[svn r8172] 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

troggle/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"

troggle/parsers/surveys.py

@@ -1,5 +1,6 @@
 import sys
 import os
+import urllib
 import types
 sys.path.append('C:\\Expo\\expoweb')
 from troggle import *
@@ -13,12 +14,21 @@ import csv
 import re
 import datetime
 
-surveytab = open(os.path.join(settings.SURVEYS, "Surveys.csv"))
-dialect=csv.Sniffer().sniff(surveytab.read())
-surveytab.seek(0,0)
+def openFileOrWeb(name):
+    try:
+        f = open(os.path.join(settings.SURVEYS, name))
+    except:
+        f = urllib.urlopen(settings.SURVEYS + name)
+    return f.readlines()
+
+surveytab = openFileOrWeb("Surveys.csv")
+
+dialect=csv.Sniffer().sniff(reduce(lambda x, y: x + "\n" + y, surveytab))
 surveyreader = csv.reader(surveytab,dialect=dialect)
+print surveyreader
 headers = surveyreader.next()
 header = dict(zip(headers, range(len(headers)))) #set up a dictionary where the indexes are header names and the values are column numbers
+print header
 
 # test if the expeditions have been added yet
 if len(models.Expedition.objects.all())==0:
@@ -27,6 +37,7 @@ if len(models.Expedition.objects.all())==0:
 models.ScannedImage.objects.all().delete()
 models.Survey.objects.all().delete()
 for survey in surveyreader:
+    print type(survey), survey
     walletNumberLetter = re.match(r'(?P<number>\d*)(?P<letter>[a-zA-Z]*)',survey[header['Survey Number']]) #I hate this, but some surveys have a letter eg 2000#34a. This line deals with that.
 #    print walletNumberLetter.groups()
 

troggle/urls.py

@@ -1,5 +1,6 @@
 from django.conf.urls.defaults import *
 from expo.views import *
+import expo.view_surveys as view_surveys
 import troggle.settings as settings
 from django.contrib import admin
 admin.autodiscover()
@@ -36,6 +37,10 @@ urlpatterns = patterns('',
     (r'^site_media/(?P<path>.*)$', 'django.views.static.serve',
         {'document_root': settings.MEDIA_ROOT, 'show_indexes': True}),
 
+    (r'^survey_files/listdir/(?P<path>.*)$', view_surveys.listdir),
+    (r'^survey_files/download/(?P<path>.*)$', view_surveys.download),
+    #(r'^survey_files/upload/(?P<path>.*)$', view_surveys.upload),
+
     (r'^survey_scans/(?P<path>.*)$', 'django.views.static.serve',
         {'document_root': settings.SURVEYS, 'show_indexes':True}),