From a3b714e8ea608b007aa414171c5fbc90f4fcf998 Mon Sep 17 00:00:00 2001
From: Sasha Firsov <suns@firsov.net>
Date: Sat, 4 May 2024 10:35:58 -0700
Subject: [PATCH] sync tags registry fix

---
 src/custom-element.js | 16 ++++++++++------
 src/http-request.js   |  9 ++++++---
 2 files changed, 16 insertions(+), 9 deletions(-)

diff --git a/src/custom-element.js b/src/custom-element.js
index ac691b9..ab38202 100644
--- a/src/custom-element.js
+++ b/src/custom-element.js
@@ -166,8 +166,8 @@ createXsltFromDom( templateNode, S = 'xsl:stylesheet' )
         <xsl:template match="*[name()='template']"><xsl:apply-templates mode="sanitize" select="*|text()"/></xsl:template>
         <xsl:template match="*"><xsl:apply-templates mode="sanitize" select="*|text()"/></xsl:template>
         <xsl:template match="*[name()='svg']|*[name()='math']"><xsl:apply-templates mode="sanitize" select="."/></xsl:template>
-        <xsl:template mode="sanitize" match="*[count(text())=1 and count(*)=0]"><xsl:copy><xsl:apply-templates mode="sanitize" select="@*"/><xsl:value-of select="text()"/></xsl:copy></xsl:template>
-        <xsl:template mode="sanitize" match="xhtml:*[count(text())=1 and count(*)=0]"><xsl:element name="{local-name()}"><xsl:apply-templates mode="sanitize" select="@*"/><xsl:value-of select="text()"/></xsl:element></xsl:template>
+        <xsl:template mode="sanitize" match="*[count(text())=1 and count(*)=0]"><xsl:copy><xsl:apply-templates mode="sanitize" select="@*"/><xsl:value-of select="text()"></xsl:value-of></xsl:copy></xsl:template>
+        <xsl:template mode="sanitize" match="xhtml:*[count(text())=1 and count(*)=0]"><xsl:element name="{local-name()}"><xsl:apply-templates mode="sanitize" select="@*"/><xsl:value-of select="text()"></xsl:value-of></xsl:element></xsl:template>
         <xsl:template mode="sanitize" match="*|@*"><xsl:copy><xsl:apply-templates mode="sanitize" select="*|@*|text()"/></xsl:copy></xsl:template>
         <xsl:template mode="sanitize" match="text()[normalize-space(.) = '']"/>
         <xsl:template mode="sanitize" match="text()"><dce-text><xsl:copy/></dce-text></xsl:template>
@@ -206,8 +206,7 @@ createXsltFromDom( templateNode, S = 'xsl:stylesheet' )
         <xsl:choose>
             <xsl:when test="//attr">{//attr}</xsl:when>
             <xsl:otherwise>{def}</xsl:otherwise>
-        </xsl:choose>
-        <xsl:value-of select="."/></xsl:template>
+        </xsl:choose><xsl:value-of select="."></xsl:value-of></xsl:template>
     <xsl:template mode="payload"  match="attributes"></xsl:template>
     <xsl:template match="/">
         <xsl:apply-templates mode="payload" select="/datadom/attributes"/>
@@ -693,12 +692,17 @@ CustomElement extends HTMLElement
 
             get dce(){ return dce }
         }
+        const registerTag = tag =>
+        {
+            if( window.customElements.get(tag) !== DceElement )
+                window.customElements.define( tag, DceElement);
+        };
         if(tag)
-            window.customElements.define( tag, DceElement);
+            registerTag(tag);
         else
         {   const t = tagName;
             this.setAttribute('tag', t );
-            window.customElements.define( t, DceElement);
+            registerTag(t);
             const el = document.createElement(t);
             this.getAttributeNames().forEach(a=>el.setAttribute(a,this.getAttribute(a)));
             el.append(...[...this.childNodes].filter( e => e.localName!=='style') );
diff --git a/src/http-request.js b/src/http-request.js
index 53715e5..c406922 100644
--- a/src/http-request.js
+++ b/src/http-request.js
@@ -33,7 +33,7 @@ export class HttpRequestElement extends HTMLElement
 
     async fetch()
     {
-        if( !this.closest('custom-element') )
+        if( !this.closest('body') )
             return;
         const url = attr(this, 'url') || '';
         if( !url )
@@ -61,8 +61,11 @@ export class HttpRequestElement extends HTMLElement
 
         slice.response = r;
         update();
-        slice.data = await response.json();
-        update();
+        if( r.headers['content-type']?.includes('json'))
+            try
+            {   slice.data = await response.json();
+                update();
+            }catch(_e){}
     }
 
     attributeChangedCallback(name, oldValue, newValue)