public function getAssignedKeywords()
{
if (($keywords = $this->getKeywords()) === false) {
static::raiseError(__CLASS__ . '::getKeywords() returned false!');
return false;
}
if (empty($keywords)) {
return null;
}
$names = array();
foreach ($keywords as $keyword_idx) {
try {
$keyword = new \Mtlda\Models\KeywordModel(array('idx' => $keyword_idx));
} catch (\Exception $e) {
static::raiseError(__METHOD__ . "(), failed to load KeywordModel({$keyword_idx})!");
return false;
}
if (($name = $keyword->getName()) === false) {
static::raiseError(get_class($keyword) . '::getName() returned false!');
return false;
}
array_push($names, $name);
}
return implode(', ', $names);
}
protected function buildKeywordSuggestions()
{
global $tmpl;
$archive_item_keywords = array();
if (!isset($this->archiveItem) || empty($this->archiveItem)) {
static::raiseError(__METHOD__ . '(), have no item to operate on!');
return false;
}
if (!$this->keywords->hasItems()) {
return true;
}
if ($this->archiveItem->hasKeywords()) {
if (($assigned_keywords = $this->archiveItem->getKeywords()) === false) {
static::raiseError(get_class($this->archiveItem) . '::getKeywords() returned false!');
return false;
}
foreach ($assigned_keywords as $idx) {
try {
$keyword = new \Mtlda\Models\KeywordModel(array('idx' => $idx));
} catch (\Exception $e) {
static::raiseError(__METHOD__ . '(), failed to load KeywordModel!', false, $e);
return false;
}
if (($name = $keyword->getName()) === false) {
static::raiseError(get_class($keyword) . '::getName() returned false!');
return false;
}
array_push($archive_item_keywords, $name);
}
}
$sources = array();
if ($this->archiveItem->hasTitle()) {
if (($title = $this->archiveItem->getTitle()) === false) {
static::raiseError(get_class($this->archiveItem) . '::getTitle() returned false!');
return false;
}
array_push($sources, $title);
}
if (($filename = $this->archiveItem->getFileNameBase()) === false) {
static::raiseError(get_class($this->archiveItem) . '::getFileName() returned false');
return false;
}
array_push($sources, $filename);
if ($this->archiveItem->hasIndices()) {
if (($indices = $this->archiveItem->getIndices(true)) === false) {
static::raiseError(get_class($this->archiveItem) . '::getIndices() returned false!');
return false;
}
if (!isset($indices) || empty($indices) || !is_array($indices)) {
static::raiseError(get_class($this->archiveItem) . '::getIndices() returned invalid data!');
return false;
}
foreach ($indices as $index) {
if (($text = $index->getDocumentText()) === false) {
static::raiseError(get_class($index) . '::getDocumentText() returned false!');
return false;
}
array_push($sources, $text);
}
}
if (is_a($this->archiveItem, 'Mtlda\\Models\\DocumentModel') && $this->archiveItem->hasProperties()) {
if (($properties = $this->archiveItem->getProperties()) === false) {
static::raiseError(get_class($this->archiveItem) . '::getProperties() returned false!');
return false;
}
if (!isset($properties) || empty($properties) || !is_array($properties)) {
static::raiseError(get_class($this->archiveItem) . '::getProperties() returned invalid data!');
return false;
}
foreach ($properties as $property) {
if (($value = $property->getDocumentValue()) === false) {
static::raiseError(get_class($property) . '::getDocumentValue() returned false!');
return false;
}
array_push($sources, $value);
}
}
if (($sources = array_unique($sources)) === false) {
static::raiseError(__METHOD__ . '(), failed to filter sources!');
return false;
}
$existing_keywords = array();
foreach ($this->keywords->getItems() as $keyword) {
if (($name = $keyword->getName()) === false) {
static::raiseError(get_class($keyword) . '::getName() returned false!');
return false;
}
array_push($existing_keywords, $name);
}
$suggestions = array();
$words = array();
foreach ($sources as $source) {
$source = str_replace('_', ' ', $source);
$source = preg_replace('/[^[:alnum:][:space:]]/u', '', $source);
if (count($found_words = str_word_count($source, 1)) < 1) {
continue;
}
array_walk($found_words, function (&$word, $key) {
$word = trim($word);
return true;
});
$found_words = array_filter($found_words, function ($word) {
if (strlen($word) < 1) {
return false;
}
return true;
});
if (count($found_words) < 1) {
continue;
}
foreach ($found_words as $word) {
array_push($words, $word);
}
}
foreach ($words as $key => $word) {
if (isset($existing_keywords) && !empty($existing_keywords) && ($matching_keyword = preg_grep("/{$word}/", $existing_keywords)) && isset($matching_keyword) && !empty($matching_keyword) && is_array($matching_keyword) && count($matching_keyword) > 0 && ($matching_keyword = array_shift($matching_keyword))) {
$words[$key] = $matching_keyword;
continue;
}
unset($words[$key]);
}
if (($words = array_count_values($words)) === false) {
static::raiseError(__METHOD__ . '(), array_count_values() returned false!');
return false;
}
if (!arsort($words, SORT_NUMERIC)) {
static::raiseError(__METHOD__ . '(), arsort() returned false!');
return false;
}
if (($words = array_slice($words, 0, 10)) === false) {
static::raiseError(__METHOD__ . '(), array_slice() returned false!');
return false;
}
foreach ($words as $word => $occur) {
if (in_array($word, $archive_item_keywords)) {
continue;
}
$this->keywordSuggestions[$word] = $occur;
}
if (isset($this->keywordSuggestions) && !empty($this->keywordSuggestions)) {
$tmpl->assign('has_keyword_suggestions', true);
}
if (!$this->archive->hasItems()) {
return true;
}
$items = array();
$filenames = array();
$titles = array();
$sources = array();
foreach ($this->archive->getItems() as $document) {
if (($idx = $document->getIdx()) === false) {
static::raiseError(get_class($document) . '::getIdx() returned false!');
return false;
}
$items[$idx] = $document;
if (($filename = $document->getFileName()) === false) {
static::raiseError(get_class($document) . '::getFileName() returned false!');
return false;
}
if ($document->hasTitle() && ($title = $document->getTitle()) === false) {
static::raiseError(get_class($document) . '::getTitle() returned false!');
return false;
}
$filenames[$idx] = $filename;
$titles[$idx] = $title;
}
if ($this->archiveItem->hasTitle()) {
$archive_item_title = $this->archiveItem->getTitle();
}
$archive_item_filename = $this->archiveItem->getFileName();
foreach ($filenames as $idx => $filename) {
if (($diff = levenshtein($archive_item_filename, $filename)) === -1) {
continue;
}
if ($diff > 10) {
continue;
}
$document = $items[$idx];
if (!$document->hasKeywords()) {
continue;
}
if (($keywords = $document->getKeywords()) === false) {
static::raiseError(get_class($document) . '::getKeywords() returned false!');
return false;
}
if (!isset($keywords) || empty($keywords)) {
continue;
}
foreach ($keywords as $idx) {
try {
$keyword = new \Mtlda\Models\KeywordModel(array('idx' => $idx));
} catch (\Exception $e) {
static::raiseError(__METHOD__ . '(), failed to load KeywordModel!', false, $e);
return false;
}
if (($name = $keyword->getName()) === false) {
$this->raiseErrror(get_class($keyword) . '::getName() returned false!');
return false;
}
array_push($sources, $name);
}
}
if (isset($archive_item_title)) {
foreach ($titles as $idx => $title) {
if (($diff = levenshtein($archive_item_title, $title)) === -1) {
continue;
}
if ($diff > 10) {
continue;
}
$document = $items[$idx];
if (!$document->hasKeywords()) {
continue;
}
if (($keywords = $document->getKeywords()) === false) {
static::raiseError(get_class($document) . '::getKeywords() returned false!');
return false;
}
if (!isset($keywords) || empty($keywords)) {
continue;
}
foreach ($keywords as $idx) {
try {
$keyword = new \Mtlda\Models\KeywordModel(array('idx' => $idx));
} catch (\Exception $e) {
static::raiseError(__METHOD__ . '(), failed to load KeywordModel!', false, $e);
return false;
}
if (($name = $keyword->getName()) === false) {
$this->raiseErrror(get_class($keyword) . '::getName() returned false!');
return false;
}
array_push($sources, $name);
}
}
}
if (($words = array_count_values($sources)) === false) {
static::raiseError(__METHOD__ . '(), array_count_values() returned false!');
return false;
}
if (!arsort($words, SORT_NUMERIC)) {
static::raiseError(__METHOD__ . '(), arsort() returned false!');
return false;
}
if (($words = array_slice($words, 0, 10)) === false) {
static::raiseError(__METHOD__ . '(), array_slice() returned false!');
return false;
}
foreach ($words as $word => $occur) {
if (in_array($word, $archive_item_keywords)) {
continue;
}
$this->keywordSuggestionsSimilar[$word] = $occur;
}
if (isset($this->keywordSuggestionsSimilar) && !empty($this->keywordSuggestionsSimilar)) {
$tmpl->assign('has_keyword_suggestions_similar', true);
}
return true;
}
