summaryrefslogtreecommitdiff
path: root/examples/index.scm
diff options
context:
space:
mode:
Diffstat (limited to 'examples/index.scm')
-rw-r--r--examples/index.scm48
1 files changed, 48 insertions, 0 deletions
diff --git a/examples/index.scm b/examples/index.scm
new file mode 100644
index 0000000..396df7c
--- /dev/null
+++ b/examples/index.scm
@@ -0,0 +1,48 @@
+;;; guile-xapian --- Guile bindings for Xapian
+;;; Copyright © 2020 Arun Isaac <arunisaac@systemreboot.net>
+;;;
+;;; This file is part of guile-xapian.
+;;;
+;;; guile-xapian 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.
+;;;
+;;; guile-xapian 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 guile-xapian. If not, see
+;;; <https://www.gnu.org/licenses/>.
+
+(use-modules (ice-9 match)
+ (srfi srfi-26)
+ (xapian xapian))
+
+(define (index datapath dbpath)
+ (call-with-writable-database dbpath
+ (lambda (db)
+ (for-each
+ (lambda (record)
+ (match record
+ ((description title identifier)
+ (let* ((idterm (string-append "Q" identifier))
+ (doc (make-document #:data (call-with-output-string (cut write record <>))
+ #:terms `((,idterm . 0))))
+ (term-generator (make-term-generator #:stem (make-stem "en")
+ #:document doc)))
+ (index-text! term-generator title #:prefix "S")
+ (index-text! term-generator description #:prefix "XD")
+ (index-text! term-generator title)
+ (increase-termpos! term-generator)
+ (index-text! term-generator description)
+ (replace-document! db idterm doc)))))
+ (call-with-input-file datapath read)))))
+
+(match (command-line)
+ ((_ datapath dbpath)
+ (index datapath dbpath))
+ ((program . _)
+ (format (current-error-port) "Usage: ~a DATAPATH DBPATH~%" program)))