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Add option for selecting the unit system #10

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Add option for selecting the unit system #10

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b68f6ab
Add variable wttrin-unit-system to append ?m or ?u to wttr.in url for…
RJTK Sep 15, 2018
1861087
Changed default for unit system variable.
RJTK Sep 15, 2018
6f7556c
Updated readme
RJTK Sep 15, 2018
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6 changes: 6 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,12 @@ You can also specify default HTTP request Header for Accept-Language:
(setq wttrin-default-accept-language '("Accept-Language" . "zh-TW"))
```

As well as the unit system, "m" for metric and "u" for USCS/imperial (the default is to choose based on your location):

```elisp
(setq wttrin-unit-system "m")
```

Then run `M-x wttrin` to get the information.

When the weather is displayed you can press `q` to quit the buffer or `g` to query for another city.
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14 changes: 13 additions & 1 deletion wttrin.el
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Expand Up @@ -33,13 +33,25 @@
:type '(list)
)

(defcustom wttrin-unit-system nil
"Specify the units. use 'm' for 'metric', 'u' for 'USCS, or
nil for location based units (the default)."
:group 'wttrin
:type 'string
)

(defun wttrin-additional-url-params ()
"Concatenate any extra stuff into the URL here."
(concat "?" wttrin-unit-system)
)

(defun wttrin-fetch-raw-string (query)
"Get the weather information based on your QUERY."
(let ((url-request-extra-headers '(("User-Agent" . "curl"))))
(add-to-list 'url-request-extra-headers wttrin-default-accept-language)
(with-current-buffer
(url-retrieve-synchronously
(concat "http://wttr.in/" query)
(concat "http://wttr.in/" query (wttrin-additional-url-params))
(lambda (status) (switch-to-buffer (current-buffer))))
(decode-coding-string (buffer-string) 'utf-8))))

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