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separate functions for each platform, simplifies code

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svn: r8443
This commit is contained in:
Eli Barzilay 2008-01-28 09:40:28 +00:00
parent 073ca0d558
commit 3942c9d275
1 changed files with 40 additions and 34 deletions
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74
collects/net/sendurl.ss
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@ -45,43 +45,48 @@
;; send-url : str [bool] -> void
(define (send-url url-str [separate-window? separate-by-default?])
(define external (external-browser))
(define stype (force systype))
(define preferred '|? ? ?|)
(cond [(not (string? url-str))
(error 'send-url "expected a string, got ~e" url-str)]
[(procedure? (external-browser)) ((external-browser) url-str)]
[else (case stype
[(macosx) (send-url/mac url-str)]
[(windows) (send-url/win url-str)]
[(unix) (send-url/unix url-str separate-window?)]
[else (error 'send-url
"don't know how to open URL on platform: ~s"
stype)])])
(void))
(define (send-url/mac url-str)
(browser-process (format "osascript -e 'open location \"~a\"'" url-str)))
(define (send-url/win url-str)
(define (simple)
(shell-execute #f url-str "" (current-directory) 'SW_SHOWNORMAL))
(if (regexp-match #rx"#" url-str)
;; complex case: need to launch the browser directly,
;; otherwise the fragment is ignored. Use `ftype' to discover
;; the browser...
(let ([p (process "ftype htmlfile")])
(close-output-port (cadr p))
(let ([s (read-line (car p) 'return-linefeed)])
(close-input-port (car p))
(close-input-port (cadddr p))
(let ([m (regexp-match #rx"^htmlfile=(.*)" s)])
(if m
(browser-process (string-append (cadr m) " " url-str))
;; give up and use simple mode
(simple)))))
;; simple case: no fragment
(simple)))
(define (send-url/unix url-str separate-window?)
(define preferred (or (external-browser) (get-preference 'external-browser)))
(define (use-browser browser-name)
(when (eq? preferred '|? ? ?|)
(set! preferred (or external (get-preference 'external-browser))))
(and (or (not preferred) (eq? preferred browser-name))
(find-executable-path (symbol->string browser-name) #f)))
(unless (string? url-str)
(error 'send-url "expected a string, got ~e" url-str))
(cond
[(procedure? external) (external url-str)]
[(eq? stype 'macosx)
(browser-process (format "osascript -e 'open location \"~a\"'" url-str))]
[(eq? stype 'windows)
(let ([simple
(lambda ()
(shell-execute #f url-str "" (current-directory) 'SW_SHOWNORMAL))])
(if (regexp-match #rx"#" url-str)
;; complex case: need to launch the browser directly,
;; otherwise the fragment is ignored. Use `ftype' to discover
;; the browser...
(let ([p (process "ftype htmlfile")])
(close-output-port (cadr p))
(let ([s (read-line (car p) 'return-linefeed)])
(close-input-port (car p))
(close-input-port (cadddr p))
(let ([m (regexp-match #rx"^htmlfile=(.*)" s)])
(if m
(browser-process (string-append (cadr m) " " url-str))
;; give up and use simple mode
(simple)))))
;; simple case: no fragment
(simple)))]
[(not (eq? stype 'unix))
(error 'send-url "don't know how to open URL on platform: ~s" stype)]
;; unix
[(use-browser 'opera)
=> (lambda (exe)
;; opera may not return -- always open asyncronously
@ -116,8 +121,9 @@
(cdr preferred))])
(browser-process cmd))]
[else
(error 'send-url "Couldn't find a browser to open URL: ~e" url-str)])
(void))
(error 'send-url "Couldn't find a browser to open URL: ~e" url-str)]))
;; Process helpers
;; run-browser : process-proc list-of-strings -> void
(define (run-browser process*/ports args)