1 files changed, 271 insertions, 0 deletions
diff --git a/xbmc/view/ViewStateSettings.cpp b/xbmc/view/ViewStateSettings.cpp
new file mode 100644
index 0000000..d883393
--- /dev/null
+++ b/xbmc/view/ViewStateSettings.cpp
@@ -0,0 +1,271 @@
+/*
+ *  Copyright (C) 2013-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#include "ViewStateSettings.h"
+
+#include "utils/SortUtils.h"
+#include "utils/XBMCTinyXML.h"
+#include "utils/XMLUtils.h"
+#include "utils/log.h"
+
+#include <cstring>
+#include <mutex>
+#include <utility>
+
+#define XML_VIEWSTATESETTINGS       "viewstates"
+#define XML_VIEWMODE                "viewmode"
+#define XML_SORTMETHOD              "sortmethod"
+#define XML_SORTORDER               "sortorder"
+#define XML_SORTATTRIBUTES          "sortattributes"
+#define XML_GENERAL                 "general"
+#define XML_SETTINGLEVEL            "settinglevel"
+#define XML_EVENTLOG                "eventlog"
+#define XML_EVENTLOG_LEVEL          "level"
+#define XML_EVENTLOG_LEVEL_HIGHER   "showhigherlevels"
+
+CViewStateSettings::CViewStateSettings()
+{
+  AddViewState("musicnavartists");
+  AddViewState("musicnavalbums");
+  AddViewState("musicnavsongs", DEFAULT_VIEW_LIST, SortByTrackNumber);
+  AddViewState("musiclastfm");
+  AddViewState("videonavactors");
+  AddViewState("videonavyears");
+  AddViewState("videonavgenres");
+  AddViewState("videonavtitles");
+  AddViewState("videonavepisodes", DEFAULT_VIEW_AUTO, SortByEpisodeNumber);
+  AddViewState("videonavtvshows");
+  AddViewState("videonavseasons");
+  AddViewState("videonavmusicvideos");
+
+  AddViewState("programs", DEFAULT_VIEW_AUTO);
+  AddViewState("pictures", DEFAULT_VIEW_AUTO);
+  AddViewState("videofiles", DEFAULT_VIEW_AUTO);
+  AddViewState("musicfiles", DEFAULT_VIEW_AUTO);
+  AddViewState("games", DEFAULT_VIEW_AUTO);
+
+  Clear();
+}
+
+CViewStateSettings::~CViewStateSettings()
+{
+  for (std::map<std::string, CViewState*>::const_iterator viewState = m_viewStates.begin(); viewState != m_viewStates.end(); ++viewState)
+    delete viewState->second;
+  m_viewStates.clear();
+}
+
+CViewStateSettings& CViewStateSettings::GetInstance()
+{
+  static CViewStateSettings sViewStateSettings;
+  return sViewStateSettings;
+}
+
+bool CViewStateSettings::Load(const TiXmlNode *settings)
+{
+  if (settings == NULL)
+    return false;
+
+  std::unique_lock<CCriticalSection> lock(m_critical);
+  const TiXmlNode *pElement = settings->FirstChildElement(XML_VIEWSTATESETTINGS);
+  if (pElement == NULL)
+  {
+    CLog::Log(LOGWARNING, "CViewStateSettings: no <viewstates> tag found");
+    return false;
+  }
+
+  for (std::map<std::string, CViewState*>::iterator viewState = m_viewStates.begin(); viewState != m_viewStates.end(); ++viewState)
+  {
+    const TiXmlNode* pViewState = pElement->FirstChildElement(viewState->first);
+    if (pViewState == NULL)
+      continue;
+
+    XMLUtils::GetInt(pViewState, XML_VIEWMODE, viewState->second->m_viewMode, DEFAULT_VIEW_LIST, DEFAULT_VIEW_MAX);
+
+    // keep backwards compatibility to the old sorting methods
+    if (pViewState->FirstChild(XML_SORTATTRIBUTES) == NULL)
+    {
+      int sortMethod;
+      if (XMLUtils::GetInt(pViewState, XML_SORTMETHOD, sortMethod, SORT_METHOD_NONE, SORT_METHOD_MAX))
+        viewState->second->m_sortDescription = SortUtils::TranslateOldSortMethod((SORT_METHOD)sortMethod);
+    }
+    else
+    {
+      int sortMethod;
+      if (XMLUtils::GetInt(pViewState, XML_SORTMETHOD, sortMethod, SortByNone, SortByLastUsed))
+        viewState->second->m_sortDescription.sortBy = (SortBy)sortMethod;
+      if (XMLUtils::GetInt(pViewState, XML_SORTATTRIBUTES, sortMethod, SortAttributeNone, SortAttributeIgnoreFolders))
+        viewState->second->m_sortDescription.sortAttributes = (SortAttribute)sortMethod;
+    }
+
+    int sortOrder;
+    if (XMLUtils::GetInt(pViewState, XML_SORTORDER, sortOrder, SortOrderNone, SortOrderDescending))
+      viewState->second->m_sortDescription.sortOrder = (SortOrder)sortOrder;
+  }
+
+  pElement = settings->FirstChild(XML_GENERAL);
+  if (pElement != NULL)
+  {
+    int settingLevel;
+    if (XMLUtils::GetInt(pElement, XML_SETTINGLEVEL, settingLevel, static_cast<int>(SettingLevel::Basic), static_cast<int>(SettingLevel::Expert)))
+      m_settingLevel = (SettingLevel)settingLevel;
+    else
+      m_settingLevel = SettingLevel::Standard;
+
+    const TiXmlNode* pEventLogNode = pElement->FirstChild(XML_EVENTLOG);
+    if (pEventLogNode != NULL)
+    {
+      int eventLevel;
+      if (XMLUtils::GetInt(pEventLogNode, XML_EVENTLOG_LEVEL, eventLevel, static_cast<int>(EventLevel::Basic), static_cast<int>(EventLevel::Error)))
+        m_eventLevel = (EventLevel)eventLevel;
+      else
+        m_eventLevel = EventLevel::Basic;
+
+      if (!XMLUtils::GetBoolean(pEventLogNode, XML_EVENTLOG_LEVEL_HIGHER, m_eventShowHigherLevels))
+        m_eventShowHigherLevels = true;
+    }
+  }
+
+  return true;
+}
+
+bool CViewStateSettings::Save(TiXmlNode *settings) const
+{
+  if (settings == NULL)
+    return false;
+
+  std::unique_lock<CCriticalSection> lock(m_critical);
+  // add the <viewstates> tag
+  TiXmlElement xmlViewStateElement(XML_VIEWSTATESETTINGS);
+  TiXmlNode *pViewStateNode = settings->InsertEndChild(xmlViewStateElement);
+  if (pViewStateNode == NULL)
+  {
+    CLog::Log(LOGWARNING, "CViewStateSettings: could not create <viewstates> tag");
+    return false;
+  }
+
+  for (std::map<std::string, CViewState*>::const_iterator viewState = m_viewStates.begin(); viewState != m_viewStates.end(); ++viewState)
+  {
+    TiXmlElement newElement(viewState->first);
+    TiXmlNode *pNewNode = pViewStateNode->InsertEndChild(newElement);
+    if (pNewNode == NULL)
+      continue;
+
+    XMLUtils::SetInt(pNewNode, XML_VIEWMODE, viewState->second->m_viewMode);
+    XMLUtils::SetInt(pNewNode, XML_SORTMETHOD, (int)viewState->second->m_sortDescription.sortBy);
+    XMLUtils::SetInt(pNewNode, XML_SORTORDER, (int)viewState->second->m_sortDescription.sortOrder);
+    XMLUtils::SetInt(pNewNode, XML_SORTATTRIBUTES, (int)viewState->second->m_sortDescription.sortAttributes);
+  }
+
+  TiXmlNode *generalNode = settings->FirstChild(XML_GENERAL);
+  if (generalNode == NULL)
+  {
+    TiXmlElement generalElement(XML_GENERAL);
+    generalNode = settings->InsertEndChild(generalElement);
+    if (generalNode == NULL)
+      return false;
+  }
+
+  XMLUtils::SetInt(generalNode, XML_SETTINGLEVEL, (int)m_settingLevel);
+
+  TiXmlNode *eventLogNode = generalNode->FirstChild(XML_EVENTLOG);
+  if (eventLogNode == NULL)
+  {
+    TiXmlElement eventLogElement(XML_EVENTLOG);
+    eventLogNode = generalNode->InsertEndChild(eventLogElement);
+    if (eventLogNode == NULL)
+      return false;
+  }
+
+  XMLUtils::SetInt(eventLogNode, XML_EVENTLOG_LEVEL, (int)m_eventLevel);
+  XMLUtils::SetBoolean(eventLogNode, XML_EVENTLOG_LEVEL_HIGHER, (int)m_eventShowHigherLevels);
+
+  return true;
+}
+
+void CViewStateSettings::Clear()
+{
+  m_settingLevel = SettingLevel::Standard;
+}
+
+const CViewState* CViewStateSettings::Get(const std::string &viewState) const
+{
+  std::unique_lock<CCriticalSection> lock(m_critical);
+  std::map<std::string, CViewState*>::const_iterator view = m_viewStates.find(viewState);
+  if (view != m_viewStates.end())
+    return view->second;
+
+  return NULL;
+}
+
+CViewState* CViewStateSettings::Get(const std::string &viewState)
+{
+  std::unique_lock<CCriticalSection> lock(m_critical);
+  std::map<std::string, CViewState*>::iterator view = m_viewStates.find(viewState);
+  if (view != m_viewStates.end())
+    return view->second;
+
+  return NULL;
+}
+
+void CViewStateSettings::SetSettingLevel(SettingLevel settingLevel)
+{
+  if (settingLevel < SettingLevel::Basic)
+    m_settingLevel = SettingLevel::Basic;
+  if (settingLevel > SettingLevel::Expert)
+    m_settingLevel = SettingLevel::Expert;
+  else
+    m_settingLevel = settingLevel;
+}
+
+void CViewStateSettings::CycleSettingLevel()
+{
+  m_settingLevel = GetNextSettingLevel();
+}
+
+SettingLevel CViewStateSettings::GetNextSettingLevel() const
+{
+  SettingLevel level = (SettingLevel)((int)m_settingLevel + 1);
+  if (level > SettingLevel::Expert)
+    level = SettingLevel::Basic;
+  return level;
+}
+
+void CViewStateSettings::SetEventLevel(EventLevel eventLevel)
+{
+  if (eventLevel < EventLevel::Basic)
+    m_eventLevel = EventLevel::Basic;
+  if (eventLevel > EventLevel::Error)
+    m_eventLevel = EventLevel::Error;
+  else
+    m_eventLevel = eventLevel;
+}
+
+void CViewStateSettings::CycleEventLevel()
+{
+  m_eventLevel = GetNextEventLevel();
+}
+
+EventLevel CViewStateSettings::GetNextEventLevel() const
+{
+  EventLevel level = (EventLevel)((int)m_eventLevel + 1);
+  if (level > EventLevel::Error)
+    level = EventLevel::Basic;
+  return level;
+}
+
+void CViewStateSettings::AddViewState(const std::string& strTagName, int defaultView /* = DEFAULT_VIEW_LIST */, SortBy defaultSort /* = SortByLabel */)
+{
+  if (strTagName.empty() || m_viewStates.find(strTagName) != m_viewStates.end())
+    return;
+
+  CViewState *viewState = new CViewState(defaultView, defaultSort, SortOrderAscending);
+  if (viewState == NULL)
+    return;
+
+  m_viewStates.insert(make_pair(strTagName, viewState));
+}