aliroHTML.php

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<?php

/*******************************************************************************
 * Aliro - the modern, accessible content management system
 *
 * Aliro is open source software, free to use, and licensed under GPL.
 * You can find the full licence at http://www.gnu.org/copyleft/gpl.html GNU/GPL
 *
 * The author freely draws attention to the fact that Aliro derives from Mambo,
 * software that is controlled by the Mambo Foundation.  However, this section
 * of code is totally new.  If it should contain any fragments that are similar
 * to Mambo, please bear in mind (1) there are only so many ways to do things
 * and (2) the author of Aliro is also the author and copyright owner for large
 * parts of Mambo 4.6.
 *
 * Tribute should be paid to all the developers who took Mambo to the stage
 * it had reached at the time Aliro was created.  It is a feature rich system
 * that contains a good deal of innovation.
 *
 * Your attention is also drawn to the fact that Aliro relies on other items of
 * open source software, which is very much in the spirit of open source.  Aliro
 * wishes to give credit to those items of code.  Please refer to
 * http://aliro.org/credits for details.  The credits are not included within
 * the Aliro package simply to avoid providing a marker that allows hackers to
 * identify the system.
 *
 * Copyright in this code is strictly reserved by its author, Martin Brampton.
 * If it seems appropriate, the copyright will be vested in the Aliro Organisation
 * at a suitable time.
 *
 * Copyright (c) 2007 Martin Brampton
 *
 * http://aliro.org
 *
 * counterpoint@aliro.org
 *
 * aliroHTML is progressively taking over from mosHTML.  It is a singleton rather
 * than a set of static methods, for both style and efficiency reasons.  The
 * mosHTML interface still exists, but makes calls to aliroHTML.
 *
 */

class aliroHTML {
    private static $instance = __CLASS__;

    public static function getInstance () {
        return is_object(self::$instance) ? self::$instance : (self::$instance = new self::$instance());
    }

    public function makeOption ($value, $text='', $selected=false, $valuename='value', $textname='text') {
        $obj = new stdClass;
        $obj->$valuename = $value;
        $obj->$textname = trim($text) ? $text : $value;
        $obj->selected = $selected;
        return $obj;
    }

    // Takes an array of objects and uses it to create a select list
    public function selectList ($selections, $tag_name, $tag_attribs='', $key='value', $text='text', $selected=NULL ) {
        if (!is_array($selections)) return '';
        $selectproperties = array();
        if (is_array($selected)) foreach ($selected as $select) {
            if (is_object($select)) $selectproperties[] = $select->$key;
            else $selectproperties[] = $select;
        }
        else $selectproperties = array($selected);
        $selecthtml = '';
        foreach ($selections as $selection) {
            $select = ((isset($selection->selected) AND $selection->selected) OR in_array($selection->$key, $selectproperties, true)) ? 'selected="selected"' : '';
            $selecthtml .= <<<AN_OPTION
            <option value="{$selection->$key}" $select>
                {$selection->$text}
            </option>
AN_OPTION;
        }
        return <<<THE_SELECT
        <select name="$tag_name" $tag_attribs>
            $selecthtml
        </select>
THE_SELECT;
    }

    public function radioList ($arr, $tag_name, $tag_attribs, $selected=null, $key='value', $text='text') {
        $html = '';
        foreach ($arr as $choice) {
            $extra = @$choice->id ? " id=\"$choice->id\"" : '';
            if (is_array($selected)) foreach ($selected as $obj) {
                if ($choice->$key == $obj->$key) {
                    $extra .= ' selected="selected"';
                    break;
                }
            }
            else $extra .= ($choice->$key == $selected ? " checked=\"checked\"" : '');
            $html .= <<<RADIO
            <input type="radio" name="$tag_name" value="{$choice->$key}" $extra $tag_attribs />
            {$choice->$text}
RADIO;
        }
        return $html;
    }

    public function yesnoRadioList ($tag_name, $tag_attribs, $selected, $yes=_CMN_YES, $no=_CMN_NO ) {
        $arr = array(
        $this->makeOption( '0', $no, true ),
        $this->makeOption( '1', $yes, true )
        );
        return $this->radioList ($arr, $tag_name, $tag_attribs, $selected);
    }

    public function idBox ($rowNum, $recId, $checkedOut=false, $name='cid') {
        return $checkedOut ? '' : <<<IDBOX
        <input type="checkbox" id="cb$rowNum" name="{$name}[]" value="$recId" onclick="isChecked(this.checked);" />
IDBOX;
    }

    public function toolTip ($tooltip, $title='', $width='', $image='tooltip.png', $text='', $href='#') {
        if ($width) $width = ', WIDTH, \''.$width .'\'';
        if ($title) $title = ', CAPTION, \''.$title .'\'';
        if (!$text) {
            $image = aliroCore::getInstance()->getCfg('live_site').'/includes/js/ThemeOffice/'.$image;
            $text = '<img src="'.$image.'" alt="Tool Tip" />';
        }
        // $style = $href ? '' : 'style="text-decoration: none; color: #333;"';
        return <<<CTOOLTIP
        <a href="$href"> $text <span class="tooltip">$tooltip</span></a>
CTOOLTIP;
        return <<<TOOLTIP
        <a href="$href" onmouseover="return overlib('$tooltip' $title, BELOW, RIGHT $width );" onmouseout="return nd();" $style > $text </a>
TOOLTIP;
    }

    private function checkedOut($row, $overlib=1) {
        if ($overlib) {
            if (!isset($row->editor)) {
                $user = new mosUser();
                $user->load($row->checked_out);
                $row->editor = $user->name;
            }
            $date = $this->formatDate( $row->checked_out_time, '%A, %d %B %Y' );
            $time = $this->formatDate( $row->checked_out_time, '%H:%M' );
            $checked_out_text   = <<<CHECKED_OUT
<table><tr><td>$row->editor</td></tr><tr><td>$date</td></tr><tr><td>$time</td></tr></table>
CHECKED_OUT;
            $hover = 'onmouseover="return overlib(\''. $checked_out_text .'\', CAPTION, \'Checked Out\', BELOW, RIGHT);" onMouseOut="return nd();"';
        }
        else $hover = '';
        return '<img src="images/checked_out.png" '. $hover .' alt="Checked Out"/>';
    }

    public function formatDate ($date, $format='', $offset=''){
        $core = aliroCore::getInstance();
        // Format was originally set to %Y-%m-%d %H:%M:%S
        if (!$offset) $offset = $core->getCfg('offset');
        if ($date AND ereg( "([0-9]{4})-([0-9]{2})-([0-9]{2})[ ]([0-9]{2}):([0-9]{2}):([0-9]{2})", $date, $regs ) ) {
            $date = mktime( $regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1] );
            $date = $date > -1 ? aliroLanguage::getInstance()->getDate($format, $date + ($offset*60*60)) : '-';
        }
        return $date;
    }

    public function checkedOutProcessing ($row, $i) {
        if ($row->checked_out) $checked = $this->checkedOut ($row);
        else $checked = $this->idBox ($i, $row->id, ($row->checked_out AND $row->checked_out != aliroUser::getInstance()->id));
        return $checked;
    }

    public function publishedProcessing ($row, $i) {
        $img    = $row->published ? 'publish_g.png' : 'publish_x.png';
        $task   = $row->published ? 'unpublish' : 'publish';
        $alt    = $row->published ? T_('Published') : T_('Unpublished');
        $action = $row->published ? T_('Unpublish Item') : T_('Publish item');
        return <<<PUBLISH_LINK
        <a href="javascript: void(0);" onclick="return listItemTask('cb$i','$task')" title="$action">
        <img src="images/$img" border="0" alt="$alt" />
        </a>
PUBLISH_LINK;

    }

    public function loadCalendar() {
        $live_site = aliroCore::getInstance()->getCfg('live_site');
        $tags = <<<END_TAGS
        <link rel="stylesheet" type="text/css" media="all" href="$live_site/extclasses/js/calendar/calendar-mos.css" title="green" />
        <!-- import the calendar script -->
        <script type="text/javascript" src="$live_site/extclasses/js/calendar/calendar.js"></script>
        <!-- import the language module -->
        <script type="text/javascript" src="$live_site/extclasses/js/calendar/lang/calendar-en.js"></script>
END_TAGS;
        aliroRequest::getInstance()->addCustomHeadTag ($tags);
    }

}

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