Merge pull request #70 from HJMcSorley/master

app fork to master

Dockerfile

@@ -0,0 +1,16 @@
+FROM plotly/heroku-docker-r:3.6.2_heroku18
+
+# on build, copy application files
+COPY . /app/
+
+# for installing additional dependencies etc.
+RUN if [ -f '/app/onbuild' ]; then bash /app/onbuild; fi; 
+
+# look for /app/apt-packages and if it exists, install the packages contained
+RUN if [ -f '/app/apt-packages' ]; then apt-get update -q && cat apt-packages | xargs apt-get -qy install && rm -rf /var/lib/apt/lists/*; fi;              
+
+# look for /app/init.R and if it exists, execute it
+RUN if [ -f '/app/init.R' ]; then /usr/bin/R --no-init-file --no-save --quiet --slave -f /app/init.R; fi; 
+
+# here app.R needs to match the name of the file which contains your app              
+CMD cd /app && /usr/bin/R --no-save -f /app/app.R

app.R

@@ -236,7 +236,7 @@ app$callback(
   })
 
 # Run app
-app$run_server(debug = TRUE)
+app$run_server(host = "0.0.0.0", port = Sys.getenv('PORT', 8050))
 
 # command to add dash app in Rstudio viewer:
-# rstudioapi::viewer("http://127.0.0.1:8050")
+# rstudioapi::viewer("http://127.0.0.1:8050")

app.json

@@ -0,0 +1,9 @@
+{
+  "name": "Testing deployment of DashR app to heroku",
+  "description": "This app shows 1994 census data, in a 2020 kind of way.",
+  "keywords": [
+    "heroku",
+    "R deployment",
+    "Dash R"
+],
+}

apt-packages

@@ -0,0 +1,3 @@
+libcurl4-openssl-dev
+libxml2-dev
+libv8-3.14-dev

heroku.yml

@@ -0,0 +1,3 @@
+build:
+  docker:
+    web: Dockerfile

init.R

@@ -0,0 +1,23 @@
+# R script to run author supplied code, typically used to install additional R packages
+# contains placeholders which are inserted by the compile script
+# NOTE: this script is executed in the chroot context; check paths!
+
+r <- getOption('repos')
+r['CRAN'] <- 'http://cloud.r-project.org'
+options(repos=r)
+
+# ======================================================================
+
+# packages go here
+install.packages('remotes')
+
+remotes::install_github('plotly/dashR', upgrade=TRUE)
+install.packages('dashCoreComponents')
+install.packages('dashHtmlComponents')
+install.packages('dashTable')
+install.packages('here')
+install.packages('tidyverse')
+install.packages('glue')
+install.packages('ggpubr')
+install.packages('scales')
+install.packages('plotly')