Show image width info in despeckle

(Just the get_context() part. The method was also rewritten to take the
page as a parameer because, well, it kind of has to.)

rodan/jobs/morphology.py

@@ -4,6 +4,8 @@
 import utils
 from rodan.models.jobs import JobType, JobBase
 
+gamera.core.init_gamera()
+
 
 @utils.rodan_task(inputs='tiff')
 def despeckle(image_filepath, **kwargs):
@@ -43,3 +45,10 @@ class Despeckle(JobBase):
         'despeckle_value': 100
     }
     task = despeckle
+
+    def get_context(self, page):
+        latest_image_path = page.get_latest_file_path('tiff')
+        image = gamera.core.load_image(latest_image_path)
+        return {
+            'width': image.size.width,
+        }

rodan/models/jobs.py

@@ -23,7 +23,7 @@ class name and just convert it to lowercase.
         """
         return self.slug or self.get_name().lower()
 
-    def get_context(self):
+    def get_context(self, page):
         """
         Override this if you want to pass custom variables to the template.
         Will be accessible in the template as "context" (so if you return

rodan/models/projects.py

@@ -71,11 +71,11 @@ def __unicode__(self):
     def get_absolute_url(self):
         return ('rodan.views.jobs.view', self.slug)
 
-    def get_view(self):
+    def get_view(self, page):
         """
         Returns a tuple of the template to use and a context dictionary
         """
-        return ('jobs/%s.html' % self.slug, self.get_object().get_context())
+        return ('jobs/%s.html' % self.slug, self.get_object().get_context(page))
 
     def get_object(self):
         return rodan.jobs.jobs[self.module]

rodan/views/projects.py

@@ -124,7 +124,7 @@ def task(request, job_slug, project_id=0):
     page.start_next_job(user=rodan_user)
 
     job_object = job.get_object()
-    view_data = job.get_view()
+    view_data = job.get_view(page)
     data = {
         'project': project,
         'job': job,