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https://github.com/Lastorder-DC/rhymix.git
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Rename all common/framework source files to be case-sensitive
This commit is contained in:
Kijin Sung
parent
60fd7d7cf2
commit
0029d1a1ec
73 changed files with 5 additions and 5 deletions
297
common/framework/parsers/DBQueryParser.php
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297
common/framework/parsers/DBQueryParser.php
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<?php
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namespace Rhymix\Framework\Parsers;
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/**
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* DB query parser class for XE compatibility.
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*/
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class DBQueryParser extends BaseParser
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{
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/**
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* Load a query XML file.
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*
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* @param string $filename
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* @return object|false
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*/
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public static function loadXML(string $filename)
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{
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// Load the XML file.
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$xml = simplexml_load_string(file_get_contents($filename));
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if ($xml === false)
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{
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return false;
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}
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// Parse the query.
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$query_name = preg_replace('/\.xml$/', '', basename($filename));
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$query = self::_parseQuery($xml, $query_name);
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return $query;
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}
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/**
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* Parse a query.
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*
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* @param SimpleXMLElement $xml
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* @param string $name
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* @return object
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*/
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protected static function _parseQuery(\SimpleXMLElement $xml, string $name = ''): DBQuery\Query
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{
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// Load basic information about this query.
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$attribs = self::_getAttributes($xml);
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$query = new DBQuery\Query;
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$query->name = $name ?: null;
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$query->type = strtoupper($attribs['action'] ?? '') ?: 'SELECT';
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$query->alias = $attribs['alias'] ?? null;
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if ($query->alias && !$query->name)
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{
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$query->name = $query->alias;
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}
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// Load attributes that only apply to subqueries in the <conditions> block.
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$query->operation = $attribs['operation'] ?? null;
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$query->column = preg_replace('/[^a-z0-9_\.]/i', '', $attribs['column'] ?? null) ?: null;
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$query->pipe = strtoupper($attribs['pipe'] ?? null) ?: 'AND';
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// Load tables.
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foreach ($xml->tables ? $xml->tables->children() : [] as $tag)
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{
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if (trim($tag['query']) === 'true')
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{
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$table = self::_parseQuery($tag);
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$query->tables[$table->alias] = $table;
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}
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else
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{
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$table = new DBQuery\Table;
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$table->name = trim($tag['name']);
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$table->alias = trim($tag['alias']) ?: null;
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$table->ifvar = trim($tag['if']) ?: null;
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}
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$table_type = trim($tag['type']);
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if (stripos($table_type, 'join') !== false)
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{
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$table->join_type = strtoupper($table_type);
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if ($tag->conditions)
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{
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$table->join_conditions = self::_parseConditions($tag->conditions);
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}
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}
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$query->tables[$table->alias ?: $table->name] = $table;
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}
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// Load index hints.
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foreach ($xml->index_hint ?: [] as $index_hint_group)
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{
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$index_hint_target_db = strtolower(trim($index_hint_group['for']));
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if ($index_hint_target_db !== '' && $index_hint_target_db !== 'all')
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{
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$index_hint_target_db = explode(',', $index_hint_target_db);
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$index_hint_target_db = array_combine($index_hint_target_db, array_fill(0, count($index_hint_target_db), true));
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}
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else
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{
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$index_hint_target_db = [];
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}
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foreach ($index_hint_group->children() ?: [] as $tag)
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{
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$index_hint = new DBQuery\IndexHint;
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$index_hint->target_db = $index_hint_target_db;
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$index_hint->hint_type = strtoupper(trim($tag['type'])) ?: 'USE';
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$index_hint->index_name = trim($tag['name']) ?: '';
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$index_hint->table_name = trim($tag['table']) ?: '';
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$index_hint->ifvar = trim($tag['if']) ?: null;
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if (isset($tag['var']) && trim($tag['var']))
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{
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$index_hint->var = trim($tag['var']);
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}
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if (isset($tag['default']) && trim($tag['default']))
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{
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$index_hint->index_name = trim($tag['default']);
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}
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if ($index_hint->index_name || $index_hint->var)
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{
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$query->index_hints[] = $index_hint;
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}
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}
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}
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// Load columns.
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foreach ($xml->columns ? $xml->columns->children() : [] as $tag)
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{
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if ($tag->getName() === 'query')
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{
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$subquery = self::_parseQuery($tag, trim($tag['id']));
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$query->columns[] = $subquery;
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}
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elseif ($query->type === 'SELECT')
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{
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$column = new DBQuery\ColumnRead;
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$column->name = trim($tag['name']);
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$column->alias = trim($tag['alias']) ?: null;
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$column->ifvar = trim($tag['if']) ?: null;
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if ($column->name === '*' || preg_match('/\.\*$/', $column->name))
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{
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$column->is_wildcard = true;
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}
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if (!DBQuery\Query::isValidColumnName($column->name))
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{
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$column->is_expression = true;
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}
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$query->columns[] = $column;
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}
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else
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{
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$attribs = self::_getAttributes($tag);
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$column = new DBQuery\ColumnWrite;
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$column->name = $attribs['name'];
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$column->operation = ($attribs['operation'] ?? null) ?: 'equal';
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$column->var = $attribs['var'] ?? null;
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$column->ifvar = $attribs['if'] ?? null;
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$column->default = $attribs['default'] ?? null;
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$column->not_null = ($attribs['notnull'] ?? false) ? true : false;
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$column->filter = $attribs['filter'] ?? null;
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$column->minlength = intval($attribs['minlength'] ?? 0, 10);
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$column->maxlength = intval($attribs['maxlength'] ?? 0, 10);
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$query->columns[] = $column;
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}
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}
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// Load conditions.
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if ($xml->conditions)
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{
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$query->conditions = self::_parseConditions($xml->conditions);
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}
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// Load groups.
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if ($xml->groups)
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{
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$query->groupby = new DBQuery\GroupBy;
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$query->groupby->ifvar = trim($xml->groups['if']) ?: null;
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foreach ($xml->groups->children() as $tag)
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{
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$name = $tag->getName();
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if ($name === 'group')
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{
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$query->groupby->columns[] = trim($tag['column']);
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}
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elseif ($name === 'having')
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{
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$query->groupby->having = self::_parseConditions($tag);
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}
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}
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}
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// Load navigation settings.
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if ($xml->navigation)
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{
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$query->navigation = new DBQuery\Navigation;
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foreach ($xml->navigation->index ?: [] as $tag)
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{
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$attribs = self::_getAttributes($tag, true);
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$orderby = new DBQuery\OrderBy;
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$orderby->var = ($attribs['var'] ?? null) ?: null;
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$orderby->default = ($attribs['default'] ?? null) ?: null;
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$orderby->order_var = ($attribs['order'] ?? null) ?: null;
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$orderby->order_default = strtoupper($attribs['orderdefault'] ?? '') === 'DESC' ? 'DESC' : 'ASC';
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$query->navigation->orderby[] = $orderby;
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}
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foreach (['list_count', 'page_count', 'page', 'offset'] as $key)
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{
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if ($tag = $xml->navigation->{$key})
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{
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$query->navigation->{$key} = new DBQuery\VariableBase;
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$query->navigation->{$key}->var = trim($tag['var']) ?: null;
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$query->navigation->{$key}->default = trim($tag['default']) ?: null;
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}
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}
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}
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// If a SELECT query has no columns, use * by default.
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if ($query->type === 'SELECT' && !count($query->columns))
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{
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$column = new DBQuery\ColumnRead;
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$column->name = '*';
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$column->is_wildcard = true;
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$column->is_expression = true;
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$query->columns[] = $column;
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}
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// Check the SELECT DISTINCT flag.
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if ($xml->columns && $select_distinct = trim($xml->columns['distinct']))
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{
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if ($select_distinct === 'distinct' || toBool($select_distinct))
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{
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$query->select_distinct = true;
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}
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}
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// Check the ON DUPLICATE KEY UPDATE (upsert) flag.
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if ($query->type === 'INSERT' && $update_duplicate = self::_getAttributes($xml)['updateduplicate'] ?? false)
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{
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if (toBool($update_duplicate))
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{
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$query->update_duplicate = true;
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}
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}
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// Return the complete query definition.
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return $query;
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}
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/**
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* Parse conditions.
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*
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* @param SimpleXMLElement $parent
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* @return array
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*/
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protected static function _parseConditions(\SimpleXMLElement $parent): array
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{
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$result = array();
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foreach ($parent->children() as $tag)
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{
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$attribs = self::_getAttributes($tag);
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$name = $tag->getName();
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if ($name === 'condition')
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{
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$cond = new DBQuery\Condition;
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$cond->operation = $attribs['operation'];
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$cond->column = $attribs['column'];
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if (isset($attribs['var']) && !isset($attribs['default']) && preg_match('/^\w+\.\w+$/', $attribs['var']))
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{
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$cond->default = $attribs['var'];
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}
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else
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{
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$cond->var = $attribs['var'] ?? null;
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$cond->default = $attribs['default'] ?? null;
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}
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$cond->ifvar = $attribs['if'] ?? null;
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$cond->not_null = ($attribs['notnull'] ?? false) ? true : false;
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$cond->filter = $attribs['filter'] ?? null;
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$cond->minlength = intval($attribs['minlength'] ?? 0, 10);
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$cond->maxlength = intval($attribs['maxlength'] ?? 0, 10);
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$cond->pipe = strtoupper($attribs['pipe'] ?? null) ?: 'AND';
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$result[] = $cond;
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}
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elseif ($name === 'group')
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{
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$group = new DBQuery\ConditionGroup;
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$group->conditions = self::_parseConditions($tag);
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$group->pipe = strtoupper($attribs['pipe'] ?? null) ?: 'AND';
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$group->ifvar = $attribs['if'] ?? null;
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$result[] = $group;
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}
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elseif ($name === 'query')
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{
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$subquery = self::_parseQuery($tag);
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$subquery->ifvar = $attribs['if'] ?? null;
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$result[] = $subquery;
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}
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}
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return $result;
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}
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}
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