Add metadata support

- Begin WIP on Bit Badger theme

src/MyWebLog.Data/Data.fs

@@ -342,8 +342,10 @@ module Page =
                 "permalink",       page.permalink
                 "updatedOn",       page.updatedOn
                 "showInPageList",  page.showInPageList
+                "template",        page.template
                 "text",            page.text
                 "priorPermalinks", page.priorPermalinks
+                "metadata",        page.metadata
                 "revisions",       page.revisions
                 ]
             write; withRetryDefault; ignoreResult

src/MyWebLog.Domain/DataTypes.fs

@@ -1,6 +1,7 @@
 namespace MyWebLog
 
 open System
+open MyWebLog
 
 /// A category under which a post may be identified
 [<CLIMutable; NoComparison; NoEquality>]
@@ -119,6 +120,9 @@ type Page =
         /// The current text of the page
         text : string
 
+        /// Metadata for this page
+        metadata : MetaItem list
+        
         /// Permalinks at which this page may have been previously served (useful for migrated content)
         priorPermalinks : Permalink list
 
@@ -141,6 +145,7 @@ module Page =
           showInPageList  = false
           template        = None
           text            = ""
+          metadata        = []
           priorPermalinks = []
           revisions       = []
         }
@@ -182,6 +187,9 @@ type Post =
         /// The tags for the post
         tags : string list
 
+        /// Metadata for the post
+        metadata : MetaItem list
+        
         /// Permalinks at which this post may have been previously served (useful for migrated content)
         priorPermalinks : Permalink list
 
@@ -205,6 +213,7 @@ module Post =
           text            = ""
           categoryIds     = []
           tags            = []
+          metadata        = []
           priorPermalinks = []
           revisions       = []
         }

src/MyWebLog.Domain/SupportTypes.fs

@@ -98,6 +98,13 @@ type MetaItem =
         value : string
     }
 
+/// Functions to support metadata items
+module MetaItem =
+
+    /// An empty metadata item
+    let empty =
+        { name = ""; value = "" }
+
         
 /// A revision of a page or post
 [<CLIMutable; NoComparison; NoEquality>]

src/MyWebLog.Domain/ViewModels.fs

@@ -1,7 +1,6 @@
 namespace MyWebLog.ViewModels
 
 open System
-open System.Collections.Generic
 open MyWebLog
 
 /// Details about a category, used to display category lists
@@ -136,13 +135,21 @@ type EditPageModel =
 
         /// The text of the page
         text : string
+        
+        /// Names of metadata items
+        metaNames : string[]
+        
+        /// Values of metadata items
+        metaValues : string[]
     }
+    
     /// Create an edit model from an existing page
     static member fromPage (page : Page) =
         let latest =
             match page.revisions |> List.sortByDescending (fun r -> r.asOf) |> List.tryHead with
             | Some rev -> rev
             | None -> Revision.empty
+        let page = if page.metadata |> List.isEmpty then { page with metadata = [ MetaItem.empty ] } else page
         { pageId            = PageId.toString page.id
           title             = page.title
           permalink         = Permalink.toString page.permalink
@@ -150,6 +157,8 @@ type EditPageModel =
           isShownInPageList = page.showInPageList
           source            = MarkupText.sourceType latest.text
           text              = MarkupText.text       latest.text
+          metaNames         = page.metadata |> List.map (fun m -> m.name)  |> Array.ofList
+          metaValues        = page.metadata |> List.map (fun m -> m.value) |> Array.ofList
         }
 
 
@@ -182,6 +191,12 @@ type EditPostModel =
         
         /// Whether this post should be published
         doPublish : bool
+        
+        /// Names of metadata items
+        metaNames : string[]
+        
+        /// Values of metadata items
+        metaValues : string[]
     }
     /// Create an edit model from an existing past
     static member fromPost (post : Post) =
@@ -189,15 +204,18 @@ type EditPostModel =
             match post.revisions |> List.sortByDescending (fun r -> r.asOf) |> List.tryHead with
             | Some rev -> rev
             | None -> Revision.empty
-        { postId            = PostId.toString post.id
+        let post = if post.metadata |> List.isEmpty then { post with metadata = [ MetaItem.empty ] } else post
-          title             = post.title
+        { postId      = PostId.toString post.id
-          permalink         = Permalink.toString post.permalink
+          title       = post.title
-          source            = MarkupText.sourceType latest.text
+          permalink   = Permalink.toString post.permalink
-          text              = MarkupText.text       latest.text
+          source      = MarkupText.sourceType latest.text
-          tags              = String.Join (", ", post.tags)
+          text        = MarkupText.text       latest.text
-          categoryIds       = post.categoryIds |> List.map CategoryId.toString |> Array.ofList
+          tags        = String.Join (", ", post.tags)
-          status            = PostStatus.toString post.status
+          categoryIds = post.categoryIds |> List.map CategoryId.toString |> Array.ofList
-          doPublish         = false
+          status      = PostStatus.toString post.status
+          doPublish   = false
+          metaNames   = post.metadata |> List.map (fun m -> m.name)  |> Array.ofList
+          metaValues  = post.metadata |> List.map (fun m -> m.value) |> Array.ofList
         }
 
 
@@ -251,6 +269,9 @@ type PostListItem =
         
         /// Tags for the post
         tags : string list
+        
+        /// Metadata for the post
+        meta : MetaItem list
     }
 
     /// Create a post list item from a post
@@ -265,6 +286,7 @@ type PostListItem =
           text        = post.text
           categoryIds = post.categoryIds |> List.map CategoryId.toString
           tags        = post.tags
+          meta        = post.metadata
         }
 
 

src/MyWebLog/Handlers.fs

@@ -361,10 +361,13 @@ module Page =
         }
         match result with
         | Some (title, page) ->
+            let model = EditPageModel.fromPage page
             return!
                 Hash.FromAnonymousObject {|
                     csrf       = csrfToken ctx
-                    model      = EditPageModel.fromPage page
+                    model      = model
+                    metadata   = Array.zip model.metaNames model.metaValues
+                                 |> Array.mapi (fun idx (name, value) -> [| string idx; name; value |])
                     page_title = title
                     templates  = templatesForTheme ctx "page"
                 |}
@@ -408,6 +411,10 @@ module Page =
                     showInPageList = model.isShownInPageList
                     template       = match model.template with "" -> None | tmpl -> Some tmpl
                     text           = MarkupText.toHtml revision.text
+                    metadata       = Seq.zip model.metaNames model.metaValues
+                                     |> Seq.filter (fun it -> fst it > "")
+                                     |> Seq.map (fun it -> { name = fst it; value = snd it })
+                                     |> List.ofSeq
                     revisions      = revision :: page.revisions
                 }
             do! (match model.pageId with "new" -> Data.Page.add | _ -> Data.Page.update) page conn

src/MyWebLog/Program.fs

@@ -25,8 +25,8 @@ type WebLogMiddleware (next : RequestDelegate) =
 /// DotLiquid filters
 module DotLiquidBespoke =
     
-    open DotLiquid
     open System.IO
+    open DotLiquid
 
     /// A filter to generate nav links, highlighting the active link (exact match)
     type NavLinkFilter () =
@@ -166,7 +166,7 @@ let main args =
         builder.Services
             .AddAuthentication(CookieAuthenticationDefaults.AuthenticationScheme)
             .AddCookie(fun opts ->
-                opts.ExpireTimeSpan    <- TimeSpan.FromMinutes 20.
+                opts.ExpireTimeSpan    <- TimeSpan.FromMinutes 60.
                 opts.SlidingExpiration <- true
                 opts.AccessDeniedPath  <- "/forbidden")
     let _ = builder.Services.AddLogging ()

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

@@ -56,6 +56,50 @@
           <button type="submit" class="btn btn-primary">Save Changes</button>
         </div>
       </div>
+      <div class="row mb-3">
+        <div class="col">
+          <fieldset>
+            <legend>
+              Metadata
+              <button type="button" class="btn btn-sm btn-secondary" data-bs-toggle="collapse"
+                      data-bs-target="#metaItemContainer">
+                show
+              </button>
+            </legend>
+            <div id="metaItemContainer" class="collapse">
+              <div id="metaItems" class="container">
+                {%- for meta in metadata %}
+                  <div id="meta_{{ meta[0] }}" class="row mb-3">
+                    <div class="col-1 text-center align-self-center">
+                      <button type="button" class="btn btn-sm btn-danger" onclick="Admin.removeMetaItem({{ meta[0] }})">
+                        &minus;
+                      </button>
+                    </div>
+                    <div class="col-3">
+                      <div class="form-floating">
+                        <input type="text" name="metaNames" id="metaNames_{{ meta[0] }}" class="form-control"
+                               placeholder="Name" value="{{ meta[1] }}">
+                        <label for="metaNames_{{ meta[0] }}">Name</label>
+                      </div>
+                    </div>
+                    <div class="col-8">
+                      <div class="form-floating">
+                        <input type="text" name="metaValues" id="metaValues_{{ meta[0] }}" class="form-control"
+                               placeholder="Value" value="{{ meta[2] }}">
+                        <label for="metaValues_{{ meta[0] }}">Value</label>
+                      </div>
+                    </div>
+                  </div>
+                {% endfor -%}
+              </div>
+              <button type="button" class="btn btn-sm btn-secondary" onclick="Admin.addMetaItem()">Add an Item</button>
+              <script>
+                document.addEventListener("DOMContentLoaded", () => Admin.setNextMetaIndex({{ metadata | size }}))
+              </script>
+            </div>
+          </fieldset>
+        </div>
+      </div>
     </div>
   </form>
 </article>

src/MyWebLog/themes/bit-badger/home-page.liquid

@@ -0,0 +1,98 @@
+<div class="home">
+  <article class="content auto">
+    {{ page.text }}
+  </article>
+  <aside class="app-sidebar">
+    <div>
+      <div class="app-sidebar-head">Web Sites and Applications</div>
+      <div>
+        <p class="app-sidebar-name">
+          <strong>PrayerTracker</strong><br>
+          <a href="/solutions/prayer-tracker" title="About PrayerTracker &bull; Bit Badger Solutions">About</a> •
+          <a href="https://prayer.bitbadger.solutions" title="PrayerTracker" target="_blank">Visit</a>
+        </p>
+        <p class="app-sidebar-description">
+          A prayer request tracking website (Free for any church or Sunday School class!)
+        </p>
+      </div>
+      <div>
+        <p class="app-sidebar-name">
+          <strong>myPrayerJournal</strong><br>
+          <a href="/solutions/my-prayer-journal" title="About myPrayerJournal &bull; Bit Badger Solutions">About</a> •
+          <a href="https://prayerjournal.me" title="myPrayerJournal" target="_blank">Visit</a>
+        </p>
+        <p class="app-sidebar-description">Minimalist personal prayer journal</p>
+      </div>
+      <div>
+        <p class="app-sidebar-name">
+          <strong>Linux Resources</strong><br>
+          <a href="https://blog.bitbadger.solutions/linux/" title="Linux Resources" target="_blank">Visit</a>
+        </p>
+        <p class="app-sidebar-description">Handy information for Linux folks</p>
+      </div>
+    </div>
+    <div>
+      <div class="app-sidebar-head">WordPress</div>
+      <div>
+        <p class="app-sidebar-name">
+          <strong>Futility Closet</strong><br>
+          <a href="/solutions/futility-closet" title="About Futility Closet &bull; Bit Badger Solutions">About</a> •
+          <a href="https://www.futilitycloset.com" title="Futility Closet" target="_blank">Visit</a>
+        </p>
+        <p class="app-sidebar-description">An idler’s miscellany of compendious amusements</p>
+      </div>
+      <div>
+        <p class="app-sidebar-name">
+          <strong>Mindy Mackenzie</strong><br>
+          <a href="/solutions/mindy-mackenzie" title="About Mindy Mackenzie &bull; Bit Badger Solutions">About</a> •
+          <a href="https://mindymackenzie.com" title="Mindy Mackenzie" target="_blank">Visit</a>
+        </p>
+        <p class="app-sidebar-description"><em>WSJ</em>-best-selling author of <em>The Courage Solution</em></p>
+      </div>
+      <div>
+        <p class="app-sidebar-name">
+          <strong>Riehl World News</strong><br>
+          <a href="/solutions/riehl-world-news" title="About Riehl World News &bull; Bit Badger Solutions">About</a> •
+          <a href="http://riehlworldview.com" title="Riehl World News" target="_blank">Visit</a>
+        </p>
+        <p class="app-sidebar-description">Riehl news for real people</p>
+      </div>
+    </div>
+    <div>
+      <div class="app-sidebar-head">Static Sites</div>
+      <div>
+        <p class="app-sidebar-name">
+          <strong>Bay Vista Baptist Church</strong><br>
+          <a href="/solutions/bay-vista" title="About Bay Vista Baptist Church &bull; Bit Badger Solutions">About</a> •
+          <a href="https://bayvista.org" title="Bay Vista Baptist Church" target="_blank">Visit</a>
+        </p>
+        <p class="app-sidebar-description">Biloxi, Mississippi</p>
+      </div>
+      <div>
+        <p class="app-sidebar-name">
+          <strong>The Bit Badger Blog</strong><br>
+          <a href="/solutions/tech-blog" title="About The Bit Badger Blog &bull; Bit Badger Solutions">About</a> •
+          <a href="https://blog.bitbadger.solutions" title="The Bit Badger Blog" target="_blank">Visit</a>
+        </p>
+        <p class="app-sidebar-description">Technical information (“geek stuff”) from Bit Badger Solutions</p>
+      </div>
+    </div>
+    <div>
+      <div class="app-sidebar-head">Personal</div>
+      <div>
+        <p class="app-sidebar-name">
+          <strong>Daniel J. Summers</strong><br>
+          <a href="https://daniel.summershome.org" title="Daniel J. Summers" target="_blank">Visit</a>
+        </p>
+        <p class="app-sidebar-description">Daniel’s personal blog</p>
+      </div>
+      <div>
+        <p class="app-sidebar-name">
+          <strong>A Word from the Word</strong><br>
+          <a href="https://devotions.summershome.org" title="A Word from the Word" target="_blank">Visit</a>
+        </p>
+        <p class="app-sidebar-description">Devotions by Daniel</p>
+      </div>
+    </div>
+  </aside>
+</div>

src/MyWebLog/themes/bit-badger/layout.liquid

@@ -0,0 +1,45 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta name="viewport" content="width=device-width" />
+    <title>{{ page_title }} &raquo; Bit Badger Solutions</title>
+    <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Oswald|Raleway">
+    <link rel="stylesheet" href="/themes/{{ web_log.theme_path }}/style.css">
+  </head>
+  <body>
+    <header class="site-header">
+      <div class="header-logo">
+        <a href="/">
+          <img src="/themes/{{ web_log.theme_path }}/bitbadger.png"
+               alt="A cartoon badger looking at a computer screen, with his paw on a mouse"
+               title="Bit Badger Solutions">
+        </a>
+      </div>
+      <div class="header-title"><a href="/">Bit Badger Solutions</a></div>
+      <div class="header-spacer"> &nbsp; </div>
+      <div class="header-social">
+        <a href="https://twitter.com/Bit_Badger" title="Bit_Badger on Twitter" target="_blank">
+          <img src="/themes/{{ web_log.theme_path }}/twitter.png" alt="Twitter">
+        </a> &nbsp;
+        <a href="https://www.facebook.com/bitbadger.solutions" title="Bit Badger Solutions on Facebook" target="_blank">
+          <img src="/themes/{{ web_log.theme_path }}/facebook.png" alt="Facebook">
+        </a>
+      </div>
+    </header>
+    {{ content }}
+    <footer>
+      <div>
+        <small>
+          {% if logged_on -%}
+            <a href="/admin">Dashboard</a> ~ <a href="/user/log-off">Log Off</a>
+          {% else %}
+            <a href="/user/log-on">Log On</a>
+          {% endif %}
+        </small>
+      </div>
+      <div>
+        A <strong><a href="/">Bit Badger Solutions</a></strong> original design
+      </div>
+    </footer>
+  </body>
+</html>

src/MyWebLog/themes/bit-badger/single-page.liquid

@@ -0,0 +1,5 @@
+<article class="content auto">
+  <h1>{{ page.title }}</h1>
+  {{ page.text }}
+  <p><br><a href="/" title="Home">&laquo; Home</a></p>
+</article>

src/MyWebLog/wwwroot/themes/admin/admin.js

@@ -1,4 +1,93 @@
 const Admin = {
+  /** The next index for a metadata item */
+  nextMetaIndex : 0,
+
+  /**
+   * Set the next meta item index
+   * @param idx The index to set
+   */
+  // Calling a function with a Liquid variable does not look like an error in the IDE...
+  setNextMetaIndex(idx) {
+    this.nextMetaIndex = idx
+  },
+  
+  /**
+   * Add a new row for metadata entry
+   */
+  addMetaItem() {
+    // Remove button
+    const removeBtn = document.createElement("button")
+    removeBtn.type      = "button"
+    removeBtn.className = "btn btn-sm btn-danger"
+    removeBtn.innerHTML = "−"
+    removeBtn.setAttribute("onclick", `Admin.removeMetaItem(${this.nextMetaIndex})`)
+    
+    const removeCol = document.createElement("div")
+    removeCol.className = "col-1 text-center align-self-center"
+    removeCol.appendChild(removeBtn)
+    
+    // Name
+    const nameField = document.createElement("input")
+    nameField.type        = "text"
+    nameField.name        = "metaNames"
+    nameField.id          = `metaNames_${this.nextMetaIndex}`
+    nameField.className   = "form-control"
+    nameField.placeholder = "Name"
+    
+    const nameLabel = document.createElement("label")
+    nameLabel.htmlFor   = nameField.id
+    nameLabel.innerText = nameField.placeholder
+    
+    const nameFloat = document.createElement("div")
+    nameFloat.className = "form-floating"
+    nameFloat.appendChild(nameField)
+    nameFloat.appendChild(nameLabel)
+    
+    const nameCol = document.createElement("div")
+    nameCol.className = "col-3"
+    nameCol.appendChild(nameFloat)
+
+    // Value
+    const valueField = document.createElement("input")
+    valueField.type        = "text"
+    valueField.name        = "metaValues"
+    valueField.id          = `metaValues_${this.nextMetaIndex}`
+    valueField.className   = "form-control"
+    valueField.placeholder = "Value"
+
+    const valueLabel = document.createElement("label")
+    valueLabel.htmlFor   = valueField.id
+    valueLabel.innerText = valueField.placeholder
+
+    const valueFloat = document.createElement("div")
+    valueFloat.className = "form-floating"
+    valueFloat.appendChild(valueField)
+    valueFloat.appendChild(valueLabel)
+
+    const valueCol = document.createElement("div")
+    valueCol.className = "col-8"
+    valueCol.appendChild(valueFloat)
+    
+    // Put it all together
+    const newRow = document.createElement("div")
+    newRow.className = "row mb-3"
+    newRow.id        = `meta_${this.nextMetaIndex}`
+    newRow.appendChild(removeCol)
+    newRow.appendChild(nameCol)
+    newRow.appendChild(valueCol)
+    
+    document.getElementById("metaItems").appendChild(newRow)
+    this.nextMetaIndex++
+  },
+  
+  /**
+   * Remove a metadata item
+   * @param idx The index of the metadata item to remove
+   */
+  removeMetaItem(idx) {
+    document.getElementById(`meta_${idx}`).remove()
+  },
+  
   /**
    * Confirm and delete a category
    * @param id The ID of the category to be deleted

src/MyWebLog/wwwroot/themes/bit-badger/style.css

@@ -0,0 +1,217 @@
+html {
+  background-color: lightgray;
+}
+body {
+  margin: 0;
+  font-family: "Raleway", "Segoe UI", Ubuntu, Tahoma, "DejaVu Sans", "Liberation Sans", Arial, sans-serif;
+  background-color: #FFFAFA;
+}
+a {
+  color: navy;
+  text-decoration: none;
+}
+a:hover {
+  border-bottom: dotted 1px navy;
+}
+a img {
+  border: 0;
+}
+acronym {
+  border-bottom: dotted 1px black;
+}
+header, h1, h2, h3, footer a {
+  font-family: "Oswald", "Segoe UI", Ubuntu, "DejaVu Sans", "Liberation Sans", Arial, sans-serif;
+}
+h1 {
+  text-align: center;
+  margin: 1.4rem 0;
+  font-size: 2rem;
+}
+h2 {
+  margin: 1.2rem 0;
+}
+h3 {
+  margin: 1rem 0;
+}
+h2, h3 {
+  border-bottom: solid 2px navy;
+}
+@media all and (min-width:40rem) {
+  h2, h3 {
+    width: 80%;
+  }
+}
+p {
+  margin: 1rem 0;
+}
+#content {
+  margin: 0 1rem;
+}
+.content {
+  font-size: 1.1rem;
+}
+.auto {
+  margin: 0 auto;
+}
+@media all and (min-width: 68rem) {
+  .content {
+    width: 66rem;
+  }
+}
+.hdr {
+  font-size: 14pt;
+  font-weight: bold;
+}
+.strike {
+  text-decoration: line-through;
+}
+.alignleft {
+  float: left;
+  padding-right: 5px;
+}
+ul {
+  padding-left: 40px;
+}
+li {
+  list-style-type: disc;
+}
+.app-info {
+  display: flex;
+  flex-flow: row-reverse wrap;
+  justify-content: center;
+}
+abbr[title] {
+  text-decoration: none;
+  border-bottom: dotted 1px rgba(0, 0, 0, .5)
+}
+/* Page header */
+.site-header {
+  height: 100px;
+  display: flex;
+  flex-direction: row;
+  justify-content: space-between;
+  background-image: linear-gradient(to bottom, lightgray, #FFFAFA);
+}
+.site-header a, .site-header a:visited {
+  color: black;
+}
+.site-header a:hover {
+  border-bottom: none;
+}
+.header-title {
+  font-size: 3rem;
+  font-weight: bold;
+  line-height: 100px;
+  text-align: center;
+}
+.header-spacer {
+  flex-grow: 3;
+}
+.header-social {
+  padding: 25px .8rem 0 0;
+}
+.header-social img {
+  width: 50px;
+  height: 50px;
+}
+@media all and (max-width:40rem) {
+  .site-header {
+    height: auto;
+    flex-direction: column;
+    align-items: center;
+  }
+  .header-title {
+    line-height: 3rem;
+  }
+  .header-spacer {
+    display: none;
+  }
+}
+/* Home page */
+@media all and (min-width: 80rem) {
+  .home {
+    display: flex;
+    flex-flow: row;
+    align-items: flex-start;
+    justify-content: space-around;
+  }
+}
+.home-lead {
+  font-size: 1.3rem;
+  text-align: center;
+}
+.app-sidebar {
+  text-align: center;
+  border-top: dotted 1px lightgray;
+  padding-top: 1rem;
+  font-size: .9rem;
+  display: flex;
+  flex-flow: row wrap;
+  justify-content: space-around;
+}
+.app-sidebar > div {
+  width: 20rem;
+  padding-bottom: 1rem;
+}
+@media all and (min-width: 68rem) {
+  .app-sidebar {
+    width: 66rem;
+    margin: auto;
+  }
+}
+@media all and (min-width: 80rem) {
+  .app-sidebar {
+    width: 12rem;
+    border-top: none;
+    border-left: dotted 1px lightgray;
+    padding-top: 0;
+    padding-left: 2rem;
+    flex-direction: column;
+  }
+  .app-sidebar > div {
+    width: auto;
+  }
+}
+.app-sidebar a {
+  font-size: 10pt;
+  font-family: sans-serif;
+}
+.app-sidebar-head {
+  font-family: "Oswald", "Segoe UI", Ubuntu, "DejaVu Sans", "Liberation Sans", Arial, sans-serif;
+  font-weight: bold;
+  color: maroon;
+  margin-bottom: .8rem;
+  padding: 3px 12px;
+  border-bottom: solid 2px lightgray;
+  font-size: 1rem;
+}
+.app-sidebar-name, .app-sidebar-description {
+  margin: 0;
+  padding: 0;
+}
+.app-sidebar-description {
+  font-style: italic;
+  color: #555555;
+  padding-bottom: .6rem;
+}
+/* All solution page */
+.app-name {
+  font-family: "Oswald", "Segoe UI", Ubuntu, "DejaVu Sans", "Liberation Sans", Arial, sans-serif;
+  font-size: 1.3rem;
+  font-weight: bold;
+  color: maroon;
+}
+/* Footer */
+footer {
+  display: flex;
+  flex-flow: row wrap;
+  justify-content: space-between;
+  padding: 20px 15px 10px 15px;
+  font-size: 1rem;
+  color: black;
+  clear: both;
+  background-image: linear-gradient(to bottom, #FFFAFA, lightgray);
+}
+footer a:link, footer a:visited {
+  color: black;
+}