X-Git-Url: http://sru.miketaylor.org.uk/?a=blobdiff_plain;f=src%2Fmkws-handlebars.js;h=bd9af8d1065d9154c237f8756b17e0cb5a96cbbe;hb=dee321adc6b27e175de585ca35f778eeb2790e1d;hp=6e93578a6b026f75ff8943093a163b28d9aabd48;hpb=d81d10eb466240b6e557379a4e298709a5086bf1;p=mkws-moved-to-github.git diff --git a/src/mkws-handlebars.js b/src/mkws-handlebars.js index 6e93578..bd9af8d 100644 --- a/src/mkws-handlebars.js +++ b/src/mkws-handlebars.js @@ -1,15 +1,41 @@ // Handlebars helpers Handlebars.registerHelper('mkws-json', function(obj) { - return $.toJSON(obj); + return mkws.$.toJSON(obj); }); -Handlebars.registerHelper('mkws-paragraphs', function(obj) { +// This is intended to handle paragraphs from Wikipedia, hence the +// rather hacky code to remove numbered references. +// +Handlebars.registerHelper('mkws-paragraphs', function(obj, nPara, nSent) { var acc = []; - for (var i = 0; i < obj.length; i++) { - acc.push('
', obj[i], '
'); + + // For some reason, Handlebars provides the value + // {"hash":{},"data":{}} for parameters that are not provided. So we + // have to be prepared for actual numbers, explicitly undefined + // values and this dumb magic value. + if (obj && (nPara === undefined || nPara.hasOwnProperty('hash') || nPara == 0 || nPara > obj.length)) { + nPara = obj.length; + } + if (nSent === undefined || nSent.hasOwnProperty('hash') || nSent == 0) { + nSent = Infinity; } + + for (var i = 0; i < nPara; i++) { + // Remove numbered references such as "[1,3,4]" from text + var text = obj[i].replace(/\[[0-9,]+\]/g, ''); + // Next line from http://stackoverflow.com/questions/18914629/split-string-into-sentences-in-javascript + var sentences = text.replace(/([.?!])\s*(?=[A-Z])/g, "$1|").split("|"); + if (sentences.length > nSent) + sentences.length = nSent; + + acc.push('', sentences.join(' '), '
'); + nSent -= sentences.length; + if (nSent == 0) + break; + } + return acc.join(''); }); @@ -70,3 +96,11 @@ Handlebars.registerHelper('mkws-commaList', function(items, options) { Handlebars.registerHelper('mkws-index1', function(obj) { return obj.data.index + 1; }); + +Handlebars.registerHelper('mkws-repeat', function(count, options) { + var out = ""; + for (var i = 0; i < count; i++) { + out += options.fn(this); + } + return out; +});