Add tab completion for userid fields

ceo/urwid/groups.py

@@ -53,7 +53,8 @@ class IntroPage(WizardPanel):
 
 class InfoPage(WizardPanel):
     def init_widgets(self):
-        self.group = WordEdit("Club or Group: ")
+        self.group = LdapWordEdit(csclub_uri, csclub_base, 'uid',
+            "Club or Group: ")
         self.widgets = [
             urwid.Text( "Club or Group Information"),
             urwid.Divider(),
@@ -75,7 +76,8 @@ class ChangeMember(WizardPanel):
         state['data'] = data
         WizardPanel.__init__(self, state)
     def init_widgets(self):
-        self.userid = WordEdit("Username: ")
+        self.userid = LdapWordEdit(csclub_uri, csclub_base, 'uid',
+            "Username: ")
 
         data = self.state['data']
         self.widgets = [

ceo/urwid/ldapfilter.py

@@ -1,40 +0,0 @@
-import ldap
-
-class LdapFilter:
-    def __init__(self, widget):
-        self.widget = widget
-
-    def set_ldap_filter(self, ldap_uri, ldap_base, ldap_attr, ldap_map):
-        try:
-            self.ldap = ldap.initialize(ldap_uri)
-            self.ldap.simple_bind_s("", "")
-        except ldap.LDAPError:
-            return
-        self.base = ldap_base
-        self.attr = ldap_attr
-        self.map = ldap_map
-
-    def keypress(self, size, key):
-        if self.ldap != None:
-            if key == 'enter' or key == 'down' or key == 'up':
-                attr = self.escape(self.attr)
-                search = self.escape(self.widget.get_edit_text(self))
-                ldfilter = '(%s=%s)' % (attr, search)
-                try:
-                    matches = self.ldap.search_s(self.base,
-                        ldap.SCOPE_SUBTREE, ldfilter)
-                    if len(matches) > 0:
-                        (_, attrs) = matches[0]
-                        for (k, v) in self.map.items():
-                            if attrs.has_key(k) and len(attrs[k]) > 0:
-                                v.set_edit_text(attrs[k][0])
-                except ldap.LDAPError:
-                    pass
-        return self.widget.keypress(self, size, key)
-
-    def escape(self, value):
-        value = str(value)
-        value = value.replace('\\', '\\5c').replace('*', '\\2a')
-        value = value.replace('(', '\\28').replace(')', '\\29')
-        value = value.replace('\x00', '\\00')
-        return value

ceo/urwid/newmember.py

@@ -36,13 +36,10 @@ class ClubIntroPage(WizardPanel):
 
 class InfoPage(WizardPanel):
     def init_widgets(self):
-        self.userid = LdapFilterWordEdit("UWuserid: ")
         self.name = SingleEdit("Full name: ")
         self.program = SingleEdit("Program of Study: ")
-        self.userid.set_ldap_filter(
-            "ldap://uwldap.uwaterloo.ca/", "dc=uwaterloo,dc=ca",
-            "uid", {'cn':self.name, 'ou':self.program}
-        )
+        self.userid = LdapFilterWordEdit(uwldap_uri, uwldap_base, 'uid',
+            {'cn':self.name, 'ou':self.program}, "UWuserid: ")
         self.widgets = [
             urwid.Text( "Member Information - Please Check ID" ),
             urwid.Divider(),

ceo/urwid/positions.py

@@ -36,7 +36,8 @@ class InfoPage(WizardPanel):
         positions = members.list_positions()
         self.position_widgets = {}
         for (position, text) in position_data:
-            widget = WordEdit("%s: " % text)
+            widget = LdapWordEdit(csclub_uri, csclub_base, 'uid',
+                "%s: " % text)
             if position in positions:
                 widget.set_edit_text(','.join(positions[position].keys()))
             else:

ceo/urwid/renew.py

@@ -16,7 +16,8 @@ class IntroPage(WizardPanel):
 
 class UserPage(WizardPanel):
     def init_widgets(self):
-        self.userid = WordEdit("Username: ")
+        self.userid = LdapWordEdit(csclub_uri, csclub_base, 'uid',
+            "Username: ")
 
         self.widgets = [
             urwid.Text( "Member Information" ),

ceo/urwid/shell.py

@@ -17,7 +17,8 @@ class IntroPage(WizardPanel):
 class YouPage(WizardPanel):
     def init_widgets(self):
         you = pwd.getpwuid(os.getuid()).pw_name
-        self.userid = WordEdit("Username: ", you)
+        self.userid = LdapWordEdit(csclub_uri, csclub_base, 'uid',
+            "Username: ", you)
 
         self.widgets = [
             urwid.Text( "Member Information" ),

ceo/urwid/widgets.py

@@ -1,6 +1,11 @@
-import urwid
-from ceo.urwid.ldapfilter import *
+import urwid, ldap
 from ceo.urwid.window import raise_back, push_window
+import ceo.ldapi as ldapi
+
+uwldap_uri = "ldap://uwldap.uwaterloo.ca/"
+uwldap_base = "dc=uwaterloo,dc=ca"
+csclub_uri = "ldap://ldap1.csclub.uwaterloo.ca/ ldap://ldap2.csclub.uwaterloo.ca"
+csclub_base = "dc=csclub,dc=uwaterloo,dc=ca"
 
 def menu_items(items):
     return [ urwid.AttrWrap( ButtonText( cb, data, txt ), 'menu', 'selected') for (txt, cb, data) in items ]
@@ -47,10 +52,65 @@ class WordEdit(SingleEdit):
     def valid_char(self, ch):
         return urwid.Edit.valid_char(self, ch) and ch != ' '
 
-class LdapFilterWordEdit(LdapFilter, WordEdit):
-    def __init__(self, *args):
-        LdapFilter.__init__(self, WordEdit)
-        WordEdit.__init__(self, *args)
+class LdapWordEdit(WordEdit):
+    ldap = None
+    tabbing = False
+    def __init__(self, uri, base, attr, *args):
+        try:
+            self.ldap = ldap.initialize(uri)
+            self.ldap.simple_bind_s("", "")
+        except ldap.LDAPError:
+            return WordEdit.__init__(self, *args)
+        self.base = base
+        self.attr = ldapi.escape(attr)
+        return WordEdit.__init__(self, *args)
+    def keypress(self, size, key):
+        if key == 'tab' and self.ldap != None:
+            if self.tabbing:
+                self.index = (self.index + 1) % len(self.choices)
+                text = self.choices[self.index]
+                self.set_edit_text(text)
+                self.set_edit_pos(len(text))
+            else:
+                try:
+                    search = ldapi.escape(self.get_edit_text())
+                    matches = self.ldap.search_s(self.base,
+                        ldap.SCOPE_SUBTREE, '(%s=%s*)' % (self.attr, search))
+                    self.choices = []
+                    for match in matches:
+                        (_, attrs) = match
+                        self.choices += attrs['uid']
+                    if len(self.choices) > 0:
+                        self.index = 0
+                        self.tabbing = True
+                        text = self.choices[self.index]
+                        self.set_edit_text(text)
+                        self.set_edit_pos(len(text))
+                except ldap.LDAPError, e:
+                    pass
+        else:
+            self.tabbing = False
+            return WordEdit.keypress(self, size, key)
+
+class LdapFilterWordEdit(LdapWordEdit):
+    def __init__(self, uri, base, attr, map, *args):
+        LdapWordEdit.__init__(self, uri, base, attr, *args)
+        self.map = map
+    def keypress(self, size, key):
+        if self.ldap != None:
+            if key == 'enter' or key == 'down' or key == 'up':
+                search = ldapi.escape(self.get_edit_text())
+                try:
+                    matches = self.ldap.search_s(self.base,
+                        ldap.SCOPE_SUBTREE, '(%s=%s)' % (self.attr, search))
+                    if len(matches) > 0:
+                        (_, attrs) = matches[0]
+                        for (k, v) in self.map.items():
+                            if attrs.has_key(k) and len(attrs[k]) > 0:
+                                v.set_edit_text(attrs[k][0])
+                except ldap.LDAPError:
+                    pass
+        return LdapWordEdit.keypress(self, size, key)
 
 class PassEdit(SingleEdit):
     def get_text(self):