MBED_DEMOS / Mbed 2 deprecated mbed_mqtt_endpoint_ublox_ethernet

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Dependencies:   C027 C12832 EthernetInterface StatusReporter LM75B MQTT-ansond endpoint_core endpoint_mqtt mbed-rtos mbed

HTTPTransport.cpp@10:748fc7052e61, 2014-02-26 (annotated)

Committer:
ansond
Date:
Wed Feb 26 22:27:04 2014 +0000
Revision:
10:748fc7052e61
Parent:
9:ff877db53cfd
Child:
11:59ee476fda24
updates

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ansond 0:ae2a45502448 1 /* Copyright C2013 Doug Anson, MIT License
ansond 0:ae2a45502448 2 *
ansond 0:ae2a45502448 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
ansond 0:ae2a45502448 4 * and associated documentation files the "Software", to deal in the Software without restriction,
ansond 0:ae2a45502448 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
ansond 0:ae2a45502448 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
ansond 0:ae2a45502448 7 * furnished to do so, subject to the following conditions:
ansond 0:ae2a45502448 8 *
ansond 0:ae2a45502448 9 * The above copyright notice and this permission notice shall be included in all copies or
ansond 0:ae2a45502448 10 * substantial portions of the Software.
ansond 0:ae2a45502448 11 *
ansond 0:ae2a45502448 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
ansond 0:ae2a45502448 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
ansond 0:ae2a45502448 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
ansond 0:ae2a45502448 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
ansond 0:ae2a45502448 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
ansond 0:ae2a45502448 17 */
ansond 0:ae2a45502448 18
ansond 0:ae2a45502448 19 #include "HTTPTransport.h"
ansond 0:ae2a45502448 20
ansond 9:ff877db53cfd 21 // Endpoint Support
ansond 9:ff877db53cfd 22 #include "MBEDEndpoint.h"
ansond 9:ff877db53cfd 23
ansond 9:ff877db53cfd 24 // EmulatedResourceFactory support
ansond 9:ff877db53cfd 25 #include "EmulatedResourceFactory.h"
ansond 9:ff877db53cfd 26
ansond 0:ae2a45502448 27 // HTTP Client
ansond 0:ae2a45502448 28 HTTPClient _http;
ansond 0:ae2a45502448 29
ansond 0:ae2a45502448 30 // default constructor
ansond 7:f570eb3f38cd 31 HTTPTransport::HTTPTransport(ErrorHandler *error_handler,void *endpoint) : Transport(error_handler,endpoint) {
ansond 0:ae2a45502448 32 this->m_http = &_http;
ansond 0:ae2a45502448 33 this->m_connected = true;
ansond 0:ae2a45502448 34 }
ansond 0:ae2a45502448 35
ansond 0:ae2a45502448 36 // default destructor
ansond 0:ae2a45502448 37 HTTPTransport::~HTTPTransport() {
ansond 0:ae2a45502448 38 }
ansond 0:ae2a45502448 39
ansond 10:748fc7052e61 40 // build out the Payload
ansond 10:748fc7052e61 41 char *HTTPTransport::buildIOCPayload() {
ansond 10:748fc7052e61 42 MBEDEndpoint *endpoint = (MBEDEndpoint *)this->getEndpoint();
ansond 10:748fc7052e61 43 memset(this->m_payload_buffer,0,IOC_PAYLOAD_LEN+1);
ansond 10:748fc7052e61 44
ansond 10:748fc7052e61 45 // construct the payload for Load/Updates
ansond 10:748fc7052e61 46
ansond 10:748fc7052e61 47 // return the payload
ansond 10:748fc7052e61 48 return this->m_payload_buffer;
ansond 10:748fc7052e61 49 }
ansond 10:748fc7052e61 50
ansond 10:748fc7052e61 51 // save the IOC ID
ansond 10:748fc7052e61 52 void HTTPTransport::saveIOCID(char *data) {
ansond 10:748fc7052e61 53 MBEDEndpoint *endpoint = (MBEDEndpoint *)this->getEndpoint();
ansond 10:748fc7052e61 54 int ioc_id = -1;
ansond 10:748fc7052e61 55
ansond 10:748fc7052e61 56 // parse the IOC ID from the data result
ansond 10:748fc7052e61 57
ansond 10:748fc7052e61 58 // save the IOC ID
ansond 10:748fc7052e61 59 if (ioc_id > 0) endpoint->setIOCID(ioc_id);
ansond 10:748fc7052e61 60 }
ansond 10:748fc7052e61 61
ansond 9:ff877db53cfd 62 // Load up our endpoint into the IOC
ansond 9:ff877db53cfd 63 bool HTTPTransport::loadEndpoint() {
ansond 9:ff877db53cfd 64 bool success = false;
ansond 9:ff877db53cfd 65
ansond 10:748fc7052e61 66 // create the URL
ansond 10:748fc7052e61 67 char *url = this->createIOCLoadURL();
ansond 10:748fc7052e61 68
ansond 10:748fc7052e61 69 // build the payload
ansond 10:748fc7052e61 70 char *data = this->buildIOCPayload();
ansond 10:748fc7052e61 71
ansond 10:748fc7052e61 72 // issue the POST
ansond 10:748fc7052e61 73 memset(this->m_result_buffer,0,IOC_RESULT_LEN+1);
ansond 10:748fc7052e61 74 success = this->httpPost(url,data,strlen(data),(char *)this->m_result_buffer,IOC_RESULT_LEN);
ansond 10:748fc7052e61 75
ansond 10:748fc7052e61 76 // update the IOC ID if found
ansond 10:748fc7052e61 77 if (success) this->saveIOCID(this->m_result_buffer);
ansond 10:748fc7052e61 78
ansond 10:748fc7052e61 79 // return our status
ansond 9:ff877db53cfd 80 return success;
ansond 9:ff877db53cfd 81 }
ansond 9:ff877db53cfd 82
ansond 9:ff877db53cfd 83 // update our endpoint with the IOC
ansond 9:ff877db53cfd 84 bool HTTPTransport::updateEndpoint() {
ansond 9:ff877db53cfd 85 bool success = false;
ansond 9:ff877db53cfd 86
ansond 10:748fc7052e61 87 // create the URL
ansond 10:748fc7052e61 88 char *url = this->createIOCUpdateURL(endpoint->getIOCID());
ansond 10:748fc7052e61 89
ansond 10:748fc7052e61 90 // build the payload
ansond 10:748fc7052e61 91 char *data = this->buildIOCPayload();
ansond 10:748fc7052e61 92
ansond 10:748fc7052e61 93 // issue the PUT
ansond 10:748fc7052e61 94 memset(this->m_result_buffer,0,IOC_RESULT_LEN+1);
ansond 10:748fc7052e61 95 success = this->httpPut(url,data,strlen(data),(char *)this->m_result_buffer,IOC_RESULT_LEN);
ansond 10:748fc7052e61 96
ansond 10:748fc7052e61 97 // return our status
ansond 9:ff877db53cfd 98 return success;
ansond 10:748fc7052e61 99 }
ansond 10:748fc7052e61 100
ansond 10:748fc7052e61 101 // create the IOC load URL
ansond 10:748fc7052e61 102 char *HTTPTransport::createIOCLoadURL() { return this->createIOCUpdateURL(0); }
ansond 10:748fc7052e61 103
ansond 10:748fc7052e61 104 // create the IOC update URL
ansond 10:748fc7052e61 105 char *HTTPTransport::createIOCUpdateURL(int ioc_id) {
ansond 10:748fc7052e61 106 char ioc_id_str[16];
ansond 10:748fc7052e61 107 memset(ioc_id_str,0,16);
ansond 10:748fc7052e61 108 if (ioc_id > 0) sprintf(ioc_id_str,"/%d",ioc_id);
ansond 10:748fc7052e61 109 memset(this->m_url_buffer,0,IOC_REST_URL_LEN+1);
ansond 10:748fc7052e61 110 sprintf(this->m_url_buffer,IOC_REST_URL,IOC_HOST_NAME,IOC_DATASOURCE_ID,ioc_id_str);
ansond 10:748fc7052e61 111 return this->m_url_buffer;
ansond 10:748fc7052e61 112 }
ansond 9:ff877db53cfd 113
ansond 0:ae2a45502448 114 // connect up HTTP
ansond 0:ae2a45502448 115 bool HTTPTransport::connect() { return this->m_connected; }
ansond 0:ae2a45502448 116
ansond 0:ae2a45502448 117 // disconnect from HTTP
ansond 0:ae2a45502448 118 bool HTTPTransport::disconnect() { return true; }
ansond 0:ae2a45502448 119
ansond 0:ae2a45502448 120 // HTTP Get
ansond 0:ae2a45502448 121 bool HTTPTransport::httpGet(char *url,char *result,int result_length) {
ansond 0:ae2a45502448 122 return (this->m_http->get(url,result,result_length) == 0);
ansond 0:ae2a45502448 123 }
ansond 0:ae2a45502448 124
ansond 0:ae2a45502448 125 // HTTP Put
ansond 0:ae2a45502448 126 bool HTTPTransport::httpPut(char *url,char *data,int data_length,char *result,int result_length) {
ansond 0:ae2a45502448 127 HTTPText input(data,data_length);
ansond 0:ae2a45502448 128 HTTPText output(result,result_length);
ansond 0:ae2a45502448 129 return (this->m_http->put(url,output,&input) != 0);
ansond 0:ae2a45502448 130 }
ansond 0:ae2a45502448 131
ansond 0:ae2a45502448 132 // HTTP Post
ansond 0:ae2a45502448 133 bool HTTPTransport::httpPost(char *url,char *data,int data_length,char *result,int result_length) {
ansond 0:ae2a45502448 134 HTTPText input(data,data_length);
ansond 0:ae2a45502448 135 HTTPText output(result,result_length);
ansond 0:ae2a45502448 136 return (this->m_http->post(url,output,&input) != 0);
ansond 0:ae2a45502448 137 }
ansond 0:ae2a45502448 138
ansond 0:ae2a45502448 139 // HTTP Delete
ansond 0:ae2a45502448 140 bool HTTPTransport::httpDelete(char *url,char *data,int data_length) {
ansond 0:ae2a45502448 141 HTTPText input(data,data_length);
ansond 0:ae2a45502448 142 return (this->m_http->del(url,&input) != 0);
ansond 0:ae2a45502448 143 }