<?php
/**
* /lib/tabs/excerpts-tab.php
*
* Prints out the Excerpts tab in Relevanssi settings.
*
* @package Relevanssi
* @author Mikko Saari
* @license https://wordpress.org/about/gpl/ GNU General Public License
* @see https://www.relevanssi.com/
*/
/**
* Prints out the excerpts tab in Relevanssi settings.
*/
function relevanssi_excerpts_tab() {
$excerpts = get_option( 'relevanssi_excerpts' );
$excerpt_length = get_option( 'relevanssi_excerpt_length' );
$excerpt_type = get_option( 'relevanssi_excerpt_type' );
$excerpt_allowable_tags = get_option( 'relevanssi_excerpt_allowable_tags' );
$excerpt_custom_fields = get_option( 'relevanssi_excerpt_custom_fields' );
$excerpt_specific_fields = get_option( 'relevanssi_excerpt_specific_fields' );
$highlight = get_option( 'relevanssi_highlight' );
$txt_col = get_option( 'relevanssi_txt_col' );
$bg_col = get_option( 'relevanssi_bg_col' );
$css = get_option( 'relevanssi_css' );
$class = get_option( 'relevanssi_class' );
$highlight_title = get_option( 'relevanssi_hilite_title' );
$highlight_docs = get_option( 'relevanssi_highlight_docs' );
$highlight_coms = get_option( 'relevanssi_highlight_comments' );
$show_matches = get_option( 'relevanssi_show_matches' );
$show_matches_text = get_option( 'relevanssi_show_matches_text' );
$index_fields = get_option( 'relevanssi_index_fields' );
$expand_highlights = get_option( 'relevanssi_expand_highlights' );
if ( '#' !== substr( $txt_col, 0, 1 ) ) {
$txt_col = '#' . $txt_col;
}
$txt_col = relevanssi_sanitize_hex_color( $txt_col );
if ( '#' !== substr( $bg_col, 0, 1 ) ) {
$bg_col = '#' . $bg_col;
}
$bg_col = relevanssi_sanitize_hex_color( $bg_col );
$show_matches_text = stripslashes( $show_matches_text );
$excerpts = relevanssi_check( $excerpts );
$excerpt_custom_fields = relevanssi_check( $excerpt_custom_fields );
$excerpt_specific_fields = relevanssi_check( $excerpt_specific_fields );
$highlight_title = relevanssi_check( $highlight_title );
$highlight_docs = relevanssi_check( $highlight_docs );
$highlight_coms = relevanssi_check( $highlight_coms );
$show_matches = relevanssi_check( $show_matches );
$expand_highlights = relevanssi_check( $expand_highlights );
$excerpt_chars = relevanssi_select( $excerpt_type, 'chars' );
$excerpt_words = relevanssi_select( $excerpt_type, 'words' );
$highlight_none = relevanssi_select( $highlight, 'no' );
$highlight_mark = relevanssi_select( $highlight, 'mark' );
$highlight_em = relevanssi_select( $highlight, 'em' );
$highlight_strong = relevanssi_select( $highlight, 'strong' );
$highlight_col = relevanssi_select( $highlight, 'col' );
$highlight_bgcol = relevanssi_select( $highlight, 'bgcol' );
$highlight_style = relevanssi_select( $highlight, 'css' );
$highlight_class = relevanssi_select( $highlight, 'class' );
$txt_col_display = 'screen-reader-text';
$bg_col_display = 'screen-reader-text';
$css_display = 'screen-reader-text';
$class_display = 'screen-reader-text';
if ( 'col' === $highlight ) {
$txt_col_display = '';
}
if ( 'bgcol' === $highlight ) {
$bg_col_display = '';
}
if ( 'css' === $highlight ) {
$css_display = '';
}
if ( 'class' === $highlight ) {
$class_display = '';
}
?>
<div id="custom_excerpts">
<h2 id="excerpts"><?php esc_html_e( 'Custom excerpts/snippets', 'relevanssi' ); ?></h2>
<table class="form-table" role="presentation">
<tr id="row_custom_snippets">
<th scope="row">
<?php esc_html_e( 'Custom search result snippets', 'relevanssi' ); ?>
</th>
<td>
<label >
<input type='checkbox' name='relevanssi_excerpts' id='relevanssi_excerpts' <?php echo esc_html( $excerpts ); ?> />
<?php esc_html_e( 'Create custom search result snippets', 'relevanssi' ); ?>
</label>
<p class="description"><?php esc_html_e( 'Only enable this if you actually use the custom excerpts.', 'relevanssi' ); ?></p>
<?php
$theme = wp_get_theme();
$template = $theme->get( 'Template' );
if ( 'divi' === strtolower( $template ) ) :
?>
<?php // Translators: %1$s opens the link, %2$s closes it. ?>
<p class="important"><?php printf( esc_html__( 'Looks like you are using Divi. In order to use custom excerpts with Divi, you need to make some changes to your templates. %1$sSee instructions here%2$s.', 'relevanssi' ), '<a href="https://www.relevanssi.com/knowledge-base/divi-page-builder-and-cleaner-excerpts/">', '</a>' ); ?></p>
<?php endif; ?>
</td>
</tr>
<tr id="tr_excerpt_length"
<?php
if ( empty( $excerpts ) ) {
echo "class='relevanssi_disabled'";
}
?>
>
<th scope="row">
<label for='relevanssi_excerpt_length'><?php esc_html_e( 'Length of the snippet', 'relevanssi' ); ?></label>
</th>
<td>
<input type='text' name='relevanssi_excerpt_length' id='relevanssi_excerpt_length' size='4' value='<?php echo esc_attr( $excerpt_length ); ?>'
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
/>
<label for="relevanssi_excerpt_type" class="screen-reader-text"><?php esc_html_e( 'Excerpt length type', 'relevanssi' ); ?></label>
<select name='relevanssi_excerpt_type' id='relevanssi_excerpt_type'
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
>
<option value='chars' <?php echo esc_html( $excerpt_chars ); ?>><?php esc_html_e( 'characters', 'relevanssi' ); ?></option>
<option value='words' <?php echo esc_html( $excerpt_words ); ?>><?php esc_html_e( 'words', 'relevanssi' ); ?></option>
</select>
<p class="description"><?php esc_html_e( "Using words is much faster than characters. Don't use characters, unless you have a really good reason and your posts are short.", 'relevanssi' ); ?></p>
</td>
</tr>
<?php
if ( function_exists( 'relevanssi_form_max_excerpts' ) ) {
relevanssi_form_max_excerpts( $excerpts );
}
?>
<tr id="tr_excerpt_allowable_tags"
<?php
if ( empty( $excerpts ) ) {
echo "class='relevanssi_disabled'";
}
?>
>
<th scope="row">
<label for='relevanssi_excerpt_allowable_tags'><?php esc_html_e( 'Allowable tags in excerpts', 'relevanssi' ); ?></label>
</th>
<td>
<input type='text' name='relevanssi_excerpt_allowable_tags' id='relevanssi_excerpt_allowable_tags' size='60' value='<?php echo esc_attr( $excerpt_allowable_tags ); ?>'
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
/>
<p class="description"><?php esc_html_e( 'List all tags you want to allow in excerpts. For example: <p><a><strong>.', 'relevanssi' ); ?></p>
</td>
</tr>
<tr id="tr_excerpt_custom_fields"
<?php
if ( empty( $excerpts ) ) {
echo "class='relevanssi_disabled'";
}
?>
>
<th scope="row">
<?php esc_html_e( 'Use custom fields for excerpts', 'relevanssi' ); ?>
</th>
<td>
<label>
<input type='checkbox' name='relevanssi_excerpt_custom_fields' id='relevanssi_excerpt_custom_fields' <?php echo esc_html( $excerpt_custom_fields ); ?>
<?php
if ( empty( $excerpts ) || empty( $index_fields ) ) {
echo "disabled='disabled'";
}
?>
/>
<?php esc_html_e( 'Use custom field content for building excerpts', 'relevanssi' ); ?>
</label>
<p class="description"><?php esc_html_e( 'Use the custom fields setting for indexing for excerpt-making as well. Enabling this option will show custom field content in Relevanssi-generated excerpts.', 'relevanssi' ); ?>
<?php
if ( RELEVANSSI_PREMIUM ) {
esc_html_e( 'Enable this option to use PDF content for excerpts.', 'relevanssi' );
}
?>
</p>
<p><label>
<input type='checkbox' name='relevanssi_excerpt_specific_fields' id='relevanssi_excerpt_specific_fields' <?php echo esc_html( $excerpt_specific_fields ); ?>
<?php
if ( empty( $excerpts ) || empty( $index_fields ) ) {
echo "disabled='disabled'";
}
?>
/>
<?php esc_html_e( 'Create custom field specific excerpts', 'relevanssi' ); ?>
</label></p>
<p class="description"><?php esc_html_e( 'The default method of adding custom field content to excerpts cannot tell which custom fields is the source of the excerpts. Using custom field specific excerpts is slower, but you can tell which custom field was the source of the excerpt.', 'relevanssi' ); ?>
<p class="description"><?php esc_html_e( 'Current custom field setting', 'relevanssi' ); ?>:
<?php
if ( 'visible' === $index_fields ) {
esc_html_e( 'all visible custom fields', 'relevanssi' );
} elseif ( 'all' === $index_fields ) {
esc_html_e( 'all custom fields', 'relevanssi' );
} elseif ( ! empty( $index_fields ) ) {
printf( '<code>%s</code>', esc_html( $index_fields ) );
} elseif ( RELEVANSSI_PREMIUM ) {
esc_html_e( 'Just PDF content', 'relevanssi' );
} else {
esc_html_e( 'None selected', 'relevanssi' );
}
?>
</p>
</td>
</tr>
<?php if ( 'visible' === $index_fields || 'all' === $index_fields ) : ?>
<tr id="row_custom_fields">
<th scope="row">
<?php esc_html_e( 'List custom fields', 'relevanssi' ); ?>
</th>
<td>
<button type="button" class="button button-primary" id="list_custom_fields"><?php esc_html_e( 'List custom fields', 'relevanssi' ); ?></button>
<p class="description"><?php esc_html_e( 'Click the button above to see the list of indexed custom fields.', 'relevanssi' ); ?></p>
<div id="relevanssi_custom_field_list"></div>
<?php if ( class_exists( 'acf', false ) ) : ?>
<p class="description"><?php esc_html_e( 'Fields excluded from ACF settings and with filter functions are included here.', 'relevanssi' ); ?></p>
<?php endif; ?>
</td>
</tr>
<?php endif; ?>
</table>
</div>
<div id="highlighting">
<h2><?php esc_html_e( 'Search hit highlighting', 'relevanssi' ); ?></h2>
<table id="relevanssi_highlighting" class="form-table
<?php
if ( empty( $excerpts ) ) {
echo 'relevanssi_disabled';
}
?>
" role="presentation">
<tr id="row_highlight_type">
<th scope="row">
<label for='relevanssi_highlight'><?php esc_html_e( 'Highlight type', 'relevanssi' ); ?></label>
</th>
<td>
<select name='relevanssi_highlight' id='relevanssi_highlight'
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
>
<option value='no' <?php echo esc_html( $highlight_none ); ?>><?php esc_html_e( 'No highlighting', 'relevanssi' ); ?></option>
<option value='mark' <?php echo esc_html( $highlight_mark ); ?>><mark></option>
<option value='em' <?php echo esc_html( $highlight_em ); ?>><em></option>
<option value='strong' <?php echo esc_html( $highlight_strong ); ?>><strong></option>
<option value='col' <?php echo esc_html( $highlight_col ); ?>><?php esc_html_e( 'Text color', 'relevanssi' ); ?></option>
<option value='bgcol' <?php echo esc_html( $highlight_bgcol ); ?>><?php esc_html_e( 'Background color', 'relevanssi' ); ?></option>
<option value='css' <?php echo esc_html( $highlight_style ); ?>><?php esc_html_e( 'CSS Style', 'relevanssi' ); ?></option>
<option value='class' <?php echo esc_html( $highlight_class ); ?>><?php esc_html_e( 'CSS Class', 'relevanssi' ); ?></option>
</select>
<p class="description"><?php esc_html_e( 'Requires custom snippets to work.', 'relevanssi' ); ?></p>
</td>
</tr>
<tr id="tr_relevanssi_txt_col" class='<?php echo esc_attr( $txt_col_display ); ?>'>
<th scope="row">
<?php esc_html_e( 'Text color', 'relevanssi' ); ?>
</th>
<td>
<input type='text' name='relevanssi_txt_col' id='relevanssi_txt_col' size='7' class="color-field" data-default-color="#ff0000" value='<?php echo esc_attr( $txt_col ); ?>'
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
/>
</td>
</tr>
<tr id="tr_relevanssi_bg_col" class=' <?php echo esc_attr( $bg_col_display ); ?>'>
<th scope="row">
<?php esc_html_e( 'Background color', 'relevanssi' ); ?>
</th>
<td>
<input type='text' name='relevanssi_bg_col' id='relevanssi_bg_col' size='7' class="color-field" data-default-color="#ffaf75" value='<?php echo esc_attr( $bg_col ); ?>'
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
/>
</td>
</tr>
<tr id="tr_relevanssi_css" class=' <?php echo esc_attr( $css_display ); ?>'>
<th scope="row">
<label for='relevanssi_css'><?php esc_html_e( 'CSS style for highlights', 'relevanssi' ); ?></label>
</th>
<td>
<input type='text' name='relevanssi_css' id='relevanssi_css' size='60' value='<?php echo esc_attr( $css ); ?>'
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
/>
<?php // Translators: %s is a <span> tag. ?>
<p class="description"><?php printf( esc_html__( 'The highlights will be wrapped in a %s with this CSS in the style parameter.', 'relevanssi' ), '<span>' ); ?></p>
</td>
</tr>
<tr id="tr_relevanssi_class" class=' <?php echo esc_attr( $class_display ); ?>'>
<th scope="row">
<label for='relevanssi_class'><?php esc_html_e( 'CSS class for highlights', 'relevanssi' ); ?></label>
</th>
<td>
<input type='text' name='relevanssi_class' id='relevanssi_class' size='60' value='<?php echo esc_attr( $class ); ?>'
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
/>
<?php // Translators: %s is a <span> tag. ?>
<p class="description"><?php printf( esc_html__( 'The highlights will be wrapped in a %s with this class.', 'relevanssi' ), '<span>' ); ?></p>
</td>
</tr>
<tr id="row_highlight_titles">
<th scope="row">
<?php esc_html_e( 'Highlight in titles', 'relevanssi' ); ?>
</th>
<td>
<label for='relevanssi_hilite_title'>
<input type='checkbox' name='relevanssi_hilite_title' id='relevanssi_hilite_title' <?php echo esc_html( $highlight_title ); ?>
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
/>
<?php esc_html_e( 'Highlight query terms in titles', 'relevanssi' ); ?>
</label>
<?php // Translators: %1$s is 'the_title()', %2$s is 'relevanssi_the_title()'. ?>
<p class="description"><?php printf( esc_html__( 'Highlights in titles require changes to the search results template. You need to replace %1$s in the search results template with %2$s. For more information, see the contextual help.', 'relevanssi' ), '<code>the_title()</code>', '<code>relevanssi_the_title()</code>' ); ?></p>
</td>
</tr>
<tr id="row_highlight_docs">
<th scope="row">
<?php esc_html_e( 'Highlight in documents', 'relevanssi' ); ?>
</th>
<td>
<label for='relevanssi_highlight_docs'>
<input type='checkbox' name='relevanssi_highlight_docs' id='relevanssi_highlight_docs' <?php echo esc_html( $highlight_docs ); ?>
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
/>
<?php esc_html_e( 'Highlight query terms in documents', 'relevanssi' ); ?>
</label>
<?php // Translators: %s is 'highlight'. ?>
<p class="description"><?php printf( esc_html__( 'Highlights hits when user opens the post from search results. This requires an extra parameter (%s) to the links from the search results pages, which Relevanssi should add automatically.', 'relevanssi' ), '<code>highlight</code>' ); ?></p>
</td>
</tr>
<tr id="row_highlight_comments">
<th scope="row">
<?php esc_html_e( 'Highlight in comments', 'relevanssi' ); ?>
</th>
<td>
<label for='relevanssi_highlight_comments'>
<input type='checkbox' name='relevanssi_highlight_comments' id='relevanssi_highlight_comments' <?php echo esc_html( $highlight_coms ); ?>
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
/>
<?php esc_html_e( 'Highlight query terms in comments', 'relevanssi' ); ?>
</label>
<p class="description"><?php esc_html_e( 'Highlights hits in comments when user opens the post from search results.', 'relevanssi' ); ?></p>
</td>
</tr>
<tr id="row_expand_highlights">
<th scope="row">
<?php esc_html_e( 'Expand highlights', 'relevanssi' ); ?>
</th>
<td>
<label for='relevanssi_expand_highlights'>
<input type='checkbox' name='relevanssi_expand_highlights' id='relevanssi_expand_highlights' <?php echo esc_html( $expand_highlights ); ?>
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
/>
<?php esc_html_e( 'Expand highlights to cover full words', 'relevanssi' ); ?>
</label>
<p class="description"><?php esc_html_e( 'When a highlight matches part of the word, if this option is enabled, the highlight will be expanded to highlight the whole word.', 'relevanssi' ); ?></p>
</td>
</tr>
</table>
</div>
<div id="breakdown">
<h2><?php esc_html_e( 'Breakdown of search results', 'relevanssi' ); ?></h2>
<table id="relevanssi_breakdown" class="form-table
<?php
if ( empty( $excerpts ) ) {
echo 'relevanssi_disabled';
}
?>
" role="presentation">
<tr id="row_show_matches">
<th scope="row">
<?php esc_html_e( 'Breakdown of search hits in excerpts', 'relevanssi' ); ?>
</th>
<td>
<label for='relevanssi_show_matches'>
<input type='checkbox' name='relevanssi_show_matches' id='relevanssi_show_matches' <?php echo esc_html( $show_matches ); ?>
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
/>
<?php esc_html_e( 'Show the breakdown of search hits in the excerpts.', 'relevanssi' ); ?>
</label>
<p class="description"><?php esc_html_e( 'Requires custom snippets to work.', 'relevanssi' ); ?></p>
</td>
</tr>
<tr id="row_show_matches_text">
<th scope="row">
<label for='relevanssi_show_matches_text'><?php esc_html_e( 'The breakdown format', 'relevanssi' ); ?></label>
</th>
<td>
<textarea name='relevanssi_show_matches_text' id='relevanssi_show_matches_text' cols="80" rows="4"
<?php
if ( empty( $excerpts ) ) {
echo "disabled='disabled'";
}
?>
><?php echo esc_attr( $show_matches_text ); ?></textarea>
<p class="description"><?php esc_html_e( 'Use %body%, %title%, %categories%, %tags%, %taxonomies%, %comments%, %customfields%, %author%, %excerpt% and %mysqlcolumns% to display the number of hits (in different parts of the post), %total% for total hits, %score% to display the document weight and %terms% to show how many hits each search term got.', 'relevanssi' ); /* phpcs:ignore WordPress.WP.I18n */ ?></p>
</td>
</tr>
</table>
</div>
<?php
}
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