From 1a11938b5ccdbf5ff137352e829bb866d8255190 Mon Sep 17 00:00:00 2001
From: Eugeniy Mikhailov <evgmik@gmail.com>
Date: Sat, 18 Dec 2010 01:51:01 -0500
Subject: frades update implemented

darcs-hash:20101218065101-067c0-4d27f297e0e46d2919c00897ae09f21069119f1a.gz
---
 GradeBook.tcl | 71 ++++++++++++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 58 insertions(+), 13 deletions(-)

(limited to 'GradeBook.tcl')

diff --git a/GradeBook.tcl b/GradeBook.tcl
index 7df3c76..3ecfb42 100755
--- a/GradeBook.tcl
+++ b/GradeBook.tcl
@@ -81,6 +81,7 @@ proc CreateAccessRightsTable {db} {
 	db eval {INSERT INTO AccessRightsTable VALUES('renamecolumn',          1,                  1,          0,                0)}
 	db eval {INSERT INTO AccessRightsTable VALUES('showcontrols',          1,                  1,          0,                0)}
 	db eval {INSERT INTO AccessRightsTable VALUES('changegrades',          1,                  1,          0,                0)}
+	db eval {INSERT INTO AccessRightsTable VALUES('updategrades',          1,                  1,          0,                0)}
 }
 
 proc htmlDBout {db permission_list {sort_col {}}} {
@@ -155,17 +156,17 @@ proc htmlTop {permission_list} {
 
 }
 
-proc htmlBottom {permission_list} {
+proc htmlFooter {permission_list} {
 	array set permission $permission_list
 	global VERSION
-	puts "<div>"
+	puts "<div class=\"footer\">"
 	puts "GradeBook $VERSION code is written by Eugeniy Mikhailov"
 	puts "</div>"
 }
 
 proc LogOffOption {} {
 	global user password script_name
-	puts "<div>"
+	puts "<div class=\"logoff\">"
 	puts "You are logged in as $user do you wish to "
 	puts "<a href=\"$script_name?action=logoff\">logoff</a>"
 	puts "</div>"
@@ -174,6 +175,7 @@ proc LogOffOption {} {
 
 proc askToLogin {} {
 	global script_name
+	puts "<div class=\"login\">"
 	puts "Either you are here first time or you password and user name does not match. <br>"
 	puts "Please login <br>"
 	puts "<form name=\"input\" action=\"$script_name\" method=\"post\" />"
@@ -182,6 +184,7 @@ proc askToLogin {} {
 	puts {<input type="hidden" name="action" value="logon"/>}
 	puts {<input type="submit" value="Submit" />}
 	puts {</form>}
+	puts "</div>"
 }
 
 
@@ -256,7 +259,10 @@ proc ChoseAction {action permission_list user} {
 			                   DeleteColumn       $permission_list  $user;
 				           htmlDefaultView    $permission_list  $user
 			                 } 
-			changegrades	 { ChangeGrades       $permission_list  $user }		 
+			changegrades	 { ChangeGrades       $permission_list  $user }	 
+			updategrades     { UpdateGrades       $permission_list  $user 
+				           htmlDefaultView    $permission_list  $user
+			                 } 
 			renamecolumn     { } 
 			showcontrols     { ShowControls       $permission_list  $user } 
 			showgrades       { htmlGradesTable db $permission_list  $user }
@@ -266,6 +272,27 @@ proc ChoseAction {action permission_list user} {
 	} 
 }
 
+proc UpdateGrades { permission_list user } {
+	global script_name
+	set subaction [::ncgi::value subaction {}]
+	set columnname [::ncgi::value columnname {}]
+	set nv [::ncgi::nvlist]
+	array set colval  $nv
+	if { $subaction eq "Submit" } {
+		set eval_str "SELECT UserName  FROM GradesTable"
+		set err [catch {
+				db eval $eval_str v {
+				set sql_str [concat UPDATE  GradesTable SET \"$columnname\"=\"$colval($v(UserName))\" where UserName=\"$v(UserName)\"]
+				db eval $sql_str
+				}
+				
+			} errStat ]
+		if { $err } {
+			puts "the following error happen: $errStat"
+			dbg  "the following error happen: $errStat" 3
+		} 
+	}
+}
 
 proc ChangeGrades { permission_list user } {
 	global script_name
@@ -273,9 +300,10 @@ proc ChangeGrades { permission_list user } {
 	if { $columnname != "" } {
 		# output only selected columns
 		set column_list {}
-		lappend column_list FirstName LastName
+		lappend column_list FirstName LastName UserName
 		lappend column_list \"$columnname\"
 		set sql_column_list [join $column_list ","]
+		puts "<form name=\"input\" action=\"$script_name\" method=\"post\" />"
 		# output only selected columns
 		set eval_str "SELECT $sql_column_list  FROM GradesTable ORDER BY LastName"
 		set show_header 1
@@ -294,7 +322,12 @@ proc ChangeGrades { permission_list user } {
 					}
 					foreach index $v(*) {
 						if { $index != "*" } {
-							puts -nonewline "<td>$v($index)</td>"
+							if { $index eq $columnname } {
+								#column with grade
+								puts "<th><input type=\"text\" name=\"$v(UserName)\" value=\"$v($columnname)\" size=5></th>"
+							} else {
+								puts -nonewline "<td>$v($index)</td>"
+							}
 						}
 					}
 					puts "</tr>"
@@ -305,11 +338,10 @@ proc ChangeGrades { permission_list user } {
 			puts "the following error happen: $errStat"
 			dbg  "the following error happen: $errStat" 3
 		} 
-		puts "<form name=\"input\" action=\"$script_name\" method=\"post\" />"
-		#puts {<input type="hidden" name="action" value="updategrades"/>}
-	puts {Column Name: <input type="text" name="columnname2add"><br>}
-		puts {<input type="submit" name="action" value="Cancel" />}
-		puts {<input type="submit" name="action" value="Submit" />}
+		puts {<input type="hidden" name="action" value="updategrades"/>}
+		puts [concat <input type="hidden" name="columnname" value="$columnname"/>]
+		puts {<input type="submit" name="subaction" value="Submit" />}
+		puts {<input type="submit" name="subaction" value="Cancel" />}
 		puts {</form>}
 		puts "<a href=\"$script_name\">Cancel changes</a>"
 		
@@ -384,7 +416,7 @@ proc ShowControls { permission_list user } {
 	array set permission $permission_list
 	global script_name
 	dbg "outputing contol list"
-	puts "<div>"	
+	puts "<div class=\"controls\">"
 	set action_list [ list  addcolumnrequest "Add Column" ]
 	set separator {}
 	foreach {act act_label} $action_list {
@@ -472,6 +504,16 @@ proc htmlDefaultView { permission_list user } {
 	ChoseAction showgrades $permission_list $user
 }
 
+proc htmlHeader {} {
+puts {
+<html xmlns="http://www.w3.org/1999/xhtml">
+<head>
+	<meta http-equiv="Content-Type" content= "text/html; charset=us-ascii" />
+	<title>Grade Book</title>
+	<link rel="stylesheet" type="text/css" href="/~evmik/GradeBook.css" />
+</head>
+}
+}
 
 
 ##################### end of procs ####################################
@@ -489,12 +531,15 @@ dbg "===== Connection at $timestamp for user $user ====="
 set permission_list [AccessGroupRights db $user $password]
 
 ::ncgi::header
+htmlHeader
+puts "<body>"
 htmlTop $permission_list
 ChoseAction $action $permission_list $user
 #htmlDefaultView     $permission_list $user
 #htmlGradesTable db $permission_list  $user
 #htmlDBout db $sortCol
 
-htmlBottom $permission_list
+htmlFooter $permission_list
+puts "</body>"
 
 
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