CLI. Implement config-tool command

ckan/cli/cli.py

@@ -4,7 +4,11 @@
 
 import click
 
-from ckan.cli import click_config_option, db, load_config, search_index, server
+from ckan.cli import (
+    click_config_option, db, load_config, search_index, server,
+    config_tool,
+)
+
 from ckan.config.middleware import make_app
 
 log = logging.getLogger(__name__)
@@ -28,3 +32,4 @@ def ckan(ctx, config, *args, **kwargs):
 ckan.add_command(server.run)
 ckan.add_command(db.db)
 ckan.add_command(search_index.search_index)
+ckan.add_command(config_tool.config_tool)

ckan/cli/config_tool.py

@@ -0,0 +1,77 @@
+# encoding: utf-8
+
+import logging
+
+import click
+
+from ckan.cli import error_shout
+import ckan.lib.config_tool as ct
+
+log = logging.getLogger(__name__)
+
+
+class ConfigOption(click.ParamType):
+    name = u'config-option'
+
+    def convert(self, value, param, ctx):
+        if u'=' not in value:
+            self.fail(
+                u'An option does not have an equals sign. '
+                u'It should be \'key=value\'. If there are spaces '
+                u'you\'ll need to quote the option.\n'
+            )
+        return value
+
+
+@click.command(
+    name=u'config-tool',
+    short_help=u'Tool for editing options in a CKAN config file.'
+)
+@click.option(
+    u'--section',
+    u'-s',
+    default=u'app:main',
+    help=u'Section of the config file'
+)
+@click.option(
+    u'--edit',
+    u'-e',
+    is_flag=True,
+    help=u'Checks the option already exists in the config file.'
+)
+@click.option(
+    u'--file',
+    u'-f',
+    u'merge_filepath',
+    help=u'Supply an options file to merge in.'
+)
+@click.argument(u'config_filepath', type=click.Path(exists=True))
+@click.argument(u'options', nargs=-1, type=ConfigOption())
+def config_tool(config_filepath, options, section, edit, merge_filepath):
+    u'''Tool for editing options in a CKAN config file
+
+    paster config-tool <default.ini> <key>=<value> [<key>=<value> ...]
+
+    paster config-tool <default.ini> -f <custom_options.ini>
+
+    Examples:
+
+      paster config-tool default.ini sqlalchemy.url=123 'ckan.site_title=ABC'
+
+      paster config-tool default.ini -s server:main -e port=8080
+
+      paster config-tool default.ini -f custom_options.ini
+    '''
+
+    if merge_filepath:
+        ct.config_edit_using_merge_file(
+            config_filepath, merge_filepath
+        )
+    if not (options or merge_filepath):
+        return error_shout(u'No options provided')
+    try:
+        ct.config_edit_using_option_strings(
+            config_filepath, options, section, edit=edit
+        )
+    except ct.ConfigToolError as e:
+        error_shout(e)