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display_field_data()

Parameters

ColumnTypeDefaultDescription
$field array
$valueonly false
$fixedwidth 452

Location

include/render_functions.php lines 4214 to 4468

Definition

 
function display_field_data(array $field,$valueonly=false,$fixedwidth=452)
    {
    debug_function_call(__FUNCTION__, [$field['ref'], $valueonly, $fixedwidth]);
    global $ref, $show_expiry_warning, $access, $search, $extra, $lang, $FIXED_LIST_FIELD_TYPES, $force_display_template_orderby;

    $value = (string) $field["value"];
    $title=escape($field["title"]);
    $modified_field=hook("beforeviewdisplayfielddata_processing","",array($field));
    if($modified_field)
        {
        $field=$modified_field;
        debug(sprintf('$field #%s was modified by beforeviewdisplayfielddata_processing hook', $field['ref']));
        }

    $warningtext="";
    $dismisstext="";
    $dismisslink="";
    # Handle expiry date warning messages
    if (!$valueonly && $field["type"] == FIELD_TYPE_EXPIRY_DATE && $value != "" && $value <= date("Y-m-d H:i") && $show_expiry_warning) 
        {
        debug('Handle expiry date warning messages');
        $title = escape($lang["warningexpired"]);
        $warningtext = escape($lang["warningexpiredtext"]);
        $dismisstext = LINK_CARET . escape($lang["warningexpiredok"]);
        $dismisslink = "<p id=\"WarningOK\">
        <a href=\"#\" onClick=\"document.getElementById('RecordDownloadTabContainer').style.display='block';document.getElementById('WarningOK').style.display='none';\">{$dismisstext}</a></p>";
        $extra.="<style>#RecordDownloadTabContainer {display:none;}</style>";

        # If there is no display template then prepare the full markup here
        if (trim((string) $field["display_template"]) == "") 
            {
            $extra.="<div class=\"clearerleft\"></div><div class=\"RecordStory\"><h1>{$title}</h1>
            <p>{$value}</p><p>{$warningtext}</p>{$dismisslink}</div>";
            }
        }
    
    # Handle general warning messages
    if (!$valueonly && $field["type"] == FIELD_TYPE_WARNING_MESSAGE && trim($value) != "") 
        {
        debug('Handle general warning messages');
        $warningtext = $value;
        $dismisstext = LINK_CARET . escape($lang["warningexpiredok"]);
        $dismisslink = "<p id=\"WarningOK_{$field['ref']}\">
        <a href=\"#\" onClick=\"document.getElementById('RecordDownloadTabContainer').style.display='block';document.getElementById('WarningOK_{$field['ref']}').style.display='none';\">{$dismisstext}</a></p>";
        $extra.="<style>#RecordDownloadTabContainer {display:none;}</style>";

        # If there is no display template then prepare the full markup here
        if (trim((string) $field["display_template"]) == "") 
            {
            $extra.="<div class=\"clearerleft\"></div><div class=\"RecordStory\"><h1>{$title}</h1>
            <p>".nl2br(escape(i18n_get_translated($warningtext)))."</p>{$dismisslink}</div>";
            }
        }

    if ($field['value_filter']!="")
        {
        debug('Calling value_filter...');
        eval(eval_check_signed($field['value_filter']));
        }
    elseif ($field["type"]==FIELD_TYPE_DATE_AND_OPTIONAL_TIME && strpos($value,":")!=false)
        {
        // Show the time as well as date if entered
        $value=nicedate($value,true,true);
        }
    elseif ($field["type"]==FIELD_TYPE_DATE_AND_OPTIONAL_TIME || $field["type"]==FIELD_TYPE_EXPIRY_DATE || $field["type"]==FIELD_TYPE_DATE)
        {
        $value=nicedate($value,false,true);
        }
    elseif ($field["type"]==FIELD_TYPE_DATE_RANGE)
        {
        $rangedates = explode(",",$value);
        natsort($rangedates);
        $value=implode(DATE_RANGE_SEPARATOR,$rangedates);
        }
    
        if($field['type'] == FIELD_TYPE_CATEGORY_TREE)
            {
            $parentnode = null;
            $recursive = true;
            $treenodes = get_nodes($field["ref"], $parentnode, $recursive);
            $detailed=false; # Just get the nodes
            $node_sort=false; # Do not sort the nodes
            $resource_nodes=get_resource_nodes($ref, $field["ref"], $detailed, $node_sort);
            $treenodenames = array();
            foreach ($treenodes as $treenode)
                {
                if(in_array($treenode["ref"],$resource_nodes)) 
                    {
                    $treenodenames[] = ["ref" => $treenode["ref"], "name" => $treenode["translated_path"]];
                    }
                }
            $value = render_fixed_list_as_pills($treenodenames);
            }
    
    if (($value!="") && ($value!=",") && ($field["display_field"]==1) && ($access==0 || ($access==1 && !$field["hide_when_restricted"])))
        {
        debug('Field can display...');
        if (!$valueonly)
            {
            debug('Showing title');
            $title=escape(str_replace("Keywords - ","",$field["title"]));
            }
        else
            {
            debug('Blanking title');
            $title="";
            }

        # Value formatting
        # Optimised to use the value as is if there are no "~" characters present in the value
        if (is_i18n_language_string($value) && $field['type'] != FIELD_TYPE_CATEGORY_TREE) {
            $field_value = $value;
            debug('value formatting due to ~ character...');
            # The field value may be a list of comma separated language encoded values, so process the nodes
            $field_nodes_in_value = explode(",", $field["nodes"]);
            if (count($field_nodes_in_value) > 1) {
                # Multiple nodes in value; Get all nodes for the field and translate each one which is in the metadata
                $field_nodes_all = get_nodes($field['ref']);
                $names_i18n_in_value = extract_node_options($field_nodes_all, true, true);
                # Convert the field nodes in value as an array keyed by the names to allow an intersect by key operation 
                $node_names_in_value = array_intersect_key($names_i18n_in_value, array_flip($field_nodes_in_value));
                $value = implode(', ', $node_names_in_value);
                $field_nodes_translated = array_map(function($node_value, $node_id) 
                        {
                        return ['name' => $node_value, 'ref' => $node_id];
                        }
                        , $node_names_in_value, array_keys($node_names_in_value));
            }

            # Not a node list so translate the raw value or something went wrong trying to resolve the node values 
            # so attempt to translate the raw value to display instead
            if (count($field_nodes_in_value) == 1 || trim($value) == "") {
                # Translate the single value
                $value=i18n_get_translated($field_value);
                $field_nodes_translated = [['name' => $value, 'ref' => $field['nodes']]];
            }
        }

        // Handle the rest of the fixed list fields, category trees have their own section
        if (in_array($field['type'], $FIXED_LIST_FIELD_TYPES) && $field['type'] != FIELD_TYPE_CATEGORY_TREE) {
            $value = render_fixed_list_as_pills($field_nodes_translated ?? get_resource_nodes($ref, $field["ref"], true, false));
        }

        # Do not convert HTML formatted fields (that are already HTML) to HTML. Added check for extracted fields set to 
        # ckeditor that have not yet been edited.
        if(
            ($field["type"] != FIELD_TYPE_TEXT_BOX_FORMATTED_AND_CKEDITOR && !in_array($field['type'], $FIXED_LIST_FIELD_TYPES))
            || ($field["type"] == FIELD_TYPE_TEXT_BOX_FORMATTED_AND_CKEDITOR && $value == strip_tags($value))
            )
            {
            $value = nl2br(escape($value));
            }
        elseif($field["type"] == FIELD_TYPE_TEXT_BOX_FORMATTED_AND_CKEDITOR && $value != strip_tags($value))
            {
            $value = strip_tags_and_attributes($value, ['a'], ['href', 'target']);
            }

        $modified_value = hook('display_field_modified_value', '', array($field));
        if($modified_value)
            {       
            $value = $modified_value['value'];
            debug('field value modified by display_field_modified_value hook');
            }
        # Final stages of rendering

        # Include display template when necessary
        if (!$valueonly && trim($field["display_template"] ?? "")!="")
            {
            debug('Include display_template');
            $value_for_url=$value;
            # Highlight keywords
            $value=highlightkeywords($value,$search,$field["partial_index"],$field["name"],$field["keywords_index"]);
            
            $value_mod_after_highlight=hook('value_mod_after_highlight', '', array($field,$value));
            if($value_mod_after_highlight)
                {
                $value=$value_mod_after_highlight;
                }

            # Use a display template to render this field
            $template = strip_tags_and_attributes($field['display_template'], array("a"), array("href", "target"));
            $template = str_replace('[title]', $title, $template);
            $template = str_replace('[value]', $value, $template);
            $template = str_replace(['[url]', '%5Burl%5D'], escape($value_for_url), $template);
            $template = str_replace('[warning]', escape($warningtext), $template);
            $template = str_replace('[ref]', (int) $ref, $template);
            $template = str_replace('[link]', strip_tags_and_attributes($dismisslink, array("a"), array("href", "onclick")), $template);

            /*Language strings
            Format: [lang-language-name_here]
            Example: [lang-resourcetype-photo]
            */
            preg_match_all('/\[lang-(.+?)\]/', $template, $template_language_matches);
            $i = 0;
            foreach($template_language_matches[0] as $template_language_match_placeholder)
                {
                $placeholder_value = $template_language_match_placeholder;

                if(isset($lang[$template_language_matches[1][$i]]))
                    {
                    $placeholder_value = $lang[$template_language_matches[1][$i]];
                    }

                $template = str_replace($template_language_match_placeholder, $placeholder_value, $template);

                $i++;
                }

            $extra   .= $template;
            }
        else
            {
            debug('No display template');
            # There is a value in this field, but we also need to check again for a current-language value after the i18n_get_translated() function was called, to avoid drawing empty fields
            if ($value!="")
                {
                debug('Draw this field normally...');
                # Draw this field normally. - value has already been sanitized by htmlspecialchars
                # Highlight keywords
                $value=highlightkeywords($value,$search,$field["partial_index"],$field["name"],$field["keywords_index"]);
                
                $value_mod_after_highlight=hook('value_mod_after_highlight', '', array($field,$value));
                if($value_mod_after_highlight)
                    {
                    $value=$value_mod_after_highlight;
                    }
                
                ?><div 
                
                if (!$valueonly)
                    {
                    if ($field["full_width"])
                        {
                        echo "class=\"clearerleft item itemType".$field['type']."\"";
                        }
                    else
                        {
                        echo "class=\"itemNarrow itemType".$field['type']."\"";
                        }
                    }
                elseif (isset($fixedwidth))
                    {
                    echo "style=\"width:" . $fixedwidth . "px\"";
                    } ?>>
                <h3> echo $title?></h3><p> echo $value; ?></p></div>
                }
            }
            
        if($force_display_template_orderby)
            {
            echo $extra;
            $extra='';
            }
        }
    }

This article was last updated 4th December 2024 08:35 Europe/London time based on the source file dated 3rd December 2024 11:55 Europe/London time.