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R3600/modules/bibcheck/web/admin/bibcheckadmin.py
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bibcheckadmin.py
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## This file is part of Invenio.
## Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 CERN.
##
## Invenio is free software; you can redistribute it and/or
## modify it under the terms of the GNU General Public License as
## published by the Free Software Foundation; either version 2 of the
## License, or (at your option) any later version.
##
## Invenio is distributed in the hope that it will be useful, but
## WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
## General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with Invenio; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
"""Invenio BibCheck Administrator Interface."""
import cgi
import os
import MySQLdb
from invenio.bibrankadminlib import check_user
from invenio.webpage import page, create_error_box
from invenio.webuser import getUid, page_not_authorized
from invenio.messages import wash_language, gettext_set_language
#from invenio.urlutils import wash_url_argument, redirect_to_url
from invenio.config import CFG_SITE_LANG, CFG_SITE_URL, \
CFG_SITE_NAME, CFG_ETCDIR, CFG_BINDIR
__lastupdated__ = """$Date$"""
def is_admin(req):
"""checks if the user has the rights (etc)"""
# Check if user is authorized to administer
uid = 0
try:
uid = getUid(req)
except MySQLdb.Error:
return error_page(req)
(auth_code, auth_msg) = check_user(req, 'cfgbibformat')
if not auth_code:
return (True, uid)
else:
return (False, uid)
def index(req, search="", ln=CFG_SITE_LANG):
"""
Main BibCheck administration page.
@param ln: language
"""
ln = wash_language(ln)
_ = gettext_set_language(ln)
navtrail = """<a class="navtrail" href="%s/help/admin">%s</a>""" % \
(CFG_SITE_URL, _("Admin Area"))
(admin_ok, uid) = is_admin(req)
if admin_ok:
return page(title=_("BibCheck Admin"),
body=_perform_request_index(ln, search),
language=ln,
uid=uid,
navtrail = navtrail,
lastupdated=__lastupdated__,
req=req,
warnings=[])
else:
#redirect to login
return page_not_authorized(req=req, text=_("Not authorized"), navtrail=navtrail)
def _perform_request_index(ln, search=""):
""" makes a listing of files that are found in etc/bibcheck.
Include a delete button for each. """
ln = wash_language(ln)
_ = gettext_set_language(ln)
mydir = CFG_ETCDIR+"/bibcheck"
if not os.path.exists(mydir):
return _("ERROR")+" "+mydir+" "+_("does not exist")
if not os.path.isdir(mydir):
return _("ERROR")+" "+mydir+" "+_("is not a directory")
if not os.access(mydir, os.W_OK):
return _("ERROR")+" "+mydir+" "+_("is not writable")
myfiles = os.listdir(mydir)
if search:
#include only files that match
matching = []
for myfile in myfiles:
if (myfile.count(search) > 0):
matching.append(myfile)
else: #see if the string is in the file
mypath = CFG_ETCDIR+"/bibcheck/"+myfile
infile = file(mypath, 'r')
filelines = infile.readlines()
for line in filelines:
if line.count(search) > 0:
matching.append(myfile)
break
infile.close()
myfiles = matching
lines = ""
#add a search box
lines += """
<!--make a search box-->
<table class="admin_wvar" cellspacing="0">
<tr><td>
<form action="%(siteurl)s/admin/bibcheck/bibcheckadmin.py/index">
%(searchforastr)s
<input type="text" name="search" value="%(search)s" />
<input type="hidden" name="ln" value="%(ln)s" />
<input type="submit" class="adminbutton" value="Search">
</form>
</td></tr></table> """ % { 'siteurl': CFG_SITE_URL,
'search': search,
'ln': ln,
'searchforastr': _("Limit to knowledge bases containing string:") }
if myfiles:
#create a table..
oddstripestyle = 'style="background-color: rgb(235, 247, 255);"' #for every other line
lines += '<table class="admin_wvar">\n'
isodd = True
myfiles.sort()
for myfile in myfiles:
mystyle = ""
if isodd:
mystyle = oddstripestyle
isodd = not isodd
lines += "<tr "+mystyle+">"
line = '<td>' + cgi.escape(myfile) + '</td>'
line += '<td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</td>'
line += '<td><a href="%s/admin/bibcheck/bibcheckadmin.py/edit?fname=' % CFG_SITE_URL + \
myfile+'&ln='+ln+'">Edit</a></td>'
line += '<td>&nbsp;&nbsp;&nbsp;</td>'
reallydelq = _("Really delete")+" "+myfile+"?"
line += '<td><a href="%s/admin/bibcheck/bibcheckadmin.py/delete?fname=' % CFG_SITE_URL + \
myfile+'&ln='+ln+'" onclick="return confirm(\''+reallydelq+'\');">'+_("Delete")+'</a></td>'
#verify syntax..
line += '<td>&nbsp;&nbsp;&nbsp;</td>'
line += '<td><a href="%s/admin/bibcheck/bibcheckadmin.py/verify?fname=' % CFG_SITE_URL + \
myfile+'&ln='+ln+'">'+_("Verify syntax")+'</a></td>'
lines += line+"</tr>\n"
lines += "</table>\n"
myout = lines
myout += "<br/><br/><a href=\"%s/admin/bibcheck/bibcheckadmin.py/edit\">" % CFG_SITE_URL + \
_("Create new")+"</a>"
return myout
def verify(req, fname, ln=CFG_SITE_LANG):
"""verify syntax by calling an external checking program"""
ln = wash_language(ln)
_ = gettext_set_language(ln)
(admin_ok, uid) = is_admin(req)
# sanity check for fname:
fname = os.path.basename(fname)
navtrail = """<a class="navtrail" href="%s/help/admin">%s</a>""" % \
(CFG_SITE_URL, _("Admin Area"))
navtrail += """&gt; <a class="navtrail" href="%s/admin/bibcheck/bibcheckadmin.py/">BibCheck Admin</a> """ % CFG_SITE_URL
errors = ""
outstr = ""
errstr = ""
path_to_bibcheck_cli = CFG_BINDIR + os.sep + 'bibcheck'
if not os.path.exists(path_to_bibcheck_cli):
errors = _("File %s does not exist.") % path_to_bibcheck_cli
if not errors:
#first check where we have stderr now so that we can assign it back
try:
(handle, mystdout, mystderr) = os.popen3(path_to_bibcheck_cli + " --verify" + fname)
outstr = str(mystdout.readlines())
errstr = str(mystderr.readlines())
except:
#the call failed?
errors = _("Calling bibcheck -verify failed.")
if not errors:
if not errstr:
return "OK"
else:
return errstr
else:
return page(title=_("Verify BibCheck config file"),
body= _("Verify problem")+":<br/>"+errors,
language= ln,
uid=uid,
navtrail = navtrail,
lastupdated=__lastupdated__,
req=req,
warnings=[])
def edit(req, ln=CFG_SITE_LANG, fname=""):
""" creates an editor for the file. This is called also when the user wants to
create a new file. In the case fname is empty"""
ln = wash_language(ln)
_ = gettext_set_language(ln)
# sanity check for fname:
fname = os.path.basename(fname)
#check auth
(admin_ok, uid) = is_admin(req)
navtrail = """<a class="navtrail" href="%s/help/admin">%s</a>""" % \
(CFG_SITE_URL, _("Admin Area"))
navtrail += """&gt; <a class="navtrail" href="%s/admin/bibcheck/bibcheckadmin.py/">BibCheck Admin</a> """ % CFG_SITE_URL
myout = _("File")+" " + cgi.escape(fname) + "<br/>"
if admin_ok:
#add a javascript checker so that the user cannot save a form with empty
#fname
myout += """<script language="JavaScript" type="text/javascript">
<!--
function checkform ( form ) { if (form.fname.value == "") {
alert( "Missing filename." ); form.fname.focus(); return false ;
}
return true ;
}
-->
</script>"""
#read the file if there is one
filelines = []
if fname:
myfile = CFG_ETCDIR+"/bibcheck/"+fname
infile = file(myfile, 'r')
filelines = infile.readlines()
infile.close()
myout += '<form method="post" action="save" onsubmit="return checkform(this);">'
#create a filename dialog box if there is no fname, otherwise it's hidden
if fname:
myout += '<input type="hidden" name="fname" value="'+fname+'">'
else:
myout += '<input name="fname" value="'+fname+'"><br/>'
myout += '<input type="hidden" name="wasnew" value="1">'
myout += '<input type="hidden" name="ln" value="'+ln+'">'
myout += '<textarea name="code" id="code" rows="25" style="width:100%">'
for line in filelines:
myout += line
#create a save button
myout += '</textarea><br/><input type="submit" name="save" value="'+_("Save Changes")+'"></form>'
#create page
return page(title=_("Edit BibCheck config file"),
body= myout,
language= ln,
uid=uid,
navtrail = navtrail,
lastupdated=__lastupdated__,
req=req,
warnings=[])
else: #not admin
return page_not_authorized(req=req, text=_("Not authorized"), navtrail=navtrail)
def save(req, ln, fname, code, wasnew=0):
"""saves code into file fname. wasnew is 1 if this is a new file"""
ln = wash_language(ln)
_ = gettext_set_language(ln)
# sanity check for fname:
fname = os.path.basename(fname)
#check auth
(admin_ok, uid) = is_admin(req)
navtrail = '''<a class="navtrail" href="%s/help/admin">%s</a>''' % \
(CFG_SITE_URL, _("Admin Area"))
navtrail += """&gt; <a class="navtrail" href="%s/admin/bibcheck/bibcheckadmin.py/">BibCheck Admin</a> """ % CFG_SITE_URL
myout = _("File")+" " + cgi.escape(fname) + " "
if admin_ok:
myfile = CFG_ETCDIR+"/bibcheck/"+fname
#check if the file exists if this was new
if wasnew and os.path.exists(myfile):
msg = myout+" "+_("already exists.")
else:
#write code into file
msg = myout+_("written OK.")
try:
outfile = file(myfile, 'w')
outfile.write(code)
outfile.close()
except IOError:
msg = myout+_("write failed.")
#print message
return page(title=_("Save BibCheck config file"),
body= msg,
language= ln,
uid=uid,
navtrail = navtrail,
lastupdated=__lastupdated__,
req=req,
warnings=[])
else:
return page_not_authorized(req=req, text=_("Not authorized"), navtrail=navtrail)
def delete(req, ln, fname):
"""delete file fname"""
ln = wash_language(ln)
_ = gettext_set_language(ln)
# sanity check for fname:
fname = os.path.basename(fname)
#check auth
(admin_ok, uid) = is_admin(req)
navtrail = """<a class="navtrail" href="%s/help/admin">%s</a>""" % \
(CFG_SITE_URL, _("Admin Area"))
navtrail += """&gt; <a class="navtrail" href="%s/admin/bibcheck/bibcheckadmin.py/">BibCheck Admin</a> """ % CFG_SITE_URL
myout = _("File")+" "+fname+" "
if admin_ok:
msg = ""
myfile = CFG_ETCDIR+"/bibcheck/"+fname
success = 1
try:
os.remove(myfile)
except:
success = 0
if success:
msg = myout+_("deleted")+"."
else:
msg = myout+_("delete failed")+"."
#print message
return page(title=_("Delete BibCheck config file"),
body= msg,
language= ln,
uid=uid,
navtrail = navtrail,
lastupdated=__lastupdated__,
req=req,
warnings=[])
else:
return page_not_authorized(req=req, text=_("Not authorized"), navtrail=navtrail)
def error_page(req, ln=CFG_SITE_LANG, verbose=1):
"""Generic error .. in case one cannot find anything more specific"""
_ = gettext_set_language(ln)
return page(title=_("Internal Error"),
body = create_error_box(req, verbose=verbose, ln=ln),
description="%s - Internal Error" % CFG_SITE_NAME,
keywords="%s, Internal Error" % CFG_SITE_NAME,
language=ln,
req=req)
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