Add --continue option.

doc/changelog.txt

@@ -6,6 +6,9 @@ Features:
 - comics: Added GrrlPower comic strip.
 - comics: Added Spinnerette comic strip.
 
+Changes:
+- cmdline: Added the --continue option.
+
 Fixes:
 - comics: Fixed Gunnerkrigcourt comic strip.
 

doc/dosage.1

@@ -31,6 +31,9 @@ sections for more information. This is useful when you missed some days
 and want only to download the missing files. To make this task easy,
 the traversal ends at the first existing image file when starting from
 an index (excluding the index itself).
+\fB\-c\fP, \fB\-\-continue\fP
+Same as \fB\-\-all\fP, but stop at the first existing image file.
+Useful for cron jobs that are not executed every day.
 .TP
 \fB\-h\fP, \fB\-\-help\fP
 Output brief help information.

doc/dosage.1.html

@@ -46,6 +46,9 @@ sections for more information. This is useful when you missed some days
 and want only to download the missing files. To make this task easy,
 the traversal ends at the first existing image file when starting from
 an index (excluding the index itself).
+<B>-c</B>, <B>--continue</B>
+Same as <B>--all</B>, but stop at the first existing image file.
+Useful for cron jobs that are not executed every day.
 <DT><B>-h</B>, <B>--help</B><DD>
 Output brief help information.
 <DT><B>-l</B>, <B>--list</B><DD>

doc/dosage.txt

@@ -34,6 +34,9 @@ OPTIONS
               download  the missing files. To make this task easy, the
               traversal ends at the first  existing  image  file  when
               starting  from  an  index  (excluding the index itself).
+              -c, --continue Same as --all,  but  stop  at  the  first
+              existing  image file.  Useful for cron jobs that are not
+              executed every day.
 
        -h, --help
               Output brief help information.

dosage

@@ -24,6 +24,7 @@ def setupOptions():
     parser.add_option('-v', '--verbose', action='count', dest='verbose', default=0, help='provides verbose output, use multiple times for more verbosity')
     parser.add_option('-n', '--numstrips', action='store', dest='numstrips', type='int', default=0, help='traverse and retrieve the given number of comic strips; use --all to retrieve all comic strips')
     parser.add_option('-a', '--all', action='store_true', dest='all', default=None, help='traverse and retrieve all comic strips')
+    parser.add_option('-c', '--continue', action='store_true', dest='cont', default=None, help='traverse and retrieve comic strips until an existing one is found')
     parser.add_option('-b', '--basepath', action='store', dest='basepath', default='Comics', help='set the path to create invidivual comic directories in, default is Comics', metavar='PATH')
     parser.add_option('--baseurl', action='store', dest='baseurl', default=None, help='the base URL of your comics directory (for RSS, HTML, etc.); this should correspond to --base-path', metavar='PATH')
     parser.add_option('-l', '--list', action='store_const', const=1, dest='list', help='list available comic modules')
@@ -125,17 +126,14 @@ def getStrips(scraperobj, options):
         strips = scraperobj.getAllStrips(options.numstrips)
     else:
         strips = scraperobj.getCurrentStrips()
-    first = True
     try:
         for strip in strips:
             _errors, skipped = saveComicStrip(strip, options.basepath)
             errors += _errors
-            if not first and skipped and scraperobj.indexes:
-                # stop when indexed retrieval skipped all images for one
-                # comic strip (except the first one)
+            if skipped and options.cont:
+                # stop when retrieval skipped an image for one comic strip
                 out.info("Stop retrieval because image file already exists")
                 break
-            first = False
     except (ValueError, IOError) as msg:
         out.error(msg)
         errors += 1