finalize php installation instructions, add script

php/README.md

@@ -10,10 +10,10 @@ INSTALL
 -------
  - On Mac OS X, install [homebrew][]. On Linux, install [linuxbrew][]. Run the following command to install gRPC.
 
-  ```sh
-  $ curl -fsSL https://goo.gl/getgrpc | bash -
-  ```
-  This will download and run the [gRPC install script][].
+   ```sh
+   $ curl -fsSL https://goo.gl/getgrpc | bash -s php
+   ```
+   This will download and run the [gRPC install script][] and compile the gRPC PHP extension.
 
  - Clone this repository
 
@@ -26,21 +26,9 @@ INSTALL
    ```
    $ cd grpc-common/php
    $ curl -sS https://getcomposer.org/installer | php
+   $ php composer.phar install
    ```
 
- - (Coming soon) Download the gRPC PECL extension
-
-   ```
-   Coming soon
-   ```
-
- - (Temporary workaround) Compile gRPC extension from source
-
-   ```
-   $ curl -fsSL https://goo.gl/getgrpc | bash -s php
-   ```
-
-
 TRY IT!
 -------
 
@@ -56,8 +44,7 @@ TRY IT!
 
    ```
    $ cd grpc-common/php
-   $ php composer.phar install
-   $ php -d extension=grpc.so greeter_client.php
+   $ ./run_greeter_client.sh
    ```
 
 NOTE

php/run_greeter_client.sh

@@ -0,0 +1,47 @@
+#!/bin/bash
+# Copyright 2015, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+set -e
+cd $(dirname $0)
+which brew >> /dev/null || { echo 'please make sure brew is in the PATH'; exit 1; }
+default_extension_dir=`php -i 2>/dev/null | grep extension_dir | sed 's/.*=> //g'`
+brew_home=`brew --prefix`
+module_dir=$brew_home/opt/grpc-php
+
+# sym-link in system supplied extensions
+for f in $default_extension_dir/*.so
+do
+  ln -s $f $module_dir/$(basename $f) &> /dev/null || true
+done
+
+php \
+  -d extension_dir=$module_dir \
+  -d extension=grpc.so \
+  greeter_client.php