friendspicker.php

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<?php
elgg_load_js('elgg.friendspicker');
elgg_load_js('jquery.easing');


$chararray = elgg_echo('friendspicker:chararray');

// Initialise name
if (!isset($vars['name'])) {
    $name = "friend";
} else {
    $name = $vars['name'];
}

// Are we highlighting default or all?
if (empty($vars['highlight'])) {
    $vars['highlight'] = 'default';
}
if ($vars['highlight'] != 'all') {
    $vars['highlight'] = 'default';
}

// Initialise values
if (!isset($vars['value'])) {
    $vars['value'] = array();
} else {
    if (!is_array($vars['value'])) {
        $vars['value'] = (int) $vars['value'];
        $vars['value'] = array($vars['value']);
    }
}

// Initialise whether we're calling back or not
if (isset($vars['callback'])) {
    $callback = $vars['callback'];
} else {
    $callback = false;
}

// We need to count the number of friends pickers on the page.
if (!isset($vars['friendspicker'])) {
    global $friendspicker;
    if (!isset($friendspicker)) {
        $friendspicker = 0;
    }
    $friendspicker++;
} else {
    $friendspicker = $vars['friendspicker'];
}

$users = array();
$activeletters = array();

// Are we displaying form tags and submit buttons?
// (If we've been given a target, then yes! Otherwise, no.)
if (isset($vars['formtarget'])) {
    $formtarget = $vars['formtarget'];
} else {
    $formtarget = false;
}

// Sort users by letter
if (is_array($vars['entities']) && sizeof($vars['entities'])) {
    foreach($vars['entities'] as $user) {
        $letter = elgg_strtoupper(elgg_substr($user->name, 0, 1));

        if (!elgg_substr_count($chararray, $letter)) {
            $letter = "*";
        }
        if (!isset($users[$letter])) {
            $users[$letter] = array();
        }
        $users[$letter][$user->guid] = $user;
    }
}

// sort users in letters alphabetically
foreach ($users as $letter => $letter_users) {
    usort($letter_users, create_function('$a, $b', '
        return strcasecmp($a->name, $b->name);
    '));
    $users[$letter] = $letter_users;
}

if (!$callback) {
    ?>

    <div class="friends-picker-main-wrapper">

    <?php

    if (isset($vars['content'])) {
        echo $vars['content'];
    }
    ?>

    <div id="friends-picker_placeholder<?php echo $friendspicker; ?>">

    <?php
}

if (!isset($vars['replacement'])) {
    if ($formtarget) {
?>
<?php //@todo JS 1.8: no ?>
<script language="text/javascript">
    $(function() { // onload...do
        $('#collectionMembersForm<?php echo $friendspicker; ?>').submit(function() {
            var inputs = [];
            $(':input', this).each(function() {
                if (this.type != 'checkbox' || (this.type == 'checkbox' && this.checked != false)) {
                    inputs.push(this.name + '=' + escape(this.value));
                }
            });
            jQuery.ajax({
                type: "POST",
                data: inputs.join('&'),
                url: this.action,
                success: function(){
                    $('a.collectionmembers<?php echo $friendspicker; ?>').click();
                }

            });
            return false;
        })
    })

    </script>

<!-- Collection members form -->
<form id="collectionMembersForm<?php echo $friendspicker; ?>" action="<?php echo $formtarget; ?>" method="post"> <!-- action="" method=""> -->

<?php
        echo elgg_view('input/securitytoken');
        echo elgg_view('input/hidden', array(
            'name' => 'collection_id',
            'value' => $vars['collection_id'],
        ));
    }
?>

<div class="friends-picker-wrapper">
<div id="friends-picker<?php echo $friendspicker; ?>">
    <div class="friends-picker-container">
<?php

// Initialise letters
    $chararray .= "*";
    $letter = elgg_substr($chararray, 0, 1);
    $letpos = 0;
    while (1 == 1) {
        ?>
        <div class="panel" title="<?php echo $letter; ?>">
            <div class="wrapper">
                <h3><?php echo $letter; ?></h3>
        <?php

        if (isset($users[$letter])) {
            ksort($users[$letter]);

            echo "<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">";
            $col = 0;

            foreach($users[$letter] as $friend) {
                if ($col == 0) {
                    echo "<tr>";
                }

                //echo "<p>" . $user->name . "</p>";
                $label = elgg_view_entity_icon($friend, 'tiny', array('use_hover' => false));
                $options[$label] = $friend->getGUID();

                if ($vars['highlight'] == 'all' && !in_array($letter,$activeletters)) {
                    $activeletters[] = $letter;
                }


                if (in_array($friend->getGUID(),$vars['value'])) {
                    $checked = "checked = \"checked\"";
                    if (!in_array($letter,$activeletters) && $vars['highlight'] == 'default') {
                        $activeletters[] = $letter;
                    }
                } else {
                    $checked = "";
                }
                ?>

                <td>

                    <input type="checkbox" <?php echo $checked; ?> name="<?php echo $name; ?>[]" value="<?php echo $options[$label]; ?>" />

                </td>

                <td>

                    <div style="width: 25px; margin-bottom: 15px;">
                <?php
                    echo $label;
                ?>
                    </div>
                </td>
                <td style="width: 200px; padding: 5px;">
                    <?php echo $friend->name; ?>
                </td>
                <?php
                $col++;
                if ($col == 3){
                    echo "</tr>";
                    $col = 0;
                }
            }
            if ($col < 3) {
                echo "</tr>";
            }

            echo "</table>";
        }

?>

            </div>
        </div>
<?php

            $substr = elgg_substr($chararray, elgg_strlen($chararray) - 1, 1);
            if ($letter == $substr) {
                break;
            }
            //$letter++;
            $letpos++;
            $letter = elgg_substr($chararray, $letpos, 1);
        }

?>
    </div>

<?php

if ($formtarget) {

    if (isset($vars['formcontents']))
        echo $vars['formcontents'];

?>
    <div class="clearfix"></div>
    <div class="friendspicker-savebuttons">
        <input type="submit" class="elgg-button elgg-button-submit" value="<?php echo elgg_echo('save'); ?>" />
        <input type="button" class="elgg-button elgg-button-cancel" value="<?php echo elgg_echo('cancel'); ?>" onclick="$('a.collectionmembers<?php echo $friendspicker; ?>').click();" />
    <br /></div>
    </form>

<?php

}

?>

</div>
</div>

<?php
} else {
    echo $vars['replacement'];
}
if (!$callback) {

?>

</div>
</div>


<?php

}

if (!isset($vars['replacement'])) {
?>
<?php //@todo JS 1.8: no ?>
<script type="text/javascript">
    // initialise picker
    $("div#friends-picker<?php echo $friendspicker; ?>").friendsPicker(<?php echo $friendspicker; ?>);
</script>
<script type="text/javascript">
$(document).ready(function () {
// manually add class to corresponding tab for panels that have content
<?php
if (sizeof($activeletters) > 0)
    //$chararray = elgg_echo('friendspicker:chararray');
    foreach($activeletters as $letter) {
        $tab = elgg_strpos($chararray, $letter) + 1;
?>
$("div#friends-picker-navigation<?php echo $friendspicker; ?> li.tab<?php echo $tab; ?> a").addClass("tabHasContent");
<?php
    }

?>
});
</script>

<?php

}