📄 appsrvr.py

📁 python web programming 部分

💻 PY

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#! D:/Python20/python

import mx.ODBC.Windows, cgi, sys
import lrwplib as web
import stdpage
import frmpage

#
# One-time LRWP startup logic
#
try:
    db = mx.ODBC.Windows.Connect("HoldenWebSQL")
    CR = db.cursor()
    print "Connected to database"
except:
    sys.exit("Could not connect to database.")
try:
    lrwp = web.LRWP("xitami1", '127.0.0.1', 81, '')
    lrwp.connect()
    print "Connected to Xitami"
    sys.stdout.flush()
except:
    sys.exit("Could not start long-running web process.")

while 1:
    #
    # Per-request code
    #
    request = lrwp.acceptRequest()
    query = request.getFieldStorage()

    #
    # Page generation logic
    #
    request.out.write("""<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">
    <html>
    <head>
    <title>Xitami LRWP: Simple Sample App Server</title>
    </head>
    <body>
    """)

    try:
        PageName = query["page"].value
    except KeyError:
        PageName = "default"
#
# XXX This should really be done by some more elegant
# technique, but we are in hack mode just now...
#
    if PageName == "default":
        r = stdpage.default(query, request, CR)
    elif PageName == "StdPage":
        r = stdpage.StdPage(query, request, CR)
    elif PageName == "FormStdPage":
        r = frmpage.FormStdPage(query, request, CR)
    elif PageName == "NewStdPage":
        r = frmpage.NewStdPage(query, request, CR, db)
    elif PageName == "UpdateStdPage":
        r = frmpage.UpdateStdPage(query, request, CR, db)
    else:
        r = "<h2>Page '%s' not found...</h2>" % (PageName, )
    request.out.write(r)
    request.out.write("""
</body>
</html>
""")
    request.finish()
    if PageName == "Finish":
        break

#
# LRWP Process termination
#
db.close()
lrwp.close()

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