Annotate

util/adhoc.lua @ 5877:615a0774e4cc

util.timer: Updated to use util.indexedbheap to provide a more complete API. Timers can now be stopped or rescheduled. Callbacks are now pcall'd. Adding/removing timers from within timer callbacks works better. Optional parameter can be passed when creating timer which gets passed to callback, eliminating the need for closures in various timer uses. Timers are now much more lightweight.
author Waqas Hussain <waqas20@gmail.com>
date Wed, 30 Oct 2013 17:44:42 -0400
parent 5513:755f705f126a
child 7912:2c204ba8e52e
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5513
755f705f126a util.adhoc: New util for generating common adhoc handler patterns
Florian Zeitz <florob@babelmonkeys.de>
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1 local function new_simple_form(form, result_handler)
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2 return function(self, data, state)
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3 if state then
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4 if data.action == "cancel" then
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5 return { status = "canceled" };
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6 end
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7 local fields, err = form:data(data.form);
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8 return result_handler(fields, err, data);
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9 else
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10 return { status = "executing", actions = {"next", "complete", default = "complete"}, form = form }, "executing";
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11 end
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12 end
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13 end
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14
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15 local function new_initial_data_form(form, initial_data, result_handler)
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16 return function(self, data, state)
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17 if state then
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18 if data.action == "cancel" then
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19 return { status = "canceled" };
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20 end
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21 local fields, err = form:data(data.form);
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22 return result_handler(fields, err, data);
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23 else
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24 return { status = "executing", actions = {"next", "complete", default = "complete"},
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25 form = { layout = form, values = initial_data() } }, "executing";
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26 end
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27 end
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28 end
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29
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30 return { new_simple_form = new_simple_form,
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31 new_initial_data_form = new_initial_data_form };