317 lines
9.3 KiB
PHP
317 lines
9.3 KiB
PHP
<?php
|
||
/*
|
||
* $Id: From.php 1080 2007-02-10 18:17:08Z romanb $
|
||
*
|
||
* 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_Tokenizer
|
||
*
|
||
* @package Doctrine
|
||
* @subpackage Tokenizer
|
||
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
|
||
* @link www.phpdoctrine.com
|
||
* @since 1.0
|
||
* @version $Revision: 1080 $
|
||
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
|
||
*/
|
||
class Doctrine_Tokenizer
|
||
{
|
||
public function __construct()
|
||
{
|
||
|
||
}
|
||
public function tokenize()
|
||
{
|
||
|
||
}
|
||
/**
|
||
* 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
|
||
*
|
||
* example:
|
||
*
|
||
* parameters:
|
||
* $str = (age < 20 AND age > 18) AND email LIKE 'John@example.com'
|
||
* $d = ' AND '
|
||
* $e1 = '('
|
||
* $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;
|
||
}
|
||
/**
|
||
* quoteExplode
|
||
*
|
||
* example:
|
||
*
|
||
* parameters:
|
||
* $str = email LIKE 'John@example.com'
|
||
* $d = ' AND '
|
||
*
|
||
* would return an array:
|
||
* array("email", "LIKE", "'John@example.com'")
|
||
*
|
||
* @param string $str
|
||
* @param string $d the delimeter which explodes the string
|
||
*/
|
||
public static function quoteExplode($str, $d = ' ')
|
||
{
|
||
if (is_array($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($val);
|
||
|
||
if ( ! (substr_count($term[$i], "'") & 1)) {
|
||
$i++;
|
||
}
|
||
} else {
|
||
$term[$i] .= $d . trim($val);
|
||
|
||
if ( ! (substr_count($term[$i], "'") & 1)) {
|
||
$i++;
|
||
}
|
||
}
|
||
}
|
||
return $term;
|
||
}
|
||
/**
|
||
* sqlExplode
|
||
*
|
||
* explodes a string into array using custom brackets and
|
||
* quote delimeters
|
||
*
|
||
*
|
||
* example:
|
||
*
|
||
* parameters:
|
||
* $str = "(age < 20 AND age > 18) AND name LIKE 'John Doe'"
|
||
* $d = ' '
|
||
* $e1 = '('
|
||
* $e2 = ')'
|
||
*
|
||
* would return an array:
|
||
* array('(age < 20 AND age > 18)',
|
||
* 'name',
|
||
* 'LIKE',
|
||
* 'John Doe')
|
||
*
|
||
* @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 = '(', $e2 = ')')
|
||
{
|
||
if ($d == ' ') {
|
||
$d = array(' ', '\s');
|
||
}
|
||
if (is_array($d)) {
|
||
$d = array_map('preg_quote', $d);
|
||
|
||
if (in_array(' ', $d)) {
|
||
$d[] = '\s';
|
||
}
|
||
|
||
$split = '<27>(' . implode('|', $d) . ')<29>';
|
||
|
||
$str = preg_split($split, $str);
|
||
$d = stripslashes($d[0]);
|
||
} else {
|
||
$str = explode($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], $e2);
|
||
|
||
if (strpos($term[$i], '(') !== false) {
|
||
if ($s1 == $s2) {
|
||
$i++;
|
||
}
|
||
} else {
|
||
if ( ! (substr_count($term[$i], "'") & 1) &&
|
||
! (substr_count($term[$i], "\"") & 1)) {
|
||
$i++;
|
||
}
|
||
}
|
||
} else {
|
||
$term[$i] .= $d . trim($val);
|
||
$c1 = substr_count($term[$i], $e1);
|
||
$c2 = substr_count($term[$i], $e2);
|
||
|
||
if (strpos($term[$i], '(') !== false) {
|
||
if ($c1 == $c2) {
|
||
$i++;
|
||
}
|
||
} else {
|
||
if ( ! (substr_count($term[$i], "'") & 1) &&
|
||
! (substr_count($term[$i], "\"") & 1)) {
|
||
$i++;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
return $term;
|
||
}
|
||
/**
|
||
* clauseExplode
|
||
*
|
||
* explodes a string into array using custom brackets and
|
||
* quote delimeters
|
||
*
|
||
*
|
||
* example:
|
||
*
|
||
* parameters:
|
||
* $str = "(age < 20 AND age > 18) AND name LIKE 'John Doe'"
|
||
* $d = ' '
|
||
* $e1 = '('
|
||
* $e2 = ')'
|
||
*
|
||
* would return an array:
|
||
* array('(age < 20 AND age > 18)',
|
||
* 'name',
|
||
* 'LIKE',
|
||
* 'John Doe')
|
||
*
|
||
* @param string $str
|
||
* @param string $d the delimeter which explodes the string
|
||
* @param string $e1 the first bracket, usually '('
|
||
* @param string $e2 the second bracket, usually ')'
|
||
*
|
||
* @return array
|
||
*/
|
||
public static function clauseExplode($str, array $d, $e1 = '(', $e2 = ')')
|
||
{
|
||
if (is_array($d)) {
|
||
$d = array_map('preg_quote', $d);
|
||
|
||
if (in_array(' ', $d)) {
|
||
$d[] = '\s';
|
||
}
|
||
|
||
$split = '<27>(' . implode('|', $d) . ')<29>';
|
||
|
||
$str = preg_split($split, $str, -1, PREG_SPLIT_DELIM_CAPTURE);
|
||
}
|
||
|
||
$i = 0;
|
||
$term = array();
|
||
|
||
foreach ($str as $key => $val) {
|
||
if ($key & 1) {
|
||
if (isset($term[($i - 1)]) && ! is_array($term[($i - 1)])) {
|
||
$term[($i - 1)] = array($term[($i - 1)], $val);
|
||
}
|
||
continue;
|
||
}
|
||
if (empty($term[$i])) {
|
||
$term[$i] = $val;
|
||
} else {
|
||
$term[$i] .= $str[($key - 1)] . $val;
|
||
}
|
||
|
||
$c1 = substr_count($term[$i], $e1);
|
||
$c2 = substr_count($term[$i], $e2);
|
||
|
||
if (strpos($term[$i], '(') !== false) {
|
||
if ($c1 == $c2) {
|
||
$i++;
|
||
}
|
||
} else {
|
||
if ( ! (substr_count($term[$i], "'") & 1) &&
|
||
! (substr_count($term[$i], "\"") & 1)) {
|
||
$i++;
|
||
}
|
||
}
|
||
}
|
||
$term[$i - 1] = array($term[$i - 1], '');
|
||
|
||
return $term;
|
||
}
|
||
} |