Create, Retrieve, Update, Delate Page

Create Page

	function wpcreatepage(){
		$title = $_REQUEST['title'];
		$content = $_REQUEST['content'];
		$userid = $_REQUEST['userid'];
		$my_post = array(
			  'post_title'    => wp_strip_all_tags($title ),
			  'post_content'  => $content,
			  'post_status'   => 'publish',
			  'post_author'   => $userid,
			  'post_type'     => 'page',
		);
		$pid = wp_insert_post( $my_post );
		echo $pid;
		die();
	}

---

Retrieve Page

	function wpeditpage(){
		$pageid = $_REQUEST['pageid'];
		$post = get_post( $pageid, ARRAY_A);
		echo json_encode($post);
		die();
	}

---

Update Page

	function wpupdatepage(){
		$title = $_REQUEST['title'];
		$content = $_REQUEST['content'];
		$pageid = $_REQUEST['pageid'];
	
		$my_post = array();
		$my_post['ID'] = $pageid;
		$my_post['post_title'] = wp_strip_all_tags($title);
		$my_post['post_content'] = $content;
	
		// Update the post into the database
		wp_update_post( $my_post );
		die();
	}

---

Delete Page

	function wpdeletepage(){
		$pageids = rawurldecode($_REQUEST['pageids']);
		$pageid = rawurldecode($_REQUEST['pageid']);
		
		if(!empty($pageid)){
			echo wp_delete_post($pageid);
		}else if(!empty($pageids)){
			$pageids = explode(",",$pageids);
			foreach($pageids as $id){
				echo wp_delete_post($id);
			}
		}
		
		die(); 
	}

---

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Create / Retrieve / Update / Delete POST

Create Post

	function wpcreatepost(){
		$title = $_REQUEST['title'];
		$content = $_REQUEST['content'];
		$userid = $_REQUEST['userid'];
		$my_post = array(
			  'post_title'    => wp_strip_all_tags($title ),
			  'post_content'  => $content,
			  'post_status'   => 'publish',
			  'post_author'   => $userid,
			  'post_type'     => 'post',
		);
		$pid = wp_insert_post( $my_post );
		echo $pid;
		die();
	} 

Retrieve Post

function wpeditpost(){ $postid = $_REQUEST['postid']; $post = get_post( $postid, ARRAY_A); echo json_encode($post); die(); }

Update Post

	function wpupdatepost(){
		$title = $_REQUEST['title'];
		$content = $_REQUEST['content'];
		$postid = $_REQUEST['postid'];
	
		$my_post = array();
		$my_post['ID'] = $postid;
		$my_post['post_title'] = wp_strip_all_tags($title);
		$my_post['post_content'] = $content;
	
		// Update the post into the database
		wp_update_post( $my_post );
		die();
	} 

---

Delete Post

function wpdeletepost(){ $postid = rawurldecode($_REQUEST['postid']); $postids = rawurldecode($_REQUEST['postids']); if(!empty($postid)){ echo wp_delete_post($postid); }else if(!empty($postids)){ $postids = explode(",",$postids); foreach($postids as $id){ echo wp_delete_post($id); } } die(); }

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Update User Info

                $user_data = array(
		'ID' => $userid,
		'user_login' => $loginName,
		'first_name' => $firstName,
		'last_name' => $lastName,
		'user_email' => $email
	       );
 
	        echo wp_update_user( $user_data ) ;

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Create WP User and send email notification

function wpcreateuser(){

		$loginName = rawurldecode($_REQUEST['login']);
		$firstName = rawurldecode($_REQUEST['firstname']);
		$lastName = rawurldecode($_REQUEST['lastname']);
		$email = rawurldecode($_REQUEST['email']);
		
		$user_data = array(
			'ID' => '',
			'user_pass' => wp_generate_password(),
			'user_login' => $loginName,
			'display_name' => $loginName,
			'first_name' => $firstName,
			'last_name' => $lastName,
			'user_email' => $email,
			'role' => get_option('default_role') // Use default role or another role, e.g. 'editor'
		);
		
		$tempPass = genTempPassword(8);
		$user_id = wp_insert_user( $user_data );
		wp_set_password($tempPass, $user_id);
		
		$headers = "From: Wordpress <".get_bloginfo('admin_email').">\r\n".'X-Mailer: PHP/' . phpversion();
		$subject = "[".get_bloginfo('name')."] Your username and password";
		$siteurl = get_bloginfo('siteurl')."/wp-login.php";
		$msg = wordwrap("Username: ".$loginName." \r\n "."Password: ".$tempPass." \r\n ".$siteurl);
		
		wp_mail($email, $subject, $msg, $headers);
		die();
	}
	
	function genTempPassword ($length = 8)
	{
		// given a string length, returns a random password of that length
		$password = "";
		// define possible characters
		$possible = "0123456789abcdfghjkmnpqrstvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
		$i = 0;
		// add random characters to $password until $length is reached
		while ($i < $length) {
			// pick a random character from the possible ones
			$char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
			// we don't want this character if it's already in the password
			if (!strstr($password, $char)) {
				$password .= $char;
				$i++;
			}
		}
		return $password;
	}

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Get WP user and Delete wp user

Get WP user

	$blogusers = get_users('orderby=display_name&order=ASC');
	$users = array();
	foreach($blogusers as $user){
		$users[] = array(
			"ID"=>$user->ID,
			"user_login"=>$user->user_login,
			//"user_pass"=>$user->user_pass,
			"user_nicename"=>$user->user_nicename,
			"user_email"=>$user->user_email,
			"user_registered"=>$user->user_registered,
			"display_name"=>$user->display_name
		);
	}
	echo json_encode($users);

Delete wp user

echo wp_delete_user($id);

 

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Update WP Version

<?php
 function wpupgrade(){
  $reinstall = false;
  global $wp_filesystem;
 
  if ( $reinstall )
   $url = 'update-core.php?action=do-core-reinstall';
  else
   $url = 'update-core.php?action=do-core-upgrade';
  $url = wp_nonce_url($url, 'upgrade-core');
  if ( false === ($credentials = request_filesystem_credentials($url, '', false, ABSPATH)) )
   return;
 
  //$version = isset( $_POST['version'] )? $_POST['version'] : false;
  $version = '3.5.1';
  $locale = isset( $_POST['locale'] )? $_POST['locale'] : 'en_US';
  $update = find_core_update( $version, $locale );
  if ( !$update )
   return;
 
  if ( ! WP_Filesystem($credentials, ABSPATH) ) {
   request_filesystem_credentials($url, '', true, ABSPATH); //Failed to connect, Error and request again
   return;
  }
 ?>
  <div class="wrap">
  <?php screen_icon('tools'); ?>
  <h2> <?php _e('Update WordPress'); ?></h2>
 <?php
  if ( $wp_filesystem->errors->get_error_code() ) {
   foreach ( $wp_filesystem->errors->get_error_messages() as $message )
    show_message($message);
   echo '</div>';
   return;
  }
 
  if ( $reinstall )
   $update->response = 'reinstall';
 
  $result = wp_update_core($update, 'show_message');
 
  if ( is_wp_error($result) ) {
   show_message($result);
   if ('up_to_date' != $result->get_error_code() )
    show_message( __('Installation Failed') );
   echo '</div>';
   return;
  }
 
  show_message( __('WordPress updated successfully') );
  show_message( '<span class="hide-if-js">' . sprintf( __( 'Welcome to WordPress %1$s. <a target="_blank" href="%2$s">Learn more</a>.' ), $result, esc_url( self_admin_url( 'about.php?updated' ) ) ) . '</span>' );
  ?>
  </div>
 }

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Get latest wp version

 $request = wp_remote_post( 'http://api.wordpress.org/core/version-check/1.6/', array('body' => array('action' => 'version')));
 
 if (!is_wp_error($request) || wp_remote_retrieve_response_code($request) === 200) {  
  echo json_encode(unserialize($request['body']));  
 }

get wordpress version

global $wp_version; echo $wp_version;

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SQL Select Post

SELECT * 
 FROM wp_terms 
 INNER JOIN wp_term_taxonomy ON wp_terms.term_id = wp_term_taxonomy.term_id 
 INNER JOIN wp_term_relationships wpr ON wpr.term_taxonomy_id = wp_term_taxonomy.term_taxonomy_id 
 INNER JOIN wp_posts p ON p.ID = wpr.object_id

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Get Wp Plugins

function getWpPlugins(){
  $array_Plugins = get_plugins();
  $plugins1 = array();
  $active_plugins = get_option('active_plugins');
 
  foreach($array_Plugins as $plugin_file => $data) {
   $status = 'inactive';
 
   if (array_search($plugin_file,$active_plugins)){
    $status = 'active';
   }
   $plugins1[] = array(
    "Status" => $status,
    "Name" => $data['Name'],
    "PluginURI" => $data['PluginURI'],
    "Version" => $data['Version'],
    "Description" => $data['Description'],
    "Author" => $data['Author'],
    "AuthorURI" => $data['AuthorURI'],
    "TextDomain" => $data['TextDomain'],
    "DomainPath" => $data['DomainPath'],
    "Network" => $data['Network'], 
    "Title" => $data['Title'],
    "AuthorName" => $data['AuthorName'],
    "Path"=>$plugin_file
   );
  }
  return $plugins1;
 }

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Get Wp Themes Code

function getWpThemes(){
  $themes_ = get_themes();
  $themes_ = array_keys($themes_);
  
  $current = get_option("template");
  $arr_theme = array();
  $themes = search_theme_directories();
  $i=0;
  foreach($themes as $theme=>$item){
   $active = $current==$theme?"Current Theme":"Activate";
   $arr_theme[] = array("name"=>$theme,"status"=>$active,"title"=>$themes_[$i]);
   $i++;
  }
  return $arr_theme;
 }

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