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103 lines
9.7 KiB
JavaScript
103 lines
9.7 KiB
JavaScript
/*! Widget: math - updated 10/31/2015 (v2.24.0) */
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/*
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* Requires tablesorter v2.16+ and jQuery 1.7+
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* by Rob Garrison
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*/
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/*jshint browser:true, jquery:true, unused:false */
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/*global jQuery: false */
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!function(a){"use strict";var b=a.tablesorter,c={error:{0:"Infinity result: Divide by zero",1:"Need more than one element to make this calculation",undef:"No elements found"},
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// value returned when calculation is not possible, e.g. no values, dividing by zero, etc.
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invalid:function(a,b,d){
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// name = function returning invalid results
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// errorIndex = math.error index with an explanation of the error
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return console.log(b,c.error[d]),a&&a.widgetOptions.math_none||"none"},events:"tablesorter-initialized update updateAll updateRows addRows updateCell filterReset filterEnd ".split(" ").join(".tsmath "),processText:function(a,c){var d=c.attr(a.textAttribute);
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// isNaN('') => false
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return"undefined"==typeof d&&(d=c[0].textContent||c.text()),d=b.formatFloat(d.replace(/[^\w,. \-()]/g,""),a.table)||0,isNaN(d)?0:d},
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// get all of the row numerical values in an arry
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getRow:function(b,d){var e=b.widgetOptions,f=[],g=d.closest("tr"),h=g.children().not("["+e.math_dataAttrib+"=ignore]");return g.hasClass(e.filter_filteredRow||"filtered")||(e.math_ignore.length&&(h=h.not("[data-column="+e.math_ignore.join("],[data-column=")+"]")),f=h.not(d).map(function(){return c.processText(b,a(this))}).get()),f},
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// get all of the column numerical values in an arry
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getColumn:function(a,b,d){var e,f,g,h,i,j=[],k=a.widgetOptions,l=k.math_dataAttrib,m=k.filter_filteredRow||"filtered",n=parseInt(b.attr("data-column"),10),o=a.$table.children("tbody").children(),p=b.closest("tr");
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// make sure tfoot rows are AFTER the tbody rows
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// $rows.add( c.$table.children( 'tfoot' ).children() );
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if("above"===d)for(g=o.index(p),e=g;e>=0;)f=o.eq(e).children().filter("[data-column="+n+"]"),i=f.filter("["+l+"^=above]").length,(!o.eq(e).hasClass(m)&&o.eq(e).not("["+l+"=ignore]").length&&e!==g||i&&e!==g)&&(i?e=0:f.length&&j.push(c.processText(a,f))),e--;else if("below"===d)
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// index + 1 to ignore starting node
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for(g=o.length,e=o.index(p)+1;g>e&&(f=o.eq(e).children().filter("[data-column="+n+"]"),!f.filter("["+l+"^=below]").length);e++)!o.eq(e).hasClass(m)&&o.eq(e).not("["+l+"=ignore]").length&&f.length&&j.push(c.processText(a,f));else for(h=o.not("["+l+"=ignore]"),g=h.length,e=0;g>e;e++)f=h.eq(e).children().filter("[data-column="+n+"]"),h.eq(e).hasClass(m)||!f.not("["+l+"^=above],["+l+"^=below],["+l+"^=col]").length||f.is(b)||j.push(c.processText(a,f));return j},
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// get all of the column numerical values in an arry
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getAll:function(b){var d,e,f,g,h,i,j,k,l=[],m=b.widgetOptions,n=m.math_dataAttrib,o=m.filter_filteredRow||"filtered",p=b.$table.children("tbody").children().not("["+n+"=ignore]");for(h=p.length,g=0;h>g;g++)if(f=p.eq(g),!f.hasClass(o))
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// $row.children().each(function(){
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for(i=f.children().not("["+n+"=ignore]"),k=i.length,j=0;k>j;j++)d=i.eq(j),e=parseInt(d.attr("data-column"),10),!d.filter("["+n+"]").length&&a.inArray(e,m.math_ignore)<0&&l.push(c.processText(b,d));return l},setColumnIndexes:function(c){c.$table.after('<div id="_tablesorter_table_placeholder"></div>');
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// detach table from DOM to speed up column indexing
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var d=c.$table.detach();b.computeColumnIndex(d.children("tbody").children()),a("#_tablesorter_table_placeholder").after(d).remove()},recalculate:function(a,d,e){if(a&&(!d.math_isUpdating||e)){var f,g,h;a.debug&&(f=new Date),
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// add data-column attributes to all table cells
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e&&c.setColumnIndexes(a),
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// data-attribute name (defaults to data-math)
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d.math_dataAttrib="data-"+(d.math_data||"math"),
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// all non-info tbody cells
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g=d.math_dataAttrib,h=a.$tbodies.find("["+g+"]"),c.mathType(a,h,d.math_priority),
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// only info tbody cells
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h=a.$table.children("."+a.cssInfoBlock+", tfoot").find("["+g+"]"),c.mathType(a,h,d.math_priority),
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// find the 'all' total
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h=a.$table.find("["+g+"^=all]"),c.mathType(a,h,["all"]),d.math_isUpdating=!0,a.debug&&console[console.group?"group":"log"]("Math widget triggering an update after recalculation"),
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// update internal cache
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b.update(a),a.debug&&console.log("Math widget update completed"+b.benchmark(f))}},mathType:function(d,e,f){if(e.length){var g,h,i,j,k,l,m,n,o=d.widgetOptions,p=o.math_dataAttrib,q=b.equations;"all"===f[0]&&(
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// no need to get all cells more than once
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k=c.getAll(d)),d.debug&&console[console.group?"group":"log"]("Tablesorter Math widget recalculation"),
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// $.each is okay here... only 4 priorities
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a.each(f,function(a,b){if(l=e.filter("["+p+"^="+b+"]"),n=l.length){for(d.debug&&console[console.group?"group":"log"](b),m=0;n>m;m++)i=l.eq(m),i.parent().hasClass(o.filter_filteredRow||"filtered")||(g=(i.attr(p)||"").replace(b+"-",""),j="row"===b?c.getRow(d,i):"all"===b?k:c.getColumn(d,i,b),q[g]&&(j.length?(h=q[g](j,d),d.debug&&console.log(i.attr(p),j,"=",h)):h=c.invalid(d,g,"mean"===g?0:"undef"),c.output(i,o,h,j)));d.debug&&console.groupEnd&&console.groupEnd()}}),d.debug&&console.groupEnd&&console.groupEnd()}},output:function(a,c,d,e){
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// get mask from cell data-attribute: data-math-mask="#,##0.00"
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var f=a.attr("data-"+c.math_data+"-mask")||c.math_mask,g=b.formatMask(f,d,c.math_wrapPrefix,c.math_wrapSuffix);"function"==typeof c.math_complete&&(g=c.math_complete(a,c,g,d,e)),g!==!1&&a.html(g)}};
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// Modified from https://code.google.com/p/javascript-number-formatter/
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/**
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* @preserve IntegraXor Web SCADA - JavaScript Number Formatter
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* http:// www.integraxor.com/
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* author: KPL, KHL
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* (c)2011 ecava
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* Dual licensed under the MIT or GPL Version 2 licenses.
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*/
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b.formatMask=function(a,b,c,d){if(!a||isNaN(+b))return b;var e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t="",
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// find prefix/suffix
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u=a.length,v=a.search(/[0-9\-\+#]/),w=v>0?a.substring(0,v):"",x=w;if(v>0&&c&&(x=/\{content\}/.test(c||"")?(c||"").replace(/\{content\}/g,w||""):(c||"")+w),s=a.split("").reverse().join(""),r=s.search(/[0-9\-\+#]/),q=u-r,q+="."===a.substring(q,q+1)?1:0,w=r>0?a.substring(q,u):"",t=w,""!==w&&d&&(t=/\{content\}/.test(d||"")?(d||"").replace(/\{content\}/g,w||""):w+(d||"")),a=a.substring(v,q),b="-"==a.charAt(0)?-b:+b,e=0>b?b=-b:0,f=a.match(/[^\d\-\+#]/g),g=f&&f[f.length-1]||".",h=f&&f[1]&&f[0]||",",a=a.split(g),b=b.toFixed(a[1]&&a[1].length),b=+b+"",j=a[1]&&a[1].lastIndexOf("0"),l=b.split("."),(!l[1]||l[1]&&l[1].length<=j)&&(b=(+b).toFixed(j+1)),m=a[0].split(h),a[0]=m.join(""),i=a[0]&&a[0].indexOf("0"),i>-1)for(;l[0].length<a[0].length-i;)l[0]="0"+l[0];else 0===+l[0]&&(l[0]="");if(b=b.split("."),b[0]=l[0],k=m[1]&&m[m.length-1].length){for(n=b[0],o="",p=n.length%k,u=n.length,q=0;u>q;q++)o+=n.charAt(q),!((q-p+1)%k)&&u-k>q&&(o+=h);b[0]=o}
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// put back any negation, combine integer and fraction, and add back prefix & suffix
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return b[1]=a[1]&&b[1]?g+b[1]:"",x+((e?"-":"")+b[0]+b[1])+t},b.equations={count:function(a){return a.length},sum:function(a){var b,c=a.length,d=0;for(b=0;c>b;b++)d+=a[b];return d},mean:function(a){var c=b.equations.sum(a);return c/a.length},median:function(a,b){var d,e=a.length;
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// https://gist.github.com/caseyjustus/1166258
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return e>1?(a.sort(function(a,b){return a-b}),d=Math.floor(e/2),e%2?a[d]:(a[d-1]+a[d])/2):c.invalid(b,"median",1)},mode:function(a){
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// http://stackoverflow.com/a/3451640/145346
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var b,c,d,e={},f=1,g=[a[0]];for(b=0;b<a.length;b++)c=a[b],e[c]=e[c]?e[c]+1:1,d=e[c],d>f?(g=[c],f=d):d===f&&(g.push(c),f=d);
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// returns arry of modes if there is a tie
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return g.sort(function(a,b){return a-b})},max:function(a){return Math.max.apply(Math,a)},min:function(a){return Math.min.apply(Math,a)},range:function(a){var b=a.sort(function(a,b){return a-b});return b[a.length-1]-b[0]},
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// common variance equation
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// (not accessible via data-attribute setting)
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variance:function(a,d,e){for(var f,g=b.equations.mean(a),h=0,i=a.length;i--;)h+=Math.pow(a[i]-g,2);return f=a.length-(d?0:1),0===f?c.invalid(e,"variance",0):h/=f},
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// variance (population)
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varp:function(a,c){return b.equations.variance(a,!0,c)},
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// variance (sample)
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vars:function(a,c){return b.equations.variance(a,!1,c)},
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// standard deviation (sample)
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stdevs:function(a,c){var d=b.equations.variance(a,!1,c);return Math.sqrt(d)},
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// standard deviation (population)
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stdevp:function(a,c){var d=b.equations.variance(a,!0,c);return Math.sqrt(d)}},
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// add new widget called repeatHeaders
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// ************************************
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b.addWidget({id:"math",priority:100,options:{math_data:"math",
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// column index to ignore
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math_ignore:[],
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// mask info: https://code.google.com/p/javascript-number-formatter/
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math_mask:"#,##0.00",
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// complete executed after each fucntion
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math_complete:null,// function($cell, wo, result, value, arry){ return result; },
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// order of calculation; 'all' is last
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math_priority:["row","above","below","col"],
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// template for or just prepend the mask prefix & suffix with this HTML
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// e.g. '<span class="red">{content}</span>'
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math_prefix:"",math_suffix:"",
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// no matching math elements found (text added to cell)
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math_none:"N/A",math_event:"recalculate"},init:function(a,d,e,f){
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// filterEnd fires after updateComplete
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var g=b.hasWidget(a,"filter")?"filterEnd":"updateComplete";e.$table.off((c.events+" updateComplete.tsmath "+f.math_event).replace(/\s+/g," ")).on(c.events+" "+f.math_event,function(a){var b="tablesorter-initialized"===a.type;(!f.math_isUpdating||b)&&(/filter/.test(a.type)||
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// redo data-column indexes on update
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c.setColumnIndexes(e),c.recalculate(e,f,b))}).on(g+".tsmath",function(){setTimeout(function(){f.math_isUpdating&&e.debug&&console.groupEnd&&console.groupEnd(),f.math_isUpdating=!1},40)}),f.math_isUpdating=!1,
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// math widget initialized after table - see #946
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a.hasInitialized&&c.recalculate(e,f,!0)},
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// this remove function is called when using the refreshWidgets method or when destroying the tablesorter plugin
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// this function only applies to tablesorter v2.4+
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remove:function(a,b,d,e){e||b.$table.off((c.events+" updateComplete.tsmath "+d.math_event).replace(/\s+/g," ")).find("[data-"+d.math_data+"]").empty()}})}(jQuery); |