extract from field

frontend/wizard-vue/src/components/RadioButtons.vue

@@ -0,0 +1,50 @@
+<script setup lang="ts">
+import {getCurrentInstance} from "vue";
+import type {Enum} from "@/urlmaker/specs.ts";
+
+const {name, label, values} = defineProps<{
+  name: string
+  label: string,
+  values: Enum,
+}>();
+
+const componentId = 'field' + getCurrentInstance()?.uid;
+
+const model = defineModel();
+
+</script>
+
+<template>
+  <div class="field">
+    <span class="field-label"><label>{{ label }}</label></span>
+    <template class="value" v-for="enumValue in values">
+      <input
+        type="radio"
+        :name="name"
+        :value="enumValue.value"
+        :id="`${componentId}_${enumValue.value}`"
+        v-model="model"
+      />
+      <label class="radio-label" :for="`${componentId}_${enumValue.value}`">{{ enumValue.label }}</label>
+    </template>
+  </div>
+</template>
+
+<style scoped lang="scss">
+div.field {
+  margin: 0 0 8px 0;
+}
+.field-label {
+  font-size: 0.9em;
+  margin-right: 8px;
+}
+.radio-label {
+  font-size: 0.9em;
+}
+input, .radio-label, .field-label {
+  vertical-align: middle;
+}
+input {
+  margin-top: 0;
+}
+</style>

frontend/wizard-vue/src/components/SpecsForm.vue

@@ -1,12 +1,19 @@
 <script setup lang="ts">
-import {fields, InputType} from '@/urlmaker/specs.ts';
+import {fields, InputType, type SpecField} from '@/urlmaker/specs.ts';
 import TextField from "@/components/TextField.vue";
+import RadioButtons from "@/components/RadioButtons.vue";
 import {useWizardStore} from "@/stores/wizard.ts";
-import {groupBy} from "es-toolkit";
 
 const store = useWizardStore();
 
-const groups = groupBy(fields, item => item.group || '');
+const groups: SpecField[][] = [];
+for (const field of fields) {
+  if(groups.length === 0 || groups[groups.length - 1][0].group != field.group) {
+    groups.push([field]);
+  } else {
+    groups[groups.length - 1].push(field);
+  }
+}
 
 </script>
 
@@ -16,12 +23,22 @@ const groups = groupBy(fields, item => item.group || '');
       <template v-for="field in group">
         <TextField
           v-if="field.input_type === InputType.Url || field.input_type === InputType.Text"
+          v-show="!field.show_if || field.show_if(store.specs)"
           :name="field.name"
           :label="field.label"
           :input_type="field.input_type"
           :model-value="store.specs[field.name]"
           @update:model-value="event => store.updateSpec(field.name, event)"
         ></TextField>
+        <RadioButtons
+          v-if="field.input_type === InputType.Radio"
+          v-show="!field.show_if || field.show_if(store.specs)"
+          :name="field.name"
+          :label="field.label"
+          :values="field.enum!"
+          :model-value="store.specs[field.name]"
+          @update:model-value="event => store.updateSpec(field.name, event)"
+        ></RadioButtons>
       </template>
     </div>
   </div>
@@ -29,6 +46,6 @@ const groups = groupBy(fields, item => item.group || '');
 
 <style scoped lang="scss">
 div.group {
-  margin: 6px 0;
+  margin: 20px 0;
 }
 </style>

frontend/wizard-vue/src/stores/wizard.ts

@@ -1,5 +1,5 @@
 import {defineStore} from "pinia";
-import {emptySpecs, type SpecField, fields, type Specs} from "@/urlmaker/specs.ts";
+import {emptySpecs, type SpecField, fields, type Specs, type SpecValue} from "@/urlmaker/specs.ts";
 import {computed, reactive} from "vue";
 import {debounce} from "es-toolkit";
 
@@ -22,7 +22,7 @@ export const useWizardStore = defineStore('wizard', () => {
     localStorage.setItem(LOCAL_STORAGE_KEY, JSON.stringify(specs));
   }, 100);
 
-  function updateSpec(fieldName: keyof Specs, newValue: string) {
+  function updateSpec(fieldName: keyof Specs, newValue: SpecValue) {
     specs[fieldName] = newValue;
     updateLocalStorage();
   }

frontend/wizard-vue/src/urlmaker/proto/specs.ts

@@ -20,6 +20,7 @@ export namespace rssalchemy {
             selector_author?: string;
             selector_created?: string;
             created_extract_from?: ExtractFrom;
+            created_attribute_name?: string;
             selector_content?: string;
             selector_enclosure?: string;
             cache_lifetime?: string;
@@ -51,6 +52,9 @@ export namespace rssalchemy {
                 if ("created_extract_from" in data && data.created_extract_from != undefined) {
                     this.created_extract_from = data.created_extract_from;
                 }
+                if ("created_attribute_name" in data && data.created_attribute_name != undefined) {
+                    this.created_attribute_name = data.created_attribute_name;
+                }
                 if ("selector_content" in data && data.selector_content != undefined) {
                     this.selector_content = data.selector_content;
                 }
@@ -110,6 +114,12 @@ export namespace rssalchemy {
         set created_extract_from(value: ExtractFrom) {
             pb_1.Message.setField(this, 11, value);
         }
+        get created_attribute_name() {
+            return pb_1.Message.getFieldWithDefault(this, 12, "") as string;
+        }
+        set created_attribute_name(value: string) {
+            pb_1.Message.setField(this, 12, value);
+        }
         get selector_content() {
             return pb_1.Message.getFieldWithDefault(this, 8, "") as string;
         }
@@ -137,6 +147,7 @@ export namespace rssalchemy {
             selector_author?: string;
             selector_created?: string;
             created_extract_from?: ExtractFrom;
+            created_attribute_name?: string;
             selector_content?: string;
             selector_enclosure?: string;
             cache_lifetime?: string;
@@ -166,6 +177,9 @@ export namespace rssalchemy {
             if (data.created_extract_from != null) {
                 message.created_extract_from = data.created_extract_from;
             }
+            if (data.created_attribute_name != null) {
+                message.created_attribute_name = data.created_attribute_name;
+            }
             if (data.selector_content != null) {
                 message.selector_content = data.selector_content;
             }
@@ -187,6 +201,7 @@ export namespace rssalchemy {
                 selector_author?: string;
                 selector_created?: string;
                 created_extract_from?: ExtractFrom;
+                created_attribute_name?: string;
                 selector_content?: string;
                 selector_enclosure?: string;
                 cache_lifetime?: string;
@@ -215,6 +230,9 @@ export namespace rssalchemy {
             if (this.created_extract_from != null) {
                 data.created_extract_from = this.created_extract_from;
             }
+            if (this.created_attribute_name != null) {
+                data.created_attribute_name = this.created_attribute_name;
+            }
             if (this.selector_content != null) {
                 data.selector_content = this.selector_content;
             }
@@ -246,6 +264,8 @@ export namespace rssalchemy {
                 writer.writeString(7, this.selector_created);
             if (this.created_extract_from != ExtractFrom.InnerText)
                 writer.writeEnum(11, this.created_extract_from);
+            if (this.created_attribute_name.length)
+                writer.writeString(12, this.created_attribute_name);
             if (this.selector_content.length)
                 writer.writeString(8, this.selector_content);
             if (this.selector_enclosure.length)
@@ -285,6 +305,9 @@ export namespace rssalchemy {
                     case 11:
                         message.created_extract_from = reader.readEnum();
                         break;
+                    case 12:
+                        message.created_attribute_name = reader.readString();
+                        break;
                     case 8:
                         message.selector_content = reader.readString();
                         break;

frontend/wizard-vue/src/urlmaker/specs.ts

@@ -1,4 +1,5 @@
 import {
+  validateAttribute,
   validateDuration,
   validateSelector,
   validateUrl,
@@ -16,10 +17,16 @@ export enum InputType {
   Radio = 'radio'
 }
 
+export type EnumValue = {
+  label: string
+  value: number
+}
+export type Enum = EnumValue[]
+
 export interface SpecField {
   name: keyof Specs
   input_type: InputType
-  enum_values?: {[k: number]: string}
+  enum?: Enum,
   label: string
   default: SpecValue
   validate: validator
@@ -84,13 +91,25 @@ export const fields: SpecField[] = [
   {
     name: 'created_extract_from',
     input_type: InputType.Radio,
-    enum_values: rssalchemy.ExtractFrom,
+    enum: [
+      {label: 'Inner Text', value: rssalchemy.ExtractFrom.InnerText},
+      {label: 'Attribute', value: rssalchemy.ExtractFrom.Attribute},
+    ],
     label: 'Extract from',
     default: rssalchemy.ExtractFrom.InnerText,
     validate: value => Object.values(rssalchemy.ExtractFrom).includes(value),
     group: 'created',
     show_if: specs => !!specs.selector_created,
   },
+  {
+    name: 'created_attribute_name',
+    input_type: InputType.Text,
+    label: 'Attribute name',
+    default: '',
+    validate: validateAttribute,
+    show_if: specs => specs.created_extract_from === rssalchemy.ExtractFrom.Attribute,
+    group: 'created',
+  },
 
   {
     name: 'selector_content',

frontend/wizard-vue/src/urlmaker/validators.ts

@@ -26,6 +26,10 @@ export function validateSelector(s: SpecValue): boolean {
   }
 }
 
+export function validateAttribute(s: SpecValue): boolean {
+  return /([^\t\n\f \/>"'=]+)/.test(s as string);
+}
+
 export function validateDuration(s: SpecValue): boolean {
   return /^\d+[smh]$/.test(s as string);
 }

internal/api/http/pb/specs.pb.go

@@ -69,20 +69,21 @@ func (ExtractFrom) EnumDescriptor() ([]byte, []int) {
 }
 
 type Specs struct {
-	state               protoimpl.MessageState `protogen:"open.v1"`
+	state                protoimpl.MessageState `protogen:"open.v1"`
-	Url                 string                 `protobuf:"bytes,1,opt,name=url,proto3" json:"url" validate:"url"`
+	Url                  string                 `protobuf:"bytes,1,opt,name=url,proto3" json:"url" validate:"url"`
-	SelectorPost        string                 `protobuf:"bytes,2,opt,name=selector_post,json=selectorPost,proto3" json:"selector_post" validate:"selector"`
+	SelectorPost         string                 `protobuf:"bytes,2,opt,name=selector_post,json=selectorPost,proto3" json:"selector_post" validate:"selector"`
-	SelectorTitle       string                 `protobuf:"bytes,3,opt,name=selector_title,json=selectorTitle,proto3" json:"selector_title" validate:"selector"`
+	SelectorTitle        string                 `protobuf:"bytes,3,opt,name=selector_title,json=selectorTitle,proto3" json:"selector_title" validate:"selector"`
-	SelectorLink        string                 `protobuf:"bytes,4,opt,name=selector_link,json=selectorLink,proto3" json:"selector_link" validate:"selector"`
+	SelectorLink         string                 `protobuf:"bytes,4,opt,name=selector_link,json=selectorLink,proto3" json:"selector_link" validate:"selector"`
-	SelectorDescription string                 `protobuf:"bytes,5,opt,name=selector_description,json=selectorDescription,proto3" json:"selector_description" validate:"omitempty,selector"`
+	SelectorDescription  string                 `protobuf:"bytes,5,opt,name=selector_description,json=selectorDescription,proto3" json:"selector_description" validate:"omitempty,selector"`
-	SelectorAuthor      string                 `protobuf:"bytes,6,opt,name=selector_author,json=selectorAuthor,proto3" json:"selector_author" validate:"selector"`
+	SelectorAuthor       string                 `protobuf:"bytes,6,opt,name=selector_author,json=selectorAuthor,proto3" json:"selector_author" validate:"selector"`
-	SelectorCreated     string                 `protobuf:"bytes,7,opt,name=selector_created,json=selectorCreated,proto3" json:"selector_created" validate:"selector"`
+	SelectorCreated      string                 `protobuf:"bytes,7,opt,name=selector_created,json=selectorCreated,proto3" json:"selector_created" validate:"selector"`
-	CreatedExtractFrom  ExtractFrom            `protobuf:"varint,11,opt,name=created_extract_from,json=createdExtractFrom,proto3,enum=rssalchemy.ExtractFrom" json:"created_extract_from"`
+	CreatedExtractFrom   ExtractFrom            `protobuf:"varint,11,opt,name=created_extract_from,json=createdExtractFrom,proto3,enum=rssalchemy.ExtractFrom" json:"created_extract_from"`
-	SelectorContent     string                 `protobuf:"bytes,8,opt,name=selector_content,json=selectorContent,proto3" json:"selector_content" validate:"omitempty,selector"`
+	CreatedAttributeName string                 `protobuf:"bytes,12,opt,name=created_attribute_name,json=createdAttributeName,proto3" json:"created_attribute_name"`
-	SelectorEnclosure   string                 `protobuf:"bytes,9,opt,name=selector_enclosure,json=selectorEnclosure,proto3" json:"selector_enclosure" validate:"selector"`
+	SelectorContent      string                 `protobuf:"bytes,8,opt,name=selector_content,json=selectorContent,proto3" json:"selector_content" validate:"omitempty,selector"`
-	CacheLifetime       string                 `protobuf:"bytes,10,opt,name=cache_lifetime,json=cacheLifetime,proto3" json:"cache_lifetime"`
+	SelectorEnclosure    string                 `protobuf:"bytes,9,opt,name=selector_enclosure,json=selectorEnclosure,proto3" json:"selector_enclosure" validate:"selector"`
-	unknownFields       protoimpl.UnknownFields
+	CacheLifetime        string                 `protobuf:"bytes,10,opt,name=cache_lifetime,json=cacheLifetime,proto3" json:"cache_lifetime"`
-	sizeCache           protoimpl.SizeCache
+	unknownFields        protoimpl.UnknownFields
+	sizeCache            protoimpl.SizeCache
 }
 
 func (x *Specs) Reset() {
@@ -171,6 +172,13 @@ func (x *Specs) GetCreatedExtractFrom() ExtractFrom {
 	return ExtractFrom_InnerText
 }
 
+func (x *Specs) GetCreatedAttributeName() string {
+	if x != nil {
+		return x.CreatedAttributeName
+	}
+	return ""
+}
+
 func (x *Specs) GetSelectorContent() string {
 	if x != nil {
 		return x.SelectorContent
@@ -198,7 +206,7 @@ var file_proto_specs_proto_rawDesc = string([]byte{
 	0x0a, 0x11, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x73, 0x70, 0x65, 0x63, 0x73, 0x2e, 0x70, 0x72,
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 	0x0a, 0x03, 0x75, 0x72, 0x6c, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x42, 0x1e, 0x9a, 0x84, 0x9e,
 	0x03, 0x19, 0x6a, 0x73, 0x6f, 0x6e, 0x3a, 0x22, 0x75, 0x72, 0x6c, 0x22, 0x20, 0x76, 0x61, 0x6c,
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@@ -243,28 +251,34 @@ var file_proto_specs_proto_rawDesc = string([]byte{
 	0x42, 0x20, 0x9a, 0x84, 0x9e, 0x03, 0x1b, 0x6a, 0x73, 0x6f, 0x6e, 0x3a, 0x22, 0x63, 0x72, 0x65,
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 })
 
 var (

proto/specs.proto

@@ -21,6 +21,7 @@ message Specs {
 
   string selector_created = 7 [(tagger.tags) = "json:\"selector_created\" validate:\"selector\""];
   ExtractFrom created_extract_from = 11 [(tagger.tags) = "json:\"created_extract_from\""];
+  string created_attribute_name = 12 [(tagger.tags) = "json:\"created_attribute_name\""];
 
   string selector_content = 8 [(tagger.tags) = "json:\"selector_content\" validate:\"omitempty,selector\""];
   string selector_enclosure = 9 [(tagger.tags) = "json:\"selector_enclosure\" validate:\"selector\""];