minigame

node_modules/@testim/chrome-version/chrome-finder/linux.js

@@ -0,0 +1,112 @@
+const { execSync, execFileSync } = require('child_process');
+const path = require('path').posix;
+const fs = require('fs');
+const { canAccess, sort, isExecutable, newLineRegex } = require('./util');
+
+
+function findChromeExecutablesForLinuxDesktop(folder, includeChromium = false) {
+  const argumentsRegex = /(^[^ ]+).*/; // Take everything up to the first space
+  const chromeExecRegex = '^Exec=\/.*\/(google|chrome' + (includeChromium ? '|chromium' : '') + ')-.*';
+
+  let installations = [];
+  if (canAccess(folder)) {
+    // Output of the grep & print looks like:
+    //    /opt/google/chrome/google-chrome --profile-directory
+    //    /home/user/Downloads/chrome-linux/chrome-wrapper %U
+    let execPaths;
+    execPaths = execSync(`find "${folder}" -type f -exec grep -E "${chromeExecRegex}" "{}" \\; | awk -F '=' '{print $2}'`);
+
+    execPaths = execPaths
+      .toString()
+      .split(newLineRegex)
+      .map((execPath) => execPath.replace(argumentsRegex, '$1'));
+
+    execPaths.forEach((execPath) => canAccess(execPath) && installations.push(execPath));
+  }
+
+  return installations;
+}
+
+function findChromeExecutablesForLinux(validChromePaths, includeChromium = false) {
+  const executables = [
+    'google-chrome-stable',
+    'google-chrome',
+    ... includeChromium ? ['chromium', 'chromium-browser', 'chromium/chrome'] : []  // chromium/chrome is for toradex machines where "chromium" is a directory. seen on Angstrom v2016.12
+  ];
+
+  return executables.map(executable => {
+    const existingPaths = validChromePaths.map(possiblePath => {
+      try {
+        const chromePathToTest = possiblePath + '/' + executable;
+        if (fs.existsSync(chromePathToTest) && canAccess(chromePathToTest) && isExecutable(chromePathToTest)) {
+          return [ chromePathToTest ];
+        }
+      } catch (err) {
+        // not installed on this path or inaccessible
+      }
+      return [];
+    }).reduce((acc, val) => acc.concat(val), []); //.filter((foundChromePath) => foundChromePath);
+
+    // skip asking "which" command if the binary was found by searching the known paths.
+    if (existingPaths && existingPaths.length > 0) {
+      return existingPaths;
+    }
+
+    try {
+      const chromePath = execFileSync('which', [executable]).toString().split(newLineRegex)[0];
+      if (canAccess(chromePath)) {
+        return [ chromePath ];
+      }
+    } catch (err) {
+      // cmd which not installed.
+    }
+
+    return [];
+
+  }).reduce((acc, val) => acc.concat(val), []);
+}
+
+/**
+ * Look for linux executables in 2 ways
+ * 1. Look into the directories where .desktop are saved on gnome based distro's
+ * 2. Look for google-chrome-stable and google-chrome executables by using the which command
+ * If includeChromium is set, also look for chromium, chromium-browser, and chromium/chrome executables by using the which command
+ */
+function linux(includeChromium = false) {
+  let installations = [];
+
+  // 1. Look into the directories where .desktop are saved on gnome based distro's
+  const desktopInstallationFolders = [
+    path.join(require('os').homedir(), '.local/share/applications/'),
+    '/usr/share/applications/',
+  ];
+  desktopInstallationFolders.forEach(folder => {
+    installations = installations.concat(findChromeExecutablesForLinuxDesktop(folder, includeChromium));
+  });
+
+  // 2. Look for google-chrome-stable and google-chrome (and optionally chromium, chromium-browser, and chromium-chrome) executables by using the which command
+  // see http://tldp.org/LDP/Linux-Filesystem-Hierarchy/html/
+  const validChromePaths = [
+    '/usr/bin',
+    '/usr/local/bin',
+    '/usr/sbin',
+    '/usr/local/sbin',
+    '/opt/bin',
+    '/usr/bin/X11',
+    '/usr/X11R6/bin'
+  ];
+  installations = installations.concat(findChromeExecutablesForLinux(validChromePaths, includeChromium));
+
+  const priorities = [
+    { regex: /chromium$/, weight: 52 },
+    { regex: /chrome-wrapper$/, weight: 51 },
+    { regex: /google-chrome-stable$/, weight: 50 },
+    { regex: /google-chrome$/, weight: 49 },
+    { regex: /chromium-browser$/, weight: 48 },
+    { regex: /chrome$/, weight: 47 },
+  ];
+
+  return sort(Array.from(new Set(installations.filter(Boolean))), priorities);
+}
+
+module.exports = linux;