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https://github.com/JuanCanham/HackMyResume.git
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Refactor helpers.
Helpers shouldn't be specific to a given template engine (eg, Handlebars) in order to allow sharing of helpers between different template engines. Isolate abstract helpers in another module and apply them via Handlebars.registerHelper and as necessary for other template engines.
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hacksalot
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146
src/eng/generic-helpers.js
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146
src/eng/generic-helpers.js
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@ -0,0 +1,146 @@
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/**
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Generic template helper definitions for FluentCV.
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@license MIT. Copyright (c) 2015 James Devlin / FluentDesk.
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@module generic-helpers.js
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*/
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(function() {
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var MD = require('marked')
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, H2W = require('../utils/html-to-wpml')
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, moment = require('moment')
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, _ = require('underscore');
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/**
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Register useful Handlebars helpers.
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@method registerHelpers
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*/
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module.exports = {
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// Set up a date formatting helper so we can do:
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// {{formatDate val 'YYYY-MM'}}
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formatDate: function(datetime, format) {
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return moment ? moment( datetime ).format( format ) : datetime;
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},
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// Set up a Markdown-to-WordProcessingML helper so we can do:
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// {{wmpl val [true|false]}}
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wpml: function( txt, inline ) {
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if(!txt) return '';
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inline = (inline && !inline.hash) || false;
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txt = inline ?
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MD(txt.trim()).replace(/^\s*<p>|<\/p>\s*$/gi, '') :
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MD(txt.trim());
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txt = H2W( txt.trim() );
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return txt;
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},
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// Set up a last-word helper so we can do:
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// {{lastWord val [true|false]}}
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link: function( text, url ) {
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return url && url.trim() ?
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('<a href="' + url + '">' + text + '</a>') : text;
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},
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// Set up a last-word helper so we can do:
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// {{lastWord val [true|false]}}
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lastWord: function( txt ) {
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return txt && txt.trim() ? _.last( txt.split(' ') ) : '';
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},
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// Set up a skill colorizing helper:
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// {{skillColor val}}
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// Skill level can be expressed as a string ("beginner", "intermediate",
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// etc.), as an integer (1,5,etc), as a string integer ("1", "5", etc.),
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// or as an RRGGBB color triplet ('#C00000', '#FFFFAA').
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skillColor: function( lvl ) {
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var idx = skillLevelToIndex( lvl );
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var skillColors = (this.theme && this.theme.palette &&
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this.theme.palette.skillLevels) ||
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[ '#FFFFFF', '#5CB85C', '#F1C40F', '#428BCA', '#C00000' ];
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return skillColors[idx];
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},
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// Set up a skill colorizing helper:
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// {{skillColor val}}
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skillHeight: function( lvl ) {
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var idx = skillLevelToIndex( lvl );
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return ['38.25', '30', '16', '8', '0'][idx];
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},
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// Set up a Markdown-to-WordProcessingML helper so we can do:
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// {{initialWords val [true|false]}}
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initialWords: function( txt ) {
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return txt && txt.trim() ? _.initial( txt.split(' ') ).join(' ') : '';
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},
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// Set up a URL-trimming helper to drop the protocol so we can do:
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// {{trimURL url}}
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trimURL: function( url ) {
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return url && url.trim() ? url.trim().replace(/^https?:\/\//i, '') : '';
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},
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// Set up a URL-trimming helper to drop the protocol so we can do:
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// {{trimURL url}}
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toLower: function( txt ) {
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return txt && txt.trim() ? txt.toLowerCase() : '';
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},
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// Set up a Markdown-to-WordProcessingML helper so we can do:
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// {{either A B}}
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either: function( lhs, rhs, options ) {
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if (lhs || rhs) return options.fn(this);
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},
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// Set up a generic conditional helper so we can do:
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// {{compare val otherVal operator="<"}}
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// http://doginthehat.com.au/2012/02/comparison-block-helper-for-handlebars-templates/
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compare: function(lvalue, rvalue, options) {
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if (arguments.length < 3)
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throw new Error("Handlerbars Helper 'compare' needs 2 parameters");
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var operator = options.hash.operator || "==";
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var operators = {
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'==': function(l,r) { return l == r; },
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'===': function(l,r) { return l === r; },
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'!=': function(l,r) { return l != r; },
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'<': function(l,r) { return l < r; },
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'>': function(l,r) { return l > r; },
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'<=': function(l,r) { return l <= r; },
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'>=': function(l,r) { return l >= r; },
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'typeof': function(l,r) { return typeof l == r; }
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};
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if (!operators[operator])
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throw new Error("Handlerbars Helper 'compare' doesn't know the operator "+operator);
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var result = operators[operator](lvalue,rvalue);
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return result ? options.fn(this) : options.inverse(this);
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}
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};
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function skillLevelToIndex( lvl ) {
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var idx = 0;
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if( String.is( lvl ) ) {
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lvl = lvl.trim().toLowerCase();
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var intVal = parseInt( lvl );
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if( isNaN( intVal ) ) {
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switch( lvl ) {
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case 'beginner': idx = 1; break;
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case 'intermediate': idx = 2; break;
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case 'advanced': idx = 3; break;
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case 'master': idx = 4; break;
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}
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}
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else {
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idx = Math.min( intVal / 2, 4 );
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idx = Math.max( 0, idx );
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}
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}
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else {
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idx = Math.min( lvl / 2, 4 );
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idx = Math.max( 0, intVal );
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}
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return idx;
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}
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}());
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@ -31,7 +31,7 @@ Definition of the HandlebarsGenerator class.
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});
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// Register necessary helpers.
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registerHelpers();
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registerHelpers( theme );
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// Compile and run the Handlebars template.
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var template = HANDLEBARS.compile(jst);
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@ -8,116 +8,17 @@ Template helper definitions for Handlebars.
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(function() {
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var HANDLEBARS = require('handlebars')
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, MD = require('marked')
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, H2W = require('../utils/html-to-wpml')
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, moment = require('moment')
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, _ = require('underscore');
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, _ = require('underscore')
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, helpers = require('./generic-helpers');
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/**
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Register useful Handlebars helpers.
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@method registerHelpers
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*/
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module.exports = function() {
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module.exports = function( theme ) {
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// Set up a date formatting helper so we can do:
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// {{formatDate val 'YYYY-MM'}}
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HANDLEBARS.registerHelper("formatDate", function(datetime, format) {
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return moment ? moment( datetime ).format( format ) : datetime;
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});
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// Set up a Markdown-to-WordProcessingML helper so we can do:
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// {{wmpl val [true|false]}}
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HANDLEBARS.registerHelper("wpml", function( txt, inline ) {
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if(!txt) return '';
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inline = (inline && !inline.hash) || false;
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txt = inline ?
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MD(txt.trim()).replace(/^\s*<p>|<\/p>\s*$/gi, '') :
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MD(txt.trim());
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txt = H2W( txt.trim() );
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return txt;
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});
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// Set up a last-word helper so we can do:
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// {{lastWord val [true|false]}}
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HANDLEBARS.registerHelper("link", function( text, url ) {
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return url && url.trim() ?
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('<a href="' + url + '">' + text + '</a>') : text;
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});
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// Set up a last-word helper so we can do:
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// {{lastWord val [true|false]}}
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HANDLEBARS.registerHelper("lastWord", function( txt ) {
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return txt && txt.trim() ? _.last( txt.split(' ') ) : '';
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});
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// Set up a skill colorizing helper:
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// {{skillColor val}}
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HANDLEBARS.registerHelper("skillColor", function( lvl ) {
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switch(lvl) {
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case 'beginner': return '#5CB85C';
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case 'intermediate': return '#F1C40F';
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case 'advanced': return '#428BCA';
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case 'master': return '#C00000';
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}
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});
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// Set up a skill colorizing helper:
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// {{skillColor val}}
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HANDLEBARS.registerHelper("skillHeight", function( lvl ) {
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switch(lvl) {
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case 'beginner': return '30';
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case 'intermediate': return '16';
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case 'advanced': return '8';
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case 'master': return '0';
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}
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});
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// Set up a Markdown-to-WordProcessingML helper so we can do:
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// {{initialWords val [true|false]}}
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HANDLEBARS.registerHelper("initialWords", function( txt ) {
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return txt && txt.trim() ? _.initial( txt.split(' ') ).join(' ') : '';
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});
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// Set up a URL-trimming helper to drop the protocol so we can do:
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// {{trimURL url}}
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HANDLEBARS.registerHelper("trimURL", function( url ) {
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return url && url.trim() ? url.trim().replace(/^https?:\/\//i, '') : '';
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});
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// Set up a URL-trimming helper to drop the protocol so we can do:
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// {{trimURL url}}
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HANDLEBARS.registerHelper("toLower", function( txt ) {
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return txt && txt.trim() ? txt.toLowerCase() : '';
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});
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// Set up a Markdown-to-WordProcessingML helper so we can do:
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// {{either A B}}
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HANDLEBARS.registerHelper("either", function( lhs, rhs, options ) {
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if (lhs || rhs) return options.fn(this);
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});
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// Set up a generic conditional helper so we can do:
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// {{compare val otherVal operator="<"}}
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// http://doginthehat.com.au/2012/02/comparison-block-helper-for-handlebars-templates/
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HANDLEBARS.registerHelper('compare', function(lvalue, rvalue, options) {
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if (arguments.length < 3)
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throw new Error("Handlerbars Helper 'compare' needs 2 parameters");
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var operator = options.hash.operator || "==";
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var operators = {
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'==': function(l,r) { return l == r; },
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'===': function(l,r) { return l === r; },
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'!=': function(l,r) { return l != r; },
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'<': function(l,r) { return l < r; },
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'>': function(l,r) { return l > r; },
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'<=': function(l,r) { return l <= r; },
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'>=': function(l,r) { return l >= r; },
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'typeof': function(l,r) { return typeof l == r; }
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};
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if (!operators[operator])
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throw new Error("Handlerbars Helper 'compare' doesn't know the operator "+operator);
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var result = operators[operator](lvalue,rvalue);
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return result ? options.fn(this) : options.inverse(this);
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});
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helpers.theme = theme;
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HANDLEBARS.registerHelper( helpers );
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};
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