Merge pull request #3262 from kabel/version-detect-php

Add version detection support for php URL

Library/Homebrew/test/version_spec.rb

@@ -649,6 +649,11 @@ describe Version do
         .to be_detected_from("ftp://gcc.gnu.org/pub/gcc/snapshots/6-20151227/gcc-6-20151227.tar.bz2")
     end
 
+    specify "semver in middle of URL" do
+      expect(Version.create("7.1.10"))
+        .to be_detected_from("https://php.net/get/php-7.1.10.tar.gz/from/this/mirror")
+    end
+
     specify "from URL" do
       expect(Version.create("1.2.3"))
         .to be_detected_from("http://github.com/foo/bar.git", tag: "v1.2.3")

Library/Homebrew/version.rb

@@ -456,6 +456,10 @@ class Version
     # e.g. http://www.ijg.org/files/jpegsrc.v8d.tar.gz
     m = /\.v(\d+[a-z]?)/.match(stem)
     return m.captures.first unless m.nil?
+
+    # e.g. https://secure.php.net/get/php-7.1.10.tar.bz2/from/this/mirror
+    m = /[-.vV]?((?:\d+\.)+\d+(?:[-_.]?(?i:alpha|beta|pre|rc)\.?\d{,2})?)/.match(spec_s)
+    return m.captures.first unless m.nil?
   end
 end