stopped storing survex legs

core/views_logbooks.py

@@ -218,20 +218,41 @@ def pathsreport(request):
 
     
 def experimental(request):
+    blockroots = models.SurvexBlock.objects.filter(name="root")
+    if len(blockroots)>1:
+        print(" ! more than one root survexblock {}".format(len(blockroots)))
+        for sbr in blockroots:
+                print("{} {} {} {}".format(sbr.id, sbr.name, sbr.text, sbr.date))
+    sbr = blockroots[0]
+    totalsurvexlength = sbr.totalleglength
+    try:
+        nimportlegs = int(sbr.text)
+    except:
+        print("{} {} {} {}".format(sbr.id, sbr.name, sbr.text, sbr.date))
+        nimportlegs = -1
+
     legsbyexpo = [ ]
+    addupsurvexlength = 0
     for expedition in Expedition.objects.all():
         survexblocks = expedition.survexblock_set.all()
-        survexlegs = [ ]
+        #survexlegs = [ ]
+        legsyear=0
         survexleglength = 0.0
         for survexblock in survexblocks:
-            survexlegs.extend(survexblock.survexleg_set.all())
+            #survexlegs.extend(survexblock.survexleg_set.all())
             survexleglength += survexblock.totalleglength
-        legsbyexpo.append((expedition, {"nsurvexlegs":len(survexlegs), "survexleglength":survexleglength}))
+            try:
+                legsyear += int(survexblock.text)
+            except:
+                pass
+        addupsurvexlength += survexleglength
+        legsbyexpo.append((expedition, {"nsurvexlegs":legsyear, "survexleglength":survexleglength}))
     legsbyexpo.reverse() 
 
-    survexlegs = models.SurvexLeg.objects.all()
-    totalsurvexlength = sum([survexleg.tape  for survexleg in survexlegs])
-    return render(request, 'experimental.html', { "nsurvexlegs":len(survexlegs), "totalsurvexlength":totalsurvexlength, "legsbyexpo":legsbyexpo })
+    #removing survexleg objects completely
+    #survexlegs = models.SurvexLeg.objects.all()
+    #totalsurvexlength = sum([survexleg.tape  for survexleg in survexlegs])
+    return render(request, 'experimental.html', { "nsurvexlegs":nimportlegs, "totalsurvexlength":totalsurvexlength, "addupsurvexlength":addupsurvexlength, "legsbyexpo":legsbyexpo })
 
 @login_required_if_public
 def newLogbookEntry(request, expeditionyear, pdate = None, pslug = None):

parsers/survex.py

@@ -18,8 +18,12 @@ A 'survexscansfolder' is what we today call a "survey scans folder" or a "wallet
 """
 
 line_leg_regex = re.compile(r"[\d\-+.]+$")
+survexlegsalllength = 0.0
+survexlegsnumber = 0
 
 def LoadSurvexLineLeg(survexblock, stardata, sline, comment, cave):
+    global survexlegsalllength
+    global survexlegsnumber
     # The try catches here need replacing as they are relatively expensive
     ls = sline.lower().split()
     ssfrom = survexblock.MakeSurvexStation(ls[stardata["from"]])
@@ -31,13 +35,14 @@ def LoadSurvexLineLeg(survexblock, stardata, sline, comment, cave):
     if stardata["type"] == "normal":
         try:
             survexleg.tape = float(ls[stardata["tape"]])
+            survexlegsnumber += 1
         except ValueError:
             print("! Tape misread in", survexblock.survexfile.path)
             print("  Stardata:", stardata)
             print("  Line:", ls)
             message = ' ! Value Error: Tape misread in line %s in %s' % (ls, survexblock.survexfile.path)
             models.DataIssue.objects.create(parser='survex', message=message)
-            survexleg.tape = 1000
+            survexleg.tape = 0
         try:
             lclino = ls[stardata["clino"]]
         except:
@@ -83,15 +88,20 @@ def LoadSurvexLineLeg(survexblock, stardata, sline, comment, cave):
             survexleg.cave = cave
 
         # only save proper legs
-        survexleg.save()
+        # No need to save as we are measuring lengths only on parsing now.
+        # delete the object so that django autosaving doesn't save it.
+        survexleg = None
+        #survexleg.save()
 
     itape = stardata.get("tape")
     if itape:
         try:
             survexblock.totalleglength += float(ls[itape])
+            survexlegsalllength += float(ls[itape])
         except ValueError:
             print("! Length not added")
-        survexblock.save()
+        # No need to save as we are measuring lengths only on parsing now.
+        #survexblock.save()
 
 
 def LoadSurvexEquate(survexblock, sline):
@@ -141,6 +151,7 @@ def RecursiveLoad(survexblock, survexfile, fin, textlines):
     teammembers = [ ]
     global insp
     global callcount
+    global survexlegsnumber
 
     # uncomment to print out all files during parsing 
     print(insp+"  - Reading file: " + survexblock.survexfile.path + " <> " + survexfile.path)
@@ -334,6 +345,7 @@ def RecursiveLoad(survexblock, survexfile, fin, textlines):
                 else:
                     print(insp+'    - No match (b) for %s' % newsvxpath)
 
+                previousnlegs = survexlegsnumber
                 name = line.lower()
                 print(insp+'   - Begin found for: ' + name)
                 # print(insp+'Block cave: ' + str(survexfile.cave))
@@ -353,7 +365,11 @@ def RecursiveLoad(survexblock, survexfile, fin, textlines):
             if iblankbegins:
                 iblankbegins -= 1
             else:
-                survexblock.text = "".join(textlines)
+                #survexblock.text = "".join(textlines)
+                # .text not used, using it for number of legs per block
+                legsinblock = survexlegsnumber - previousnlegs
+                print("LEGS: {} (previous: {}, now:{})".format(legsinblock,previousnlegs,survexlegsnumber))
+                survexblock.text = str(legsinblock)
                 survexblock.save()
                 # print(insp+'   - End found: ')
                 endstamp = datetime.now()
@@ -434,6 +450,8 @@ def RecursiveLoad(survexblock, survexfile, fin, textlines):
         # print(insp+'   - Time to process: ' + str(timetaken))
 
 def LoadAllSurvexBlocks():
+    global survexlegsalllength
+    global survexlegsnumber
 
     print(' - Flushing All Survex Blocks...')
 
@@ -461,6 +479,7 @@ def LoadAllSurvexBlocks():
     survexfile.SetDirectory()
 
     #Load all
+    # this is the first so id=1
     survexblockroot = models.SurvexBlock(name="root", survexpath="", begin_char=0, cave=None, survexfile=survexfile, totalleglength=0.0)
     survexblockroot.save()
     fin = survexfile.OpenFile()
@@ -468,7 +487,9 @@ def LoadAllSurvexBlocks():
     # The real work starts here
     RecursiveLoad(survexblockroot, survexfile, fin, textlines)
     fin.close()
-    survexblockroot.text = "".join(textlines)
+    survexblockroot.totalleglength = survexlegsalllength
+    survexblockroot.text = str(survexlegsnumber)
+    #survexblockroot.text = "".join(textlines) these are all blank
     survexblockroot.save()
     
     # Close the file
@@ -478,6 +499,8 @@ def LoadAllSurvexBlocks():
     
     # Restore sys.stdout to our old saved file handler
     sys.stdout = stdout_orig
+    print(" - total number of survex legs: {}m".format(survexlegsnumber))
+    print(" - total leg lengths loaded: {}m".format(survexlegsalllength))
     print(' - Loaded All Survex Blocks.')
 
 

templates/experimental.html

@@ -8,7 +8,9 @@
 
 <h1>Expo Experimental</h1>
 
-<p>Number of survey legs: {{nsurvexlegs}}, total length: {{totalsurvexlength}}</p>
+<p>Number of survey legs: {{nsurvexlegs}}<br />
+Total length: {{totalsurvexlength}} m on importing survex files.<br />
+Total length: {{addupsurvexlength}} m adding up all the years below.</p>
 
 <table>
 <tr><th>Year</th><th>Surveys</th><th>Survey Legs</th><th>Total length</th></tr>