Emacs: Retrieve a page from cricinfo and extract the score from the title

live-cricket-score.el

(require 'deferred)
(require 'request)
(require 'request-deferred)

(defun extract-title ()
  (goto-char (point-min))
  (let* ((start-string "<title>")
         (end-string "</title>")
         (start (search-forward start-string))
         (end (- (search-forward end-string) (length end-string))))
    (buffer-substring start end)))

(defun parse-title (title)
  (cl-labels ((m (n) (match-string-no-properties n title))
              (c (s n) (cons s (m n)))
              (fields (syms) (cl-mapcar #'c syms (number-sequence 1 100))))
    (cond
     ((string-match "\\(.+\\) \\([[:digit:]]+\\)/?\\([[:digit:]]+\\)? (\\([[:digit:]]+\\)\\.\\([[:digit:]]+\\) ov\\(?:, \\([^,]+\\) \\([[:digit:]]+\\)\\(\\*\\)\\)\\(?:, \\([^,]+\\) \\([[:digit:]]+\\)\\(\\*\\)\\)?, \\([^)]+\\) \\([[:digit:]]+\\)/\\([[:digit:]]+\\))" title)
      (fields
       '(team runs wickets overs in-over
              bats1 bats1-runs bats1-no
              bats2 bats2-runs bats2-no
              bowler bowler-wickets bowler-runs))))))

(defun fetch-match-score (url)
  (deferred:$
    (request-deferred url
                      :parser #'extract-title)
    (deferred:nextc it #'request-response-data)
    (deferred:nextc it #'parse-title))))


(setq u "http://www.espncricinfo.com/the-ashes-2013-14/engine/current/match/636166.html")

(deferred:sync! (fetch-match-score u))


"Eng 25/3 (5.0 ov, JE Root 1*, GJ Maxwell 1/6) | Live Scorecard | ESPN Cricinfo"
"Eng 75/4 (11.0 ov, JC Buttler 6*, EJG Morgan 31*, GJ Maxwell 2/31) | Live Scorecard | ESPN Cricinfo"
"Eng 100/8 (15.1 ov, CJ Jordan 0*, SCJ Broad 2*, NM Coulter-Nile 2/17) | Live Scorecard | ESPN Cricinfo"
"Eng 104/8 (16.0 ov, SCJ Broad 2*, CJ Jordan 4*, NM Coulter-Nile 2/21) | Live Scorecard | ESPN Cricinfo"
"Eng 110/9 (16.6 ov, JW Dernbach 1*, CJ Jordan 9*, JM Muirhead 2/13) | Live Scorecard | ESPN Cricinfo"
"Eng 111 (17.2 ov, CJ Jordan 10*, MA Starc 1/8) - Match over | Live Scorecard | ESPN Cricinfo"


"Ind 41/0 (14.0 ov, M Vijay 19*, S Dhawan 16*, SET Friday 0/17) - Stumps | Live Scorecard | ESPN Cricinfo"

((team . "Ind") (runs . "41") (wickets . "0") (overs . "14") (in-over . "0") (bats1 . "M Vijay") (bats1-runs . "19") (bats1-no . "*") (bats2 . "S Dhawan") (bats2-runs . "16") (bats2-no . "*") (bowler . "SET Friday") (bowler-wickets . "0") (bowler-runs . "17"))

((team . "AusWn") (runs . "102") (wickets . "3") (overs . "18") (in-over . "3") (bats1 . "AJ Blackwell") (bats1-runs . "10") (bats1-no . "*") (bats2 . "EJ Villani") (bats2-runs . "36") (bats2-no . "*") (bowler . "CM Edwards") (bowler-wickets . "0") (bowler-runs . "10"))

"AusWn 102/3 (18.3 ov, AJ Blackwell 10*, EJ Villani 36*, CM Edwards 0/10) - Match over | Live Scorecard | ESPN Cricinfo"

Works with live scorecard pages I've tried, not so great on e.g. domestic matches in Bangladesh where the title doesn't contain the score...

http://www.espncricinfo.com/ci/engine/current/match/scores/live.html

cleaned up at https://github.com/mrc/live-cricket