Add preview command

1 files changed, 24 insertions, 4 deletions

@@ -26,6 +26,9 @@ PARAMETERS:
  publish    publish the site after building.
             NOTE: this requires a .vienna.sh file in the site root.
             you'll have to define a \`publish' function there.
+ preview    preview the site locally after building.
+            NOTE: this requires a .vienna.sh file in the site root.
+            you'll have to define a \`preview' function there.
 
 you can redefine any variables or functions vienna uses in \$VIENNA_CONFIG,
 which by default is ./.vienna.sh.  vienna uses heredoc-inspired templating, so
@@ -111,10 +114,27 @@ cleanup() {
 }
 
 publish() {
-        echo >&2 "I want to publish your website but I don't know how."
-        echo >&2 "Make a $CONFIG file in this directory and write a"
-        echo >&2 "\`publish' function telling me what to do.  I rec-"
-        echo >&2 "ommend using \`rsync', but you live your life."
+        cat <<EOF >&2
+
+I want to publish your website but I don't know how.
+Make a $CONFIG file in this directory and write a \`publish'
+function telling me what to do.  I recommend using \`rsync',
+but you live your life."
+
+EOF
+        exit 3
+}
+
+preview() {
+        cat <<EOF >&2
+
+I want to show you a preview of your website but I don't
+know how.  Make a $CONFIG file in this directory and write
+a \`preview' function telling me what to do.  I recommend
+using something like \`python -m http.server', but you live
+your life."
+
+EOF
         exit 3
 }