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  77. 

  78. <pre><code><span id="1" class="l"><a href="#1">  1: </a><span class="xlang">&lt;?php</span>
    79. 

  79. </span><span id="2" class="l"><a href="#2">  2: </a><span class="php-comment">/*
    80. 

  80. </span></span><span id="3" class="l"><a href="#3">  3: </a><span class="php-comment"> *
    81. 

  81. </span></span><span id="4" class="l"><a href="#4">  4: </a><span class="php-comment"> * Copyright 2015, Google Inc.
    82. 

  82. </span></span><span id="5" class="l"><a href="#5">  5: </a><span class="php-comment"> * All rights reserved.
    83. 

  83. </span></span><span id="6" class="l"><a href="#6">  6: </a><span class="php-comment"> *
    84. 

  84. </span></span><span id="7" class="l"><a href="#7">  7: </a><span class="php-comment"> * Redistribution and use in source and binary forms, with or without
    85. 

  85. </span></span><span id="8" class="l"><a href="#8">  8: </a><span class="php-comment"> * modification, are permitted provided that the following conditions are
    86. 

  86. </span></span><span id="9" class="l"><a href="#9">  9: </a><span class="php-comment"> * met:
    87. 

  87. </span></span><span id="10" class="l"><a href="#10"> 10: </a><span class="php-comment"> *
    88. 

  88. </span></span><span id="11" class="l"><a href="#11"> 11: </a><span class="php-comment"> *     * Redistributions of source code must retain the above copyright
    89. 

  89. </span></span><span id="12" class="l"><a href="#12"> 12: </a><span class="php-comment"> * notice, this list of conditions and the following disclaimer.
    90. 

  90. </span></span><span id="13" class="l"><a href="#13"> 13: </a><span class="php-comment"> *     * Redistributions in binary form must reproduce the above
    91. 

  91. </span></span><span id="14" class="l"><a href="#14"> 14: </a><span class="php-comment"> * copyright notice, this list of conditions and the following disclaimer
    92. 

  92. </span></span><span id="15" class="l"><a href="#15"> 15: </a><span class="php-comment"> * in the documentation and/or other materials provided with the
    93. 

  93. </span></span><span id="16" class="l"><a href="#16"> 16: </a><span class="php-comment"> * distribution.
    94. 

  94. </span></span><span id="17" class="l"><a href="#17"> 17: </a><span class="php-comment"> *     * Neither the name of Google Inc. nor the names of its
    95. 

  95. </span></span><span id="18" class="l"><a href="#18"> 18: </a><span class="php-comment"> * contributors may be used to endorse or promote products derived from
    96. 

  96. </span></span><span id="19" class="l"><a href="#19"> 19: </a><span class="php-comment"> * this software without specific prior written permission.
    97. 

  97. </span></span><span id="20" class="l"><a href="#20"> 20: </a><span class="php-comment"> *
    98. 

  98. </span></span><span id="21" class="l"><a href="#21"> 21: </a><span class="php-comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
    99. 

  99. </span></span><span id="22" class="l"><a href="#22"> 22: </a><span class="php-comment"> * &quot;AS IS&quot; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
    100. 

  100. </span></span><span id="23" class="l"><a href="#23"> 23: </a><span class="php-comment"> * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
    101. 

  101. </span></span><span id="24" class="l"><a href="#24"> 24: </a><span class="php-comment"> * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
    102. 

  102. </span></span><span id="25" class="l"><a href="#25"> 25: </a><span class="php-comment"> * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    103. 

  103. </span></span><span id="26" class="l"><a href="#26"> 26: </a><span class="php-comment"> * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
    104. 

  104. </span></span><span id="27" class="l"><a href="#27"> 27: </a><span class="php-comment"> * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    105. 

  105. </span></span><span id="28" class="l"><a href="#28"> 28: </a><span class="php-comment"> * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    106. 

  106. </span></span><span id="29" class="l"><a href="#29"> 29: </a><span class="php-comment"> * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    107. 

  107. </span></span><span id="30" class="l"><a href="#30"> 30: </a><span class="php-comment"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    108. 

  108. </span></span><span id="31" class="l"><a href="#31"> 31: </a><span class="php-comment"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    109. 

  109. </span></span><span id="32" class="l"><a href="#32"> 32: </a><span class="php-comment"> *
    110. 

  110. </span></span><span id="33" class="l"><a href="#33"> 33: </a><span class="php-comment"> */</span>
    111. 

  111. </span><span id="34" class="l"><a href="#34"> 34: </a>
    112. 

  112. </span><span id="35" class="l"><a href="#35"> 35: </a><span class="php-keyword1">namespace</span> Grpc;
    113. 

  113. </span><span id="36" class="l"><a href="#36"> 36: </a>
    114. 

  114. </span><span id="37" class="l"><a href="#37"> 37: </a><span class="php-comment">/**
    115. 

  115. </span></span><span id="38" class="l"><a href="#38"> 38: </a><span class="php-comment"> * Base class for generated client stubs. Stub methods are expected to call
    116. 

  116. </span></span><span id="39" class="l"><a href="#39"> 39: </a><span class="php-comment"> * _simpleRequest or _streamRequest and return the result.
    117. 

  117. </span></span><span id="40" class="l"><a href="#40"> 40: </a><span class="php-comment"> */</span>
    118. 

  118. </span><span id="41" class="l"><a href="#41"> 41: </a><span class="php-keyword1">class</span> BaseStub
    119. 

  119. </span><span id="42" class="l"><a href="#42"> 42: </a>{
    120. 

  120. </span><span id="43" class="l"><a href="#43"> 43: </a>    <span class="php-keyword1">private</span> <span class="php-var">$hostname</span>;
    121. 

  121. </span><span id="44" class="l"><a href="#44"> 44: </a>    <span class="php-keyword1">private</span> <span class="php-var">$hostname_override</span>;
    122. 

  122. </span><span id="45" class="l"><a href="#45"> 45: </a>    <span class="php-keyword1">private</span> <span class="php-var">$channel</span>;
    123. 

  123. </span><span id="46" class="l"><a href="#46"> 46: </a>
    124. 

  124. </span><span id="47" class="l"><a href="#47"> 47: </a>    <span class="php-comment">// a callback function</span>
    125. 

  125. </span><span id="48" class="l"><a href="#48"> 48: </a>    <span class="php-keyword1">private</span> <span class="php-var">$update_metadata</span>;
    126. 

  126. </span><span id="49" class="l"><a href="#49"> 49: </a>
    127. 

  127. </span><span id="50" class="l"><a href="#50"> 50: </a>    <span class="php-comment">/**
    128. 

  128. </span></span><span id="51" class="l"><a href="#51"> 51: </a><span class="php-comment">     * @param string  $hostname
    129. 

  129. </span></span><span id="52" class="l"><a href="#52"> 52: </a><span class="php-comment">     * @param array   $opts
    130. 

  130. </span></span><span id="53" class="l"><a href="#53"> 53: </a><span class="php-comment">     *  - 'update_metadata': (optional) a callback function which takes in a
    131. 

  131. </span></span><span id="54" class="l"><a href="#54"> 54: </a><span class="php-comment">     * metadata array, and returns an updated metadata array
    132. 

  132. </span></span><span id="55" class="l"><a href="#55"> 55: </a><span class="php-comment">     *  - 'grpc.primary_user_agent': (optional) a user-agent string
    133. 

  133. </span></span><span id="56" class="l"><a href="#56"> 56: </a><span class="php-comment">     * @param Channel $channel An already created Channel object (optional)
    134. 

  134. </span></span><span id="57" class="l"><a href="#57"> 57: </a><span class="php-comment">     */</span>
    135. 

  135. </span><span id="58" class="l"><a href="#58"> 58: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> __construct(<span class="php-var">$hostname</span>, <span class="php-var">$opts</span>, Channel <span class="php-var">$channel</span> = <span class="php-keyword1">null</span>)
    136. 

  136. </span><span id="59" class="l"><a href="#59"> 59: </a>    {
    137. 

  137. </span><span id="60" class="l"><a href="#60"> 60: </a>        <span class="php-var">$ssl_roots</span> = <span class="php-keyword2">file_get_contents</span>(
    138. 

  138. </span><span id="61" class="l"><a href="#61"> 61: </a>            <span class="php-keyword2">dirname</span>(__FILE__).<span class="php-quote">'/../../../../etc/roots.pem'</span>);
    139. 

  139. </span><span id="62" class="l"><a href="#62"> 62: </a>        ChannelCredentials::setDefaultRootsPem(<span class="php-var">$ssl_roots</span>);
    140. 

  140. </span><span id="63" class="l"><a href="#63"> 63: </a>
    141. 

  141. </span><span id="64" class="l"><a href="#64"> 64: </a>        <span class="php-var">$this</span>-&gt;hostname = <span class="php-var">$hostname</span>;
    142. 

  142. </span><span id="65" class="l"><a href="#65"> 65: </a>        <span class="php-var">$this</span>-&gt;update_metadata = <span class="php-keyword1">null</span>;
    143. 

  143. </span><span id="66" class="l"><a href="#66"> 66: </a>        <span class="php-keyword1">if</span> (<span class="php-keyword1">isset</span>(<span class="php-var">$opts</span>[<span class="php-quote">'update_metadata'</span>])) {
    144. 

  144. </span><span id="67" class="l"><a href="#67"> 67: </a>            <span class="php-keyword1">if</span> (<span class="php-keyword2">is_callable</span>(<span class="php-var">$opts</span>[<span class="php-quote">'update_metadata'</span>])) {
    145. 

  145. </span><span id="68" class="l"><a href="#68"> 68: </a>                <span class="php-var">$this</span>-&gt;update_metadata = <span class="php-var">$opts</span>[<span class="php-quote">'update_metadata'</span>];
    146. 

  146. </span><span id="69" class="l"><a href="#69"> 69: </a>            }
    147. 

  147. </span><span id="70" class="l"><a href="#70"> 70: </a>            <span class="php-keyword1">unset</span>(<span class="php-var">$opts</span>[<span class="php-quote">'update_metadata'</span>]);
    148. 

  148. </span><span id="71" class="l"><a href="#71"> 71: </a>        }
    149. 

  149. </span><span id="72" class="l"><a href="#72"> 72: </a>        <span class="php-var">$package_config</span> = <span class="php-keyword2">json_decode</span>(
    150. 

  150. </span><span id="73" class="l"><a href="#73"> 73: </a>            <span class="php-keyword2">file_get_contents</span>(<span class="php-keyword2">dirname</span>(__FILE__).<span class="php-quote">'/../../composer.json'</span>), <span class="php-keyword1">true</span>);
    151. 

  151. </span><span id="74" class="l"><a href="#74"> 74: </a>        <span class="php-keyword1">if</span> (!<span class="php-keyword1">empty</span>(<span class="php-var">$opts</span>[<span class="php-quote">'grpc.primary_user_agent'</span>])) {
    152. 

  152. </span><span id="75" class="l"><a href="#75"> 75: </a>            <span class="php-var">$opts</span>[<span class="php-quote">'grpc.primary_user_agent'</span>] .= <span class="php-quote">' '</span>;
    153. 

  153. </span><span id="76" class="l"><a href="#76"> 76: </a>        } <span class="php-keyword1">else</span> {
    154. 

  154. </span><span id="77" class="l"><a href="#77"> 77: </a>            <span class="php-var">$opts</span>[<span class="php-quote">'grpc.primary_user_agent'</span>] = <span class="php-quote">''</span>;
    155. 

  155. </span><span id="78" class="l"><a href="#78"> 78: </a>        }
    156. 

  156. </span><span id="79" class="l"><a href="#79"> 79: </a>        <span class="php-keyword1">if</span> (!<span class="php-keyword1">empty</span>(<span class="php-var">$opts</span>[<span class="php-quote">'grpc.ssl_target_name_override'</span>])) {
    157. 

  157. </span><span id="80" class="l"><a href="#80"> 80: </a>            <span class="php-var">$this</span>-&gt;hostname_override = <span class="php-var">$opts</span>[<span class="php-quote">'grpc.ssl_target_name_override'</span>];
    158. 

  158. </span><span id="81" class="l"><a href="#81"> 81: </a>        }
    159. 

  159. </span><span id="82" class="l"><a href="#82"> 82: </a>        <span class="php-var">$opts</span>[<span class="php-quote">'grpc.primary_user_agent'</span>] .=
    160. 

  160. </span><span id="83" class="l"><a href="#83"> 83: </a>            <span class="php-quote">'grpc-php/'</span>.<span class="php-var">$package_config</span>[<span class="php-quote">'version'</span>];
    161. 

  161. </span><span id="84" class="l"><a href="#84"> 84: </a>        <span class="php-keyword1">if</span> (!<span class="php-keyword2">array_key_exists</span>(<span class="php-quote">'credentials'</span>, <span class="php-var">$opts</span>)) {
    162. 

  162. </span><span id="85" class="l"><a href="#85"> 85: </a>            <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> \Exception(<span class="php-quote">&quot;The opts['credentials'] key is now &quot;</span>.
    163. 

  163. </span><span id="86" class="l"><a href="#86"> 86: </a>                                 <span class="php-quote">'required. Please see one of the '</span>.
    164. 

  164. </span><span id="87" class="l"><a href="#87"> 87: </a>                                 <span class="php-quote">'ChannelCredentials::create methods'</span>);
    165. 

  165. </span><span id="88" class="l"><a href="#88"> 88: </a>        }
    166. 

  166. </span><span id="89" class="l"><a href="#89"> 89: </a>        <span class="php-keyword1">if</span> (<span class="php-var">$channel</span>) {
    167. 

  167. </span><span id="90" class="l"><a href="#90"> 90: </a>            <span class="php-keyword1">if</span> (!<span class="php-keyword2">is_a</span>(<span class="php-var">$channel</span>, <span class="php-quote">'Channel'</span>)) {
    168. 

  168. </span><span id="91" class="l"><a href="#91"> 91: </a>                <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> \Exception(<span class="php-quote">'The channel argument is not a'</span>.
    169. 

  169. </span><span id="92" class="l"><a href="#92"> 92: </a>                                     <span class="php-quote">'Channel object'</span>);
    170. 

  170. </span><span id="93" class="l"><a href="#93"> 93: </a>            }
    171. 

  171. </span><span id="94" class="l"><a href="#94"> 94: </a>            <span class="php-var">$this</span>-&gt;channel = <span class="php-var">$channel</span>;
    172. 

  172. </span><span id="95" class="l"><a href="#95"> 95: </a>        } <span class="php-keyword1">else</span> {
    173. 

  173. </span><span id="96" class="l"><a href="#96"> 96: </a>            <span class="php-var">$this</span>-&gt;channel = <span class="php-keyword1">new</span> Channel(<span class="php-var">$hostname</span>, <span class="php-var">$opts</span>);
    174. 

  174. </span><span id="97" class="l"><a href="#97"> 97: </a>        }
    175. 

  175. </span><span id="98" class="l"><a href="#98"> 98: </a>    }
    176. 

  176. </span><span id="99" class="l"><a href="#99"> 99: </a>
    177. 

  177. </span><span id="100" class="l"><a href="#100">100: </a>    <span class="php-comment">/**
    178. 

  178. </span></span><span id="101" class="l"><a href="#101">101: </a><span class="php-comment">     * @return string The URI of the endpoint
    179. 

  179. </span></span><span id="102" class="l"><a href="#102">102: </a><span class="php-comment">     */</span>
    180. 

  180. </span><span id="103" class="l"><a href="#103">103: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> getTarget()
    181. 

  181. </span><span id="104" class="l"><a href="#104">104: </a>    {
    182. 

  182. </span><span id="105" class="l"><a href="#105">105: </a>        <span class="php-keyword1">return</span> <span class="php-var">$this</span>-&gt;channel-&gt;getTarget();
    183. 

  183. </span><span id="106" class="l"><a href="#106">106: </a>    }
    184. 

  184. </span><span id="107" class="l"><a href="#107">107: </a>
    185. 

  185. </span><span id="108" class="l"><a href="#108">108: </a>    <span class="php-comment">/**
    186. 

  186. </span></span><span id="109" class="l"><a href="#109">109: </a><span class="php-comment">     * @param bool $try_to_connect (optional)
    187. 

  187. </span></span><span id="110" class="l"><a href="#110">110: </a><span class="php-comment">     *
    188. 

  188. </span></span><span id="111" class="l"><a href="#111">111: </a><span class="php-comment">     * @return int The grpc connectivity state
    189. 

  189. </span></span><span id="112" class="l"><a href="#112">112: </a><span class="php-comment">     */</span>
    190. 

  190. </span><span id="113" class="l"><a href="#113">113: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> getConnectivityState(<span class="php-var">$try_to_connect</span> = <span class="php-keyword1">false</span>)
    191. 

  191. </span><span id="114" class="l"><a href="#114">114: </a>    {
    192. 

  192. </span><span id="115" class="l"><a href="#115">115: </a>        <span class="php-keyword1">return</span> <span class="php-var">$this</span>-&gt;channel-&gt;getConnectivityState(<span class="php-var">$try_to_connect</span>);
    193. 

  193. </span><span id="116" class="l"><a href="#116">116: </a>    }
    194. 

  194. </span><span id="117" class="l"><a href="#117">117: </a>
    195. 

  195. </span><span id="118" class="l"><a href="#118">118: </a>    <span class="php-comment">/**
    196. 

  196. </span></span><span id="119" class="l"><a href="#119">119: </a><span class="php-comment">     * @param int $timeout in microseconds
    197. 

  197. </span></span><span id="120" class="l"><a href="#120">120: </a><span class="php-comment">     *
    198. 

  198. </span></span><span id="121" class="l"><a href="#121">121: </a><span class="php-comment">     * @return bool true if channel is ready
    199. 

  199. </span></span><span id="122" class="l"><a href="#122">122: </a><span class="php-comment">     * @throw Exception if channel is in FATAL_ERROR state
    200. 

  200. </span></span><span id="123" class="l"><a href="#123">123: </a><span class="php-comment">     */</span>
    201. 

  201. </span><span id="124" class="l"><a href="#124">124: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> waitForReady(<span class="php-var">$timeout</span>)
    202. 

  202. </span><span id="125" class="l"><a href="#125">125: </a>    {
    203. 

  203. </span><span id="126" class="l"><a href="#126">126: </a>        <span class="php-var">$new_state</span> = <span class="php-var">$this</span>-&gt;getConnectivityState(<span class="php-keyword1">true</span>);
    204. 

  204. </span><span id="127" class="l"><a href="#127">127: </a>        <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;_checkConnectivityState(<span class="php-var">$new_state</span>)) {
    205. 

  205. </span><span id="128" class="l"><a href="#128">128: </a>            <span class="php-keyword1">return</span> <span class="php-keyword1">true</span>;
    206. 

  206. </span><span id="129" class="l"><a href="#129">129: </a>        }
    207. 

  207. </span><span id="130" class="l"><a href="#130">130: </a>
    208. 

  208. </span><span id="131" class="l"><a href="#131">131: </a>        <span class="php-var">$now</span> = Timeval::now();
    209. 

  209. </span><span id="132" class="l"><a href="#132">132: </a>        <span class="php-var">$delta</span> = <span class="php-keyword1">new</span> Timeval(<span class="php-var">$timeout</span>);
    210. 

  210. </span><span id="133" class="l"><a href="#133">133: </a>        <span class="php-var">$deadline</span> = <span class="php-var">$now</span>-&gt;add(<span class="php-var">$delta</span>);
    211. 

  211. </span><span id="134" class="l"><a href="#134">134: </a>
    212. 

  212. </span><span id="135" class="l"><a href="#135">135: </a>        <span class="php-keyword1">while</span> (<span class="php-var">$this</span>-&gt;channel-&gt;watchConnectivityState(<span class="php-var">$new_state</span>, <span class="php-var">$deadline</span>)) {
    213. 

  213. </span><span id="136" class="l"><a href="#136">136: </a>            <span class="php-comment">// state has changed before deadline</span>
    214. 

  214. </span><span id="137" class="l"><a href="#137">137: </a>            <span class="php-var">$new_state</span> = <span class="php-var">$this</span>-&gt;getConnectivityState();
    215. 

  215. </span><span id="138" class="l"><a href="#138">138: </a>            <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;_checkConnectivityState(<span class="php-var">$new_state</span>)) {
    216. 

  216. </span><span id="139" class="l"><a href="#139">139: </a>                <span class="php-keyword1">return</span> <span class="php-keyword1">true</span>;
    217. 

  217. </span><span id="140" class="l"><a href="#140">140: </a>            }
    218. 

  218. </span><span id="141" class="l"><a href="#141">141: </a>        }
    219. 

  219. </span><span id="142" class="l"><a href="#142">142: </a>        <span class="php-comment">// deadline has passed</span>
    220. 

  220. </span><span id="143" class="l"><a href="#143">143: </a>        <span class="php-var">$new_state</span> = <span class="php-var">$this</span>-&gt;getConnectivityState();
    221. 

  221. </span><span id="144" class="l"><a href="#144">144: </a>
    222. 

  222. </span><span id="145" class="l"><a href="#145">145: </a>        <span class="php-keyword1">return</span> <span class="php-var">$this</span>-&gt;_checkConnectivityState(<span class="php-var">$new_state</span>);
    223. 

  223. </span><span id="146" class="l"><a href="#146">146: </a>    }
    224. 

  224. </span><span id="147" class="l"><a href="#147">147: </a>
    225. 

  225. </span><span id="148" class="l"><a href="#148">148: </a>    <span class="php-comment">/**
    226. 

  226. </span></span><span id="149" class="l"><a href="#149">149: </a><span class="php-comment">     * Close the communication channel associated with this stub.
    227. 

  227. </span></span><span id="150" class="l"><a href="#150">150: </a><span class="php-comment">     */</span>
    228. 

  228. </span><span id="151" class="l"><a href="#151">151: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">function</span> close()
    229. 

  229. </span><span id="152" class="l"><a href="#152">152: </a>    {
    230. 

  230. </span><span id="153" class="l"><a href="#153">153: </a>        <span class="php-var">$this</span>-&gt;channel-&gt;close();
    231. 

  231. </span><span id="154" class="l"><a href="#154">154: </a>    }
    232. 

  232. </span><span id="155" class="l"><a href="#155">155: </a>
    233. 

  233. </span><span id="156" class="l"><a href="#156">156: </a>    <span class="php-comment">/**
    234. 

  234. </span></span><span id="157" class="l"><a href="#157">157: </a><span class="php-comment">     * @param $new_state Connect state
    235. 

  235. </span></span><span id="158" class="l"><a href="#158">158: </a><span class="php-comment">     *
    236. 

  236. </span></span><span id="159" class="l"><a href="#159">159: </a><span class="php-comment">     * @return bool true if state is CHANNEL_READY
    237. 

  237. </span></span><span id="160" class="l"><a href="#160">160: </a><span class="php-comment">     * @throw Exception if state is CHANNEL_FATAL_FAILURE
    238. 

  238. </span></span><span id="161" class="l"><a href="#161">161: </a><span class="php-comment">     */</span>
    239. 

  239. </span><span id="162" class="l"><a href="#162">162: </a>    <span class="php-keyword1">private</span> <span class="php-keyword1">function</span> _checkConnectivityState(<span class="php-var">$new_state</span>)
    240. 

  240. </span><span id="163" class="l"><a href="#163">163: </a>    {
    241. 

  241. </span><span id="164" class="l"><a href="#164">164: </a>        <span class="php-keyword1">if</span> (<span class="php-var">$new_state</span> == \Grpc\CHANNEL_READY) {
    242. 

  242. </span><span id="165" class="l"><a href="#165">165: </a>            <span class="php-keyword1">return</span> <span class="php-keyword1">true</span>;
    243. 

  243. </span><span id="166" class="l"><a href="#166">166: </a>        }
    244. 

  244. </span><span id="167" class="l"><a href="#167">167: </a>        <span class="php-keyword1">if</span> (<span class="php-var">$new_state</span> == \Grpc\CHANNEL_FATAL_FAILURE) {
    245. 

  245. </span><span id="168" class="l"><a href="#168">168: </a>            <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> \Exception(<span class="php-quote">'Failed to connect to server'</span>);
    246. 

  246. </span><span id="169" class="l"><a href="#169">169: </a>        }
    247. 

  247. </span><span id="170" class="l"><a href="#170">170: </a>
    248. 

  248. </span><span id="171" class="l"><a href="#171">171: </a>        <span class="php-keyword1">return</span> <span class="php-keyword1">false</span>;
    249. 

  249. </span><span id="172" class="l"><a href="#172">172: </a>    }
    250. 

  250. </span><span id="173" class="l"><a href="#173">173: </a>
    251. 

  251. </span><span id="174" class="l"><a href="#174">174: </a>    <span class="php-comment">/**
    252. 

  252. </span></span><span id="175" class="l"><a href="#175">175: </a><span class="php-comment">     * constructs the auth uri for the jwt.
    253. 

  253. </span></span><span id="176" class="l"><a href="#176">176: </a><span class="php-comment">     *
    254. 

  254. </span></span><span id="177" class="l"><a href="#177">177: </a><span class="php-comment">     * @param string $method The method string
    255. 

  255. </span></span><span id="178" class="l"><a href="#178">178: </a><span class="php-comment">     *
    256. 

  256. </span></span><span id="179" class="l"><a href="#179">179: </a><span class="php-comment">     * @return string The URL string
    257. 

  257. </span></span><span id="180" class="l"><a href="#180">180: </a><span class="php-comment">     */</span>
    258. 

  258. </span><span id="181" class="l"><a href="#181">181: </a>    <span class="php-keyword1">private</span> <span class="php-keyword1">function</span> _get_jwt_aud_uri(<span class="php-var">$method</span>)
    259. 

  259. </span><span id="182" class="l"><a href="#182">182: </a>    {
    260. 

  260. </span><span id="183" class="l"><a href="#183">183: </a>        <span class="php-var">$last_slash_idx</span> = <span class="php-keyword2">strrpos</span>(<span class="php-var">$method</span>, <span class="php-quote">'/'</span>);
    261. 

  261. </span><span id="184" class="l"><a href="#184">184: </a>        <span class="php-keyword1">if</span> (<span class="php-var">$last_slash_idx</span> === <span class="php-keyword1">false</span>) {
    262. 

  262. </span><span id="185" class="l"><a href="#185">185: </a>            <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> \InvalidArgumentException(
    263. 

  263. </span><span id="186" class="l"><a href="#186">186: </a>                <span class="php-quote">'service name must have a slash'</span>);
    264. 

  264. </span><span id="187" class="l"><a href="#187">187: </a>        }
    265. 

  265. </span><span id="188" class="l"><a href="#188">188: </a>        <span class="php-var">$service_name</span> = <span class="php-keyword2">substr</span>(<span class="php-var">$method</span>, <span class="php-num">0</span>, <span class="php-var">$last_slash_idx</span>);
    266. 

  266. </span><span id="189" class="l"><a href="#189">189: </a>
    267. 

  267. </span><span id="190" class="l"><a href="#190">190: </a>        <span class="php-keyword1">if</span> (<span class="php-var">$this</span>-&gt;hostname_override) {
    268. 

  268. </span><span id="191" class="l"><a href="#191">191: </a>            <span class="php-var">$hostname</span> = <span class="php-var">$this</span>-&gt;hostname_override;
    269. 

  269. </span><span id="192" class="l"><a href="#192">192: </a>        } <span class="php-keyword1">else</span> {
    270. 

  270. </span><span id="193" class="l"><a href="#193">193: </a>            <span class="php-var">$hostname</span> = <span class="php-var">$this</span>-&gt;hostname;
    271. 

  271. </span><span id="194" class="l"><a href="#194">194: </a>        }
    272. 

  272. </span><span id="195" class="l"><a href="#195">195: </a>
    273. 

  273. </span><span id="196" class="l"><a href="#196">196: </a>        <span class="php-keyword1">return</span> <span class="php-quote">'https://'</span>.<span class="php-var">$hostname</span>.<span class="php-var">$service_name</span>;
    274. 

  274. </span><span id="197" class="l"><a href="#197">197: </a>    }
    275. 

  275. </span><span id="198" class="l"><a href="#198">198: </a>
    276. 

  276. </span><span id="199" class="l"><a href="#199">199: </a>    <span class="php-comment">/**
    277. 

  277. </span></span><span id="200" class="l"><a href="#200">200: </a><span class="php-comment">     * validate and normalize the metadata array.
    278. 

  278. </span></span><span id="201" class="l"><a href="#201">201: </a><span class="php-comment">     *
    279. 

  279. </span></span><span id="202" class="l"><a href="#202">202: </a><span class="php-comment">     * @param array $metadata The metadata map
    280. 

  280. </span></span><span id="203" class="l"><a href="#203">203: </a><span class="php-comment">     *
    281. 

  281. </span></span><span id="204" class="l"><a href="#204">204: </a><span class="php-comment">     * @return array $metadata Validated and key-normalized metadata map
    282. 

  282. </span></span><span id="205" class="l"><a href="#205">205: </a><span class="php-comment">     * @throw InvalidArgumentException if key contains invalid characters
    283. 

  283. </span></span><span id="206" class="l"><a href="#206">206: </a><span class="php-comment">     */</span>
    284. 

  284. </span><span id="207" class="l"><a href="#207">207: </a>    <span class="php-keyword1">private</span> <span class="php-keyword1">function</span> _validate_and_normalize_metadata(<span class="php-var">$metadata</span>)
    285. 

  285. </span><span id="208" class="l"><a href="#208">208: </a>    {
    286. 

  286. </span><span id="209" class="l"><a href="#209">209: </a>        <span class="php-var">$metadata_copy</span> = [];
    287. 

  287. </span><span id="210" class="l"><a href="#210">210: </a>        <span class="php-keyword1">foreach</span> (<span class="php-var">$metadata</span> <span class="php-keyword1">as</span> <span class="php-var">$key</span> =&gt; <span class="php-var">$value</span>) {
    288. 

  288. </span><span id="211" class="l"><a href="#211">211: </a>            <span class="php-keyword1">if</span> (!<span class="php-keyword2">preg_match</span>(<span class="php-quote">'/^[A-Za-z\d_-]+$/'</span>, <span class="php-var">$key</span>)) {
    289. 

  289. </span><span id="212" class="l"><a href="#212">212: </a>                <span class="php-keyword1">throw</span> <span class="php-keyword1">new</span> \InvalidArgumentException(
    290. 

  290. </span><span id="213" class="l"><a href="#213">213: </a>                    <span class="php-quote">'Metadata keys must be nonempty strings containing only '</span>.
    291. 

  291. </span><span id="214" class="l"><a href="#214">214: </a>                    <span class="php-quote">'alphanumeric characters, hyphens and underscores'</span>);
    292. 

  292. </span><span id="215" class="l"><a href="#215">215: </a>            }
    293. 

  293. </span><span id="216" class="l"><a href="#216">216: </a>            <span class="php-var">$metadata_copy</span>[<span class="php-keyword2">strtolower</span>(<span class="php-var">$key</span>)] = <span class="php-var">$value</span>;
    294. 

  294. </span><span id="217" class="l"><a href="#217">217: </a>        }
    295. 

  295. </span><span id="218" class="l"><a href="#218">218: </a>
    296. 

  296. </span><span id="219" class="l"><a href="#219">219: </a>        <span class="php-keyword1">return</span> <span class="php-var">$metadata_copy</span>;
    297. 

  297. </span><span id="220" class="l"><a href="#220">220: </a>    }
    298. 

  298. </span><span id="221" class="l"><a href="#221">221: </a>
    299. 

  299. </span><span id="222" class="l"><a href="#222">222: </a>    <span class="php-comment">/* This class is intended to be subclassed by generated code, so
    300. 

  300. </span></span><span id="223" class="l"><a href="#223">223: </a><span class="php-comment">     * all functions begin with &quot;_&quot; to avoid name collisions. */</span>
    301. 

  301. </span><span id="224" class="l"><a href="#224">224: </a>
    302. 

  302. </span><span id="225" class="l"><a href="#225">225: </a>    <span class="php-comment">/**
    303. 

  303. </span></span><span id="226" class="l"><a href="#226">226: </a><span class="php-comment">     * Call a remote method that takes a single argument and has a
    304. 

  304. </span></span><span id="227" class="l"><a href="#227">227: </a><span class="php-comment">     * single output.
    305. 

  305. </span></span><span id="228" class="l"><a href="#228">228: </a><span class="php-comment">     *
    306. 

  306. </span></span><span id="229" class="l"><a href="#229">229: </a><span class="php-comment">     * @param string   $method      The name of the method to call
    307. 

  307. </span></span><span id="230" class="l"><a href="#230">230: </a><span class="php-comment">     * @param mixed    $argument    The argument to the method
    308. 

  308. </span></span><span id="231" class="l"><a href="#231">231: </a><span class="php-comment">     * @param callable $deserialize A function that deserializes the response
    309. 

  309. </span></span><span id="232" class="l"><a href="#232">232: </a><span class="php-comment">     * @param array    $metadata    A metadata map to send to the server
    310. 

  310. </span></span><span id="233" class="l"><a href="#233">233: </a><span class="php-comment">     *                              (optional)
    311. 

  311. </span></span><span id="234" class="l"><a href="#234">234: </a><span class="php-comment">     * @param array    $options     An array of options (optional)
    312. 

  312. </span></span><span id="235" class="l"><a href="#235">235: </a><span class="php-comment">     *
    313. 

  313. </span></span><span id="236" class="l"><a href="#236">236: </a><span class="php-comment">     * @return SimpleSurfaceActiveCall The active call object
    314. 

  314. </span></span><span id="237" class="l"><a href="#237">237: </a><span class="php-comment">     */</span>
    315. 

  315. </span><span id="238" class="l"><a href="#238">238: </a>    <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> _simpleRequest(<span class="php-var">$method</span>,
    316. 

  316. </span><span id="239" class="l"><a href="#239">239: </a>                                   <span class="php-var">$argument</span>,
    317. 

  317. </span><span id="240" class="l"><a href="#240">240: </a>                                   <span class="php-var">$deserialize</span>,
    318. 

  318. </span><span id="241" class="l"><a href="#241">241: </a>                                   <span class="php-keyword1">array</span> <span class="php-var">$metadata</span> = [],
    319. 

  319. </span><span id="242" class="l"><a href="#242">242: </a>                                   <span class="php-keyword1">array</span> <span class="php-var">$options</span> = [])
    320. 

  320. </span><span id="243" class="l"><a href="#243">243: </a>    {
    321. 

  321. </span><span id="244" class="l"><a href="#244">244: </a>        <span class="php-var">$call</span> = <span class="php-keyword1">new</span> UnaryCall(<span class="php-var">$this</span>-&gt;channel,
    322. 

  322. </span><span id="245" class="l"><a href="#245">245: </a>                              <span class="php-var">$method</span>,
    323. 

  323. </span><span id="246" class="l"><a href="#246">246: </a>                              <span class="php-var">$deserialize</span>,
    324. 

  324. </span><span id="247" class="l"><a href="#247">247: </a>                              <span class="php-var">$options</span>);
    325. 

  325. </span><span id="248" class="l"><a href="#248">248: </a>        <span class="php-var">$jwt_aud_uri</span> = <span class="php-var">$this</span>-&gt;_get_jwt_aud_uri(<span class="php-var">$method</span>);
    326. 

  326. </span><span id="249" class="l"><a href="#249">249: </a>        <span class="php-keyword1">if</span> (<span class="php-keyword2">is_callable</span>(<span class="php-var">$this</span>-&gt;update_metadata)) {
    327. 

  327. </span><span id="250" class="l"><a href="#250">250: </a>            <span class="php-var">$metadata</span> = <span class="php-keyword2">call_user_func</span>(<span class="php-var">$this</span>-&gt;update_metadata,
    328. 

  328. </span><span id="251" class="l"><a href="#251">251: </a>                                        <span class="php-var">$metadata</span>,
    329. 

  329. </span><span id="252" class="l"><a href="#252">252: </a>                                        <span class="php-var">$jwt_aud_uri</span>);
    330. 

  330. </span><span id="253" class="l"><a href="#253">253: </a>        }
    331. 

  331. </span><span id="254" class="l"><a href="#254">254: </a>        <span class="php-var">$metadata</span> = <span class="php-var">$this</span>-&gt;_validate_and_normalize_metadata(
    332. 

  332. </span><span id="255" class="l"><a href="#255">255: </a>            <span class="php-var">$metadata</span>);
    333. 

  333. </span><span id="256" class="l"><a href="#256">256: </a>        <span class="php-var">$call</span>-&gt;start(<span class="php-var">$argument</span>, <span class="php-var">$metadata</span>, <span class="php-var">$options</span>);
    334. 

  334. </span><span id="257" class="l"><a href="#257">257: </a>
    335. 

  335. </span><span id="258" class="l"><a href="#258">258: </a>        <span class="php-keyword1">return</span> <span class="php-var">$call</span>;
    336. 

  336. </span><span id="259" class="l"><a href="#259">259: </a>    }
    337. 

  337. </span><span id="260" class="l"><a href="#260">260: </a>
    338. 

  338. </span><span id="261" class="l"><a href="#261">261: </a>    <span class="php-comment">/**
    339. 

  339. </span></span><span id="262" class="l"><a href="#262">262: </a><span class="php-comment">     * Call a remote method that takes a stream of arguments and has a single
    340. 

  340. </span></span><span id="263" class="l"><a href="#263">263: </a><span class="php-comment">     * output.
    341. 

  341. </span></span><span id="264" class="l"><a href="#264">264: </a><span class="php-comment">     *
    342. 

  342. </span></span><span id="265" class="l"><a href="#265">265: </a><span class="php-comment">     * @param string   $method      The name of the method to call
    343. 

  343. </span></span><span id="266" class="l"><a href="#266">266: </a><span class="php-comment">     * @param callable $deserialize A function that deserializes the response
    344. 

  344. </span></span><span id="267" class="l"><a href="#267">267: </a><span class="php-comment">     * @param array    $metadata    A metadata map to send to the server
    345. 

  345. </span></span><span id="268" class="l"><a href="#268">268: </a><span class="php-comment">     *                              (optional)
    346. 

  346. </span></span><span id="269" class="l"><a href="#269">269: </a><span class="php-comment">     * @param array    $options     An array of options (optional)
    347. 

  347. </span></span><span id="270" class="l"><a href="#270">270: </a><span class="php-comment">     *
    348. 

  348. </span></span><span id="271" class="l"><a href="#271">271: </a><span class="php-comment">     * @return ClientStreamingSurfaceActiveCall The active call object
    349. 

  349. </span></span><span id="272" class="l"><a href="#272">272: </a><span class="php-comment">     */</span>
    350. 

  350. </span><span id="273" class="l"><a href="#273">273: </a>    <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> _clientStreamRequest(<span class="php-var">$method</span>,
    351. 

  351. </span><span id="274" class="l"><a href="#274">274: </a>                                         <span class="php-var">$deserialize</span>,
    352. 

  352. </span><span id="275" class="l"><a href="#275">275: </a>                                         <span class="php-keyword1">array</span> <span class="php-var">$metadata</span> = [],
    353. 

  353. </span><span id="276" class="l"><a href="#276">276: </a>                                         <span class="php-keyword1">array</span> <span class="php-var">$options</span> = [])
    354. 

  354. </span><span id="277" class="l"><a href="#277">277: </a>    {
    355. 

  355. </span><span id="278" class="l"><a href="#278">278: </a>        <span class="php-var">$call</span> = <span class="php-keyword1">new</span> ClientStreamingCall(<span class="php-var">$this</span>-&gt;channel,
    356. 

  356. </span><span id="279" class="l"><a href="#279">279: </a>                                        <span class="php-var">$method</span>,
    357. 

  357. </span><span id="280" class="l"><a href="#280">280: </a>                                        <span class="php-var">$deserialize</span>,
    358. 

  358. </span><span id="281" class="l"><a href="#281">281: </a>                                        <span class="php-var">$options</span>);
    359. 

  359. </span><span id="282" class="l"><a href="#282">282: </a>        <span class="php-var">$jwt_aud_uri</span> = <span class="php-var">$this</span>-&gt;_get_jwt_aud_uri(<span class="php-var">$method</span>);
    360. 

  360. </span><span id="283" class="l"><a href="#283">283: </a>        <span class="php-keyword1">if</span> (<span class="php-keyword2">is_callable</span>(<span class="php-var">$this</span>-&gt;update_metadata)) {
    361. 

  361. </span><span id="284" class="l"><a href="#284">284: </a>            <span class="php-var">$metadata</span> = <span class="php-keyword2">call_user_func</span>(<span class="php-var">$this</span>-&gt;update_metadata,
    362. 

  362. </span><span id="285" class="l"><a href="#285">285: </a>                                        <span class="php-var">$metadata</span>,
    363. 

  363. </span><span id="286" class="l"><a href="#286">286: </a>                                        <span class="php-var">$jwt_aud_uri</span>);
    364. 

  364. </span><span id="287" class="l"><a href="#287">287: </a>        }
    365. 

  365. </span><span id="288" class="l"><a href="#288">288: </a>        <span class="php-var">$metadata</span> = <span class="php-var">$this</span>-&gt;_validate_and_normalize_metadata(
    366. 

  366. </span><span id="289" class="l"><a href="#289">289: </a>            <span class="php-var">$metadata</span>);
    367. 

  367. </span><span id="290" class="l"><a href="#290">290: </a>        <span class="php-var">$call</span>-&gt;start(<span class="php-var">$metadata</span>);
    368. 

  368. </span><span id="291" class="l"><a href="#291">291: </a>
    369. 

  369. </span><span id="292" class="l"><a href="#292">292: </a>        <span class="php-keyword1">return</span> <span class="php-var">$call</span>;
    370. 

  370. </span><span id="293" class="l"><a href="#293">293: </a>    }
    371. 

  371. </span><span id="294" class="l"><a href="#294">294: </a>
    372. 

  372. </span><span id="295" class="l"><a href="#295">295: </a>    <span class="php-comment">/**
    373. 

  373. </span></span><span id="296" class="l"><a href="#296">296: </a><span class="php-comment">     * Call a remote method that takes a single argument and returns a stream
    374. 

  374. </span></span><span id="297" class="l"><a href="#297">297: </a><span class="php-comment">     * of responses.
    375. 

  375. </span></span><span id="298" class="l"><a href="#298">298: </a><span class="php-comment">     *
    376. 

  376. </span></span><span id="299" class="l"><a href="#299">299: </a><span class="php-comment">     * @param string   $method      The name of the method to call
    377. 

  377. </span></span><span id="300" class="l"><a href="#300">300: </a><span class="php-comment">     * @param mixed    $argument    The argument to the method
    378. 

  378. </span></span><span id="301" class="l"><a href="#301">301: </a><span class="php-comment">     * @param callable $deserialize A function that deserializes the responses
    379. 

  379. </span></span><span id="302" class="l"><a href="#302">302: </a><span class="php-comment">     * @param array    $metadata    A metadata map to send to the server
    380. 

  380. </span></span><span id="303" class="l"><a href="#303">303: </a><span class="php-comment">     *                              (optional)
    381. 

  381. </span></span><span id="304" class="l"><a href="#304">304: </a><span class="php-comment">     * @param array    $options     An array of options (optional)
    382. 

  382. </span></span><span id="305" class="l"><a href="#305">305: </a><span class="php-comment">     *
    383. 

  383. </span></span><span id="306" class="l"><a href="#306">306: </a><span class="php-comment">     * @return ServerStreamingSurfaceActiveCall The active call object
    384. 

  384. </span></span><span id="307" class="l"><a href="#307">307: </a><span class="php-comment">     */</span>
    385. 

  385. </span><span id="308" class="l"><a href="#308">308: </a>    <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> _serverStreamRequest(<span class="php-var">$method</span>,
    386. 

  386. </span><span id="309" class="l"><a href="#309">309: </a>                                         <span class="php-var">$argument</span>,
    387. 

  387. </span><span id="310" class="l"><a href="#310">310: </a>                                         <span class="php-var">$deserialize</span>,
    388. 

  388. </span><span id="311" class="l"><a href="#311">311: </a>                                         <span class="php-keyword1">array</span> <span class="php-var">$metadata</span> = [],
    389. 

  389. </span><span id="312" class="l"><a href="#312">312: </a>                                         <span class="php-keyword1">array</span> <span class="php-var">$options</span> = [])
    390. 

  390. </span><span id="313" class="l"><a href="#313">313: </a>    {
    391. 

  391. </span><span id="314" class="l"><a href="#314">314: </a>        <span class="php-var">$call</span> = <span class="php-keyword1">new</span> ServerStreamingCall(<span class="php-var">$this</span>-&gt;channel,
    392. 

  392. </span><span id="315" class="l"><a href="#315">315: </a>                                        <span class="php-var">$method</span>,
    393. 

  393. </span><span id="316" class="l"><a href="#316">316: </a>                                        <span class="php-var">$deserialize</span>,
    394. 

  394. </span><span id="317" class="l"><a href="#317">317: </a>                                        <span class="php-var">$options</span>);
    395. 

  395. </span><span id="318" class="l"><a href="#318">318: </a>        <span class="php-var">$jwt_aud_uri</span> = <span class="php-var">$this</span>-&gt;_get_jwt_aud_uri(<span class="php-var">$method</span>);
    396. 

  396. </span><span id="319" class="l"><a href="#319">319: </a>        <span class="php-keyword1">if</span> (<span class="php-keyword2">is_callable</span>(<span class="php-var">$this</span>-&gt;update_metadata)) {
    397. 

  397. </span><span id="320" class="l"><a href="#320">320: </a>            <span class="php-var">$metadata</span> = <span class="php-keyword2">call_user_func</span>(<span class="php-var">$this</span>-&gt;update_metadata,
    398. 

  398. </span><span id="321" class="l"><a href="#321">321: </a>                                        <span class="php-var">$metadata</span>,
    399. 

  399. </span><span id="322" class="l"><a href="#322">322: </a>                                        <span class="php-var">$jwt_aud_uri</span>);
    400. 

  400. </span><span id="323" class="l"><a href="#323">323: </a>        }
    401. 

  401. </span><span id="324" class="l"><a href="#324">324: </a>        <span class="php-var">$metadata</span> = <span class="php-var">$this</span>-&gt;_validate_and_normalize_metadata(
    402. 

  402. </span><span id="325" class="l"><a href="#325">325: </a>            <span class="php-var">$metadata</span>);
    403. 

  403. </span><span id="326" class="l"><a href="#326">326: </a>        <span class="php-var">$call</span>-&gt;start(<span class="php-var">$argument</span>, <span class="php-var">$metadata</span>, <span class="php-var">$options</span>);
    404. 

  404. </span><span id="327" class="l"><a href="#327">327: </a>
    405. 

  405. </span><span id="328" class="l"><a href="#328">328: </a>        <span class="php-keyword1">return</span> <span class="php-var">$call</span>;
    406. 

  406. </span><span id="329" class="l"><a href="#329">329: </a>    }
    407. 

  407. </span><span id="330" class="l"><a href="#330">330: </a>
    408. 

  408. </span><span id="331" class="l"><a href="#331">331: </a>    <span class="php-comment">/**
    409. 

  409. </span></span><span id="332" class="l"><a href="#332">332: </a><span class="php-comment">     * Call a remote method with messages streaming in both directions.
    410. 

  410. </span></span><span id="333" class="l"><a href="#333">333: </a><span class="php-comment">     *
    411. 

  411. </span></span><span id="334" class="l"><a href="#334">334: </a><span class="php-comment">     * @param string   $method      The name of the method to call
    412. 

  412. </span></span><span id="335" class="l"><a href="#335">335: </a><span class="php-comment">     * @param callable $deserialize A function that deserializes the responses
    413. 

  413. </span></span><span id="336" class="l"><a href="#336">336: </a><span class="php-comment">     * @param array    $metadata    A metadata map to send to the server
    414. 

  414. </span></span><span id="337" class="l"><a href="#337">337: </a><span class="php-comment">     *                              (optional)
    415. 

  415. </span></span><span id="338" class="l"><a href="#338">338: </a><span class="php-comment">     * @param array    $options     An array of options (optional)
    416. 

  416. </span></span><span id="339" class="l"><a href="#339">339: </a><span class="php-comment">     *
    417. 

  417. </span></span><span id="340" class="l"><a href="#340">340: </a><span class="php-comment">     * @return BidiStreamingSurfaceActiveCall The active call object
    418. 

  418. </span></span><span id="341" class="l"><a href="#341">341: </a><span class="php-comment">     */</span>
    419. 

  419. </span><span id="342" class="l"><a href="#342">342: </a>    <span class="php-keyword1">protected</span> <span class="php-keyword1">function</span> _bidiRequest(<span class="php-var">$method</span>,
    420. 

  420. </span><span id="343" class="l"><a href="#343">343: </a>                                 <span class="php-var">$deserialize</span>,
    421. 

  421. </span><span id="344" class="l"><a href="#344">344: </a>                                 <span class="php-keyword1">array</span> <span class="php-var">$metadata</span> = [],
    422. 

  422. </span><span id="345" class="l"><a href="#345">345: </a>                                 <span class="php-keyword1">array</span> <span class="php-var">$options</span> = [])
    423. 

  423. </span><span id="346" class="l"><a href="#346">346: </a>    {
    424. 

  424. </span><span id="347" class="l"><a href="#347">347: </a>        <span class="php-var">$call</span> = <span class="php-keyword1">new</span> BidiStreamingCall(<span class="php-var">$this</span>-&gt;channel,
    425. 

  425. </span><span id="348" class="l"><a href="#348">348: </a>                                      <span class="php-var">$method</span>,
    426. 

  426. </span><span id="349" class="l"><a href="#349">349: </a>                                      <span class="php-var">$deserialize</span>,
    427. 

  427. </span><span id="350" class="l"><a href="#350">350: </a>                                      <span class="php-var">$options</span>);
    428. 

  428. </span><span id="351" class="l"><a href="#351">351: </a>        <span class="php-var">$jwt_aud_uri</span> = <span class="php-var">$this</span>-&gt;_get_jwt_aud_uri(<span class="php-var">$method</span>);
    429. 

  429. </span><span id="352" class="l"><a href="#352">352: </a>        <span class="php-keyword1">if</span> (<span class="php-keyword2">is_callable</span>(<span class="php-var">$this</span>-&gt;update_metadata)) {
    430. 

  430. </span><span id="353" class="l"><a href="#353">353: </a>            <span class="php-var">$metadata</span> = <span class="php-keyword2">call_user_func</span>(<span class="php-var">$this</span>-&gt;update_metadata,
    431. 

  431. </span><span id="354" class="l"><a href="#354">354: </a>                                        <span class="php-var">$metadata</span>,
    432. 

  432. </span><span id="355" class="l"><a href="#355">355: </a>                                        <span class="php-var">$jwt_aud_uri</span>);
    433. 

  433. </span><span id="356" class="l"><a href="#356">356: </a>        }
    434. 

  434. </span><span id="357" class="l"><a href="#357">357: </a>        <span class="php-var">$metadata</span> = <span class="php-var">$this</span>-&gt;_validate_and_normalize_metadata(
    435. 

  435. </span><span id="358" class="l"><a href="#358">358: </a>            <span class="php-var">$metadata</span>);
    436. 

  436. </span><span id="359" class="l"><a href="#359">359: </a>        <span class="php-var">$call</span>-&gt;start(<span class="php-var">$metadata</span>);
    437. 

  437. </span><span id="360" class="l"><a href="#360">360: </a>
    438. 

  438. </span><span id="361" class="l"><a href="#361">361: </a>        <span class="php-keyword1">return</span> <span class="php-var">$call</span>;
    439. 

  439. </span><span id="362" class="l"><a href="#362">362: </a>    }
    440. 

  440. </span><span id="363" class="l"><a href="#363">363: </a>}
    441. 

  441. </span><span id="364" class="l"><a href="#364">364: </a></span></code></pre>
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