Messenger.php

<?php
// parameters
require_once("keys.php");
// check token at setup
if ($_REQUEST['hub_verify_token'] === $hubVerifyToken) {
  echo $_REQUEST['hub_challenge'];
  exit;
}
// handle bot's anwser
$input = json_decode(file_get_contents('php://input'), true);
$senderId = $input['entry'][0]['messaging'][0]['sender']['id'];
$messageText = $input['entry'][0]['messaging'][0]['message']['text'];
$optinMsg = $input['entry'][0]['messaging'][0]['optin']['ref'];
$isteamvalid = ""; // this variable will indicate if a team exist. I found out that when you request the status of a team with the TBA nightbot http request, it tells you if the team exist or not.
// These lines are getting the name of the user
$userinfojs = file_get_contents("https://graph.facebook.com/v2.6/{$senderId}?fields=first_name&access_token={$accessToken}");
$userinfo = json_decode($userinfojs);
$susername = $userinfo->{'first_name'};

$currentyear = '2017';

$answer = "I don't understand. Type 'help' for a list of commands!";
	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

// If the user clicked on a "Send to messenger button"
if (strpos($optinMsg, 'subscribe') !== false) {
  //emulate a subscribe command
  $optinsubteam = filter_var($optinMsg, FILTER_SANITIZE_NUMBER_INT);
$messageText = "subscribe {$optinsubteam}";
}


//Random crap
if(strpos(strtolower($messageText), 'shut up') !== false) {
	$answer = "...";
	$response = [
    'recipient' => [ 'id' => $senderId ],
    'sender_action' => 'mark_seen'
];
}
if ((strpos(strtolower($messageText), 'ok') !== false) || (strpos(strtolower($messageText), "\xf0\x9f\x91\x8d") !== false)) {
$answer = "\xf0\x9f\x91\x8d"; // Thumbs Up Emoji


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

}

if (strpos(strtolower($messageText), 'ping') !== false) {
$answer = "Pong!";


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

}
if ((strpos(strtolower($messageText), 'water') !== false) && (strpos(strtolower($messageText), "game") !== false)) {
$answer = "Water Game"; // Thumbs Up Emoji

	$wgimages = ['http://frcbot.com/chatbot/data/wg/1.jpg', 'http://frcbot.com/chatbot/data/wg/2.jpg', 'http://frcbot.com/chatbot/data/wg/3.jpg'];
    $wgurl = $wgimages[mt_rand(0, 2)];

	$response = array (
  'recipient' =>
  array (
    'id' => $senderId,
  ),
  'message' =>
  array (
    'attachment' =>
    array (
      'type' => 'image',
      'payload' =>
      array (
        'url' => $wgurl,
      ),
    ),
  ),
);

}
if (strpos(strtolower($messageText), 'bye') !== false) {
$answer = "Goodbye {$susername}! Ttyl :)";


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

}
if (strpos(strtolower($messageText), 'thank') !== false) {
$answer = "You're welcome {$susername}!";


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

}
if ((strpos(strtolower($messageText), 'why') !== false) || (strpos(strtolower($messageText), 'what') !== false)) {
$answer = "I don't know! Type 'help' for a list of commands!";


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

}
if ((strpos(strtolower($messageText), 'what up') !== false) || (strpos(strtolower($messageText), "what's up") !== false)) {
$answer = "Nothing much!";


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

}
if ((strpos(strtolower($messageText), 'what') !== false) && (strpos(strtolower($messageText), 'your') !== false) && (strpos(strtolower($messageText), "favorite") !== false)) {
	$answer = "I don't know! How about you?";

	$response = [
    	'recipient' => [ 'id' => $senderId ],
  	  'message' => [ 'text' => $answer ]
	];

	if (strpos(strtolower($messageText), 'team') !== false) {
		$answer = "";


		$response = [
    		'recipient' => [ 'id' => $senderId ],
  	 	 'message' => [ 'text' => $answer ]
		];
	}

	if (strpos(strtolower($messageText), 'website') !== false) {
		$answer = "My favorite websites are frcbot.com and thebluealliance.com !";


		$response = [
    		'recipient' => [ 'id' => $senderId ],
  	 	 'message' => [ 'text' => $answer ]
		];
	}

}
if (strpos(strtolower($messageText), 'teaser') !== false) {
$answer = "You can take a look at the 2017 FIRST STEAMWORKS Teaser here: https://www.youtube.com/watch?v=37GBEBLfhWA";


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

}
// Bot commands

if ((strpos(strtolower($messageText), 'hi') !== false) || (strpos(strtolower($messageText), 'hello') !== false) || (strpos(strtolower($messageText), 'hey') !== false)) {
$answer = "Hello {$susername}! I'm the Facebook ChatBot for FRC__Bot! Type 'help' for a list of commands!";


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

}
if (strpos(strtolower($messageText), 'help') !== false) {
$response = array (
  'recipient' =>
  array (
    'id' => $senderId,
  ),
  'message' =>
  array (
    'attachment' =>
    array (
      'type' => 'image',
      'payload' =>
      array (
        'url' => 'https://frc-bot.github.io/FRCBot-images/messenger/frcbothelp.png',
      ),
    ),
  ),
);

}
if ((strpos(strtolower($messageText), 'social') !== false) || (strpos(strtolower($messageText), 'facebook') !== false) || (strpos(strtolower($messageText), 'twitter') !== false) || (strpos(strtolower($messageText), 'youtube') !== false)  || (strpos(strtolower($messageText), 'instagram') !== false)) {
$answer = "Right now, I can't give you the social medias of teams but my developers are working on that!";


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

}
if(strpos(strtolower($messageText), 'nextmatch') !== false) {

	$nmteam = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT);

	$answer = file_get_contents("http://www.thebluealliance.com/_/nightbot/nextmatch/{$nmteam}");


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];
}
if(strpos(strtolower($messageText), 'status') !== false) {

	$stteam = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT);

	$answer = file_get_contents("http://www.thebluealliance.com/_/nightbot/status/{$stteam}");


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];
}
// This part is based on TheBlueAlliance API https://www.thebluealliance.com/apidocs
if(strpos(strtolower($messageText), 'website') !== false) { //get the website of a team

	$nbteam = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT);

	$json_string = file_get_contents("http://www.thebluealliance.com/api/v2/team/frc{$nbteam}?X-TBA-App-Id=frcbot:messengerchatbot:1");
    $parsed_json = json_decode($json_string);
	$answer = "The website of team {$nbteam} is " . $parsed_json->{'website'};

	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];
$isteamvalid = file_get_contents("http://www.thebluealliance.com/_/nightbot/status/{$nbteam}"); // this line check if the team exist with a http request to the status nightbot command
}
if(strpos(strtolower($messageText), 'location') !== false) { //get the location of a team

	$nbteam = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT);


	$json_string = file_get_contents("http://www.thebluealliance.com/api/v2/team/frc{$nbteam}?X-TBA-App-Id=frcbot:messengerchatbot:1");
    $parsed_json = json_decode($json_string);
	$answer = "Team {$nbteam} is located in " . $parsed_json->{'location'};

		$response = array (
  'recipient' =>
  array (
    'id' => $senderId,
  ),
  'message' =>
  array (
    'attachment' =>
    array (
      'type' => 'template',
      'payload' =>
      array (
        'template_type' => 'button',
        'text' => $answer,
        'buttons' =>
        array (
          0 =>
          array (
            'type' => 'web_url',
            'url' => "https://www.google.com/maps/place/" . $parsed_json->{'location'},
            'title' => "View on Google Maps",
          ),
        ),
      ),
    ),
  ),
);
$isteamvalid = file_get_contents("http://www.thebluealliance.com/_/nightbot/status/{$nbteam}"); // this line check if the team exist with a http request to the status nightbot command
}
if(strpos(strtolower($messageText), 'nickname') !== false) { //get the nickname of a team

	$nbteam = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT);


	$json_string = file_get_contents("http://www.thebluealliance.com/api/v2/team/frc{$nbteam}?X-TBA-App-Id=frcbot:messengerchatbot:1");
    $parsed_json = json_decode($json_string);
	$answer = "Team {$nbteam}'s nickname is " . $parsed_json->{'nickname'};

	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];
$isteamvalid = file_get_contents("http://www.thebluealliance.com/_/nightbot/status/{$nbteam}"); // this line check if the team exist with a http request to the status nightbot command
}
if((strpos(strtolower($messageText), 'sponsors') !== false) || (strpos(strtolower($messageText), 'partner') !== false)) { //get the sponsors of a team

	$nbteam = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT);


	$json_string = file_get_contents("http://www.thebluealliance.com/api/v2/team/frc{$nbteam}?X-TBA-App-Id=frcbot:messengerchatbot:1");
    $parsed_json = json_decode($json_string);
	$answer = "Team {$nbteam}'s sponsors are " . $parsed_json->{'name'};

	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];
$isteamvalid = file_get_contents("http://www.thebluealliance.com/_/nightbot/status/{$nbteam}"); // this line check if the team exist with a http request to the status nightbot command
}
// This part is used to open pages on TheBlueAlliance from a user request
if ((strpos(strtolower($messageText), 'team') !== false) && (strpos(strtolower($messageText), 'page') !== false)) {
	$nbteam = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT);
	$response = array (
  'recipient' =>
  array (
    'id' => $senderId,
  ),
  'message' =>
  array (
    'attachment' =>
    array (
      'type' => 'template',
      'payload' =>
      array (
        'template_type' => 'button',
        'text' => "Click to visit the team page of {$nbteam} on TBA",
        'buttons' =>
        array (
          0 =>
          array (
            'type' => 'web_url',
            'url' => "http://www.thebluealliance.com/team/{$nbteam}",
            'title' => "Team {$nbteam} on TBA",
          ),
        ),
      ),
    ),
  ),
);
$isteamvalid = file_get_contents("http://www.thebluealliance.com/_/nightbot/status/{$nbteam}"); // this line check if the team exist with a http request to the status nightbot command

}
if((strpos(strtolower($messageText), 'media') !== false) || (strpos(strtolower($messageText), 'picture') !== false)) { //get the pictures of a team

	$justnumbers = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT); // remove the text from the command and only keep numbers

	$mediayear = substr($justnumbers, 0, 4);
	$nbteam = str_replace($mediayear, '', $justnumbers);

	$json_string = file_get_contents("http://www.thebluealliance.com/api/v2/team/frc{$nbteam}/{$mediayear}/media?X-TBA-App-Id=frcbot:messengerchatbot:1");
    $parsed_json = json_decode($json_string);
	$picturelink = "no link";

	if ((strpos(strtolower($json_string), 'cdphotothread') !== false) || (strpos(strtolower($json_string), 'imgur') !== false)) {
		$nbmedia = count($parsed_json);
		if (strpos(strtolower($json_string), 'cdphotothread') !== false) {
			for($i=0;$i<$nbmedia;$i++) {
				if ($parsed_json[$i]->{'type'} == 'cdphotothread') {
					$picturelink = $parsed_json[$i]->{'details'}->{'image_partial'};
				}
			}
			$answer = "http://www.chiefdelphi.com/media/img/{$picturelink}";
		}else{

			for($i=0;$i<$nbmedia;$i++) {
				if ($parsed_json[$i]->{'type'} == 'imgur') {
					$picturelink = $parsed_json[$i]->{'foreign_key'};
				}
			}
			$answer = "http://i.imgur.com/{$picturelink}h.jpg";

			}

$response = array (
  'recipient' =>
  array (
    'id' => $senderId,
  ),
  'message' =>
  array (
    'attachment' =>
    array (
      'type' => 'image',
      'payload' =>
      array (
        'url' => $answer,
      ),
    ),
  ),
);

	}else{
	$answer = "Team {$nbteam} didn't post any pictures in {$mediayear}";
		$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];
	}
$isteamvalid = file_get_contents("http://www.thebluealliance.com/_/nightbot/status/{$nbteam}"); // this line check if the team exist with a http request to the status nightbot command
}
if(strpos(strtolower($messageText), 'rookie') !== false) { //get the rookie year of a team

	$nbteam = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT);

	$json_string = file_get_contents("http://www.thebluealliance.com/api/v2/team/frc{$nbteam}?X-TBA-App-Id=frcbot:messengerchatbot:1");
    $parsed_json = json_decode($json_string);
	$answer = "Team {$nbteam} was created in " . $parsed_json->{'rookie_year'};

	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];
$isteamvalid = file_get_contents("http://www.thebluealliance.com/_/nightbot/status/{$nbteam}"); // this line check if the team exist with a http request to the status nightbot command
}
if(strpos(strtolower($messageText), 'motto') !== false) { //get the motto of a team

	$nbteam = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT);

	$json_string = file_get_contents("http://www.thebluealliance.com/api/v2/team/frc{$nbteam}?X-TBA-App-Id=frcbot:messengerchatbot:1");
    $parsed_json = json_decode($json_string);
	$answer = $parsed_json->{'motto'};

	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];
$isteamvalid = file_get_contents("http://www.thebluealliance.com/_/nightbot/status/{$nbteam}"); // this line check if the team exist with a http request to the status nightbot command
}
// events

if(strpos(strtolower($messageText), 'date') !== false) { //get an event date

	$event = str_replace('date', '', strtolower($messageText)); // remove eventdate to only keep the event key
	$event = str_replace(' ', '', $event); // remove spaces
	$evyear = filter_var($event, FILTER_SANITIZE_NUMBER_INT);
	$event = str_replace($evyear, '', $event);
	if("{$evyear}{$event}" == "{$event}"){

		$evyear = $currentyear;

	}

	$event = file_get_contents("https://frcbot.com/chatbot/scripts/eventbyname.php?eventname={$event}");
	$event = "{$evyear}{$event}";

	$json_string = file_get_contents("http://www.thebluealliance.com/api/v2/event/{$event}?X-TBA-App-Id=frcbot:messengerchatbot:1");
    	$parsed_json = json_decode($json_string);
	$evname = $parsed_json->{'name'};
	$stdate = $parsed_json->{'start_date'};
	$enddate = $parsed_json->{'end_date'};

	$answer = "{$evname} will Start on {$stdate} and will end on {$enddate}";

	if (strpos($json_string, 'name') !== false){}else{ //if there is an error
		$answer = "Error: Invalid event name!";
	}

	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];
}
if(strpos(strtolower($messageText), 'ranking') !== false) { //get the ranking of an event

	$event = str_replace('rankings', '', strtolower($messageText)); // remove rankings to only keep the event key
	$event = str_replace('ranking', '', strtolower($messageText)); // remove ranking to only keep the event key
	$event = str_replace(' ', '', $event); // remove spaces
	$evyear = filter_var($event, FILTER_SANITIZE_NUMBER_INT);
	$event = str_replace($evyear, '', $event);
	if("{$evyear}{$event}" == "{$event}"){

		$evyear = $currentyear;

	}

	$event = file_get_contents("https://frcbot.com/chatbot/scripts/eventbyname.php?eventname={$event}");
	$event = "{$evyear}{$event}";

	$json_string = file_get_contents("https://www.thebluealliance.com/api/v2/event/{$event}?X-TBA-App-Id=frcbot:messengerchatbot:1");
    $parsed_json = json_decode($json_string);

	$evname = $parsed_json->{'name'};

	$answer = "https://www.thebluealliance.com/event/{$event}#rankings";

	if(strpos(strtolower($json_string), 'name') !== false) {
	$response = array (
 	 'recipient' =>
	  array (
 	   'id' => $senderId,
	  ),
	  'message' =>
 	 array (
 	   'attachment' =>
 	   array (
 	     'type' => 'template',
	      'payload' =>
 	     array (
  	      'template_type' => 'button',
 	       'text' => "Click to see the rankings of {$evname} on TBA",
	        'buttons' =>
 	       array (
	          0 =>
 	         array (
	            'type' => 'web_url',
  	          'url' => $answer,
  	          'title' => "{$event} on TBA",
  	        ),
  	      ),
 	     ),
	    ),
	  ),
	);
	}else{
	$answer = "Error: Invalid event name!";
		$response = [
  		  'recipient' => [ 'id' => $senderId ],
  		  'message' => [ 'text' => $answer ]
		];
	}
}

//notification

if (strpos(strtolower($messageText), 'subscribe') !== false) {


  $nbteam = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT);

  $answer = file_get_contents("http://frcbot.com/database/adddata.php?uid={$senderId}&datain=frc{$nbteam}&action=add&tore=team");

  $response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

}

if (strpos(strtolower($messageText), 'unsubscribe') !== false) {

  $nbteam = filter_var($messageText, FILTER_SANITIZE_NUMBER_INT);

  $answer = file_get_contents("http://frcbot.com/database/adddata.php?uid={$senderId}&datain=frc{$nbteam}&action=delete&tore=team");

  $response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];
}

//matchs

if (strpos(strtolower($messageText), 'matchtest') !== false) {
	$match = str_replace('matchtest', '', strtolower($messageText)); // remove match to only keep the match id
	$match = str_replace(' ', '', $match); // remove spaces
	$linkused = "";

	if(strpos($match, '2016') !== false){
		$linkused = "http://frcbot.com/chatbot/matchresultsimg/2016matchresult.php?matchid={$match}";
	}else{
		$linkused = "http://frcbot.com/chatbot/matchresultsimg/pre2016matchresult.php?matchid={$match}";
	}

$response = array (
  'recipient' =>
  array (
    'id' => $senderId,
  ),
  'message' =>
  array (
    'attachment' =>
    array (
      'type' => 'image',
      'payload' =>
      array (
        'url' => $linkused,
      ),
    ),
  ),
);

}

if (strpos(strtolower($messageText), 'idtestuser') !== false) {
$answer = "your id is: {$senderId}";


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];

}



//this check if the team exist and write an error if it does not exist
if (strpos(strtolower($isteamvalid), 'does not exist') !== false) {


	$response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $isteamvalid ]
];

}
$ch = curl_init('https://graph.facebook.com/v2.6/me/messages?access_token='.$accessToken);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($response));
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);
curl_exec($ch);
curl_close($ch);