deal with text box issues, div0 and escaping

fpvt.frm

@@ -1,10 +1,10 @@
 VERSION 5.00
 Begin {C62A69F0-16DC-11CE-9E98-00AA00574A4F} fpvt 
    Caption         =   "Forecast Adjustment"
-   ClientHeight    =   7260
+   ClientHeight    =   7590
    ClientLeft      =   120
    ClientTop       =   465
-   ClientWidth     =   7215
+   ClientWidth     =   7095
    OleObjectBlob   =   "fpvt.frx":0000
    StartUpPosition =   1  'CenterOwner
 End
@@ -75,6 +75,8 @@ Private Sub butAdjust_Click()
     
     Me.Hide
     
+    Set adjust = Nothing
+    
 End Sub
 
 Private Sub butCancel_Click()
@@ -256,6 +258,7 @@ Private Sub tbFcVal_Change()
 End Sub
 
 Private Sub tbFcVol_Change()
+    If load_tb Then Exit Sub
     If opEditPrice Then calc_price
 End Sub
 
@@ -313,11 +316,16 @@ Private Sub UserForm_Activate()
     fpvt.mod_adjust = False
     pVol = 0
     pVal = 0
+    pPrc = 0
     bVol = 0
     bVal = 0
+    bPrc = 0
     aVol = 0
     aVal = 0
     aPrc = 0
+    fVal = 0
+    fVol = 0
+    fPrc = 0
     
     For i = 1 To sp("package")("totals").Count
         Select Case sp("package")("totals")(i)("order_season")
@@ -350,6 +358,9 @@ Private Sub UserForm_Activate()
     Else
         pPrc = (pVal + bVal) / (bVol + pVol) - bVal / bVol
     End If
+    If aVal <> 0 Then
+        MsgBox (aVal)
+    End If
     Me.load_mbox_ann
     
     '---------------------------------------populate monthly-------------------------------------------------------
@@ -646,7 +657,8 @@ End Sub
 
 Sub calc_price()
     
-    If IsNumeric(tbFcPrice.value) And tbFcPrice.value <> 0 And IsNumeric(tbFcVol.value) And tbFcVol.value <> 0 Then
+    'If IsNumeric(tbFcPrice.value) And tbFcPrice.value <> 0 And IsNumeric(tbFcVol.value) And tbFcVol.value <> 0 Then
+    If IsNumeric(tbFcPrice.value) And IsNumeric(tbFcVol.value) And tbFcVol.value <> 0 Then
         'capture currently changed item
         fVol = tbFcVol.value
         fPrc = tbFcPrice.value
@@ -656,10 +668,15 @@ Sub calc_price()
         aVol = fVol - (bVol + pVol)
         If nomonth Then
             aPrc = fVal / fVol - bPrc
+        Else
+            If (bVol + pVol) = 0 Then
+                aPrc = 0
             Else
                 aPrc = fVal / fVol - ((bVal + pVal) / (bVol + pVol))
             End If
+        End If
     Else
+        fVol = co_num(tbFcVol.value, 0)
         fVal = 0
         aVal = fVal - bVal - pVal
     End If

handler.bas

@@ -207,6 +207,11 @@ Function request_adjust(doc As String, ByRef fail As Boolean) As Object
     Dim j As Integer
     Dim str() As String
     
+    If doc = "" Then
+        fail = True
+        Exit Function
+    End If
+    
     Set json = JsonConverter.ParseJson(doc)
     server = Sheets("config").Cells(1, 2)
     
@@ -389,15 +394,19 @@ Sub month_tosheet(ByRef pkg() As Variant, ByRef basket() As Variant)
                 'then inherit the average price for the year before current adjustments
                 If sh.Cells(i, 7) <> 0 Then
                     sh.Cells(i + 1, 7) = sh.Cells(i, 7)
+                Else
+                    If pkg(13, 1) + pkg(13, 2) = 0 Then
+                        sh.Cells(i + 1, 7) = 0
                     Else
                         sh.Cells(i + 1, 7) = (pkg(13, 5) + pkg(13, 6)) / (pkg(13, 1) + pkg(13, 2))
                     End If
+                End If
             Else
                 sh.Cells(i + 1, 7) = pkg(i, 6) / pkg(i, 2)
             End If
             
             '--adjust--
-            If (pkg(i, 3) + pkg(i, 2)) = 0 Then
+            If (pkg(i, 3) + pkg(i, 2)) = 0 Or pkg(i, 2) = 0 Then
                 sh.Cells(i + 1, 8) = 0
             Else
                 sh.Cells(i + 1, 8) = (pkg(i, 7) + pkg(i, 6)) / (pkg(i, 3) + pkg(i, 2)) - (pkg(i, 6) / pkg(i, 2))
@@ -413,9 +422,13 @@ Sub month_tosheet(ByRef pkg() As Variant, ByRef basket() As Variant)
                 'then inherit the average price for the year before current adjustments
                 If sh.Cells(i, 10) <> 0 Then
                     sh.Cells(i + 1, 10) = sh.Cells(i, 10)
+                Else
+                    If pkg(13, 1) + pkg(13, 2) = 0 Then
+                        sh.Cells(i + 1, 10) = 0
                     Else
                         sh.Cells(i + 1, 10) = (pkg(13, 5) + pkg(13, 6)) / (pkg(13, 1) + pkg(13, 2))
                     End If
+                End If
             Else
                 sh.Cells(i + 1, 10) = pkg(i, 8) / pkg(i, 4)
             End If
@@ -441,6 +454,7 @@ Sub month_tosheet(ByRef pkg() As Variant, ByRef basket() As Variant)
     
     months.load_sheet
     
+    
 End Sub
 
 Function co_num(ByRef one As Variant, ByRef two As Variant) As Variant

months.cls

@@ -325,6 +325,7 @@ Sub load_sheet()
     Call Me.crunch_array
     Call Me.set_sheet
     Call Me.print_basket
+    Call Me.set_format
     
 End Sub
 
@@ -843,6 +844,10 @@ Sub new_part()
     
     part.Show
     
+    If Not part.useval Then
+        Exit Sub
+    End If
+    
     dumping = True
     
     Worksheets("month").Range("B33:Q10000").ClearContents
@@ -863,7 +868,7 @@ Sub new_part()
         i = i + 1
     Loop
     i = i - 1
-    
+    If i = -1 Then i = 0
     ReDim b(i, 3)
     i = 0
     Do Until Worksheets("month").Cells(33 + i, 2) = ""

pivot.cls

@@ -46,7 +46,6 @@ Private Sub Worksheet_BeforeDoubleClick(ByVal target As Range, cancel As Boolean
     Set rd = target.Cells.PivotTable.RowFields
     Set cd = target.Cells.PivotTable.ColumnFields
     
-
     ReDim handler.sc(ri.Count, 1)
     Set pt = target.Cells.PivotCell.PivotTable
     
@@ -56,19 +55,17 @@ Private Sub Worksheet_BeforeDoubleClick(ByVal target As Range, cancel As Boolean
     For i = 1 To ri.Count
         If i <> 1 Then handler.sql = handler.sql & vbCrLf & "AND "
         If i <> 1 Then handler.jsql = handler.jsql & vbCrLf & ","
-        handler.sql = handler.sql & rd(piv_pos(rd, i)).Name & " = '" & ri(i).Name & "'"
+        handler.sql = handler.sql & rd(piv_pos(rd, i)).Name & " = '" & escape(ri(i).Name) & "'"
-        jsql = jsql & """" & rd(piv_pos(rd, i)).Name & """:""" & ri(i).Name & """"
+        jsql = jsql & """" & rd(piv_pos(rd, i)).Name & """:""" & escape(ri(i).Name) & """"
         handler.sc(i - 1, 0) = rd(piv_pos(rd, i)).Name
         handler.sc(i - 1, 1) = ri(i).Name
     Next i
     
-    
     scenario = "{" & handler.jsql & "}"
     
     Call handler.load_config
     Call handler.load_fpvt
     
-    
 nopiv:
 
 End Sub
@@ -100,6 +97,14 @@ Function piv_fld_index(field_name As String, ByRef pt As PivotTable) As Integer
 
 End Function
 
+Function escape(ByVal text As String) As String
+
+    text = Replace(text, "'", "''")
+    text = Replace(text, """", """""")
+    escape = text
+
+End Function
+