#!/usr/bin/python

# for debugging purposes
import cgitb; cgitb.enable()

# -- header ----------------------------------------------------------
print "Content-type: text/html"
print

# -- body ------------------------------------------------------------
import cgi, os, string

table = cgi.parse_qs(os.environ["QUERY_STRING"])
key_list_list = []; even_row = 0;
for key in table:
    key_string = cgi.escape(key)
    for val in table[key]:
        if even_row:
            color = "lightgrey"
            even_row = 0
        else:
            color = "white"
            even_row = 1

        key_list_list.append('''
    		<tr style="background-color: %s">
                  <td>%s</td>
                  <td>%s</td>
                </tr>
                ''' % (color, key_string, cgi.escape(val)))
        key_string = ""

pair_list = [] ; even_row = 0
for (key,val) in cgi.parse_qsl(os.environ["QUERY_STRING"]):
    if even_row:
        color = "lightgrey"
        even_row = 0
    else:
        color = "white"
        even_row = 1

    pair_list.append('''
    		<tr style="background-color: %s">
                  <td>%s</td>
                  <td>%s</td>
                </tr>
                ''' % (color, cgi.escape(key), cgi.escape(val)))

key_list_table = '''
<table>
  <tr><th>Key</th><th>Value</tr>
   %s
</table>
''' % string.join(key_list_list, '\n')

pair_table = '''
<table>
  <tr><th>Key</th><th>Value</tr>
   %s
</table>
''' % string.join(pair_list, '\n')





body = """
<h2>Key, val-list table</h2>
  %s
<h2>Pair/Val table</h2>
  %s
""" % (key_list_table, pair_table)


# insert body in template
f = open('template.html')
doc = f.read()
f.close()

print doc.replace('<!--TITLE-->', 'Query String Example') \
         .replace('<!--BODY-->', body)