[svn] Modifications to allow survey files to be pulled from another server. By providing directory listing and download functions,. which could also be used by tunnel

Copied from http://cucc@cucc.survex.com/svn/trunk/expoweb/troggle/, rev. 8172 by julian @ 1/17/2009 11:25 PM

expo/view_surveys.py

@@ -0,0 +1,44 @@
+import troggle.settings as settings
+from django.http import HttpResponse, Http404
+import os
+
+def listdir(request, path):
+    try:
+        l = []
+        print settings.FILES, "t", path, "t"
+        root = os.path.join(settings.FILES, path)
+        print root
+        for p in os.listdir(root):
+            if os.path.isdir(os.path.join(root, p)):
+                l.append(p + "/")
+            elif os.path.isfile(os.path.join(root, p)):
+                l.append(p)
+            #Ignore non-files and non-directories
+        return HttpResponse(str(l), mimetype = "text/plain")
+    except:
+        try:
+            return HttpResponse(urllib.urlopen(settings.FILES + "listdir/" + name), mimetype = "text/plain")
+        except:
+            raise Http404
+
+def upload(request, path):
+    pass
+
+def download(request, path):
+    try:
+        f = open(os.path.join(settings.FILES, path))
+    except:
+        try:
+            f = urllib.urlopen(settings.FILES + "download/" + path)
+        except:
+            raise Http404
+    return HttpResponse(f.read(), mimetype=getMimeType(path.split(".")[-1]))
+
+def getMimeType(extension):
+    try:
+        return {"txt": "text/plain",
+                "html": "text/html",
+                }[extension]
+    except:
+        print "unknown file type"
+        return "text/plain"