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| author | 2012-12-29 16:54:16 +0100 | |
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| committer | 2012-12-29 16:54:16 +0100 | |
| commit | b46793938598358a9ab5249bd97e8999d5ac67e6 (patch) | |
| tree | 3461b18599341fd3be19b0c094d6a62775478b88 /src/linkwave.scm | |
| parent | f379783d28e73b4613852fca58e0af3f8ea6ab87 (diff) | |
| download | markam-b46793938598358a9ab5249bd97e8999d5ac67e6.tar.gz markam-b46793938598358a9ab5249bd97e8999d5ac67e6.zip | |
Rename linkwave to markam
Diffstat (limited to 'src/linkwave.scm')
| -rw-r--r-- | src/linkwave.scm | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/src/linkwave.scm b/src/linkwave.scm deleted file mode 100644 index a84e3ee..0000000 --- a/src/linkwave.scm +++ /dev/null @@ -1,117 +0,0 @@ -;;; linkwave -- Store/retrieve/manage bookmarks -;; Copyright (C) 2012 Tom Willemsen <tom at ryuslash dot org> - -;; This program 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 3 of the License, or -;; (at your option) any later version. - -;; This program 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 this program. If not, see <http://www.gnu.org/licenses/>. - -;;; Commentary: - -;; The main program. For documentation you should consult the -;; README.org and/or any Texinfo documentation provided. - -;;; Code: - -(declare (uses paths - common)) - -(require-extension sqlite3) -(require-library posix srfi-4) - -(define version "0.1.0") - -(: string-no-null (string -> string)) -(define (string-no-null str) - ;; If STR contains a \0 byte at the end, remove it, otherwise return - ;; STR unchanged. - (if (and (> (string-length str) 0) - (char=? (string-ref str (- (string-length str) 1)) #\nul)) - (substring str 0 (- (string-length str) 1)) - str)) - -(: print-row (string fixnum string string -> void)) -(define (print-row url seconds name description) - ;; Print URL, SECONDS, NAME and DESCRIPTION to the standard output - ;; stream. - (format #t "~a~% ~a~% ~a~% ~a~%~%" (string-no-null name) (string-no-null description) - (string-no-null url) (seconds->string seconds))) - -(define (add-tag db name) - ;; Add NAME to the `tag' table in DB. - (execute db "INSERT INTO tag VALUES (?)" name) - (last-insert-rowid db)) - -(define (add-bookmark db url name description tags) - ;; Add a bookmark to the `bookmark' table in DB. URL is the url of - ;; the bookmark, NAME the title, DESCRIPTION a (possibly longer) - ;; description of the bookmark and TAGS is a list of tags to assign - ;; to it. Each tag will be created if necessary. - (execute db "INSERT INTO bookmark VALUES (?, STRFTIME('%s'), ?, ?)" - url name description) - (let ((bookmark-id (last-insert-rowid db))) - (for-each (lambda (tag) - (let ((tag-id '())) - (condition-case - (set! tag-id (first-result db "SELECT rowid FROM tag WHERE name = ?" tag)) - (exn (exn sqlite3) - (if (eq? (get-condition-property exn 'sqlite3 'status) 'done) - (set! tag-id (add-tag db tag)) - (signal exn)))) - (execute db "INSERT INTO bookmark_tag VALUES (?, ?)" - bookmark-id tag-id))) - tags))) - -(define (url-string? str) - ;; Is STR a URL? Very naïve, assumes all URLs begin with either - ;; `http://' or `https://', should be improved. - (and (> (string-length str) 7) - (or (string= (substring str 0 7) "http://") - (string= (substring str 0 8) "https://")))) - -(define (display-help) - ;; Display linkwave's help message. - (format #t (string-append - "Usage: linkwave [options]...~%" - " linkwave <url> <name> <description> [<tag>...]~%" - "~%" - "Possible options:~%" - "~%" - "--help, -h Display this help and exit~%" - "--version, -v Output version information and exit~%"))) - -(define (main args) - ;; Open a database connection, do what the user asked and close it - ;; again. - (let ((db (open-database (data-file "linkwave.db")))) - (if (null? args) - (for-each-row print-row db "select * from bookmark") - (if (url-string? (car args)) - (with-transaction - db (lambda () (add-bookmark db (car args) (cadr args) (caddr args) (cdddr args)) #t)) - ;; If the first argument is not a URL, loop through all - ;; arguments and proceed accordingly. - (do ((arg (car args) (and (not (null? args)) - (car args)))) - ((or (null? arg) (not arg))) - (cond - ((or (string= arg "-v") (string= arg "--version")) - (display-version) - (exit 0)) - ((or (string= arg "-h") (string= arg "--help")) - (display-help) - (exit 0)) - (else - (format #t "Unrecognized option: ~a~%" (car args)))) - (set! args (cdr args))))) - (finalize! db #t))) - -(main (command-line-arguments)) |
