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Code Issues Releases Wiki Activity

Stream wiki generation 

Avoids "string too long" errors when working with big tiddlers (>100MB)
This commit is contained in:
Jeremy Ruston 2024-01-19 10:52:12 +00:00
parent 4f37355a9f
commit 4133e7d6d6
1 changed files with 39 additions and 35 deletions
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74
plugins/tiddlywiki/multiwikiserver/modules/route-get-wiki.js
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@ -19,42 +19,46 @@ exports.path = /^\/wiki\/([^\/]+)$/;
exports.handler = function(request,response,state) {
// Get the recipe name from the parameters
var recipe_name = $tw.utils.decodeURIComponentSafe(state.params[0]);
// Get the tiddlers in the recipe
var titles = $tw.sqlTiddlerStore.getRecipeTiddlers(recipe_name);
// Render the template
var template = $tw.wiki.renderTiddler("text/plain","$:/core/templates/tiddlywiki5.html",{
variables: {
saveTiddlerFilter: `
$:/boot/boot.css
$:/boot/boot.js
$:/boot/bootprefix.js
$:/core
$:/library/sjcl.js
$:/plugins/tiddlywiki/tiddlyweb
$:/themes/tiddlywiki/snowwhite
$:/themes/tiddlywiki/vanilla
`
// Check request is valid
if(recipe_name) {
// Start the response
response.writeHead(200, "OK",{
"Content-Type": "text/html"
});
// Get the tiddlers in the recipe
var titles = $tw.sqlTiddlerStore.getRecipeTiddlers(recipe_name);
// Render the template
var template = $tw.wiki.renderTiddler("text/plain","$:/core/templates/tiddlywiki5.html",{
variables: {
saveTiddlerFilter: `
$:/boot/boot.css
$:/boot/boot.js
$:/boot/bootprefix.js
$:/core
$:/library/sjcl.js
$:/plugins/tiddlywiki/tiddlyweb
$:/themes/tiddlywiki/snowwhite
$:/themes/tiddlywiki/vanilla
`
}
});
// Splice in our tiddlers
var marker = `<` + `script class="tiddlywiki-tiddler-store" type="application/json">[`,
markerPos = template.indexOf(marker);
if(markerPos === -1) {
throw new Error("Cannot find tiddler store in template");
}
});
// Splice in our tiddlers
var marker = `<` + `script class="tiddlywiki-tiddler-store" type="application/json">[`,
markerPos = template.indexOf(marker);
if(markerPos === -1) {
throw new Error("Cannot find tiddler store in template");
}
var htmlParts = [];
htmlParts.push(template.substring(0,markerPos + marker.length));
$tw.utils.each(titles,function(title) {
var tiddler = $tw.sqlTiddlerStore.getTiddler(title,recipe_name);
htmlParts.push(JSON.stringify(Object.assign({},tiddler,{revision: "0", bag: "bag-gamma"})));
htmlParts.push(",")
});
htmlParts.push(JSON.stringify({title: "$:/config/tiddlyweb/host",text: "$protocol$//$host$$pathname$/"}));
htmlParts.push(",")
htmlParts.push(template.substring(markerPos + marker.length))
// Send response
if(htmlParts) {
state.sendResponse(200,{"Content-Type": "text/html"},htmlParts.join("\n"),"utf8");
response.write(template.substring(0,markerPos + marker.length));
$tw.utils.each(titles,function(title) {
var tiddler = $tw.sqlTiddlerStore.getTiddler(title,recipe_name);
response.write(JSON.stringify(Object.assign({},tiddler,{revision: "0", bag: "bag-gamma"})));
response.write(",")
});
response.write(JSON.stringify({title: "$:/config/tiddlyweb/host",text: "$protocol$//$host$$pathname$/"}));
response.write(",")
response.write(template.substring(markerPos + marker.length))
// Finish response
response.end();
} else {
response.writeHead(404);
response.end();