"initial" reprocessing subcommand now works!

We are on our way now to a working reprocessing system under this
redesign!

This commit sponsored by Bjarni Rúnar Einarsson.  Thank you!

mediagoblin/media_types/image/__init__.py

@@ -18,7 +18,7 @@ import logging
 
 from mediagoblin.media_types import MediaManagerBase
 from mediagoblin.media_types.image.processing import ProcessImage, \
-    sniff_handler
+    sniff_handler, ImageProcessingManager
 from mediagoblin.tools import pluginapi
 
 _log = logging.getLogger(__name__)
@@ -72,6 +72,6 @@ hooks = {
     'get_media_type_and_manager': get_media_type_and_manager,
     'sniff_handler': sniff_handler,
     ('media_manager', MEDIA_TYPE): lambda: ImageMediaManager,
-    ('reprocess_action', MEDIA_TYPE): ProcessImage().reprocess_action,
-    ('media_reprocess', MEDIA_TYPE): ProcessImage().media_reprocess,
+    ('reprocess_manager', MEDIA_TYPE): lambda: ImageProcessingManager,
+    # ('media_reprocess', MEDIA_TYPE): ProcessImage().media_reprocess,
 }

mediagoblin/media_types/image/processing.py

@@ -24,7 +24,9 @@ import argparse
 
 from mediagoblin import mg_globals as mgg
 from mediagoblin.db.models import MediaEntry
-from mediagoblin.processing import BadMediaFail, FilenameBuilder
+from mediagoblin.processing import (
+    BadMediaFail, FilenameBuilder,
+    MediaProcessor, ProcessingManager)
 from mediagoblin.submit.lib import run_process_media
 from mediagoblin.tools.exif import exif_fix_image_orientation, \
     extract_exif, clean_exif, get_gps_data, get_useful, \
@@ -302,6 +304,66 @@ class ProcessImage(object):
 
         return reprocess_info
 
+
+class CommonImageProcessor(MediaProcessor):
+    """
+    Provides a base for various media processing steps
+    """
+    # Common resizing step
+    def resize_step(self):
+        pass
+
+    def _add_width_height_args(self, parser):
+        parser.add_argument(
+            "--width", default=None,
+            help=(
+                "Width of the resized image (if not using defaults)"))
+        parser.add_argument(
+            "--height", default=None,
+            help=(
+                "Height of the resized image (if not using defaults)"))
+
+
+class InitialProcessor(CommonImageProcessor):
+    """
+    Initial processing step for new images
+    """
+    name = "initial"
+    description = "Initial processing"
+
+    @classmethod
+    def media_is_eligibile(self, media_entry):
+        """
+        Determine if this media type is eligible for processing
+        """
+        return media_entry.state in (
+            "unprocessed", "failed")
+
+    ###############################
+    # Command line interface things
+    ###############################
+
+    @classmethod
+    def generate_parser(self):
+        parser = argparse.ArgumentParser(
+            description=self.description)
+
+        self._add_width_height_args(parser)
+
+        return parser
+
+    @classmethod
+    def args_to_request(self, args):
+        raise NotImplementedError
+
+
+
+class ImageProcessingManager(ProcessingManager):
+    def __init__(self):
+        super(self.__class__, self).__init__()
+        self.add_processor(InitialProcessor)
+
+
 if __name__ == '__main__':
     import sys
     import pprint