JSON from arduino to PHP server - Revision history

Tim at 19:24, 12 January 2013

2013-01-12T19:24:43Z

← Older revision		Revision as of 15:24, 12 January 2013
Line 1:		Line 1:
	=====JSON from arduino to PHP server=====		=====JSON from arduino to PHP server=====
			::php in /var/www/feeds/getnoise.php, arduino sketch /tim/Documents/electronics/Arduino/phptest/phptest.ino
	Encoding pin values in JSON:		Encoding pin values in JSON:
	<syntaxhighlight>		<syntaxhighlight>

Tim at 19:19, 12 January 2013

2013-01-12T19:19:11Z

← Older revision		Revision as of 15:19, 12 January 2013
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	<?php		<?php
	$thefile=file_get_contents("php://input");		$thefile=file_get_contents("php://input");
	echo ~~"I want ".sizeOf~~($thefile)~~." of them\n\n"~~;		echo ($thefile);
	~~echo ($thefile);~~		$thearray = json_decode($thefile);
	$thearray = json_decode($thefile);		print_r($thearray);
	print_r($thearray);
	?>		?>
	</syntaxhighlight>		</syntaxhighlight>

Tim at 19:17, 12 January 2013

2013-01-12T19:17:38Z

← Older revision		Revision as of 15:17, 12 January 2013
Line 1:		Line 1:
	=====JSON from arduino to PHP server=====		=====JSON from arduino to PHP server=====
	Encoding pin values in JSON:		Encoding pin values in JSON:
	<~~sytaxhighlight~~>		<syntaxhighlight>
	// last pieces of the HTTP PUT request:		// last pieces of the HTTP PUT request:
	client.println("Content-Type: application/json");		client.println("Content-Type: application/json");
Line 21:		Line 21:
	</syntaxhighlight>		</syntaxhighlight>
	Reading arduino JSON from PHP server:		Reading arduino JSON from PHP server:
	<~~sytaxhighlight~~>		<syntaxhighlight>
	<?php		<?php
	$thefile=file_get_contents("php://input");		$thefile=file_get_contents("php://input");
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	</syntaxhighlight>		</syntaxhighlight>
	Output produced:		Output produced:
	<~~sytaxhighlight~~>		<syntaxhighlight>
	{"sensor2":376,"sensor3":349,"sensor4":251,"sensor5":285}		{"sensor2":376,"sensor3":349,"sensor4":251,"sensor5":285}
	stdClass Object		stdClass Object

Tim at 19:15, 12 January 2013

2013-01-12T19:15:51Z

← Older revision		Revision as of 15:15, 12 January 2013
Line 11:		Line 11:
	for (int analogChannel = 2; analogChannel < 6; analogChannel++) {		for (int analogChannel = 2; analogChannel < 6; analogChannel++) {
	int sensorReading = analogRead(analogChannel);		int sensorReading = analogRead(analogChannel);
	String schan = "\""~~+ sen~~ + analogChannel + "\":";		String schan = "\"sensor" + analogChannel + "\":";
	client.print(schan);		client.print(schan);
	client.print(sensorReading);		client.print(sensorReading);
Line 20:		Line 20:
	client.println("}");		client.println("}");
	</syntaxhighlight>		</syntaxhighlight>
			Reading arduino JSON from PHP server:
	<sytaxhighlight>		<sytaxhighlight>
			<?php
			$thefile=file_get_contents("php://input");
			echo "I want ".sizeOf($thefile)." of them\n\n";
			echo ($thefile);
			$thearray = json_decode($thefile);
			print_r($thearray);
			?>
	</syntaxhighlight>		</syntaxhighlight>
			Output produced:
	<sytaxhighlight>		<sytaxhighlight>
			{"sensor2":376,"sensor3":349,"sensor4":251,"sensor5":285}
			stdClass Object
			(
			[sensor2] => 376
			[sensor3] => 349
			[sensor4] => 251
			[sensor5] => 285
			)
	</syntaxhighlight>		</syntaxhighlight>
	<sytaxhighlight>		<sytaxhighlight>
	</syntaxhighlight>		</syntaxhighlight>

Tim: Created page with "=====JSON from arduino to PHP server===== Encoding pin values in JSON: // last pieces of the HTTP PUT request: client.println("Content-Type: applicati..."

2013-01-12T19:12:48Z

Created page with "=====JSON from arduino to PHP server===== Encoding pin values in JSON: <sytaxhighlight> // last pieces of the HTTP PUT request: client.println("Content-Type: applicati..."

New page

=====JSON from arduino to PHP server=====
Encoding pin values in JSON:
<sytaxhighlight>
// last pieces of the HTTP PUT request:
client.println("Content-Type: application/json");
client.println("Connection: close");
client.println();

client.print("{");
// here's the actual content of the PUT request:
for (int analogChannel = 2; analogChannel < 6; analogChannel++) {
int sensorReading = analogRead(analogChannel);
String schan = "\""+ sen + analogChannel + "\":";
client.print(schan);
client.print(sensorReading);
if (analogChannel != 5) {
client.print(",");
}
}
client.println("}");
</syntaxhighlight>
<sytaxhighlight>
</syntaxhighlight>
<sytaxhighlight>
</syntaxhighlight>
<sytaxhighlight>
</syntaxhighlight>