diff options
Diffstat (limited to 'core/Visualization/Cloud.php')
| -rw-r--r-- | core/Visualization/Cloud.php | 174 |
1 files changed, 81 insertions, 93 deletions
diff --git a/core/Visualization/Cloud.php b/core/Visualization/Cloud.php index ba3a3ebabd..bf7a2227ee 100644 --- a/core/Visualization/Cloud.php +++ b/core/Visualization/Cloud.php @@ -11,20 +11,20 @@ /** * Generates a tag cloud from a given data array. - * The generated tag cloud can be in PHP format, or in HTML. + * The generated tag cloud can be in PHP format, or in HTML. * * Inspired from Derek Harvey (www.derekharvey.co.uk) - * + * * @package Piwik * @subpackage Piwik_Visualization */ class Piwik_Visualization_Cloud implements Piwik_View_Interface { - /** Used by integration tests to make sure output is consistent. */ - public static $debugDisableShuffle = false; + /** Used by integration tests to make sure output is consistent. */ + public static $debugDisableShuffle = false; - protected $wordsArray = array(); - public $truncatingLimit = 50; + protected $wordsArray = array(); + public $truncatingLimit = 50; /** * Assign word to array @@ -32,94 +32,82 @@ class Piwik_Visualization_Cloud implements Piwik_View_Interface * @param int $value * @return string */ - function addWord($word, $value = 1) - { - if (isset($this->wordsArray[$word])) - { - $this->wordsArray[$word] += $value; - } - else - { - $this->wordsArray[$word] = $value; - } - } + function addWord($word, $value = 1) + { + if (isset($this->wordsArray[$word])) { + $this->wordsArray[$word] += $value; + } else { + $this->wordsArray[$word] = $value; + } + } + + public function render() + { + $this->shuffleCloud(); + $return = array(); + if (empty($this->wordsArray)) { + return array(); + } + $maxValue = max($this->wordsArray); + foreach ($this->wordsArray as $word => $popularity) { + $wordTruncated = $word; + if (Piwik_Common::mb_strlen($word) > $this->truncatingLimit) { + $wordTruncated = Piwik_Common::mb_substr($word, 0, $this->truncatingLimit - 3) . '...'; + } + + // case hideFutureHoursWhenToday=1 shows hours with no visits + if ($maxValue == 0) { + $percent = 0; + } else { + $percent = ($popularity / $maxValue) * 100; + } + // CSS style value + $sizeRange = $this->getClassFromPercent($percent); + + $return[$word] = array( + 'word' => $word, + 'wordTruncated' => $wordTruncated, + 'value' => $popularity, + 'size' => $sizeRange, + 'percent' => $percent, + ); + } + return $return; + } + + /** + * Shuffle associated names in array + */ + protected function shuffleCloud() + { + if (self::$debugDisableShuffle) { + return; + } + + $keys = array_keys($this->wordsArray); - public function render() - { - $this->shuffleCloud(); - $return = array(); - if(empty($this->wordsArray)) { - return array(); - } - $maxValue = max($this->wordsArray); - foreach ($this->wordsArray as $word => $popularity) - { - $wordTruncated = $word; - if(Piwik_Common::mb_strlen($word) > $this->truncatingLimit) - { - $wordTruncated = Piwik_Common::mb_substr($word, 0, $this->truncatingLimit - 3).'...'; - } - - // case hideFutureHoursWhenToday=1 shows hours with no visits - if($maxValue == 0) - { - $percent = 0; - } - else - { - $percent = ($popularity / $maxValue) * 100; - } - // CSS style value - $sizeRange = $this->getClassFromPercent($percent); + shuffle($keys); - $return[$word] = array( - 'word' => $word, - 'wordTruncated' => $wordTruncated, - 'value' => $popularity, - 'size' => $sizeRange, - 'percent' => $percent, - ); - } - return $return; - } - - /** - * Shuffle associated names in array - */ - protected function shuffleCloud() - { - if (self::$debugDisableShuffle) - { - return; - } + if (count($keys) && is_array($keys)) { + $tmpArray = $this->wordsArray; + $this->wordsArray = array(); + foreach ($keys as $key => $value) + $this->wordsArray[$value] = $tmpArray[$value]; + } + } - $keys = array_keys($this->wordsArray); - - shuffle($keys); - - if (count($keys) && is_array($keys)) - { - $tmpArray = $this->wordsArray; - $this->wordsArray = array(); - foreach ($keys as $key => $value) - $this->wordsArray[$value] = $tmpArray[$value]; - } - } - - /** - * Get the class range using a percentage - * - * @return int $class - */ - protected function getClassFromPercent($percent) - { - $mapping = array(95, 70, 50, 30, 15, 5, 0); - foreach($mapping as $key => $value) - { - if($percent >= $value) - { - return $key; - } - } - } + /** + * Get the class range using a percentage + * + * @return int $class + */ + protected function getClassFromPercent($percent) + { + $mapping = array(95, 70, 50, 30, 15, 5, 0); + foreach ($mapping as $key => $value) { + if ($percent >= $value) { + return $key; + } + } + } } |