Enable advanced search with query_string

src/static/js/search.js

@@ -511,8 +511,8 @@ function search(after = null) {
         searchResults.appendChild(preload);
     }
 
-    let query = searchBar.value;
-    let empty = query === "";
+    let searchBarValue = searchBar.value;
+    let empty = searchBarValue === "";
     let condition = empty ? "should" : "must";
     let filters = [
         {range: {size: {gte: size_min, lte: size_max}}},
@@ -561,19 +561,32 @@ function search(after = null) {
         filters.push({range: {mtime: {lte: date_max}}})
     }
 
+    let query;
+    if (CONF.options.queryMode === "simple") {
+        query = {
+            simple_query_string: {
+                query: searchBarValue,
+                fields: fields,
+                default_operator: "and"
+            }
+        }
+    } else {
+        query = {
+            query_string: {
+                query: searchBarValue,
+                default_field: "name",
+                default_operator: "and"
+            }
+        }
+    }
+
     let q = {
         "_source": {
             excludes: ["content", "_tie"]
         },
         query: {
             bool: {
-                [condition]: {
-                    simple_query_string: {
-                        query: query,
-                        fields: fields,
-                        default_operator: "and"
-                    }
-                },
+                [condition]: query,
                 filter: filters
             }
         },
@@ -611,7 +624,9 @@ function search(after = null) {
         }
     }
 
-    $.jsonPost("es", q).then(searchResult => {
+    const showError = CONF.options.queryMode === "advanced";
+
+    $.jsonPost("es", q, showError).then(searchResult => {
         let hits = searchResult["hits"]["hits"];
         if (hits) {
             lastDoc = hits[hits.length - 1];
@@ -645,7 +660,25 @@ function search(after = null) {
         reachedEnd = hits.length !== SIZE;
         insertHits(resultContainer, hits);
         searchBusy = false;
+    }).fail(() => {
+        searchBusy = false;
+        if (!after) {
+            preload.remove();
+        }
+
+        console.log("QUERY:")
+        console.log(q)
+        $.toast({
+            heading: "Query error",
+            text: "Could not parse or execute query, please check the Advanced search documentation. " +
+                "See server logs for more information.",
+            stack: false,
+            bgColor: "#FF8F00",
+            textColor: "#FFF3E0",
+            position: 'bottom-right',
+            hideAfter: false
         });
+    })
 }
 
 

src/static/js/util.js

@@ -102,7 +102,8 @@ const _defaults = {
     treemapSize: "large",
     suggestPath: true,
     fragmentSize: 100,
-    columns: 5
+    columns: 5,
+    queryMode: "simple"
 };
 
 function loadSettings() {
@@ -120,6 +121,7 @@ function loadSettings() {
     $("#settingSuggestPath").prop("checked", CONF.options.suggestPath);
     $("#settingFragmentSize").val(CONF.options.fragmentSize);
     $("#settingColumns").val(CONF.options.columns);
+    $("#settingQueryMode").val(CONF.options.queryMode);
 }
 
 function Settings() {
@@ -127,6 +129,7 @@ function Settings() {
 
     this._onUpdate = function () {
         $("#fuzzyToggle").prop("checked", this.options.fuzzy);
+        $("#searchBar").attr("placeholder", this.options.queryMode === "simple" ? "Search" : "Advanced search");
         updateColumnStyle();
     };
 
@@ -165,6 +168,7 @@ function updateSettings() {
     CONF.options.suggestPath = $("#settingSuggestPath").prop("checked");
     CONF.options.fragmentSize = $("#settingFragmentSize").val();
     CONF.options.columns = $("#settingColumns").val();
+    CONF.options.queryMode = $("#settingQueryMode").val();
     CONF.save();
 
     if (typeof searchDebounced !== "undefined") {
@@ -187,14 +191,16 @@ function updateSettings() {
     });
 }
 
-jQuery["jsonPost"] = function (url, data) {
+jQuery["jsonPost"] = function (url, data, showError = true) {
     return jQuery.ajax({
         url: url,
         type: "post",
         data: JSON.stringify(data),
         contentType: "application/json"
     }).fail(err => {
+        if (showError) {
             showEsError();
+        }
         console.log(err);
     });
 };

src/static/search.html

@@ -120,6 +120,8 @@
                 </div>
                 <div class="modal-body">
 
+                    <h2>Simple search</h2>
+
                     <table class="table">
                         <tbody>
                         <tr>
@@ -168,6 +170,12 @@
                     <p>For more information, see <a target="_blank"
                                                     href="//www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-simple-query-string-query.html">Elasticsearch
                         documentation</a></p>
+
+                    <h2>Advanced search</h2>
+                    <p>For documentation about the advanced search mode, see <a target="_blank"
+                                                                                href="//www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-query-string-query.html#query-string-syntax">Elasticsearch
+                        documentation</a></p>
+
                 </div>
             </div>
         </div>
@@ -207,10 +215,16 @@
 
                     <br/>
                     <div class="form-group">
-                        <input type="number" class="form-control" id="settingFragmentSize">
                         <label for="settingFragmentSize">Highlight context size in characters</label>
+                        <input type="number" class="form-control" id="settingFragmentSize">
                     </div>
 
+                    <label for="settingQueryMode">Search mode</label>
+                    <select id="settingQueryMode" class="form-control form-control-sm">
+                        <option value="simple">Simple</option>
+                        <option value="advanced">Advanced</option>
+                    </select>
+
                     <label for="settingDisplay">Display</label>
                     <select id="settingDisplay" class="form-control form-control-sm">
                         <option value="grid">Grid</option>

src/static/stats.html

@@ -84,10 +84,16 @@
 
                 <br/>
                 <div class="form-group">
-                    <input type="number" class="form-control" id="settingFragmentSize">
                     <label for="settingFragmentSize">Highlight context size in characters</label>
+                    <input type="number" class="form-control" id="settingFragmentSize">
                 </div>
 
+                <label for="settingQueryMode">Search mode</label>
+                <select id="settingQueryMode" class="form-control form-control-sm">
+                    <option value="simple">Simple</option>
+                    <option value="advanced">Advanced</option>
+                </select>
+
                 <label for="settingDisplay">Display</label>
                 <select id="settingDisplay" class="form-control form-control-sm">
                     <option value="grid">Grid</option>