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Ensure only one copy by using a const declaration
This code was written before javascript had const, so it went through a bunch of gymnastics to be sure the code wasn't defined twice. This is no longer necessary
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app/assets/javascripts/blacklight_range_limit/range_limit_shared.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,84 +1,73 @@ | ||
| /** | ||
| * Global BlacklightRangeLimit module setup. | ||
| * BlacklightRangeLimit module setup. | ||
| */ | ||
| !function(global) { | ||
| 'use strict'; | ||
| 'use strict'; | ||
|
|
||
| var previousBlacklightRangeLimit = global.BlacklightRangeLimit; | ||
| const BlacklightRangeLimit = function (options) { | ||
| this.options = options || {}; | ||
| } | ||
|
|
||
| function BlacklightRangeLimit(options) { | ||
| this.options = options || {}; | ||
| } | ||
|
|
||
| BlacklightRangeLimit.display_ratio = 1/(1.618 * 2); // half a golden rectangle, why not | ||
| /* A custom event "plotDrawn.blacklight.rangeLimit" will be sent when flot plot | ||
| is (re-)drawn on screen possibly with a new size. target of event will be the DOM element | ||
| containing the plot. Used to resize slider to match. */ | ||
| BlacklightRangeLimit.redrawnEvent = "plotDrawn.blacklight.rangeLimit"; | ||
| BlacklightRangeLimit.display_ratio = 1/(1.618 * 2); // half a golden rectangle, why not | ||
| /* A custom event "plotDrawn.blacklight.rangeLimit" will be sent when flot plot | ||
| is (re-)drawn on screen possibly with a new size. target of event will be the DOM element | ||
| containing the plot. Used to resize slider to match. */ | ||
| BlacklightRangeLimit.redrawnEvent = "plotDrawn.blacklight.rangeLimit"; | ||
|
|
||
| // takes a string and parses into an integer, but throws away commas first, to avoid truncation when there is a comma | ||
| // use in place of javascript's native parseInt | ||
| BlacklightRangeLimit.parseNum = function parseNum(str) { | ||
| str = String(str).replace(/[^0-9-]/g, ''); | ||
| return parseInt(str, 10); | ||
| }; | ||
| // takes a string and parses into an integer, but throws away commas first, to avoid truncation when there is a comma | ||
| // use in place of javascript's native parseInt | ||
| BlacklightRangeLimit.parseNum = function parseNum(str) { | ||
| str = String(str).replace(/[^0-9-]/g, ''); | ||
| return parseInt(str, 10); | ||
| }; | ||
|
|
||
| BlacklightRangeLimit.form_selection = function form_selection(form, min, max) { | ||
| var begin_val = BlacklightRangeLimit.parseNum($(form).find("input.range_begin").val()); | ||
| if (isNaN(begin_val) || begin_val < min) { | ||
| begin_val = min; | ||
| } | ||
| var end_val = BlacklightRangeLimit.parseNum($(form).find("input.range_end").val()); | ||
| if (isNaN(end_val) || end_val > max) { | ||
| end_val = max; | ||
| } | ||
|
|
||
| return BlacklightRangeLimit.normalized_selection(begin_val, end_val); | ||
| BlacklightRangeLimit.form_selection = function form_selection(form, min, max) { | ||
| var begin_val = BlacklightRangeLimit.parseNum($(form).find("input.range_begin").val()); | ||
| if (isNaN(begin_val) || begin_val < min) { | ||
| begin_val = min; | ||
| } | ||
|
|
||
| // Add AJAX fetched range facets if needed, and add a chart to em | ||
| BlacklightRangeLimit.checkForNeededFacetsToFetch = function checkForNeededFacetsToFetch() { | ||
| $(".range_limit .profile .distribution a.load_distribution").each(function() { | ||
| var container = $(this).parent('div.distribution'); | ||
|
|
||
| $(container).load($(this).attr('href'), function(response, status) { | ||
| if ($(container).hasClass("chart_js") && status == "success" ) { | ||
| BlacklightRangeLimit.turnIntoPlot(container); | ||
| } | ||
| }); | ||
| }); | ||
| var end_val = BlacklightRangeLimit.parseNum($(form).find("input.range_end").val()); | ||
| if (isNaN(end_val) || end_val > max) { | ||
| end_val = max; | ||
| } | ||
|
|
||
| BlacklightRangeLimit.function_for_find_segment = function function_for_find_segment(pointer_lookup_arr) { | ||
| return function(x_coord) { | ||
| for (var i = pointer_lookup_arr.length-1 ; i >= 0 ; i--) { | ||
| var hash = pointer_lookup_arr[i]; | ||
| if (x_coord >= hash.from) | ||
| return hash; | ||
| } | ||
| return pointer_lookup_arr[0]; | ||
| }; | ||
| } | ||
|
|
||
| // Send endpoint to endpoint+0.99999 to have display | ||
| // more closely approximate limiting behavior esp | ||
| // at small resolutions. (Since we search on whole numbers, | ||
| // inclusive, but flot chart is decimal.) | ||
| BlacklightRangeLimit.normalized_selection = function normalized_selection(min, max) { | ||
| max += 0.99999; | ||
| return BlacklightRangeLimit.normalized_selection(begin_val, end_val); | ||
| } | ||
|
|
||
| return {xaxis: { 'from':min, 'to':max}} | ||
| } | ||
| // Add AJAX fetched range facets if needed, and add a chart to em | ||
| BlacklightRangeLimit.checkForNeededFacetsToFetch = function checkForNeededFacetsToFetch() { | ||
| $(".range_limit .profile .distribution a.load_distribution").each(function() { | ||
| var container = $(this).parent('div.distribution'); | ||
|
|
||
| // Check if Flot is loaded | ||
| BlacklightRangeLimit.domDependenciesMet = function domDependenciesMet() { | ||
| return typeof $.plot != "undefined" | ||
| } | ||
| $(container).load($(this).attr('href'), function(response, status) { | ||
| if ($(container).hasClass("chart_js") && status == "success" ) { | ||
| BlacklightRangeLimit.turnIntoPlot(container); | ||
| } | ||
| }); | ||
| }); | ||
| } | ||
|
|
||
| BlacklightRangeLimit.noConflict = function noConflict() { | ||
| global.BlacklightRangeLimit = previousBlacklightRangeLimit; | ||
| return BlacklightRangeLimit; | ||
| BlacklightRangeLimit.function_for_find_segment = function function_for_find_segment(pointer_lookup_arr) { | ||
| return function(x_coord) { | ||
| for (var i = pointer_lookup_arr.length-1 ; i >= 0 ; i--) { | ||
| var hash = pointer_lookup_arr[i]; | ||
| if (x_coord >= hash.from) | ||
| return hash; | ||
| } | ||
| return pointer_lookup_arr[0]; | ||
| }; | ||
| } | ||
|
|
||
| // Send endpoint to endpoint+0.99999 to have display | ||
| // more closely approximate limiting behavior esp | ||
| // at small resolutions. (Since we search on whole numbers, | ||
| // inclusive, but flot chart is decimal.) | ||
| BlacklightRangeLimit.normalized_selection = function normalized_selection(min, max) { | ||
| max += 0.99999; | ||
|
|
||
| return {xaxis: { 'from':min, 'to':max}} | ||
| } | ||
|
|
||
| global.BlacklightRangeLimit = BlacklightRangeLimit; | ||
| }(this); | ||
| // Check if Flot is loaded | ||
| BlacklightRangeLimit.domDependenciesMet = function domDependenciesMet() { | ||
| return typeof $.plot != "undefined" | ||
| } |