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/**
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Generic template helper definitions for HackMyResume / FluentCV.
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@license MIT. See LICENSE.md for details.
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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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, XML = require('xml-escape')
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, moment = require('moment')
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, LO = require('lodash')
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, _ = require('underscore')
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, unused = require('../utils/string');
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/**
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Generic template helper function definitions.
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@class GenericHelpers
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*/
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var GenericHelpers = module.exports = {
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/**
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Convert the input date to a specified format through Moment.js.
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If date is invalid, will return the time provided by the user,
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or default to the fallback param or 'Present' if that is set to true
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@method formatDate
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*/
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formatDate: function(datetime, format, fallback) {
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if (moment) {
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var momentDate = moment( datetime );
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if (momentDate.isValid()) return momentDate.format(format);
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}
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return datetime || (typeof fallback == 'string' ? fallback : (fallback === true ? 'Present' : null));
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},
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/**
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Format a from/to date range.
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@method dateRange
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*/
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dateRange: function( obj, fmt, sep, options ) {
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fmt = (fmt && String.is(fmt) && fmt) || 'YYYY-MM';
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sep = (sep && String.is(sep) && sep) || ' — ';
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if( obj.safe ) {
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var dateA = (obj.safe.start && obj.safe.start.format(fmt)) || '';
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var dateB = (obj.safe.end && obj.safe.end.format(fmt)) || '';
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if( obj.safe.start && obj.safe.end ) {
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return dateA + sep + dateB ;
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}
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else if( obj.safe.start || obj.safe.end ) {
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return dateA || dateB;
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}
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}
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return '';
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},
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/**
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Return true if the section is present on the resume and has at least one
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element.
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@method section
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*/
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section: function( title, options ) {
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title = title.trim().toLowerCase();
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var obj = LO.get( this.r, title );
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if( _.isArray( obj ) ) {
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return obj.length ? options.fn(this) : undefined;
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}
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else if( _.isObject( obj )) {
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return ( (obj.history && obj.history.length) ||
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( obj.sets && obj.sets.length ) ) ?
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options.fn(this) : undefined;
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}
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},
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/**
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Capitalize the first letter of the word.
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@method section
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*/
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camelCase: function(val) {
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val = (val && val.trim()) || '';
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return val ? (val.charAt(0).toUpperCase() + val.slice(1)) : val;
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},
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/**
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Return true if the context has the property or subpropery.
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@method has
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*/
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has: function( title, options ) {
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title = title && title.trim().toLowerCase();
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if( LO.get( this.r, title ) ) {
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return options.fn(this);
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}
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},
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/**
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Generic template helper function to display a user-overridable section
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title for a FRESH resume theme. Use this in lieue of hard-coding section
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titles.
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Usage:
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{{sectionTitle "sectionName"}}
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{{sectionTitle "sectionName" "sectionTitle"}}
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Example:
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{{sectionTitle "Education"}}
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{{sectionTitle "Employment" "Project History"}}
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@param sect_name The name of the section being title. Must be one of the
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top-level FRESH resume sections ("info", "education", "employment", etc.).
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@param sect_title The theme-specified section title. May be replaced by the
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user.
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@method sectionTitle
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*/
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sectionTitle: function( sname, stitle ) {
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// If not provided by the user, stitle should default to sname. ps.
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// Handlebars silently passes in the options object to the last param,
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// where in Underscore stitle will be null/undefined, so we check both.
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stitle = (stitle && String.is(stitle) && stitle) || sname;
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// If there's a section title override, use it.
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return ( this.opts.stitles &&
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this.opts.stitles[ sname.toLowerCase().trim() ] ) ||
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stitle;
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},
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/**
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Convert inline Markdown to inline WordProcessingML.
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@method wpml
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*/
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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 = XML(txt.trim());
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txt = inline ?
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MD(txt).replace(/^\s*<p>|<\/p>\s*$/gi, '') :
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MD(txt);
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txt = H2W( txt );
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return txt;
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},
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/**
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Emit a conditional link.
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@method link
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*/
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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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/**
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Return the last word of the specified text.
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@method lastWord
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*/
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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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/**
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Convert a skill level to an RGB color triplet. TODO: refactor
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@method skillColor
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@param lvl Input skill level. Skill level can be expressed as a string
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("beginner", "intermediate", etc.), as an integer (1,5,etc), as a string
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integer ("1", "5", etc.), or as an RRGGBB color triplet ('#C00000',
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'#FFFFAA').
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*/
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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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/**
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Return an appropriate height. TODO: refactor
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@method lastWord
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*/
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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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/**
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Return all but the last word of the input text.
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@method initialWords
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*/
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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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/**
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Trim the protocol (http or https) from a URL/
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@method trimURL
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*/
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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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/**
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Convert text to lowercase.
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@method toLower
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*/
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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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/**
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Return true if either value is truthy.
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@method either
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*/
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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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/**
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Conditional stylesheet link. Either display the link or embed the stylesheet
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via <style></style> tag.
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*/
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styleSheet: function( file, options ) {
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var styles = ( this.opts.css === 'link') ?
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'<link href="' + file + '" rel="stylesheet" type="text/css">' :
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'<style>' + this.cssInfo.data + '</style>';
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if( this.opts.themeObj.inherits &&
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this.opts.themeObj.inherits.html &&
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this.format === 'html' ) {
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styles += (this.opts.css === 'link') ?
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'<link href="' + this.opts.themeObj.overrides.path + '" rel="stylesheet" type="text/css">' :
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'<style>' + this.opts.themeObj.overrides.data + '</style>';
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}
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return styles;
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},
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/**
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Perform a generic comparison.
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See: http://doginthehat.com.au/2012/02/comparison-block-helper-for-handlebars-templates
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@method compare
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*/
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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, idx );
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}
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return idx;
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}
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}());
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