1 files changed, 95 insertions, 0 deletions
diff --git a/module/plugins/addon/UnSkipOnFail.py b/module/plugins/addon/UnSkipOnFail.py
new file mode 100644
index 000000000..1becb937a
--- /dev/null
+++ b/module/plugins/addon/UnSkipOnFail.py
@@ -0,0 +1,95 @@
+# -*- coding: utf-8 -*-
+
+from module.PyFile import PyFile
+from module.plugins.Hook import Hook
+
+
+class UnSkipOnFail(Hook):
+    __name__    = "UnSkipOnFail"
+    __type__    = "hook"
+    __version__ = "0.05"
+
+    __config__ = [("activated", "bool", "Activated", True)]
+
+    __description__ = """Queue skipped duplicates when download fails"""
+    __license__     = "GPLv3"
+    __authors__     = [("Walter Purcaro", "vuolter@gmail.com")]
+
+
+    #@TODO: Remove in 0.4.10
+    def initPeriodical(self):
+        pass
+
+
+    def downloadFailed(self, pyfile):
+        #: Check if pyfile is still "failed",
+        #  maybe might has been restarted in meantime
+        if pyfile.status != 8:
+            return
+
+        msg = _("Looking for skipped duplicates of: %s (pid:%s)")
+        self.logInfo(msg % (pyfile.name, pyfile.package().id))
+
+        dup = self.findDuplicate(pyfile)
+        if dup:
+            self.logInfo(_("Queue found duplicate: %s (pid:%s)") % (dup.name, dup.packageID))
+
+            #: Change status of "link" to "new_status".
+            #  "link" has to be a valid FileData object,
+            #  "new_status" has to be a valid status name
+            #  (i.e. "queued" for this Plugin)
+            #  It creates a temporary PyFile object using
+            #  "link" data, changes its status, and tells
+            #  the core.files-manager to save its data.
+            pylink = _pyfile(link)
+
+            pylink.setCustomStatus("UnSkipOnFail", "queued")
+
+            self.core.files.save()
+            pylink.release()
+
+        else:
+            self.logInfo(_("No duplicates found"))
+
+
+    def findDuplicate(self, pyfile):
+        """ Search all packages for duplicate links to "pyfile".
+            Duplicates are links that would overwrite "pyfile".
+            To test on duplicity the package-folder and link-name
+            of twolinks are compared (link.name).
+            So this method returns a list of all links with equal
+            package-folders and filenames as "pyfile", but except
+            the data for "pyfile" iotselöf.
+            It does MOT check the link's status.
+        """
+        queue = self.core.api.getQueue()  #: get packages (w/o files, as most file data is useless here)
+
+        for package in queue:
+            #: check if package-folder equals pyfile's package folder
+            if package.folder != pyfile.package().folder:
+                continue
+
+            #: now get packaged data w/ files/links
+            pdata = self.core.api.getPackageData(package.pid)
+            for link in pdata.links:
+                #: check if link is "skipped"
+                if link.status != 4:
+                    continue
+
+                #: check if link name collides with pdata's name
+                #: AND at last check if it is not pyfile itself
+                if link.name == pyfile.name and link.fid != pyfile.id:
+                    return link
+
+
+    def _pyfile(self, link):
+        return PyFile(self.core.files,
+                      link.fid,
+                      link.url,
+                      link.name,
+                      link.size,
+                      link.status,
+                      link.error,
+                      link.plugin,
+                      link.packageID,
+                      link.order)