Support datafile from http server.

project.clj

 
   :dependencies
   [[org.clojure/tools.logging "1.1.0"]
-   [selmer "1.12.27"]]
+   [selmer "1.12.27"]
+   [babashka/babashka.curl "0.0.3"]]
 
   :profiles
   {:provided
    {:dependencies
     [[org.clojure/clojure "1.10.1"]
      [org.clojars.yjcyxky/tservice "0.6.0"]]}
-   
-    :uberjar
+
+   :uberjar
    {:auto-clean    true
     :aot           :all
     :omit-source   true

resources/templates/plugin-schema.handlebars.json

     {
       "key": "sig_level",
       "dataIndex": "sig_level",
-      "valueType": "switch",
+      "valueType": "digit",
       "title": "Significant Level",
       "tooltip": "Significant level, greater than 0 and less than 1.",
       "fieldProps": {

src/tservice/plugins/corrplot.clj

   (:require [clojure.data.json :as json]
             [clojure.spec.alpha :as s]
             [clojure.tools.logging :as log]
+            [babashka.curl :as curl]
             [spec-tools.core :as st]
             [tservice.util :as u]
-            [tservice.lib.files :as ff]
+            [clojure.string :as clj-str]
             [tservice.lib.fs :as fs-lib]
+            [clojure.java.io :as io]
             [tservice.plugins.corrplot.common :as corrplot]
             [tservice.api.task :refer [make-routes publish-event! make-events-init create-task! update-process!]]))
 
   (let [plugin-schema (fs-lib/join-paths config-dir "templates/plugin-schema.handlebars.json")]
     {:schema (json/read-str (slurp plugin-schema))}))
 
+(defn download-file
+  [datafile dest-file]
+  (cond
+    (re-matches #"^oss:\/\/\/.*" datafile)
+    (comment "Download by oss client")
+
+    (re-matches #"^minio:\/\/\..*" datafile)
+    (comment "Download by minio client")
+
+    (re-matches #"^file:\/\/.*" datafile)
+    (clj-str/replace datafile #"^file:\/\/" "")
+
+    (re-matches #"^https?:\/\/.*" datafile)
+    (or (-> (curl/get datafile {:as :stream})
+            (:body)
+            (io/copy (io/file dest-file)))
+        dest-file)
+
+    :else datafile))
+
 (defn post-handler
   [{:keys [datafile corr_vars sig_level hc_order
            hc_method corr_type method plugin-context
          description "Make a correlation plot."}
     :as payload}]
   (log/info "Make a correlation plot with %s" payload)
-  (let [log-path (fs-lib/join-paths workdir "log")
+  (fs-lib/create-directories! workdir)
+  (let [datafile (download-file datafile (fs-lib/join-paths workdir "data.csv"))
+        log-path (fs-lib/join-paths workdir "log")
         response {:charts [(fs-lib/join-paths workdir "plotly.json")]
                   :results []
                   :log log-path
                    :plugin-type (:plugin-type plugin-context)
                    :plugin-version (:plugin-version plugin-context)
                    :response response})
-    (fs-lib/create-directories! workdir)
     (spit log-path (json/write-str {:status "Running" :msg ""}))
     (update-process! uuid 0)
     (publish-event! "corrplot"