Add per-dimensionality defaults #13

.gitignore

@@ -1,3 +1,5 @@
+.cache
+
 # Python snippets from gitignore on github
 
 *.py[co]

README.md

@@ -6,14 +6,18 @@ Convert between different units offline in [Alfred 2 & 3][alfred].
 
 ![][demo]
 
-Alfred-Convert uses a [built-in library][pintdocs] for lightning fast conversions.
+Alfred-Convert uses a [built-in library][pintdocs] for lightning-fast conversions.
 
 You can also add your own custom units.
 
 **Note:** Currency conversions do require occasional Internet connectivity to update exchange rates. Alfred-Convert will otherwise work just fine without an Internet connection.
 
 - [Downloading](#downloading)
 - [Usage](#usage)
+    - [Conversions](#conversions)
+    - [Configuration](#configuration)
+    - [Active currencies](#active-currencies)
+    - [Custom units](#custom-units)
 - [Supported units](#supported-units)
     - [Supported currencies](#supported-currencies)
     - [Adding custom units](#adding-custom-units)
@@ -24,16 +28,35 @@ You can also add your own custom units.
 Downloading
 -----------
 
-Download from [GitHub][ghreleases] or [Packal.org][packal].
+Download from [GitHub releases][ghreleases].
+
+**Note**: Version 3.0 and above only supports Alfred 3. If you're still using Alfred 2, please download [v2.6][v2.6].
 
 
 Usage
 -----
 
+- `conv <quantity> <from unit> [<to unit>]` — Perform a conversion
+    - `↩` or `⌘C` — Copy the result to the pasteboard
+    - `⌘↩` — Add/remove destination unit as default for this dimensionality
+    - `⌘L` — Show result in Alfred's Large Type window
+- `convinfo` — View help file and information about the workflow, or edit custom units and active currencies
+    - `View Help File` — Open this page in your browser
+    - `View All Supported Currencies` — View/filter the list of all supported currencies in Alfred
+    - `Edit Active Currencies` — Edit the list of active currencies in your default text editor
+    - `Edit Custom Units` — Edit the list of custom currencies in your default text editor
+
 
 ### Conversions ###
 
-The syntax is simple: the quantity, the unit you want to convert from then the unit you want to convert to. For example:
+- `conv <quantity> <from unit> [<to unit>]` — Perform a conversion
+    - `↩` or `⌘C` — Copy the result to the pasteboard
+    - `⌘↩` — Add/remove destination unit as default for this dimensionality
+    - `⌘L` — Show result in Alfred's Large Type window
+
+If no destination unit is specified, any defaults you've saved will be used (that aren't the same as the source unit).
+
+The syntax is simple: the quantity, the unit you want to convert from then (optionally) the unit you want to convert to. For example:
 
 - `conv 128 mph kph`
 - `conv 72in cm`
@@ -46,13 +69,38 @@ It doesn't matter if there is a space between the quantity and the units or not.
 Actioning an item (selecting it and hitting `↩`) will copy it to the clipboard. Using `⌘+L` will display the result in Alfred's large text window, `⌘+C` will copy the selected result to the clipboard.
 
 
-### Settings ###
+### Configuration ###
+
+The workflow is configured via the configuration sheet (`[𝓍]`) in Alfred Preferences and via a couple of text files in its data directory.
+
+
+#### Configuration sheet ####
+
+Basic configuration is performed in the configuration sheet:
+
+|         Option        |                                           Meaning                                            |
+|-----------------------|----------------------------------------------------------------------------------------------|
+| `COPY_UNIT`           | Include unit when copying conversion result. Any value but `0` or empty turns this option on |
+| `DECIMAL_PLACES`      | Number of decimal places to show in results                                                  |
+| `DECIMAL_SEPARATOR`   | Character to separate whole numbers and decimal fractions                                    |
+| `THOUSANDS_SEPARATOR` | Character to delimit thousands                                                               |
+| `UPDATE_INTERVAL`     | How often (in minutes) to update currency exchange rates                                     |
+
+
+#### Active currencies ####
+
+By default, all supported fiat currencies and a handful of the most popular cryptocurrencies are active.
+
+- `convinfo`
+    - `View All Supported Currencies`
+    - `Edit Active Currencies`
+
+Use `Edit Active Currencies` to open the list of active currencies in your default editor. Add the symbol for the currency you'd like to activate on a new line in this file.
 
-Use `convinfo` to view the built-in help file, view/search the list of
-supported currencies, change the number of decimal places shown in conversions, or edit your custom units.
+You can use `View All Supported Currencies` to search for the currency you'd like to activate, then use `⌘C` on the result to copy the symbol to the pasteboard.
 
 
-### Custom units ###
+#### Custom units ####
 
 See [Adding custom units](#adding-custom-units).
 
@@ -62,14 +110,14 @@ Supported units
 
 Currently, Alfred-Convert only supports [the units][pintunits] understood by the underlying [Pint][pintdocs] library plus [currencies](#supported-currencies) and a handful of additional units.
 
-You can [your own custom units](#adding-custom-units) to the workflow. If you think they'd be useful to everyone, please create a corresponding [GitHub issue][ghissues] to request addition as a default unit or submit a [pull request][ghpulls].
+You can [add your own custom units](#adding-custom-units) to the workflow. If you think they'd be useful to everyone, please create a corresponding [GitHub issue][ghissues] to request addition as a default unit or submit a [pull request][ghpulls].
 
 
 ### Supported currencies ###
 
 To convert, use the appropriate **abbreviation** for the relevant currencies, e.g. `conv 100 eur gbp`.
 
-You can also view (and search) the list from within Alfred by using the keyword `convinfo` and choosing `View Supported Currencies`.
+You can also view (and search) the list from within Alfred by using the keyword `convinfo` and choosing `View All Supported Currencies`.
 
 [All supported currencies](./docs/currencies.md).
 
@@ -90,7 +138,7 @@ See [CHANGELOG][changelog] for more information.
 
 |   Release   |      Date      |
 |-------------|----------------|
-| [3.0][v3.0] |                |
+| [3.0][v3.0] | 2017-07-16     |
 | [2.6][v2.6] | 2017-06-15     |
 | [2.5][v2.5] | 2015-12-11     |
 | [2.4][v2.4] | 2015-11-28     |
@@ -110,7 +158,7 @@ Thanks, copyright, licensing
 - Exchange rates are downloaded from [Yahoo! Finance][yahoo-finance] and [CryptoCompare][cryptocompare] (for cryptocurrencies).
 - The [Alfred-Workflow][alfred-workflow] library is used heavily.
 
-All other code/media are released under the [MIT Licence](http://opensource.org/licenses/MIT).
+All other code/media are released under the [MIT Licence][mit].
 
 
 [alfred-workflow]: http://www.deanishe.net/alfred-workflow/
@@ -121,7 +169,7 @@ All other code/media are released under the [MIT Licence](http://opensource.org/
 [ghissues]: https://github.com/deanishe/alfred-convert/issues
 [ghpulls]: https://github.com/deanishe/alfred-convert/pulls
 [ghreleases]: https://github.com/deanishe/alfred-convert/releases
-[packal]: http://www.packal.org/workflow/convert
+[mit]: http://opensource.org/licenses/MIT
 [pintdocs]: http://pint.readthedocs.org/en/latest/index.html
 [pinthowto]: http://pint.readthedocs.org/en/latest/defining.html
 [pintrepo]: https://github.com/hgrecco/pint