X-Git-Url: https://git.decadent.org.uk/gitweb/?a=blobdiff_plain;f=daklib%2Fregexes.py;h=a8107113ecd54257ec7a72f922fe8828d8e6f7a5;hb=0f78345ffd4d3fc772a590178ea9dea1113a7d41;hp=8c9a7fae72545e9159973c60a2962c9c08c8b8d3;hpb=603631668f779ca24d08b554f7053d46ba562348;p=dak.git

diff --git a/daklib/regexes.py b/daklib/regexes.py
old mode 100755
new mode 100644
index 8c9a7fae..a8107113
--- a/daklib/regexes.py
+++ b/daklib/regexes.py
@@ -131,3 +131,53 @@ re_includeinrelease = re.compile (r"(Translation-[a-zA-Z_]+\.(?:bz2|xz)|Contents
 
 # in generate_index_diffs
 re_includeinpdiff = re.compile(r"(Translation-[a-zA-Z_]+\.(?:bz2|xz))")
+
+
+######################################################################
+# Patterns matching filenames                                        #
+######################################################################
+
+# Match safe filenames
+re_file_safe = re.compile(r'^[a-zA-Z0-9][a-zA-Z0-9_.:~+-]*$')
+
+# Prefix of binary and source filenames
+_re_file_prefix = r'^(?P<package>[a-z0-9][a-z0-9.+-]+)_(?P<version>[A-Za-z0-9.:~+-]+?)'
+
+# Match binary packages
+# Groups: package, version, architecture, type
+re_file_binary = re.compile(_re_file_prefix + r'_(?P<architecture>[a-z0-9-]+)\.(?P<type>u?deb)$')
+
+# Match changes files
+# Groups: package, version, suffix
+re_file_changes = re.compile(_re_file_prefix + r'_(?P<suffix>[a-zA-Z0-9+-]+)\.changes$')
+
+# Match dsc files
+# Groups: package, version
+re_file_dsc = re.compile(_re_file_prefix + r'\.dsc$')
+
+# Match other source files
+# Groups: package, version
+re_file_source = re.compile(_re_file_prefix + r'(?:(?:\.orig(?:-[a-zA-Z0-9-]+)?|\.debian)?\.tar\.(?:bz2|gz|xz)|\.diff\.gz)$')
+
+# Match upstream tarball
+# Groups: package, version
+re_file_orig = re.compile(_re_file_prefix + r'\.orig(?:-[a-zA-Z0-9-]+)?\.tar\.(?:bz2|gz|xz)')
+
+######################################################################
+# Patterns matching fields                                           #
+######################################################################
+
+# Match package name
+re_field_package = re.compile(r'^[a-z0-9][a-z0-9.+-]+$')
+
+# Match version
+# Groups: without-epoch
+re_field_version = re.compile(r'^(?:[0-9]+:)?(?P<without_epoch>[A-Za-z0-9.:~+-]+)$')
+
+# Extract upstream version
+# Groups: upstream
+re_field_version_upstream = re.compile(r'^(?:[0-9]+:)?(?P<upstream>.*)-[^-]*$')
+
+# Match source field
+# Groups: package, version
+re_field_source = re.compile(r'^(?P<package>[a-z0-9][a-z0-9.+-]+)(?:\s*\((?P<version>[A-Za-z0-9.:~+-]+)\))?$')