feature/custom browser command, resolves #4

README.md

@@ -46,7 +46,7 @@ You can even let `rofi-search` combine search results from multiple search engin
         so this information is not currently available when using this method
 - Use google's custom search engine API by setting `GOOGLE_API_KEY` & `GOOGLE_SEARCH_ID` env variables
 
-    - It can Search the entire web if you set enable it in settings
+    - It can Search the entire web if you enable it in settings
     - You will need to go to [https://cse.google.com/cse/all](https://cse.google.com/cse/all) and create your own google custom search engine.
         - Get `Search engine ID` from the settings panel  
          ![Preview](https://github.com/fogine/rofi-search/blob/master/search_engine_key.png)
@@ -103,6 +103,8 @@ Options
                 This can't be set in rofi theme
 - `ROFI_SEARCH_TIMEOUT` - integer - delay between last character typed and automatic search execution (default `500`ms)
 - `ROFI_SEARCH_DEBUG` - enables verbose logging if set to any value
+- `ROFI_SEARCH_CMD` - a command to execute when pressing `-kb-accept-entry` (`enter`) - defaults to `xdg-open`
+    - example: `export ROFI_SEARCH_CMD='google-chrome $URL'`
 
 ##### supported rofi actions
 

rofi-search

@@ -15,6 +15,7 @@ const $HOME = process.env.HOME;
 const $XDG_CACHE_HOME = process.env.XDG_CACHE_HOME;
 const TITLE_COLOR = process.env.TITLE_COLOR || '#3296c8';
 const ROFI_SEARCH_TIMEOUT = parseInt(process.env.ROFI_SEARCH_TIMEOUT) || 500;
+const ROFI_SEARCH_CMD = process.env.ROFI_SEARCH_CMD;
 
 const CACHE_DIR_PATH = ($XDG_CACHE_HOME || ($HOME + "/.cache")) + '/' + APP_NAME;
 const CACHE_FILE_PATH = `${CACHE_DIR_PATH}/last_search.json`;
@@ -674,8 +675,14 @@ function getPreferedSearchMethods() {
  * @return stdout
  */
 function xdgOpen(url) {
-    const xdgOpen = child_process.spawn('xdg-open', [url]);
-    xdgOpen.on('close', exit);
+    if (ROFI_SEARCH_CMD) {
+        child_process.exec(ROFI_SEARCH_CMD, {
+            env: Object.assign({URL: url}, process.env)
+        }, exit);
+    } else {
+        const xdgOpen = child_process.spawn('xdg-open', [url]);
+        xdgOpen.on('close', exit);
+    }
 }
 
 function exit() {