[extensions-web] settings: added ability to configure email settings using URL.

[Yuri Konotopov <ykonotopov src gnome org>]

commit 7f6be6e890a81146b8132f2483fba74c860788af
Author: Yuri Konotopov <ykonotopov gnome org>
Date:   Mon Dec 17 19:23:03 2018 +0400

    settings: added ability to configure email settings using URL.
    
    Added openshift and docker environment variables.

 openshift/docker/docker-compose.yml           |  1 +
 openshift/templates/extensions-web-nginx.json | 34 +++++++++++++++++++++++++++
 requirements.txt                              |  1 +
 sweettooth/settings.py                        |  3 +++
 4 files changed, 39 insertions(+)
---
diff --git a/openshift/docker/docker-compose.yml b/openshift/docker/docker-compose.yml
index 0e7e4ff..43abc29 100644
--- a/openshift/docker/docker-compose.yml
+++ b/openshift/docker/docker-compose.yml
@@ -24,6 +24,7 @@ services:
       EGO_ADMINISTRATOR_EMAIL: ykonotopov gnome org
       EGO_ALLOWED_HOST:
       EGO_DATABASE_URL:
+      EGO_EMAIL_URL:
       EGO_SECRET_KEY:
       EGO_XAPIAN_DB:
       EGO_MEDIA_ROOT: /extensions-web/www/uploaded-files
diff --git a/openshift/templates/extensions-web-nginx.json b/openshift/templates/extensions-web-nginx.json
index d41cd43..7be7d52 100644
--- a/openshift/templates/extensions-web-nginx.json
+++ b/openshift/templates/extensions-web-nginx.json
@@ -44,6 +44,7 @@
       },
       "stringData": {
         "database-url": "${EGO_DATABASE_URL}",
+        "email-url": "${EGO_EMAIL_URL}",
         "secret-key": "${EGO_SECRET_KEY}"
       }
     },
@@ -402,6 +403,15 @@
                       }
                     }
                   },
+                  {
+                    "name": "EGO_EMAIL_URL",
+                    "valueFrom": {
+                      "secretKeyRef" : {
+                        "name" : "${NAME}",
+                        "key" : "email-url"
+                      }
+                    }
+                  },
                   {
                     "name": "EGO_SECRET_KEY",
                     "valueFrom": {
@@ -555,6 +565,15 @@
                           }
                         }
                       },
+                      {
+                        "name": "EGO_EMAIL_URL",
+                        "valueFrom": {
+                          "secretKeyRef" : {
+                            "name" : "${NAME}",
+                            "key" : "email-url"
+                          }
+                        }
+                      },
                       {
                         "name": "EGO_SECRET_KEY",
                         "valueFrom": {
@@ -663,6 +682,15 @@
                           }
                         }
                       },
+                      {
+                        "name": "EGO_EMAIL_URL",
+                        "valueFrom": {
+                          "secretKeyRef" : {
+                            "name" : "${NAME}",
+                            "key" : "email-url"
+                          }
+                        }
+                      },
                       {
                         "name": "EGO_SECRET_KEY",
                         "valueFrom": {
@@ -807,6 +835,12 @@
       "description": "Database URL in format suitable for dj-database-url",
       "value": ""
     },
+    {
+      "name": "EGO_EMAIL_URL",
+      "displayName": "Email URL",
+      "description": "Email URL in format suitable for dj-email-url",
+      "value": ""
+    },
     {
       "name": "EGO_NODE_ADDRESS",
       "displayName": "Address of extensions-web container",
diff --git a/requirements.txt b/requirements.txt
index 7c12cdf..d3da3fe 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,3 +6,4 @@ Pygments >= 1.4
 pillow >= 2.0.0
 chardet >= 2.2.1
 dj-database-url
+dj-email-url
diff --git a/sweettooth/settings.py b/sweettooth/settings.py
index f96db6b..322cf4f 100644
--- a/sweettooth/settings.py
+++ b/sweettooth/settings.py
@@ -196,6 +196,9 @@ LOGGING = {
 }
 
 DEFAULT_FROM_EMAIL = "noreply gnome org"
+if os.getenv('EGO_EMAIL_URL'):
+    import dj_email_url
+    vars().update(dj_email_url.parse(os.getenv('EGO_EMAIL_URL')))
 
 
 NO_SECURE_SETTINGS = False