/**
* Tags Search method
*
* The sql must return the following fields that are
* used in a common display routine: href, title, section, created, text,
* browsernav
* @param string Target search string
* @param string mathcing option, exact|any|all
* @param string ordering option, newest|oldest|popular|alpha|category
* @param mixed An array if restricted to areas, null if search all
*/
function onContentSearch($text, $phrase = '', $ordering = '', $areas = null)
{
$searchText = $text;
if (is_array($areas)) {
if (!array_intersect($areas, array_keys(plgSearchTagsAreas()))) {
return array();
}
}
// load plugin params info
$plugin = JPluginHelper::getPlugin('search', 'cedtags');
$pluginParams = new JParameter($plugin->params);
$limit = $pluginParams->def('search_limit', 50);
$text = trim($text);
if ($text == '') {
return array();
}
$rows = $this->searchForText($text, $limit);
$count = count($rows);
for ($i = 0; $i < $count; $i++) {
$link = 'index.php?option=com_cedtag&task=tag&tag=' . CedTagsHelper::urlTagname($rows[$i]->name);
$rows[$i]->href = JRoute::_($link);
$rows[$i]->section = JText::_('TAG');
}
$return = array();
foreach ($rows as $key => $tag) {
if (searchHelper::checkNoHTML($tag, $searchText, array('name', 'title', 'text'))) {
$return[] = $tag;
}
}
return $return;
}
/**
*
* @param $cid
* @return array
*/
public function getModelTags($cid)
{
$terms = $this->getTagsForArticle($cid);
$showRelatedArticles = CedTagsHelper::param('RelatedArticlesByTags', 0);
$tags = array();
if (isset($terms) && !empty($terms)) {
$singleTermsSuppress = CedTagsHelper::param('SuppresseSingleTerms', 1);
$termIds = array();
foreach ($terms as $term) {
$frequency = $this->getTagFrequency($term);
if ($showRelatedArticles || $singleTermsSuppress) {
if (@intval($frequency) <= 1) {
if ($singleTermsSuppress) {
continue;
}
} else {
$termIds[] = $term->id;
}
}
$date = $term->created;
$tag = new stdClass();
$tag->title = JText::sprintf('COM_CEDTAG_ITEMS_TITLE', (string) $frequency, (string) $term->name, (string) $date, (string) $term->hits);
$tag->id = $term->id;
$tag->link = JRoute::_('index.php?option=com_cedtag&task=tag&tag=' . CedTagsHelper::urlTagname($term->name));
$tag->tag = CedTagsHelper::ucwords($term->name);
$tags[] = $tag;
}
}
//Limit size of tags displayed
array_splice($tags, intval(CedTagsHelper::param('MaxTagsNumber', 10)));
return $tags;
}
/**
* The second function, [componentname]ParseRoute($segments), must transform an array of segments back into an array of URL parameters. Schematically:
* @param $segments
* @return array
*/
function cedtagParseRoute($segments)
{
$vars = array();
$tag = array_shift($segments);
$vars['tag'] = CedTagsHelper::urlTagname($tag);
$vars['task'] = 'tag';
$vars['view'] = 'tag';
return $vars;
}
" border="0"/>
<map name="mymap">
<?php
foreach ($this->cloud->get_image_map() as $map) {
?>
<area shape="rect"
coords="<?php
echo $map[1]->get_map_coords();
?>
"
title="<?php
echo $map[0];
?>
"
href="<?php
echo JRoute::_('index.php?option=com_cedtag&task=tag&tag=' . CedTagsHelper::urlTagname($map[0]));
?>
"
/>
<?php
}
?>
</map>
</div>
<div class="copyright">
<a href="http://www.waltercedric.com"
style="font: normal normal normal 10px/normal arial; color: rgb(187, 187, 187); border-bottom-style: none; border-bottom-width: inherit; border-bottom-color: inherit; text-decoration: none; "
onmouseover="this.style.textDecoration='underline'" onmouseout="this.style.textDecoration='none'" target="_blank"><b>cedTag</b></a>
</div>
<!-- CedTag Free Tagging system for Joomla by www.waltercedric.com -->
</div>
/**
* http://rhodopsin.blogspot.com/2008/05/php-tag-cloud.html
* http://en.wikipedia.org/wiki/Pareto_distribution
* @param $rows
* @return array
*/
public function mappingFrequencyToSizeWithPareto($rows)
{
$tags = array();
$tagsNameToRow = array();
foreach ($rows as $row) {
$tags[$row->name] = $row->frequency;
$tagsNameToRow[$row->name] = $row;
}
$maxSize = $rows[0]->frequency;
$minSize = 1;
$tags = $this->fromParetoCurve($tags, $minSize, $maxSize);
$result = array();
while (list($tagname, $tagsize) = each($tags)) {
$term = new stdClass();
$term->size = $tagsize;
$term->link = JRoute::_('index.php?option=com_cedtag&task=tag&tag=' . CedTagsHelper::urlTagname($tagname));
$term->name = CedTagsHelper::ucwords($tagname);
$term->frequency = $tagsNameToRow[$tagname]->frequency;
$term->hits = $tagsNameToRow[$tagname]->hits;
$term->created = $tagsNameToRow[$tagname]->created;
$term->title = JText::sprintf('COM_CEDTAG_ITEMS_TITLE', (string) $term->frequency, (string) $term->name, (string) $term->created, (string) $term->hits);
$term->class = 'cedtag';
$result[] = $term;
}
return $result;
}
