11 changed files with 416 additions and 215 deletions
@ -1,8 +1,8 @@
@@ -1,8 +1,8 @@
|
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// search_result.dart |
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class SearchResult { |
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final int rowNum; |
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final String filePath; |
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final String content; |
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final String attributeValue; |
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int index = 0; |
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SearchResult({required this.rowNum, required this.filePath, required this.content}); |
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SearchResult({required this.rowNum, required this.attributeValue, this.index = 0}); |
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} |
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@ -1,18 +0,0 @@
@@ -1,18 +0,0 @@
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// xml_rule.dart |
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class XmlRule { |
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final String nodePath; |
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final String attributeName; |
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final bool isFirstOccurrence; |
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final String? namespacePrefix; |
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XmlRule({ |
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required this.nodePath, |
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required this.attributeName, |
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this.isFirstOccurrence = false, |
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this.namespacePrefix, |
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}); |
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String toxPath() { |
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return '${namespacePrefix != null ? '$namespacePrefix:' : ''}$nodePath${isFirstOccurrence ? '[0]' : ''}/${attributeName.isNotEmpty ? '@$attributeName' : 'text()'}'; |
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} |
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} |
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@ -1,52 +1,94 @@
@@ -1,52 +1,94 @@
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// xml_search_service.dart |
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import 'dart:io'; |
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import 'package:win_text_editor/framework/controllers/logger.dart'; |
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import 'package:win_text_editor/shared/utils/file_utils.dart'; |
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import 'package:xml/xml.dart' as xml; |
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import 'package:win_text_editor/modules/xml_search/models/search_result.dart'; |
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import 'package:win_text_editor/modules/xml_search/models/xml_rule.dart'; |
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class XmlSearchService { |
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Future<List<SearchResult>> searchFromDirectory({ |
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required String directory, |
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required String fileType, |
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required XmlRule rule, |
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required String nodeName, |
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required String attributeName, |
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required String queryContent, |
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}) async { |
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final results = <SearchResult>[]; |
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final dir = Directory(directory); |
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int rowNum = 1; |
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await for (var entity in dir.list(recursive: true)) { |
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if (entity is File && FileUtils.matchesFileType(entity.path, fileType)) { |
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try { |
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final fileContent = await entity.readAsString(); |
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final document = xml.XmlDocument.parse(fileContent); |
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final values = _searchWithRule(document, rule); |
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for (var value in values) { |
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results.add(SearchResult(rowNum: rowNum++, filePath: entity.path, content: value)); |
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try { |
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final searchValues = |
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queryContent |
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.split(RegExp(r'[\n,]')) |
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.map((e) => e.trim()) |
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.where((e) => e.isNotEmpty) |
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.toList(); |
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if (searchValues.isEmpty) { |
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searchValues.add(queryContent); |
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} |
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final file = File(directory); |
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final content = await file.readAsString(); |
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final document = xml.XmlDocument.parse(content); |
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int rowNum = 1; |
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// 2. Search for nodes with specified name and attribute |
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for (int i = 0; i < searchValues.length; i++) { |
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final nodes = document.findAllElements(nodeName); |
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int index = 0; |
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for (final node in nodes) { |
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final attributeValue = node.getAttribute(attributeName); |
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if (attributeValue != null && attributeValue == searchValues[i]) { |
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results.add( |
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SearchResult(rowNum: rowNum++, attributeValue: attributeValue, index: index++), |
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); |
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} |
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} catch (e) { |
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Logger().error('xmlSearchService.searchFromDirectory方法执行出错: $e'); |
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results.add(SearchResult(rowNum: rowNum++, filePath: entity.path, content: 'Error: $e')); |
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} |
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} |
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Logger().info("共发现记录 ${rowNum - 1} 条"); |
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} catch (e) { |
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Logger().error('xmlSearchService.searchFromDirectory方法执行出错: $e'); |
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} |
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return results; |
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} |
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List<String> _searchWithRule(xml.XmlDocument document, XmlRule rule) { |
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final nodes = document.findAllElements(rule.nodePath); |
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//final nodes = SimpleXPath.query(document, rule.toxPath()); |
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if (rule.isFirstOccurrence && nodes.isNotEmpty) { |
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final attr = nodes.first.getAttribute(rule.attributeName); |
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return attr != null ? [attr] : []; |
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} else { |
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return nodes |
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.map((node) => node.getAttribute(rule.attributeName)) |
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.where((attr) => attr != null) |
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.cast<String>() |
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.toList(); |
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Future<void> removeNode( |
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String directory, |
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String nodeName, |
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String attributeName, |
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SearchResult result, |
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) async { |
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try { |
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// 1. 打开并解析 XML 文件 |
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final file = File(directory); |
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final content = await file.readAsString(); |
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final document = xml.XmlDocument.parse(content); |
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// 2. 查找所有匹配的节点 |
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final nodes = |
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document.findAllElements(nodeName).where((node) { |
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final attributeValue = node.getAttribute(attributeName); |
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return attributeValue == result.attributeValue; |
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}).toList(); |
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// 3. 检查是否存在指定序号的节点 |
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if (result.index >= 0 && result.index < nodes.length) { |
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final nodeToRemove = nodes[result.index]; |
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// 4. 删除节点 |
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nodeToRemove.parent?.children.remove(nodeToRemove); |
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// 5. 保存修改后的 XML 文件 |
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final newContent = document.toXmlString(pretty: true); |
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await file.writeAsString(newContent); |
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Logger().info( |
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'成功删除节点: $nodeName[$attributeName="${result.attributeValue}"][${result.index}]', |
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); |
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} else { |
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Logger().warning('未找到序号为 ${result.index} 的匹配节点'); |
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} |
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} catch (e) { |
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Logger().error('删除节点时出错: $e'); |
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rethrow; // 重新抛出异常以便上层处理 |
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} |
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} |
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} |
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