Merge branch 'v0.9' into wheezy

1 files changed, 22 insertions, 7 deletions

diff --git a/ishtar_common/utils.py b/ishtar_common/utils.py
index cb45d32e1..ca9193204 100644
--- a/ishtar_common/utils.py
+++ b/ishtar_common/utils.py
@@ -68,6 +68,9 @@ def mode(array):
 
 
 def _get_image_link(item):
+    # manage missing images
+    if not item.thumbnail or not item.thumbnail.url:
+        return ""
     return mark_safe(u"""
     <div class="welcome-image">
         <img src="{}"/><br/>
@@ -86,13 +89,25 @@ def _get_image_link(item):
         unicode(_(u"Load another random image?"))))
 
 
-def get_random_item_image_link():
+def get_random_item_image_link(request):
     from archaeological_operations.models import Operation
     from archaeological_context_records.models import ContextRecord
     from archaeological_finds.models import Find
-    ope_image_nb = Operation.objects.filter(image__isnull=False).count()
-    cr_image_nb = ContextRecord.objects.filter(image__isnull=False).count()
-    find_image_nb = Find.objects.filter(image__isnull=False).count()
+
+    ope_image_nb, cr_image_nb, find_image_nb = 0, 0, 0
+    if request.user.has_perm('archaeological_operations.view_operation',
+                             Operation):
+        ope_image_nb = Operation.objects.filter(
+            thumbnail__isnull=False).count()
+    if request.user.has_perm(
+            'archaeological_context_records.view_contextrecord',
+            ContextRecord):
+        cr_image_nb = ContextRecord.objects.filter(
+            thumbnail__isnull=False).count()
+    if request.user.has_perm('archaeological_finds.view_find',
+                             Find):
+        find_image_nb = Find.objects.filter(
+            thumbnail__isnull=False).count()
 
     image_total = ope_image_nb + cr_image_nb + find_image_nb
     if not image_total:
@@ -101,14 +116,14 @@ def get_random_item_image_link():
     image_nb = random.randint(0, image_total - 1)
     if image_nb >= 0 and image_nb < ope_image_nb:
         return _get_image_link(
-            Operation.objects.filter(image__isnull=False).all()[image_nb])
+            Operation.objects.filter(thumbnail__isnull=False).all()[image_nb])
     if image_nb >= ope_image_nb and image_nb < (cr_image_nb + ope_image_nb):
         return _get_image_link(
-            ContextRecord.objects.filter(image__isnull=False).all()[
+            ContextRecord.objects.filter(thumbnail__isnull=False).all()[
                 image_nb - ope_image_nb])
     if image_nb >= (cr_image_nb + ope_image_nb):
         return _get_image_link(
-            Find.objects.filter(image__isnull=False).all()[
+            Find.objects.filter(thumbnail__isnull=False).all()[
                 image_nb - ope_image_nb - cr_image_nb])
     # should never happen except in case of deletion during the excution
     return ''