[gentoo-commits] proj/gentoo-packages:master commit in: gpackages/libs/package_info/generic_metadata/

[Slava Bacherikov]

commit:     87abd35a016bf1058748d4f775b37a1c0d0f2cb7
Author:     Slava Bacherikov <slava <AT> bacher09 <DOT> org>
AuthorDate: Thu Jul 26 19:08:53 2012 +0000
Commit:     Slava Bacherikov <slava <AT> bacherikov <DOT> org <DOT> ua>
CommitDate: Thu Jul 26 19:08:53 2012 +0000
URL:        http://git.overlays.gentoo.org/gitweb/?p=proj/gentoo-packages.git;a=commit;h=87abd35a

Add base glsa parser

---
 .../libs/package_info/generic_metadata/glsa.py     |   71 ++++++++++++++++++++
 1 files changed, 71 insertions(+), 0 deletions(-)

diff --git a/gpackages/libs/package_info/generic_metadata/glsa.py b/gpackages/libs/package_info/generic_metadata/glsa.py
new file mode 100644
index 0000000..a3cb06d
--- /dev/null
+++ b/gpackages/libs/package_info/generic_metadata/glsa.py
@@ -0,0 +1,71 @@
+import os
+import os.path
+import re
+from .my_etree import etree
+from ..generic import ToStrMixin
+
+GLSA_FILE_RE = r'^glsa-\d{6}-\d{2}\.xml$'
+glsa_re = re.compile(GLSA_FILE_RE)
+
+def children_text(node):
+    parts = ([node.text] +
+             [etree.tostring(c) for c in node.getchildren()]
+            )
+    return ''.join(filter(None, parts))
+
+
+class GLSAs(ToStrMixin):
+
+    def __init__(self, repo_path = '/usr/portage'):
+        self.glsa_path = os.path.join(repo_path, 'metadata', 'glsa')
+        if not os.path.isdir(self.glsa_path):
+            raise ValueError
+        # For repr
+        self.repo_path = repo_path 
+
+    def iter_glsa(self):
+        for name in os.listdir(self.glsa_path):
+            try:
+                i = GLSA(os.path.join(self.glsa_path, name))
+            except ValueError:
+                pass
+            else:
+                yield i
+
+    def __unicode__(self):
+        return self.repo_path 
+
+class GLSA(ToStrMixin):
+    
+    simple_attrs = ('synopsis', 'background', 'description',
+                    'workaround', 'resolution')
+
+    def __init__(self, file_name):
+        if not os.path.isfile(file_name):
+            raise ValueError
+
+        dir, name = os.path.split(file_name)
+        m = glsa_re.match(name)
+        if m is None:
+            raise ValueError
+
+        xml = etree.parse(file_name)
+
+        root = xml.getroot()
+        id = root.attrib.get('id')
+        self.glsa_id = id
+        self.title = root.find('title').text
+        for attr in self.simple_attrs:
+            node = root.find(attr)
+            if node is not None:
+                setattr(self, attr, children_text(node))
+            else:
+                setattr(self, attr, None)
+                
+        impact_xml = root.find('impact')
+        self.impact_type = impact_xml.attrib.get('type')
+        self.impact = children_text(impact_xml)
+        
+    
+    def __unicode__(self):
+        return unicode(self.glsa_id)