Fixed more template errors in order to get everything running with PHP 8.0.

fp-interface/sharedtpls/atom.tpl

@@ -5,10 +5,10 @@
 	<subtitle>{$flatpress.subtitle}</subtitle>
 	<link href="{$smarty.const.BLOG_BASEURL}" />
 	<link rel="self" href="{'atom'|theme_feed_link}" />
-	<generator uri="http://www.flatpress.org/" version="{$flatpress.version}">
+	<generator uri="http://www.flatpress.org/" version="{$smarty.const.SYSTEM_VER}">
   		FlatPress
 	</generator>
-	<rights> {$flatpress.author} {$smarty.now|date_format:'%Y'} </rights>
+	<rights> {$flatpress.author} {'Y'|date} </rights>
 	<updated>{$smarty.now|date_rfc3339}</updated>
 	<author>
 		<name>{$flatpress.author}</name>
@@ -31,14 +31,16 @@
 			</div>
 		</content>
 		
-		{foreach from=$enclosure item=encl}
+		{if isset($enclosure)}
-		<link rel="enclosure" 
+			{foreach from=$enclosure item=encl}
-			href="{$encl.url}" 
+			<link rel="enclosure" 
-			title="{$encl.title}"
+				href="{$encl.url}" 
-			length="{$encl.length}" 
+				title="{$encl.title}"
-			type="{$encl.type}" />
+				length="{$encl.length}" 
-		{/foreach}
+				type="{$encl.type}" />
-	
+			{/foreach}
+		{/if}
+
 	</entry>
 	{/entry}
 	{/entry_block}

fp-interface/sharedtpls/contact.tpl

@@ -13,16 +13,46 @@
 	
 	<fieldset><legend>{$lang.contact.fieldset1}</legend>
 		<p><label class="textlabel" for="name">{$lang.contact.name}</label><br />
-		<input type="text" name="name" id="name" {$error.name|notempty:'class="field-error"'} 
+		{if isset($error) && isset($error.name) && !empty($error.name)}
-		value="{$values.name|stripslashes|wp_specialchars:true}" /></p>
+			{assign var=class value="field-error"}
+		{else}
+			{assign var=class value=""}
+		{/if}
+		{if isset($values) && isset($values.name) && !empty($values.name)}
+			{assign var=namevalue value=$values.name}
+		{else}
+			{assign var=namevalue value=""}
+		{/if}
+		<input type="text" name="name" id="name" class="{$class}" 
+		value="{$namevalue|stripslashes|wp_specialchars:true}" /></p>
 		
 		<p><label class="textlabel" for="email">{$lang.contact.email}</label><br />
-		<input type="text" name="email" id="email" {$error.email|notempty:'class="field-error"'} 
+		{if isset($error) && isset($error.email) && !empty($error.email)}
-		value="{$values.email|stripslashes|wp_specialchars:true}" /></p>
+			{assign var=class value="field-error"}
+		{else}
+			{assign var=class value=""}
+		{/if}
+		{if isset($values) && isset($values.email) && !empty($values.email)}
+			{assign var=emailvalue value=$values.email}
+		{else}
+			{assign var=emailvalue value=""}
+		{/if}
+		<input type="text" name="email" id="email" class="{$class}" 
+		value="{$emailvalue|stripslashes|wp_specialchars:true}" /></p>
 		
 		<p><label class="textlabel" for="url">{$lang.contact.www}</label><br />
-		<input type="text" name="url" id="url" {$error.url|notempty:'class="field-error"'} 
+		{if isset($error) && isset($error.url) && !empty($error.url)}
-		value="{$values.url|stripslashes|wp_specialchars:true}" /></p>
+			{assign var=class value="field-error"}
+		{else}
+			{assign var=class value=""}
+		{/if}
+		{if isset($values) && isset($values.url) && !empty($values.url)}
+			{assign var=urlvalue value=$values.url}
+		{else}
+			{assign var=urlvalue value=""}
+		{/if}
+		<input type="text" name="url" id="url" class="{$class}" 
+		value="{$urlvalue|stripslashes|wp_specialchars:true}" /></p>
 		
 		{comment_form}
 		
@@ -30,8 +60,18 @@
 	
 	<fieldset><legend>{$lang.contact.fieldset2}</legend>
 		<p><label for="content">{$lang.contact.comment}</label><br />
-		<textarea name="content" id="content" {$error.content|notempty:'class="field-error"'} 
+		{if isset($error) && isset($error.content) && !empty($error.content)}
-		rows="10" cols="74">{$values.content|stripslashes|wp_specialchars:true}</textarea></p>
+			{assign var=class value="field-error"}
+		{else}
+			{assign var=class value=""}
+		{/if}
+		{if isset($values) && isset($values.content) && !empty($values.content)}
+			{assign var=contentvalue value=$values.content}
+		{else}
+			{assign var=contentvalue value=""}
+		{/if}
+		<textarea name="content" id="content" class="{$class}" 
+		rows="10" cols="74">{$contentvalue|stripslashes|wp_specialchars:true}</textarea></p>
 
 	</fieldset>
 	

fp-interface/sharedtpls/rss.tpl

@@ -4,7 +4,7 @@
 		<title>{$flatpress.title}</title>
 		<link>{$flatpress.www}</link>
 		<description><![CDATA[{$flatpress.subtitle}]]></description>
-		<copyright>Copyright {$smarty.now|date_format:"$Y"}, {$flatpress.author}</copyright>
+		<copyright>Copyright {'Y'|date}, {$flatpress.author}</copyright>
 		{*<managingEditor>{$flatpress.email} ({$flatpress.author})</managingEditor>*}
 		<language>{$fp_config.locale.lang}</language>
 		<atom:link rel="self" href="{'rss2'|theme_feed_link}" type="application/rss+xml" />
@@ -23,9 +23,11 @@
 			<pubDate>{'r'|date:$date}</pubDate>
 			<comments>{$id|link:comments_link}</comments>
 
-			{foreach from=$enclosure item=encl} 
+			{if isset($enclosure)}
-				<enclosure url="{$encl.url}" length="{$encl.length}" type="{$encl.type}" />
+				{foreach from=$enclosure item=encl} 
-			{/foreach}
+					<enclosure url="{$encl.url}" length="{$encl.length}" type="{$encl.type}" />
+				{/foreach}
+			{/if}
 
 			</item>
 			{/entry}

fp-interface/sharedtpls/search.tpl

@@ -14,6 +14,7 @@
 	</fieldset>
 	
 	<fieldset><legend>{$lang.search.fset3}</legend>
+	{if !isset($categories)} {assign var=categories value=""} {/if}
 	{list_categories type="radio" selected=$categories}
 	<p>{$lang.search.catdescr}</p>
 	</fieldset>

fp-interface/sharedtpls/search_results.tpl

@@ -1,4 +1,4 @@
-{if $noresults}
+{if isset($noresults)}
 <p>{$smarty.request.q|string_format:$lang.search.descrnores}</p>
 {else}
 <p>{$smarty.request.q|string_format:$lang.search.descrres}</p>