptr, 16);
    sprintf(buf, "%d %d %d", ptr & 0x0000FFU, (ptr & 0x00FF00U) >> 8, (ptr & 0xFF0000U) >> 16);
    fcitxconf.setValue("OtherColor", QString(buf));
    fcitxconf.setValue("IndexColor", QString(buf));


    fcitxconf.setValue("TipColor", "37 191 237");
    // fcitxconf.setValue("OtherColor", "255 223 231"); // OtherColor = FirstCandidColor = comphint color
    fcitxconf.setValue("ActiveMenuColor", "204 41 76");
    fcitxconf.setValue("InactiveMenuColor", "255 223 231");

    fcitxconf.endGroup();
    ssfconf.endGroup();

    ssfconf.beginGroup("Scheme_H1");
    fcitxconf.beginGroup("SkinInputBar");

    fcitxconf.setValue("BackImg", ssfconf.value("pic").toString().toLower());
    fcitxconf.setValue("FillHorizontal", "Copy");
    fcitxconf.setValue("CursorColor", "255 255 255");

    // we need to open the picture first
    QString input_bar_file_name = ssfconf.value("pic").toString().toLower();
    QImage input_bar_pixmap(dir.filePath(input_bar_file_name));
    if (input_bar_pixmap.isNull()) {
        fprintf(stderr, "FAIL TO OPEN file %s", input_bar_file_name.toStdString().c_str());
        exit(-1);
    }

    int pixw = input_bar_pixmap.width();
    int pixh = input_bar_pixmap.height();

    int marge_left = ssfconf.value("layout_horizontal").toStringList().at(1).toInt();
    int marge_right = ssfconf.value("layout_horizontal").toStringList().at(2).toInt();

    int marge_top = ssfconf.value("layout_vertical").toStringList().at(1).toInt();
    int marge_bot = ssfconf.value("layout_vertical").toStringList().at(2).toInt();

    int pinyin_marge_top = ssfconf.value("pinyin_marge").toStringList().at(0).toInt();
    int pinyin_marge_left = ssfconf.value("pinyin_marge").toStringList().at(2).toInt();
    int pinyin_marge_right = ssfconf.value("pinyin_marge").toStringList().at(3).toInt();
    int zhongwen_marge_bot = ssfconf.value("zhongwen_marge").toStringList().at(1).toInt();

    int sep_zhongwen = ssfconf.value("zhongwen_marge").toStringList().at(0).toInt();
    int sep_pinyin = ssfconf.value("pinyin_marge").toStringList().at(1).toInt();

    // TODO: 在搜狗里对于输入区域的左右对齐是有另外调整的，可是在 fcitx 里就只有管理九宫格的 MargineLeft 和 Right 同时用来控制对齐，这其实就有些难受了
    fcitxconf.setValue("MarginLeft", marge_left);
    fcitxconf.setValue("MarginRight", marge_right);

    fcitxconf.setValue("MarginTop", pinyin_marge_top + font_pix + sep_pinyin);
    fcitxconf.setValue("MarginBottom", pixh - (font_pix + sep_zhongwen) - (font_pix + pinyin_marge_top + sep_pinyin));

    // We try set the input pos fix, and move the seperator line
    fcitxconf.setValue("InputPos", - sep_pinyin);
    // fcitxconf.setValue("OutputPos", pixh - pinyin_marge_top - zhongwen_marge_bot - font_pix);
    fcitxconf.setValue("OutputPos", font_pix + sep_zhongwen);

    // Let's draw the overlay if necessary, now very STUB, we assume it is Right Down Corner Aligned
    // And we assume the key is named custom0_*
    if (!ssfconf.value("custom0_display").isNull()) {
        QString overlay_file_name = ssfconf.value("custom0").toString().toLower();
        QImage overlay_pixmap(dir.filePath(overlay_file_name));
        int ov_pixw = overlay_pixmap.width();
        int ov_pixh = overlay_pixmap.height();
        fcitxconf.setValue("OverlayDock", "BottomRight");
        fcitxconf.setValue("OverlayOffsetX", -ov_pixw);
        fcitxconf.setValue("OverlayOffsetY", -ov_pixh);
        fcitxconf.setValue("Overlay", overlay_file_name);
    }

    // TODO: generate back arrow and forward arrow for fcitx
    // TODO: STUB NOW
    fcitxconf.setValue("BackArrow", "prev.png");
    fcitxconf.setValue("ForwardArrow", "next.png");
    fcitxconf.setValue("BackArrowX", 140);
    fcitxconf.setValue("BackArrowY", 175);
    fcitxconf.setValue("ForwardArrowX", 130);
    fcitxconf.setValue("ForwardArrowY", 175);

    fcitxconf.endGroup();
    ssfconf.endGroup();

    ssfconf.beginGroup("StatusBar");
    fcitxconf.beginGroup("SkinMainBar");

    fcitxconf.setValue("BackImg", ssfconf.value("pic").toString().toLower());
    QStringList cn_en_list = ssfconf.value("cn_en").toStringList();

    // QSettings IS SHIT! The below line won't output anything
    // std::cout << ssfconf.value("cn_en").toString().split(",").join(",").toStdString() << std::endl;

    fcitxconf.setValue("Active", cn_en_list.at(0));
    fcitxconf.setValue("Eng", cn_en_list.at(1));
    fcitxconf.setValue("Logo", "logo.png");

    // TODO: fix the margin
    fcitxconf.setValue("MarginLeft", 45);
    fcitxconf.setValue("MarginRight", 50);
    fcitxconf.setValue("MarginBottom", 25);
    fcitxconf.setValue("MarginTop", 40);

    fcitxconf.endGroup();
    ssfconf.endGroup();

    fcitxconf.beginGroup("SkinKeyboard");
    fcitxconf.setValue("KeyColor", "105 21 20");
    fcitxconf.endGroup();

    fcitxconf.beginGroup("SkinTrayIcon");
    fcitxconf.setValue("Active", "active.png");
    fcitxconf.setValue("Inactive", "inactive.png");
    fcitxconf.endGroup();

    // TODO: fix the margin, not so high priority
    fcitxconf.beginGroup("SkinMenu");
    fcitxconf.setValue("BackImg", "menu.png");
    fcitxconf.setValue("MarginLeft", 50);
    fcitxconf.setValue("MarginRight", 180);
    fcitxconf.setValue("MarginBottom", 162);
    fcitxconf.setValue("MarginTop", 27);
    fcitxconf.setValue("ActiveColor", "255 223 231");
    fcitxconf.setValue("LineColor", "255 223 231");
    fcitxconf.setValue("FillHorizontal", "Copy");
    fcitxconf.endGroup();

    return 0;
}