/**
* Creates a new instance of the renderer
*
* @param UTCW_Plugin $plugin Main plugin instance
*
* @since 2.0
*/
public function __construct(UTCW_Plugin $plugin)
{
$this->data = $plugin->get('data');
$this->config = $plugin->get('renderConfig');
$this->plugin = $plugin;
$this->id = base_convert(crc32(serialize($this->config)), 10, 27);
$this->buildCSS();
}
/**
* Creates a new instance of the QueryBuilder
*
* @param UTCW_Plugin $plugin Main plugin instance
*
* @since 2.2
*/
public function __construct(UTCW_Plugin $plugin)
{
$this->db = $plugin->get('wpdb');
$this->plugin = $plugin;
$this->query = $this->getBaseQuery();
$this->parameters = array();
}
/**
* Will add the style to the internal array if the option doesn't have is default value
*
* @param string $option
* @param string $template
* @param string $value
*
* @since 2.6
*/
protected function addStyle($option, $template, $value = '')
{
if (!$value) {
$value = $this->plugin->get('renderConfig')->{$option};
}
if (!$this->hasDefaultValue($option)) {
$this->styles[] = sprintf($template, $value);
}
}
/**
* Returns the SQL query to be used when fetching terms
*
* @return string
* @since 2.6
*/
protected function getQuery()
{
$config = $this->plugin->get('dataConfig');
$db = $this->plugin->get('wpdb');
$builder = new UTCW_QueryBuilder($this->plugin);
$builder->addAuthorConstraint($config->authors);
$builder->addPostTypeConstraint($config->post_type);
$builder->addPostStatusConstraint($this->plugin->isAuthenticatedUser(), $config->post_type);
$builder->addDaysOldConstraint($config->days_old);
$builder->addTaxonomyConstraint($config->taxonomy);
$builder->addTagsListConstraint($config->tags_list_type, $config->tags_list, $config->taxonomy);
$builder->addPostTermConstraint($config->post_term);
$builder->addGrouping();
$builder->addMinimum($config->minimum);
// Add statements from the strategy
$this->buildQuery($builder);
$builder->addMaxConstraint($config->max);
$builder->addSort($config->order, $config->reverse, $config->case_sensitive);
$query = $builder->getQuery();
$parameters = $builder->getParameters();
return $db->prepare($query, $parameters);
}
/**
* Loads terms based on current configuration
*
* @return UTCW_Term[]
* @since 2.0
*/
public function getTerms()
{
$this->terms = array();
$this->result = $this->config->strategy->getData();
// Calculate sizes
$min_count = PHP_INT_MAX;
$max_count = 0;
// Get translation handler if a translation plugin is active
$this->translationHandler = $this->plugin->get('translationHandler');
foreach ($this->result as $item) {
if ($item->count < $min_count) {
$min_count = $item->count;
}
if ($item->count > $max_count) {
$max_count = $item->count;
}
if ($this->translationHandler) {
// Let the translation handler determine if the term should be included or not
$term = $this->translationHandler->createTerm($item, $this->plugin);
if ($term) {
$this->terms[] = $term;
}
} else {
$this->terms[] = new UTCW_Term($item, $this->plugin);
}
}
if ($this->config->post_term_query_var && $this->config->post_term) {
$this->addTermFilterQueryVars();
}
$size_from = floatval($this->config->size_from);
$size_to = floatval($this->config->size_to);
$unit = preg_replace('/' . UTCW_DECIMAL_REGEX . '/', '', $this->config->size_from);
$font_step = $this->calcStep($min_count, $max_count, $size_from, $size_to);
foreach ($this->terms as $term) {
$term->size = $this->calcSize($size_from, $term->count, $min_count, $font_step) . $unit;
}
// Set colors
switch ($this->config->color) {
case 'random':
foreach ($this->terms as $term) {
$term->color = sprintf(UTCW_HEX_COLOR_FORMAT, rand() % 256, rand() % 256, rand() % 256);
}
break;
case 'set':
if ($this->config->color_set) {
foreach ($this->terms as $term) {
$term->color = $this->config->color_set[array_rand($this->config->color_set)];
}
}
break;
case 'span':
if ($this->config->color_span_from && $this->config->color_span_to) {
preg_match_all('/[0-9a-f]{2}/i', $this->config->color_span_from, $cf_rgb_matches);
list($red_from, $green_from, $blue_from) = array_map('hexdec', $cf_rgb_matches[0]);
preg_match_all('/[0-9a-f]{2}/i', $this->config->color_span_to, $ct_rgb_matches);
list($red_to, $green_to, $blue_to) = array_map('hexdec', $ct_rgb_matches[0]);
$colors = new stdClass();
$colors->red_from = $red_from;
$colors->red_to = $red_to;
$colors->green_from = $green_from;
$colors->green_to = $green_to;
$colors->blue_from = $blue_from;
$colors->blue_to = $blue_to;
foreach ($this->terms as $term) {
$term->color = $this->calcColor($min_count, $max_count, $colors, $term->count);
}
}
}
// Last order by color if selected, this is the only order which can't be done in the DB
if ($this->config->order == 'color') {
// Change the argument order to change the sort order
$sort_fn_arguments = $this->config->reverse ? '$b,$a' : '$a,$b';
// There's no difference in sortin case sensitive or case in-sensitive since
// the colors are always lower case and internally generated
$sort_fn = create_function($sort_fn_arguments, 'return strcmp( $a->color, $b->color );');
usort($this->terms, $sort_fn);
}
return $this->terms;
}
