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/**
* DOM generation class
*/
exports.DOM = DOM;
exports.htmlEscape = htmlEscape;
//////////////////////////////////////////////////////////
function htmlEscape(text){
return text.replace(/&/g, '&').replace(/</g, '<').replace(/>/g, '>');
}
function DOM() {
this.out = [];
this.headingDepth = 0;
}
var INLINE_TAGS = {
i: true,
b: true
};
DOM.prototype = {
toString: function() {
return this.out.join('');
},
text: function(content) {
if (typeof content == "string") {
this.out.push(htmlEscape(content));
} else if (typeof content == 'function') {
content.call(this, this);
} else if (content instanceof Array) {
this.ul(content);
}
},
html: function(html) {
if (html) {
var headingDepth = this.headingDepth;
for ( var i = 10; i > 0; --i) {
html = html
.replace(new RegExp('(<\/?h)' + i + '(>)', 'gm'), function(all, start, end){
return start + (i + headingDepth) + end;
});
}
this.out.push(html);
}
},
tag: function(name, attr, text) {
if (!text) {
text = attr;
attr = {};
if (name == 'code')
attr['ng:non-bindable'] = '';
}
this.out.push('<' + name);
for(var key in attr) {
this.out.push(" " + key + '="' + attr[key] + '"');
}
this.out.push('>');
this.text(text);
this.out.push('</' + name + '>');
if (!INLINE_TAGS[name])
this.out.push('\n');
},
code: function(text) {
this.tag('div', {'ng:non-bindable':''}, function() {
this.tag('pre', {'class':"brush: js; html-script: true;"}, text);
});
},
h: function(heading, content, fn){
if (content==undefined || (content instanceof Array && content.length == 0)) return;
this.headingDepth++;
this.tag('h' + this.headingDepth, heading);
var className = typeof heading == 'string'
? {'class': heading.toLowerCase().replace(/[^\d\w_]/mg, '-').replace(/-+/gm, '-')}
: null;
if (content instanceof Array) {
this.ul(content, className, fn);
} else if (fn) {
this.tag('div', className, function() {
fn.call(this, content);
});
} else {
this.tag('div', className, content);
}
this.headingDepth--;
},
h1: function(attr, text) {
this.tag('h1', attr, text);
},
h2: function(attr, text) {
this.tag('h2', attr, text);
},
h3: function(attr, text) {
this.tag('h3', attr, text);
},
p: function(attr, text) {
this.tag('p', attr, text);
},
ul: function(list, attr, fn) {
if (typeof attr == 'function') {
fn = attr;
attr = {};
}
this.tag('ul', attr, function(dom){
list.forEach(function(item){
dom.out.push('<li>');
dom.text(fn ? fn(item) : item);
dom.out.push('</li>\n');
});
});
}
};
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