X-Git-Url: http://sru.miketaylor.org.uk/?a=blobdiff_plain;f=src%2Fmkws-handlebars.js;h=bd9af8d1065d9154c237f8756b17e0cb5a96cbbe;hb=79ba978af9f202afa1c181b0675401b92447f579;hp=58c95a18b30e28e15c759ccf5078ae242ce517d5;hpb=084846fd874a094a8c5e70bee766d07e5b69e1b1;p=mkws-moved-to-github.git diff --git a/src/mkws-handlebars.js b/src/mkws-handlebars.js index 58c95a1..bd9af8d 100644 --- a/src/mkws-handlebars.js +++ b/src/mkws-handlebars.js @@ -1,26 +1,53 @@ // Handlebars helpers + Handlebars.registerHelper('mkws-json', function(obj) { - return $.toJSON(obj); + return mkws.$.toJSON(obj); }); -Handlebars.registerHelper('mkws-paragraphs', function(obj) { - var acc = []; - for (var i = 0; i < obj.length; i++) { - acc.push('
', obj[i], '
'); - } - return acc.join(''); +// 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 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(''); }); Handlebars.registerHelper('mkws-translate', function(s) { - return mkws.M(s); + return mkws.M(s); }); // We need {{mkws-attr '@name'}} because Handlebars can't parse {{@name}} Handlebars.registerHelper('mkws-attr', function(attrName) { - return this[attrName]; + return this[attrName]; }); @@ -31,41 +58,49 @@ Handlebars.registerHelper('mkws-attr', function(attrName) { * array has a subelement called NAME2. */ Handlebars.registerHelper('mkws-if-any', function(items, options) { - var having = options.hash.having; - for (var i in items) { - var item = items[i] - if (!having || item[having]) { - return options.fn(this); - } + var having = options.hash.having; + for (var i in items) { + var item = items[i] + if (!having || item[having]) { + return options.fn(this); } - return ""; + } + return ""; }); Handlebars.registerHelper('mkws-first', function(items, options) { - var having = options.hash.having; - for (var i in items) { - var item = items[i] - if (!having || item[having]) { - return options.fn(item); - } + var having = options.hash.having; + for (var i in items) { + var item = items[i] + if (!having || item[having]) { + return options.fn(item); } - return ""; + } + return ""; }); Handlebars.registerHelper('mkws-commaList', function(items, options) { - var out = ""; + var out = ""; - for (var i in items) { - if (i > 0) out += ", "; - out += options.fn(items[i]) - } + for (var i in items) { + if (i > 0) out += ", "; + out += options.fn(items[i]) + } - return out; + return out; }); Handlebars.registerHelper('mkws-index1', function(obj) { - return obj.data.index + 1; + 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; });