4408774100
Ticket: 142
907 lines
30 KiB
PHP
907 lines
30 KiB
PHP
<?php
|
||
/*
|
||
* $Id$
|
||
*
|
||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
*
|
||
* This software consists of voluntary contributions made by many individuals
|
||
* and is licensed under the LGPL. For more information, see
|
||
* <http://www.phpdoctrine.com>.
|
||
*/
|
||
|
||
/**
|
||
* Doctrine_Query
|
||
*
|
||
* @package Doctrine ORM
|
||
* @url www.phpdoctrine.com
|
||
* @license LGPL
|
||
*/
|
||
class Doctrine_Query extends Doctrine_Hydrate implements Countable {
|
||
/**
|
||
* @param array $subqueryAliases the table aliases needed in some LIMIT subqueries
|
||
*/
|
||
private $subqueryAliases = array();
|
||
/**
|
||
* @param boolean $needsSubquery
|
||
*/
|
||
private $needsSubquery = false;
|
||
/**
|
||
* @param boolean $limitSubqueryUsed
|
||
*/
|
||
private $limitSubqueryUsed = false;
|
||
|
||
private $tableStack;
|
||
|
||
private $relationStack = array();
|
||
|
||
private $isDistinct = false;
|
||
/**
|
||
* create
|
||
* returns a new Doctrine_Query object
|
||
*
|
||
* @return Doctrine_Query
|
||
*/
|
||
public static function create() {
|
||
return new Doctrine_Query();
|
||
}
|
||
|
||
public function getTableStack() {
|
||
return $this->tableStack;
|
||
}
|
||
|
||
public function getRelationStack() {
|
||
return $this->relationStack;
|
||
}
|
||
|
||
public function isDistinct($distinct = null) {
|
||
if(isset($distinct))
|
||
$this->isDistinct = (bool) $distinct;
|
||
|
||
return $this->isDistinct;
|
||
}
|
||
/**
|
||
* count
|
||
*
|
||
* @return integer
|
||
*/
|
||
public function count(Doctrine_Table $table, $params = array()) {
|
||
$this->remove('select');
|
||
$join = $this->join;
|
||
$where = $this->where;
|
||
$having = $this->having;
|
||
|
||
$q = "SELECT COUNT(DISTINCT ".$table->getTableName().'.'.$table->getIdentifier().") FROM ".$table->getTableName()." ";
|
||
foreach($join as $j) {
|
||
$q .= implode(" ",$j);
|
||
}
|
||
$string = $this->applyInheritance();
|
||
|
||
if( ! empty($where)) {
|
||
$q .= " WHERE ".implode(" AND ",$where);
|
||
if( ! empty($string))
|
||
$q .= " AND (".$string.")";
|
||
} else {
|
||
if( ! empty($string))
|
||
$q .= " WHERE (".$string.")";
|
||
}
|
||
|
||
if( ! empty($having))
|
||
$q .= " HAVING ".implode(' AND ',$having);
|
||
|
||
$a = $this->getConnection()->execute($q, $params)->fetch(PDO::FETCH_NUM);
|
||
return $a[0];
|
||
}
|
||
/**
|
||
* loadFields
|
||
* loads fields for a given table and
|
||
* constructs a little bit of sql for every field
|
||
*
|
||
* fields of the tables become: [tablename].[fieldname] as [tablename]__[fieldname]
|
||
*
|
||
* @access private
|
||
* @param object Doctrine_Table $table a Doctrine_Table object
|
||
* @param integer $fetchmode fetchmode the table is using eg. Doctrine::FETCH_LAZY
|
||
* @param array $names fields to be loaded (only used in lazy property loading)
|
||
* @return void
|
||
*/
|
||
protected function loadFields(Doctrine_Table $table, $fetchmode, array $names, $cpath) {
|
||
$name = $table->getComponentName();
|
||
|
||
switch($fetchmode):
|
||
case Doctrine::FETCH_OFFSET:
|
||
$this->limit = $table->getAttribute(Doctrine::ATTR_COLL_LIMIT);
|
||
case Doctrine::FETCH_IMMEDIATE:
|
||
if( ! empty($names))
|
||
$names = array_unique(array_merge($table->getPrimaryKeys(), $names));
|
||
else
|
||
$names = $table->getColumnNames();
|
||
break;
|
||
case Doctrine::FETCH_LAZY_OFFSET:
|
||
$this->limit = $table->getAttribute(Doctrine::ATTR_COLL_LIMIT);
|
||
case Doctrine::FETCH_LAZY:
|
||
case Doctrine::FETCH_BATCH:
|
||
$names = array_unique(array_merge($table->getPrimaryKeys(), $names));
|
||
break;
|
||
default:
|
||
throw new Doctrine_Exception("Unknown fetchmode.");
|
||
endswitch;
|
||
|
||
$component = $table->getComponentName();
|
||
$tablename = $this->tableAliases[$cpath];
|
||
|
||
$this->fetchModes[$tablename] = $fetchmode;
|
||
|
||
$count = count($this->tables);
|
||
|
||
foreach($names as $name) {
|
||
if($count == 0) {
|
||
$this->parts["select"][] = $tablename.".".$name;
|
||
} else {
|
||
$this->parts["select"][] = $tablename.".".$name." AS ".$tablename."__".$name;
|
||
}
|
||
}
|
||
}
|
||
/**
|
||
* addFrom
|
||
*
|
||
* @param strint $from
|
||
*/
|
||
public function addFrom($from) {
|
||
$class = "Doctrine_Query_From";
|
||
$parser = new $class($this);
|
||
$parser->parse($from);
|
||
}
|
||
/**
|
||
* addWhere
|
||
*
|
||
* @param string $where
|
||
* @param mixed $params
|
||
*/
|
||
public function addWhere($where, $params = array()) {
|
||
$class = "Doctrine_Query_Where";
|
||
$parser = new $class($this);
|
||
$this->parts['where'][] = $parser->parse($where);
|
||
|
||
if(is_array($params)) {
|
||
$this->params = array_merge($this->params, $params);
|
||
} else {
|
||
$this->params[] = $params;
|
||
}
|
||
}
|
||
/**
|
||
* sets a query part
|
||
*
|
||
* @param string $name
|
||
* @param array $args
|
||
* @return void
|
||
*/
|
||
public function __call($name, $args) {
|
||
$name = strtolower($name);
|
||
|
||
if(isset($this->parts[$name])) {
|
||
$method = "parse".ucwords($name);
|
||
switch($name):
|
||
case "from":
|
||
$this->parts['from'] = array();
|
||
$this->parts['select'] = array();
|
||
$this->parts['join'] = array();
|
||
$this->joins = array();
|
||
$this->tables = array();
|
||
$this->fetchModes = array();
|
||
$this->tableIndexes = array();
|
||
$this->tableAliases = array();
|
||
|
||
$class = "Doctrine_Query_".ucwords($name);
|
||
$parser = new $class($this);
|
||
|
||
$parser->parse($args[0]);
|
||
break;
|
||
case "where":
|
||
case "having":
|
||
case "orderby":
|
||
case "groupby":
|
||
$class = "Doctrine_Query_".ucwords($name);
|
||
$parser = new $class($this);
|
||
|
||
$this->parts[$name] = array($parser->parse($args[0]));
|
||
break;
|
||
case "limit":
|
||
case "offset":
|
||
if($args[0] == null)
|
||
$args[0] = false;
|
||
|
||
$this->parts[$name] = $args[0];
|
||
break;
|
||
default:
|
||
$this->parts[$name] = array();
|
||
$this->$method($args[0]);
|
||
endswitch;
|
||
} else
|
||
throw new Doctrine_Query_Exception("Unknown overload method");
|
||
|
||
return $this;
|
||
}
|
||
/**
|
||
* returns a query part
|
||
*
|
||
* @param $name query part name
|
||
* @return mixed
|
||
*/
|
||
public function get($name) {
|
||
if( ! isset($this->parts[$name]))
|
||
return false;
|
||
|
||
return $this->parts[$name];
|
||
}
|
||
/**
|
||
* sets a query part
|
||
*
|
||
* @param $name query part name
|
||
* @param $value query part value
|
||
* @return boolean
|
||
*/
|
||
public function set($name, $value) {
|
||
|
||
if(isset($this->parts[$name])) {
|
||
$method = "parse".ucwords($name);
|
||
switch($name):
|
||
case "where":
|
||
case "having":
|
||
$this->parts[$name] = array($this->$method($value));
|
||
break;
|
||
case "limit":
|
||
case "offset":
|
||
if($value == null)
|
||
$value = false;
|
||
|
||
$this->parts[$name] = $value;
|
||
break;
|
||
case "from":
|
||
$this->parts['select'] = array();
|
||
$this->parts['join'] = array();
|
||
$this->joins = array();
|
||
$this->tables = array();
|
||
$this->fetchModes = array();
|
||
$this->tableIndexes = array();
|
||
$this->tableAliases = array();
|
||
default:
|
||
$this->parts[$name] = array();
|
||
$this->$method($value);
|
||
endswitch;
|
||
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
/**
|
||
* @return boolean
|
||
*/
|
||
public function isLimitSubqueryUsed() {
|
||
return $this->limitSubqueryUsed;
|
||
}
|
||
/**
|
||
* returns the built sql query
|
||
*
|
||
* @return string
|
||
*/
|
||
public function getQuery() {
|
||
if(empty($this->parts["select"]) || empty($this->parts["from"]))
|
||
return false;
|
||
|
||
$needsSubQuery = false;
|
||
$subquery = '';
|
||
$k = array_keys($this->tables);
|
||
$table = $this->tables[$k[0]];
|
||
|
||
if( ! empty($this->parts['limit']) && $this->needsSubquery && $table->getAttribute(Doctrine::ATTR_QUERY_LIMIT) == Doctrine::LIMIT_RECORDS) {
|
||
$needsSubQuery = true;
|
||
$this->limitSubqueryUsed = true;
|
||
}
|
||
|
||
// build the basic query
|
||
|
||
$str = '';
|
||
if($this->isDistinct())
|
||
$str = 'DISTINCT ';
|
||
|
||
$q = "SELECT ".$str.implode(", ",$this->parts["select"]).
|
||
" FROM ";
|
||
|
||
foreach($this->parts["from"] as $tname => $bool) {
|
||
$a[] = $tname;
|
||
}
|
||
$q .= implode(", ",$a);
|
||
|
||
if($needsSubQuery)
|
||
$subquery = 'SELECT DISTINCT '.$table->getTableName().".".$table->getIdentifier().
|
||
' FROM '.$table->getTableName();
|
||
|
||
if( ! empty($this->parts['join'])) {
|
||
foreach($this->parts['join'] as $part) {
|
||
$q .= " ".implode(' ', $part);
|
||
}
|
||
|
||
if($needsSubQuery) {
|
||
foreach($this->parts['join'] as $parts) {
|
||
foreach($parts as $part) {
|
||
if(substr($part,0,9) === 'LEFT JOIN') {
|
||
$e = explode(' ', $part);
|
||
|
||
if( ! in_array($e[2],$this->subqueryAliases))
|
||
continue;
|
||
}
|
||
|
||
$subquery .= " ".$part;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
$string = $this->applyInheritance();
|
||
|
||
if( ! empty($string))
|
||
$this->parts['where'][] = '('.$string.')';
|
||
|
||
if($needsSubQuery) {
|
||
// all conditions must be preserved in subquery
|
||
$subquery .= ( ! empty($this->parts['where']))?" WHERE ".implode(" AND ",$this->parts["where"]):'';
|
||
$subquery .= ( ! empty($this->parts['groupby']))?" GROUP BY ".implode(", ",$this->parts["groupby"]):'';
|
||
$subquery .= ( ! empty($this->parts['having']))?" HAVING ".implode(" ",$this->parts["having"]):'';
|
||
}
|
||
|
||
$modifyLimit = true;
|
||
if( ! empty($this->parts["limit"]) || ! empty($this->parts["offset"])) {
|
||
|
||
if($needsSubQuery) {
|
||
$subquery = $this->connection->modifyLimitQuery($subquery,$this->parts["limit"],$this->parts["offset"]);
|
||
$dbh = $this->connection->getDBH();
|
||
|
||
// mysql doesn't support LIMIT in subqueries
|
||
if($dbh->getAttribute(PDO::ATTR_DRIVER_NAME) == 'mysql') { }
|
||
//$dbh->query();
|
||
|
||
$field = $table->getTableName().'.'.$table->getIdentifier();
|
||
array_unshift($this->parts['where'], $field.' IN ('.$subquery.')');
|
||
$modifyLimit = false;
|
||
}
|
||
}
|
||
|
||
$q .= ( ! empty($this->parts['where']))?" WHERE ".implode(" AND ",$this->parts["where"]):'';
|
||
$q .= ( ! empty($this->parts['groupby']))?" GROUP BY ".implode(", ",$this->parts["groupby"]):'';
|
||
$q .= ( ! empty($this->parts['having']))?" HAVING ".implode(" ",$this->parts["having"]):'';
|
||
$q .= ( ! empty($this->parts['orderby']))?" ORDER BY ".implode(" ",$this->parts["orderby"]):'';
|
||
if($modifyLimit)
|
||
$q = $this->connection->modifyLimitQuery($q,$this->parts["limit"],$this->parts["offset"]);
|
||
|
||
// return to the previous state
|
||
if( ! empty($string))
|
||
array_pop($this->parts['where']);
|
||
if($needsSubQuery)
|
||
array_shift($this->parts['where']);
|
||
|
||
return $q;
|
||
}
|
||
|
||
|
||
|
||
/**
|
||
* query the database with DQL (Doctrine Query Language)
|
||
*
|
||
* @param string $query DQL query
|
||
* @param array $params parameters
|
||
*/
|
||
public function query($query,$params = array()) {
|
||
$this->parseQuery($query);
|
||
|
||
if($this->aggregate) {
|
||
$keys = array_keys($this->tables);
|
||
$query = $this->getQuery();
|
||
$stmt = $this->tables[$keys[0]]->getConnection()->select($query,$this->parts["limit"],$this->parts["offset"]);
|
||
$data = $stmt->fetch(PDO::FETCH_ASSOC);
|
||
if(count($data) == 1) {
|
||
return current($data);
|
||
} else {
|
||
return $data;
|
||
}
|
||
} else {
|
||
return $this->execute($params);
|
||
}
|
||
}
|
||
/**
|
||
* DQL PARSER
|
||
* parses a DQL query
|
||
* first splits the query in parts and then uses individual
|
||
* parsers for each part
|
||
*
|
||
* @param string $query DQL query
|
||
* @return Doctrine_Query
|
||
*/
|
||
public function parseQuery($query) {
|
||
$this->clear();
|
||
$e = self::sqlExplode($query," ","(",")");
|
||
|
||
|
||
$parts = array();
|
||
foreach($e as $k=>$part):
|
||
switch(strtolower($part)):
|
||
case "select":
|
||
case "from":
|
||
case "where":
|
||
case "limit":
|
||
case "offset":
|
||
case "having":
|
||
$p = $part;
|
||
$parts[$part] = array();
|
||
break;
|
||
case "order":
|
||
case "group":
|
||
$i = ($k + 1);
|
||
if(isset($e[$i]) && strtolower($e[$i]) === "by") {
|
||
$p = $part;
|
||
$parts[$part] = array();
|
||
} else
|
||
$parts[$p][] = $part;
|
||
break;
|
||
case "by":
|
||
continue;
|
||
default:
|
||
$parts[$p][] = $part;
|
||
endswitch;
|
||
endforeach;
|
||
|
||
foreach($parts as $k => $part) {
|
||
$part = implode(" ",$part);
|
||
switch(strtoupper($k)):
|
||
case "SELECT":
|
||
$this->parseSelect($part);
|
||
break;
|
||
case "FROM":
|
||
|
||
$class = "Doctrine_Query_".ucwords(strtolower($k));
|
||
$parser = new $class($this);
|
||
$parser->parse($part);
|
||
break;
|
||
case "GROUP":
|
||
case "ORDER":
|
||
$k .= "by";
|
||
case "WHERE":
|
||
case "HAVING":
|
||
$class = "Doctrine_Query_".ucwords(strtolower($k));
|
||
$parser = new $class($this);
|
||
|
||
$name = strtolower($k);
|
||
$this->parts[$name][] = $parser->parse($part);
|
||
break;
|
||
case "LIMIT":
|
||
$this->parts["limit"] = trim($part);
|
||
break;
|
||
case "OFFSET":
|
||
$this->parts["offset"] = trim($part);
|
||
break;
|
||
endswitch;
|
||
}
|
||
|
||
return $this;
|
||
}
|
||
/**
|
||
* DQL ORDER BY PARSER
|
||
* parses the order by part of the query string
|
||
*
|
||
* @param string $str
|
||
* @return void
|
||
*/
|
||
final public function parseOrderBy($str) {
|
||
$parser = new Doctrine_Query_Part_Orderby($this);
|
||
return $parser->parse($str);
|
||
}
|
||
/**
|
||
* returns Doctrine::FETCH_* constant
|
||
*
|
||
* @param string $mode
|
||
* @return integer
|
||
*/
|
||
final public function parseFetchMode($mode) {
|
||
switch(strtolower($mode)):
|
||
case "i":
|
||
case "immediate":
|
||
$fetchmode = Doctrine::FETCH_IMMEDIATE;
|
||
break;
|
||
case "b":
|
||
case "batch":
|
||
$fetchmode = Doctrine::FETCH_BATCH;
|
||
break;
|
||
case "l":
|
||
case "lazy":
|
||
$fetchmode = Doctrine::FETCH_LAZY;
|
||
break;
|
||
case "o":
|
||
case "offset":
|
||
$fetchmode = Doctrine::FETCH_OFFSET;
|
||
break;
|
||
case "lo":
|
||
case "lazyoffset":
|
||
$fetchmode = Doctrine::FETCH_LAZYOFFSET;
|
||
default:
|
||
throw new Doctrine_Query_Exception("Unknown fetchmode '$mode'. The availible fetchmodes are 'i', 'b' and 'l'.");
|
||
endswitch;
|
||
return $fetchmode;
|
||
}
|
||
/**
|
||
* trims brackets
|
||
*
|
||
* @param string $str
|
||
* @param string $e1 the first bracket, usually '('
|
||
* @param string $e2 the second bracket, usually ')'
|
||
*/
|
||
public static function bracketTrim($str,$e1,$e2) {
|
||
if(substr($str,0,1) == $e1 && substr($str,-1) == $e2)
|
||
return substr($str,1,-1);
|
||
else
|
||
return $str;
|
||
}
|
||
/**
|
||
* bracketExplode
|
||
* usage:
|
||
* $str = (age < 20 AND age > 18) AND email LIKE 'John@example.com'
|
||
* now exploding $str with parameters $d = ' AND ', $e1 = '(' and $e2 = ')'
|
||
* would return an array:
|
||
* array("(age < 20 AND age > 18)", "email LIKE 'John@example.com'")
|
||
*
|
||
* @param string $str
|
||
* @param string $d the delimeter which explodes the string
|
||
* @param string $e1 the first bracket, usually '('
|
||
* @param string $e2 the second bracket, usually ')'
|
||
*
|
||
*/
|
||
public static function bracketExplode($str,$d,$e1 = '(',$e2 = ')') {
|
||
if(is_array($d)) {
|
||
$a = preg_split('/('.implode('|', $d).')/', $str);
|
||
$d = stripslashes($d[0]);
|
||
} else
|
||
$a = explode("$d",$str);
|
||
|
||
$i = 0;
|
||
$term = array();
|
||
foreach($a as $key=>$val) {
|
||
if (empty($term[$i])) {
|
||
$term[$i] = trim($val);
|
||
$s1 = substr_count($term[$i],"$e1");
|
||
$s2 = substr_count($term[$i],"$e2");
|
||
if($s1 == $s2) $i++;
|
||
} else {
|
||
$term[$i] .= "$d".trim($val);
|
||
$c1 = substr_count($term[$i],"$e1");
|
||
$c2 = substr_count($term[$i],"$e2");
|
||
if($c1 == $c2) $i++;
|
||
}
|
||
}
|
||
return $term;
|
||
}
|
||
/**
|
||
* sqlExplode
|
||
*
|
||
* explodes a string into array using custom brackets and
|
||
* quote delimeters
|
||
*
|
||
* @param string $str
|
||
* @param string $d the delimeter which explodes the string
|
||
* @param string $e1 the first bracket, usually '('
|
||
* @param string $e2 the second bracket, usually ')'
|
||
*
|
||
* @return array
|
||
*/
|
||
public static function sqlExplode($str,$d = " ",$e1 = '(',$e2 = ')') {
|
||
$str = explode("$d",$str);
|
||
$i = 0;
|
||
$term = array();
|
||
foreach($str as $key => $val) {
|
||
if (empty($term[$i])) {
|
||
$term[$i] = trim($val);
|
||
|
||
$s1 = substr_count($term[$i],"$e1");
|
||
$s2 = substr_count($term[$i],"$e2");
|
||
|
||
if(substr($term[$i],0,1) == "(") {
|
||
if($s1 == $s2)
|
||
$i++;
|
||
} else {
|
||
if( ! (substr_count($term[$i], "'") & 1) &&
|
||
! (substr_count($term[$i], "\"") & 1) &&
|
||
! (substr_count($term[$i], "<EFBFBD>") & 1)
|
||
) $i++;
|
||
}
|
||
} else {
|
||
$term[$i] .= "$d".trim($val);
|
||
$c1 = substr_count($term[$i],"$e1");
|
||
$c2 = substr_count($term[$i],"$e2");
|
||
|
||
if(substr($term[$i],0,1) == "(") {
|
||
if($c1 == $c2)
|
||
$i++;
|
||
} else {
|
||
if( ! (substr_count($term[$i], "'") & 1) &&
|
||
! (substr_count($term[$i], "\"") & 1) &&
|
||
! (substr_count($term[$i], "<EFBFBD>") & 1)
|
||
) $i++;
|
||
}
|
||
}
|
||
}
|
||
return $term;
|
||
}
|
||
|
||
/**
|
||
* generateAlias
|
||
*
|
||
* @param string $tableName
|
||
* @return string
|
||
*/
|
||
final public function generateAlias($tableName) {
|
||
if(isset($this->tableIndexes[$tableName])) {
|
||
return $tableName.++$this->tableIndexes[$tableName];
|
||
} else {
|
||
$this->tableIndexes[$tableName] = 1;
|
||
return $tableName;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* loads a component
|
||
*
|
||
* @param string $path the path of the loadable component
|
||
* @param integer $fetchmode optional fetchmode, if not set the components default fetchmode will be used
|
||
* @throws Doctrine_Query_Exception
|
||
* @return Doctrine_Table
|
||
*/
|
||
final public function load($path, $loadFields = true) {
|
||
$tmp = explode(' ',$path);
|
||
$componentAlias = (count($tmp) > 1) ? end($tmp) : false;
|
||
|
||
$e = preg_split("/[.:]/", $tmp[0], -1);
|
||
|
||
|
||
if(isset($this->compAliases[$e[0]])) {
|
||
$end = substr($tmp[0], strlen($e[0]));
|
||
$path = $this->compAliases[$e[0]] . $end;
|
||
$e = preg_split("/[.:]/", $path, -1);
|
||
} else
|
||
$path = $tmp[0];
|
||
|
||
if($componentAlias !== false) {
|
||
$this->compAliases[$componentAlias] = $path;
|
||
}
|
||
|
||
$index = 0;
|
||
$currPath = '';
|
||
$this->tableStack = array();
|
||
|
||
foreach($e as $key => $fullname) {
|
||
try {
|
||
$copy = $e;
|
||
|
||
|
||
|
||
$e2 = preg_split("/[-(]/",$fullname);
|
||
$name = $e2[0];
|
||
|
||
$currPath .= ".".$name;
|
||
|
||
if($key == 0) {
|
||
$currPath = substr($currPath,1);
|
||
|
||
|
||
|
||
$table = $this->connection->getTable($name);
|
||
|
||
$tname = $table->getTableName();
|
||
|
||
if( ! isset($this->tableAliases[$currPath]))
|
||
$this->tableIndexes[$tname] = 1;
|
||
|
||
$this->parts["from"][$tname] = true;
|
||
|
||
$this->tableAliases[$currPath] = $tname;
|
||
|
||
$tableName = $tname;
|
||
} else {
|
||
|
||
$index += strlen($e[($key - 1)]) + 1;
|
||
// the mark here is either '.' or ':'
|
||
$mark = substr($path,($index - 1),1);
|
||
|
||
if(isset($this->tableAliases[$prevPath])) {
|
||
$tname = $this->tableAliases[$prevPath];
|
||
} else
|
||
$tname = $table->getTableName();
|
||
|
||
|
||
$fk = $table->getRelation($name);
|
||
$name = $fk->getTable()->getComponentName();
|
||
$original = $fk->getTable()->getTableName();
|
||
|
||
|
||
|
||
if(isset($this->tableAliases[$currPath])) {
|
||
$tname2 = $this->tableAliases[$currPath];
|
||
} else
|
||
$tname2 = $this->generateAlias($original);
|
||
|
||
if($original !== $tname2)
|
||
$aliasString = $original." AS ".$tname2;
|
||
else
|
||
$aliasString = $original;
|
||
|
||
switch($mark):
|
||
case ":":
|
||
$join = 'INNER JOIN ';
|
||
break;
|
||
case ".":
|
||
$join = 'LEFT JOIN ';
|
||
break;
|
||
default:
|
||
throw new Doctrine_Exception("Unknown operator '$mark'");
|
||
endswitch;
|
||
|
||
if($fk->getType() == Doctrine_Relation::MANY_AGGREGATE ||
|
||
$fk->getType() == Doctrine_Relation::MANY_COMPOSITE) {
|
||
if( ! $loadFields) {
|
||
$this->subqueryAliases[] = $tname2;
|
||
}
|
||
|
||
$this->needsSubquery = true;
|
||
}
|
||
|
||
if($fk instanceof Doctrine_Relation_ForeignKey ||
|
||
$fk instanceof Doctrine_Relation_LocalKey) {
|
||
|
||
$this->parts["join"][$tname][$tname2] = $join.$aliasString." ON ".$tname.".".$fk->getLocal()." = ".$tname2.".".$fk->getForeign();
|
||
|
||
} elseif($fk instanceof Doctrine_Relation_Association) {
|
||
$asf = $fk->getAssociationFactory();
|
||
|
||
$assocTableName = $asf->getTableName();
|
||
|
||
if( ! $loadFields) {
|
||
$this->subqueryAliases[] = $assocTableName;
|
||
}
|
||
$this->parts["join"][$tname][$assocTableName] = $join.$assocTableName." ON ".$tname.".".$table->getIdentifier()." = ".$assocTableName.".".$fk->getLocal();
|
||
$this->parts["join"][$tname][$tname2] = $join.$aliasString." ON ".$tname2.".".$table->getIdentifier()." = ".$assocTableName.".".$fk->getForeign();
|
||
}
|
||
|
||
$this->joins[$tname2] = $prevTable;
|
||
|
||
|
||
$table = $fk->getTable();
|
||
$this->tableAliases[$currPath] = $tname2;
|
||
|
||
$tableName = $tname2;
|
||
|
||
$this->relationStack[] = $fk;
|
||
}
|
||
$this->tableStack[] = $table;
|
||
|
||
if( ! isset($this->tables[$tableName])) {
|
||
$this->tables[$tableName] = $table;
|
||
|
||
if($loadFields) {
|
||
$this->parseFields($fullname, $tableName, $e2, $currPath);
|
||
}
|
||
}
|
||
|
||
|
||
$prevPath = $currPath;
|
||
$prevTable = $tableName;
|
||
} catch(Exception $e) {
|
||
throw new Doctrine_Query_Exception($e->__toString());
|
||
}
|
||
}
|
||
return $table;
|
||
}
|
||
/**
|
||
* parseFields
|
||
*
|
||
* @param string $fullName
|
||
* @param string $tableName
|
||
* @param array $exploded
|
||
* @param string $currPath
|
||
* @return void
|
||
*/
|
||
final public function parseFields($fullName, $tableName, array $exploded, $currPath) {
|
||
$table = $this->tables[$tableName];
|
||
|
||
$fields = array();
|
||
|
||
if(strpos($fullName, "-") === false) {
|
||
$fetchmode = $table->getAttribute(Doctrine::ATTR_FETCHMODE);
|
||
|
||
if(isset($exploded[1])) {
|
||
if(count($exploded) > 2) {
|
||
$fields = $this->parseAggregateValues($fullName, $tableName, $exploded, $currPath);
|
||
} elseif(count($exploded) == 2) {
|
||
$fields = explode(",",substr($exploded[1],0,-1));
|
||
}
|
||
}
|
||
} else {
|
||
if(isset($exploded[1])) {
|
||
$fetchmode = $this->parseFetchMode($exploded[1]);
|
||
} else
|
||
$fetchmode = $table->getAttribute(Doctrine::ATTR_FETCHMODE);
|
||
|
||
if(isset($exploded[2])) {
|
||
if(substr_count($exploded[2], ")") > 1) {
|
||
|
||
} else {
|
||
$fields = explode(",",substr($exploded[2],0,-1));
|
||
}
|
||
}
|
||
|
||
}
|
||
if( ! $this->aggregate)
|
||
$this->loadFields($table, $fetchmode, $fields, $currPath);
|
||
}
|
||
/**
|
||
* parseAggregateFunction
|
||
*
|
||
* @param string $func
|
||
* @param string $reference
|
||
* @return string
|
||
*/
|
||
public function parseAggregateFunction($func,$reference) {
|
||
$pos = strpos($func,"(");
|
||
|
||
if($pos !== false) {
|
||
$funcs = array();
|
||
|
||
$name = substr($func, 0, $pos);
|
||
$func = substr($func, ($pos + 1), -1);
|
||
$params = Doctrine_Query::bracketExplode($func, ",", "(", ")");
|
||
|
||
foreach($params as $k => $param) {
|
||
$params[$k] = $this->parseAggregateFunction($param,$reference);
|
||
}
|
||
|
||
$funcs = $name."(".implode(", ", $params).")";
|
||
|
||
return $funcs;
|
||
|
||
} else {
|
||
if( ! is_numeric($func)) {
|
||
|
||
$func = $this->getTableAlias($reference).".".$func;
|
||
|
||
return $func;
|
||
} else {
|
||
|
||
return $func;
|
||
}
|
||
}
|
||
}
|
||
/**
|
||
* parseAggregateValues
|
||
*/
|
||
public function parseAggregateValues($fullName, $tableName, array $exploded, $currPath) {
|
||
$this->aggregate = true;
|
||
$pos = strpos($fullName,"(");
|
||
$name = substr($fullName, 0, $pos);
|
||
$string = substr($fullName, ($pos + 1), -1);
|
||
|
||
$exploded = Doctrine_Query::bracketExplode($string, ',');
|
||
foreach($exploded as $k => $value) {
|
||
$func = $this->parseAggregateFunction($value, $currPath);
|
||
$exploded[$k] = $func;
|
||
|
||
$this->parts["select"][] = $exploded[$k];
|
||
}
|
||
}
|
||
}
|
||
|