add pod5

galaxyproject · Jun 18, 2024 · aa2b381 · aa2b381
1 parent ce6f746
commit aa2b381
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diff --git a/lib/galaxy/config/sample/datatypes_conf.xml.sample b/lib/galaxy/config/sample/datatypes_conf.xml.sample
@@ -361,6 +361,7 @@
     <datatype extension="fast5.tar.gz" type="galaxy.datatypes.binary:Fast5ArchiveGz" display_in_upload="true"/>
     <datatype extension="fast5.tar.bz2" type="galaxy.datatypes.binary:Fast5ArchiveBz2" display_in_upload="true"/>
     <datatype extension="fast5.tar.xz" type="galaxy.datatypes.binary:Fast5ArchiveXz" display_in_upload="true"/>
+    <datatype extension="pod5" type="galaxy.datatypes.binary:Pod5" display_in_upload="true"/>
     <datatype extension="peptideshaker_archive" type="galaxy.datatypes.binary:CompressedArchive" subclass="true" display_in_upload="true"/>
     <datatype extension="percin" type="galaxy.datatypes.tabular:Tabular" subclass="true"/>
     <datatype extension="percout" type="galaxy.datatypes.xml:GenericXml" subclass="true"/>
@@ -1079,6 +1080,7 @@
     <sniffer type="galaxy.datatypes.binary:Fast5ArchiveXz"/>
     <sniffer type="galaxy.datatypes.binary:Fast5ArchiveBz2"/>
     <sniffer type="galaxy.datatypes.binary:Fast5Archive"/>
+    <sniffer type="galaxy.datatypes.binary:Pod5"/>
     <sniffer type="galaxy.datatypes.binary:Meryldb" />
     <sniffer type="galaxy.datatypes.binary:Bref3" />
     <sniffer type="galaxy.datatypes.binary:PostgresqlArchive"/>

diff --git a/lib/galaxy/datatypes/binary.py b/lib/galaxy/datatypes/binary.py
@@ -3759,6 +3759,35 @@ def sniff(self, filename: str) -> bool:
         return Fast5Archive.sniff(self, filename)
 
 
+class Pod5(Binary):
+    """
+    Class describing a Pod5 file
+
+    >>> from galaxy.datatypes.sniff import get_test_fname
+    >>> fname = get_test_fname('test.pod5')
+    >>> Pod5().sniff(fname)
+    True
+    """
+
+    file_ext = "pod5"
+
+    def sniff(self, filename: str) -> bool:
+        expected_signature = bytes(
+            [0x8B, 0x50, 0x4F, 0x44, 0x0D, 0x0A, 0x1A, 0x0A]
+        )
+        try:
+            with open(filename, "rb") as f:
+                first_8_bytes = f.read(8)
+                f.seek(-8, 2)
+                last_8_bytes = f.read(8)
+                return (
+                    first_8_bytes == expected_signature
+                    and last_8_bytes == expected_signature
+                )
+        except Exception:
+            return False
+
+
 class SearchGuiArchive(CompressedArchive):
     """Class describing a SearchGUI archive"""
 

diff --git a/lib/galaxy/datatypes/test/test.pod5 b/lib/galaxy/datatypes/test/test.pod5