mirror of
https://github.com/flynx/pWiki.git
synced 2025-10-29 01:50:07 +00:00
707 lines
19 KiB
JavaScript
Executable File
707 lines
19 KiB
JavaScript
Executable File
/**********************************************************************
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*
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*
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*
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**********************************************************************/
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((typeof define)[0]=='u'?function(f){module.exports=f(require)}:define)
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(function(require){ var module={} // make module AMD/node compatible...
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/*********************************************************************/
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var setWikiWords = function(text, show_brackets, skip){
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skip = skip || []
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skip = skip instanceof Array ? skip : [skip]
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return text
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// set new...
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.replace(
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macro.__wiki_link__,
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function(l){
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// check if WikiWord is escaped...
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if(l[0] == '\\'){
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return l.slice(1) }
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var path = l[0] == '[' ?
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l.slice(1, -1)
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: l
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var i = [].slice.call(arguments).slice(-2)[0]
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// XXX HACK check if we are inside a tag...
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var rest = text.slice(i+1)
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if(rest.indexOf('>') < rest.indexOf('<')){
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return l }
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return skip.indexOf(l) < 0 ?
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('<a '
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+'class="wikiword" '
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+'href="#'+ path +'" '
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+'bracketed="'+ (show_brackets && l[0] == '[' ? 'yes' : 'no') +'" '
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//+'onclick="event.preventDefault(); go($(this).attr(\'href\').slice(1))" '
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+'>'
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+ (!!show_brackets ? path : l)
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+'</a>')
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: l })}
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/*********************************************************************/
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function Macro(doc, args, func){
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func.doc = doc
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func.macro_args = args
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return func }
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// XXX should inline macros support named args???
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var macro =
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module = {
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__include_marker__: '{{{INCLUDE-MARKER}}}',
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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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// XXX should inline macros support named args???
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__macro__pattern__:
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[[
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// @macro(arg ..)
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'\\\\?@([a-zA-Z-_]+)\\(([^)]*)\\)'
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].join('|'), '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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'noscript',
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],
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__post_filters__: [
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//'noscript',
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'title',
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'editor',
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],
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// XXX should this be here???
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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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'\\\\?\\/?(\\./|\\.\\./|>>|[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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// Macros...
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//
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// XXX add support for sort and reverse attrs in all relavant macros
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// (see: macro for details)
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macro: {
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"pwiki-comment": Macro('hide in pWiki',
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[],
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function(context, elem, state){
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return '' }),
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now: Macro('Create a now id',
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[],
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function(context, elem, state){
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return ''+Date.now() }),
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// select filter to post-process text...
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filter: Macro('Filter to post-process text',
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['name'],
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function(context, elem, state){
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var filter = $(elem).attr('name')
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filter[0] == '-' ?
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// disabled -- keep at head of list...
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state.filters.unshift(filter)
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// normal -- tail...
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: state.filters.push(filter)
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return '' }),
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// include page/slot...
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//
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// NOTE: this will render the page in the caller's context.
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// NOTE: included pages are rendered completely independently
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// from the including page.
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include: Macro('Include page',
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['src', 'isolated', 'text'],
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function(context, elem, state){
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var path = $(elem).attr('src')
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// get and prepare the included page...
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state.include
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.push([elem, context.get(path)])
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// return the marker...
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return this.__include_marker__ }),
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// NOTE: this is similar to include, the difference is that this
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// includes the page source to the current context while
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// include works in an isolated context
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source: Macro('Include page source (without parsing)',
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['src'],
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function(context, elem, state){
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var path = $(elem).attr('src')
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return context.get(path)
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.map(function(page){ return page.raw() })
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.join('\n') }),
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quote: Macro('Include quoted page source (without parsing)',
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['src'],
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function(context, elem, state){
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elem = $(elem)
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var path = elem.attr('src')
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return $(context.get(path)
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.map(function(page){
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return elem
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.clone()
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.attr('src', page.path())
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.text(page.raw())[0] })) }),
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/*
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// fill/define slot (stage 1)...
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//
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// XXX which should have priority the arg text or the content???
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_slot: Macro('Define/fill slot',
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['name', 'text'],
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function(context, elem, state, parse){
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var name = $(elem).attr('name')
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// XXX
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text = $(elem).html()
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text = text == '' ? $(elem).attr('text') : text
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text = this.parse(context, text, state, true)
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//text = parse(elem)
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if(state.slots[name] == null){
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state.slots[name] = text
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// return a slot macro parsable by stage 2...
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//return '<_slot name="'+name+'">'+ text +'</slot>'
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return elem
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} else if(name in state.slots){
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state.slots[name] = text
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return '' } }),
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//*/
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// convert @ macro to html-like + parse content...
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slot: Macro('Define/fill slot',
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['name', 'text'],
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function(context, elem, state, parse){
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elem = $(elem)
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var name = elem.attr('name')
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// XXX
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text = elem.html()
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text = text.trim() == '' ?
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elem.html(elem.attr('text') || '').html()
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: text
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text = parse(elem)
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elem.attr('text', null)
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//elem.html(text)
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return elem }),
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// XXX revise macro definition rules -- see inside...
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// XXX do we need macro namespaces or context isolation (for inculdes)???
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macro: Macro('Define/fill macro',
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['name', 'src', 'sort'],
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function(context, elem, state, parse){
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elem = $(elem)
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var name = elem.attr('name')
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var path = elem.attr('src')
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var sort = elem.attr('sort')
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state.templates = state.templates || {}
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// get named macro...
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if(name){
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// XXX not sure which definition rules to use for macros...
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// - first define -- implemented now
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// - last define -- as in slots
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// - first contenr -- original
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//if(elem.html().trim() != ''){
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if(elem.html().trim() != ''
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// do not redefine...
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&& state.templates[name] == null){
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state.templates[name] = elem.clone()
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} else if(name in state.templates) {
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elem = state.templates[name] } }
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// fill macro...
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if(path){
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var pages = context.get(path)
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// no matching pages -- show the else block or nothing...
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if(pages.length == 0){
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var e = elem
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.find('else').first().clone()
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.attr('src', path)
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parse(e, context)
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return e }
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// see if we need to overload attrs...
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sort = sort == null ?
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(elem.attr('sort') || '')
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: sort
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sort = sort
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.split(/\s+/g)
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.filter(function(e){ return e && e != '' })
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// do the sorting...
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pages = sort.length > 0 ?
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pages.sort(sort)
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: pages
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// fill with pages...
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elem = elem.clone()
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.find('else')
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.remove()
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.end()
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return $(pages
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.map(function(page){
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var e = elem.clone()
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.attr('src', page.path())
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parse(e, page)
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return e[0] })) }
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return '' })
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},
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// Post macros...
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//
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// XXX this is disabled for now, see end of .parse(..)
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post_macro: {
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'*': Macro('cleanup...',
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[],
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function(context, elem, state, parse, match){
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if(match != null){
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return match[0] == '\\' ?
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match.slice(1)
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: match }
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return elem }),
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/*
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_slot: Macro('',
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['name'],
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function(context, elem, state){
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var name = $(elem).attr('name')
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if(state.slots[name] == null){
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return $(elem).html()
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} else if(name in state.slots){
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return state.slots[name] } }),
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//*/
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/*
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// XXX rename to post-include and post-quote
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'page-text': Macro('',
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['src'],
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function(context, elem, state){
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elem = $(elem)
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return elem.html(context.get(elem.attr('src')).text) }),
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'page-raw': Macro('',
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['src'],
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function(context, elem, state){
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elem = $(elem)
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return elem.text(context.get(elem.attr('src')).text) }),
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//*/
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},
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// Filters...
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//
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// Signature:
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// filter(text) -> html
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//
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filter: {
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default: 'html',
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html: function(context, elem){
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return $(elem) },
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text: function(context, elem){
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return $('<span>')
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.append($('<pre>')
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.html($(elem).html())) },
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// XXX expperimental...
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json: function(context, elem){ return $('<span>')
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.html($(elem).text()
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// remove JS comments...
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.replace(/\s*\/\/.*$|\s*\/\*(.|[\n\r])*?\*\/\s*/mg, '')) },
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// XXX
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nl2br: function(context, elem){
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return $('<div>')
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.html($(elem)
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.html()
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.replace(/\n/g, '<br>\n')) },
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wikiword: function(context, elem){
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return $('<span>')
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.html(setWikiWords($(elem).html(), true, this.__include_marker__)) },
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// XXX need to remove all on* event handlers...
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noscript: function(context, elem){
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return $(elem)
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// remove script tags...
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.find('script')
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.remove()
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.end()
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// remove js links...
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.find('[href]')
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.filter(function(i, e){ return /javascript:/i.test($(e).attr('href')) })
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.attr('href', '#')
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.end()
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.end()
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// remove event handlers...
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// XXX .off() will not work here as we need to remove on* handlers...
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},
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// XXX move this to a plugin...
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markdown: function(context, elem){
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var converter = new showdown.Converter({
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strikethrough: true,
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tables: true,
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tasklists: true,
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})
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return $('<span>')
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.html(converter.makeHtml($(elem).html()))
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// XXX add click handling to checkboxes...
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.find('[checked]')
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.parent()
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.addClass('checked')
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.end()
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.end() },
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},
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// Post-filters...
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//
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// These are run on the final page.
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//
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// The main goal is to setup editors and other active stuff that the
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// user should not have direct access to, but that should be
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// configurable per instance...
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//
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// for tech and other details see .filter
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//
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post_filter: {
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noscript: function(context, elem){
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// XXX
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return elem },
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// Setup the page title and .title element...
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//
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// Use the text from:
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// 1) set it H1 if it is the first tag in .text
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// 2) set it to .location
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//
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// NOTE: we do not set the title tag here because this will be
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// done for every included page...
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title: function(context, elem){
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elem = $(elem)
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var title = elem.find('.text h1').first()
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// show first H1 as title...
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if(elem.find('.text').text().trim().indexOf(title.text().trim()) == 0){
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title.detach()
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elem.find('.title').html(title.html()) }
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return elem },
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// XXX this needs save/reload...
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editor: function(context, elem){
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// XXX title
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// - on focus set it to .title
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// XXX text
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// XXX raw
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// XXX checkbox
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return elem },
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},
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// Parsing:
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// 1) expand macros
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// 2) apply filters
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// 3) merge and parse included pages:
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// 1) expand macros
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// 2) apply filters
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// 4) fill slots
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// 5) expand post-macros
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//
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// NOTE: stage 4 parsing is executed on the final merged page only
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// once. i.e. it is not performed on the included pages.
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// NOTE: included pages are parsed in their own context.
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// NOTE: slots are parsed in the context of their containing page
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// and not in the location they are being placed.
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//
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// XXX support quoted text...
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// XXX need to quote regexp chars of .__include_marker__...
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// XXX include recursion is detected but path recursion is not at
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// this point...
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// e.g. the folowing paths resolve to the same page:
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// /SomePage
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// /SomePage/SomePage
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// or any path matching:
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// /\/(SomePage\/)+/
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// XXX slow when lots of pages need to be included...
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parse: function(context, text, state, skip_post, pattern){
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var that = this
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state = state || {}
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state.filters = state.filters || []
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//state.slots = state.slots || {}
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state.include = state.include || []
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state.seen = state.seen || []
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//pattern = pattern || RegExp('@([a-zA-Z-_]+)\\(([^)]*)\\)', 'mg')
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pattern = pattern
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|| RegExp.apply(null, this.__macro__pattern__)
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// XXX need to quote regexp chars...
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var include_marker = RegExp(this.__include_marker__, 'g')
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var parsed = typeof(text) == typeof('str') ?
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$('<span>').html(text)
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: text
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var _parseText = function(context, text, macro){
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return text.replace(pattern, function(match){
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// quoted macro...
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if(match[0] == '\\' && macro['*'] == null){
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return match.slice(1) }
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//return match }
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// XXX parse match...
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var d = match.match(/@([a-zA-Z-_:]*)\(([^)]*)\)/)
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var name = d[1]
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if(name in macro || '*' in macro){
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var elem = $('<'+name+'/>')
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name = name in macro ?
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name
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: '*'
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// format positional args....
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var a = d[2]
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.split(/((['"]).*?\2)|\s+/g)
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// cleanup...
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.filter(function(e){
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return e
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&& e != ''
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&& !/^['"]$/.test(e)})
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// remove quotes...
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.map(function(e){
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return /^(['"]).*\1$/.test(e) ?
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e.slice(1, -1)
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: e })
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// add the attrs to the element...
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name != '*'
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&& a.forEach(function(e, i){
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var k = ((macro[name] || {}).macro_args || [])[i]
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k
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&& elem.attr(k, e) })
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// call macro...
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var res = macro[name]
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.call(that, context, elem, state,
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function(elem, c){
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return _parse(c || context, elem, macro) },
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match)
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return res instanceof jQuery ?
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// merge html of the returned set of elements...
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res.map(function(i, e){ return e.outerHTML })
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.toArray()
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.join('\n')
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: typeof(res) != typeof('str') ?
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res.outerHTML
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: res }
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return match }) }
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// NOTE: this modifies parsed in-place...
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var _parse = function(context, parsed, macro){
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$(parsed).contents().each(function(_, e){
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// #text / comment node -> parse the @... macros...
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if(e.nodeType == e.TEXT_NODE
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|| e.nodeType == e.COMMENT_NODE){
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// get actual element content...
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// NOTE: we need to do this like this to avoid
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// unparsing special characters...
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var text = $('<div>').append($(e).clone()).html()
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|
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// conditional comment...
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if(e.nodeType == e.COMMENT_NODE
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&& /^<!--\s*\[pWiki\[(.|\n)*\]\]\s*-->$/.test(text)){
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text = text
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.replace(/^<!--\s*\[pWiki\[/, '')
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.replace(/\]\]\s*-->$/, '') }
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$(e).replaceWith(_parseText(context, text, macro))
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|
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// node -> html-style + attrs...
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} else {
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var name = e.nodeName.toLowerCase()
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|
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// parse attr values...
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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)
|
|
|
|
// XXX DEBUG...
|
|
var t = Date.now()
|
|
console.log('>>>', context.path())
|
|
|
|
// 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') }))
|
|
|
|
// XXX DEBUG...
|
|
//console.log('<<<', context.path(),'TIME:', Date.now() - t)
|
|
|
|
// 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() },
|
|
}
|
|
|
|
|
|
|
|
/**********************************************************************
|
|
* vim:set ts=4 sw=4 : */ return module })
|