/**
* Gets an issue list based on the given parameters.
*
* @param array $p_parameters
* An array of ComparisonOperation objects
* @param string item
* An indentifier which assignment should be used (publication/issue/section/article)
* @param string $p_order
* An array of columns and directions to order by
* @param integer $p_start
* The record number to start the list
* @param integer $p_limit
* The offset. How many records from $p_start will be retrieved.
*
* @return array $issuesList
* An array of Issue objects
*/
public static function GetList(array $p_parameters, $p_item = null, $p_order = null, $p_start = 0, $p_limit = 0, &$p_count)
{
global $g_ado_db;
if (!is_array($p_parameters)) {
return null;
}
// adodb::selectLimit() interpretes -1 as unlimited
if ($p_limit == 0) {
$p_limit = -1;
}
$selectClauseObj = new SQLSelectClause();
// sets the where conditions
foreach ($p_parameters as $param) {
$comparisonOperation = self::ProcessListParameters($param);
if (empty($comparisonOperation)) {
continue;
}
if (strpos($comparisonOperation['left'], '_assign_publication_id') !== false) {
$assign_publication_id = $comparisonOperation['right'];
} elseif (strpos($comparisonOperation['left'], '_assign_issue_nr') !== false) {
$assign_issue_nr = $comparisonOperation['right'];
} elseif (strpos($comparisonOperation['left'], '_assign_section_nr') !== false) {
$assign_section_nr = $comparisonOperation['right'];
} elseif (strpos($comparisonOperation['left'], '_assign_article_nr') !== false) {
$assign_article_nr = $comparisonOperation['right'];
} elseif (strpos($comparisonOperation['left'], '_current') !== false) {
$whereCondition = "date_begin <= NOW()";
$selectClauseObj->addWhere($whereCondition);
$whereCondition = "date_end >= NOW()";
$selectClauseObj->addWhere($whereCondition);
} elseif (strpos($comparisonOperation['left'], 'language_id') !== false) {
$language_id = $comparisonOperation['right'];
$whereCondition = $g_ado_db->escapeOperation($comparisonOperation);
$selectClauseObj->addWhere($whereCondition);
} elseif (strpos($comparisonOperation['left'], 'number') !== false) {
$whereCondition = $g_ado_db->escapeOperation($comparisonOperation);
$selectClauseObj->addWhere($whereCondition);
} else {
$whereCondition = $g_ado_db->escapeOperation($comparisonOperation);
$selectClauseObj->addWhere($whereCondition);
}
}
// sets the columns to be fetched
$tmpPoll = new Debate();
$columnNames = $tmpPoll->getColumnNames(true);
foreach ($columnNames as $columnName) {
$selectClauseObj->addColumn($columnName);
}
// sets the main table for the query
$mainTblName = $tmpPoll->getDbTableName();
$selectClauseObj->setTable($mainTblName);
unset($tmpPoll);
switch ($p_item) {
case 'publication':
if (empty($assign_publication_id)) {
return;
}
$tmpAssignObj = new DebatePublication();
$assignTblName = $tmpAssignObj->getDbTableName();
$join = "LEFT JOIN `{$assignTblName}` AS j\n ON\n j.fk_debate_nr = `{$mainTblName}`.debate_nr\n AND j.fk_publication_id = '{$assign_publication_id}'";
$selectClauseObj->addJoin($join);
$selectClauseObj->addWhere('j.fk_debate_nr IS NOT NULL');
$selectClauseObj->setDistinct('plugin_debate.debate_nr');
break;
case 'issue':
if (empty($assign_publication_id) || empty($assign_issue_nr)) {
return;
}
$tmpAssignObj = new DebateIssue();
$assignTblName = $tmpAssignObj->getDbTableName();
$join = "LEFT JOIN {$assignTblName} AS j\n ON\n j.fk_debate_nr = `{$mainTblName}`.debate_nr\n AND j.fk_issue_nr = '{$assign_issue_nr}'\n AND j.fk_publication_id = '{$assign_publication_id}'";
if (isset($language_id)) {
$join .= " AND j.fk_issue_language_id = '{$language_id}'";
}
$selectClauseObj->addJoin($join);
$selectClauseObj->addWhere('j.fk_debate_nr IS NOT NULL');
$selectClauseObj->setDistinct('plugin_debate.debate_nr');
break;
case 'section':
if (empty($assign_publication_id) || empty($assign_issue_nr) || empty($assign_section_nr)) {
return;
}
$tmpAssignObj = new DebateSection();
$assignTblName = $tmpAssignObj->getDbTableName();
$join = "LEFT JOIN `{$assignTblName}` AS j\n ON\n j.fk_debate_nr = `{$mainTblName}`.debate_nr\n AND j.fk_section_nr = '{$assign_section_nr}'\n AND j.fk_issue_nr = '{$assign_issue_nr}'\n AND j.fk_publication_id = '{$assign_publication_id}'";
if (isset($language_id)) {
$join .= " AND j.fk_section_language_id = '{$language_id}'";
}
$selectClauseObj->addJoin($join);
$selectClauseObj->addWhere('j.fk_debate_nr IS NOT NULL');
$selectClauseObj->setDistinct('plugin_debate.debate_nr');
break;
case 'article':
if (empty($assign_article_nr)) {
return;
}
$tmpAssignObj = new DebateArticle();
$assignTblName = $tmpAssignObj->getDbTableName();
$join = "LEFT JOIN `{$assignTblName}` AS j\n ON\n j.fk_debate_nr = `{$mainTblName}`.debate_nr\n AND j.fk_article_nr = '{$assign_article_nr}'";
if (isset($language_id)) {
$join .= " AND j.fk_article_language_id = '{$language_id}'";
}
$selectClauseObj->addJoin($join);
$selectClauseObj->addWhere('j.fk_debate_nr IS NOT NULL');
$selectClauseObj->setDistinct('plugin_debate.debate_nr');
break;
}
if (is_array($p_order)) {
$order = Debate::ProcessListOrder($p_order);
// sets the order condition if any
foreach ($order as $orderField => $orderDirection) {
$selectClauseObj->addOrderBy($orderField . ' ' . $orderDirection);
}
}
$sqlQuery = $selectClauseObj->buildQuery();
// count all available results
$countRes = $g_ado_db->Execute($sqlQuery);
if (!is_null($countRes)) {
$p_count = $countRes->recordCount();
}
//get the wanted rows
$debateRes = $g_ado_db->SelectLimit($sqlQuery, $p_limit, $p_start);
// builds the array of debate objects
$debatesList = array();
while ($debate = $debateRes->FetchRow()) {
$debateObj = new Debate($debate['fk_language_id'], $debate['debate_nr']);
if ($debateObj->exists()) {
$debatesList[] = $debateObj;
}
}
return $debatesList;
}
