111 lines
2.2 KiB
C#
111 lines
2.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using zero.Core.Api;
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using zero.Core.Database;
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using zero.Core.Entities;
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using zero.Core.Extensions;
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using zero.Core.Options;
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namespace zero.Core.Routing
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{
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public class PageUrlBuilder : IPageUrlBuilder
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{
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const char PATH_SEPARATOR = '/';
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const bool TRAILING_SLASH = false;
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protected IZeroStore Store { get; private set; }
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protected IZeroOptions Options { get; private set; }
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public PageUrlBuilder(IZeroStore store, IZeroOptions options)
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{
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Store = store;
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Options = options;
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}
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/// <inheritdoc />
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public string GetUrl(Page page, IEnumerable<Page> parents)
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{
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StringBuilder stringBuilder = new StringBuilder();
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stringBuilder.Append(PATH_SEPARATOR);
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void AddPart(Page page)
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{
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string part = GetUrlPart(page);
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if (!part.IsNullOrEmpty())
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{
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stringBuilder.Append(part);
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stringBuilder.Append(PATH_SEPARATOR);
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}
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}
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if (parents != null)
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{
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foreach (Page parent in parents)
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{
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AddPart(parent);
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}
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}
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AddPart(page);
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if (!TRAILING_SLASH && stringBuilder.Length > 1)
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{
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stringBuilder.Remove(stringBuilder.Length - 1, 1);
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}
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return stringBuilder.ToString();
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}
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/// <inheritdoc />
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public virtual string GetUrlPart(Page page)
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{
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string alias;
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if (page is PageFolder && !((PageFolder)page).IsPartOfRoute)
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{
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return null;
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}
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if (!page.UrlAlias.IsNullOrWhiteSpace())
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{
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alias = page.UrlAlias;
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}
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else if (page.PageTypeAlias == Options.Pages.Root)
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{
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return String.Empty;
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}
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else if (!page.Alias.IsNullOrWhiteSpace())
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{
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alias = page.Alias;
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}
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else
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{
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alias = page.Name;
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}
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return Safenames.Alias(alias).Trim().Trim(PATH_SEPARATOR);
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}
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}
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public interface IPageUrlBuilder
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{
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/// <summary>
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/// Get URL for a page
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/// </summary>
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string GetUrl(Page page, IEnumerable<Page> parents);
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/// <summary>
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/// Get the part of the URL (by querying UrlAlias and Alias) for this page
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/// </summary>
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string GetUrlPart(Page page);
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}
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}
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