Adds data to a database so that it can be used from multiple workstat…

CONVERT_TO_GEOSPATIAL/converToGeospatial.py

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+'''
+runs in python 2.7
+This program converts topocentric data to geocentric data.
+'''
+from PySide.QtGui import QApplication,QWidget,QComboBox,QVBoxLayout,QLabel,QFormLayout
+import os
+import csv
+import sys
+topo=[]
+sp=[]
+wp=[]
+geo=[]
+i=0
+filename1=""
+filename2=""
+def writeToFile(filename3,geo):
+    '''
+    writes the data to a .csv file.
+    args:
+        filename3(String):name of data file where data is to be stored
+        geo(list):Data to be stored in format(time,x,y,z)
+    '''
+    fields=["time","x","y","z"]
+    #print(geo)
+    with open(filename3,'w') as filewriter:
+        csvwriter=csv.writer(filewriter)
+        csvwriter.writerow(fields)
+        csvwriter.writerows(geo)
+
+
+def readFromFile(filename1,filename2):
+    '''
+    reads data from 2 files and converts the topocentric coordinate-system to geocentric system
+    args:
+        filename1(String):topocentric position data file(.csv file)
+        filename2(String):file containing position of workstation..txt if single workstation is concerned
+                          .csv if multiple workstations are concerned.  
+    '''
+    filename3="g"+filename1
+    if(".txt" in filename2):
+        fp=open(filename2,"r")
+        line=fp.read()
+        wp=map(float,line.split())
+        i=0
+        workstationPosition=list(wp)
+        with open(filename1, 'r') as csvfile: 
+            csvreader = csv.reader(csvfile) 
+            for row in csvreader:
+                gs=[]
+                i=i+1
+                sp=map(float,row[0].split("\t"))
+
+                satellitePosition=list(sp)
+
+                gs.append(satellitePosition[0])
+                gs.append(satellitePosition[1]+workstationPosition[0])
+                gs.append(satellitePosition[2]+workstationPosition[1])
+                gs.append(satellitePosition[3]+workstationPosition[2])
+                geo.append(gs)
+
+            writeToFile(filename3,geo)
+            print("Added ",i," data successfully")
+
+
+    if(".csv" in filename2):
+        with open(filename1,'r') as fp1:
+            cr1=csv.reader(fp1)
+            sp=[]
+            for r1 in cr1:
+
+                sp.append(list(map(float,r1[0].split("\t"))))
+
+        with open(filename1,'r') as fp2:
+            cr2=csv.reader(fp2)
+            wp=[]
+            for r2 in cr2:
+
+                wp.append(list(map(float,r2[0].split("\t"))))
+
+        if(len(wp)!=len(sp)):
+            print(".csv files have different lengths")
+        else:
+            for i in range(len(wp)):
+                gs=[]
+                gs.append(sp[i][0])
+                gs.append(sp[i][1]+wp[i][0])
+                gs.append(sp[i][2]+wp[i][1])
+                gs.append(sp[i][3]+wp[i][2])
+                geo.append(gs)
+            writeToFile(filename3,geo)
+            print("Added ",i,"Data Successfully")
+
+
+class SearchFile(QWidget):
+    def __init__(self):
+        'Makes GUI'
+        QWidget.__init__(self)
+        self.setWindowTitle("Search window")
+        self.fn1=""
+        self.fn2=""
+        L1=[]
+        st=os.getcwd()
+        L=os.listdir(st)
+        for filenames in L:
+            if(".txt" in filenames or ".csv" in filenames):
+                L1.append(filenames)
+        self.files1=QComboBox() 
+        self.files2=QComboBox() 
+        #self.files1.setText("SatelliteDataFile")
+        #print(self.files1)
+        #print(self.files2)
+        self.files1.addItems(L1)
+        self.files1.setCurrentIndex(-1)
+        self.files2=QComboBox() 
+        self.files2.addItems(L1)
+        self.files2.setCurrentIndex(-1) 
+        self.files1.currentIndexChanged.connect(lambda:self.returnString(self.files1))
+
+        self.files2.currentIndexChanged.connect(lambda:self.returnString(self.files2))
+        self.setUpUI()
+
+
+    def setUpUI(self):
+        layout=QVBoxLayout()
+        form=QFormLayout()
+        form.addRow(QLabel("Satellite Data File"),self.files1)  
+        form.addRow(QLabel("Work Station Position DataFile"),self.files2) 
+        layout.addLayout(form)             
+        self.setLayout(layout)
+
+    def returnString(self,files):
+
+        if(files==self.files1):
+            self.fn1=str(self.files1.currentText())
+        else:
+            self.fn2=str(self.files2.currentText())
+
+
+
+app=QApplication(sys.argv)   
+sf=SearchFile()
+sf.show()
+(app.exec_())
+readFromFile(sf.fn1,sf.fn2)
+
+