[ADD] web: Library to make fuzzy searches

https://github.com/mattyork/fuzzy
2016-04-27 14:14:54 +02:00
parent 0c261c91e1
commit f321466a69
3 changed files with 164 additions and 0 deletions
@@ -0,0 +1,22 @@
+Copyright (c) 2012 Matt York
+
+Permission is hereby granted, free of charge, to any person
+obtaining a copy of this software and associated documentation
+files (the "Software"), to deal in the Software without
+restriction, including without limitation the rights to use,
+copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following
+conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
@@ -0,0 +1,141 @@
+/*
+ * Fuzzy
+ * https://github.com/myork/fuzzy
+ *
+ * Copyright (c) 2012 Matt York
+ * Licensed under the MIT license.
+ */
+
+(function() {
+
+var root = this;
+
+var fuzzy = {};
+
+// Use in node or in browser
+if (typeof exports !== 'undefined') {
+  module.exports = fuzzy;
+} else {
+  root.fuzzy = fuzzy;
+}
+
+// Return all elements of `array` that have a fuzzy
+// match against `pattern`.
+fuzzy.simpleFilter = function(pattern, array) {
+  return array.filter(function(string) {
+    return fuzzy.test(pattern, string);
+  });
+};
+
+// Does `pattern` fuzzy match `string`?
+fuzzy.test = function(pattern, string) {
+  return fuzzy.match(pattern, string) !== null;
+};
+
+// If `pattern` matches `string`, wrap each matching character
+// in `opts.pre` and `opts.post`. If no match, return null
+fuzzy.match = function(pattern, string, opts) {
+  opts = opts || {};
+  var patternIdx = 0
+    , result = []
+    , len = string.length
+    , totalScore = 0
+    , currScore = 0
+    // prefix
+    , pre = opts.pre || ''
+    // suffix
+    , post = opts.post || ''
+    // String to compare against. This might be a lowercase version of the
+    // raw string
+    , compareString =  opts.caseSensitive && string || string.toLowerCase()
+    , ch, compareChar;
+
+  pattern = opts.caseSensitive && pattern || pattern.toLowerCase();
+
+  // For each character in the string, either add it to the result
+  // or wrap in template if it's the next string in the pattern
+  for(var idx = 0; idx < len; idx++) {
+    ch = string[idx];
+    if(compareString[idx] === pattern[patternIdx]) {
+      ch = pre + ch + post;
+      patternIdx += 1;
+
+      // consecutive characters should increase the score more than linearly
+      currScore += 1 + currScore;
+    } else {
+      currScore = 0;
+    }
+    totalScore += currScore;
+    result[result.length] = ch;
+  }
+
+  // return rendered string if we have a match for every char
+  if(patternIdx === pattern.length) {
+    return {rendered: result.join(''), score: totalScore};
+  }
+
+  return null;
+};
+
+// The normal entry point. Filters `arr` for matches against `pattern`.
+// It returns an array with matching values of the type:
+//
+//     [{
+//         string:   '<b>lah' // The rendered string
+//       , index:    2        // The index of the element in `arr`
+//       , original: 'blah'   // The original element in `arr`
+//     }]
+//
+// `opts` is an optional argument bag. Details:
+//
+//    opts = {
+//        // string to put before a matching character
+//        pre:     '<b>'
+//
+//        // string to put after matching character
+//      , post:    '</b>'
+//
+//        // Optional function. Input is an entry in the given arr`,
+//        // output should be the string to test `pattern` against.
+//        // In this example, if `arr = [{crying: 'koala'}]` we would return
+//        // 'koala'.
+//      , extract: function(arg) { return arg.crying; }
+//    }
+fuzzy.filter = function(pattern, arr, opts) {
+  if(!arr || arr.length === 0) {
+    return []
+  }
+  if (typeof pattern !== 'string') {
+    return arr
+  }
+  opts = opts || {};
+  return arr
+    .reduce(function(prev, element, idx, arr) {
+      var str = element;
+      if(opts.extract) {
+        str = opts.extract(element);
+      }
+      var rendered = fuzzy.match(pattern, str, opts);
+      if(rendered != null) {
+        prev[prev.length] = {
+            string: rendered.rendered
+          , score: rendered.score
+          , index: idx
+          , original: element
+        };
+      }
+      return prev;
+    }, [])
+
+    // Sort by score. Browsers are inconsistent wrt stable/unstable
+    // sorting, so force stable by using the index in the case of tie.
+    // See http://ofb.net/~sethml/is-sort-stable.html
+    .sort(function(a,b) {
+      var compare = b.score - a.score;
+      if(compare) return compare;
+      return a.index - b.index;
+    });
+};
+
+
+}());
@@ -117,6 +117,7 @@
        <script type="text/javascript" src="/web/static/lib/nvd3/d3.v3.js"></script>
        <script type="text/javascript" src="/web/static/lib/nvd3/nv.d3.js"></script>
        <script type="text/javascript" src="/web/static/lib/backbone/backbone.js"></script>
+        <script type="text/javascript" src="/web/static/lib/fuzzy-master/fuzzy.js"></script>

        <script type="text/javascript" charset="utf-8">
            odoo._modules = <t t-raw="get_modules_order()"/>;