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asteroid
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Partial Revert "refactor: Implement Lispy improvements - templates, strings, and error handling" 

This reverts commit 5882141cfa.
This commit is contained in:
Luis Pereira 2025-11-07 21:46:52 +00:00 committed by Brian O'Reilly
parent d9f2ac58fc
commit 2fa72117cd
1 changed files with 29 additions and 21 deletions
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50
frontend-partials.lisp
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@ -1,6 +1,11 @@
^(in-package :asteroid)
(in-package :asteroid)
(defun icecast-now-playing (icecast-base-url)
"Fetch now-playing information from Icecast server.
ICECAST-BASE-URL - Base URL of the Icecast server (e.g. http://localhost:8000)
Returns a plist with :listenurl, :title, and :listeners, or NIL on error."
(let* ((icecast-url (format nil "~a/admin/stats.xml" icecast-base-url))
(response (drakma:http-request icecast-url
:want-stream nil
@ -9,29 +14,32 @@
(let ((xml-string (if (stringp response)
response
(babel:octets-to-string response :encoding :utf-8))))
;; Simple XML parsing to extract source information
;; Look for <source mount="/asteroid.mp3"> sections and extract title, listeners, etc.
(multiple-value-bind (match-start match-end)
(cl-ppcre:scan "<source mount=\"/asteroid\\.mp3\">" xml-string)
(if match-start
(let* ((source-section (subseq xml-string match-start
(or (cl-ppcre:scan "</source>" xml-string :start match-start)
(length xml-string))))
(titlep (cl-ppcre:all-matches "<title>" source-section))
(listenersp (cl-ppcre:all-matches "<listeners>" source-section))
(title (if titlep (cl-ppcre:regex-replace-all ".*<title>(.*?)</title>.*" source-section "\\1") "Unknown"))
(listeners (if listenersp (cl-ppcre:regex-replace-all ".*<listeners>(.*?)</listeners>.*" source-section "\\1") "0")))
`((:listenurl . ,(format nil "~a/asteroid.mp3" *stream-base-url*))
(:title . ,title)
(:listeners . ,(parse-integer listeners :junk-allowed t))))
`((:listenurl . ,(format nil "~a/asteroid.mp3" *stream-base-url*))
(:title . "Unknown")
(:listeners . "Unknown"))))))))
;; Extract total listener count from root <listeners> tag (sums all mount points)
;; Extract title from asteroid.mp3 mount point
(let* ((total-listeners (multiple-value-bind (match groups)
(cl-ppcre:scan-to-strings "<listeners>(\\d+)</listeners>" xml-string)
(if (and match groups)
(parse-integer (aref groups 0) :junk-allowed t)
0)))
;; Get title from asteroid.mp3 mount point
(mount-start (cl-ppcre:scan "<source mount=\"/asteroid\\.mp3\">" xml-string))
(title (if mount-start
(let* ((source-section (subseq xml-string mount-start
(or (cl-ppcre:scan "</source>" xml-string :start mount-start)
(length xml-string)))))
(multiple-value-bind (match groups)
(cl-ppcre:scan-to-strings "<title>(.*?)</title>" source-section)
(if (and match groups)
(aref groups 0)
"Unknown")))
"Unknown")))
`((:listenurl . ,(format nil "~a/asteroid.mp3" *stream-base-url*))
(:title . ,title)
(:listeners . ,total-listeners)))))))
(define-api asteroid/partial/now-playing () ()
"Get Partial HTML with live status from Icecast server"
(handler-case
(with-error-handling
(let ((now-playing-stats (icecast-now-playing *stream-base-url*)))
(if now-playing-stats
(progn