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371 lines
15 KiB
C++
371 lines
15 KiB
C++
/*
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webinterface.cpp - esp8266 configuration class
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Copyright (c) 2014 Luc Lebosse. All rights reserved.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#include "webinterface.h"
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#include "wifi.h"
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#include <WiFiClient.h>
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#include <WiFiServer.h>
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#include <ESP8266WiFi.h>
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#include <ESP8266WebServer.h>
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extern "C" {
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#include "user_interface.h"
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}
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#define LIMIT_BUFFER 2500
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const char PAGE_HEAD[] PROGMEM = "<html lang=\"en\">\n<head>\n<meta charset=\"utf-8\">\n<meta http-equiv=\"X-UA-Compatible\" content=\"IE=edge\">\n" \
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"<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n<title>Wifi Configuration</title>" \
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"<link rel=\"stylesheet\" href=\"http://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css\">\n</head>\n<body>"\
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" <div class=\"container theme-showcase\" role=\"main\">";
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const char NAV_START[] PROGMEM = "<nav class=\"navbar navbar-inverse\">\n<div class=\"container\">\n";
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const char NAV_LEFT_PART1 [] PROGMEM = "<ul class=\"nav navbar-nav navbar-left\">\n<li ";
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const char NAV_ELEMENT_ACTIVE [] PROGMEM = "class=\"active\"";
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const char NAV_LEFT_PART2a[] PROGMEM = "><a href=\"http://";
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const char NAV_LEFT_PART2b[] PROGMEM = "\">Home</a></li>\n<li ";
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const char NAV_LEFT_PART3a[] PROGMEM = "><a href=\"http://";
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const char NAV_LEFT_PART3b[] PROGMEM = "/CONFIGSYS\">Configuration System</a></li>\n</ul>\n";
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const char NAV_RIGHT_PART[] PROGMEM = "<p class=\"navbar-text navbar-right\"> </p>\n<ul class=\"nav navbar-nav navbar-right\">\n"\
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"<li><a href=\"" REPOSITORY "\">Github</a></li>\n</ul>\n"\
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"<p class=\"navbar-text navbar-right\">FW: " FW_VERSION "</p>\n";
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const char NAV_END[] PROGMEM = "</div>\n</nav>";
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const char PAGE_BOTTOM[] PROGMEM = "</body>\n</html>" ;
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const char PANEL_TOP[] PROGMEM = "<div class=\"panel panel-default\">\n<div class=\"panel-heading\">\n<h3 class=\"panel-title\">";
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const char PANEL_START[] PROGMEM ="</h3>\n</div>\n<div class=\"panel-body\">";
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const char PANEL_END[] PROGMEM = "</div>\n</div>";
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const char LABEL_START[] PROGMEM = "<label>";
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const char LABEL_COLOR[] PROGMEM = "</label><label class=\"text-info\">";
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const char LABEL_END[] PROGMEM = "</label>";
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const char BR[] PROGMEM = "<BR>\n";
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const char TABLE_START[] PROGMEM = "<div class=\"table-responsive\">\n<table class=\"table table-bordered table-striped\">";
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const char TABLE_END [] PROGMEM = "</table></div>\n";
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const char CAPTION_S [] PROGMEM = "<caption>\n";
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const char THEAD_S[] PROGMEM = "<thead>\n";
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const char TR_S[] PROGMEM = "<tr>\n";
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const char TH_S[] PROGMEM = "<th>\n";
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const char TH_R[] PROGMEM = "<th scope=\"row\">\n";
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const char TD_S[] PROGMEM = "<td>\n";
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const char TBODY_S[] PROGMEM = "<tbody>\n";
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const char CAPTION_E [] PROGMEM = "</caption>\n";
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const char THEAD_E[] PROGMEM = "</thead>\n";
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const char TR_E[] PROGMEM = "</tr>\n";
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const char TH_E[] PROGMEM = "</th>\n";
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const char TD_E[] PROGMEM = "</td>\n";
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const char TBODY_E[] PROGMEM = "</tbody>\n";
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const char T404_PAGE[] PROGMEM = "<H1>Page not found!</H1><BR>Please try <a href=http://";
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const char T404_PAGE_2[] PROGMEM = ">here</a>";
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#define LABEL( title, value) web_interface.add4send(LABEL_START); web_interface.add4send(title);web_interface.add4send(LABEL_COLOR);web_interface.add4send(value);web_interface.add4send(LABEL_END);web_interface.add4send(BR);
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#define LABEL_UNITS(title, value,units) web_interface.add4send(LABEL_START); web_interface.add4send(title);web_interface.add4send(LABEL_COLOR);web_interface.add4send(value);web_interface.add4send(units);web_interface.add4send(LABEL_END);web_interface.add4send(BR);
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#define TH_ENTRY(entry) web_interface.add4send(TH_S);web_interface.add4send(entry);web_interface.add4send(TH_E);
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#define THR_ENTRY(entry) web_interface.add4send(TH_R);web_interface.add4send(entry);web_interface.add4send(TH_E);
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#define TD_ENTRY(entry) web_interface.add4send(TD_S);web_interface.add4send(entry);web_interface.add4send(TD_E);
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//cannot put it in class then cast it as std::function<void(void)> so put outside
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void handle_web_interface_root()
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{
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String IP;
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String sstatus;
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struct softap_config apconfig;
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struct ip_info info;
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int istatus;
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uint8_t mac [WL_MAC_ADDR_LENGTH];
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if (wifi_get_opmode()==WIFI_STA ) IP=wifi_config.ip2str(WiFi.localIP());
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else IP=wifi_config.ip2str(WiFi.softAPIP());
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web_interface.add4send(PAGE_HEAD);
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//top bar
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web_interface.add4send(NAV_START);
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web_interface.add4send(NAV_LEFT_PART1) ;
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web_interface.add4send(NAV_ELEMENT_ACTIVE) ;
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web_interface.add4send(NAV_LEFT_PART2a );
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web_interface.add4send(IP.c_str());
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web_interface.add4send(NAV_LEFT_PART2b );
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web_interface.add4send(NAV_LEFT_PART3a );
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web_interface.add4send(IP.c_str());
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web_interface.add4send(NAV_LEFT_PART3b) ;
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web_interface.add4send(NAV_RIGHT_PART) ;
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web_interface.add4send(NAV_END) ;
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//system part
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web_interface.add4send(PANEL_TOP);
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web_interface.add4send(F("System"));
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web_interface.add4send(PANEL_START);
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LABEL(F("Chip ID: "),String(system_get_chip_id()).c_str())
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LABEL_UNITS(F("CPU Frequency: "),String(system_get_cpu_freq()).c_str(),F("Hz"))
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LABEL_UNITS(F("Free Memory: "),String(system_get_free_heap_size()).c_str(),F(" octets"))
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LABEL(F("SDK Version: "),system_get_sdk_version())
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#ifdef MDNS_FEATURE
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sstatus = F("http://");
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sstatus+=LOCAL_NAME;
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LABEL_UNITS(F("mDNS name: "),sstatus.c_str(),F(".local"))
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#endif
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istatus = wifi_get_phy_mode();
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if (istatus==PHY_MODE_11B) sstatus=F("11b");
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else if (istatus==PHY_MODE_11G) sstatus=F("11g");
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else sstatus=F("11n");
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LABEL(F("Network: "),sstatus.c_str())
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istatus = wifi_get_sleep_type();
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if (istatus==NONE_SLEEP_T) sstatus=F("None");
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else if (istatus==LIGHT_SLEEP_T) sstatus=F("Light");
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else sstatus=F("Modem");
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LABEL(F("Sleep mode: "),sstatus.c_str())
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//LABEL(sbuf,F("Boot mode: "),String(system_get_boot_mode())) //no meaning so far
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LABEL(F("Boot version: "),String(system_get_boot_version()).c_str())
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istatus=0;
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if (!CONFIG::read_buffer(EP_BAUD_RATE, (byte *)&istatus , BAUD_LENGH))istatus=0;;
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LABEL(F("Baud rate: "),String(istatus).c_str())
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web_interface.add4send(PANEL_END);
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//access point
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web_interface.add4send(PANEL_TOP);
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web_interface.add4send(F("Access Point"));
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if(wifi_get_opmode()==WIFI_AP || wifi_get_opmode()==WIFI_AP_STA) web_interface.add4send(F(" (enabled)"));
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else web_interface.add4send(F(" (disabled)"));
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web_interface.add4send(PANEL_START);
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LABEL(F("Mac address: "),wifi_config.mac2str(WiFi.softAPmacAddress(mac)))
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if (wifi_get_opmode()==WIFI_AP || wifi_get_opmode()==WIFI_AP_STA)
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{
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if (wifi_softap_get_config(&apconfig))
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{
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LABEL(F("SSID: "),(char *)(apconfig.ssid))
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if(apconfig.ssid_hidden==1)sstatus=F("No");
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else sstatus=F("Yes");
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LABEL(F("Visible: "),sstatus.c_str())
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LABEL(F("Channel: "),String(apconfig.channel).c_str())
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if (apconfig.authmode==AUTH_OPEN)sstatus=F("None");
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else if (apconfig.authmode==AUTH_WEP)sstatus=F("WEP");
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else if (apconfig.authmode==AUTH_WPA_PSK)sstatus=F("WPA");
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else if (apconfig.authmode==AUTH_WPA2_PSK)sstatus=F("WPA2");
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else if (apconfig.authmode==AUTH_WPA_WPA2_PSK)sstatus=F("WPA/WPA2");
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else sstatus=F("MAX"); //what is this one ? WPS ? Cannot find information
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LABEL(F("Authentification: "),sstatus.c_str())
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LABEL(F("Maximum connections : "),String(apconfig.max_connection).c_str())
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}
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if (wifi_softap_dhcps_status()==DHCP_STARTED)sstatus=F("Started");
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else sstatus=F("Stopped");
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LABEL(F("DHCP Server: "),sstatus.c_str())
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if (wifi_get_ip_info(SOFTAP_IF,&info))
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{
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LABEL(F("IP: "),wifi_config.ip2str(info.ip.addr))
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LABEL(F("Gateway: "),wifi_config.ip2str(info.gw.addr))
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LABEL(F("Subnet: "),wifi_config.ip2str(info.netmask.addr))
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}
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//List number of client
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istatus = 0;
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sstatus="";
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struct station_info * station = wifi_softap_get_station_info();
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struct station_info * stationtmp = station;
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//get total number of connected clients
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while(stationtmp)
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{
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istatus++;
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stationtmp = STAILQ_NEXT(stationtmp, next);
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}
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//start table as at least one connected
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web_interface.add4send(TABLE_START);
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web_interface.add4send(CAPTION_S);
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web_interface.add4send(String(istatus).c_str());
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web_interface.add4send(F(" connected station(s)"));
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web_interface.add4send(CAPTION_S);
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web_interface.add4send(THEAD_S);
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web_interface.add4send(TR_S);
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TH_ENTRY(F("#"))
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TH_ENTRY(F("Mac"))
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TH_ENTRY(F("IP"))
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web_interface.add4send(TR_E);
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web_interface.add4send(THEAD_E);
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web_interface.add4send(TBODY_S);
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istatus=0;
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while(station)
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{
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istatus++;
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//display each client
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web_interface.add4send(TR_S);
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THR_ENTRY(String(istatus).c_str())
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TD_ENTRY(wifi_config.mac2str(station->bssid))
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static char ipstr [16];
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if (0>sprintf(ipstr, IPSTR,IP2STR(&station->ip))) strcpy (ipstr, F("0.0.0.0"));
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TD_ENTRY(ipstr)
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web_interface.add4send(TR_E);
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station = STAILQ_NEXT(station, next);
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}
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web_interface.add4send(TBODY_E);
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//close table
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web_interface.add4send(TABLE_END);
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wifi_softap_free_station_info();
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}
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web_interface.add4send(PANEL_END);
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web_interface.add4send(PANEL_TOP);
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web_interface.add4send(F("Station"));
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if(wifi_get_opmode()==WIFI_STA || wifi_get_opmode()==WIFI_AP_STA) web_interface.add4send(F(" (enabled)"));
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else web_interface.add4send(F(" (disabled)"));
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web_interface.add4send(PANEL_START);
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LABEL(F("Mac address: "),wifi_config.mac2str(WiFi.macAddress(mac)))
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if(wifi_get_opmode()==WIFI_STA || wifi_get_opmode()==WIFI_AP_STA)
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{
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LABEL(F("Connection to: "),WiFi.SSID())
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LABEL(F("Channel: "),String(wifi_get_channel()).c_str())
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istatus = wifi_station_get_connect_status();
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if (istatus==STATION_GOT_IP) sstatus=F("Connected");
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else if (istatus==STATION_NO_AP_FOUND) sstatus=F("SSID not Available!");
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else if (istatus==STATION_CONNECT_FAIL) sstatus=F("Connecion failed!");
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else if (istatus==STATION_WRONG_PASSWORD) sstatus=F("Connecion failed! (Wrong Password)");
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else if (istatus==STATION_IDLE) sstatus=F("Idle");//should not happen
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else sstatus=F("Disconnected");
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LABEL(F("Status: "),sstatus.c_str())
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if (wifi_station_dhcpc_status()==DHCP_STARTED)sstatus=F("Started");
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else sstatus=F("Stopped");
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LABEL(F("DHCP Client: "),sstatus.c_str())
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LABEL(F("IP: "),wifi_config.ip2str(WiFi.localIP()))
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LABEL(F("Gateway: "),wifi_config.ip2str(WiFi.gatewayIP()))
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LABEL(F("Subnet: "),wifi_config.ip2str(WiFi.subnetMask()))
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}
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web_interface.add4send(PANEL_END);
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web_interface.add4send(PAGE_BOTTOM);
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web_interface.flushbuffer();
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}
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void handle_web_interface_configSys()
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{
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String IP;
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if (wifi_get_opmode()==WIFI_STA ) IP=wifi_config.ip2str(WiFi.localIP());
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else IP=wifi_config.ip2str(WiFi.softAPIP());
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web_interface.add4send(PAGE_HEAD);
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web_interface.add4send(NAV_START) ;
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web_interface.add4send(NAV_LEFT_PART1) ;
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web_interface.add4send(NAV_LEFT_PART2a) ;
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web_interface.add4send(IP.c_str());
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web_interface.add4send(NAV_LEFT_PART2b);
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web_interface.add4send(NAV_ELEMENT_ACTIVE) ;
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web_interface.add4send(NAV_LEFT_PART3a) ;
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web_interface.add4send(IP.c_str());
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web_interface.add4send(NAV_LEFT_PART3b) ;
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web_interface.add4send(NAV_RIGHT_PART) ;
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web_interface.add4send(NAV_END) ;
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web_interface.add4send("<div>Configuration</div>");
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web_interface.add4send(PAGE_BOTTOM);
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web_interface.flushbuffer();
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}
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void handle_not_found()
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{
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String IP;
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if (wifi_get_opmode()==WIFI_STA ) IP=wifi_config.ip2str(WiFi.localIP());
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else IP=wifi_config.ip2str(WiFi.softAPIP());
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web_interface.add4send(T404_PAGE);
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web_interface.add4send(IP.c_str());
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web_interface.add4send(T404_PAGE_2);
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web_interface.flushbuffer();
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}
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//URI Decoding function
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//no check if dst buffer is big enough to receive string so
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//use same size as src is a recommendation
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void WEBINTERFACE_CLASS::urldecode(char *dst, const char *src)
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{
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char a, b;
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if (dst==NULL) return;
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while (*src) {
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if ((*src == '%') &&
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((a = src[1]) && (b = src[2])) &&
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(isxdigit(a) && isxdigit(b))) {
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if (a >= 'a')
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a -= 'a'-'A';
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if (a >= 'A')
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a -= ('A' - 10);
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else
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a -= '0';
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if (b >= 'a')
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b -= 'a'-'A';
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if (b >= 'A')
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b -= ('A' - 10);
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else
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b -= '0';
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*dst++ = 16*a+b;
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src+=3;
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}
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else {
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*dst++ = *src++;
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}
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}
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*dst++ = '\0';
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}
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//send immediatly the current data
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void WEBINTERFACE_CLASS::flushbuffer()
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{ //empty buffer
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web_interface.add4send("", true);
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//reset header part
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bsendingstarted=false;
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}
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//check size of buffer
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//add to buffer if under buffer limit
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//send if buffer limit is reached or will be reached
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void WEBINTERFACE_CLASS::add4send(const char * data2send, bool bimmediatsend)
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{
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//we store as no need to send right now
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if (((buffer2send.length() + strlen(data2send)) <LIMIT_BUFFER) && !bimmediatsend)
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{
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buffer2send = buffer2send + data2send;
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}
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else //or buffer is over or need immediate
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{//send current buffer first
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if(!bsendingstarted)
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{ //no header send so first send using header 2500 limit allow to add extra without calculation
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web_interface.WebServer.send(200, F("text/html"), buffer2send);
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bsendingstarted=true;
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}
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else
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{ //direct data send
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web_interface.WebServer.client().print(buffer2send);
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}
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buffer2send=data2send;
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//do we need to purge or to store ?
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if (bimmediatsend)
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{//if some data flush
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if (buffer2send.length()>0)
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{
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web_interface.WebServer.client().print(buffer2send);
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//reset buffer
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buffer2send="";
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}
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//reset header
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bsendingstarted=false;
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}
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}
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}
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//constructor
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WEBINTERFACE_CLASS::WEBINTERFACE_CLASS (int port):WebServer(port)
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{
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//init what will handle "/"
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WebServer.on(F("/"),HTTP_ANY, handle_web_interface_root);
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WebServer.on(F("/CONFIGSYS"),HTTP_ANY, handle_web_interface_configSys);
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WebServer.onNotFound( handle_not_found);
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buffer2send="";
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}
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WEBINTERFACE_CLASS web_interface(80);
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