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(define-module (tekuti projects)
#:use-module ((tekuti config) #:select (*projects-dir* *git-dir*))
#:use-module ((tekuti page) #:select (page-not-found))
#:use-module (ice-9 ftw)
#:use-module (ice-9 match)
#:use-module (ice-9 popen)
#:use-module (ice-9 rdelim)
#:use-module (tekuti git)
#:use-module (tekuti match-bind)
#:use-module (tekuti page-helpers)
#:use-module (tekuti util)
#:use-module (web request)
#:use-module (web uri)
#:export (page-projects page-project))
(define remove-stat
(match-lambda
((name stat)
name)
((name stat children ...)
(list name (map remove-stat children)))))
(define (list-projects)
(remove-stat
(file-system-tree
*projects-dir*
(lambda (name stat)
(not (file-exists? (string-append name "/config")))))))
(define (project-description project)
(let ((dfile-name
(string-append project "/description")))
(if (file-exists? dfile-name)
(with-input-from-file dfile-name
(lambda ()
(read-line)))
"Unknown")))
(define (remove-suffix str suffix)
(let ((pos (string-contains str suffix)))
(if pos
(substring str 0 pos)
str)))
(define (project-url prefix name)
(uri-encode
(string-append prefix (if (string-null? prefix) "" "/") name)))
(define* (last-update #:optional (git-dir *git-dir*))
(let lp ((lines (string-split
(git "--git-dir" (expanduser git-dir)
"rev-list" "--pretty=format:%ar" "-n" "1" "HEAD")
#\newline))
(ret '()))
(if (or (null? lines)
(and (null? (cdr lines)) (string-null? (car lines))))
ret
(lp (cddr lines)
(cadr lines)))))
(define (project->row dir project prefix)
(let ((project-dir (string-append dir "/" project))
(project-name (remove-suffix project ".git")))
`(tr
(td (@ (class "span3"))
(a (@ (href ,(project-url prefix project-name)))
,project-name))
(td (@ (class "span6")) ,(project-description project-dir))
(td (@ (class "span2")) ,(last-update project-dir))
(td (@ (class "span1")) ""))))
(define (project-list->table top-dir list lvl prefix)
(let ((head (car list))
(body (cadr list)))
`((,(string->symbol (string-append "h" (number->string lvl))) ,head)
(table
(@ (class "table table-condensed table-striped"))
(thead
(tr
(th "Name")
(th "Description")
(th "Last update")
(th "")))
(tbody
,@(map (lambda (elt)
(project->row top-dir elt prefix))
(filter (lambda (elt)
(and (string? elt)
(access? (string-append top-dir "/" elt) R_OK)))
body))))
,@(map (lambda (elt) (project-list->table
(string-append top-dir (car elt)) elt (1+ lvl)
(string-append prefix (car elt))))
(filter
(lambda (elt)
(and (list? elt)
(access? (string-append top-dir (car elt)) X_OK)))
body)))))
(define (page-projects request body index)
(respond (project-list->table *projects-dir* (list-projects) 1 "")
#:extra-headers '((pragma . (no-cache (broccoli . "tastyy"))))))
(define (project-pages-menu request project page)
(let ((page-list '("summary" "refs" "log" "tree" "commit" "diff"
"stats" "about")))
`((div (@ (class "navbar"))
(div (@ (class "navbar-inner"))
(a (@ (class "brand") (href ".")) ,project)
(ul (@ (class "nav"))
,@(map
(lambda (elm)
`(li (@ (class ,(if (string= page elm)
"active"
"")))
,(rellink `("projects" ,project ,elm)
(string-capitalize elm))))
page-list)))))))
(define* (latest-commits rev n #:optional (git-dir *git-dir*))
(let lp ((lines (string-split
(git "--git-dir" (expanduser git-dir)
"rev-list" "--pretty=format:%ar\t%s\t%an"
"-n" (number->string n) rev) #\newline))
(ret '()))
(if (or (null? lines)
(and (null? (cdr lines)) (string-null? (car lines))))
(reverse ret)
(lp (cddr lines)
(let ((line (cadr lines)))
(match-bind
"^([^\t]+)\t([^\t]+)\t(.*)$" line (_ sha1 subject author)
(cons `(,sha1 ,subject ,author) ret)
(error "bad line" line)))))))
(define (page-project request body index project page)
(let ((project-dir (string-append *projects-dir* project ".git"))
(page (or page "summary")))
(if (file-exists? project-dir)
(respond
`(,(project-pages-menu request project page)
(p "Goto: "
(a (@ (href "http://code.ryuslash.org/cgit.cgi/"
,project "/" ,page))
"cgit " ,page))
,@(case (string->symbol page)
((summary)
`((h2 "Last 10 commits")
(table
(@ (class "table table-condensed table-striped"))
(tr
(th "Time")
(th "Subject")
(th "Author"))
,@(map (lambda (elm)
`(tr
(td ,(car elm))
(td ,(cadr elm))
(td ,(caddr elm))))
(latest-commits "HEAD" 10 project-dir)))))
(else '()))))
(page-not-found request body index))))
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