124 lines
5.0 KiB
C#
124 lines
5.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Reflection;
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using Oqtane.Models;
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using Oqtane.Themes;
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namespace Oqtane.Repository
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{
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public class ThemeRepository : IThemeRepository
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{
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private List<Theme> _themes; // lazy load
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public IEnumerable<Theme> GetThemes()
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{
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return LoadThemes();
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}
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private List<Theme> LoadThemes()
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{
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if (_themes == null)
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{
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// get themes
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_themes = LoadThemesFromAssemblies();
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}
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return _themes;
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}
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private List<Theme> LoadThemesFromAssemblies()
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{
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List<Theme> themes = new List<Theme>();
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// iterate through Oqtane theme assemblies
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var assemblies = AppDomain.CurrentDomain.GetOqtaneAssemblies();
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foreach (Assembly assembly in assemblies)
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{
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themes = LoadThemesFromAssembly(themes, assembly);
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}
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return themes;
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}
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private List<Theme> LoadThemesFromAssembly(List<Theme> themes, Assembly assembly)
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{
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Theme theme;
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Type[] themeControlTypes = assembly.GetTypes().Where(item => item.GetInterfaces().Contains(typeof(IThemeControl))).ToArray();
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foreach (Type themeControlType in themeControlTypes)
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{
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if (themeControlType.Name != "ThemeBase")
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{
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string[] typename = themeControlType.AssemblyQualifiedName.Split(',').Select(item => item.Trim()).ToList().ToArray();
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string[] segments = typename[0].Split('.');
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Array.Resize(ref segments, segments.Length - 1);
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string @namespace = string.Join(".", segments);
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int index = themes.FindIndex(item => item.ThemeName == @namespace);
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if (index == -1)
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{
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// determine if this theme implements ITheme
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Type themetype = assembly.GetTypes()
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.Where(item => item.Namespace != null)
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.Where(item => item.Namespace.StartsWith(@namespace))
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.Where(item => item.GetInterfaces().Contains(typeof(ITheme))).FirstOrDefault();
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if (themetype != null)
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{
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var themeobject = Activator.CreateInstance(themetype);
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theme = (Theme)themetype.GetProperty("Theme").GetValue(themeobject);
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}
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else
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{
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theme = new Theme
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{
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Name = themeControlType.Name,
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Version = new Version(1, 0, 0).ToString()
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};
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}
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// set internal properties
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theme.ThemeName = @namespace;
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theme.ThemeControls = "";
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theme.PaneLayouts = "";
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theme.ContainerControls = "";
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theme.AssemblyName = assembly.FullName.Split(",")[0];
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themes.Add(theme);
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index = themes.FindIndex(item => item.ThemeName == @namespace);
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}
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theme = themes[index];
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theme.ThemeControls += (themeControlType.FullName + ", " + typename[1] + ";");
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// layouts
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Type[] layouttypes = assembly.GetTypes()
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.Where(item => item.Namespace != null)
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.Where(item => item.Namespace.StartsWith(@namespace))
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.Where(item => item.GetInterfaces().Contains(typeof(ILayoutControl))).ToArray();
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foreach (Type layouttype in layouttypes)
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{
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string panelayout = layouttype.FullName + ", " + typename[1] + ";";
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if (!theme.PaneLayouts.Contains(panelayout))
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{
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theme.PaneLayouts += panelayout;
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}
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}
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// containers
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Type[] containertypes = assembly.GetTypes()
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.Where(item => item.Namespace != null)
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.Where(item => item.Namespace.StartsWith(@namespace))
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.Where(item => item.GetInterfaces().Contains(typeof(IContainerControl))).ToArray();
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foreach (Type containertype in containertypes)
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{
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string container = containertype.FullName + ", " + typename[1] + ";";
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if (!theme.ContainerControls.Contains(container))
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{
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theme.ContainerControls += container;
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}
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}
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themes[index] = theme;
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}
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}
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return themes;
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}
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}
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}
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