mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-07-01 09:43:16 +00:00
979a1f746d
Very bare bones, but functional. Results are displayed in JSON for the moment. The console should also perhaps be hidden by default, with a keyboard shortcut, and a setting in local storage.
62 lines
2.1 KiB
JavaScript
62 lines
2.1 KiB
JavaScript
/*\
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title: $:/plugins/tiddlywiki/sqlite3store/init-sqlite3.js
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type: application/javascript
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Initialise sqlite3 and then boot TiddlyWiki
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This file is spliced into the HTML file to be executed after the boot kernel has been loaded.
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\*/
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(function() {
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// Get the main tiddler store out of the HTML file
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var storeEl = document.querySelector("script.tiddlywiki-tiddler-store"),
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tiddlerStore = JSON.parse(storeEl.textContent);
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// Helper to get a tiddler from the store by title
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function getTiddler(title) {
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for(var t=0; t<tiddlerStore.length; t++) {
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var tiddler = tiddlerStore[t];
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if(tiddler.title === title) {
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return tiddler;
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}
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}
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return undefined;
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}
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// Get the shadow tiddlers of this plugin
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var thisPlugin = getTiddler("$:/plugins/tiddlywiki/sqlite3store"),
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thisPluginTiddlers = JSON.parse(thisPlugin.text).tiddlers;
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// Execute the sqlite3 module
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var sqlite3js = thisPluginTiddlers["$:/plugins/tiddlywiki/sqlite3store/sqlite3.js"].text,
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context = {
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exports: {}
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};
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$tw.utils.evalSandboxed(sqlite3js,context,"$:/plugins/tiddlywiki/sqlite3store/sqlite3.js",true);
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// Create a Blob URL for the wasm data
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var sqlite3wasm = thisPluginTiddlers["$:/plugins/tiddlywiki/sqlite3store/sqlite3.wasm"].text;
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var decodedData = window.atob(sqlite3wasm),
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uInt8Array = new Uint8Array(decodedData.length);
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for (var i = 0; i < decodedData.length; ++i) {
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uInt8Array[i] = decodedData.charCodeAt(i);
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}
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var blobUrl = URL.createObjectURL(new Blob([uInt8Array],{type: "application/wasm"}));
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// Pass sqlite an URLSearchParams object containing the Blob URL of our wasm data
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self.sqlite3InitModuleState.urlParams = new URLSearchParams();
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self.sqlite3InitModuleState.urlParams.set("sqlite3.wasm",blobUrl);
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// Initialise sqlite
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self.sqlite3InitModule().then((sqlite3)=>{
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// Save a reference to the sqlite3 object
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$tw.sqlite3 = sqlite3;
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var capi = $tw.sqlite3.capi, // C-style API
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oo = $tw.sqlite3.oo1; // High-level OO API
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// Boot the console
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$tw.sqlConsole = new $tw.SqlConsole();
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// Get version numbers
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console.log("sqlite3 version",capi.sqlite3_libversion());
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// Boot TiddlyWiki
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$tw.boot.boot();
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});
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})();
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//# sourceURL=$:/plugins/tiddlywiki/sqlite3store/init-sqlite3.js
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