138 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			138 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| var re_num = /^[.\d]+$/;
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| 
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| var original_lines = {};
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| var translated_lines = {};
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| 
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| function hasLocalization() {
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|     return window.localization && Object.keys(window.localization).length > 0;
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| }
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| 
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| function textNodesUnder(el) {
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|     var n, a = [], walk = document.createTreeWalker(el, NodeFilter.SHOW_TEXT, null, false);
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|     while ((n = walk.nextNode())) a.push(n);
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|     return a;
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| }
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| 
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| function canBeTranslated(node, text) {
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|     if (!text) return false;
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|     if (!node.parentElement) return false;
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|     var parentType = node.parentElement.nodeName;
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|     if (parentType == 'SCRIPT' || parentType == 'STYLE' || parentType == 'TEXTAREA') return false;
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|     if (re_num.test(text)) return false;
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|     return true;
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| }
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| 
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| function getTranslation(text) {
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|     if (!text) return undefined;
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| 
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|     if (translated_lines[text] === undefined) {
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|         original_lines[text] = 1;
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|     }
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| 
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|     var tl = localization[text];
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|     if (tl !== undefined) {
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|         translated_lines[tl] = 1;
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|     }
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| 
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|     return tl;
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| }
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| 
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| function processTextNode(node) {
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|     var text = node.textContent.trim();
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| 
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|     if (!canBeTranslated(node, text)) return;
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| 
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|     var tl = getTranslation(text);
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|     if (tl !== undefined) {
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|         node.textContent = tl;
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|     }
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| }
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| 
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| function processNode(node) {
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|     if (node.nodeType == 3) {
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|         processTextNode(node);
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|         return;
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|     }
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| 
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|     if (node.title) {
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|         let tl = getTranslation(node.title);
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|         if (tl !== undefined) {
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|             node.title = tl;
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|         }
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|     }
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| 
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|     if (node.placeholder) {
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|         let tl = getTranslation(node.placeholder);
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|         if (tl !== undefined) {
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|             node.placeholder = tl;
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|         }
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|     }
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| 
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|     textNodesUnder(node).forEach(function(node) {
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|         processTextNode(node);
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|     });
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| }
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| 
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| function localizeWholePage() {
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|     processNode(gradioApp());
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| 
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|     function elem(comp) {
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|         var elem_id = comp.props.elem_id ? comp.props.elem_id : "component-" + comp.id;
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|         return gradioApp().getElementById(elem_id);
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|     }
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| 
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|     for (var comp of window.gradio_config.components) {
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|         if (comp.props.webui_tooltip) {
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|             let e = elem(comp);
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| 
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|             let tl = e ? getTranslation(e.title) : undefined;
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|             if (tl !== undefined) {
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|                 e.title = tl;
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|             }
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|         }
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|         if (comp.props.placeholder) {
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|             let e = elem(comp);
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|             let textbox = e ? e.querySelector('[placeholder]') : null;
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| 
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|             let tl = textbox ? getTranslation(textbox.placeholder) : undefined;
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|             if (tl !== undefined) {
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|                 textbox.placeholder = tl;
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|             }
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|         }
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|     }
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| }
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| 
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| document.addEventListener("DOMContentLoaded", function() {
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|     if (!hasLocalization()) {
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|         return;
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|     }
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| 
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|     onUiUpdate(function(m) {
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|         m.forEach(function(mutation) {
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|             mutation.addedNodes.forEach(function(node) {
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|                 processNode(node);
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|             });
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|         });
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|     });
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| 
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|     localizeWholePage();
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| 
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|     if (localization.rtl) { // if the language is from right to left,
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|         (new MutationObserver((mutations, observer) => { // wait for the style to load
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|             mutations.forEach(mutation => {
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|                 mutation.addedNodes.forEach(node => {
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|                     if (node.tagName === 'STYLE') {
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|                         observer.disconnect();
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| 
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|                         for (const x of node.sheet.rules) { // find all rtl media rules
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|                             if (Array.from(x.media || []).includes('rtl')) {
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|                                 x.media.appendMedium('all'); // enable them
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|                             }
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|                         }
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|                     }
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|                 });
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|             });
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|         })).observe(gradioApp(), {childList: true});
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|     }
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| });
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