plugin to read the capacity project info

dream/plugins/CapacityProjectSpreadsheet.py

+from copy import copy
+import json
+import time
+import random
+import operator
+import datetime
+
+from dream.plugins import plugin
+
+class CapacityProjectSpreadsheet(plugin.InputPreparationPlugin):
+    """ Input prepration 
+        read the capacity projects from the spreadsheet
+    """
+
+    def preprocess(self, data):
+        strptime = datetime.datetime.strptime
+        projectData=data['input'].get('projects_spreadsheet', None)
+        data['input']['BOM']={}     # Put the projects in BOM. Discuss this!
+        node=data['graph']['node']
+        now = strptime(data['general']['currentDate'], '%Y/%m/%d')
+        if projectData:
+            for row in range(1, len(projectData)):
+                if projectData[row][0]:
+                    projectId=projectData[row][0]
+                    orderDate=strptime(projectData[row][1], '%Y/%m/%d')
+                    orderDate=(orderDate-now).days 
+                    try:
+                        dueDate=strptime(projectData[row][2], '%Y/%m/%d')
+                        dueDate=(dueDate-now).days 
+                    # if no due date is given set it to 180 (about 6 months)
+                    except ValueError:
+                        dueDate=180
+                    assemblySpaceRequirement=float(projectData[row][3])
+                    capacityRequirementDict={}
+                    earliestStartDict={}
+                    # get the number of operations of the project
+                    numberOfOperations=1
+                    i=1
+                    while not projectData[row+i][0]:
+                        # if a completely empty line is found break
+                        if all(v is None for v in projectData[row+i]):
+                            break
+                        numberOfOperations+=1
+                        i+=1
+                    # for every operation get capacityRequirementDict and earliestStartDict
+                    for stationRecord in range(numberOfOperations):
+                        stationId=projectData[row+stationRecord][4]
+                        requiredCapacity=projectData[row+stationRecord][5]
+                        earliestStart=projectData[row+stationRecord][6]
+                        capacityRequirementDict[stationId]=float(requiredCapacity)
+                        if earliestStart:
+                            earliestStart=strptime(earliestStart, '%Y/%m/%d')
+                            earliestStartDict[stationId]=(earliestStart-now).days
+                    # define the order in BOM 
+                    data['input']['BOM'][projectId]={
+                         'orderDate':orderDate,
+                         'dueDate':dueDate,
+                         'assemblySpaceRequirement':assemblySpaceRequirement,
+                         'capacityRequirementDict':capacityRequirementDict,
+                         'earliestStartDict':earliestStartDict
+                     }
+        print data['input']['BOM']
+        return data
+    
+    
\ No newline at end of file

dream/simulation/Examples/CapacityProjectAllInOneEmpty.json

@@ -465,6 +465,11 @@
                             "name": "Project ID",
                             "type": "string"
                         },
+                        {
+                            "name": "Order Date",
+                            "type": "string",
+                            "format": "date"
+                        },
                         {
                             "name": "Due Date",
                             "type": "string",
@@ -638,6 +643,10 @@
                 {
                     "_class": "dream.plugins.AvailableCapacitySpreadsheet.AvailableCapacitySpreadsheet",
                     "input_id": "availableCapacity"
+                },
+                {
+                    "_class": "dream.plugins.CapacityProjectSpreadsheet.CapacityProjectSpreadsheet",
+                    "input_id": "capacityProject"
                 }
             ]
         },