icon.php

Go to the documentation of this file.

<?php
// these 'old' Elgg 1.x sprite icons will be converted to the FontAwesome version
$translated_icons = array(
    "arrow-two-head" => "arrows-h",
    "attention" => "exclamation-triangle",
    "cell-phone" => "mobile",
    "checkmark" => "check",
    "clip" => "paperclip",
    "cursor-drag-arrow" => "arrows",
    "drag-arrow" => "arrows", // 'old' admin sprite
    "delete-alt" => "times-circle",
    "delete" => "times",
    "facebook" => "facebook-square",
    "grid" => "th",
    "hover-menu" => "caret-down",
    "info" => "info-circle",
    "lock-closed" => "lock",
    "lock-open" => "unlock",
    "mail" => "envelope-o",
    "mail-alt" => "envelope",
    "print-alt" => "print elgg-icon-hover",
    "push-pin" => "thumb-tack",
    "push-pin-alt" => "thumb-tack elgg-icon-hover",
    "redo" => "share",
    "round-arrow-left" => "arrow-circle-left",
    "round-arrow-right" => "arrow-circle-right",
    "round-checkmark" => "check-circle",
    "round-minus" => "minus-circle",
    "round-plus" => "plus-circle",
    "rss" => "rss-square",
    "search-focus" => "search elgg-icon-hover",
    "settings" => "wrench",
    "settings-alt" => "cog",
    "share" => "share-alt-square",
    "shop-cart" => "shopping-cart",
    "speech-bubble" => "comment",
    "speech-bubble-alt" => "comments",
    "star-alt" => "star elgg-icon-hover",
    "star-empty" => "star-o",
    "thumbs-down-alt" => "thumbs-down elgg-icon-hover",
    "thumbs-up-alt" => "thumbs-up elgg-icon-hover",
    "trash" => "trash-o",
    "twitter" => "twitter-square",
    "undo" => "reply",
    "video" => "film"
);

$convert = (bool) elgg_extract('convert', $vars, true);
unset($vars['convert']);

$class = elgg_extract_class($vars, ["elgg-icon", "fa"]);

foreach ($class as $index => $c) {
    if (preg_match_all('/^elgg-icon-(.+)-hover$/i', $c)) {
        // add hover class
        $class[] = 'elgg-icon-hover';
        $c = preg_replace('/(.+)-hover$/i', '$1', $c);
    }
    
    if (preg_match_all('/^elgg-icon-(.+)/i', $c)) {
        // convert
        $base_icon = preg_replace('/^elgg-icon-(.+)/i', '$1', $c);
        if ($convert) {
            $base_icon = elgg_extract($base_icon, $translated_icons, $base_icon);
        }
        $class[] = "fa-{$base_icon}";
    }
}

$vars["class"] = array_unique($class);

echo elgg_format_element('span', $vars, '');