Problem: search does not work with dates and tags

Solution: add search for tags and dates

editor/src/index.js

@@ -34,7 +34,7 @@ $(document).on('keydown', '.keyboard-list', function (event) {
 $(document).on('keydown', '#search-input', function (event) {
     let $ac = $('#autocomplete:visible');
     if (event.key === 'Escape') {
-        $(this).val('');
+        $(this).val('').removeClass('is-error');
 
         if ($ac.length) {
             $ac.fadeOut();

editor/src/search.js

@@ -8,10 +8,16 @@ function search(element) {
         element: element,
         search(query) {
             element.classList.add('is-loading')
+            let result;
             return startQuery(query)
                 .then(res => {
-                    element.classList.remove('is-loading')
+                    element.classList.remove('is-loading', 'is-error')
+                    result = res
                     return res
+                }).catch(e => {
+                    console.log(e)
+                    element.classList.add('is-error')
+                    return result || []
                 })
         }
     }

editor/src/styles.scss

@@ -607,3 +607,10 @@ input.input-line, input.input-line:active {
 .tab-page.tab-active {
     display: block;
 }
+.search.input {
+  border: none;
+  padding: 2px;
+}
+.search.input.is-error {
+  outline: red solid 4px;
+}

go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/cznic/b v0.0.0-20181122101859-a26611c4d92d // indirect
 	github.com/cznic/mathutil v0.0.0-20181122101859-297441e03548 // indirect
 	github.com/cznic/strutil v0.0.0-20181122101858-275e90344537 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/facebookgo/ensure v0.0.0-20200202191622-63f1cf65ac4c // indirect
 	github.com/facebookgo/stack v0.0.0-20160209184415-751773369052 // indirect
 	github.com/facebookgo/subset v0.0.0-20200203212716-c811ad88dec4 // indirect

link/parser.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"html/template"
 	"io"
+	"log"
 	"strings"
 )
 
@@ -76,6 +77,24 @@ func formatTitle(w io.Writer, input string, root Tree, indent int) {
 	}
 }
 
+func findAllLinks(input string, root Tree) []string {
+	var links []string
+	typ := root.cur.typ
+	if typ == "link" {
+		links = append(links, root.children[1].text(input))
+	}
+	for _, c := range root.children {
+		links = append(links, findAllLinks(input, c)...)
+	}
+	return links
+}
+
+func FindAllLinks(input string) []string {
+	var p Parser
+	root := p.Parse(input)
+	return findAllLinks(input, root)
+}
+
 func FormatHtmlTitle(input string) template.HTML {
 	p := Parser{}
 	root := p.Parse(input)
@@ -87,13 +106,16 @@ func FormatHtmlTitle(input string) template.HTML {
 func (p *Parser) Parse(input string) Tree {
 	p.stack = append(p.stack, Tree{})
 
+	limit := 1000
+
 	i := 0
 
 	p.pushMarker(i)
-	for i < len(input) {
+	for i < len(input) && limit > 0 {
 		p.pushMarker(i)
 		for i < len(input) && (input[i] != '[' && input[i] != ']') {
 			i++
+			limit--
 		}
 		p.popMarker(i, "text")
 		if i+2 <= len(input) && input[i:i+2] == "[[" {
@@ -109,8 +131,13 @@ func (p *Parser) Parse(input string) Tree {
 			p.popMarker(i, "end link tag")
 			p.popMarker(i, "link")
 		}
+		limit--
 	}
 	p.popMarker(i, "full text")
 
+	if limit == 0 {
+		log.Println("LIMIT REACHED: ", input)
+	}
+
 	return p.output()
 }

link/parser_test.go

@@ -25,15 +25,31 @@ import (
 )
 
 func TestFormatHtmlTitle(t *testing.T) {
-
 	tests := []struct {
 		input, output string
 	}{
 		{input: "hello", output: "hello"},
 		{input: "hello [[world]]", output: `hello <a href="world">[[world]]</a>`},
+		{input: "hello [[world]] end", output: `hello <a href="world">[[world]]</a> end`},
+		{input: "hello [[world [[current stuff]] here]] end", output: `hello <a href="world [[current stuff]] here">[[world [[current stuff]] here]]</a> end`},
 	}
 	for _, test := range tests {
 		s := FormatHtmlTitle(test.input)
 		assert.Equal(t, test.output, string(s))
 	}
 }
+func TestFindAllLinks(t *testing.T) {
+	tests := []struct {
+		input  string
+		output []string
+	}{
+		{input: "hello", output: nil},
+		{input: "hello [[world]]", output: []string{"world"}},
+		{input: "hello [[world]] end", output: []string{"world"}},
+		{input: "hello [[world [[current stuff]] here]] end", output: []string{"world [[current stuff]] here", "current stuff"}},
+	}
+	for _, test := range tests {
+		links := FindAllLinks(test.input)
+		assert.Equal(t, test.output, links)
+	}
+}

main.go

@@ -1261,9 +1261,9 @@ func createSearchIndex(dataDir, indexName string) (bleve.Index, error) {
 		indexMapping := bleve.NewIndexMapping()
 		documentMapping := bleve.NewDocumentMapping()
 
-		nameFieldMapping := bleve.NewTextFieldMapping()
-		nameFieldMapping.Store = true
-		documentMapping.AddFieldMappingsAt("name", nameFieldMapping)
+		pageFieldMapping := bleve.NewTextFieldMapping()
+		pageFieldMapping.Store = true
+		documentMapping.AddFieldMappingsAt("page", pageFieldMapping)
 
 		titleFieldMapping := bleve.NewTextFieldMapping()
 		titleFieldMapping.Store = true
@@ -1273,6 +1273,15 @@ func createSearchIndex(dataDir, indexName string) (bleve.Index, error) {
 		linkFieldMapping.Store = true
 		documentMapping.AddFieldMappingsAt("link", linkFieldMapping)
 
+		textFieldMapping := bleve.NewTextFieldMapping()
+		textFieldMapping.Store = true
+		documentMapping.AddFieldMappingsAt("text", textFieldMapping)
+
+		dateFieldMapping := bleve.NewDateTimeFieldMapping()
+		dateFieldMapping.Store = false
+		dateFieldMapping.Index = true
+		documentMapping.AddFieldMappingsAt("date", dateFieldMapping)
+
 		indexMapping.AddDocumentMapping("block", documentMapping)
 
 		searchIndex, err := bleve.New(indexDir, indexMapping)

search.go

@@ -25,9 +25,11 @@ import (
 	"net/http"
 	"os"
 	"strings"
+	"time"
 
 	"github.com/blevesearch/bleve/v2"
 	"github.com/blevesearch/bleve/v2/mapping"
+	"github.com/davecgh/go-spew/spew"
 	"github.com/iancoleman/strcase"
 )
 
@@ -53,6 +55,7 @@ type searchObject struct {
 	Refs   []nameLine             `json:"refs"`
 	Meta   map[string]interface{} `json:"meta"`
 	Links  []ParsedLink           `json:"links"`
+	Dates  []time.Time            `json:"dates"`
 }
 
 func NewSearchHandler(searchIndex bleve.Index) (http.Handler, error) {
@@ -104,6 +107,9 @@ func (s *searchHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 		if r.PostForm.Get("reset") == "1" {
+			var sw stopwatch
+			sw.Start("full reset")
+			defer sw.Stop()
 
 			refs := make(Refs)
 			mp := NewFilePages("data", nil)
@@ -122,6 +128,8 @@ func (s *searchHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 				}
 			}
 
+			sw.Lap("save blocks from pages")
+
 			// Reload all pages
 			pages, err = mp.AllPages()
 			if err != nil {
@@ -138,21 +146,23 @@ func (s *searchHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 				}
 			}
 
-			log.Println("saveLinks")
+			sw.Lap("process backrefs for pages")
+
 			err = saveLinks(mp)
 			if err != nil {
 				log.Printf("error while saving links %v", err)
 				http.Error(w, err.Error(), 500)
 				return
 			}
+			sw.Lap("save links")
 
-			log.Println("saveBackrefs")
 			err = saveBackrefs("data/backrefs.json", refs)
 			if err != nil {
 				log.Printf("error while saving backrefs %v", err)
 				http.Error(w, err.Error(), 500)
 				return
 			}
+			sw.Lap("save backrefs")
 
 			err = os.RemoveAll("data/_tmp_index")
 			if err != nil {
@@ -161,28 +171,12 @@ func (s *searchHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 				return
 			}
 
-			index, err := createSearchIndex("data", "_tmp_index")
+			_, err = createSearchIndex("data", "_tmp_index")
 			if err != nil {
 				http.Error(w, err.Error(), 500)
 				return
 			}
 
-			for _, page := range pages {
-				searchObjects, err := createSearchObjects(page.Name)
-				if err != nil {
-					log.Printf("error while creating search object %s: %v", page.Title, err)
-					continue
-				}
-
-				for _, so := range searchObjects {
-					err = index.Index(so.ID, so)
-					if err != nil {
-						log.Printf("error while indexing %s: %v", page.Title, err)
-						continue
-					}
-				}
-			}
-
 			err = os.Rename("data/_page-index", "data/_page-index-old")
 			if err != nil {
 				log.Printf("error while resetting index: %v", err)
@@ -201,6 +195,7 @@ func (s *searchHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 				http.Error(w, err.Error(), 500)
 				return
 			}
+			sw.Lap("indexing")
 
 			enc := json.NewEncoder(w)
 			enc.SetIndent("", "    ")
@@ -219,7 +214,7 @@ func (s *searchHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	sr := bleve.NewSearchRequest(q)
 	sr.IncludeLocations = false
 	sr.Size = 25
-	sr.Fields = []string{"page", "title", "text"}
+	sr.Fields = []string{"page", "title", "text", "date"}
 	sr.Highlight = bleve.NewHighlightWithStyle("html")
 	sr.Highlight.AddField("text")
 	results, err := s.searchIndex.Search(sr)
@@ -239,7 +234,9 @@ type pageBlock struct {
 	Title string      `json:"title"`
 	Page  string      `json:"page"`
 	Text  string      `json:"text"`
-	Link  string `json:"link"`
+	Link  []string    `json:"link"`
+	Tag   []string    `json:"tag"`
+	Date  []time.Time `json:"date"`
 }
 
 func (p pageBlock) Type() string {
@@ -247,6 +244,7 @@ func (p pageBlock) Type() string {
 }
 
 func createSearchObjects(rootBlockID string) ([]pageBlock, error) {
+	log.Println("createSearchObjects", rootBlockID)
 	blocks, err := loadBlocks("data", rootBlockID)
 	if err != nil {
 		return nil, err
@@ -262,32 +260,49 @@ func createSearchObjects(rootBlockID string) ([]pageBlock, error) {
 
 		links, err := ParseLinks(current, blocks.Texts[current])
 		if err != nil {
-			continue
+			log.Println("ParseLinks", err)
+			links = nil
 		}
 
-		if len(links) == 0 {
-			pageBlocks = append(pageBlocks, pageBlock{
-				ID:    current,
-				Title: blocks.Texts[blocks.PageID],
-				Page:  blocks.PageID,
-				Text:  blocks.Texts[current],
-				Link:  "",
-			})
-		} else {
+		var linkNames []string
 		for _, link := range links {
+			linkNames = append(linkNames, link.Name)
+		}
+
+		tags, err := ParseTags(blocks.Texts[current])
+		if err != nil {
+			log.Println("ParseTags", err)
+			tags = nil
+		}
+
+		dates, err := ParseDates(blocks.Texts[current])
+		if err != nil {
+			log.Println("ParseDates", err)
+			dates = nil
+		}
+
+		pageDate, err := ParseDatePageName(blocks.Texts[blocks.PageID])
+		if err == nil {
+			dates = append(dates, pageDate)
+		}
+
 		pageBlocks = append(pageBlocks, pageBlock{
 			ID:    current,
 			Title: blocks.Texts[blocks.PageID],
 			Page:  blocks.PageID,
 			Text:  blocks.Texts[current],
-					Link:  link.Name,
+			Link:  linkNames,
+			Tag:   tags,
+			Date:  dates,
 		})
-			}
-		}
 
 		queue = append(queue, blocks.Children[current]...)
 	}
 
+	if rootBlockID == "Henk_Stuifzand" {
+		spew.Dump(pageBlocks)
+	}
+
 	return pageBlocks, nil
 }
 
@@ -400,9 +415,19 @@ func createStructuredFormat(page Page) (searchObject, error) {
 			}
 
 			so.Links = append(so.Links, links...)
+
+			dates, err := ParseDates(li.Text)
+			if err != nil {
+				dates = nil
+			}
+			so.Dates = append(so.Dates, dates...)
 		}
 	}
 
+	date, err := ParseDatePageName(so.Title)
+	if err == nil {
+		so.Dates = append(so.Dates, date)
+	}
 	// merge up
 	for len(parents) > 1 {
 		par := parents[len(parents)-1]

util.go

@@ -29,6 +29,8 @@ import (
 	"strconv"
 	"strings"
 	"time"
+
+	"p83.nl/go/wiki/link"
 )
 
 var (
@@ -70,6 +72,25 @@ func RandStringBytes(n int) string {
 	return string(b)
 }
 
+type DateLink struct {
+	Link string
+	Date time.Time
+}
+
+func ParseDates(content string) ([]time.Time, error) {
+	links := link.FindAllLinks(content)
+	var result []time.Time
+	for _, linkName := range links {
+		date, err := ParseDatePageName(linkName)
+		if err != nil {
+			continue
+		}
+		result = append(result, date)
+	}
+
+	return result, nil
+}
+
 func ParseLinks(blockId string, content string) ([]ParsedLink, error) {
 	hrefRE := regexp.MustCompile(`(#?\[\[\s*([^\]]+)\s*\]\])`)
 	// keywordsRE := regexp.MustCompile(`(\w+)::`)
@@ -110,6 +131,29 @@ func ParseLinks(blockId string, content string) ([]ParsedLink, error) {
 	return result, nil
 }
 
+func ParseTags(content string) ([]string, error) {
+	hrefRE := regexp.MustCompile(`(#\[\[\s*([^\]]+)\s*\]\])`)
+
+	scanner := bufio.NewScanner(strings.NewReader(content))
+	scanner.Split(bufio.ScanLines)
+
+	var result []string
+
+	for scanner.Scan() {
+		line := scanner.Text()
+		links := hrefRE.FindAllStringSubmatch(line, -1)
+		for _, matches := range links {
+			link := matches[0]
+			link = strings.TrimPrefix(link, "#[[")
+			link = strings.TrimSuffix(link, "]]")
+			link = strings.TrimSpace(link)
+			result = append(result, link)
+		}
+	}
+
+	return result, nil
+}
+
 func cleanNameURL(name string) string {
 	return strings.Replace(name, " ", "_", -1)
 }
@@ -120,14 +164,23 @@ func cleanTitle(name string) string {
 
 type stopwatch struct {
 	start   time.Time
+	lastLap time.Time
 	label   string
 }
 
 func (sw *stopwatch) Start(label string) {
 	sw.start = time.Now()
+	sw.lastLap = time.Now()
 	sw.label = label
 }
 
+func (sw *stopwatch) Lap(label string) {
+	now := time.Now()
+	d := now.Sub(sw.lastLap)
+	log.Printf("%-20s: %s\n", label, d.String())
+	sw.lastLap = now
+}
+
 func (sw *stopwatch) Stop() {
 	endTime := time.Now()
 	d := endTime.Sub(sw.start)
@@ -176,7 +229,7 @@ func parseMonth(month string) (time.Month, error) {
 }
 
 func ParseDatePageName(name string) (time.Time, error) {
-	if matches := niceDateParseRE.FindStringSubmatch(name); matches != nil {
+	if matches := niceDateParseRE.FindStringSubmatch(strings.Replace(name, " ", "_", -1)); matches != nil {
 		day, err := strconv.Atoi(matches[1])
 		if err != nil {
 			return time.Time{}, fmt.Errorf("%q: %s: %w", name, err, ParseFailed)
@@ -189,7 +242,7 @@ func ParseDatePageName(name string) (time.Time, error) {
 		if err != nil {
 			return time.Time{}, fmt.Errorf("%q: %s: %w", name, err, ParseFailed)
 		}
-		return time.Date(year, month, day, 0, 0, 0, 0, time.Local), nil
+		return time.Date(year, month, day, 0, 0, 0, 0, time.UTC), nil
 	}
 	return time.Time{}, fmt.Errorf("%q: invalid syntax: %w", name, ParseFailed)
 }