Started work on adding lists of items to forms.

yubiadmin/apps/val.py

@@ -1,4 +1,6 @@
-from wtforms.fields import IntegerField
+import re
+from wtforms.fields import IntegerField, StringField, Field
+from wtforms.widgets import TextInput
 from wtforms.validators import NumberRange
 from yubiadmin.util import App, DBConfigForm, ConfigForm, FileConfig
 
@@ -7,28 +9,25 @@ __all__ = [
 ]
 
 
+def yk_read(varname, prefix='', suffix='', flags=None):
+    regex = r'(?m)^(?!#)\$baseParams\[\'__YKVAL_%s__\'\]\s*=' \
+            '\s*%s(.*?)%s\s*;\s*$' % (varname, prefix, suffix)
+    if flags:
+        regex = '(?%s)' % flags + regex
+    return regex
+
+
+def yk_write(varname, prefix='', suffix=''):
+    return lambda x: '$baseParams[\'__YKVAL_%s__\'] = %s%s%s;' % \
+        (varname, prefix, x, suffix)
+
+
 def yk_read_str(varname):
-    return r'\$baseParams\[\'__YKVAL_%s__\'\] = [\'"](.*)[\'"];' % varname
+    return yk_read(varname, '[\'"]', '[\'"]')
 
 
 def yk_write_str(varname):
-    return lambda x: '$baseParams[\'__YKVAL_%s__\'] = "%s";' % (varname, x)
-
-
-def yk_read_int(varname):
-    return r'\$baseParams\[\'__YKVAL_%s__\'\] = (\d+);' % varname
-
-
-def yk_write_int(varname):
-    return lambda x: '$baseParams[\'__YKVAL_%s__\'] = %s;' % (varname, x)
-
-
-def db_read(varname):
-    return r'\$db%s=\'(.*)\';' % varname
-
-
-def db_write(varname):
-    return lambda x: '$db%s=\'%s\';' % (varname, x)
+    return yk_write(varname, '"', '"')
 
 
 class SyncLevelsForm(ConfigForm):
@@ -43,18 +42,18 @@ class SyncLevelsForm(ConfigForm):
         [
             (
                 'sync_default',
-                yk_read_int('SYNC_DEFAULT_LEVEL'),
-                yk_write_int('SYNC_DEFAULT_LEVEL'),
+                yk_read('SYNC_DEFAULT_LEVEL'),
+                yk_write('SYNC_DEFAULT_LEVEL'),
                 60
             ), (
                 'sync_secure',
-                yk_read_int('SYNC_SECURE_LEVEL'),
-                yk_write_int('SYNC_SECURE_LEVEL'),
+                yk_read('SYNC_SECURE_LEVEL'),
+                yk_write('SYNC_SECURE_LEVEL'),
                 40
             ), (
                 'sync_fast',
-                yk_read_int('SYNC_FAST_LEVEL'),
-                yk_write_int('SYNC_FAST_LEVEL'),
+                yk_read('SYNC_FAST_LEVEL'),
+                yk_write('SYNC_FAST_LEVEL'),
                 1
             ),
 
@@ -70,13 +69,96 @@ class MiscForm(ConfigForm):
         '/home/dain/yubico/yubiadmin/ykval-config.php',
         [(
             'default_timeout',
-            yk_read_int('SYNC_DEFAULT_TIMEOUT'),
-            yk_write_int('SYNC_DEFAULT_TIMEOUT'),
+            yk_read('SYNC_DEFAULT_TIMEOUT'),
+            yk_write('SYNC_DEFAULT_TIMEOUT'),
             1
         )]
     )
 
 
+class ListField(Field):
+    COMMENT = re.compile(r'/\*.*?\*/')
+    VALUE = re.compile(r'\s*[\'"](.*)[\'"]\s*')
+    widget = TextInput()
+
+    def process_formdata(self, values):
+        if values:
+            self.data = filter(None, [x.strip() for x in values[0].split(',')])
+
+    def process_data(self, value):
+        if value:
+            data = []
+            value = self.COMMENT.sub('', value)
+            for val in value.split(','):
+                match = self.VALUE.match(val)
+                if match:
+                    data.append(match.group(1))
+            self.data = data
+        else:
+            self.data = []
+
+    def _value(self):
+        if self.data:
+            return ', '.join(self.data)
+        else:
+            return ''
+
+
+def yk_array_write(varname):
+    str_write = yk_write(varname, 'array(', ')')
+    return lambda xs: str_write(', '.join(['"%s"' % x for x in xs]))
+
+
+class SyncPoolForm(ConfigForm):
+    legend = 'Sync Settings'
+    sync_interval = IntegerField('Sync Interval', [NumberRange(1)])
+    resync_timeout = IntegerField('Resync Timeout', [NumberRange(1)])
+    old_limit = IntegerField('Old Limit', [NumberRange(1)])
+    sync_pool = ListField('Servers')
+    sync_pool_add = StringField('Add Server')
+
+    config = FileConfig(
+        '/home/dain/yubico/yubiadmin/ykval-config.php',
+        [
+            (
+                'sync_interval',
+                yk_read('SYNC_INTERVAL'),
+                yk_write('SYNC_INTERVAL'),
+                10
+            ), (
+                'resync_timeout',
+                yk_read('SYNC_RESYNC_TIMEOUT'),
+                yk_write('SYNC_RESYNC_TIMEOUT'),
+                30
+            ), (
+                'old_limit',
+                yk_read('SYNC_OLD_LIMIT'),
+                yk_write('SYNC_OLD_LIMIT'),
+                10
+            ), (
+                'sync_pool',
+                yk_read('SYNC_POOL', 'array\(', '\)', 's'),
+                yk_array_write('SYNC_POOL'),
+                ''
+            )
+        ]
+    )
+
+    def validate(self):
+        if super(SyncPoolForm, self).validate():
+            if self.sync_pool_add.data:
+                self.sync_pool.data.append(self.sync_pool_add.data)
+                self.sync_pool_add.process_data(None)
+            return True
+        return False
+
+COMMENT = re.compile(r'/\*.*?\*/')
+
+
+def remove_comments(content):
+    return COMMENT.sub('', content)
+
+
 class YubikeyVal(App):
     """
     YubiKey Validation Server
@@ -104,7 +186,12 @@ class YubikeyVal(App):
         """
         Sync pool
         """
-        return 'Not yet implemented.'
+        sync_pool_form = SyncPoolForm()
+        form_page = self.render_forms(request, [sync_pool_form])
+
+        print 'Sync pool: %s' % \
+            remove_comments(sync_pool_form.config['sync_pool'])
+        return form_page
 
     def ksms(self, request):
         """

yubiadmin/util.py

@@ -77,6 +77,7 @@ class ValueHandler(object):
 class FileConfig(DictMixin):
     """
     Maps key-value pairs to a backing config file.
+    You can manually edit the file by modifying self.content.
     """
     def __init__(self, filename, params=[]):
         self.filename = filename