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authorVincent Ambo <mail@tazj.in>2018-05-22T17·31+0200
committerVincent Ambo <github@tazj.in>2018-05-22T18·44+0200
commit2bbcced032937240ac6fb3f1cfe5136d421b3bea (patch)
tree36d5dbe46b483b19eb7401b3fa299dd6133f98cb
parent69583b1236fd329cdc223f2d2a52ff313269d1d1 (diff)
refactor(templates): Move post editing template to Askama
-rw-r--r--src/main.rs1
-rw-r--r--src/render.rs27
-rw-r--r--templates/post.html64
3 files changed, 50 insertions, 42 deletions
diff --git a/src/main.rs b/src/main.rs
index 3c533515bfb0..e25c3bef1fb8 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -140,7 +140,6 @@ fn start_renderer() -> Addr<Syn, Renderer> {
     // location-dependent.
     // Drawback is that template changes require recompilation ...
     tera.add_raw_templates(vec![
-        ("post.html", include_str!("../templates/post.html")),
         ("search.html", include_str!("../templates/search.html")),
     ]).expect("Could not compile templates");
 
diff --git a/src/render.rs b/src/render.rs
index cfae2ad817ea..d0852fa3959a 100644
--- a/src/render.rs
+++ b/src/render.rs
@@ -26,7 +26,7 @@ use errors::*;
 use std::fmt;
 use md5;
 use models::*;
-use tera::{escape_html, Tera};
+use tera::Tera;
 use chrono::prelude::{DateTime, Utc};
 use comrak::{ComrakOptions, markdown_to_html};
 
@@ -40,7 +40,7 @@ impl Actor for Renderer {
 }
 
 /// Represents a data formatted for human consumption
-#[derive(Debug, Serialize)]
+#[derive(Debug)]
 struct FormattedDate(DateTime<Utc>);
 
 impl fmt::Display for FormattedDate {
@@ -55,7 +55,7 @@ pub struct IndexPage {
 }
 message!(IndexPage, Result<String>);
 
-#[derive(Debug, Serialize)]
+#[derive(Debug)]
 struct IndexThread {
     id: i32,
     title: String,
@@ -104,7 +104,7 @@ pub struct ThreadPage {
 message!(ThreadPage, Result<String>);
 
 // "Renderable" structures with data transformations applied.
-#[derive(Debug, Serialize)]
+#[derive(Debug)]
 struct RenderablePost {
     id: i32,
     body: String,
@@ -163,7 +163,7 @@ impl Handler<ThreadPage> for Renderer {
 
 /// The different types of editing modes supported by the editing
 /// template:
-#[derive(Debug, Serialize)]
+#[derive(Debug, PartialEq)]
 pub enum EditingMode {
     NewThread,
     PostReply,
@@ -174,10 +174,11 @@ impl Default for EditingMode {
     fn default() -> EditingMode { EditingMode::NewThread }
 }
 
-/// This struct represents the context submitted to the template used
-/// for rendering the new thread, edit post and reply to thread forms.
-#[derive(Default, Serialize)]
-pub struct FormContext {
+/// This is the template used for rendering the new thread, edit post
+/// and reply to thread forms.
+#[derive(Template, Default)]
+#[template(path = "post.html")]
+pub struct FormTemplate {
     /// Which editing mode is to be used by the template?
     pub mode: EditingMode,
 
@@ -212,13 +213,13 @@ impl Handler<NewThreadPage> for Renderer {
     type Result = Result<String>;
 
     fn handle(&mut self, msg: NewThreadPage, _: &mut Self::Context) -> Self::Result {
-        let ctx = FormContext {
+        let ctx = FormTemplate {
             alerts: msg.alerts,
             title: msg.title,
             post: msg.post,
             ..Default::default()
         };
-        Ok(self.tera.render("post.html", &ctx)?)
+        ctx.render().map_err(|e| e.into())
     }
 }
 
@@ -233,14 +234,14 @@ impl Handler<EditPostPage> for Renderer {
     type Result = Result<String>;
 
     fn handle(&mut self, msg: EditPostPage, _: &mut Self::Context) -> Self::Result {
-        let ctx = FormContext {
+        let ctx = FormTemplate {
             mode: EditingMode::EditPost,
             id: Some(msg.id),
             post: Some(msg.post),
             ..Default::default()
         };
 
-        Ok(self.tera.render("post.html", &ctx)?)
+        ctx.render().map_err(|e| e.into())
     }
 }
 
diff --git a/templates/post.html b/templates/post.html
index db6b00959d93..50d23c93a36b 100644
--- a/templates/post.html
+++ b/templates/post.html
@@ -1,4 +1,4 @@
-<!-- {#
+{#
   This template is shared by the new thread, reply and post-editing pages.
 
   The main display differences between the different editing styles are the
@@ -8,7 +8,7 @@
   Every one of these pages can have a variable length list of alerts submitted
   into the template, which will be rendered as Boostrap alert boxes above the
   user input form.
-#} -->
+#}
 
 <!doctype html>
 <html lang="en">
@@ -17,7 +17,6 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0">
     <title>Converse: Post</title>
 
-    <!-- TODO -->
     <meta http-equiv="Content-Security-Policy" content="script-src https://code.getmdl.io 'self';">
     <!-- <link rel="shortcut icon" href="images/favicon.png"> -->
 
@@ -31,13 +30,14 @@
       <header class="mdl-layout__header mdl-layout__header--scroll mdl-color--primary-dark">
         <div class="mdl-layout__header-row">
           <a href="/" class="mdl-layout-title mdl-color-text--blue-grey-50 cvs-title">
-          {% if mode == "NewThread" %}
-          Converse: Submit new thread
-          {% elif mode == "PostReply" %}
-          Converse: Reply to thread
-          {% elif mode == "EditPost" %}
-          Converse: Edit post
-          {% endif %}
+          {% match mode %}
+            {% when EditingMode::NewThread %}
+              Converse: Submit new thread
+            {% when EditingMode::PostReply %}
+              Converse: Reply to thread
+            {% when EditingMode::EditPost %}
+              Converse: Edit post
+          {% endmatch %}
           </a>
           <div class="mdl-layout-spacer"></div>
           <a href="/">
@@ -49,34 +49,42 @@
       </header>
       <main class="mdl-layout__content mdl-grid">
         <div class="mdl-card mdl-shadow--2dp mdl-cell--8-col">
-          {% if mode == "NewThread" %}
-          <form action="/thread/submit" method="post">
-          {% elif mode == "PostReply" %}
-          <form action="/thread/reply" method="post">
-          {% elif mode == "EditPost" %}
-          <form action="/post/edit" method="post">
-          {% endif %}
-            {% if mode == "PostReply" %}
-            <input type="hidden" id="thread_id" name="thread_id" value="{{ id }}">
-            {% elif mode == "EditPost" %}
-            <input type="hidden" id="thread_id" name="post_id" value="{{ id }}">
-            {% endif %}
+          {% match mode %}
+            {% when EditingMode::NewThread %}
+              <form action="/thread/submit" method="post">
+            {% when EditingMode::PostReply %}
+              <form action="/thread/reply" method="post">
+            {% when EditingMode::EditPost %}
+              <form action="/post/edit" method="post">
+          {% endmatch %}
+            {% match mode %}
+              {% when EditingMode::PostReply %}
+                <input type="hidden" id="thread_id" name="thread_id" value="{{ id.unwrap() }}">
+              {% when EditingMode::EditPost %}
+                <input type="hidden" id="thread_id" name="post_id" value="{{ id.unwrap() }}">
+              {% else %}
+                {# no post ID when making a new thread #}
+            {% endmatch %}
             <div class="mdl-card__supporting-text">
-              {%- for alert in alerts %}
+              {% for alert in alerts %}
               <span class="mdl-chip mdl-color--red-200">
                 <span class="mdl-chip__text">{{ alert }}&nbsp;</span>
               </span>
-              {% endfor -%}
-
-              {% if mode == "NewThread" %}
+              {% endfor %}
+              {% if mode == EditingMode::NewThread %}
               <div class="mdl-textfield mdl-js-textfield mdl-textfield--floating-label mdl-cell--12-col">
-                <input class="mdl-textfield__input" type="text" id="title" name="title" aria-label="thread title" required {% if title %}value="{{ title }}"{% endif %}>
+                <input class="mdl-textfield__input" type="text" id="title" name="title" aria-label="thread title" required {% match title %}{% when Some with (title_text) %}value="{{ title_text }}"{% else %}{# Nothing! #}{% endmatch %}>
                 <label class="mdl-textfield__label" for="title">Thread title</label>
               </div>
               {% endif %}
               <div class="mdl-textfield mdl-js-textfield mdl-textfield--floating-label mdl-cell--12-col">
                 <textarea class="mdl-textfield__input" type="text" rows="25" id="post" name="post" aria-label="post content" required>
-                  {%- if post %}{{ post }}{% endif -%}
+                  {%- match post -%}
+                    {%- when Some with (post_text) -%}
+                      {{- post_text -}}
+                    {%- else -%}
+                      {# Nothing! #}
+                  {%- endmatch -%}
                 </textarea>
                 <label class="mdl-textfield__label" for="body">Content ...</label>
               </div>