X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/1bf100cfdebee69fc53d2cdf77d626b9fe8be987..bf3077b605a2cc749d4266fe630ba4bd19c9bb46:/doc/todo/mdwn_preview.mdwn diff --git a/doc/todo/mdwn_preview.mdwn b/doc/todo/mdwn_preview.mdwn index 3008eb529..fa69bad47 100644 --- a/doc/todo/mdwn_preview.mdwn +++ b/doc/todo/mdwn_preview.mdwn @@ -1,3 +1,37 @@ +ikiwiki needs a wysiwyg markdown editor. While there have been tries using +WMD etc, they are not fully satisfactory, and also the license of +everything around WMD is [[unclear|plugins/wmd/discussion]]. + +[Hallo](https://github.com/bergie/hallo) is the closest to a solution +I've seen. +The user can edit the page by clicking on the html part they want to change +and typing. Selecting text pops up a toolbar to modify it. + +[Demo of Hallo with live WYSIWYG markdown editing](http://bergie.github.com/hallo/markdown.html) +This demo uses showdown, and I still don't know what the license of +showdown is. However, the showdown part seems to only be to handle the live +conversion from the markdown source in the edit field to the html. The +(edited) html to markdown conversion is accomplished by Hallo. + +So, ikiwiki could use this in a page edit UI that does not show the +markdown at all. The user would edit the live page, entirely in wysiwyg +mode, and on saving hallo's generated markdown would be saved. Probably +there would need to be a button to bring up the current markdown editor +too, but without showdown, changes in it would not immediatly preview, so +it'd make sense to disable hallo when the editor is visible. + +Issue: Ikiwiki directives can generate html. We would not want that html to +be editable by halo and converted back to markdown. Also, the directives +need to appear in the html so users can edit them. This seems to call for a +special page rendering mode for editing, in which directives are either not +expanded, or are expanded but the generated html wrapped in some tag that +makes hallo refuse to edit it (which would probably require that feature be +added to hallo, currently it acts on all blocks with `class=editable`), +or otherwise allows it to be stripped out at save time. --[[Joey]] + +### old discussion + + The [StackOverflow](http://stackoverflow.com/) site uses markdown for markup. It has a fancy javascript thing for showing a real-time preview of what the user is editing. It would be nice if ikiwiki could support this, too. The thing they @@ -87,3 +121,219 @@ remains. Some CSS to clean up the display of the live WMD preview would be good > I assume that is designed for websites that do not use markdown > internally. Doesn't it have a setting to leave it as markdown? >> Found setting, fixed. --[[Joey]] + +>>> As I noted above, I've been working on the non-markdown page issue. +>>> Below is my a new javascript file that I'm using, and below that a patch +>>> to enable it. This patch makes the normal usage prettier - you get +>>> a side panel with the live preview in it. It also adds a new config +>>> option, `wmd_use101api`, which turns on code that tries to use the +>>> wmd api. At the moment this code doesn't seem to work - moreover the +>>> code that uses the new API dies early, so any code after that point is +>>> completely untested. I will not +>>> get a chance to look at this again soon though, so I thought I'd post +>>> my progress so far. -- [[Will]] + + +Place the following file in `underlays/wmd/wmd-ikiwiki.js`. + +---- + + // This is some code to interface the WMD interface 1.0.1 with IkiWiki + // The WMD interface is planned to change, so this file will likely need + // updating in future. + + if (useWMDinterface) { + wmd_options = { autostart: false, output: "Markdown" }; + var instance = null; + + hook("onload", initwmd); + } else { + var typeSelector = document.getElementById("type"); + + var currentType = getType(typeSelector); + + if (currentType == "mdwn") { + wmd_options = { output: "Markdown" }; + document.getElementById("wmd-preview-container").style.display = 'none'; + } else { + wmd_options = { autostart: false }; + document.getElementById("wmd-preview-container").style.display = 'block'; + } + } + + function initwmd() { + if (!Attacklab || !Attacklab.wmd) { + alert("WMD hasn't finished loading!"); + return; + } + + var typeSelector = document.getElementById("type"); + + var currentType = getType(typeSelector); + + if (currentType == "mdwn") { + window.setTimeout(enableWMD,10); + } + + typeSelector.onchange=function() { + var docType=getType(this); + + if (docType=="mdwn") { + enableWMD(); + } else { + disableWMD(); + } + } + } + + function getType(typeSelector) + { + if (typeSelector.nodeName.toLowerCase() == 'input') { + return typeSelector.getAttribute('value'); + } else if (typeSelector.nodeName.toLowerCase() == 'select') { + return typeSelector.value; + // return typeSelector.options[typeSelector.selectedIndex].innerText; + } + return ""; + } + + function enableWMD() + { + var editContent = document.getElementById("editcontent"); + var previewDiv = document.getElementById("wmd-preview"); + var previewDivContainer = document.getElementById("wmd-preview-container"); + + previewDivContainer.style.display = 'block'; + // editContent.style.width = previewDivContainer.style.width; + + /***** build the preview manager *****/ + var panes = {input:editContent, preview:previewDiv, output:null}; + var previewManager = new Attacklab.wmd.previewManager(panes); + + /***** build the editor and tell it to refresh the preview after commands *****/ + var editor = new Attacklab.wmd.editor(editContent,previewManager.refresh); + + // save everything so we can destroy it all later + instance = {ta:editContent, div:previewDiv, ed:editor, pm:previewManager}; + } + + function disableWMD() + { + document.getElementById("wmd-preview-container").style.display = 'none'; + + if (instance != null) { + instance.pm.destroy(); + instance.ed.destroy(); + // inst.ta.style.width='100%' + } + instance = null; + } + + +---- + + diff --git a/IkiWiki/Plugin/wmd.pm b/IkiWiki/Plugin/wmd.pm + index 9ddd237..743a0b8 100644 + --- a/IkiWiki/Plugin/wmd.pm + +++ b/IkiWiki/Plugin/wmd.pm + @@ -17,6 +17,13 @@ sub getsetup () { + return + plugin => { + safe => 1, + + rebuild => 1, + + }, + + wmd_use101api => { + + type => "boolean", + + description => "Use the advanced, but unstable, WMD api for markdown preview.", + + safe => 0, + + rebuild => 0, + }, + } + + @@ -24,29 +31,25 @@ sub formbuilder_setup (@) { + my %params=@_; + my $form=$params{form}; + + - return if ! defined $form->field("do"); + + return unless defined $form->field("do"); + + return unless $form->field("do") eq "edit" || + - $form->field("do") eq "create" || + - $form->field("do") eq "comment"; + - + - $form->tmpl_param("wmd_preview", "
\n". + - include_javascript(undef, 1)); + -} + - + -sub include_javascript ($;$) { + - my $page=shift; + - my $absolute=shift; + - + - my $wmdjs=urlto("wmd/wmd.js", $page, $absolute); + - return <<"EOF" + - + - + -EOF + + $form->field("do") eq "create" || + + $form->field("do") eq "comment"; + + + + my $useAPI = $config{wmd_use101api}?'true':'false'; + + my $ikiwikijs = urlto("ikiwiki.js", undef, 1); + + my $wmdIkiwikijs = urlto("wmd-ikiwiki.js", undef, 1); + + my $wmdjs = urlto("wmd.js", undef, 1); + + + + my $previewScripts = <<"EOS"; + + + + + + + + + +EOS + + + + $form->tmpl_param("wmd_preview", $previewScripts); + } + + 1 + diff --git a/doc/style.css b/doc/style.css + index a6e6734..36c2b13 + --- a/doc/style.css + +++ b/doc/style.css + @@ -76,9 +76,16 @@ div.tags { + float: right; + } + + +/* + #editcontent { + width: 100%; + } + +*/ + + + +#wmd-preview-container { + + width: 49%; + + float: right; + +} + + img { + border-style: none; + diff --git a/templates/editpage.tmpl b/templates/editpage.tmpl + index b1cf015..1d2f080 100644 + --- a/templates/editpage.tmpl + +++ b/templates/editpage.tmpl + @@ -15,6 +15,14 @@ Page type: