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修正Model类order方法一处bug，优化改进视图模型

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oldrind
2016-03-21 15:50:01 +08:00
parent d0816dbe89
commit 65ca52d049
2 changed files with 129 additions and 127 deletions
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4
library/think/Model.php
View File

@@ -1730,8 +1730,8 @@ class Model
public function order($field, $order = null) public function order($field, $order = null)
{ {
if (!empty($field)) { if (!empty($field)) {
if (!is_array($field)) { if (is_string($field)) {
$field = empty($order) ? [$field] : [(string) $field => (string) $order]; $field = empty($order) ? $field : [$field => $order];
} }
$this->options['order'] = $field; $this->options['order'] = $field;
} }

232
library/traits/model/View.php
View File

@@ -31,28 +31,31 @@ trait View
{ {
if (empty($this->trueTableName)) { if (empty($this->trueTableName)) {
$tableName = ''; $tableName = '';
foreach ($this->viewFields as $key => $view) { $len = 0;
foreach ($this->viewFields as $name => $view) {
// 获取数据表名称 // 获取数据表名称
if (isset($view['_table'])) { if (isset($view['_table'])) {
// 2011/10/17 添加实际表名定义支持 可以实现同一个表的视图 // 2011/10/17 添加实际表名定义支持 可以实现同一个表的视图
$tableName .= $view['_table']; $tableName .= $view['_table'];
} else { } else {
$class = $key . 'Model'; $tableName .= \think\Loader::model($name)->getTableName();
$model = class_exists($class) ? new $class() : M($key);
$tableName .= $model->getTableName();
} }
// 表别名定义 // 表别名定义
$tableName .= !empty($view['_as']) ? ' ' . $view['_as'] : ' ' . $key; $tableName .= !empty($view['_as']) ? ' ' . $view['_as'] : ' ' . $name;
// 支持ON 条件定义 // 支持ON 条件定义
$tableName .= !empty($view['_on']) ? ' ON ' . $view['_on'] : ''; $tableName .= !empty($view['_on']) ? ' ON ' . $view['_on'] : '';
if (!empty($view['_type'])) {
// 指定JOIN类型 例如 RIGHT INNER LEFT 下一个表有效 // 指定JOIN类型 例如 RIGHT INNER LEFT 下一个表有效
$type = !empty($view['_type']) ? $view['_type'] : ''; $type = strtoupper($view['_type']);
$tableName .= ' ' . strtoupper($type) . ' JOIN '; $tableName .= ' ' . $type . ' JOIN ';
$len = strlen($type . '_JOIN '); if ($view == end($this->viewFields)) {
$len = strlen($type) + 7;
} }
$tableName = substr($tableName, 0, -$len);
$this->trueTableName = $tableName;
} }
}
$this->trueTableName = $len ? substr($tableName, 0, -$len) : $tableName;
}
return $this->trueTableName; return $this->trueTableName;
} }
@@ -64,19 +67,36 @@ trait View
*/ */
protected function _options_filter(&$options) protected function _options_filter(&$options)
{ {
if (isset($options['field'])) { $viewFields = [];
$options['field'] = $this->checkFields($options['field']); foreach ($this->viewFields as $name => $val) {
$k = isset($val['_as']) ? $val['_as'] : $name;
$val = $this->_checkFields($name, $val);
foreach ($val as $key => $field) {
if (is_numeric($key)) {
$viewFields[$k . '.' . $field] = $field;
} elseif ('_' != substr($key, 0, 1)) {
// 以_开头的为特殊定义
if (false !== strpos($key, '*') || false !== strpos($key, '(') || false !== strpos($key, '.')) {
//如果包含* 或者 使用了sql方法 则不再添加前面的表名
$viewFields[$key] = $field;
} else { } else {
$options['field'] = $this->checkFields(); $viewFields[$k . '.' . $key] = $field;
} }
}
}
}
if (empty($options['field'])) {
$options['field'] = '*';
}
$options['field'] = $this->checkFields($options['field'], $viewFields);
if (isset($options['group'])) { if (isset($options['group'])) {
$options['group'] = $this->checkGroup($options['group']); $options['group'] = $this->checkGroup($options['group'], $viewFields);
} }
if (isset($options['where'])) { if (isset($options['where'])) {
$options['where'] = $this->checkCondition($options['where']); $options['where'] = $this->checkCondition($options['where'], $viewFields);
} }
if (isset($options['order'])) { if (isset($options['order'])) {
$options['order'] = $this->checkOrder($options['order']); $options['order'] = $this->checkOrder($options['order'], $viewFields);
} }
} }
@@ -94,6 +114,7 @@ trait View
$fields = array_merge($fields, \think\Loader::model($name)->getFields()); $fields = array_merge($fields, \think\Loader::model($name)->getFields());
unset($fields[$pos]); unset($fields[$pos]);
} }
return $fields; return $fields;
} }
@@ -101,154 +122,135 @@ trait View
* 检查条件中的视图字段 * 检查条件中的视图字段
* @access protected * @access protected
* @param mixed $data 条件表达式 * @param mixed $data 条件表达式
* @param array $fields 视图字段数组
* @return array * @return array
*/ */
protected function checkCondition($where) protected function checkCondition($where, $viewFields)
{ {
if (is_array($where)) { if (is_array($where)) {
$view = []; $_where = [];
// 检查视图字段 foreach ($where as $field => $value) {
foreach ($this->viewFields as $key => $val) { if (false !== $k = array_search($field, $viewFields, true)) {
$k = isset($val['_as']) ? $val['_as'] : $key;
$val = $this->_checkFields($key, $val);
foreach ($where as $name => $value) {
if (false !== $field = array_search($name, $val, true)) {
// 存在视图字段 // 存在视图字段
$_key = is_numeric($field) ? $k . '.' . $name : $k . '.' . $field; $_where[$k] = $value;
$view[$_key] = $value; } else {
unset($where[$name]); $_where[$field] = $value;
} }
} }
} return $_where;
$where = array_merge($where, $view); } else {
}
return $where; return $where;
} }
}
/** /**
* 检查Order表达式中的视图字段 * 检查Order表达式中的视图字段
* @access protected * @access protected
* @param string $order 字段 * @param string|array $order 字段
* @param array $fields 视图字段数组
* @return string * @return string
*/ */
protected function checkOrder($order = '') protected function checkOrder($order = '', $viewFields)
{ {
if (is_string($order) && !empty($order)) { if (empty($order)) {
$orders = explode(',', $order); return '';
} elseif (is_string($order)) {
$order = explode(',', $order);
}
$_order = []; $_order = [];
foreach ($orders as $order) { foreach ($order as $key => $field) {
$array = explode(' ', $order); if (is_numeric($key)) {
$field = $array[0]; if ($pos = strpos($field, ' ')) {
$sort = isset($array[1]) ? $array[1] : 'ASC'; $sort = substr($field, $pos);
// 解析成视图字段 $field = substr($field, 0, $pos);
foreach ($this->viewFields as $name => $val) { } else {
$k = isset($val['_as']) ? $val['_as'] : $name; $sort = '';
$val = $this->_checkFields($name, $val); }
if (false !== $_field = array_search($field, $val, true)) { } else {
$sort = ' ' . $field;
$field = $key;
}
if (false !== $k = array_search($field, $viewFields, true)) {
// 存在视图字段 // 存在视图字段
$field = is_numeric($_field) ? $k . '.' . $field : $k . '.' . $_field; $field = $k . $sort;
break;
} }
$_order[] = $field;
} }
$_order[] = $field . ' ' . $sort;
} return $_order;
$order = implode(',', $_order);
}
return $order;
} }
/** /**
* 检查Group表达式中的视图字段 * 检查Group表达式中的视图字段
* @access protected * @access protected
* @param string $group 字段 * @param string $group 字段
* @param array $fields 视图字段数组
* @return string * @return string
*/ */
protected function checkGroup($group = '') protected function checkGroup($group = '', $viewFields)
{ {
if (!empty($group)) { if (empty($group)) {
$groups = explode(',', $group); return '';
$_group = []; } elseif (is_string($group)) {
foreach ($groups as $field) { $group = explode(',', $group);
// 解析成视图字段 }
foreach ($this->viewFields as $name => $val) { foreach ($group as &$field) {
$k = isset($val['_as']) ? $val['_as'] : $name; if (false !== $k = array_search($field, $viewFields, true)) {
$val = $this->_checkFields($name, $val);
if (false !== $_field = array_search($field, $val, true)) {
// 存在视图字段 // 存在视图字段
$field = is_numeric($_field) ? $k . '.' . $field : $k . '.' . $_field; $field = $k;
break;
} }
} }
$_group[] = $field;
} return implode(',', $group);
$group = implode(',', $_group);
}
return $group;
} }
/** /**
* 检查fields表达式中的视图字段 * 检查fields表达式中的视图字段
* @access protected * @access protected
* @param string $fields 字段 * @param string $fields 字段
* @param array $fields 视图字段数组
* @return string * @return string
*/ */
protected function checkFields($fields = '') protected function checkFields($fields = '*', $viewFields)
{ {
if (empty($fields) || '*' == $fields) { var_dump($fields);
// 获取全部视图字段 if (is_string($fields)) {
$fields = []; if ('*' == $fields) {
foreach ($this->viewFields as $name => $val) { return $viewFields;
$k = isset($val['_as']) ? $val['_as'] : $name;
$val = $this->_checkFields($name, $val);
foreach ($val as $key => $field) {
if (is_numeric($key)) {
$fields[] = $k . '.' . $field . ' AS ' . $field;
} elseif ('_' != substr($key, 0, 1)) {
// 以_开头的为特殊定义
if (false !== strpos($key, '*') || false !== strpos($key, '(') || false !== strpos($key, '.')) {
//如果包含* 或者 使用了sql方法 则不再添加前面的表名
$fields[] = $key . ' AS ' . $field;
} else { } else {
$fields[] = $k . '.' . $key . ' AS ' . $field;
}
}
}
}
$fields = implode(',', $fields);
} else {
if (!is_array($fields)) {
$fields = explode(',', $fields); $fields = explode(',', $fields);
} }
// 解析成视图字段
$array = [];
foreach ($fields as $key => $field) {
if (strpos($field, '(') || strpos(strtolower($field), ' as ')) {
// 使用了函数或者别名
$array[] = $field;
unset($fields[$key]);
} }
} $_fields = [];
foreach ($this->viewFields as $name => $val) {
$k = isset($val['_as']) ? $val['_as'] : $name;
$val = $this->_checkFields($name, $val);
foreach ($fields as $key => $field) { foreach ($fields as $key => $field) {
if (false !== $_field = array_search($field, $val, true)) { if (is_numeric($key)) {
// 存在视图字段 if ($pos = strpos($field, ' ')) {
if (is_numeric($_field)) { $alias = substr($field, $pos);
$array[] = $k . '.' . $field . ' AS ' . $field; $field = substr($field, 0, $pos);
} elseif ('_' != substr($_field, 0, 1)) {
if (false !== strpos($_field, '*') || false !== strpos($_field, '(') || false !== strpos($_field, '.')) {
//如果包含* 或者 使用了sql方法 则不再添加前面的表名
$array[] = $_field . ' AS ' . $field;
} else { } else {
$array[] = $k . '.' . $_field . ' AS ' . $field; $alias = ' AS ' . $field;
}
} else {
$alias = ' AS ' . $field;
$field = $key;
}
if (strpos($field, '(')) {
if (preg_match_all('/(?<!\s)\b(\w+)\b(?![\.\(])/', $field, $matches, PREG_OFFSET_CAPTURE)) {
// 倒序找出的字段数组，以便从后向前替换
$items = array_reverse($matches[0]);
foreach ($items as $item) {
if (false !== $k = array_search($item[0], $viewFields, true)) {
$field = substr_replace($field, $k, $item[1], strlen($item[0]));
} }
} }
} }
} } elseif (false !== $k = array_search($field, $viewFields, true)) {
} // 存在视图字段
$fields = implode(',', $array); $field = $k . $alias;
} }
return $fields; $_fields[] = $field;
}
return $_fields;
} }
} }