Changeset 26 in code

Timestamp:

Aug 30, 2015, 12:42:22 PM (10 years ago)

Author:

zaitsev.serge

Message:

added word count and time to read functions

Location:

trunk

Files:

• zs.go (modified) (1 diff)
• zs_ext.go (modified) (3 diffs)

trunk/zs.go

@@ -305 +305 @@
         case "datefmt":
                 fmt.Println(DateFmt(args))
+        case "wc":
+                fmt.Println(WordCount(args))
+        case "timetoread":
+                fmt.Println(TimeToRead(args))
         default:
                 err := run(path.Join(ZSDIR, cmd), args, Vars{}, os.Stdout)

trunk/zs_ext.go

@@ -2 +2 @@
 
 import (
+        "bytes"
+        "os"
         "strconv"
         "strings"
@@ -7 +9 @@
 
         "github.com/drhodes/golorem"
+        "github.com/google/gxui/math"
+        "github.com/jaytaylor/html2text"
 )
 
@@ -71 +75 @@
         }
 }
+
+// zs wc <file> -- returns word count in the file (markdown, html or amber)
+func WordCount(args []string) int {
+        if os.Getenv("ZS_RECURSION") != "" {
+                return 0
+        }
+        if len(args) != 1 {
+                return 0
+        }
+        os.Setenv("ZS_RECURSION", "1")
+        out := &bytes.Buffer{}
+        if err := build(args[0], out, builtins(), globals()); err != nil {
+                return 0
+        }
+        if s, err := html2text.FromString(string(out.Bytes())); err != nil {
+                return 0
+        } else {
+                return len(strings.Fields(s))
+        }
+}
+
+// zs timetoread <file> -- returns number of minutes required to read the text
+func TimeToRead(args []string) int {
+        wc := WordCount(args)
+        return int(math.Round(float64(wc) / float64(200)))
+}