PHP to_json函数代码示例

function to_json(array $data)
{
    $isArray = true;
    $keys = array_keys($data);
    $prevKey = -1;
    // Необходимо понять — перед нами список или ассоциативный массив.
    foreach ($keys as $key) {
        if (!is_numeric($key) || $prevKey + 1 != $key) {
            $isArray = false;
            break;
        } else {
            $prevKey++;
        }
    }
    unset($keys);
    $items = array();
    foreach ($data as $key => $value) {
        $item = !$isArray ? "\"{$key}\":" : '';
        if (is_array($value)) {
            $item .= to_json($value);
        } elseif (is_null($value)) {
            $item .= 'null';
        } elseif (is_bool($value)) {
            $item .= $value ? 'true' : 'false';
        } elseif (is_string($value)) {
            $item .= '"' . preg_replace('%([\\x00-\\x1f\\x22\\x5c])%e', 'sprintf("\\\\u%04X", ord("$1"))', $value) . '"';
        } elseif (is_numeric($value)) {
            $item .= $value;
        } else {
            throw new Exception('Wrong argument.');
        }
        $items[] = $item;
    }
    return ($isArray ? '[' : '{') . implode(',', $items) . ($isArray ? ']' : '}');
}

/**
 * Checks required GET parameters and dies if they are not valid or found
 *
 * @param $params
 *   The $_GET parameters in an array like: 'cid' => 'numeric', 'cid' => 'string'
 * @return
 *   FALSE if params invalid or missing
 *   
 */
function check_required_get_params($params)
{
    $errors = array();
    foreach ($params as $key => $type) {
        switch ($type) {
            case 'numeric':
                if (!isset($_GET[$key]) || !is_numeric($_GET[$key])) {
                    $errors[] = "Missing or invalid required param: {$key} ({$type})";
                }
                break;
            case 'string':
                if (!isset($_GET[$key])) {
                    $errors[] = "Missing or invalid required param: {$key} ({$type})";
                }
                break;
            default:
                if (!isset($_GET[$key])) {
                    $errors[] = "Missing or invalid required param: {$key} ({$type})";
                }
        }
    }
    if (isset($errors[0])) {
        die(to_json(array('success' => FALSE, 'code' => 15, 'errors' => $errors)));
    }
}

function format_inline($inline, $num, $id, $preview_html = null)
{
    if (!$inline->inline_images) {
        return "";
    }
    $url = $inline->inline_images->first->preview_url();
    if (!$preview_html) {
        $preview_html = '<img src="' . $url . '">';
    }
    $id_text = "inline-{$id}-{$num}";
    $block = '
    <div class="inline-image" id="' . $id_text . '">
      <div class="inline-thumb" style="display: inline;">
      ' . $preview_html . '
      </div>
      <div class="expanded-image" style="display: none;">
        <div class="expanded-image-ui"></div>
        <span class="main-inline-image"></span>
      </div>
    </div>
  ';
    $inline_id = "inline-{$id}-{$num}";
    $script = 'InlineImage.register("' . $inline_id . '", ' . to_json($inline) . ');';
    return array($block, $script, $inline_id);
}

function avatar_init()
{
    $posts = Comment::avatar_post_reg(true);
    if (!$posts) {
        return;
    }
    $ret = '';
    foreach ($posts as $post) {
        $ret .= "Post.register(" . to_json($post) . ")\n";
    }
    $ret .= 'Post.init_blacklisted';
    return $ret;
}

 protected function autoContentType($data)
 {
     if (gettype($data) == "string") {
         $content_type = 'text/html';
         $body = $data;
     } else {
         $content_type = 'application/json';
         $body = to_json($data);
     }
     // only set content-type if it wans't set manually.
     if ($this->app->response->headers->get('Content-type') == "text/html") {
         $this->app->response->headers->set('Content-type', $content_type);
     }
     $this->app->response->setBody($body);
 }

function respond_to_list($inst_var)
{
    // $inst_var = instance_variable_get("@#{inst_var_name}")
    // global $$inst_var_name;
    // $inst_var = &$$inst_var_name;
    switch (Request::$format) {
        case 'json':
            if (method_exists($inst_var, 'to_json')) {
                render('json', $inst_var->to_json());
            } else {
                render('json', to_json($inst_var));
            }
            break;
        case 'xml':
            break;
    }
}

 static function render($type, $value = null, $params = array())
 {
     if ($type === false) {
         self::$params['nothing'] = true;
         return;
     }
     if (is_int(strpos($type, '#'))) {
         /**
          * We're rendering a controller/action file.
          * In this case, $value holds the params, and we only change
          * the 'render' value and return. We can't call the
          * render file within this or any function because of variables scope.
          * 
          * This is expected to occur in a controller, therefore in the controller one must
          * also return; after calling this function, so further code won't be executed.
          */
         list($ctrl, $act) = explode('#', parse_url_token($type));
         self::parse_parameters($value);
         self::$render = VIEWPATH . "{$ctrl}/{$act}.php";
         return;
     }
     # Running after-filters.
     ActionController::run_after_filters();
     self::parse_parameters($params);
     if ($type == 'json') {
         header('Content-Type: application/json; charset=utf-8');
         if (is_array($value)) {
             $value = to_json($value);
         }
         echo $value;
         exit;
     } elseif ($type == 'xml') {
         header('Content-type: application/rss+xml; charset=UTF-8');
         if (is_array($value) || is_object($value)) {
             $root = isset($params['root']) ? $params['root'] : 'response';
             $value = to_xml($value, $root);
         }
         echo $value;
         exit;
     } elseif ($type == 'inline') {
         self::$params['render_type'] = 'inline';
         self::$params['render_value'] = $value;
         include SYSROOT . 'action_view/render_markup_default.php';
     }
 }

 public static function serialize($protocolMessage)
 {
     if (!is_a($protocolMessage, 'ProtocolMessage')) {
         throw new ProtocolMessageSerializationException('Provided object is not a ProtocolMessage.');
     }
     if (!$protocolMessage->validate()) {
         throw new ProtocolMessageSerializationException('Provided object fails validation.');
     }
     /*$array = array();
     
         foreach ($protocolMessage as $key => $value) {
           $array[$key] = $value;
         }*/
     $serial = to_json($protocolMessage);
     if ($serial === null) {
         throw new ProtocolMessageSerializationException('Unable to serialize message (unknown encoding error): ' . json_last_error_msg());
     }
     return $serial;
 }

?>
  </ul>
  </div>
</div>
<script type="text/javascript">
  function remove_post_confirm(post_id, pool_id) {
    if (!$("del-mode") || !$("del-mode").checked) {
      return true
    }

    Pool.remove_post(post_id, pool_id)
    return false
  }

  Post.register_resp(<?php 
echo to_json(Post::batch_api_data($posts));
?>
);
</script>
<?php 
echo render_partial('post/hover');
?>

<div id="paginator">
  <?php 
paginator();
?>

  <div style="display: none;" id="info">When delete mode is enabled, clicking on a thumbnail will remove the post from this pool.</div>
</div>
<?php 

function zopim_customize_widget()
{
    global $current_user;
    $ul = $current_user->data->first_name;
    $useremail = $current_user->data->user_email;
    $greetings = json_to_array(get_option('zopimGreetings'));
    $message = "";
    if (count($_POST) > 0) {
        update_option('zopimLang', $_POST["zopimLang"]);
        update_option('zopimPosition', $_POST["zopimPosition"]);
        update_option("zopimBubbleEnable", $_POST["zopimBubbleEnable"]);
        update_option('zopimColor', $_POST["zopimColor"]);
        update_option('zopimTheme', $_POST["zopimTheme"]);
        update_option('zopimBubbleTitle', stripslashes($_POST["zopimBubbleTitle"]));
        update_option('zopimBubbleText', stripslashes($_POST["zopimBubbleText"]));
        update_checkbox("zopimGetVisitorInfo");
        update_checkbox("zopimHideOnOffline");
        update_checkbox("zopimUseGreetings");
        update_checkbox("zopimUseBubble");
        if (isset($_POST['zopimUseGreetings']) && $_POST['zopimUseGreetings'] != "") {
            $greetings->online->window = stripslashes($_POST["zopimOnlineLong"]);
            $greetings->online->bar = stripslashes($_POST["zopimOnlineShort"]);
            $greetings->away->window = stripslashes($_POST["zopimAwayLong"]);
            $greetings->away->bar = stripslashes($_POST["zopimAwayShort"]);
            $greetings->offline->window = stripslashes($_POST["zopimOfflineLong"]);
            $greetings->offline->bar = stripslashes($_POST["zopimOfflineShort"]);
            update_option('zopimGreetings', to_json($greetings));
        }
        $message = "<b>Changes saved!</b><br>";
    }
    zopimme();
    $accountDetails = getAccountDetails(get_option('zopimSalt'));
    if (get_option('zopimCode') == "zopim") {
        $message = '<div class="metabox-holder">
	<div class="postbox">
		<h3 class="hndle"><span>Customizing in Demo Mode</span></h3>
		<div style="padding:10px;line-height:17px;">
			Currently customizing in demo mode. Messages in this widget will go to Zopim staff. The chat widget will not appear on your site until you <a href="admin.php?page=zopim_account_config">activate / link up an account</a>. <br>
		</div>
	</div>
		</div>';
        $accountDetails->widget_customization_enabled = 1;
        $accountDetails->color_customization_enabled = 1;
    } else {
        if (isset($accountDetails->error)) {
            $message = '<div class="metabox-holder">
								<div class="postbox">
								<h3 class="hndle"><span>Account no longer linked!</span></h3>
								<div style="padding:10px;line-height:17px;">
									We could not connect to your Zopim account. As a result, this customization page is running in demo mode.<br> Please <a href="admin.php?page=zopim_account_config">check your password in account setup</a> and try again.
								</div>
								</div>
								</div>';
        } else {
            $message .= "Click 'Save Changes' when you're done. Happy customizing!";
        }
    }
    // unset($accountDetails->widget_customization_enabled);
    // unset($accountDetails->color_customization_enabled);
    ?>

	<script type="text/javascript">

	function updateWidget() {
		var lang = document.getElementById('zopimLang').options[ document.getElementById('zopimLang').options.selectedIndex ].value;
		$zopim.livechat.setLanguage(lang);

		if (document.getElementById("zopimGetVisitorInfo").checked) {
			$zopim.livechat.setName('<?php 
    echo $ul;
    ?>
');
			$zopim.livechat.setEmail('<?php 
    echo $useremail;
    ?>
');
		}
		else {
			$zopim.livechat.setName('Visitor');
			$zopim.livechat.setEmail('');
		}

		document.getElementById("zopimHideOnOffline").checked? $zopim.livechat.button.setHideWhenOffline(true): $zopim.livechat.button.setHideWhenOffline(false);

		$zopim.livechat.window.setColor(document.getElementById("zopimColor").value);
		$zopim.livechat.window.setTheme(document.getElementById("zopimTheme").value);

		if (document.getElementById("zopimUseBubble").checked) {
			$zopim.livechat.bubble.setTitle(document.getElementById("zopimBubbleTitle").value);
			$zopim.livechat.bubble.setText(document.getElementById("zopimBubbleText").value);
		}
		else {
			$zopim.livechat.bubble.setTitle('Questions?');
			$zopim.livechat.bubble.setText('Click here to chat with us!');
		}

		$zopim.livechat.setGreetings({
			'online':  [document.getElementById("zopimOnlineShort").value, document.getElementById("zopimOnlineLong").value],
			'offline': [document.getElementById("zopimOfflineShort").value, document.getElementById("zopimOfflineLong").value],
			'away':    [document.getElementById("zopimAwayShort").value, document.getElementById("zopimAwayLong").value]
//.........这里部分代码省略.........

<?php

/**
 * @file
 * Get tweet details based on a twitter id
 */
session_start();
require_once $_SERVER['DOCUMENT_ROOT'] . '/config/main.conf.php';
require $_SERVER['DOCUMENT_ROOT'] . '/lib/helpers.php';
require $_SERVER['DOCUMENT_ROOT'] . '/lib/twitoauth/twitteroauth.php';
/* If access tokens are not available redirect to connect page. */
if (empty($_SESSION['access_token']) || empty($_SESSION['access_token']['oauth_token']) || empty($_SESSION['access_token']['oauth_token_secret'])) {
    header('Location: /twitoauth/clearsessions.php');
    exit;
}
$access_token = $_SESSION['access_token'];
$connection = new TwitterOAuth(CONSUMER_KEY, CONSUMER_SECRET, $access_token['oauth_token'], $access_token['oauth_token_secret']);
$connection->decode_json = TRUE;
$result = $connection->post("friendships/create/{$_GET['screen_name']}");
$success = isset($result->id) ? TRUE : FALSE;
$message = isset($result->errors) ? $result->errors : NULL;
$return_array = array('success' => $success, 'message' => $message);
$json_string = to_json($return_array);
error_log("favorites JSON String: " . $json_string);
print $json_string;

		INNER JOIN status_channel ON status.id = status_channel.status_id 
		WHERE (status_channel.channel_id = ? ' . $chanzero . ') AND id < ?
		ORDER BY status_channel.status_id DESC LIMIT ?');
    $stmt->bind_param('idi', $_GET['cid'], $_GET['maxid'], $limit);
} else {
    $stmt = $mysqli->prepare('SELECT id, screen_name, profile_image_url, created_at, source, text 
		FROM status 
		INNER JOIN status_channel ON status.id = status_channel.status_id 
		WHERE status_channel.channel_id = ? ' . $chanzero . '
		ORDER BY status_channel.status_id DESC LIMIT ?');
    $stmt->bind_param('ii', $_GET['cid'], $limit);
}
$stmt->execute();
$stmt->bind_result($id, $screen_name, $profile_image_url, $created_at, $source, $text);
$next_page_maxid = NULL;
while ($stmt->fetch()) {
    $created_at_timestamp = strtotime($created_at);
    $tweets[] = array('id' => $id, 'screen_name' => $screen_name, 'profile_image_url' => $profile_image_url, 'created_at' => nice_time($created_at_timestamp), 'created_at_long' => date('m-d-y h:i A', $created_at_timestamp), 'source' => $source, 'text' => $text);
    $next_page_maxid = $id;
}
$stmt->close();
$return_array = array('tweets' => $tweets, 'next_page_maxid' => $next_page_maxid);
print to_json($return_array);
if ($do_cache) {
    $contents = ob_get_contents();
    ob_end_clean();
    $handle = fopen($cachefile, 'w');
    fwrite($handle, $contents);
    fclose($handle);
    include $cachefile;
}

 function to_json($params = array())
 {
     return to_json($this->api_attributes(), $params);
 }

<div id="paginator">
  <?php 
paginator();
?>
</div>

<?php 
do_content_for("post_cookie_javascripts");
?>
<script type="text/javascript">
  var thumb = $("hover-thumb");
  <?php 
foreach ($samples as $k => $post) {
    ?>
    Post.register(<?php 
    echo to_json($post);
    ?>
);
    var hover_row = $("p<?php 
    echo $pools->{$k}->id;
    ?>
");
    var container = hover_row.up("TABLE");
    Post.init_hover_thumb(hover_row, <?php 
    echo $post->id;
    ?>
, thumb, container);
  <?php 
}
?>
  Post.init_blacklisted({replace: true});

<?php

require_once "getquery.php";
$species = get("species");
$query = "\nSELECT\n    a.id as \"id\",\n    a.name as \"name\",\n    a.description as \"description\"\nFROM\n    ability as a";
if ($species) {
    $query .= "\n    ,\n    species as s\nWHERE\n    s.id={$species}\n    AND a.id <>0\n    AND (\n        s.ability1=a.id OR\n        s.ability2=a.id OR\n        s.ability3=a.id\n    )\n;";
}
$result = run_query($query);
echo to_json($result);