mirror of
https://github.com/flynx/pWiki.git
synced 2025-10-29 18:10:09 +00:00
726 lines
17 KiB
JavaScript
Executable File
726 lines
17 KiB
JavaScript
Executable File
/**********************************************************************
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*
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*
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*
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**********************************************************************/
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//var DEBUG = DEBUG != null ? DEBUG : true
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var clearWikiWords = elem => {
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// clear existing...
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elem.find('.WikiWord').each(function(){
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$(this).attr('braced') == 'yes' ?
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$(this).replaceWith(['['].concat(this.childNodes, [']']))
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: $(this).replaceWith(this.childNodes)
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})
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return elem
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}
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var setWikiWords = (text, show_brackets) =>
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text
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// set new...
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.replace(
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Wiki.__wiki_link__,
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function(l){
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return '<a '
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+'class="WikiWord" '
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+'href="#" '
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+'braced="'+ (show_brackets && l[0] == '[' ? 'yes' : 'no') +'"'
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+'onclick="go($(this).text().replace(/^\\[|\\]$/g, \'\'))">'
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+ (show_brackets && l[0] == '[' ? l.slice(1, -1) : l)
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+'</a>'
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})
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/*********************************************************************/
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// XXX not sure about these...
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var BaseData = {
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'System/title': function(){
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return this.get('..').title },
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'System/path': function(){
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return this.dir },
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'System/dir': function(){
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return this.get('..').dir },
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'System/location': function(){
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return this.dir },
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'System/resolved': function(){
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return this.get('..').acquire() },
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'System/raw': function(){
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return this.get('..').raw },
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'System/text': function(){
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return this.get('..').text },
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'System/list': function(){
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var p = this.dir
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return Object.keys(this.__wiki_data)
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.map(function(k){
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if(k.indexOf(p) == 0){
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return path2lst(k.slice(p.length)).shift()
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}
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return null
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})
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.filter(e => e != null)
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.sort()
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.map(e => '['+ e +']')
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.join('<br>')
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},
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'System/tree': function(){
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var p = this.dir
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return Object.keys(this.__wiki_data)
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.map(function(k){
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if(k.indexOf(p) == 0){
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return k
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}
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return null
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})
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.filter(e => e != null)
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.sort()
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.map(e => '['+ e +']')
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.join('<br>')
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},
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'System/links': function(){
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var that = this
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var p = this.dir
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var res = []
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var wiki = this.__wiki_data
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Object.keys(wiki).forEach(function(k){
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(wiki[k].links || []).forEach(function(l){
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(l == p || that.get(path2lst(l).slice(0, -1)).acquire('./'+path2lst(l).pop()) == p)
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&& res.push([l, k])
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})
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})
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return res
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//.map(e => '['+ e[0] +'] <i>from page: ['+ e[1] +']</i>')
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.map(e => '['+ e[1] +'] <i>-> ['+ e[0] +']</i>')
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.sort()
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.join('<br>')
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},
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// XXX this needs a redirect...
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'System/delete': function(){
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var p = this.dir
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delete this.__wiki_data[p]
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},
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}
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// data store...
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// Format:
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// {
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// <path>: {
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// text: <text>,
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//
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// links: [
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// <offset>: <link>,
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// ],
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// }
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// }
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var data = {
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'Templates/EmptyPage': {
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text: 'Page [@include(./path)] is empty.' +'<br><br>'
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+'Links to this page:' +'<br>'
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+'@include(./links)' +'<br><br>'
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+'---' +'<br>'
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+'WikiHome',
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},
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'Templates/_view': {
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text: '\n'
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+'<div>/@include(../path) ([../_edit])</div>\n'
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+'<hr>\n'
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+'<h1>@include(../title)</h1>\n'
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+'<br>\n'
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+'<div>@include(../text)</div>\n'
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+'\n',
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},
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'Templates/_edit': {
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text: '\n'
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+'<div>/@include(../path) ([../_view])</div>\n'
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+'<hr>\n'
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+'<h1 contenteditable>@include(../title)</h1>\n'
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+'<br>\n'
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+'<div class="raw" contenteditable>@include(../text)</div>\n'
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+'<script>\n'
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+'\t$(".raw").text($(".raw").html())\n'
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+'</script>\n'
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+'',
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},
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}
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data.__proto__ = BaseData
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/*********************************************************************/
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var path2lst = path =>
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(path instanceof Array ? path : path.split(/[\\\/]+/g))
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// handle '..' (lookahead) and trim path elements...
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// NOTE: this will not touch the leading '.' or '..'
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.map((p, i, l) =>
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(i > 0 && (p.trim() == '..' || p.trim() == '.')
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|| (l[i+1] || '').trim() == '..') ?
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null
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: p.trim())
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// cleanup and clear '.'...
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.filter(p =>
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p != null && p != '')
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var normalizePath = path =>
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path2lst(path).join('/')
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/*********************************************************************/
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var Wiki = {
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__wiki_data: data,
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__home_page__: 'WikiHome',
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__default_page__: 'EmptyPage',
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// Special sub-paths to look in on each level...
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__acquesition_order__: [
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'Templates',
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],
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__post_acquesition_order__: [
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],
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// XXX should this be read only???
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__system__: 'System',
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//__redirect_template__: 'RedirectTemplate',
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__wiki_link__: RegExp('('+[
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'(\\./|\\.\\./|[A-Z][a-z0-9]+[A-Z/])[a-zA-Z0-9/]*',
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'\\[[^\\]]+\\]',
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].join('|') +')', 'g'),
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// Resolve '.' and '..' relative to current page...
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//
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// NOTE: '.' is relative to .path and not to .dir
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// NOTE: this is a method as it needs the context to resolve...
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resolveDotPath: function(path){
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path = normalizePath(path)
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// '.' or './*'
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return path == '.' || /^\.\//.test(path) ?
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//path.replace(/^\./, this.dir)
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path.replace(/^\./, this.path)
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// '..' or '../*'
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: path == '..' || /^\.\.\//.test(path) ?
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//path.replace(/^\.\./,
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// normalizePath(path2lst(this.dir).slice(0, -1)))
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path.replace(/^\.\./, this.dir)
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: path
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},
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// current location...
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get location(){
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return this.__location || this.__home_page__ },
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set location(value){
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this.__location = this.resolveDotPath(value) },
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get data(){
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return this.__wiki_data[this.acquire()] },
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// page path...
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//
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// Format:
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// <dir>/<title>
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//
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// NOTE: changing this will move the page to the new path and change
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// .location acordingly...
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// NOTE: same applies to path parts below...
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// NOTE: changing path will update all the links to the moving page.
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// NOTE: if a link can't be updated without a conflit then it is left
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// unchanged, and a redirect page will be created.
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get path(){
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return this.location },
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// XXX should lik updating be part of this???
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// XXX use a template for the redirect page...
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set path(value){
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value = this.resolveDotPath(value)
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var l = this.location
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if(value == l){
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return
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}
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// old...
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var otitle = this.title
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var odir = this.dir
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if(this.exists(l)){
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this.__wiki_data[value] = this.__wiki_data[l]
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}
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this.location = value
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// new...
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var ntitle = this.title
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var ndir = this.dir
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var redirect = false
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// update links to this page...
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this.pages(function(page){
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// skip the old page...
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if(page.location == l){
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return
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}
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page.raw = page.raw.replace(page.__wiki_link__, function(lnk){
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var from = lnk[0] == '[' ? lnk.slice(1, -1) : lnk
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// get path/title...
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var p = path2lst(from)
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var t = p.pop()
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p = normalizePath(p)
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var target = page.get(p).acquire('./'+t)
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// page target changed...
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// NOTE: this can happen either when a link was an orphan
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// or if the new page path shadowed the original
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// target...
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// XXX should we report the exact condition here???
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if(target == value){
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console.log('Link target changed:', lnk, '->', value)
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return lnk
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// skip links that do not resolve to target...
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} else if(page.get(p).acquire('./'+t) != l){
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return lnk
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}
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// format the new link...
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var to = p == '' ? ntitle : p +'/'+ ntitle
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to = lnk[0] == '[' ? '['+to+'}' : to
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// explicit link change -- replace...
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if(from == l){
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//console.log(lnk, '->', to)
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return to
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// path did not change -- change the title...
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} else if(ndir == odir){
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// conflict: the new link will not resolve to the
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// target page...
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if(page.get(p).acquire('./'+ntitle) != value){
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console.log('ERR:', lnk, '->', to,
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'is shadowed by:', page.get(p).acquire('./'+ntitle))
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// XXX should we add a note to the link???
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redirect = true
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// replace title...
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} else {
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//console.log(lnk, '->', to)
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return to
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}
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// path changed -- keep link + add redirect page...
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} else {
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redirect = true
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}
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// no change...
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return lnk
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})
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})
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// redirect...
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//
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// XXX should we use a template here???
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// ...might be a good idea to set a .redirect attr and either
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// do an internal/transparent redirect or show a redirect
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// template
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// ...might also be good to add an option to fix the link from
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// the redirect page...
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if(redirect){
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console.log('CREATING REDIRECT PAGE:', l, '->', value, '')
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this.__wiki_data[l].raw = 'REDIRECT TO: ' + value
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+'<br>'
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+'<br><i>NOTE: This page was created when renaming the target '
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+'page that resulted new link being broken (i.e. resolved '
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+'to a different page from the target)</i>'
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this.__wiki_data[l].redirect = value
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// cleaup...
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} else {
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delete this.__wiki_data[l]
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}
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},
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// path parts: directory...
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//
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// NOTE: see .path for details...
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get dir(){
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return path2lst(this.location).slice(0, -1).join('/') },
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set dir(value){
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this.path = value +'/'+ this.title },
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// path parts: title...
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//
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// NOTE: see .path for details...
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get title(){
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return path2lst(this.location).pop() },
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set title(value){
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this.path = this.dir +'/'+ value },
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// page content...
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get raw(){
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var data = this.data
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return data instanceof Function ? data.call(this, this)
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: typeof(data) == typeof('str') ? data
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: data != null ? data.text
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: ''
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},
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set raw(value){
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var l = this.location
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// prevent overwriting actions...
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if(this.data instanceof Function){
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return
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}
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this.__wiki_data[l] = this.__wiki_data[l] || {}
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this.__wiki_data[l].text = value
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// cache links...
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delete this.__wiki_data[l].links
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this.__wiki_data[l].links = this.links
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},
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// XXX take .raw, parse macros and apply filters...
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get text(){ return this.raw },
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// NOTE: this is set by setting .text
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get links(){
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var data = this.data || {}
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var links = data.links = data.links
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|| (this.raw.match(this.__wiki_link__) || [])
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// unwrap explicit links...
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.map(e => e[0] == '[' ? e.slice(1, -1) : e)
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// unique...
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.filter((e, i, l) => l.slice(0, i).indexOf(e) == -1)
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return links
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},
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// XXX list children/sub-pages...
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get list(){
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},
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// navigation...
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get parent(){
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return this.get('..') },
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get: function(path){
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var o = Object.create(this)
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o.location = path || this.path
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return o
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},
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exists: function(path){
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return normalizePath(path || this.path) in this.__wiki_data },
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// get title from dir and then go up the tree...
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acquire: function(path, no_default){
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var that = this
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// handle paths and relative paths...
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var p = this.get(path)
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var title = p.title
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path = path2lst(p.dir)
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var acquire_from = this.__acquesition_order__ || []
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var post_acquire_from = this.__post_acquesition_order__ || []
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var data = this.__wiki_data
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var _get = function(path, title, lst){
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lst = (lst == null || lst.length == 0) ? [''] : lst
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for(var i=0; i < lst.length; i++){
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var p = path.concat([lst[i], title])
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if(that.exists(p)){
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p = normalizePath(p)
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return that.__wiki_data[p] && p
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}
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}
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}
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while(true){
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// get title from path...
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var p = _get(path, title)
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// get title from special paths in path...
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|| _get(path, title, acquire_from)
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if(p != null){
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return p
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}
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if(path.length == 0){
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break
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}
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path.pop()
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}
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// default paths...
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var p = _get(path, title, post_acquire_from)
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// system path...
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|| this.__system__
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&& _get([this.__system__], title)
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// NOTE: this may be null...
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return p
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|| ((!no_default && title != this.__default_page__) ?
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this.acquire('./'+this.__default_page__)
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: null)
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},
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// serialization...
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// XXX
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json: function(path){
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return path == null ? JSON.parse(JSON.stringify(this.__wiki_data))
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: path == '.' ? {
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path: this.location,
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text: this.raw,
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}
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: {
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path: path,
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text: (this.__wiki_data[path] || {}).raw,
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}
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},
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// XXX should we inherit from the default???
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load: function(json){
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this.__wiki_data = json
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},
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// iteration...
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// XXX this is not page specific, might need refactoring...
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pages: function(callback){
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var that = this
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Object.keys(this.__wiki_data).forEach(function(location){
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// XXX not sure if this is the right way to go...
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var o = Object.create(that)
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o.location = location
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callback.call(o, o)
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})
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return this
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},
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}
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/*********************************************************************/
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var macro = {
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|
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// Abstract macro syntax:
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// Inline macro:
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// @macro(arg ..)
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//
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// HTML-like:
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// <macro arg=value ../>
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//
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// HTML-like with body:
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// <macro arg=value ..>
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// ..text..
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// </macro>
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//
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__macro__pattern__:
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/<([a-zA-Z-_:]+)(.|[\n\r])*?(>(.|[\n\r])*?<\/\1>|\/>)|@([a-zA-Z-_]+)\(([^)]*)\)/mg,
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// default filters...
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//
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// NOTE: these are added AFTER the user defined filters...
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__filters__: [
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'wikiword',
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],
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context: null,
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|
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// Maacros...
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//
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// stage 1...
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// XXX do not like how args are defined...
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// ...putting them in the same pot as the macro-handlers is
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// error-prone, need a bit more separation -- constructor?
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// Macro( <doc>, <args>, <func> )
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macro: {
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// select filter to post-process text...
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filter_args: ['name'],
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filter: function(args, text, _, filters){
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var filter = args[0] || args.name
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|
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filter[0] == '-' ?
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// disabled -- keep at head of list...
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filters.unshift(filter)
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// normal -- tail...
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: filters.push(filter)
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return ''
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},
|
|
|
|
// include page/slot...
|
|
include_args: ['src', 'slot'],
|
|
include: function(args){
|
|
var path = args.src
|
|
|
|
var text = this.context.get(path).text
|
|
|
|
return this.parse(text)
|
|
},
|
|
|
|
// fill/define slot (stage 1)...
|
|
slot_args: ['name'],
|
|
slot: function(args, text, slots){
|
|
var name = args.name
|
|
|
|
if(slots[name] == null){
|
|
slots[name] = text
|
|
// return a slot macro parsable by stage 2...
|
|
return '<slot name="'+name+'">'+ text +'</slot>'
|
|
|
|
} else if(name in slots){
|
|
slots[name] = text
|
|
return ''
|
|
}
|
|
},
|
|
},
|
|
// stage 2...
|
|
// XXX rename...
|
|
macro2: {
|
|
slot_args: ['name'],
|
|
slot: function(args, text, slots){
|
|
var name = args.name
|
|
|
|
if(slots[name] == null){
|
|
return text
|
|
|
|
} else if(name in slots){
|
|
return slots[name]
|
|
}
|
|
},
|
|
},
|
|
|
|
// Filters...
|
|
//
|
|
// XXX this is preliminary...
|
|
// XXX add wikiword...
|
|
// filter(text) -> html
|
|
filter: {
|
|
default: 'html',
|
|
|
|
html: function(text){ return $('<div>').html(text).html() },
|
|
|
|
json: 'text',
|
|
text: function(text){ return $('<div>').text(text).html() },
|
|
|
|
wikiword: function(text){ return setWikiWords(text) },
|
|
},
|
|
|
|
|
|
parseElem: function(text, stage){
|
|
var res = {}
|
|
|
|
// @<name>(<args>)
|
|
if(text[0] == '@'){
|
|
var d = text.match(/@([a-zA-Z-_:]*)\(([^)]*)\)/)
|
|
|
|
res.text = ''
|
|
res.name = d[1]
|
|
var args = res.args = {}
|
|
|
|
var a = d[2].split(/\s+/g)
|
|
a.forEach(function(e, i){
|
|
args[(stage[res.name + '_args'] || [])[i]] = e
|
|
})
|
|
|
|
// html-like...
|
|
} else {
|
|
var elem = res.elem = $('<div>').html(text).children().eq(0)
|
|
res.name = elem.prop('tagName').toLowerCase()
|
|
|
|
var args = res.args = {}
|
|
var a = elem.prop('attributes')
|
|
|
|
for(var i=0; i<a.length; i++){
|
|
args[a[i].name] = a[i].value
|
|
}
|
|
|
|
res.text = elem.html()
|
|
}
|
|
|
|
return res
|
|
},
|
|
parse: function(text, context){
|
|
var that = this
|
|
var filters = []
|
|
var slots = {}
|
|
|
|
var _parse = function(text, macro){
|
|
return text.replace(that.__macro__pattern__, function(match){
|
|
var m = that.parseElem(match, macro)
|
|
|
|
// found a macro...
|
|
return m.name in macro ?
|
|
macro[m.name].call(that, m.args, m.text, slots, filters)
|
|
// found a tag -> look inside...
|
|
: m.elem && m.text != ''?
|
|
m.elem.html(_parse(m.text, macro))[0].outerHTML
|
|
// else nothing changed...
|
|
: match
|
|
})
|
|
}
|
|
|
|
// macro stage 1...
|
|
text = _parse(text, this.macro)
|
|
|
|
// macro stage 2...
|
|
text = _parse(text, this.macro2)
|
|
|
|
// filter stage....
|
|
filters
|
|
.concat(this.__filters__)
|
|
// 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(k){
|
|
// get filter aliases...
|
|
var seen = []
|
|
while(typeof(k) == typeof('str') && seen.indexOf(k) == -1){
|
|
seen.push(k)
|
|
k = that.filter[k]
|
|
}
|
|
// call the filter
|
|
text = k.call(that, text)
|
|
})
|
|
|
|
return text
|
|
},
|
|
}
|
|
|
|
|
|
|
|
|
|
/**********************************************************************
|
|
* vim:set ts=4 sw=4 : */
|