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Pepperminty-Wiki/docs/RestApi/utils/handlebars_helper.js
2017-09-16 11:47:42 +01:00

357 lines
10 KiB
JavaScript

define([
'locales',
'handlebars',
'diffMatchPatch'
], function(locale, Handlebars, DiffMatchPatch) {
/**
* Return a text as markdown.
* Currently only a little helper to replace apidoc-inline Links (#Group:Name).
* Should be replaced with a full markdown lib.
* @param string text
*/
Handlebars.registerHelper('markdown', function(text) {
if ( ! text ) {
return text;
}
text = text.replace(/((\[(.*?)\])?\(#)((.+?):(.+?))(\))/mg, function(match, p1, p2, p3, p4, p5, p6) {
var link = p3 || p5 + '/' + p6;
return '<a href="#api-' + p5 + '-' + p6 + '">' + link + '</a>';
});
return text;
});
/**
* start/stop timer for simple performance check.
*/
var timer;
Handlebars.registerHelper('startTimer', function(text) {
timer = new Date();
return '';
});
Handlebars.registerHelper('stopTimer', function(text) {
console.log(new Date() - timer);
return '';
});
/**
* Return localized Text.
* @param string text
*/
Handlebars.registerHelper('__', function(text) {
return locale.__(text);
});
/**
* Console log.
* @param mixed obj
*/
Handlebars.registerHelper('cl', function(obj) {
console.log(obj);
return '';
});
/**
* Replace underscore with space.
* @param string text
*/
Handlebars.registerHelper('underscoreToSpace', function(text) {
return text.replace(/(_+)/g, ' ');
});
/**
*
*/
Handlebars.registerHelper('assign', function(name) {
if(arguments.length > 0) {
var type = typeof(arguments[1]);
var arg = null;
if(type === 'string' || type === 'number' || type === 'boolean') arg = arguments[1];
Handlebars.registerHelper(name, function() { return arg; });
}
return '';
});
/**
*
*/
Handlebars.registerHelper('nl2br', function(text) {
return _handlebarsNewlineToBreak(text);
});
/**
*
*/
Handlebars.registerHelper('if_eq', function(context, options) {
var compare = context;
// Get length if context is an object
if (context instanceof Object && ! (options.hash.compare instanceof Object))
compare = Object.keys(context).length;
if (compare === options.hash.compare)
return options.fn(this);
return options.inverse(this);
});
/**
*
*/
Handlebars.registerHelper('if_gt', function(context, options) {
var compare = context;
// Get length if context is an object
if (context instanceof Object && ! (options.hash.compare instanceof Object))
compare = Object.keys(context).length;
if(compare > options.hash.compare)
return options.fn(this);
return options.inverse(this);
});
/**
*
*/
var templateCache = {};
Handlebars.registerHelper('subTemplate', function(name, sourceContext) {
if ( ! templateCache[name])
templateCache[name] = Handlebars.compile($('#template-' + name).html());
var template = templateCache[name];
var templateContext = $.extend({}, this, sourceContext.hash);
return new Handlebars.SafeString( template(templateContext) );
});
/**
*
*/
Handlebars.registerHelper('toLowerCase', function(value) {
return (value && typeof value === 'string') ? value.toLowerCase() : '';
});
/**
*
*/
Handlebars.registerHelper('splitFill', function(value, splitChar, fillChar) {
var splits = value.split(splitChar);
return new Array(splits.length).join(fillChar) + splits[splits.length - 1];
});
/**
* Convert Newline to HTML-Break (nl2br).
*
* @param {String} text
* @returns {String}
*/
function _handlebarsNewlineToBreak(text) {
return ('' + text).replace(/([^>\r\n]?)(\r\n|\n\r|\r|\n)/g, '$1' + '<br>' + '$2');
}
/**
*
*/
Handlebars.registerHelper('each_compare_list_field', function(source, compare, options) {
var fieldName = options.hash.field;
var newSource = [];
if (source) {
source.forEach(function(entry) {
var values = entry;
values['key'] = entry[fieldName];
newSource.push(values);
});
}
var newCompare = [];
if (compare) {
compare.forEach(function(entry) {
var values = entry;
values['key'] = entry[fieldName];
newCompare.push(values);
});
}
return _handlebarsEachCompared('key', newSource, newCompare, options);
});
/**
*
*/
Handlebars.registerHelper('each_compare_keys', function(source, compare, options) {
var newSource = [];
if (source) {
var sourceFields = Object.keys(source);
sourceFields.forEach(function(name) {
var values = {};
values['value'] = source[name];
values['key'] = name;
newSource.push(values);
});
}
var newCompare = [];
if (compare) {
var compareFields = Object.keys(compare);
compareFields.forEach(function(name) {
var values = {};
values['value'] = compare[name];
values['key'] = name;
newCompare.push(values);
});
}
return _handlebarsEachCompared('key', newSource, newCompare, options);
});
/**
*
*/
Handlebars.registerHelper('each_compare_field', function(source, compare, options) {
return _handlebarsEachCompared('field', source, compare, options);
});
/**
*
*/
Handlebars.registerHelper('each_compare_title', function(source, compare, options) {
return _handlebarsEachCompared('title', source, compare, options);
});
/**
*
*/
Handlebars.registerHelper('reformat', function(source, type){
if (type == 'json')
try {
return JSON.stringify(JSON.parse(source.trim()),null, " ");
} catch(e) {
}
return source
});
/**
*
*/
Handlebars.registerHelper('showDiff', function(source, compare, options) {
var ds = '';
if(source === compare) {
ds = source;
} else {
if( ! source)
return compare;
if( ! compare)
return source;
var d = diffMatchPatch.diff_main(compare, source);
diffMatchPatch.diff_cleanupSemantic(d);
ds = diffMatchPatch.diff_prettyHtml(d);
ds = ds.replace(/&para;/gm, '');
}
if(options === 'nl2br')
ds = _handlebarsNewlineToBreak(ds);
return ds;
});
/**
*
*/
function _handlebarsEachCompared(fieldname, source, compare, options)
{
var dataList = [];
var index = 0;
if(source) {
source.forEach(function(sourceEntry) {
var found = false;
if (compare) {
compare.forEach(function(compareEntry) {
if(sourceEntry[fieldname] === compareEntry[fieldname]) {
var data = {
typeSame: true,
source: sourceEntry,
compare: compareEntry,
index: index
};
dataList.push(data);
found = true;
index++;
}
});
}
if ( ! found) {
var data = {
typeIns: true,
source: sourceEntry,
index: index
};
dataList.push(data);
index++;
}
});
}
if (compare) {
compare.forEach(function(compareEntry) {
var found = false;
if (source) {
source.forEach(function(sourceEntry) {
if(sourceEntry[fieldname] === compareEntry[fieldname])
found = true;
});
}
if ( ! found) {
var data = {
typeDel: true,
compare: compareEntry,
index: index
};
dataList.push(data);
index++;
}
});
}
var ret = '';
var length = dataList.length;
for (var index in dataList) {
if(index == (length - 1))
dataList[index]['_last'] = true;
ret = ret + options.fn(dataList[index]);
}
return ret;
}
var diffMatchPatch = new DiffMatchPatch();
/**
* Overwrite Colors
*/
DiffMatchPatch.prototype.diff_prettyHtml = function(diffs) {
var html = [];
var pattern_amp = /&/g;
var pattern_lt = /</g;
var pattern_gt = />/g;
var pattern_para = /\n/g;
for (var x = 0; x < diffs.length; x++) {
var op = diffs[x][0]; // Operation (insert, delete, equal)
var data = diffs[x][1]; // Text of change.
var text = data.replace(pattern_amp, '&amp;').replace(pattern_lt, '&lt;')
.replace(pattern_gt, '&gt;').replace(pattern_para, '&para;<br>');
switch (op) {
case DIFF_INSERT:
html[x] = '<ins>' + text + '</ins>';
break;
case DIFF_DELETE:
html[x] = '<del>' + text + '</del>';
break;
case DIFF_EQUAL:
html[x] = '<span>' + text + '</span>';
break;
}
}
return html.join('');
};
// Exports
return Handlebars;
});