oqtane.framework/Oqtane.Server/Repository/ThemeRepository.cs
2025-01-28 08:56:05 -05:00

332 lines
13 KiB
C#

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Reflection.Metadata;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Caching.Memory;
using Oqtane.Infrastructure;
using Oqtane.Models;
using Oqtane.Shared;
using Oqtane.Themes;
namespace Oqtane.Repository
{
public class ThemeRepository : IThemeRepository
{
private MasterDBContext _db;
private readonly IMemoryCache _cache;
private readonly ITenantManager _tenants;
private readonly ISettingRepository _settings;
private readonly IServerStateManager _serverState;
private readonly string settingprefix = "SiteEnabled:";
public ThemeRepository(MasterDBContext context, IMemoryCache cache, ITenantManager tenants, ISettingRepository settings, IServerStateManager serverState)
{
_db = context;
_cache = cache;
_tenants = tenants;
_settings = settings;
_serverState = serverState;
}
public IEnumerable<Theme> GetThemes()
{
// for consistency siteid should be passed in as parameter, but this would require breaking change
return LoadThemes(_tenants.GetAlias().SiteId);
}
public Theme GetTheme(int themeId, int siteId)
{
List<Theme> themes = LoadThemes(siteId);
return themes.Find(item => item.ThemeId == themeId);
}
public void UpdateTheme(Theme theme)
{
_db.Entry(theme).State = EntityState.Modified;
_db.SaveChanges();
var settingname = $"{settingprefix}{_tenants.GetAlias().SiteKey}";
var setting = _settings.GetSetting(EntityNames.Theme, theme.ThemeId, settingname);
if (setting == null)
{
_settings.AddSetting(new Setting { EntityName = EntityNames.Theme, EntityId = theme.ThemeId, SettingName = settingname, SettingValue = theme.IsEnabled.ToString(), IsPrivate = true });
}
else
{
setting.SettingValue = theme.IsEnabled.ToString();
_settings.UpdateSetting(setting);
}
_cache.Remove($"themes:{_tenants.GetAlias().SiteKey}");
}
public void DeleteTheme(int themeId)
{
Theme theme = _db.Theme.Find(themeId);
_settings.DeleteSettings(EntityNames.Theme, themeId);
_db.Theme.Remove(theme);
_db.SaveChanges();
_cache.Remove($"themes:{_tenants.GetAlias().SiteKey}");
}
public List<Theme> FilterThemes(List<Theme> themes)
{
var Themes = new List<Theme>();
foreach (Theme theme in themes.Where(item => item.IsEnabled))
{
var Theme = new Theme();
Theme.ThemeName = theme.ThemeName;
Theme.Name = theme.Name;
Theme.Resources = theme.Resources;
Theme.Themes = theme.Themes;
Theme.Containers = theme.Containers;
Theme.ThemeSettingsType = theme.ThemeSettingsType;
Theme.ContainerSettingsType = theme.ContainerSettingsType;
Theme.PackageName = theme.PackageName;
Theme.Fingerprint = Utilities.GenerateSimpleHash(theme.ModifiedOn.ToString("yyyyMMddHHmm"));
Themes.Add(Theme);
}
return Themes;
}
private List<Theme> LoadThemes(int siteId)
{
// get themes
List<Theme> themes = _cache.GetOrCreate($"themes:{_tenants.GetAlias().SiteKey}", entry =>
{
entry.Priority = CacheItemPriority.NeverRemove;
return ProcessThemes(siteId);
});
return themes;
}
private List<Theme> ProcessThemes(int siteId)
{
// get themes
List<Theme> Themes = LoadThemesFromAssemblies();
// get themes in database
List<Theme> themes = _db.Theme.ToList();
// sync theme assemblies with database
foreach (Theme Theme in Themes)
{
Theme theme = themes.Where(item => item.ThemeName == Theme.ThemeName).FirstOrDefault();
if (theme == null)
{
// new theme
theme = new Theme { ThemeName = Theme.ThemeName, Version = Theme.Version };
_db.Theme.Add(theme);
_db.SaveChanges();
}
else
{
if (theme.Version != Theme.Version)
{
// update theme version
theme.Version = Theme.Version;
_db.SaveChanges();
}
// override user customizable property values
Theme.Name = (!string.IsNullOrEmpty(theme.Name)) ? theme.Name : Theme.Name;
// remove theme from list as it is already synced
themes.Remove(theme);
}
// format theme control names
foreach (var themecontrol in Theme.Themes)
{
themecontrol.Name = Theme.Name + " - " + themecontrol.Name;
}
// load db properties
Theme.ThemeId = theme.ThemeId;
Theme.CreatedBy = theme.CreatedBy;
Theme.CreatedOn = theme.CreatedOn;
Theme.ModifiedBy = theme.ModifiedBy;
Theme.ModifiedOn = theme.ModifiedOn;
}
// any remaining themes are orphans
foreach (Theme theme in themes)
{
_db.Theme.Remove(theme); // delete
_db.SaveChanges();
}
if (siteId != -1)
{
var siteKey = _tenants.GetAlias().SiteKey;
var assemblies = new List<string>();
// get settings for site
var settings = _settings.GetSettings(EntityNames.Theme).ToList();
// populate theme site settings
foreach (Theme theme in Themes)
{
theme.SiteId = siteId;
var setting = settings.FirstOrDefault(item => item.EntityId == theme.ThemeId && item.SettingName == $"{settingprefix}{_tenants.GetAlias().SiteKey}");
if (setting != null)
{
theme.IsEnabled = bool.Parse(setting.SettingValue);
}
else
{
theme.IsEnabled = theme.IsAutoEnabled;
}
if (theme.IsEnabled)
{
// build list of assemblies for site
if (!assemblies.Contains(theme.AssemblyName))
{
assemblies.Add(theme.AssemblyName);
}
if (!string.IsNullOrEmpty(theme.Dependencies))
{
foreach (var assembly in theme.Dependencies.Replace(".dll", "").Split(',', StringSplitOptions.RemoveEmptyEntries).Reverse())
{
if (!assemblies.Contains(assembly.Trim()))
{
assemblies.Insert(0, assembly.Trim());
}
}
}
}
}
// cache site assemblies
var serverState = _serverState.GetServerState(siteKey);
foreach (var assembly in assemblies)
{
if (!serverState.Assemblies.Contains(assembly)) serverState.Assemblies.Add(assembly);
}
}
return Themes;
}
private List<Theme> LoadThemesFromAssemblies()
{
List<Theme> themes = new List<Theme>();
// iterate through Oqtane theme assemblies
var assemblies = AppDomain.CurrentDomain.GetOqtaneAssemblies();
foreach (Assembly assembly in assemblies)
{
if (System.IO.File.Exists(Path.Combine(Path.GetDirectoryName(Assembly.GetEntryAssembly().Location), Utilities.GetTypeName(assembly.FullName) + ".dll")))
{
themes = LoadThemesFromAssembly(themes, assembly);
}
}
return themes;
}
private List<Theme> LoadThemesFromAssembly(List<Theme> themes, Assembly assembly)
{
Theme theme;
Type[] themeTypes = assembly.GetTypes().Where(item => item.GetInterfaces().Contains(typeof(ITheme))).ToArray();
Type[] themeControlTypes = assembly.GetTypes().Where(item => item.GetInterfaces().Contains(typeof(IThemeControl))).ToArray();
Type[] containerControlTypes = assembly.GetTypes().Where(item => item.GetInterfaces().Contains(typeof(IContainerControl))).ToArray();
foreach (Type themeControlType in themeControlTypes)
{
// Check if type should be ignored
if (themeControlType.IsOqtaneIgnore() ||
themeControlType.GetInterfaces().Contains(typeof(ILayoutControl)) || // deprecated
themeControlType.GetInterfaces().Contains(typeof(IContainerControl))) continue;
// create namespace root typename
string qualifiedThemeType = themeControlType.Namespace + ", " + themeControlType.Assembly.GetName().Name;
int index = themes.FindIndex(item => item.ThemeName == qualifiedThemeType);
if (index == -1)
{
// determine if this component is part of a theme which implements ITheme
Type themetype = themeTypes.FirstOrDefault(item => item.Namespace == themeControlType.Namespace);
if (themetype != null)
{
var themeobject = Activator.CreateInstance(themetype) as ITheme;
theme = themeobject.Theme;
}
else
{
theme = new Theme
{
Name = themeControlType.Name,
Version = new Version(1, 0, 0).ToString()
};
}
// set internal properties
theme.ThemeName = qualifiedThemeType;
theme.Themes = new List<ThemeControl>();
theme.Containers = new List<ThemeControl>();
theme.AssemblyName = assembly.FullName.Split(",")[0];
if (theme.Resources != null)
{
foreach (var resource in theme.Resources)
{
if (resource.Url.StartsWith("~"))
{
resource.Url = resource.Url.Replace("~", "/Themes/" + Utilities.GetTypeName(theme.ThemeName) + "/").Replace("//", "/");
}
}
}
Debug.WriteLine($"Oqtane Info: Registering Theme {theme.ThemeName}");
themes.Add(theme);
index = themes.FindIndex(item => item.ThemeName == qualifiedThemeType);
}
theme = themes[index];
// add theme control
var themecontrolobject = Activator.CreateInstance(themeControlType) as IThemeControl;
theme.Themes.Add(
new ThemeControl
{
TypeName = themeControlType.FullName + ", " + themeControlType.Assembly.GetName().Name,
Name = ((string.IsNullOrEmpty(themecontrolobject.Name)) ? Utilities.GetTypeNameLastSegment(themeControlType.FullName, 0) : themecontrolobject.Name),
Thumbnail = themecontrolobject.Thumbnail,
Panes = themecontrolobject.Panes
}
);
if (!theme.Containers.Any())
{
// add container controls
foreach (Type containertype in containerControlTypes.Where(item => item.Namespace == themeControlType.Namespace))
{
var containerobject = Activator.CreateInstance(containertype) as IThemeControl;
theme.Containers.Add(
new ThemeControl
{
TypeName = containertype.FullName + ", " + themeControlType.Assembly.GetName().Name,
Name = (string.IsNullOrEmpty(containerobject.Name)) ? Utilities.GetTypeNameLastSegment(containertype.FullName, 0) : containerobject.Name,
Thumbnail = containerobject.Thumbnail,
Panes = ""
}
);
}
}
themes[index] = theme;
}
return themes;
}
}
}