feat:删除规则支持正则表达式，同时位置支持负数（从末尾计算，-1表示到倒数第一个字符）
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fanxb
parent
95a382835a
commit
f85890bda8
@ -20,16 +20,17 @@ export default class DeleteRule implements RuleInterface {
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* 忽略拓展名，true:忽略，false：不忽略
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*/
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ignorePostfix: boolean;
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regI: boolean;
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constructor(data: any) {
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this.type = data.type;
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this.start = new DeleteRuleItem(data.start);
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this.end = new DeleteRuleItem(data.end);
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this.regI = data.regI != undefined && data.regI;
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this.start = new DeleteRuleItem(data.start, this.regI);
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this.end = new DeleteRuleItem(data.end, this.regI);
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this.ignorePostfix = data.ignorePostfix;
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}
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deal(file: FileObj): void {
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if (this.type === 'deleteAll') {
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file.realName = "";
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@ -38,9 +39,9 @@ export default class DeleteRule implements RuleInterface {
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}
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} else {
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let str = file.realName + (this.ignorePostfix ? "" : file.expandName);
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let startIndex = this.start.calIndex(str);
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let endIndex = this.end.calIndex(str);
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if (startIndex < 0 || endIndex < 0) {
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let startIndex = this.start.calIndex(str, false);
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let endIndex = this.end.calIndex(str, true);
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if (startIndex < 0 || endIndex < 0 || startIndex > endIndex) {
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return;
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}
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str = str.substring(0, startIndex) + str.substring(endIndex + 1);
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@ -70,22 +71,35 @@ class DeleteRuleItem {
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* 对应的值
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*/
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value: string;
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/**
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* 正则对象
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*/
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reg: RegExp;
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constructor(data: any) {
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constructor(data: any, regI: boolean) {
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this.type = data.type;
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this.value = data.value;
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if (this.type === 'reg') {
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this.reg = regI ? new RegExp(this.value) : new RegExp(this.value, 'i');
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}
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}
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/**
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* 计算位置
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* @param str 字符串
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* @param end 是否末尾计算
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*/
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calIndex(str: string): number {
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calIndex(str: string, end: boolean): number {
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if (this.type === 'location') {
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return parseInt(this.value) - 1;
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let val = parseInt(this.value);
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return val > 0 ? val - 1 : str.length + val;
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} else if (this.type === 'text') {
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return str.indexOf(this.value);
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} else if (this.type === 'end') {
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return str.length - 1;
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} else if (this.type === 'reg') {
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let res = this.reg.exec(str);
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return res == null ? -1 : (res.index + (end ? 0 : res[0].length));
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}
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return -1;
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}
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@ -12,6 +12,10 @@
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<el-radio v-model="ruleObj.data.start.type" label="text" :disabled="deleteAll">文本:</el-radio>
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<el-input v-model="startText" size="small" :disabled="deleteAll"/>
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</div>
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<div class="line">
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<el-radio v-model="ruleObj.data.start.type" label="reg" :disabled="deleteAll">正则:</el-radio>
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<el-input v-model="startReg" size="small" :disabled="deleteAll"/>
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</div>
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</div>
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<div style="margin-left: 4em">
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<div>结束</div>
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@ -23,12 +27,20 @@
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<el-radio v-model="ruleObj.data.end.type" label="text" :disabled="deleteAll">文本:</el-radio>
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<el-input v-model="endText" size="small" :disabled="deleteAll"/>
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</div>
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<div class="line">
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<el-radio v-model="ruleObj.data.end.type" label="reg" :disabled="deleteAll">正则:</el-radio>
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<el-input v-model="endReg" size="small" :disabled="deleteAll"/>
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</div>
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<div class="line">
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<el-radio v-model="ruleObj.data.end.type" label="end" :disabled="deleteAll">直到末尾</el-radio>
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</div>
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</div>
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</div>
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</div>
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<div v-if="ruleObj.data.start.type==='reg' || ruleObj.data.end.type==='reg'" class="flex">
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<div class="left">区分大小写:</div>
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<el-switch v-model="ruleObj.data.regI"/>
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</div>
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<div class="flex">
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<div class="left">全部删除:</div>
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<el-switch v-model="deleteAll" @change="allDeleteChange"/>
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@ -60,28 +72,36 @@ export default {
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value: "",
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},
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ignorePostfix: true,
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regI: false,//reg是否区分大小写
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},
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},
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startIndex: 1,
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endIndex: 1,
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startText: "",
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startReg: "",
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endText: "",
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endReg: "",
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deleteAll: false,
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};
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},
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created() {
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if (this.editRule) {
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this.ruleObj = JSON.parse(JSON.stringify(this.editRule));
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if (this.ruleObj.data.type == "deletePart") {
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if (this.ruleObj.data.start.type == "location") {
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if (this.ruleObj.data.type === "deletePart") {
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if (this.ruleObj.data.start.type === "location") {
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this.startIndex = parseInt(this.ruleObj.data.start.value);
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} else {
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} else if (this.ruleObj.data.start.type === "text") {
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this.startText = this.ruleObj.data.start.value;
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}
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if (this.ruleObj.data.end.type == "location") {
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this.endIndex = parseInt(this.ruleObj.data.end.value);
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} else {
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this.startReg = this.ruleObj.data.start.value;
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}
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if (this.ruleObj.data.end.type === "location") {
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this.endIndex = parseInt(this.ruleObj.data.end.value);
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} else if (this.ruleObj.data.end.type === "text") {
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this.endText = this.ruleObj.data.end.value;
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} else {
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this.endReg = this.ruleObj.data.end.value;
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}
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} else {
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this.deleteAll = true;
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@ -94,10 +114,12 @@ export default {
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this.$message({message: "请填写完整", type: "warning"});
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return null;
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}
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if (this.ruleObj.data.type == "deletePart") {
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if (this.ruleObj.data.type === "deletePart") {
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if (
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(this.ruleObj.data.start.type == "text" && this.startText.length == 0) ||
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(this.ruleObj.data.start.type == "text" && this.startText.length == 0)
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('text' === this.ruleObj.data.start.type && this.startText.length === 0) ||
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('text' === this.ruleObj.data.end.type && this.endText.length === 0) ||
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('reg' === this.ruleObj.data.start.type && this.startReg.length === 0) ||
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('reg' === this.ruleObj.data.end.type && this.endReg.length === 0)
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) {
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this.$message({
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message: "开始或者结束文本不能为空",
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@ -106,19 +128,20 @@ export default {
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return null;
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}
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}
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this.ruleObj.data.start.value = this.ruleObj.data.start.type == "location" ? this.startIndex.toString() : this.startText;
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this.ruleObj.data.end.value = this.ruleObj.data.end.type == "location" ? this.endIndex.toString() : this.endText;
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let startType = this.ruleObj.data.start.type;
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this.ruleObj.data.start.value = startType === "location" ? this.startIndex.toString() : startType === 'text' ? this.startText : this.startReg;
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let endType = this.ruleObj.data.end.type;
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this.ruleObj.data.end.value = endType === "location" ? this.endIndex.toString() : endType === 'text' ? this.endText : this.endReg;
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let message = `删除:`;
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if (this.deleteAll) {
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message += "全部删除";
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} else {
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message += `从"${this.ruleObj.data.start.value}"到"${this.ruleObj.data.end.type == "untilEnd" ? "末尾" : this.ruleObj.data.end.value}"`;
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message += `从"${this.ruleObj.data.start.value}"到"${this.ruleObj.data.end.type === "end" ? "末尾" : this.ruleObj.data.end.value}"`;
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}
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this.ruleObj.message = message;
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return this.ruleObj;
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},
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allDeleteChange(val) {
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console.log(val);
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this.deleteAll = val;
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this.ruleObj.data.type = val ? "deleteAll" : "deletePart";
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},
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