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pWiki/wiki.js
Alex A. Naanou 0ccd3c8514 notes... 
Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
2022-04-09 11:11:47 +03:00

1680 lines
43 KiB
JavaScript
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/**********************************************************************
*
*
*
**********************************************************************/
/*********************************************************************/
// Hepers...
//
var quoteRegExp =
RegExp.quoteRegExp =
RegExp.quoteRegExp
|| function(str){
return str
.replace(/([\.\\\/\(\)\[\]\$\*\+\-\{\}\@\^\&\?\<\>])/g, '\\$1') }
var path2lst = function(path){
return (path instanceof Array ?
path
: path.split(/[\\\/]+/g))
// handle '..' (lookahead) and trim path elements...
// NOTE: this will not touch the leading '.' or '..'
.map(function(p, i, l){
return (i > 0
&& (p.trim() == '..' || p.trim() == '.')
|| (l[i+1] || '').trim() == '..') ?
null
: p.trim() })
// cleanup and clear '.'...
.filter(function(p){
return p != null
&& p != '' })}
var normalizePath = function(path){
return path2lst(path).join('/') }
var clearWikiWords = function(elem){
// clear existing...
elem.find('.wikiword').each(function(){
$(this).attr('bracketed') == 'yes' ?
$(this).replaceWith(['['].concat(this.childNodes, [']']))
: $(this).replaceWith(this.childNodes) })
return elem }
var setWikiWords = function(text, show_brackets, skip){
skip = skip || []
skip = skip instanceof Array ?
skip
: [skip]
return text
// set new...
.replace(
Wiki.__wiki_link__,
function(l){
// check if wikiword is escaped...
if(l[0] == '\\'){
return l.slice(1) }
var path = l[0] == '[' ? l.slice(1, -1) : l
var i = [].slice.call(arguments).slice(-2)[0]
// XXX HACK check if we are inside a tag...
var rest = text.slice(i+1)
if(rest.indexOf('>') < rest.indexOf('<')){
return l }
return skip.indexOf(l) < 0 ?
('<a '
+'class="wikiword" '
+'href="#'+ path +'" '
+'bracketed="'+ (show_brackets && l[0] == '[' ? 'yes' : 'no') +'" '
//+'onclick="event.preventDefault(); go($(this).attr(\'href\').slice(1))" '
+'>'
+ (!!show_brackets ? path : l)
+'</a>')
: l })}
/*********************************************************************/
function Macro(doc, args, func){
func.doc = doc
func.macro_args = args
return func }
// XXX should inline macros support named args???
var macro = {
__include_marker__: '{{{INCLUDE-MARKER}}}',
// Abstract macro syntax:
// Inline macro:
// @macro(arg ..)
//
// HTML-like:
// <macro arg=value ../>
//
// HTML-like with body:
// <macro arg=value ..>
// ..text..
// </macro>
//
// XXX should inline macros support named args???
__macro__pattern__:
[[
// @macro(arg ..)
'\\\\?@([a-zA-Z-_]+)\\(([^)]*)\\)'
].join('|'), 'mg'],
// default filters...
//
// NOTE: these are added AFTER the user defined filters...
__filters__: [
'wikiword',
'noscript',
],
__post_filters__: [
//'noscript',
'title',
'editor',
],
// Macros...
//
// XXX add support for sort and reverse attrs in all relavant macros
// (see: macro for details)
macro: {
"pwiki-comment": Macro('hide in pWiki',
[],
function(context, elem, state){
return '' }),
now: Macro('Create a now id',
[],
function(context, elem, state){
return ''+Date.now() }),
// select filter to post-process text...
filter: Macro('Filter to post-process text',
['name'],
function(context, elem, state){
var filter = $(elem).attr('name')
filter[0] == '-' ?
// disabled -- keep at head of list...
state.filters.unshift(filter)
// normal -- tail...
: state.filters.push(filter)
return '' }),
// include page/slot...
//
// NOTE: this will render the page in the caller's context.
// NOTE: included pages are rendered completely independently
// from the including page.
include: Macro('Include page',
['src', 'isolated', 'text'],
function(context, elem, state){
var path = $(elem).attr('src')
// get and prepare the included page...
state.include
.push([elem, context.get(path)])
// return the marker...
return this.__include_marker__ }),
// NOTE: this is similar to include, the difference is that this
// includes the page source to the current context while
// include works in an isolated context
source: Macro('Include page source (without parsing)',
['src'],
function(context, elem, state){
var path = $(elem).attr('src')
return context.get(path)
.map(function(page){
return page.raw })
.join('\n') }),
quote: Macro('Include quoted page source (without parsing)',
['src'],
function(context, elem, state){
elem = $(elem)
var path = elem.attr('src')
return $(context.get(path)
.map(function(page){
return elem
.clone()
.attr('src', page.path)
.text(page.raw)[0] })) }),
/*
// fill/define slot (stage 1)...
//
// XXX which should have priority the arg text or the content???
_slot: Macro('Define/fill slot',
['name', 'text'],
function(context, elem, state, parse){
var name = $(elem).attr('name')
// XXX
text = $(elem).html()
text = text == '' ?
$(elem).attr('text')
: text
text = this.parse(context, text, state, true)
//text = parse(elem)
if(state.slots[name] == null){
state.slots[name] = text
// return a slot macro parsable by stage 2...
//return '<_slot name="'+name+'">'+ text +'</slot>'
return elem
} else if(name in state.slots){
state.slots[name] = text
return '' } }),
//*/
// convert @ macro to html-like + parse content...
slot: Macro('Define/fill slot',
['name', 'text'],
function(context, elem, state, parse){
elem = $(elem)
var name = elem.attr('name')
// XXX
text = elem.html()
text = text.trim() == '' ?
elem.html(elem.attr('text') || '').html()
: text
text = parse(elem)
elem.attr('text', null)
//elem.html(text)
return elem }),
// XXX revise macro definition rules -- see inside...
// XXX do we need macro namespaces or context isolation (for inculdes)???
macro: Macro('Define/fill macro',
['name', 'src', 'sort'],
function(context, elem, state, parse){
elem = $(elem)
var name = elem.attr('name')
var path = elem.attr('src')
var sort = elem.attr('sort')
state.templates = state.templates || {}
// get named macro...
if(name){
// XXX not sure which definition rules to use for macros...
// - first define -- implemented now
// - last define -- as in slots
// - first contenr -- original
//if(elem.html().trim() != ''){
if(elem.html().trim() != ''
// do not redefine...
&& state.templates[name] == null){
state.templates[name] = elem.clone()
} else if(name in state.templates) {
elem = state.templates[name] } }
// fill macro...
if(path){
var pages = context.get(path)
// no matching pages -- show the else block or nothing...
if(pages.length == 0){
var e = elem
.find('else').first().clone()
.attr('src', path)
parse(e, context)
return e }
// see if we need to overload attrs...
sort = sort == null ? (elem.attr('sort') || '') : sort
sort = sort
.split(/\s+/g)
.filter(function(e){ return e && e != '' })
// do the sorting...
pages = sort.length > 0 ? pages.sort(sort) : pages
// fill with pages...
elem = elem.clone()
.find('else')
.remove()
.end()
return $(pages
.map(function(page){
var e = elem.clone()
.attr('src', page.path)
parse(e, page)
return e[0] })) }
return '' }),
},
// Post macros...
//
// XXX this is disabled for now, see end of .parse(..)
post_macro: {
'*': Macro('cleanup...',
[],
function(context, elem, state, parse, match){
if(match != null){
return match[0] == '\\' ?
match.slice(1)
: match }
return elem }),
/*
_slot: Macro('',
['name'],
function(context, elem, state){
var name = $(elem).attr('name')
if(state.slots[name] == null){
return $(elem).html()
} else if(name in state.slots){
return state.slots[name] } }),
//*/
/*
// XXX rename to post-include and post-quote
'page-text': Macro('',
['src'],
function(context, elem, state){
return $(elem)
.html(context.get(elem.attr('src')).text) }),
'page-raw': Macro('',
['src'],
function(context, elem, state){
return $(elem)
.text(context.get(elem.attr('src')).text) }),
//*/
},
// Filters...
//
// Signature:
// filter(text) -> html
//
filter: {
default: 'html',
html: function(context, elem){
return $(elem) },
text: function(context, elem){
return $('<span>')
.append($('<pre>')
.html($(elem).html())) },
// XXX expperimental...
json: function(context, elem){
return $('<span>')
.html($(elem).text()
// remove JS comments...
.replace(/\s*\/\/.*$|\s*\/\*(.|[\n\r])*?\*\/\s*/mg, '')) },
// XXX
nl2br: function(context, elem){
return $('<div>')
.html($(elem)
.html()
.replace(/\n/g, '<br>\n')) },
wikiword: function(context, elem){
return $('<span>')
.html(setWikiWords(
$(elem).html(),
true,
this.__include_marker__)) },
// XXX need to remove all on* event handlers...
noscript: function(context, elem){
return $(elem)
// remove script tags...
.find('script')
.remove()
.end()
// remove js links...
.find('[href]')
.filter(function(i, e){
return /javascript:/i.test($(e).attr('href')) })
.attr('href', '#')
.end()
.end()
// remove event handlers...
// XXX .off() will not work here as we need to remove on* handlers...
},
// XXX move this to a plugin...
markdown: function(context, elem){
var converter = new showdown.Converter({
strikethrough: true,
tables: true,
tasklists: true,
})
return $('<span>')
.html(converter.makeHtml($(elem).html()))
// XXX add click handling to checkboxes...
.find('[checked]')
.parent()
.addClass('checked')
.end()
.end() },
},
// Post-filters...
//
// These are run on the final page.
//
// The main goal is to setup editors and other active stuff that the
// user should not have direct access to, but that should be
// configurable per instance...
//
// for tech and other details see .filter
//
post_filter: {
noscript: function(context, elem){
// XXX
return elem },
// Setup the page title and .title element...
//
// Use the text from:
// 1) set it H1 if it is the first tag in .text
// 2) set it to .location
//
title: function(context, elem){
elem = $(elem)
var title = elem.find('.text h1').first()
// show first H1 as title...
if(elem.find('.text').text().trim().indexOf(title.text().trim()) == 0){
title.detach()
elem.find('.title').html(title.html())
$('title').html(title.text())
// show location...
} else {
$('title').text(context.location) }
return elem },
// XXX this needs save/reload...
editor: function(context, elem){
// XXX title
// - on focus set it to .title
// XXX text
// XXX raw
// XXX checkbox
return elem },
},
//
// Parsing:
// 1) expand macros
// 2) apply filters
// 3) merge and parse included pages:
// 1) expand macros
// 2) apply filters
// 4) fill slots
// 5) expand post-macros
//
// NOTE: stage 4 parsing is executed on the final merged page only
// once. i.e. it is not performed on the included pages.
// NOTE: included pages are parsed in their own context.
// NOTE: slots are parsed in the context of their containing page
// and not in the location they are being placed.
//
// XXX support quoted text...
// XXX need to quote regexp chars of .__include_marker__...
// XXX include recursion is detected but path recursion is not at
// this point...
// e.g. the folowing paths resolve to the same page:
// /SomePage
// /SomePage/SomePage
// or any path matching:
// /\/(SomePage\/)+/
parse: function(context, text, state, skip_post, pattern){
var that = this
state = state || {}
state.filters = state.filters || []
//state.slots = state.slots || {}
state.include = state.include || []
state.seen = state.seen || []
//pattern = pattern || RegExp('@([a-zA-Z-_]+)\\(([^)]*)\\)', 'mg')
pattern = pattern
|| RegExp.apply(null, this.__macro__pattern__)
// XXX need to quote regexp chars...
var include_marker = RegExp(this.__include_marker__, 'g')
var parsed =
typeof(text) == typeof('str') ?
$('<span>').html(text)
: text
var _parseText = function(context, text, macro){
return text.replace(pattern, function(match){
// quoted macro...
if(match[0] == '\\' && macro['*'] == null){
return match.slice(1) }
//return match }
// XXX parse match...
var d = match.match(/@([a-zA-Z-_:]*)\(([^)]*)\)/)
var name = d[1]
if(name in macro || '*' in macro){
var elem = $('<'+name+'/>')
name = name in macro ? name : '*'
// format positional args....
var a = d[2]
.split(/((['"]).*?\2)|\s+/g)
// cleanup...
.filter(function(e){
return e
&& e != ''
&& !/^['"]$/.test(e)})
// remove quotes...
.map(function(e){
return /^(['"]).*\1$/.test(e) ?
e.slice(1, -1)
: e })
// add the attrs to the element...
name != '*'
&& a.forEach(function(e, i){
var k = ((macro[name] || {}).macro_args || [])[i]
k && elem.attr(k, e) })
// call macro...
var res = macro[name]
.call(that, context, elem, state,
function(elem, c){
return _parse(c || context, elem, macro) },
match)
return res instanceof jQuery ?
// merge html of the returned set of elements...
res
.map(function(i, e){
return e.outerHTML })
.toArray()
.join('\n')
: typeof(res) != typeof('str') ?
res.outerHTML
: res }
return match }) }
// NOTE: this modifies parsed in-place...
var _parse = function(context, parsed, macro){
$(parsed).contents().each(function(_, e){
// #text / comment node -> parse the @... macros...
if(e.nodeType == e.TEXT_NODE
|| e.nodeType == e.COMMENT_NODE){
// get actual element content...
var text = $('<div>').append($(e).clone()).html()
// conditional comment...
if(e.nodeType == e.COMMENT_NODE
&& /^<!--\s*\[pWiki\[(.|\n)*\]\]\s*-->$/.test(text)){
text = text
.replace(/^<!--\s*\[pWiki\[/, '')
.replace(/\]\]\s*-->$/, '') }
$(e).replaceWith(_parseText(context, text, macro))
// node -> html-style + attrs...
} else {
var name = e.nodeName.toLowerCase()
// parse attr values...
for(var i=0; i < e.attributes.length; i++){
var attr = e.attributes[i]
attr.value = _parseText(context, attr.value, macro) }
// macro match -> call macro...
if(name in macro){
$(e).replaceWith(macro[name]
.call(that, context, e, state,
function(elem, c){
return _parse(c || context, elem, macro) }))
// normal tag -> sub-tree...
} else {
_parse(context, e, macro) } } })
return parsed }
var _filter = function(lst, filters){
lst
// unique -- leave last occurance..
.filter(function(k, i, lst){
return k[0] != '-'
// filter dupplicates...
&& lst.slice(i+1).indexOf(k) == -1
// filter disabled...
&& lst.slice(0, i).indexOf('-' + k) == -1 })
// unique -- leave first occurance..
//.filter(function(k, i, lst){ return lst.slice(0, i).indexOf(k) == -1 })
// apply the filters...
.forEach(function(f){
var k = f
// get filter aliases...
var seen = []
while(typeof(k) == typeof('str')
&& seen.indexOf(k) == -1){
seen.push(k)
k = filters[k] }
// could not find the filter...
if(!k){
//console.warn('Unknown filter:', f)
return }
// use the filter...
parsed = k.call(that, context, parsed) }) }
// macro stage...
_parse(context, parsed, this.macro)
// filter stage...
_filter(state.filters.concat(this.__filters__), this.filter)
// merge includes...
parsed
.html(parsed.html()
.replace(include_marker,
function(){
var page = state.include.shift()
var elem = $(page.shift())
page = page.pop()
var isolated = elem.attr('isolated') == 'true'
var seen = state.seen.slice()
if(seen.indexOf(page.path) >= 0){
return elem.html() }
seen.push(page.path)
return page.map(function(page){
return $('<div>')
.append(elem
.clone()
.attr('src', page.path)
.append(that
.parse(page,
page.raw,
{
//slots: !isolated ? state.slots : {},
templates: state.templates,
seen: seen,
},
!isolated)))
//true)))
.html() })
.join('\n') }))
// post processing...
if(!skip_post){
// fill slots...
// XXX need to prevent this from processing slots in editable
// elements...
slots = {}
// get slots...
parsed.find('slot')
.each(function(i, e){
e = $(e)
// XXX not sure about this...
// ...check if it prevents correct slot parsing
// within an isolated include...
if(e.parents('[isolated="true"]').length > 0){
return }
var n = e.attr('name')
n in slots
&& e.detach()
slots[n] = e })
// place slots...
parsed.find('slot')
.each(function(i, e){
e = $(e)
// XXX not sure about this...
// ...check if it prevents correct slot parsing
// within an isolated include...
if(e.parents('[isolated="true"]').length > 0){
return }
var n = e.attr('name')
e.replaceWith(slots[n]) })
// post-macro...
// XXX for some odd reason this clears the backslash from
// quoted macros in raw fields...
//this.post_macro
// && _parse(context, parsed, this.post_macro)
}
// post-filter stage...
// XXX get list from context.config...
_filter(this.__post_filters__, this.post_filter)
// XXX shuld we get rid of the root span???
return parsed.contents() },
}
/*********************************************************************/
// XXX not sure about these...
// XXX add docs...
// XXX need to handle case:
// .data is function + function returns a page
// -> "redirect" to that page
// ...is changing .path a good idea for redirecting???
var BaseData = {
// Macro acces to standard page attributes (paths)...
'System/title': function(){
return this.get('..').title },
'System/path': function(){
return this.dir },
'System/dir': function(){
return this.get('..').dir },
'System/location': function(){
return this.dir },
'System/resolved': function(){
return this.get('..').acquire() },
// page data...
//
// NOTE: special case: ./raw is treated a differently when getting .text
// i.e:
// .get('./raw').text
// is the same as:
// .get('.').raw
'System/raw': function(){
return this.get('..').raw },
'System/text': function(){
return this.get('..').text },
// XXX move this to Wiki.children + rename...
'System/list': function(){
var p = this.dir
return Object.keys(this.__wiki_data)
.map(function(k){
return k.indexOf(p) == 0 ?
path2lst(k.slice(p.length)).shift()
: null })
.filter(function(e){
return e != null })
.sort()
.map(function(e){
return '['+ e +']' })
.join('<br>') },
// list links to this page...
'System/links': function(){
var that = this
var p = this.dir
var res = []
var wiki = this.__wiki_data
Object.keys(wiki).forEach(function(k){
;(wiki[k].links || [])
.forEach(function(l){
;(l == p
|| that
.get(path2lst(l).slice(0, -1))
.acquire('./'+path2lst(l).pop()) == p)
&& res.push([l, k]) }) })
return res
//.map(function(e){ return '['+ e[0] +'] <i>from page: ['+ e[1] +']</i>' })
.map(function(e){
return '['+ e[1] +'] <i>-&gt; ['+ e[0] +']</i>' })
.sort()
.join('<br>') },
// Page modifiers/actions...
// XXX these needs redirecting...
//'System/sort': function(){ return this.get('..').sort() },
//'System/reverse': function(){ return this.get('..').reverse() },
/*
'System/delete': function(){
var p = this.dir
delete this.__wiki_data[p]
return this.get('..') },
//*/
}
// data store...
// Format:
// {
// <path>: {
// text: <text>,
//
// links: [
// <offset>: <link>,
// ],
// }
// }
//
// XXX add .json support...
/*
var data = {
// XXX might be a good idea to use this for outline...
'Templates/tree': {
//text: '<macro src="../**"> [@source(./path)]<br> </macro>\n'
text: ''
+'<div class="sortable">\n'
+'<macro src="../*">\n'
+'<div class="item">\n'
+'<span class="sort-handle">&#x2630;</span> \n'
+'<a href="#@source(./path)">@source(./title)</a>\n'
+'<span class="separator"/>\n'
+'<a class="button" href="#@source(./path)/delete">&times;</a>\n'
+'</div>\n'
+'<div style="padding-left: 30px">\n'
+'<include '
+'style="display:block" '
+'src="@source(./path)/tree" '
+'/>\n'
+'</div>\n'
+'</macro>\n'
+'</div>\n'
},
// XXX this is essentially identical to pages, except for the path...
'Templates/all_pages': {
//text: '<macro src="../**"> [@source(./path)]<br> </macro>\n'
text: ''
+'<macro src="../**">\n'
+'<div class="item">\n'
+'[@source(./path)]\n'
+'<span class="separator"/>\n'
+'<a class="button" href="#@source(./path)/delete">&times;</a>\n'
+'</div>\n'
+'</macro>\n'
},
// XXX experimental...
// XXX need sorting...
'Templates/outline': {
text: ''
+'<macro name="item-pre-controls"/>\n'
+'\n'
+'<macro name="item-content">\n'
+'<include '
+'class="raw" '
+'contenteditable tabindex="0" '
+'style="display:inline-block" '
+'saveto="@source(./path)" '
+'src="."'
+'/>\n'
+'</macro>\n'
+'\n'
+'<macro name="item-post-controls">\n'
+'<a class="button" href="#@source(./path)/delete">&times;</a>\n'
+'</macro>\n'
+'\n'
+'\n'
+'<div>\n'
// XXX select all on focus...
+'<span class="raw" contenteditable tabindex="0" '
+'saveto="@source(../path)/@now()" style="display:inline-block">\n'
+'+\n'
+'</span>\n'
+'</div>\n'
//+'<br>\n'
+'<div class="sortable">\n'
+'<macro src="../*">\n'
+'<div class="item">\n'
+'<div>\n'
+'<span class="sort-handle">&#x2630;</span>\n'
+'<macro name="item-pre-controls" src="."/>\n'
+'<macro name="item-content" src="."/>\n'
+'<span class="separator"/>\n'
+'<macro name="item-post-controls" src="."/>\n'
+'</div>\n'
+'<div style="padding-left: 30px">\n'
+'<include '
+'style="display:block" '
+'src="@source(./path)/outline" '
+'/>\n'
+'</div>\n'
+'</div>\n'
// XXX do we need this or should we just use CSS???
//+'<else>\n'
// +'<i>No items yet...</i>\n'
//+'</else>\n'
+'</macro>\n'
+'</div>\n'
+'\n',
},
// XXX see inside...
'Templates/todo': {
text: ''
// XXX this feels wrong...
// ...and this will not wirk well with macro override rules...
+'<macro name="item-pre-controls">\n'
+' <input type="checkbox"/>\n'
+'</macro>\n'
+'\n'
+'<include src="../outline">\n'
},
// Views...
// XXX experimental...
'Templates/_outline': {
text: ''
+'<include src="../_view"/>\n'
+'\n'
// XXX temporary until I figure out how to deal with the saveto=".."
// in implicit vs. explicit _view
+'<slot name="title" class="title" contenteditable saveto="..">'
+'@source(../title)'
+'</slot>\n'
+'\n'
+'<slot name="page-content">\n'
+'@include(../outline)'
+'</slot>'
+'\n',
},
'Templates/_todo': {
text: ''
+'<include src="../_view"/>\n'
+'\n'
// XXX temporary until I figure out how to deal with the saveto=".."
// in implicit vs. explicit _view
+'<slot name="title" class="title" contenteditable saveto="..">'
+'@source(../title)'
+'</slot>\n'
+'\n'
+'<slot name="page-content">\n'
+'@include(../todo)'
+'</slot>'
+'\n'
},
}
//*/
data = {}
data.__proto__ = BaseData
// XXX experimental...
// ...for some reason these are called twice...
var PathActions = {
// XXX
test: function(){
var p = path2lst(this.location)
console.log('!!! TEST !!!')
this.location = p.slice(0, -1) },
delete: function(){
var p = normalizePath(path2lst(this.location).slice(0, -1))
console.log('!!! DELETE: %s !!!', p)
delete this.__wiki_data[p]
this.location = p },
}
/*********************************************************************/
// XXX add .json support...
var Wiki = {
__wiki_data: data,
__config_page__: 'System/settings',
__home_page__: 'WikiHome',
__default_page__: 'EmptyPage',
// Special sub-paths to look in on each level...
__acquesition_order__: [
'Templates',
],
__post_acquesition_order__: [
],
// XXX should this be read only???
__system__: 'System',
//__redirect_template__: 'RedirectTemplate',
__wiki_link__: RegExp('('+[
'\\\\?(\\./|\\.\\./|[A-Z][a-z0-9]+[A-Z/])[a-zA-Z0-9/]*',
'\\\\?\\[[^\\]]+\\]',
].join('|') +')', 'g'),
__macro_parser__: macro,
// Resolve path variables...
//
// Supported vars:
// $NOW - resolves to 'P'+Date.now()
//
resolvePathVars: function(path){
return path
.replace(/\$NOW|\$\{NOW\}/g, ''+Date.now()) },
resolvePathActions: function(){
// XXX this can happen when we are getting '.../*' of an empty item...
if(this.path == null){
return this }
var p = path2lst(this.path).pop()
if(p in PathActions){
return PathActions[p].call(this) }
return this },
// Resolve '.' and '..' relative to current page...
//
// NOTE: '.' is relative to .path and not to .dir
// NOTE: this is a method as it needs the context to resolve...
resolveDotPath: function(path){
path = normalizePath(path)
// '.' or './*'
return path == '.' || /^\.\//.test(path) ?
//path.replace(/^\./, this.dir)
path.replace(/^\./, this.path)
// '..' or '../*'
: path == '..' || /^\.\.\//.test(path) ?
//path.replace(/^\.\./,
// normalizePath(path2lst(this.dir).slice(0, -1)))
path.replace(/^\.\./, this.dir)
: path },
// Get list of paths resolving '*' and '**'
//
// XXX should we list parent pages???
// XXX should this acquire stuff???
// XXX should this support sorting and reversing???
resolveStarPath: function(path){
// no pattern in path -> return as-is...
if(path.indexOf('*') < 0){
return [ path ] }
// get the tail...
var tail = path.split(/\*/g).pop()
tail = tail == path ? '' : tail
var pattern = RegExp('^'
+normalizePath(path)
// quote regexp chars...
.replace(/([\.\\\/\(\)\[\]\$\+\-\{\}\@\^\&\?\<\>])/g, '\\$1')
// convert '*' and '**' to regexp...
.replace(/\*\*/g, '.*')
.replace(/^\*|([^.])\*/g, '$1[^\\/]*')
+'$')
var data = this.__wiki_data
return Object.keys(data)
// XXX is this correct???
.concat(Object.keys(data.__proto__)
// do not repeat overloaded stuff...
.filter(function(e){
return !data.hasOwnProperty(e) }))
.map(function(p){
return tail != '' ?
normalizePath(p +'/'+ tail)
: p })
.filter(function(p){
return pattern.test(p) }) },
// current location...
get location(){
return this.__location
|| this.__home_page__ },
set location(value){
delete this.__order
delete this.__order_by
this.__location = this.resolvePathVars(this.resolveDotPath(value))
this.resolvePathActions() },
get data(){
return this.__wiki_data[this.acquire()] },
attr: function(name, value){
// no args...
if(arguments.length == 0){
return this
// name...
} else if(arguments.length == 1
&& typeof(name) == typeof('str')){
return this.data[name]
// object...
} else if(arguments.length == 1){
var that = this
Object.keys(name).forEach(function(k){
that.data[k] = name[k] })
// name value pair...
} else {
this.data[name] = value }
return this },
// XXX experimental...
get config(){
try{
return JSON.parse(this.get(this.__config_page__).code) || {}
} catch(err){
console.error('CONFIG:', err)
return {} } },
clone: function(){
var o = Object.create(Wiki)
o.location = this.location
//o.__location_at = this.__location_at
// XXX
o.__parent = this
if(this.__order){
o.__order = this.__order.slice() }
return o },
end: function(){
return this.__parent
|| this },
// page path...
//
// Format:
// <dir>/<title>
//
// NOTE: changing this will move the page to the new path and change
// .location acordingly...
// NOTE: same applies to path parts below...
// NOTE: changing path will update all the links to the moving page.
// NOTE: if a link can't be updated without a conflit then it is left
// unchanged, and a redirect page will be created.
//
// XXX this can be null if we are getting '.../*' of an empty item...
get path(){
return (this.__order
|| this.resolveStarPath(this.location))[this.at()] },
// XXX should link updating be part of this???
// XXX use a template for the redirect page...
// XXX need to skip explicit '.' and '..' paths...
set path(value){
value = this.resolvePathVars(this.resolveDotPath(value))
var l = this.location
if(value == l || value == ''){
return }
// old...
var otitle = this.title
var odir = this.dir
if(this.exists(l)){
this.__wiki_data[value] = this.__wiki_data[l] }
this.location = value
// new...
var ntitle = this.title
var ndir = this.dir
var redirect = false
// update links to this page...
this.pages(function(page){
//this.get('**').map(function(page){
// skip the old page...
if(page.location == l){
return }
page.raw = page.raw.replace(page.__wiki_link__, function(lnk){
var from = lnk[0] == '[' ? lnk.slice(1, -1) : lnk
// get path/title...
var p = path2lst(from)
var t = p.pop()
p = normalizePath(p)
var target = page.get(p).acquire('./'+t)
// page target changed...
// NOTE: this can happen either when a link was an orphan
// or if the new page path shadowed the original
// target...
// XXX should we report the exact condition here???
if(target == value){
console.log('Link target changed:', lnk, '->', value)
return lnk
// skip links that do not resolve to target...
} else if(page.get(p).acquire('./'+t) != l){
return lnk }
// format the new link...
var to = p == '' ? ntitle : p +'/'+ ntitle
to = lnk[0] == '[' ? '['+to+']' : to
// explicit link change -- replace...
if(from == l){
//console.log(lnk, '->', to)
return to
// path did not change -- change the title...
} else if(ndir == odir){
// conflict: the new link will not resolve to the
// target page...
if(page.get(p).acquire('./'+ntitle) != value){
console.log('ERR:', lnk, '->', to,
'is shadowed by:', page.get(p).acquire('./'+ntitle))
// XXX should we add a note to the link???
redirect = true
// replace title...
} else {
//console.log(lnk, '->', to)
return to }
// path changed -- keep link + add redirect page...
} else {
redirect = true }
// no change...
return lnk }) })
// redirect...
//
// XXX should we use a template here???
// ...might be a good idea to set a .redirect attr and either
// do an internal/transparent redirect or show a redirect
// template
// ...might also be good to add an option to fix the link from
// the redirect page...
if(redirect){
console.log('CREATING REDIRECT PAGE:', l, '->', value, '')
this.__wiki_data[l].raw = 'REDIRECT TO: ' + value
+'<br>'
+'<br><i>NOTE: This page was created when renaming the target '
+'page that resulted new link being broken (i.e. resolved '
+'to a different page from the target)</i>'
this.__wiki_data[l].redirect = value
// cleaup...
} else {
delete this.__wiki_data[l] } },
// path parts: directory...
//
// NOTE: see .path for details...
get dir(){
return path2lst(this.path).slice(0, -1).join('/') },
set dir(value){
this.path = value +'/'+ this.title },
// path parts: title...
//
// NOTE: see .path for details...
get title(){
return path2lst(this.path).pop() },
set title(value){
if(value == '' || value == null){
return }
this.path = this.dir +'/'+ value },
// page content...
//
get raw(){
var data = this.data
data = data instanceof Function ?
data.call(this, this)
: data
return typeof(data) == typeof('str') ?
data
: data != null ?
('raw' in data ?
data.raw
: data.text)
: '' },
set raw(value){
var l = this.location
// prevent overwriting actions...
if(this.data instanceof Function){
return }
this.__wiki_data[l] = this.__wiki_data[l] || {}
this.__wiki_data[l].text = value
// cache links...
delete this.__wiki_data[l].links
this.__wiki_data[l].links = this.links },
get text(){
//return this.parse()
// special case: if we are getting ./raw then do not parse text...
return this.title == 'raw' ?
this.raw
: this.__macro_parser__.parse(this, this.raw) },
get code(){
return this.text.text() },
get checked(){
return this.data.checked },
set checked(value){
this.data.checked = value },
// NOTE: this is set by setting .text
get links(){
var data = this.data || {}
var links = data.links = data.links
|| (this.raw.match(this.__wiki_link__) || [])
// unwrap explicit links...
.map(function(e){
return e[0] == '[' ?
e.slice(1, -1)
: e })
// unique...
.filter(function(e, i, l){
return l.slice(0, i).indexOf(e) == -1 })
return links },
// navigation...
get parent(){
return this.get('..') },
get children(){
return this
.get('./*') },
get siblings(){
return this
.get('../*') },
// NOTE: .get() is not the same as .clone() in that .get() will resolve
// the path to a specific location while .clone() will keep
// everything as-is...
//
// XXX add prpper insyantiation ( .clone() )...
get: function(path){
//var o = Object.create(this)
var o = this.clone()
// NOTE: this is here to resolve path patterns...
o.location = this.path
o.location = path || this.path
return o },
exists: function(path){
return normalizePath(path || this.path) in this.__wiki_data },
// get title from dir and then go up the tree...
//
// XXX should we also acquire each path part???
acquire: function(path, no_default){
var that = this
// handle paths and relative paths...
var p = this.get(path)
var title = p.title
path = path2lst(p.dir)
var acquire_from = this.__acquesition_order__ || []
var post_acquire_from = this.__post_acquesition_order__ || []
var data = this.__wiki_data
var _get = function(path, title, lst){
lst = (lst == null || lst.length == 0) ?
['']
: lst
for(var i=0; i < lst.length; i++){
var p = path.concat([lst[i], title])
if(that.exists(p)){
p = normalizePath(p)
return that.__wiki_data[p]
&& p } } }
while(true){
// get title from path...
var p = _get(path, title)
// get title from special paths in path...
|| _get(path, title, acquire_from)
if(p != null){
return p }
if(path.length == 0){
break }
path.pop() }
// default paths...
var p = _get(
path,
title,
post_acquire_from)
// system path...
|| this.__system__
&& _get([this.__system__],
title)
// NOTE: this may be null...
return p
|| ((!no_default && title != this.__default_page__) ?
this.acquire('./'+this.__default_page__)
: null) },
// iteration...
get length(){
return (this.__order
|| this.resolveStarPath(this.location))
.length },
// get/set postion in list of pages...
// XXX do we need to min/max normalize n??
at: function(n){
// get position...
if(n == null){
return this.__location_at || 0 }
var l = this.length
// end of list...
if(n >= l || n < -l){
return null }
var res = this.clone()
n = n < 0 ? l - n : n
// XXX do we min/max n???
n = Math.max(n, 0)
n = Math.min(l-1, n)
res.__location_at = n
return res },
prev: function(){
var i = this.at() - 1
// NOTE: need to guard against overflows...
return i >= 0 ?
this.at(i)
: null },
next: function(){
return this.at(this.at() + 1) },
map: function(func){
var res = []
for(var i=0; i < this.length; i++){
var page = this.at(i)
res.push(func.call(page, page, i)) }
return res },
filter: function(func){
var res = []
for(var i=0; i < this.length; i++){
var page = this.at(i)
func.call(page, page, i)
&& res.push(page) }
return res },
forEach: function(func){
this.map(func)
return this },
// sorting...
// XXX make these not affect the general order unless they have to...
// XXX add a reverse method...
__default_sort_methods__: ['path'],
__sort_methods__: {
title: function(a, b){
return a.page.title < b.page.title ?
-1
: a.page.title > b.page.title ?
1
: 0 },
path: function(a, b){
return a.page.path < b.page.path ?
-1
: a.page.path > b.page.path ?
1
: 0 },
// XXX
checked: function(a, b){
// XXX chech if with similar states the order is kept....
return a.page.checked == b.page.checked ?
0
: a.page.checked ?
1
: -1 },
// XXX date, ...
// XXX use manual order and palce new items (not in order) at
// top/bottom (option)...
// XXX store the order in .__wiki_data
manual: function(a, b){
// XXX
return 0 },
},
// Sort siblings...
//
// Sort pages via default method
// .sort()
// -> page
//
// Sort pages via method
// .sort(method)
// -> page
//
// Sort pages via method1, then method2, ...
// .sort(method1, method2, ...)
// -> page
// NOTE: the next method is used iff the previous returns 0,
// i.e. the items are equal.
//
// To reverse a specific method, prepend it's name with "-", e.g.
// "title" will do the default ascending sort while "-title" will do
// a descending sort.
// This is different from the "reverse" method which will simply
// reverse the result.
//
// NOTE: the sort is local to the returned object.
// NOTE: the sorted object may loose sync form the actual wiki as the
// list of siblings is cached.
// ...the resulting object is not to be stored for long.
sort: function(){
var that = this
var res = this.clone()
var path = res.path
var methods = arguments[0] instanceof Array ?
arguments[0]
: [].slice.call(arguments)
res.__order_by = methods = methods.length == 0 ?
this.__default_sort_methods__
: methods
res.update()
return res },
reverse: function(){
var res = this.clone()
res.__order_by = (this.__order_by || []).slice()
var i = res.__order_by.indexOf('reverse')
i >= 0 ?
res.__order_by.splice(i, 1)
: res.__order_by.push('reverse')
res.update()
return res },
// XXX not sure if this is the way to go...
update: function(){
var that = this
if(this.__order || this.__order_by){
var path = this.path
var reverse = false
var methods = (this.__order_by || this.__default_sort_methods__)
.map(function(m){
var reversed = m[0] == '-'
m = reversed ? m.slice(1) : m
if(m == 'reverse'){
reverse = !reverse
return null }
m = typeof(m) == typeof('str') ?
that.__sort_methods__[m]
: m instanceof Function ?
m
: null
return m != null ?
(reversed ?
function(){
return -m.apply(this, arguments) }
: m)
: m })
.filter(function(m){
return !!m })
this.__order = this.resolveStarPath(this.location)
if(methods.length > 0){
var method = function(a, b){
for(var i=0; i < methods.length; i++){
var res = methods[i].call(that, a, b)
if(res != 0){
return res } }
// keep order if nothing else works...
return a.i - b.i }
this.__order = this.__order
.map(function(t, i){
return {
i: i,
page: that.get(t),
} })
.sort(method)
.map(function(t){
return t.page.path }) }
reverse
&& this.__order.reverse()
this.__location_at = this.__order.indexOf(path) }
return this },
// serialization...
// XXX need to account for '*' and '**' in path...
// XXX
json: function(path){
return path == null ?
JSON.parse(JSON.stringify(this.__wiki_data))
: path == '.' ?
{
path: this.location,
text: this.raw,
}
: {
path: path,
text: (this.__wiki_data[path] || {}).raw,
} },
// XXX should we inherit from the default???
load: function(json){
this.__wiki_data = json },
// iteration...
// XXX this is not page specific, might need refactoring...
pages: function(callback){
var that = this
Object.keys(this.__wiki_data)
.forEach(function(location){
// XXX not sure if this is the right way to go...
//var o = Object.create(that)
var o = that.clone()
o.location = location
callback.call(o, o) })
return this },
}
/**********************************************************************
* vim:set ts=4 sw=4 : */
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