si l'image est donnée par url, on la récupère sur notre serveur

docker-compose.prod.yml

@@ -59,6 +59,8 @@ services:
     volumes:
       - ./src:/usr/src/app/
       - ./deployment/scripts:/app/deployment/scripts/
+      - static_files:/usr/src/app/static
+      - media_files:/usr/src/app/media
     env_file: .env
     depends_on:
       - db

src/agenda_culturel/extractors.py

@@ -1,10 +1,17 @@
 from abc import ABC, abstractmethod
 
+from django.db import models
 
 from selenium import webdriver
 from selenium.webdriver.chrome.service import Service
 from selenium.webdriver.chrome.options import Options
 
+import urllib.request
+from django.core.files.uploadedfile import SimpleUploadedFile
+from tempfile import NamedTemporaryFile
+from urllib.parse import urlparse
+import os
+
 from bs4 import BeautifulSoup
 
 import json
@@ -40,6 +47,26 @@ class Extractor:
             logger.error(e)
             return None
 
+
+    def guess_filename(url):
+        a = urlparse(url)
+        return os.path.basename(a.path)
+
+    def download_media(url):
+        # first download file
+        
+        basename = Extractor.guess_filename(url)
+        try:
+            tmpfile, _ = urllib.request.urlretrieve(url)
+        except:
+            return None
+
+        # if the download is ok, then create create the corresponding file object
+        return SimpleUploadedFile(basename, open(tmpfile, "rb").read())
+
+
+
+
 class ExtractorFacebook(Extractor):
 
     class SimpleFacebookEvent:
@@ -164,6 +191,10 @@ class ExtractorFacebook(Extractor):
         def build_event(self, url):
             from .models import Event
 
+            image = self.get_element("image")
+            local_image = None if image is None else Extractor.download_media(image)
+
+
             return Event(title=self.get_element("name"), 
                 status=Event.STATUS.DRAFT,
                 start_day=self.get_element_datetime("start_timestamp"),
@@ -172,6 +203,7 @@ class ExtractorFacebook(Extractor):
                 end_time=self.get_element_datetime("end_timestamp"),
                 location=self.get_element("event_place_name"),
                 description=self.get_element("description"),
+                local_image=local_image,
                 image=self.get_element("image"),
                 image_alt=self.get_element("image_alt"),
                 reference_urls=[url])

src/agenda_culturel/locale/fr/LC_MESSAGES/django.po

@@ -218,3 +218,9 @@ msgstr "Text tel que présenté aux visiteureuses"
 
 msgid "Content"
 msgstr "Contenu"
+
+msgid "Illustration (local image)"
+msgstr "Illustration (image locale)"
+
+msgid "Illustration image stored in the agenda server"
+msgstr "Image d'illustration stockée sur le serveur de l'agenda"

src/agenda_culturel/models.py

@@ -107,6 +107,8 @@ class Event(models.Model):
 
     description = models.TextField(verbose_name=_('Description'), help_text=_('General description of the event'), blank=True, null=True)
 
+    local_image = models.ImageField(verbose_name=_('Illustration (local image)'), help_text=_("Illustration image stored in the agenda server"), max_length=1024, blank=True, null=True)
+
     image = models.URLField(verbose_name=_('Illustration'), help_text=_("URL of the illustration image"), max_length=1024, blank=True, null=True)
     image_alt = models.CharField(verbose_name=_('Illustration description'), help_text=_('Alternative text used by screen readers for the image'), blank=True, null=True, max_length=1024)
 
@@ -145,6 +147,7 @@ class Event(models.Model):
         return self.status == Event.STATUS.TRASH
 
 
+
 class EventSubmissionForm(models.Model):
     url = models.URLField(max_length=512, verbose_name=_('URL'), help_text=_("URL where this event can be found."))
 

src/agenda_culturel/templates/agenda_culturel/single-event/event-in-list-by-day-inc.html

@@ -35,9 +35,9 @@
             </em></p>
         {% endif %}
 
-    {% if event.image %}
+        {% if event.image or event.local_image %}
         <article class='illustration-small'>
-        <img src="{{ event.image }}" alt="{{ event.image_alt }}" />
+            <img src="{% if event.local_image %}{{ event.local_image.url }}{% else %}{{ event.image }}{% endif %}" alt="{{ event.image_alt }}" />
         </article>
         {% endif %}
 

src/agenda_culturel/templates/agenda_culturel/single-event/event-in-list-inc.html

@@ -29,9 +29,9 @@
             </em></p>
         {% endif %}
 
-    {% if event.image  %}
+        {% if event.image or event.local_image %}
-    <article class='illustration{% if display in "in list by day" %}-small{% endif %}'>
+        <article class='illustration'>
-        <img src="{{ event.image }}" alt="{{ event.image_alt }}" />
+            <img src="{% if event.local_image %}{{ event.local_image.url }}{% else %}{{ event.image }}{% endif %}" alt="{{ event.image_alt }}" />
         </article>
         {% endif %}
 

src/agenda_culturel/templates/agenda_culturel/single-event/event-single-inc.html

@@ -19,9 +19,9 @@
         </p>
     </header>
 
-    {% if event.image  %}
+    {% if event.image or event.local_image %}
-    <article class='illustration{% if display in "in list by day" %}-small{% endif %}'>
+    <article class='illustration'>
-        <img src="{{ event.image }}" alt="{{ event.image_alt }}" />
+        <img src="{% if event.local_image %}{{ event.local_image.url }}{% else %}{{ event.image }}{% endif %}" alt="{{ event.image_alt }}" />
     </article>
     {% endif %}