Implement tag mapping

- Move all admin functions to /admin URLs
- Create Liquid filters for page/post edit, category/tag link
- Update all themes to use these filters
- Add delete for pages/posts
- Move category/page functions to Admin module

src/MyWebLog/themes/admin/category-edit.liquid

@@ -1,6 +1,6 @@
 <h2 class="my-3">{{ page_title }}</h2>
 <article>
-  <form action="/category/save" method="post">
+  <form action="/admin/category/save" method="post">
     <input type="hidden" name="{{ csrf.form_field_name }}" value="{{ csrf.request_token }}">
     <input type="hidden" name="categoryId" value="{{ model.category_id }}">
     <div class="container">

src/MyWebLog/themes/admin/category-list.liquid

@@ -1,6 +1,6 @@
 <h2 class="my-3">{{ page_title }}</h2>
 <article class="container">
-  <a href="/category/new/edit" class="btn btn-primary btn-sm mb-3">Add a New Category</a>
+  <a href="/admin/category/new/edit" class="btn btn-primary btn-sm mb-3">Add a New Category</a>
   <table class="table table-sm table-hover">
     <thead>
       <tr>
@@ -18,14 +18,14 @@
             {{ cat.name }}<br>
             <small>
             {%- if cat.post_count > 0 %}
-              <a href="/category/{{ cat.slug }}" target="_blank">
+              <a href="{{ cat | category_link }}" target="_blank">
                 View {{ cat.post_count }} Post{% unless cat.post_count == 1 %}s{% endunless -%}
               </a>
               <span class="text-muted"> &bull; </span>
             {%- endif %}
-              <a href="/category/{{ cat.id }}/edit">Edit</a>
+              <a href="/admin/category/{{ cat.id }}/edit">Edit</a>
               <span class="text-muted"> &bull; </span>
-              <a href="/category/{{ cat.id }}/delete" class="text-danger"
+              <a href="/admin/category/{{ cat.id }}/delete" class="text-danger"
                  onclick="return Admin.deleteCategory('{{ cat.id }}', '{{ cat.name }}')">
                 Delete
               </a>

src/MyWebLog/themes/admin/dashboard.liquid

@@ -9,8 +9,8 @@
             Published <span class="badge rounded-pill bg-secondary">{{ model.posts }}</span>
             &nbsp; Drafts <span class="badge rounded-pill bg-secondary">{{ model.drafts }}</span>
           </h6>
-          <a href="/posts" class="btn btn-secondary me-2">View All</a>
-          <a href="/post/new/edit" class="btn btn-primary">Write a New Post</a>
+          <a href="/admin/posts" class="btn btn-secondary me-2">View All</a>
+          <a href="/admin/post/new/edit" class="btn btn-primary">Write a New Post</a>
         </div>
       </div>
     </section>
@@ -22,8 +22,8 @@
             All <span class="badge rounded-pill bg-secondary">{{ model.pages }}</span>
             &nbsp; Shown in Page List <span class="badge rounded-pill bg-secondary">{{ model.listed_pages }}</span>
           </h6>
-          <a href="/pages" class="btn btn-secondary me-2">View All</a>
-          <a href="/page/new/edit" class="btn btn-primary">Create a New Page</a>
+          <a href="/admin/pages" class="btn btn-secondary me-2">View All</a>
+          <a href="/admin/page/new/edit" class="btn btn-primary">Create a New Page</a>
         </div>
       </div>
     </section>
@@ -37,8 +37,8 @@
             All <span class="badge rounded-pill bg-secondary">{{ model.categories }}</span>
             &nbsp; Top Level <span class="badge rounded-pill bg-secondary">{{ model.top_level_categories }}</span>
           </h6>
-          <a href="/categories" class="btn btn-secondary me-2">View All</a>
-          <a href="/category/new/edit" class="btn btn-secondary">Add a New Category</a>
+          <a href="/admin/categories" class="btn btn-secondary me-2">View All</a>
+          <a href="/admin/category/new/edit" class="btn btn-secondary">Add a New Category</a>
         </div>
       </div>
     </section>

src/MyWebLog/themes/admin/layout.liquid

@@ -21,14 +21,15 @@
             {% if logged_on -%}
               <ul class="navbar-nav">
                 {{ "admin" | nav_link: "Dashboard" }}
-                {{ "pages" | nav_link: "Pages" }}
-                {{ "posts" | nav_link: "Posts" }}
-                {{ "categories" | nav_link: "Categories" }}
+                {{ "admin/pages" | nav_link: "Pages" }}
+                {{ "admin/posts" | nav_link: "Posts" }}
+                {{ "admin/categories" | nav_link: "Categories" }}
+                {{ "admin/tag-mappings" | nav_link: "Tag Mappings" }}
               </ul>
             {%- endif %}
             <ul class="navbar-nav flex-grow-1 justify-content-end">
               {% if logged_on -%}
-                {{ "user/edit" | nav_link: "Edit User" }}
+                {{ "admin/user/edit" | nav_link: "Edit User" }}
                 {{ "user/log-off" | nav_link: "Log Off" }}
               {%- else -%}
                 {{ "user/log-on" | nav_link: "Log On" }}

src/MyWebLog/themes/admin/page-edit.liquid

@@ -1,6 +1,6 @@
 <h2 class="my-3">{{ page_title }}</h2>
 <article>
-  <form action="/page/save" method="post">
+  <form action="/admin/page/save" method="post">
     <input type="hidden" name="{{ csrf.form_field_name }}" value="{{ csrf.request_token }}">
     <input type="hidden" name="pageId" value="{{ model.page_id }}">
     <div class="container">

src/MyWebLog/themes/admin/page-list.liquid

@@ -1,6 +1,6 @@
 <h2 class="my-3">{{ page_title }}</h2>
 <article class="container">
-  <a href="/page/new/edit" class="btn btn-primary btn-sm mb-3">Create a New Page</a>
+  <a href="/admin/page/new/edit" class="btn btn-primary btn-sm mb-3">Create a New Page</a>
   <table class="table table-sm table-hover">
     <thead>
       <tr>
@@ -19,9 +19,12 @@
             <small>
               <a href="/{% unless pg.is_default %}{{ pg.permalink }}{% endunless %}" target="_blank">View Page</a>
               <span class="text-muted"> &bull; </span>
-              <a href="/page/{{ pg.id }}/edit">Edit</a>
+              <a href="{{ pg.id | edit_page_link }}">Edit</a>
               <span class="text-muted"> &bull; </span>
-              <a href="#" class="text-danger">Delete</a>
+              <a href="/admin/page/{{ pg.id }}/delete" class="text-danger"
+                 onclick="return Admin.deletePage('{{ pg.id }}', '{{ pg.title }}')">
+                Delete
+              </a>
             </small>
           </td>
           <td>/{% unless pg.is_default %}{{ pg.permalink }}{% endunless %}</td>
@@ -30,4 +33,7 @@
       {%- endfor %}
     </tbody>
   </table>
+  <form method="post" id="deleteForm">
+    <input type="hidden" name="{{ csrf.form_field_name }}" value="{{ csrf.request_token }}">
+  </form>
 </article>

src/MyWebLog/themes/admin/permalinks.liquid

@@ -1,6 +1,6 @@
 <h2 class="my-3">{{ page_title }}</h2>
 <article>
-  <form action="/{{ model.entity }}/permalinks" method="post">
+  <form action="/admin/{{ model.entity }}/permalinks" method="post">
     <input type="hidden" name="{{ csrf.form_field_name }}" value="{{ csrf.request_token }}">
     <input type="hidden" name="id" value="{{ model.id }}">
     <div class="container">
@@ -10,7 +10,7 @@
             <strong>{{ model.current_title }}</strong><br>
             <small class="text-muted">
               <span class="fst-italic">{{ model.current_permalink }}</span><br>
-              <a href="/{{ model.entity }}/{{ model.id }}/edit">&laquo; Back to Edit {{ model.entity | capitalize }}</a>
+              <a href="/admin/{{ model.entity }}/{{ model.id }}/edit">&laquo; Back to Edit {{ model.entity | capitalize }}</a>
             </small>
           </p>
         </div>

src/MyWebLog/themes/admin/post-edit.liquid

@@ -1,6 +1,6 @@
 <h2 class="my-3">{{ page_title }}</h2>
 <article>
-  <form action="/post/save" method="post">
+  <form action="/admin/post/save" method="post">
     <input type="hidden" name="{{ csrf.form_field_name }}" value="{{ csrf.request_token }}">
     <input type="hidden" name="postId" value="{{ model.post_id }}">
     <div class="container">

src/MyWebLog/themes/admin/post-list.liquid

@@ -1,6 +1,6 @@
 <h2 class="my-3">{{ page_title }}</h2>
 <article class="container">
-  <a href="/post/new/edit" class="btn btn-primary btn-sm mb-3">Write a New Post</a>
+  <a href="/admin/post/new/edit" class="btn btn-primary btn-sm mb-3">Write a New Post</a>
   <table class="table table-sm table-hover">
     <thead>
       <tr>
@@ -25,9 +25,12 @@
             <small>
               <a href="/{{ post.permalink }}" target="_blank">View Post</a>
               <span class="text-muted"> &bull; </span>
-              <a href="/post/{{ post.id }}/edit">Edit</a>
+              <a href="{{ post.id | edit_post_link }}">Edit</a>
               <span class="text-muted"> &bull; </span>
-              <a href="#" class="text-danger">Delete</a>
+              <a href="/admin/post/{{ pg.id }}/delete" class="text-danger"
+                 onclick="return Admin.deletePost('{{ post.id }}', '{{ post.title }}')">
+                Delete
+              </a>
             </small>
           </td>
           <td class="no-wrap">{{ model.authors | value: post.author_id }}</td>
@@ -51,4 +54,7 @@
       </div>
     </div>
   {% endif %}
+  <form method="post" id="deleteForm">
+    <input type="hidden" name="{{ csrf.form_field_name }}" value="{{ csrf.request_token }}">
+  </form>
 </article>

src/MyWebLog/themes/admin/tag-mapping-edit.liquid

@@ -0,0 +1,35 @@
+<h2 class="my-3">{{ page_title }}</h2>
+<article>
+  <form action="/admin/tag-mapping/save" method="post">
+    <input type="hidden" name="{{ csrf.form_field_name }}" value="{{ csrf.request_token }}">
+    <input type="hidden" name="id" value="{{ model.id }}">
+    <div class="container">
+      <div class="row mb-3">
+        <div class="col">
+          <a href="/admin/tag-mappings">&laquo; Back to Tag Mappings</a>
+        </div>
+      </div>
+      <div class="row mb-3">
+        <div class="col-6 col-lg-4 pb-3">
+          <div class="form-floating">
+            <input type="text" name="tag" id="tag" class="form-control" placeholder="Tag" autofocus required
+                   value="{{ model.tag }}">
+            <label for="tag">Tag</label>
+          </div>
+        </div>
+        <div class="col-6 col-lg-4 pb-3">
+          <div class="form-floating">
+            <input type="text" name="urlValue" id="urlValue" class="form-control" placeholder="URL Value" required
+                   value="{{ model.url_value }}">
+            <label for="urlValue">URL Value</label>
+          </div>
+        </div>
+      </div>
+      <div class="row mb-3">
+        <div class="col">
+          <button type="submit" class="btn btn-primary">Save Changes</button>
+        </div>
+      </div>
+    </div>
+  </form>
+</article>

src/MyWebLog/themes/admin/tag-mapping-list.liquid

@@ -0,0 +1,32 @@
+<h2 class="my-3">{{ page_title }}</h2>
+<article class="container">
+  <a href="/admin/tag-mapping/new/edit" class="btn btn-primary btn-sm mb-3">Add a New Tag Mapping</a>
+  <table class="table table-sm table-hover">
+    <thead>
+      <tr>
+        <th scope="col">Tag</th>
+        <th scope="col">URL Value</th>
+      </tr>
+    </thead>
+    <tbody>
+      {% for map in mappings -%}
+        {%- assign map_id = mapping_ids | value: map.tag -%}
+        <tr>
+          <td class="no-wrap">
+            {{ map.tag }}<br>
+            <small>
+              <a href="/admin/tag-mapping/{{ map_id }}/delete" class="text-danger"
+                 onclick="return Admin.deleteTagMapping('{{ map_id }}', '{{ map.tag }}')">
+                Delete
+              </a>
+            </small>
+          </td>
+          <td>{{ map.url_value }}</td>
+        </tr>
+      {%- endfor %}
+    </tbody>
+  </table>
+  <form method="post" id="deleteForm">
+    <input type="hidden" name="{{ csrf.form_field_name }}" value="{{ csrf.request_token }}">
+  </form>
+</article>

src/MyWebLog/themes/admin/user-edit.liquid

@@ -1,6 +1,6 @@
 <h2 class="my-3">{{ page_title }}</h2>
 <article>
-  <form action="/user/save" method="post">
+  <form action="/admin/user/save" method="post">
     <input type="hidden" name="{{ csrf.form_field_name }}" value="{{ csrf.request_token }}">
     <div class="container">
       <div class="row mb-3">