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#ifndef FUNCTIONS_H
#define FUNCTIONS_H
#include <QFile>
#include <QString>
#include <QTextStream>
#include <fstream>
#include <QDir>
#include <QProcess>
#include <regex>
// WoW, global variables and namespaces are awesome
namespace global {
inline bool showLowBatteryDialog;
inline bool showCriticalBatteryAlert;
inline bool batteryAlertLock;
inline int pageNumber;
inline int bookNumber;
inline bool skipOpenDialog;
inline bool startBatteryWatchdog;
inline bool koboxSettingsRebootDialog;
inline bool resetKoboxUserDataBool;
inline bool resetKoboxDialog;
inline bool appsWidgetCreated;
inline bool appsWidgetSelected;
inline bool settingsChooserWidgetCreated;
inline bool settingsChooserWidgetSelected;
inline bool showUsbmsDialog;
inline bool launchUsbms;
namespace settings {
inline bool settingsRebootDialog;
}
namespace text {
inline bool textBrowserDialog;
inline QString textBrowserContents;
}
// https://stackoverflow.com/questions/6080853/c-multiple-definition-error-for-global-functions-in-the-header-file/20679534#20679534
namespace {
QString checkconfig_str_val;
QString batt_level;
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int batt_level_int;
bool checked_box = false;
bool checkconfig(QString file) {
QFile config(file);
config.open(QIODevice::ReadOnly);
QTextStream in (&config);
const QString content = in.readAll();
std::string contentstr = content.toStdString();
if(contentstr.find("true") != std::string::npos) {
return true;
}
else {
return false;
}
config.close();
return 0;
};
bool checkconfig_rw(QString file) {
QFile config(file);
config.open(QIODevice::ReadWrite);
QTextStream in (&config);
const QString content = in.readAll();
std::string contentstr = content.toStdString();
if(contentstr.find("true") != std::string::npos) {
return true;
}
else {
return false;
}
config.close();
return 0;
};
int brightness_checkconfig(QString file) {
QFile config(file);
config.open(QIODevice::ReadWrite);
QTextStream in (&config);
const QString content = in.readAll();
int content_int = content.toInt();
return content_int;
config.close();
return 0;
};
int get_brightness() {
QFile brightness("/var/run/brightness");
brightness.open(QIODevice::ReadOnly);
QString valuestr = brightness.readAll();
int value = valuestr.toInt();
brightness.close();
return value;
return 0;
}
void set_brightness(int value) {
std::ofstream fhandler;
fhandler.open("/var/run/brightness");
fhandler << value;
fhandler.close();
}
int int_checkconfig(QString file) {
QFile int_config(file);
int_config.open(QIODevice::ReadOnly);
QString valuestr = int_config.readAll();
int value = valuestr.toInt();
int_config.close();
return value;
return 0;
}
int display_quote() {
QDir::setCurrent(".config/05-quote");
QString quote_prog ("sh");
QStringList quote_args;
quote_args << "quote.sh";
QProcess *quote_proc = new QProcess();
quote_proc->start(quote_prog, quote_args);
quote_proc->waitForFinished();
QDir::setCurrent("/mnt/onboard/.adds/inkbox");
int quote_value = int_checkconfig(".config/05-quote/quote");
return quote_value;
return 0;
}
void string_writeconfig(std::string file, std::string config_option) {
std::ofstream fhandler;
fhandler.open(file);
fhandler << config_option;
fhandler.close();
}
void string_checkconfig(QString file) {
QFile config(file);
config.open(QIODevice::ReadWrite);
QTextStream in (&config);
checkconfig_str_val = in.readAll();
config.close();
}
void string_checkconfig_ro(QString file) {
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QFile config(file);
config.open(QIODevice::ReadOnly);
QTextStream in (&config);
checkconfig_str_val = in.readAll();
config.close();
}
void brightness_writeconfig(int value) {
std::ofstream fhandler;
fhandler.open(".config/03-brightness/config");
fhandler << value;
fhandler.close();
}
void get_battery_level() {
QFile batt_level_file("/sys/devices/platform/pmic_battery.1/power_supply/mc13892_bat/capacity");
batt_level_file.open(QIODevice::ReadOnly);
batt_level = batt_level_file.readAll();
batt_level = batt_level.trimmed();
batt_level_int = batt_level.toInt();
batt_level = batt_level.append("%");
batt_level_file.close();
}
void writeconfig(std::string file, std::string config) {
std::ofstream fhandler;
fhandler.open(file);
fhandler << config << std::boolalpha << checked_box << endl;
fhandler.close();
}
bool checkconfig_match(QString file, std::string pattern) {
QFile config(file);
config.open(QIODevice::ReadWrite);
QTextStream in (&config);
const QString content = in.readAll();
std::string contentstr = content.toStdString();
// Thanks to https://stackoverflow.com/questions/22516463/how-do-i-find-a-complete-word-not-part-of-it-in-a-string-in-c
std::regex r("\\b" + pattern + "\\b");
std::smatch m;
if(std::regex_search(contentstr, m, r)) {
return true;
}
else {
return false;
}
config.close();
return 0;
};
bool isBatteryLow() {
// Checks if battery level is under 15% of total capacity.
get_battery_level();
if(batt_level_int <= 15) {
return true;
}
else {
return false;
}
return 0;
}
bool isBatteryCritical() {
// Checks if the battery level is critical (i.e. <= 5%)
get_battery_level();
if(batt_level_int <= 5) {
return true;
}
else {
return false;
}
return 0;
}
void poweroff(bool splash) {
if(splash == true) {
QStringList args;
QProcess *proc = new QProcess();
proc->start(prog, args);
}
else {
QProcess *proc = new QProcess();
proc->start(prog, args);
}
}
void reboot(bool splash) {
if(splash == true) {
QString prog ("reboot");
QStringList args;
if(global::kobox::resetKoboxUserDataBool == true) {
args << "splash" << "reset_kobox";
}
QProcess *proc = new QProcess();
proc->start(prog, args);
}
else {
if(global::kobox::resetKoboxUserDataBool == true) {
args << "no_splash" << "reset_kobox";
}
else {
args << "no_splash";
}
QProcess *proc = new QProcess();
proc->start(prog, args);
}
}
QString prog ("dd");
QStringList args;
args << "if=/dev/mmcblk0" << "bs=512" << "skip=1" << "count=1" << "status=none";
QProcess *proc = new QProcess();
proc->start(prog, args);
proc->waitForFinished();
deviceUID = proc->readAllStandardOutput();
deviceUID = deviceUID.left(256);
void getKernelVersion() {
QString prog ("uname");
QStringList args;
args << "-r";
QProcess *proc = new QProcess();
proc->start(prog, args);
proc->waitForFinished();
kernelVersion = proc->readAllStandardOutput();
}
void getSystemInfo() {
getUID();
getKernelVersion();
global::systemInfoText = "<b>InkBox OS version ";
string_checkconfig_ro("/external_root/opt/isa/version");
global::systemInfoText.append(checkconfig_str_val);
global::systemInfoText.append("</b>");
global::systemInfoText.append("\n<b>Device UID:</b> ");
global::systemInfoText.append(deviceUID);
global::systemInfoText.append("\n");
global::systemInfoText.append("<b>Kernel version:</b> ");
global::systemInfoText.append(kernelVersion);
global::systemInfoText.append("\n");
void resetKoboxUserData() {
global::kobox::resetKoboxUserDataBool = true;
reboot(true);
}
void setDefaultWorkDir() {
QDir::setCurrent("/mnt/onboard/.adds/inkbox");
}
}
#endif // FUNCTIONS_H