/
mythsettings.cpp
740 lines (656 loc) · 23.9 KB
/
mythsettings.cpp
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#include <QNetworkInterface>
#include <QDomDocument>
#include <QFile>
#include "channelsettings.h" // for ChannelTVFormat::GetFormats()
#include "mythsettings.h"
#include "frequencies.h"
#include "mythcontext.h"
#include "mythdb.h"
MythSetting::SettingType parse_setting_type(const QString &str);
MythSetting::DataType parse_data_type(const QString &str);
bool parse_dom(MythSettingList &settings, const QDomElement &element,
const QString &filename, const QString &group,
bool includeAllChildren, bool &foundGroup);
static QString indent(uint level)
{
QString ret;
for (uint i = 0; i < level; i++)
ret += " ";
return ret;
}
static QString extract_query_list(
const MythSettingList &settings, MythSetting::SettingType stype)
{
QString list;
for (const auto *val : qAsConst(settings))
{
const auto *group = dynamic_cast<const MythSettingGroup*>(val);
if (group)
{
list += extract_query_list(group->m_settings, stype);
continue;
}
const auto *setting = dynamic_cast<const MythSetting*>(val);
if (setting && (setting->m_stype == stype))
list += QString(",'%1'").arg(setting->m_value);
}
if (!list.isEmpty() && (list[0] == QChar(',')))
list = list.mid(1);
return list;
}
static void fill_setting(
MythSettingBase *sb, const QMap<QString,QString> &map,
MythSetting::SettingType stype)
{
const auto *group = dynamic_cast<const MythSettingGroup*>(sb);
if (group)
{
for (auto *setting : qAsConst(group->m_settings))
fill_setting(setting, map, stype);
return;
}
auto *setting = dynamic_cast<MythSetting*>(sb);
if (setting && (setting->m_stype == stype))
{
QMap<QString,QString>::const_iterator it = map.find(setting->m_value);
if (it != map.end())
setting->m_data = *it;
bool do_option_check = false;
if (MythSetting::kLocalIPAddress == setting->m_dtype)
{
setting->m_data_list = GetSettingValueList("LocalIPAddress");
setting->m_display_list = setting->m_data_list;
do_option_check = true;
}
else if (MythSetting::kSelect == setting->m_dtype)
{
do_option_check = true;
}
else if (MythSetting::kTVFormat == setting->m_dtype)
{
setting->m_data_list = setting->m_display_list =
ChannelTVFormat::GetFormats();
do_option_check = true;
}
else if (MythSetting::kFrequencyTable == setting->m_dtype)
{
setting->m_data_list.clear();
for (const auto &list : gChanLists)
setting->m_data_list.push_back(list.name);
setting->m_display_list = setting->m_data_list;
do_option_check = true;
}
if (do_option_check)
{
if (!setting->m_data_list.empty() &&
!setting->m_data_list.contains(setting->m_data.toLower(),
Qt::CaseInsensitive))
{
bool ok = false;
long long idata = setting->m_data.toLongLong(&ok);
if (ok)
{
uint sel = 0;
for (int i = setting->m_data_list.size() - 1; i >= 0; i--)
{
if (idata < setting->m_data_list[i].toLongLong())
break;
sel = i;
}
setting->m_data = setting->m_data_list[sel];
}
else
{
setting->m_data =
(setting->m_data_list.contains(
setting->m_default_data, Qt::CaseInsensitive)) ?
setting->m_default_data : setting->m_data_list[0];
}
}
}
}
}
static void fill_settings(
MythSettingList &settings, MSqlQuery &query, MythSetting::SettingType stype)
{
QMap<QString,QString> map;
while (query.next())
map[query.value(0).toString()] = query.value(1).toString();
for (auto *setting : qAsConst(settings))
fill_setting(setting, map, stype);
}
QString MythSettingGroup::ToHTML(uint depth) const
{
QString ret;
ret = indent(depth) +
QString("<div class=\"group\" id=\"%1\">\r\n").arg(m_unique_label);
if (!m_human_label.isEmpty())
{
ret += indent(depth+1) + QString("<h%1 class=\"config\">%2</h%3>\r\n")
.arg(depth+1).arg(m_human_label).arg(depth+1);
}
for (const auto *setting : qAsConst(m_settings))
ret += setting->ToHTML(depth+1);
ret += indent(depth) +"</div>";
return ret;
}
QString MythSetting::ToHTML(uint level) const
{
QString ret = indent(level) +
QString("<div class=\"setting\" id=\"%1_div\">\r\n").arg(m_value);
int size = 20;
switch (m_dtype)
{
case kFloat:
case kInteger:
case kIntegerRange:
case kUnsignedInteger:
case kTimeOfDay:
case kIPAddress:
size = 20;
break;
case kString:
size = 60;
break;
case kCheckBox:
case kSelect:
case kComboBox:
case kTVFormat:
case kFrequencyTable:
case kLocalIPAddress:
case kOther:
case kInvalidDataType:
break;
}
switch (m_dtype)
{
case kInteger:
case kUnsignedInteger:
ret += indent(level) +
QString("<p class=\"setting_paragraph\"><label class=\"setting_label\" "
"for=\"%1\">%2</label>")
.arg(m_value).arg(m_label);
ret += indent(level) +
QString("<input class=\"setting_input\" name=\"%1\" id=\"%2\" type=\"number\""
" value='%3' step='1' size='%4'/>\r\n")
.arg(m_value).arg(m_value).arg(m_data).arg(size);
ret += indent(level) +
QString("<a class=\"setting_helplink ui-icon ui-icon-help\" href=\"javascript:showSettingHelp('%1')"
"\"></a></label></p>\r\n").arg(m_value);
ret += indent(level) +
QString("<div class=\"form_error\""
"id=\"%1_error\"></div><div style=\"display:none;"
"position:absolute;left:-4000px\" "
"id=\"%2_default\">%3</div>\r\n")
.arg(m_value).arg(m_value).arg(m_default_data);
break;
case kIntegerRange:
ret += indent(level) +
QString("<p class=\"setting_paragraph\"><label class=\"setting_label\" "
"for=\"%1\">%2</label>")
.arg(m_value).arg(m_label);
ret += indent(level) +
QString("<input class=\"setting_input\" name=\"%1\" id=\"%2\" type=\"number\""
" value='%3' min='%4' max='%5' step='1' size='%6'/>\r\n")
.arg(m_value).arg(m_value).arg(m_data).arg(m_range_min).arg(m_range_max).arg(size);
ret += indent(level) +
QString("<a class=\"setting_helplink ui-icon ui-icon-help\" href=\"javascript:showSettingHelp('%1')"
"\"></a></label></p>\r\n").arg(m_value);
ret += indent(level) +
QString("<div class=\"form_error\""
"id=\"%1_error\"></div><div style=\"display:none;"
"position:absolute;left:-4000px\" "
"id=\"%2_default\">%3</div>\r\n")
.arg(m_value).arg(m_value).arg(m_default_data);
break;
case kFloat:
case kComboBox:
case kIPAddress:
case kString:
case kTimeOfDay:
case kOther:
ret += indent(level) +
QString("<p class=\"setting_paragraph\"><label class=\"setting_label\" "
"for=\"%1\">%2</label>")
.arg(m_value).arg(m_label);
ret += indent(level) +
QString("<input class=\"setting_input\" name=\"%1\" id=\"%2\" type=\"text\""
" value=\"%3\" size='%4' placeholder=\"%5\"/>\r\n")
.arg(m_value).arg(m_value).arg(m_data).arg(size).arg(m_placeholder_text);
ret += indent(level) +
QString("<a class=\"setting_helplink ui-icon ui-icon-help\" href=\"javascript:showSettingHelp('%1')"
"\"></a></label></p>\r\n").arg(m_value);
ret += indent(level) +
QString("<div class=\"form_error\""
"id=\"%1_error\"></div><div style=\"display:none;"
"position:absolute;left:-4000px\" "
"id=\"%2_default\">%3</div>\r\n")
.arg(m_value).arg(m_value).arg(m_default_data);
break;
case kCheckBox:
ret += indent(level) +
QString("<p class=\"setting_paragraph\">"
"<input class=\"setting_input\" name=\"%1_input\" id=\"%2\" type=\"checkbox\""
" value=\"1\" %3/><label class=\"setting_label_checkbox\" for=\"%5\">%6</label>")
.arg(m_value).arg(m_value).arg((m_data.toUInt()) ? "checked" : "").arg(m_value).arg(m_label);
ret += indent(level) +
QString("<a class=\"setting_helplink ui-icon ui-icon-help\" href=\"javascript:showSettingHelp('%1'"
")\"></a></p><div class=\"form_error\""
" id=\"%2_error\"></div>").arg(m_value).arg(m_value);
ret += indent(level) +
QString("<div style=\"display:none;"
"position:absolute;left:-4000px\" "
"id=\"%1_default\">%2</div>")
.arg(m_value).arg(m_default_data);
break;
case kLocalIPAddress:
case kTVFormat:
case kFrequencyTable:
case kSelect:
ret += indent(level) +
QString("<p class=\"setting_paragraph\"><label class=\"setting_label\" "
"for=\"%1\">%2</label>")
.arg(m_value).arg(m_label);
ret += indent(level) +
QString("<select class=\"setting_select\" name=\"%1_input\" id=\"%2\">\r\n")
.arg(m_value).arg(m_value);
for (uint i = 0; (i < (uint)m_data_list.size()) &&
(i < (uint)m_display_list.size()); i++)
{
ret += indent(level+1) +
QString("<option value=\"%1\" %2>%3</option>\r\n")
.arg(m_data_list[i])
.arg((m_data_list[i].toLower() == m_data.toLower()) ?
"selected" : "")
.arg(m_display_list[i]);
}
ret += indent(level) + "</select>" +
QString("<a class=\"setting_helplink ui-icon ui-icon-help\" href=\"javascript:showSettingHelp('%1')"
"\"></a></p>\r\n").arg(m_value);
ret += indent(level) +
QString("<div class=\"form_error\""
"id=\"%1_error\"></div><div style=\"display:none;"
"position:absolute;left:-4000px\" "
"id=\"%2_default\">%3</div>\r\n")
.arg(m_value).arg(m_value).arg(m_default_data);
break;
case kInvalidDataType:
break;
}
ret += indent(level) + "</div>\r\n";
return ret;
}
MythSetting::SettingType parse_setting_type(const QString &str)
{
QString s = str.toLower();
if (s=="file")
return MythSetting::kFile;
if (s=="host")
return MythSetting::kHost;
if (s=="global")
return MythSetting::kGlobal;
return MythSetting::kInvalidSettingType;
}
MythSetting::DataType parse_data_type(const QString &str)
{
QString s = str.toLower();
if (s == "integer")
return MythSetting::kInteger;
if (s == "unsigned")
return MythSetting::kUnsignedInteger;
if (s == "integer_range")
return MythSetting::kIntegerRange;
if (s == "checkbox")
return MythSetting::kCheckBox;
if (s == "select")
return MythSetting::kSelect;
if (s == "combobox")
return MythSetting::kComboBox;
if (s == "tvformat")
return MythSetting::kTVFormat;
if (s == "frequency_table")
return MythSetting::kFrequencyTable;
if (s == "float")
return MythSetting::kFloat;
if (s == "ipaddress")
return MythSetting::kIPAddress;
if (s == "localipaddress")
return MythSetting::kLocalIPAddress;
if (s == "string")
return MythSetting::kString;
if (s == "timeofday")
return MythSetting::kTimeOfDay;
if (s == "other")
return MythSetting::kOther;
LOG(VB_GENERAL, LOG_ERR, QString("Unknown type: %1").arg(str));
return MythSetting::kInvalidDataType;
}
QMap<QString,QString> GetSettingsMap(MythSettingList &settings,
const QString &hostname)
{
QMap<QString,QString> result;
MSqlQuery query(MSqlQuery::InitCon());
QString list = extract_query_list(settings, MythSetting::kHost);
QString qstr =
"SELECT value, data "
"FROM settings "
"WHERE hostname = '" + hostname + "' AND "
" value in (" + list + ")";
if (!list.isEmpty())
{
if (!query.exec(qstr))
{
MythDB::DBError("GetSettingsMap() 1", query);
return result;
}
while (query.next())
result[query.value(0).toString()] = query.value(1).toString();
}
list = extract_query_list(settings, MythSetting::kGlobal);
qstr =
"SELECT value, data "
"FROM settings "
"WHERE hostname IS NULL AND "
" value in (" + list + ")";
if (!list.isEmpty())
{
if (!query.exec(qstr))
{
MythDB::DBError("GetSettingsMap() 2", query);
return result;
}
while (query.next())
result[query.value(0).toString()] = query.value(1).toString();
}
return result;
}
QStringList GetSettingValueList(const QString &type)
{
QStringList sList;
if (type == "LocalIPAddress")
{
QList<QHostAddress> list = QNetworkInterface::allAddresses();
for (const auto & addr : qAsConst(list))
{
if (addr.toString().contains(":"))
continue; // ignore IP6 addresses for now
sList << addr.toString();
}
if (sList.isEmpty())
sList << "127.0.0.1";
}
return sList;
}
QString StringMapToJSON(const QMap<QString,QString> &map)
{
QString result;
QMap<QString,QString>::const_iterator it = map.begin();
for (; it != map.end(); ++it)
{
if (result.isEmpty())
result += "{ ";
else
result += ", ";
// FIXME, howto encode double quotes in JSON?
result += "\"" + it.key() + "\": \"" + it.value() + "\"";
}
if (!result.isEmpty())
result += " }";
else
result = "{ }";
return result;
}
QString StringListToJSON(const QString &key,
const QStringList &sList)
{
QString result;
for (const auto & item : qAsConst(sList))
{
if (result.isEmpty())
result += QString("{ \"%1\" : [ ").arg(key);
else
result += ", ";
// FIXME, howto encode double quotes in JSON?
result += "\"" + item + "\"";
}
if (!result.isEmpty())
result += " ] }";
else
result = "{ }";
return result;
}
bool parse_dom(MythSettingList &settings, const QDomElement &element,
const QString &filename, const QString &group,
bool includeAllChildren, bool &foundGroup)
{
#define LOC QString("parse_dom(%1@~%2), error: ") \
.arg(filename).arg(e.lineNumber())
bool mFoundGroup = false;
QDomNode n = element.firstChild();
while (!n.isNull())
{
const QDomElement e = n.toElement();
if (e.isNull())
{
n = n.nextSibling();
continue;
}
if (e.tagName() == "group")
{
QString m_human_label = e.attribute("human_label");
QString m_unique_label = e.attribute("unique_label");
QString m_ecma_script = e.attribute("ecma_script");
bool tmpFoundGroup = false;
bool tmpIncludeAllChildren = includeAllChildren;
if (group.isEmpty() || m_unique_label == group)
{
mFoundGroup = true;
tmpIncludeAllChildren = true;
}
auto *g = new MythSettingGroup(
m_human_label, m_unique_label, m_ecma_script);
if ((e.hasChildNodes()) &&
(!parse_dom(g->m_settings, e, filename, group, tmpIncludeAllChildren,
tmpFoundGroup)))
{
delete g;
return false;
}
if (tmpFoundGroup || tmpIncludeAllChildren)
{
settings.push_back(g);
mFoundGroup = true;
}
else
delete g;
}
else if (e.tagName() == "setting" && includeAllChildren)
{
QMap<QString,QString> m;
m["value"] = e.attribute("value");
m["setting_type"] = e.attribute("setting_type");
m["label"] = e.attribute("label");
m["help_text"] = e.attribute("help_text");
m["data_type"] = e.attribute("data_type");
MythSetting::DataType dtype = parse_data_type(m["data_type"]);
if (MythSetting::kInvalidDataType == dtype)
{
LOG(VB_GENERAL, LOG_ERR, LOC +
"Setting has invalid or missing data_type attribute.");
return false;
}
QStringList data_list;
QStringList display_list;
if ((MythSetting::kComboBox == dtype) ||
(MythSetting::kSelect == dtype))
{
if (!e.hasChildNodes())
{
LOG(VB_GENERAL, LOG_ERR, LOC +
"Setting missing selection items.");
return false;
}
QDomNode n2 = e.firstChild();
while (!n2.isNull())
{
const QDomElement e2 = n2.toElement();
if (e2.tagName() != "option")
{
LOG(VB_GENERAL, LOG_ERR, LOC +
"Setting selection contains invalid tags.");
return false;
}
QString display = e2.attribute("display");
QString data = e2.attribute("data");
if (data.isEmpty())
{
LOG(VB_GENERAL, LOG_ERR, LOC +
"Setting selection item missing data.");
return false;
}
display = (display.isEmpty()) ? data : display;
data_list.push_back(data);
display_list.push_back(display);
n2 = n2.nextSibling();
}
}
if (MythSetting::kIntegerRange == dtype)
{
m["range_min"] = e.attribute("range_min");
m["range_max"] = e.attribute("range_max");
}
QMap<QString,QString>::const_iterator it = m.begin();
for (; it != m.end(); ++it)
{
if ((*it).isEmpty())
{
LOG(VB_GENERAL, LOG_ERR, LOC +
QString("Setting has invalid or missing %1 attribute")
.arg(it.key()));
return false;
}
}
m["default_data"] = e.attribute("default_data");
m["placeholder_text"] = e.attribute("placeholder_text");
MythSetting::SettingType stype =
parse_setting_type(m["setting_type"]);
if (MythSetting::kInvalidSettingType == stype)
{
LOG(VB_GENERAL, LOG_ERR, LOC +
"Setting has invalid setting_type attribute.");
return false;
}
long long range_min = m["range_min"].toLongLong();
long long range_max = m["range_max"].toLongLong();
if (range_max < range_min)
{
LOG(VB_GENERAL, LOG_ERR, LOC +
"Setting has invalid range attributes");
return false;
}
auto *s = new MythSetting(
m["value"], m["default_data"], stype,
m["label"], m["help_text"], dtype,
data_list, display_list, range_min, range_max,
m["placeholder_text"]);
settings.push_back(s);
}
else if (group.isEmpty())
{
LOG(VB_GENERAL, LOG_ERR, LOC +
QString("Unknown element: %1").arg(e.tagName()));
return false;
}
n = n.nextSibling();
}
if (mFoundGroup)
foundGroup = true;
return true;
#undef LOC
}
bool parse_settings(MythSettingList &settings, const QString &filename,
const QString &group)
{
QDomDocument doc;
QFile f(filename);
if (!f.open(QIODevice::ReadOnly))
{
LOG(VB_GENERAL, LOG_ERR, QString("parse_settings: Can't open: '%1'")
.arg(filename));
return false;
}
QString errorMsg;
int errorLine = 0;
int errorColumn = 0;
if (!doc.setContent(&f, false, &errorMsg, &errorLine, &errorColumn))
{
LOG(VB_GENERAL, LOG_ERR, QString("parse_settings: ") +
QString("Parsing: %1 at line: %2 column: %3")
.arg(filename).arg(errorLine).arg(errorColumn) +
QString("\n\t\t\t%1").arg(errorMsg));
f.close();
return false;
}
f.close();
settings.clear();
bool foundGroup = false;
bool includeAllChildren = group.isEmpty();
return parse_dom(settings, doc.documentElement(), filename, group,
includeAllChildren, foundGroup);
}
bool load_settings(MythSettingList &settings, const QString &hostname)
{
MSqlQuery query(MSqlQuery::InitCon());
QString list = extract_query_list(settings, MythSetting::kHost);
QString qstr =
"SELECT value, data "
"FROM settings "
"WHERE hostname = '" + hostname + "' AND "
" value in (" + list + ")";
if (!list.isEmpty())
{
if (!query.exec(qstr))
{
MythDB::DBError("HttpConfig::LoadMythSettings() 1", query);
return false;
}
fill_settings(settings, query, MythSetting::kHost);
}
list = extract_query_list(settings, MythSetting::kGlobal);
qstr =
"SELECT value, data "
"FROM settings "
"WHERE hostname IS NULL AND "
" value in (" + list + ")";
if (!list.isEmpty())
{
if (!query.exec(qstr))
{
MythDB::DBError("HttpConfig::LoadMythSettings() 2", query);
return false;
}
fill_settings(settings, query, MythSetting::kGlobal);
}
return true;
}
bool check_settings(MythSettingList &/*database_settings*/,
const QMap<QString,QString> ¶ms,
QString &result)
{
QMap<QString,QString>::const_iterator it = params.begin();
for (; it != params.end(); ++it)
{
if (it.key().startsWith("__"))
continue;
if (result.isEmpty())
result += "{ ";
else
result += ", ";
result += QString(R"("%1": "DEBUG: New value for '%2' would be '%3'")")
.arg(it.key()).arg(it.key()).arg(*it);
}
if (!result.isEmpty())
result += " }";
// FIXME, do some actual validation here
return result.isEmpty();
}