本文整理汇总了PHP中fORMDatabase::addWhereClause方法的典型用法代码示例。如果您正苦于以下问题：PHP fORMDatabase::addWhereClause方法的具体用法？PHP fORMDatabase::addWhereClause怎么用？PHP fORMDatabase::addWhereClause使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类fORMDatabase的用法示例。
在下文中一共展示了fORMDatabase::addWhereClause方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: tally
/**
* Counts the number of records that match the conditions specified
*
* @param string $class The class of records to count
* @param mixed $where_conditions An array of where clause parameters in the same format as ::build()
* @return integer The number of records
*/
public static function tally($class, $where_conditions = array())
{
fActiveRecord::validateClass($class);
fActiveRecord::forceConfigure($class);
$db = fORMDatabase::retrieve($class, 'read');
$schema = fORMSchema::retrieve($class);
$table = fORM::tablize($class);
$pk_columns = array();
foreach ($schema->getKeys($table, 'primary') as $pk_column) {
$pk_columns[] = $table . '.' . $pk_column;
}
$params = array($db->escape("SELECT COUNT(*) FROM (SELECT %r FROM :from_clause", $pk_columns));
if ($where_conditions) {
$having_conditions = fORMDatabase::splitHavingConditions($where_conditions);
} else {
$having_conditions = NULL;
}
if ($where_conditions) {
$params[0] .= ' WHERE ';
$params = fORMDatabase::addWhereClause($db, $schema, $params, $table, $where_conditions);
}
$params[0] .= ' :group_by_clause ';
if ($having_conditions) {
$params[0] .= ' HAVING ';
$params = fORMDatabase::addHavingClause($db, $schema, $params, $table, $having_conditions);
}
$params[0] .= ') subquery';
$params = fORMDatabase::injectFromAndGroupByClauses($db, $schema, $params, $table);
return call_user_func_array($db->translatedQuery, $params)->fetchScalar();
}示例2: build
//.........这里部分代码省略.........
* 'function(column)<' => VALUE // function(column) < VALUE
* 'function(column)<=' => VALUE // function(column) <= VALUE
* 'function(column)>' => VALUE // function(column) > VALUE
* 'function(column)>=' => VALUE // function(column) >= VALUE
* 'function(column)=:' => 'other_column' // function(column) = other_column
* 'function(column)!:' => 'other_column' // function(column) <> other_column
* 'function(column)!=:' => 'other_column' // function(column) <> other_column
* 'function(column)<>:' => 'other_column' // function(column) <> other_column
* 'function(column)<:' => 'other_column' // function(column) < other_column
* 'function(column)<=:' => 'other_column' // function(column) <= other_column
* 'function(column)>:' => 'other_column' // function(column) > other_column
* 'function(column)>=:' => 'other_column' // function(column) >= other_column
* 'function(column)=' => array(VALUE, VALUE2, ... ) // function(column) IN (VALUE, VALUE2, ... )
* 'function(column)!' => array(VALUE, VALUE2, ... ) // function(column) NOT IN (VALUE, VALUE2, ... )
* 'function(column)!=' => array(VALUE, VALUE2, ... ) // function(column) NOT IN (VALUE, VALUE2, ... )
* 'function(column)<>' => array(VALUE, VALUE2, ... ) // function(column) NOT IN (VALUE, VALUE2, ... )
* }}}
*
* The aggregate functions `AVG()`, `COUNT()`, `MAX()`, `MIN()` and
* `SUM()` are supported across all database types.
*
* Below is an example of using where conditions and order bys. Please note
* that values should **not** be escaped for the database, but should just
* be normal PHP values.
*
* {{{
* #!php
* return fRecordSet::build(
* 'User',
* array(
* 'first_name=' => 'John',
* 'status!' => 'Inactive',
* 'groups.group_id=' => 2
* ),
* array(
* 'last_name' => 'asc',
* 'date_joined' => 'desc'
* )
* );
* }}}
*
* @param string $class The class to create the fRecordSet of
* @param array $where_conditions The `column => value` comparisons for the `WHERE` clause
* @param array $order_bys The `column => direction` values to use for the `ORDER BY` clause
* @param integer $limit The number of records to fetch
* @param integer $page The page offset to use when limiting records
* @return fRecordSet A set of fActiveRecord objects
*/
public static function build($class, $where_conditions = array(), $order_bys = array(), $limit = NULL, $page = NULL)
{
fActiveRecord::validateClass($class);
fActiveRecord::forceConfigure($class);
$db = fORMDatabase::retrieve($class, 'read');
$schema = fORMSchema::retrieve($class);
$table = fORM::tablize($class);
$params = array($db->escape("SELECT %r.* FROM :from_clause", $table));
if ($where_conditions) {
$having_conditions = fORMDatabase::splitHavingConditions($where_conditions);
} else {
$having_conditions = NULL;
}
if ($where_conditions) {
$params[0] .= ' WHERE ';
$params = fORMDatabase::addWhereClause($db, $schema, $params, $table, $where_conditions);
}
$params[0] .= ' :group_by_clause ';
if ($having_conditions) {
$params[0] .= ' HAVING ';
$params = fORMDatabase::addHavingClause($db, $schema, $params, $table, $having_conditions);
}
// If no ordering is specified, order by the primary key
if (!$order_bys) {
$order_bys = array();
foreach ($schema->getKeys($table, 'primary') as $pk_column) {
$order_bys[$table . '.' . $pk_column] = 'ASC';
}
}
$params[0] .= ' ORDER BY ';
$params = fORMDatabase::addOrderByClause($db, $schema, $params, $table, $order_bys);
$params = fORMDatabase::injectFromAndGroupByClauses($db, $schema, $params, $table);
// Add the limit clause and create a query to get the non-limited total
$non_limited_count_sql = NULL;
if ($limit !== NULL) {
$pk_columns = array();
foreach ($schema->getKeys($table, 'primary') as $pk_column) {
$pk_columns[] = $table . '.' . $pk_column;
}
$non_limited_count_sql = str_replace($db->escape('SELECT %r.*', $table), $db->escape('SELECT %r', $pk_columns), $params[0]);
$non_limited_count_sql = preg_replace('#\\s+ORDER BY.*$#', '', $non_limited_count_sql);
$non_limited_count_sql = $db->escape('SELECT count(*) FROM (' . $non_limited_count_sql . ') subquery', array_slice($params, 1));
$params[0] .= ' LIMIT ' . $limit;
if ($page !== NULL) {
if (!is_numeric($page) || $page < 1) {
$page = 1;
}
$params[0] .= ' OFFSET ' . ($page - 1) * $limit;
}
}
return new fRecordSet($class, call_user_func_array($db->translatedQuery, $params), $non_limited_count_sql);
}