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(defun buildbot-parse-http-header (text)
(let ((status) (fields))
(with-temp-buffer
(insert text)
(goto-char (point-min))
(re-search-forward "^HTTP.*\\([0-9]\\{3\\}\\).*$")
(setq status (match-string 1))
(while (re-search-forward "^\\(.*?\\): \\(.*\\)$" nil t)
(push (cons (intern (match-string 1)) (match-string 2)) fields)))
(list (cons 'status status) (cons 'fields fields))))
(defun buildbot-delete-http-header ()
(save-excursion
(goto-char (point-min))
(kill-region (point) (progn (re-search-forward "\r?\n\r?\n")
(point)))))
(defun buildbot-url-fetch-json (url &optional decompression with-header)
(with-current-buffer (get-buffer-create buildbot-client-buffer-name)
(goto-char (point-max))
(insert "[" (current-time-string) "] Request: " url "\n"))
(with-current-buffer (url-retrieve-synchronously url t)
(let ((header) (status) (fields))
(buildbot-delete-http-header)
(goto-char (point-min))
(setq header (buildbot-parse-http-header (car kill-ring))
status (alist-get 'status header)
fields (alist-get 'fields header))
(with-current-buffer buildbot-client-buffer-name
(insert "[" (current-time-string) "] Response: " status "\n"))
(when decompression
(call-process-region (point) (point-max) "gunzip" t t t)
(goto-char (point-min)))
(call-interactively 'delete-trailing-whitespace)
(if (string= status "200")
(unless (= (point) (point-max))
(if with-header
(list
(cons 'header fields)
(cons 'json (json-read)))
(json-read)))
(error "HTTP error: %s" (buffer-substring (point) (point-max)))))))
(defun buildbot-format-attr (attr)
(string-join (mapcar (lambda (pair)
(format "%s=%s" (car pair) (cdr pair)))
attr)
"&"))
(provide 'buildbot-utils)
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