Generate SVG images

This commit is contained in:
Aaron Fischer 2015-12-06 11:13:11 +01:00
parent 2286e75f0d
commit d96250b444
2 changed files with 35 additions and 20 deletions

View file

@ -1,5 +1,6 @@
(ns mailhead.routes.home (ns mailhead.routes.home
(:require [mailhead.layout :as layout] (:require [mailhead.layout :as layout]
[mailhead.visualize :as v]
[compojure.core :refer [defroutes GET POST]] [compojure.core :refer [defroutes GET POST]]
[ring.util.http-response :refer [ok]] [ring.util.http-response :refer [ok]]
[clojure.java.io :as io])) [clojure.java.io :as io]))
@ -11,7 +12,11 @@
(layout/render "about.html")) (layout/render "about.html"))
(defn analyze-mailheader [mailheader] (defn analyze-mailheader [mailheader]
(layout/render "result.html" {:mailheader mailheader})) (let [token (v/draw mailheader)]
;; TODO: Generate token
;; TODO: Generate image
;; TODO: Show image and other data on result.html
(layout/render "result.html" {:mailheader mailheader})))
(defroutes home-routes (defroutes home-routes
(GET "/" [] (home-page)) (GET "/" [] (home-page))

View file

@ -9,11 +9,13 @@
(partition 2 (interleave cleaned-chain (rest cleaned-chain))))) (partition 2 (interleave cleaned-chain (rest cleaned-chain)))))
(defn edges [path] (defn edges [path]
(let [p (map #(concat % [{:label "ms" :fillcolor "gray" :color "gray"}]) (edge-path path))] (let [p (map
#(concat % [{:label "time" :fillcolor "gray" :color "gray"}])
(edge-path path))]
(into [] (map #(into [] %)) p))) (into [] (map #(into [] %)) p)))
(defn draw-path [receive-path] (defn draw-path [receive-path]
(-> (graph->dot (graph->dot
[] []
(edges receive-path) (edges receive-path)
{:node {:shape :box {:node {:shape :box
@ -26,11 +28,19 @@
:fontsize 10} :fontsize 10}
:directed? true :directed? true
:graph {:rankdir :LR :graph {:rankdir :LR
:color "transparent"}}) :color "transparent"}}))
(dot->image "png")))
(defn draw [filename] (defn save-image [dot token]
(draw-path (parser/parse-from-file filename))) (let [path (str "generated-images/" token ".svg")]
(clojure.java.io/make-parents path)
(spit path (dot->svg dot))))
(draw "/home/aaron/workbench/clojurecup2015/sample-data/header1.eml") (defn next-token []
(str (java.util.UUID/randomUUID)))
;; TODO: Make it work with strings
(defn draw [mailheader]
(let [filename "/home/aaron/workbench/clojurecup2015/sample-data/header1.eml"
token (next-token)]
(save-image (draw-path (parser/parse-from-file filename)) token)
token))