1 files changed, 175 insertions, 0 deletions

diff --git a/bitbake/lib/bb/fetch/__init__.py b/bitbake/lib/bb/fetch/__init__.py
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+++ b/bitbake/lib/bb/fetch/__init__.py
@@ -0,0 +1,175 @@
+#!/usr/bin/env python
+# ex:ts=4:sw=4:sts=4:et
+# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
+"""
+BitBake 'Fetch' implementations
+
+Classes for obtaining upstream sources for the
+BitBake build tools.
+
+Copyright (C) 2003, 2004  Chris Larson
+
+This program is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free Software
+Foundation; either version 2 of the License, or (at your option) any later
+version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+Place, Suite 330, Boston, MA 02111-1307 USA. 
+
+Based on functions from the base bb module, Copyright 2003 Holger Schurig
+"""
+
+import os, re
+import bb
+from   bb import data
+
+class FetchError(Exception):
+    """Exception raised when a download fails"""
+
+class NoMethodError(Exception):
+    """Exception raised when there is no method to obtain a supplied url or set of urls"""
+
+class MissingParameterError(Exception):
+    """Exception raised when a fetch method is missing a critical parameter in the url"""
+
+class MD5SumError(Exception):
+    """Exception raised when a MD5SUM of a file does not match the expected one"""
+
+def uri_replace(uri, uri_find, uri_replace, d):
+#   bb.note("uri_replace: operating on %s" % uri)
+    if not uri or not uri_find or not uri_replace:
+        bb.debug(1, "uri_replace: passed an undefined value, not replacing")
+    uri_decoded = list(bb.decodeurl(uri))
+    uri_find_decoded = list(bb.decodeurl(uri_find))
+    uri_replace_decoded = list(bb.decodeurl(uri_replace))
+    result_decoded = ['','','','','',{}]
+    for i in uri_find_decoded:
+        loc = uri_find_decoded.index(i)
+        result_decoded[loc] = uri_decoded[loc]
+        import types
+        if type(i) == types.StringType:
+            import re
+            if (re.match(i, uri_decoded[loc])):
+                result_decoded[loc] = re.sub(i, uri_replace_decoded[loc], uri_decoded[loc])
+                if uri_find_decoded.index(i) == 2:
+                    if d:
+                        localfn = bb.fetch.localpath(uri, d)
+                        if localfn:
+                            result_decoded[loc] = os.path.dirname(result_decoded[loc]) + "/" + os.path.basename(bb.fetch.localpath(uri, d))
+#                       bb.note("uri_replace: matching %s against %s and replacing with %s" % (i, uri_decoded[loc], uri_replace_decoded[loc]))
+            else:
+#               bb.note("uri_replace: no match")
+                return uri
+#           else:
+#               for j in i.keys():
+#                   FIXME: apply replacements against options
+    return bb.encodeurl(result_decoded)
+
+methods = []
+
+def init(urls = [], d = None):
+    if d == None:
+        bb.debug(2,"BUG init called with None as data object!!!")
+        return
+
+    for m in methods:
+        m.urls = []
+
+    for u in urls:
+        for m in methods:
+            m.data = d
+            if m.supports(u, d):
+                m.urls.append(u)
+
+def go(d):
+    """Fetch all urls"""
+    for m in methods:
+        if m.urls:
+            m.go(d)
+
+def localpaths(d):
+    """Return a list of the local filenames, assuming successful fetch"""
+    local = []
+    for m in methods:
+        for u in m.urls:
+            local.append(m.localpath(u, d))
+    return local
+
+def localpath(url, d):
+    for m in methods:
+        if m.supports(url, d):
+            return m.localpath(url, d)
+    return url
+
+class Fetch(object):
+    """Base class for 'fetch'ing data"""
+
+    def __init__(self, urls = []):
+        self.urls = []
+        for url in urls:
+            if self.supports(bb.decodeurl(url), d) is 1:
+                self.urls.append(url)
+
+    def supports(url, d):
+        """Check to see if this fetch class supports a given url.
+           Expects supplied url in list form, as outputted by bb.decodeurl().
+        """
+        return 0
+    supports = staticmethod(supports)
+
+    def localpath(url, d):
+        """Return the local filename of a given url assuming a successful fetch.
+        """
+        return url
+    localpath = staticmethod(localpath)
+
+    def setUrls(self, urls):
+        self.__urls = urls
+
+    def getUrls(self):
+        return self.__urls
+
+    urls = property(getUrls, setUrls, None, "Urls property")
+
+    def setData(self, data):
+        self.__data = data
+
+    def getData(self):
+        return self.__data
+
+    data = property(getData, setData, None, "Data property")
+
+    def go(self, urls = []):
+        """Fetch urls"""
+        raise NoMethodError("Missing implementation for url")
+
+    def getSRCDate(d):
+        """
+        Return the SRC Date for the component
+
+        d the bb.data module
+        """
+        return data.getVar("SRCDATE", d, 1) or data.getVar("CVSDATE", d, 1) or data.getVar("DATE", d, 1 )
+    getSRCDate = staticmethod(getSRCDate)
+
+#if __name__ == "__main__":
+
+import bk
+import cvs
+import git
+import local
+import svn
+import wget
+
+methods.append(bk.Bk())
+methods.append(cvs.Cvs())
+methods.append(git.Git())
+methods.append(local.Local())
+methods.append(svn.Svn())
+methods.append(wget.Wget())