Hide–able inline help in back– and frontend forms

administrator/components/com_config/forms/application.xml

@@ -175,6 +175,7 @@
 			name="dbtype"
 			type="databaseconnection"
 			label="COM_CONFIG_FIELD_DATABASE_TYPE_LABEL"
+			description="COM_CONFIG_FIELD_DATABASE_TYPE_DESC"
 			supported="mysql,mysqli,pgsql,postgresql"
 			filter="string" />
 
@@ -293,6 +294,7 @@
 			name="debug"
 			type="radio"
 			label="COM_CONFIG_FIELD_DEBUG_SYSTEM_LABEL"
+			description="COM_CONFIG_FIELD_DEBUG_SYSTEM_DESC"
 			layout="joomla.form.field.radio.switcher"
 			default="0"
 			filter="boolean"
@@ -305,6 +307,7 @@
 			name="debug_lang"
 			type="radio"
 			label="COM_CONFIG_FIELD_DEBUG_LANG_LABEL"
+			description="COM_CONFIG_FIELD_DEBUG_LANG_DESC"
 			layout="joomla.form.field.radio.switcher"
 			default="0"
 			filter="boolean"
@@ -394,6 +397,7 @@
 			name="proxy_enable"
 			type="radio"
 			label="COM_CONFIG_FIELD_PROXY_ENABLE_LABEL"
+			description="COM_CONFIG_FIELD_PROXY_ENABLE_DESC"
 			layout="joomla.form.field.radio.switcher"
 			default="0"
 			filter="boolean"
@@ -406,6 +410,7 @@
 			name="proxy_host"
 			type="text"
 			label="COM_CONFIG_FIELD_PROXY_HOST_LABEL"
+			description="COM_CONFIG_FIELD_PROXY_HOST_DESC"
 			filter="string"
 			showon="proxy_enable:1"
 			size="14"
@@ -427,6 +432,7 @@
 			name="proxy_user"
 			type="text"
 			label="COM_CONFIG_FIELD_PROXY_USERNAME_LABEL"
+			description="COM_CONFIG_FIELD_PROXY_USERNAME_DESC"
 			filter="string"
 			showon="proxy_enable:1"
 			autocomplete="off"
@@ -454,6 +460,7 @@
 			name="offset"
 			type="timezone"
 			label="COM_CONFIG_FIELD_SERVER_TIMEZONE_LABEL"
+			description="COM_CONFIG_FIELD_SERVER_TIMEZONE_DESC"
 			default="UTC"
 			>
 			<option value="UTC">JLIB_FORM_VALUE_TIMEZONE_UTC</option>
@@ -481,6 +488,7 @@
 			name="massmailoff"
 			type="radio"
 			label="COM_CONFIG_FIELD_MAIL_MASSMAILOFF_LABEL"
+			description="COM_CONFIG_FIELD_MAIL_MASSMAILOFF_DESC"
 			layout="joomla.form.field.radio.switcher"
 			default="0"
 			filter="boolean"
@@ -657,6 +665,7 @@
 			name="MetaRights"
 			type="textarea"
 			label="JFIELD_META_RIGHTS_LABEL"
+			description="JFIELD_META_RIGHTS_DESC"
 			filter="string"
 			cols="60"
 			rows="2"
@@ -678,6 +687,7 @@
 			name="MetaVersion"
 			type="radio"
 			label="COM_CONFIG_FIELD_METAVERSION_LABEL"
+			description="COM_CONFIG_FIELD_METAVERSION_DESC"
 			layout="joomla.form.field.radio.switcher"
 			default="0"
 			filter="boolean"
@@ -696,6 +706,7 @@
 			name="sef"
 			type="radio"
 			label="COM_CONFIG_FIELD_SEF_URL_LABEL"
+			description="COM_CONFIG_FIELD_SEF_URL_DESC"
 			layout="joomla.form.field.radio.switcher"
 			default="1"
 			filter="boolean"
@@ -708,6 +719,7 @@
 			name="sef_rewrite"
 			type="radio"
 			label="COM_CONFIG_FIELD_SEF_REWRITE_LABEL"
+			description="COM_CONFIG_FIELD_SEF_REWRITE_DESC"
 			layout="joomla.form.field.radio.switcher"
 			default="0"
 			filter="boolean"
@@ -720,7 +732,7 @@
 		<field
 			name="sef_note"
 			type="note"
-			label="COM_CONFIG_FIELD_SEF_REWRITE_DESC"
+			label="COM_CONFIG_FIELD_SEF_REWRITE_NOTE"
 			heading="p"
 			class="small"
 			showon="sef:1[AND]sef_rewrite:1"
@@ -730,6 +742,7 @@
 			name="sef_suffix"
 			type="radio"
 			label="COM_CONFIG_FIELD_SEF_SUFFIX_LABEL"
+			description="COM_CONFIG_FIELD_SEF_SUFFIX_DESC"
 			layout="joomla.form.field.radio.switcher"
 			default="0"
 			filter="boolean"
@@ -743,6 +756,7 @@
 			name="unicodeslugs"
 			type="radio"
 			label="COM_CONFIG_FIELD_UNICODESLUGS_LABEL"
+			description="COM_CONFIG_FIELD_UNICODESLUGS_DESC"
 			layout="joomla.form.field.radio.switcher"
 			default="0"
 			filter="boolean"
@@ -775,6 +789,7 @@
 			name="tmp_path"
 			type="text"
 			label="COM_CONFIG_FIELD_TEMP_PATH_LABEL"
+			description="COM_CONFIG_FIELD_TEMP_PATH_DESC"
 			filter="string"
 			size="50"
 		/>
@@ -783,6 +798,7 @@
 			name="gzip"
 			type="radio"
 			label="COM_CONFIG_FIELD_GZIP_COMPRESSION_LABEL"
+			description="COM_CONFIG_FIELD_GZIP_COMPRESSION_DESC"
 			layout="joomla.form.field.radio.switcher"
 			default="0"
 			filter="boolean"
@@ -795,6 +811,7 @@
 			name="error_reporting"
 			type="list"
 			label="COM_CONFIG_FIELD_ERROR_REPORTING_LABEL"
+			description="COM_CONFIG_FIELD_ERROR_REPORTING_DESC"
 			default="default"
 			filter="cmd"
 			validate="options"
@@ -1020,6 +1037,7 @@
 			name="frontediting"
 			type="list"
 			label="COM_CONFIG_FRONTEDITING_LABEL"
+			description="COM_CONFIG_FRONTEDITING_DESC"
 			default="1"
 			filter="integer"
 			validate="options"
@@ -1033,6 +1051,7 @@
 			name="editor"
 			type="plugins"
 			label="COM_CONFIG_FIELD_DEFAULT_EDITOR_LABEL"
+			description="COM_CONFIG_FIELD_DEFAULT_EDITOR_DESC"
 			folder="editors"
 			default="tinymce"
 			filter="cmd"
@@ -1042,6 +1061,7 @@
 			name="captcha"
 			type="plugins"
 			label="COM_CONFIG_FIELD_DEFAULT_CAPTCHA_LABEL"
+			description="COM_CONFIG_FIELD_DEFAULT_CAPTCHA_DESC"
 			folder="captcha"
 			default="0"
 			filter="cmd"
@@ -1053,6 +1073,7 @@
 			name="access"
 			type="accesslevel"
 			label="COM_CONFIG_FIELD_DEFAULT_ACCESS_LEVEL_LABEL"
+			description="COM_CONFIG_FIELD_DEFAULT_ACCESS_LEVEL_DESC"
 			default="1"
 			filter="UINT"
 			validate="options"
@@ -1082,6 +1103,7 @@
 			name="feed_limit"
 			type="list"
 			label="COM_CONFIG_FIELD_DEFAULT_FEED_LIMIT_LABEL"
+			description="COM_CONFIG_FIELD_DEFAULT_FEED_LIMIT_DESC"
 			default="10"
 			filter="integer"
 			validate="options"

administrator/components/com_config/src/View/Application/HtmlView.php

@@ -120,6 +120,7 @@ protected function addToolbar()
 		ToolbarHelper::divider();
 		ToolbarHelper::cancel('application.cancel', 'JTOOLBAR_CLOSE');
 		ToolbarHelper::divider();
+		ToolbarHelper::inlinehelp();
 		ToolbarHelper::help('Site_Global_Configuration');
 	}
 }

administrator/language/en-GB/com_config.ini

@@ -42,7 +42,7 @@ COM_CONFIG_FIELD_CACHE_LABEL="System Cache"
 COM_CONFIG_FIELD_CACHE_PATH_LABEL="Path to Cache Folder"
 COM_CONFIG_FIELD_CACHE_PLATFORMPREFIX_LABEL="Platform Specific Caching"
 COM_CONFIG_FIELD_CACHE_TIME_LABEL="Cache Time (minutes)"
-COM_CONFIG_FIELD_COOKIE_DOMAIN_DESC="Precede domain with '.' if cookie should be valid for all subdomains."
+COM_CONFIG_FIELD_COOKIE_DOMAIN_DESC="Precede domain with '.' if cookie should be valid for all subdomains. On most servers you do not need to set this or Cookie Path below."
 COM_CONFIG_FIELD_COOKIE_DOMAIN_LABEL="Cookie Domain"
 COM_CONFIG_FIELD_COOKIE_PATH_LABEL="Cookie Path"
 COM_CONFIG_FIELD_DATABASE_ENCRYPTION_CA_LABEL="Path to CA File"
@@ -60,19 +60,27 @@ COM_CONFIG_FIELD_DATABASE_PASSWORD_DESC="Do not edit this field unless absolutel
 COM_CONFIG_FIELD_DATABASE_PASSWORD_LABEL="Database Password"
 COM_CONFIG_FIELD_DATABASE_PREFIX_LABEL="Database Tables Prefix"
 COM_CONFIG_FIELD_DATABASE_TYPE_LABEL="Database Type"
+COM_CONFIG_FIELD_DATABASE_TYPE_DESC="Do not change this to a different database technology e.g. from MySQLi (MySQL database technology) to PostgreSQL (Postgres database technology); it will break your site."
 COM_CONFIG_FIELD_DATABASE_USERNAME_LABEL="Database Username"
 COM_CONFIG_FIELD_DEBUG_CONST="Constant"
 COM_CONFIG_FIELD_DEBUG_CONST_LANG_DESC="Select if you should display the language constant or the language value when debugging the language strings."
 COM_CONFIG_FIELD_DEBUG_CONST_LANG_LABEL="Language Display"
 COM_CONFIG_FIELD_DEBUG_LANG_LABEL="Debug Language"
+COM_CONFIG_FIELD_DEBUG_LANG_DESC="Displays <strong><code>??</code></strong> around a language string constant when the string is not present in the currently loaded language files or <strong><code>**</code></strong> around the string value when the string is present. If none of the above is displayed, it could mean the text is hardcoded and needs a language string."
 COM_CONFIG_FIELD_DEBUG_SYSTEM_LABEL="Debug System"
+COM_CONFIG_FIELD_DEBUG_SYSTEM_DESC="Use it only for troubleshooting, ideally on <em>private</em> copies of your site. The more technical information displayed in this mode can be a security risk if left enabled on live sites. Remember to publish the “System - Debug” plugin to get detailed information on each page being loaded."
 COM_CONFIG_FIELD_DEBUG_VALUE="Value"
 COM_CONFIG_FIELD_DEFAULT_ACCESS_LEVEL_LABEL="Default Access Level"
+COM_CONFIG_FIELD_DEFAULT_ACCESS_LEVEL_DESC="Set the Access Level which will be assigned by default to newly created items."
 COM_CONFIG_FIELD_DEFAULT_CAPTCHA_LABEL="Default Captcha"
+COM_CONFIG_FIELD_DEFAULT_CAPTCHA_DESC="Joomla and third party extensions can use a <a href=\"https://en.wikipedia.org/wiki/CAPTCHA\" target=\"_blank\">CAPTCHA</a> to prevent abuse (spam) on public forms. Each extension can choose to use a different CAPTCHA, if more than one are available. If no selection is made this will be used by default. You can enable additional CAPTCHA methods in System, Manage, Plugins."
 COM_CONFIG_FIELD_DEFAULT_EDITOR_LABEL="Default Editor"
+COM_CONFIG_FIELD_DEFAULT_EDITOR_DESC="This editor will be used for editing content and other rich text areas in third party extensions unless a user has chosen a different one in their user profile . This will also be the only editor available and used for users who are not already logged in (the Guest user group)."
 COM_CONFIG_FIELD_DEFAULT_FEED_LIMIT_LABEL="Default Feed Limit"
+COM_CONFIG_FIELD_DEFAULT_FEED_LIMIT_DESC="How many items will be published by default in RSS and Atom feeds."
 COM_CONFIG_FIELD_DEFAULT_LIST_LIMIT_LABEL="Default List Limit"
 COM_CONFIG_FIELD_ERROR_REPORTING_LABEL="Error Reporting"
+COM_CONFIG_FIELD_ERROR_REPORTING_DESC="Control whether PHP error messages should be displayed at all and how verbose they will be. On live sites use None for security reasons. Only use Maximum while troubleshooting — remember to set that back to None when you're done!"
 COM_CONFIG_FIELD_FEED_EMAIL_LABEL="Feed Email Address"
 COM_CONFIG_FIELD_FILESYSTEM_PATH_DESC="The filesystem path where session data will be stored.<br>If empty, the system's temporary directory will be used."
 COM_CONFIG_FIELD_FILESYSTEM_PATH_LABEL="Session Save Path"
@@ -86,6 +94,7 @@ COM_CONFIG_FIELD_FLOC_BLOCKER_LABEL="Block FLoC"
 COM_CONFIG_FIELD_FORCE_SSL_LABEL="Force HTTPS"
 COM_CONFIG_FIELD_FORCE_SSL_DESC="HTTPS must be enabled on your server or load balancer to utilise this option. Enable 'Behind Load Balancer' if your SSL terminates on your load balancer but your site is served on http on its webserver."
 COM_CONFIG_FIELD_GZIP_COMPRESSION_LABEL="Gzip Page Compression"
+COM_CONFIG_FIELD_GZIP_COMPRESSION_DESC="Joomla can automatically compress the generated HTML pages with GZip, making them smaller and increasing your site's speed score. Disable it if your server is already doing that for you or if it conflicts with third party extensions."
 COM_CONFIG_FIELD_HTMLBODY_LABEL="HTML Body"
 COM_CONFIG_FIELD_LOADBALANCER_ENABLE_DESC="If your site is behind a load balancer or reverse proxy, enable this setting so that IP addresses and other configurations within Joomla automatically take this into account."
 COM_CONFIG_FIELD_LOADBALANCER_ENABLE_LABEL="Behind Load Balancer"
@@ -98,6 +107,7 @@ COM_CONFIG_FIELD_LOG_DEPRECATED_LABEL="Log Deprecated API"
 COM_CONFIG_FIELD_LOG_EVERYTHING_LABEL="Log Almost Everything"
 COM_CONFIG_FIELD_LOG_EVERYTHING_DESC="Logs everything, except deprecated APIs."
 COM_CONFIG_FIELD_LOG_PATH_LABEL="Path to Log Folder"
+COM_CONFIG_FIELD_LOG_PATH_DESC="Joomla can optionally keep a log file of its own and third party extensions' operations. Provide the absolute path to a folder that is writeable by PHP; if it's missing or is not writeable Joomla will not load at all. For security reasons you must not use a folder with system–wide access such as <code>/tmp</code>."
 COM_CONFIG_FIELD_LOG_PRIORITIES_ALERT="Alert"
 COM_CONFIG_FIELD_LOG_PRIORITIES_ALL="All"
 COM_CONFIG_FIELD_LOG_PRIORITIES_CRITICAL="Critical"
@@ -113,6 +123,7 @@ COM_CONFIG_FIELD_MAIL_FROM_NAME_LABEL="From Name"
 COM_CONFIG_FIELD_MAIL_MAILER_LABEL="Mailer"
 COM_CONFIG_FIELD_MAIL_MAILONLINE_LABEL="Send Mail"
 COM_CONFIG_FIELD_MAIL_MASSMAILOFF_LABEL="Disable Mass Mail"
+COM_CONFIG_FIELD_MAIL_MASSMAILOFF_DESC="Joomla offers a Mass Mail feature which allows a user with administrator access to send an email to all users of the site. On sites with more than a few dozen users this can be problematic or time out."
 COM_CONFIG_FIELD_MAIL_REPLY_TO_EMAIL_LABEL="Reply To Email"
 COM_CONFIG_FIELD_MAIL_REPLY_TO_NAME_LABEL="Reply To Name"
 COM_CONFIG_FIELD_MAIL_SENDMAIL_PATH_LABEL="Sendmail Path"
@@ -129,24 +140,32 @@ COM_CONFIG_FIELD_MEMCACHE_PORT_LABEL="Memcache(d) Server Port"
 COM_CONFIG_FIELD_METAAUTHOR_LABEL="Author Meta Tag"
 COM_CONFIG_FIELD_METADESC_LABEL="Site Meta Description"
 COM_CONFIG_FIELD_METAVERSION_LABEL="Joomla Version"
+COM_CONFIG_FIELD_METAVERSION_DESC="Controls whether the <code>generator</code> meta tag in the HTML document's header in the front-end and in Atom feeds includes the exact version of your Joomla site. It is recommended to hide it for security reasons."
 COM_CONFIG_FIELD_OFFLINE_IMAGE_LABEL="Offline Image"
 COM_CONFIG_FIELD_OFFLINE_MESSAGE_LABEL="Custom Message"
 COM_CONFIG_FIELD_PROXY_ENABLE_LABEL="Enable Outbound Proxy"
+COM_CONFIG_FIELD_PROXY_ENABLE_DESC="Some hosts do not allow any network access from your site to the outside world by default and require you to manually configure an outbound proxy."
 COM_CONFIG_FIELD_PROXY_HOST_LABEL="Outbound Proxy Host"
+COM_CONFIG_FIELD_PROXY_HOST_DESC="Host (domain) name or IP address."
 COM_CONFIG_FIELD_PROXY_PASSWORD_LABEL="Outbound Proxy Password"
 COM_CONFIG_FIELD_PROXY_PORT_LABEL="Outbound Proxy Port"
 COM_CONFIG_FIELD_PROXY_USERNAME_LABEL="Outbound Proxy Username"
+COM_CONFIG_FIELD_PROXY_USERNAME_DESC="Leave blank if your outbound proxy does not require authentication."
 COM_CONFIG_FIELD_REDIS_AUTH_LABEL="Redis Server Authentication"
 COM_CONFIG_FIELD_REDIS_DB_LABEL="Redis Database"
 COM_CONFIG_FIELD_REDIS_HOST_LABEL="Redis Server Host/Sock"
 COM_CONFIG_FIELD_REDIS_PERSISTENT_LABEL="Persistent Redis"
 COM_CONFIG_FIELD_REDIS_PORT_DESC="Port discarded if connecting to Redis server over Unix sockets."
 COM_CONFIG_FIELD_REDIS_PORT_LABEL="Redis Server Port"
-COM_CONFIG_FIELD_SEF_REWRITE_DESC="Apache: Rename htaccess.txt to .htaccess<br>IIS: Rename web.config.txt to web.config"
+COM_CONFIG_FIELD_SEF_REWRITE_NOTE="Apache and Litespeed: Rename <code>htaccess.txt</code> to <code>.htaccess</code><br>IIS: Rename <code>web.config.txt</code> to <code>web.config</code><br>NginX: you must <a href=\"https://docs.joomla.org/Nginx\" target=\"_blank\">configure your server</a>.<br>Other servers or if unsure: please consult your hosting company."
 COM_CONFIG_FIELD_SEF_REWRITE_LABEL="Use URL Rewriting"
+COM_CONFIG_FIELD_SEF_REWRITE_DESC="Removes the <code>index.php/</code> part from the URLs."
 COM_CONFIG_FIELD_SEF_SUFFIX_LABEL="Add Suffix to URL"
+COM_CONFIG_FIELD_SEF_SUFFIX_DESC="By default, Joomla URLs are “bare”, without an extension. This options tells Joomla to add an extension such as <code>.html</code>, <code>.feed</code> etc based on the type of content being displayed by the URL."
 COM_CONFIG_FIELD_SEF_URL_LABEL="Search Engine Friendly URLs"
+COM_CONFIG_FIELD_SEF_URL_DESC="Joomla URLs normally look like <code>index.php?option=com_example&task=item.display&id=1</code> which isn't easy to convey verbally or in writing. Search Engine Friendly (SEF) URLs are more human–readable, e.g. <code>index.php/example/display/something</code>."
 COM_CONFIG_FIELD_SERVER_TIMEZONE_LABEL="Website Time Zone"
+COM_CONFIG_FIELD_SERVER_TIMEZONE_DESC="Used by default to display dates and times (Joomla stores them internally as UTC). This can be different than the time zone of your server. Users can override their preferred time zone in their user profile."
 COM_CONFIG_FIELD_SESSION_HANDLER_LABEL="Session Handler"
 COM_CONFIG_FIELD_SESSION_METADATA_DESC="If enabled, additional metadata about a user's session (including their username, user ID, and which application they are logged into) will be logged to the session database table.<br>If disabled, features dependent on this data will be unavailable."
 COM_CONFIG_FIELD_SESSION_METADATA_LABEL="Track Session Metadata"
@@ -159,7 +178,9 @@ COM_CONFIG_FIELD_SITE_OFFLINE_LABEL="Site Offline"
 COM_CONFIG_FIELD_SITENAME_PAGETITLES_LABEL="Site Name in Page Titles"
 COM_CONFIG_FIELD_SUBJECT_LABEL="Subject"
 COM_CONFIG_FIELD_TEMP_PATH_LABEL="Path to Temp Folder"
+COM_CONFIG_FIELD_TEMP_PATH_DESC="Joomla needs to temporarily store some files to perform actions such as installing / updating extensions or uploading files. Enter the absolute path of a directory that is writeable be PHP. <em>Do not</em> use the system–wide temporary folder (e.g. <code>/tmp</code>) for security reasons."
 COM_CONFIG_FIELD_UNICODESLUGS_LABEL="Unicode Aliases"
+COM_CONFIG_FIELD_UNICODESLUGS_DESC="No: Joomla transliterates aliases which contain non–latin-1 characters using the transliteration engine provided by the Joomla language pack for the content's selected language, e.g. über becomes ueber for en-GB (English, Great Britain). Yes: Joomla does not transliterate aliases; the alias is used as is, e.g. über remains as–is."
 COM_CONFIG_FIELD_VALUE_ADMINISTRATOR_ONLY="Administrator Only"
 COM_CONFIG_FIELD_VALUE_AFTER="After"
 COM_CONFIG_FIELD_VALUE_AUTHOR_EMAIL="Author Email"
@@ -189,6 +210,7 @@ COM_CONFIG_FIELD_WEBSERVICES_CORS_ALLOW_ORIGIN_DESC="Specifies the origin allowe
 COM_CONFIG_FIELDSET_TAGS_LABEL="Tags"
 COM_CONFIG_FILTER_OPTION_SELECT_EXTENSION="- Select Extension -"
 COM_CONFIG_FRONTEDITING_LABEL="Frontend Editing"
+COM_CONFIG_FRONTEDITING_DESC="Joomla can show an overlay in the public front–end, visible only to users with edit privileges, to directly modify the configuration of each module and/or menu displayed on the site. Set to “None” to disable this feature."
 COM_CONFIG_FRONTEDITING_MENUSANDMODULES="Modules & Menus"
 COM_CONFIG_FRONTEDITING_MODULES="Modules"
 COM_CONFIG_GLOBAL_CONFIGURATION="Global Configuration"

administrator/language/en-GB/joomla.ini

@@ -86,6 +86,7 @@ JFEATURED="Featured"
 JFEATURED_ASC="Featured ascending"
 JFEATURED_DESC="Featured descending"
 JHELP="Help"
+JINLINEHELP="Toggle Inline Help"
 JHIDE="Hide"
 JHIDEPASSWORD="Hide Password"
 JINVALID_TOKEN="The most recent request was denied because it had an invalid security token. Please refresh the page and try again."
@@ -260,7 +261,7 @@ JFIELD_META_DESCRIPTION_DESC="An optional paragraph to be used as the descriptio
 JFIELD_META_DESCRIPTION_LABEL="Meta Description"
 JFIELD_META_KEYWORDS_DESC="An optional comma-separated list of keywords and/or phrases to be used in the HTML output."
 JFIELD_META_KEYWORDS_LABEL="Keywords"
-JFIELD_META_RIGHTS_DESC="Describe what rights others have to use this content."
+JFIELD_META_RIGHTS_DESC="Describe what rights others have to use this content. This is conveyed to search engines using the <code>rights</code> meta tag in the HTML head."
 JFIELD_META_RIGHTS_LABEL="Content Rights"
 JFIELD_METADATA_AUTHOR_DESC="The author of this content."
 JFIELD_METADATA_RIGHTS_DESC="Publication rights for the content."