adding no downsize option

dosage

@@ -75,6 +75,7 @@ def setupOptions():
     parser.add_argument('-m', '--modulehelp', action='store_true', help='display help for comic modules')
     parser.add_argument('-t', '--timestamps', action='store_true', help='print timestamps for all output at any info level')
     parser.add_argument('-o', '--output', action='append', dest='handler', choices=events.getHandlerNames(), help='sets output handlers for downloaded comics')
+    parser.add_argument('--no-downscale', action='store_false', dest='allowdownscale', help='prevent downscaling when using html or rss handler')
     parser.add_argument('-p', '--parallel', action='store', type=int, default=1, help='fetch comics in parallel. Specify the number of connections')
     parser.add_argument('--adult', action='store_true', help='confirms that you are old enough to view adult content')
     # used for development testing prev/next matching

dosagelib/director.py

@@ -154,7 +154,7 @@ def getComics(options):
     """Retrieve comics."""
     if options.handler:
         for name in set(options.handler):
-            events.addHandler(name, options.basepath, options.baseurl)
+            events.addHandler(name, options.basepath, options.baseurl, options.allowdownscale)
     events.getHandler().start()
     errors = 0
     try:

dosagelib/events.py

@@ -20,10 +20,11 @@ class EventHandler(object):
     """Base class for writing events to files. The currently defined events are
     start(), comicDownloaded() and end()."""
 
-    def __init__(self, basepath, baseurl):
+    def __init__(self, basepath, baseurl, allowdownscale):
         """Initialize base path and url."""
         self.basepath = basepath
         self.baseurl = baseurl or self.getBaseUrl()
+        self.allowdownscale = allowdownscale
 
     def getBaseUrl(self):
         '''Return a file: URL that probably points to the basedir.
@@ -87,7 +88,9 @@ class RSSEventHandler(EventHandler):
     def comicDownloaded(self, comic, filename, text=None):
         """Write RSS entry for downloaded comic."""
         imageUrl = self.getUrlFromFilename(filename)
-        size = getDimensionForImage(filename, MaxImageSize)
+        size = None
+        if self.allowdownscale:
+            size = getDimensionForImage(filename, MaxImageSize)
         title = '%s - %s' % (comic.name, os.path.basename(filename))
         pageUrl = comic.referrer
         description = '<img src="%s"' % imageUrl
@@ -198,7 +201,9 @@ class HtmlEventHandler(EventHandler):
         """Write HTML entry for downloaded comic."""
         if self.lastComic != comic.name:
             self.newComic(comic)
-        size = getDimensionForImage(filename, MaxImageSize)
+        size = None
+        if self.allowdownscale:
+            size = getDimensionForImage(filename, MaxImageSize)
         imageUrl = self.getUrlFromFilename(filename)
         pageUrl = comic.referrer
         if pageUrl != self.lastUrl:
@@ -302,11 +307,11 @@ def getHandlerNames():
 
 _handlers = []
 
-def addHandler(name, basepath=None, baseurl=None):
+def addHandler(name, basepath=None, baseurl=None, allowDownscale=False):
     """Add an event handler with given name."""
     if basepath is None:
         basepath = '.'
-    _handlers.append(_handler_classes[name](basepath, baseurl))
+    _handlers.append(_handler_classes[name](basepath, baseurl, allowDownscale))
 
 
 class MultiHandler(object):