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/**
* The firedoc module
* @module firedoc
*/
const _ = require('underscore');
const path = require('path');
const utils = require('./utils');
const debug = require('debug')('firedoc:local');
const MarkdownIt = require('markdown-it');
const md = new MarkdownIt();
/**
* The Theme Locals
* @class Locals
* @main Locals
*/
var Locals = {
/**
* @property {BuilderContext} context - Builder Context
*/
context: null,
/**
* @property {Option} options - The options
*/
options: {},
/**
* @property {AST} ast - The AST object
*/
ast: {},
/**
* @property {Object} project - Get the project to export
*/
get project () {
var root;
if (path.isAbsolute(this.options.dest)) {
root = this.options.dest;
} else {
root = path.join(process.cwd(), this.options.dest || '');
}
var proj = this.ast.project;
proj.root = root;
proj.base = this.options.http ? '' : proj.root;
proj.assets = path.join(root, '/assets');
return proj;
},
/**
* @property {Object} i18n - Get i18n object
*/
get i18n () {
try {
var defaults = require(this.options.theme + '/i18n/en.json');
var extra = {};
if (this.options.lang) {
extra = require(this.options.theme + '/i18n/' + this.options.lang + '.json');
}
var ret = _.extend(defaults, extra);
ret.LANG = this.options.lang || 'en';
return ret;
} catch (e) {
return {};
}
},
/**
* @property {Object} modules - Get modules object to export
*/
get modules () {
var self = this;
return Object.keys(self.ast.modules).map(
function (name) {
var mod = self.ast.modules[name];
mod = self.context.addFoundAt(mod);
mod.description = self.parseCode(self.markdown(mod.description));
mod.members = mod.members || [];
mod.project = self.project;
mod.globals = self;
mod.i18n = self.i18n;
return mod;
}
);
},
/**
* @property {Object} classes - Get classes object to export
*/
get classes () {
var self = this;
return Object.keys(self.ast.classes).map(
function (name) {
var clazz = self.ast.classes[name];
clazz = self.context.addFoundAt(clazz);
clazz = self.appendClassToModule(clazz);
clazz.description = self.parseCode(self.markdown(clazz.description));
clazz.members = clazz.members || [];
clazz.project = self.project;
clazz.globals = self;
clazz.i18n = self.i18n;
clazz.inheritance = self.getInheritanceTree(clazz);
if (clazz.isConstructor) {
clazz.constructor = self.buildMember(clazz, true);
}
return clazz;
}
);
},
/**
* @property {Object} files - Get files object to export
*/
get files () {
var self = this;
return Object.keys(self.ast.files).map(
function (name) {
var file = self.ast.files[name];
file.i18n = self.i18n;
return file;
}
);
},
/**
* Initialize the markdownit rulers
* @method initMarkdownRulers
*/
initMarkdownRulers: function () {
var ast = this.ast;
var options = this.options;
md.renderer.rules.link_open = function (tokens, idx, ops, env, self) {
var token = tokens[idx];
if (token && _.isArray(token.attrs)) {
token.attrs = token.attrs.map(function (attr, idx) {
if (attr[0] === 'href' &&
/^https?:\/\//.test(attr[1]) === false) {
var target = ast.namespacesMap[attr[1]];
var ext = options.markdown ? '.md' : '.html';
if (target.parent && target.itemtype) {
var url = target.parent.type + '/' + target.parent.name + ext +
'#' + target.itemtype + '_' + target.name;
attr[1] = url;
}
}
return attr;
});
}
return self.renderToken(tokens, idx, options);
};
},
/**
* Parses file and line number from an item object and build's an HREF
* @method addFoundAt
* @param {Object} a The item to parse
* @return {String} The parsed HREF
*/
addFoundAt: function (a) {
var self = this;
var ext = this.options.markdown ? '.md' : '.html';
if (a.file && a.line && !this.options.nocode) {
a.foundAt = '../files/' + utils.filterFileName(a.file) + ext + '#l' + a.line;
if (a.path) {
a.foundAt = a.path + '#l' + a.line;
}
}
return a;
},
/**
* build the method name by its name and parameters
*
* @method getMethodName
* @param {String} name - The function/method name
* @param {Array} params - The function/method parameters list
* @param {String} params.name - The name of the parameter
*/
getMethodName: function (name, params) {
return name + '(' + (params || []).map(function (v) {
return v.name;
}).join(', ') + ')';
},
/**
* Parses `<pre><code>` tags and adds the __prettyprint__ `className` to them
* @method _parseCode
* @private
* @param {HTML} html The HTML to parse
* @return {HTML} The parsed HTML
*/
parseCode: function (html) {
html = html || '';
html = html.replace(/<pre><code>/g, '<pre class="code prettyprint"><code>\n');
// TODO(Yorkie): request to underscore, this is not working with '
html = html.replace(/'/g, '\'');
return _.unescape(html);
},
/**
* Wrapper around the Markdown parser so it can be normalized or even side stepped
* @method markdown
* @private
* @param {String} data The Markdown string to parse
* @return {HTML} The rendered HTML
*/
markdown: function (data) {
var self = this;
if (this.options.markdown) {
return data;
}
var html = md.render(data || '');
//Only reprocess if helpers were asked for
if (this.options.helpers || (html.indexOf('{{#crossLink') > -1)) {
try {
// markdown-it auto-escapes quotation marks (and unfortunately
// does not expose the escaping function)
html = html.replace(/"/g, "\"");
html = (Handlebars.compile(html))({});
} catch (hError) {
//Remove all the extra escapes
html = html.replace(/\\{/g, '{').replace(/\\}/g, '}');
console.warn('Failed to parse Handlebars, probably an unknown helper, skiped');
}
}
return html;
},
/**
* append the clazz to its module
*
* @method appendClassToModule
* @param {Object} clazz - The class object
* @param {String} clazz.module - The module name of this clazz object
*/
appendClassToModule: function (clazz) {
var mod = this.ast.modules[clazz.module];
if (mod) {
if (!_.isArray(mod.classes)) mod.classes = [];
mod.classes.push(clazz);
}
return clazz;
},
/**
* get class inheritance tree
*
* @method getClassInheritanceTree
* @return {Object} return the inheritance tree object
*/
getInheritanceTree: function (clazz) {
var children = [];
this.ast.inheritedMembers.forEach(function (inherit) {
var at = inherit.indexOf(clazz.name);
if (at > -1 && at < inherit.length) {
var curr = children;
for (var i = at + 1; i < inherit.length; i++) {
var name = inherit[i];
var temp = {'name': name, 'children': []};
var needNewChild = true;
var pos;
for (pos = 0; pos < curr.length; pos++) {
if (curr[pos].name === name) {
needNewChild = false;
curr = curr[pos].children;
break;
}
}
if (needNewChild) {
if (inherit.length - 1 === i) {
delete temp.children;
}
curr.push(temp);
if (temp.children) {
curr = curr[curr.length - 1].children;
}
}
}
}
});
return children;
},
/**
* build the member
*
* @method buildMember
* @param {Object} memeber - The member object
* @param {Boolean} forceBeMethod - force make the build process be for method
* @param {Object} parent - The parent context
* @return {Object} returned member object
*/
buildMember: function (member, forceBeMethod ,parent) {
var self = this;
member = self.addFoundAt(member);
member.description = self.parseCode(self.markdown(member.description || ''));
member.hasAccessType = !!member.access;
member.readonly = member.readonly === '';
member['final'] = member['final'] === '';
member.type = member.type || 'Unknown';
member.config = member.itemtype === 'config';
member.i18n = self.i18n;
if (!member.class && member.module) {
member.parent = self.ast.modules[member.module];
} else {
member.parent = self.ast.classes[member.class];
}
if (this.options.markdown) {
member.markdownLink = utils.markdownLink(member.itemtype + ':' + member.name);
}
if (member.example) {
if (!_.isArray(member.example)) {
member.example = [member.example];
}
member.example = member.example.map(function (v) {
return self.parseCode(self.markdown(v.trim()))
}).join('');
}
if (parent) {
var classMod = member.submodule || member.module;
var parentMod = parent.submodule || parent.module;
if (classMod !== parentMod) {
member.providedBy = classMod;
}
}
if (member.itemtype === 'method' || forceBeMethod) {
member.methodDisplay = self.getMethodName(member.name, member.params);
member.hasParams = (member.params || []).length > 0;
if (member.hasParams) {
_.each(member.params, function (param) {
param.description = self.markdown(param.description);
});
}
if (member['return']) {
member.hasReturn = true;
member.returnType = member['return'].type;
} else {
member.returnType = '';
}
}
if (member.itemtype === 'attribute') {
member.emit = self.options.attributesEmit;
}
return member;
},
/**
* build the members
*
* @method buildMembers
* @return {Boolean} always be true
*/
buildMembers: function () {
_.each(
this.ast.members,
function (member) {
var parent;
if (member.clazz) {
parent = this.ast.classes[member.clazz];
} else if (member.module) {
parent = this.ast.modules[member.module];
}
if (!parent) return;
if (!parent.members) {
parent.members = [];
}
var item = this.buildMember(member, false, parent);
parent.members.push(item);
},
this
);
},
/**
* Augments the **DocParser** meta data to provide default values for certain keys as well as parses all descriptions
* with the `Markdown Parser`
* @method augmentData
* @param {Object} o The object to recurse and augment
* @return {Object} The augmented object
*/
augmentData: function (o) {
var self = this;
o = self.addFoundAt(o);
_.each(o, function (i, k1) {
if (i && i.forEach) {
_.each(i, function (a, k) {
if (!(a instanceof Object)) {
return;
}
if (!a.type) {
a.type = 'Object'; //Default type is Object
}
if (a.final === '') {
a.final = true;
}
if (!a.description) {
a.description = ' ';
} else if (!o.extendedFrom) {
a.description = self.markdown(a.description);
}
if (a.example && !o.extendedFrom) {
a.example = self.markdown(a.example);
}
a = self.addFoundAt(a);
_.each(a, function (c, d) {
if (c.forEach || (c instanceof Object)) {
c = self.augmentData(c);
a[d] = c;
}
});
o[k1][k] = a;
});
} else if (i instanceof Object) {
i.foundAt = utils.getFoundAt(i, self.options);
_.each(i, function (v, k) {
if (k === 'final') {
o[k1][k] = true;
} else if (k === 'description' || k === 'example') {
if (v.forEach || (v instanceof Object)) {
o[k1][k] = self.augmentData(v);
} else {
o[k1][k] = o.extendedFrom ? v : self.markdown(v);
}
}
});
} else if (k1 === 'description' || k1 === 'example') {
o[k1] = o.extendedFrom ? i : self.markdown(i);
}
});
return o;
},
/**
* Counter for stepping into merges
* @private
* @property _mergeCounter
* @type Number
*/
_mergeCounter: null,
/**
* Merge superclass data into a child class
* @method mergeExtends
* @param {Object} info The item to extend
* @param {Array} members The list of items to merge in
* @param {Boolean} first Set for the first call
*/
mergeExtends: function (info, members, first, onmember) {
var self = this;
self._mergeCounter = (first) ? 0 : (self._mergeCounter + 1);
if (self._mergeCounter === 100) {
throw new Error('YUIDoc detected a loop extending class ' + info.name);
}
if (info.extends || info.uses) {
var hasItems = {};
hasItems[info.extends] = 1;
if (info.uses) {
info.uses.forEach(function (v) {
hasItems[v] = 1;
});
}
self.ast.members.forEach(function (v) {
if (hasItems[v.clazz]) {
if (!v.static) {
var q;
var override = _.findWhere(members, {'name': v.name});
if (!override) {
//This method was extended from the parent class but not over written
q = _.extend({}, v);
q.extendedFrom = v.clazz;
members.push(q);
} else {
//This method was extended from the parent and overwritten in this class
q = _.extend({}, v);
q = self.augmentData(q);
override.overwrittenFrom = q;
}
if (typeof onmember === 'function') {
onmember(q);
}
}
}
});
if (self.ast.classes[info.extends]) {
if (self.ast.classes[info.extends].extends || self.ast.classes[info.extends].uses) {
members = self.mergeExtends(self.ast.classes[info.extends], members);
}
}
}
return members;
},
/**
* generate expand function
*
* @method getExpandIterator
* @private
* @param {Object} parent - The object to be set
*/
getExpandIterator: function (parent) {
var self = this;
var pluralsMap = {
'property': 'properties'
};
return function (item) {
if (!item.itemtype) return;
var plural = pluralsMap[item.itemtype];
if (!plural) {
plural = item.itemtype + 's';
}
if (!parent[plural]) {
parent[plural] = [];
}
parent[plural].push(item);
}
},
/**
* extends members array
*
* @method extendMembers
* @param {Object} meta - The meta object
*/
extendMembers: function (meta) {
_.each(
meta.classes,
function (clazz) {
var inherited = [];
clazz.members = this.mergeExtends(clazz, clazz.members, true, function (member) {
if (member.extendedFrom) inherited.push(member);
});
clazz.members.inherited = inherited;
},
this
);
},
/**
* extends modules
*
* @method expandMembersFromModules
* @param {Object} meta - The meta object
*/
expandMembersFromModules: function (meta) {
_.each(
meta.modules,
function (mod) {
mod.properties = [];
mod.attributes = [];
mod.methods = [];
mod.events = [];
mod.members.forEach(
this.getExpandIterator(mod.members)
);
},
this
);
},
/**
* extends members from classes
*
* @method expandMembersFromModules
* @param {Object} meta - The meta object
*/
expandMembersFromClasses: function (meta) {
_.each(
meta.classes,
function (clazz) {
clazz.members.forEach(
this.getExpandIterator(clazz.members)
);
clazz.members.inherited = clazz.members.inherited || [];
clazz.members.inherited.forEach(
this.getExpandIterator(clazz.members.inherited)
);
},
this
);
},
/**
* Create a locals object from context
*
* @method create
* @param {BuilderContext} context - The `BuilderContext` instance
*/
create: function (context) {
this.context = context;
this.options = context.options;
this.ast = context.ast;
debug('Initializing markdown-it rulers');
this.initMarkdownRulers();
debug('Creating the instance by utils.prepare');
var instance = utils.prepare([this.options.theme], this.options);
debug('Done preparation, ready for setting classes and modules');
instance.meta.classes = this.classes;
instance.meta.modules = this.modules;
// attach/build members to classes and modules
debug('Building members');
this.buildMembers();
// set files i18n and globals
instance.meta.files = this.files;
instance.meta.i18n = this.i18n;
instance.meta.globals = instance.meta;
// merge extends
this.extendMembers(instance.meta);
this.expandMembersFromModules(instance.meta);
this.expandMembersFromClasses(instance.meta);
// build locals.js
var locals;
var meta = instance.meta;
try {
locals = require(path.join(process.cwd(), this.options.theme, '/locals.js'));
} catch (e) {
console.warn('Failed on loading theme script: ' + e);
locals = function () {};
}
locals(meta.modules, meta.classes, meta);
return instance;
}
};
exports.Locals = Locals;
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