509 lines
21 KiB
C
509 lines
21 KiB
C
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/**
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* WiFiManager.h
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*
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* WiFiManager, a library for the ESP8266/Arduino platform
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* for configuration of WiFi credentials using a Captive Portal
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*
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* @author Creator tzapu
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* @author tablatronix
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* @version 0.0.0
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* @license MIT
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*/
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#ifndef WiFiManager_h
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#define WiFiManager_h
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#ifdef ESP8266
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#include <core_version.h>
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#endif
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#include <vector>
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// #define WM_MDNS // also set MDNS with sethostname
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// #define WM_FIXERASECONFIG // use erase flash fix
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// #define WM_ERASE_NVS // esp32 erase(true) will erase NVS
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// #define WM_RTC // esp32 info page will include reset reasons
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#ifdef ARDUINO_ESP8266_RELEASE_2_3_0
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#warning "ARDUINO_ESP8266_RELEASE_2_3_0, some WM features disabled"
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#define WM_NOASYNC // esp8266 no async scan wifi
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#endif
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// #include "soc/efuse_reg.h" // include to add efuse chip rev to info, getChipRevision() is almost always the same though, so not sure why it matters.
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// #define esp32autoreconnect // implement esp32 autoreconnect event listener kludge, @DEPRECATED
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// autoreconnect is WORKING https://github.com/espressif/arduino-esp32/issues/653#issuecomment-405604766
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#define WM_WEBSERVERSHIM // use webserver shim lib
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#ifdef ESP8266
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extern "C" {
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#include "user_interface.h"
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}
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#include <ESP8266WiFi.h>
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#include <ESP8266WebServer.h>
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#ifdef WM_MDNS
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#include <ESP8266mDNS.h>
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#endif
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#define WIFI_getChipId() ESP.getChipId()
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#define WM_WIFIOPEN ENC_TYPE_NONE
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#elif defined(ESP32)
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#include <WiFi.h>
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#include <esp_wifi.h>
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#define WIFI_getChipId() (uint32_t)ESP.getEfuseMac()
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#define WM_WIFIOPEN WIFI_AUTH_OPEN
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#ifndef WEBSERVER_H
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#ifdef WM_WEBSERVERSHIM
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#include <WebServer.h>
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#else
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#include <ESP8266WebServer.h>
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// Forthcoming official ?
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// https://github.com/esp8266/ESPWebServer
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#endif
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#endif
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#ifdef WM_ERASE_NVS
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#include <nvs.h>
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#include <nvs_flash.h>
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#endif
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#ifdef WM_MDNS
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#include <ESPmDNS.h>
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#endif
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#ifdef WM_RTC
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#include <rom/rtc.h>
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#endif
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#else
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#endif
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#include <DNSServer.h>
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#include <memory>
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#include "strings_en.h"
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#ifndef WIFI_MANAGER_MAX_PARAMS
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#define WIFI_MANAGER_MAX_PARAMS 5 // params will autoincrement and realloc by this amount when max is reached
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#endif
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#define WFM_LABEL_BEFORE 1
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#define WFM_LABEL_AFTER 2
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#define WFM_NO_LABEL 0
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class WiFiManagerParameter {
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public:
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/**
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Create custom parameters that can be added to the WiFiManager setup web page
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@id is used for HTTP queries and must not contain spaces nor other special characters
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*/
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WiFiManagerParameter();
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WiFiManagerParameter(const char *custom);
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WiFiManagerParameter(const char *id, const char *label);
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WiFiManagerParameter(const char *id, const char *label, const char *defaultValue, int length);
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WiFiManagerParameter(const char *id, const char *label, const char *defaultValue, int length, const char *custom);
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WiFiManagerParameter(const char *id, const char *label, const char *defaultValue, int length, const char *custom, int labelPlacement);
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~WiFiManagerParameter();
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const char *getID();
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const char *getValue();
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const char *getLabel();
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const char *getPlaceholder(); // @deprecated, use getLabel
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int getValueLength();
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int getLabelPlacement();
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const char *getCustomHTML();
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void setValue(const char *defaultValue, int length);
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protected:
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void init(const char *id, const char *label, const char *defaultValue, int length, const char *custom);
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void init(const char *id, const char *label, const char *defaultValue, int length, const char *custom, int labelPlacement);
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private:
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const char *_id;
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const char *_label;
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char *_value;
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int _length;
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int _labelPlacement;
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const char *_customHTML;
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friend class WiFiManager;
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};
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class WiFiManager
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{
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public:
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WiFiManager(Stream& consolePort);
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WiFiManager();
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~WiFiManager();
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void WiFiManagerInit();
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// auto connect to saved wifi, or custom, and start config portal on failures
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boolean autoConnect();
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boolean autoConnect(char const *apName, char const *apPassword = NULL);
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//manually start the config portal, autoconnect does this automatically on connect failure
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boolean startConfigPortal(); // auto generates apname
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boolean startConfigPortal(char const *apName, char const *apPassword = NULL);
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//manually stop the config portal if started manually, stop immediatly if non blocking, flag abort if blocking
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bool stopConfigPortal();
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//manually start the web portal, autoconnect does this automatically on connect failure
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void startWebPortal();
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//manually stop the web portal if started manually
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void stopWebPortal();
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// Run webserver processing, if setConfigPortalBlocking(false)
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boolean process();
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// get the AP name of the config portal, so it can be used in the callback
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String getConfigPortalSSID();
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int getRSSIasQuality(int RSSI);
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// erase wifi credentials
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void resetSettings();
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// reboot esp
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void reboot();
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// disconnect wifi, without persistent saving or erasing
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bool disconnect();
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// erase esp
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bool erase();
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bool erase(bool opt);
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//adds a custom parameter, returns false on failure
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bool addParameter(WiFiManagerParameter *p);
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//returns the list of Parameters
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WiFiManagerParameter** getParameters();
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// returns the Parameters Count
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int getParametersCount();
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// SET CALLBACKS
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//called after AP mode and config portal has started
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void setAPCallback( std::function<void(WiFiManager*)> func );
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//called after webserver has started
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void setWebServerCallback( std::function<void()> func );
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//called when settings reset have been triggered
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void setConfigResetCallback( std::function<void()> func );
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//called when wifi settings have been changed and connection was successful ( or setBreakAfterConfig(true) )
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void setSaveConfigCallback( std::function<void()> func );
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//called when settings have been changed and connection was successful
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void setSaveParamsCallback( std::function<void()> func );
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//called when settings before have been changed and connection was successful
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void setPreSaveConfigCallback( std::function<void()> func );
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//sets timeout before AP,webserver loop ends and exits even if there has been no setup.
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//useful for devices that failed to connect at some point and got stuck in a webserver loop
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//in seconds setConfigPortalTimeout is a new name for setTimeout, ! not used if setConfigPortalBlocking
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void setConfigPortalTimeout(unsigned long seconds);
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void setTimeout(unsigned long seconds); // @deprecated, alias
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//sets timeout for which to attempt connecting, useful if you get a lot of failed connects
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void setConnectTimeout(unsigned long seconds);
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//sets timeout for which to attempt connecting on saves, useful if there are bugs in esp waitforconnectloop
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void setSaveConnectTimeout(unsigned long seconds);
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// toggle debug output
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void setDebugOutput(boolean debug);
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//set min quality percentage to include in scan, defaults to 8% if not specified
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void setMinimumSignalQuality(int quality = 8);
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//sets a custom ip /gateway /subnet configuration
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void setAPStaticIPConfig(IPAddress ip, IPAddress gw, IPAddress sn);
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//sets config for a static IP
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void setSTAStaticIPConfig(IPAddress ip, IPAddress gw, IPAddress sn);
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//sets config for a static IP with DNS
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void setSTAStaticIPConfig(IPAddress ip, IPAddress gw, IPAddress sn, IPAddress dns);
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//if this is set, it will exit after config, even if connection is unsuccessful.
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void setBreakAfterConfig(boolean shouldBreak);
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// if this is set, portal will be blocking and wait until save or exit,
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// is false user must manually `process()` to handle config portal,
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// setConfigPortalTimeout is ignored in this mode, user is responsible for closing configportal
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void setConfigPortalBlocking(boolean shouldBlock);
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//if this is set, customise style
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void setCustomHeadElement(const char* element);
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//if this is true, remove duplicated Access Points - defaut true
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void setRemoveDuplicateAPs(boolean removeDuplicates);
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//setter for ESP wifi.persistent so we can remember it and restore user preference, as WIFi._persistent is protected
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void setRestorePersistent(boolean persistent);
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//if true, always show static net inputs, IP, subnet, gateway, else only show if set via setSTAStaticIPConfig
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void setShowStaticFields(boolean alwaysShow);
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//if true, always show static dns, esle only show if set via setSTAStaticIPConfig
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void setShowDnsFields(boolean alwaysShow);
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//if false, disable captive portal redirection
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void setCaptivePortalEnable(boolean enabled);
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//if false, timeout captive portal even if a STA client connected to softAP (false), suggest disabling if captiveportal is open
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void setAPClientCheck(boolean enabled);
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//if true, reset timeout when webclient connects (true), suggest disabling if captiveportal is open
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void setWebPortalClientCheck(boolean enabled);
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// if true, enable autoreconnecting
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void setWiFiAutoReconnect(boolean enabled);
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// if true, wifiscan will show percentage instead of quality icons, until we have better templating
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void setScanDispPerc(boolean enabled);
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// if true (default) then start the config portal from autoConnect if connection failed
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void setEnableConfigPortal(boolean enable);
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// set a custom hostname, sets sta and ap dhcp client id for esp32, and sta for esp8266
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bool setHostname(const char * hostname);
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// show erase wifi onfig button on info page, true
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void setShowInfoErase(boolean enabled);
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// set custom menu
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// set custom menu items and order
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void setMenu(std::vector<const char*>& menu);
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void setMenu(const char* menu[], uint8_t size);
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// get last connection result, includes autoconnect and wifisave
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uint8_t getLastConxResult();
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// get a status as string
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String getWLStatusString(uint8_t status);
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String getModeString(uint8_t mode);
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// check if the module has a saved ap to connect to
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bool getWiFiIsSaved();
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// debug output the softap config
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void debugSoftAPConfig();
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// debug output platform info and versioning
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void debugPlatformInfo();
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String htmlEntities(String str);
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// set the country code for wifi settings
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void setCountry(String cc);
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// set body class (invert)
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void setClass(String str);
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std::unique_ptr<DNSServer> dnsServer;
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#if defined(ESP32) && defined(WM_WEBSERVERSHIM)
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using WM_WebServer = WebServer;
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#else
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using WM_WebServer = ESP8266WebServer;
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#endif
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std::unique_ptr<WM_WebServer> server;
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private:
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std::vector<uint8_t> _menuIds;
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std::vector<const char *> _menuIdsDefault = {"wifi","info","exit"};
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// ip configs @todo struct ?
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IPAddress _ap_static_ip;
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IPAddress _ap_static_gw;
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IPAddress _ap_static_sn;
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IPAddress _sta_static_ip;
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IPAddress _sta_static_gw;
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IPAddress _sta_static_sn;
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IPAddress _sta_static_dns;
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// defaults
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const byte DNS_PORT = 53;
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const byte HTTP_PORT = 80;
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String _apName = "no-net";
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String _apPassword = "";
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String _ssid = "";
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String _pass = "";
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// options flags
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unsigned long _configPortalTimeout = 0; // ms close config portal loop if set (depending on _cp/webClientCheck options)
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unsigned long _connectTimeout = 0; // ms stop trying to connect to ap if set
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unsigned long _saveTimeout = 0; // ms stop trying to connect to ap on saves, in case bugs in esp waitforconnectresult
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unsigned long _configPortalStart = 0; // ms config portal start time (updated for timeouts)
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unsigned long _webPortalAccessed = 0; // ms last web access time
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WiFiMode_t _usermode = WIFI_OFF;
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String _wifissidprefix = FPSTR(S_ssidpre); // auto apname prefix prefix+chipid
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uint8_t _lastconxresult = WL_IDLE_STATUS;
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int _numNetworks = 0;
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unsigned long _lastscan = 0; // ms for timing wifi scans
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unsigned long _startscan = 0; // ms for timing wifi scans
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int _cpclosedelay = 2000; // delay before wifisave, prevents captive portal from closing to fast.
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bool _cleanConnect = true; // disconnect before connect in connectwifi, increases stability on connects
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bool _disableSTA = false; // disable sta when starting ap, always
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bool _disableSTAConn = true; // disable sta when starting ap, if sta is not connected ( stability )
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bool _channelSync = false; // use wifi channel when starting ap
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#ifdef ESP32
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static uint8_t _lastconxresulttmp; // tmp var for esp32 callback
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#endif
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#ifndef WL_STATION_WRONG_PASSWORD
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uint8_t WL_STATION_WRONG_PASSWORD = 7; // @kludge define a WL status for wrong password
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#endif
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// parameter options
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int _minimumQuality = -1; // filter wifiscan ap by this rssi
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int _staShowStaticFields = 0; // ternary always show static ip fields, only if not set in code, never(cannot change ips via web!)
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int _staShowDns = 0; // ternary always show dns, only if not set in code, never(cannot change dns via web!)
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boolean _removeDuplicateAPs = true; // remove dup aps from wifiscan
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boolean _shouldBreakAfterConfig = false; // stop configportal on save failure
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boolean _configPortalIsBlocking = true; // configportal enters blocking loop
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boolean _enableCaptivePortal = true; // enable captive portal redirection
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boolean _userpersistent = true; // users preffered persistence to restore
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boolean _wifiAutoReconnect = true; // there is no platform getter for this, we must assume its true and make it so
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boolean _apClientCheck = false; // keep cp alive if ap have station
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boolean _webClientCheck = true; // keep cp alive if web have client
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boolean _scanDispOptions = false; // show percentage in scans not icons
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boolean _paramsInWifi = true; // show custom parameters on wifi page
|
||
|
|
boolean _showInfoErase = true; // info page erase button
|
||
|
|
boolean _enableConfigPortal = true; // use config portal if autoconnect failed
|
||
|
|
const char * _hostname = "";
|
||
|
|
|
||
|
|
const char* _customHeadElement = ""; // store custom head element html from user
|
||
|
|
String _bodyClass = ""; // class to add to body
|
||
|
|
|
||
|
|
// internal options
|
||
|
|
boolean _preloadwifiscan = true; // preload wifiscan if true
|
||
|
|
boolean _disableIpFields = false; // edge case, if true, showxFields(false) forces ip fields off instead of default show when set
|
||
|
|
|
||
|
|
String _wificountry = ""; // country code, @todo define in strings lang
|
||
|
|
|
||
|
|
// wrapper functions for handling setting and unsetting persistent for now.
|
||
|
|
bool esp32persistent = false;
|
||
|
|
bool _hasBegun = false;
|
||
|
|
void _begin();
|
||
|
|
void _end();
|
||
|
|
|
||
|
|
void setupConfigPortal();
|
||
|
|
bool shutdownConfigPortal();
|
||
|
|
|
||
|
|
#ifdef NO_EXTRA_4K_HEAP
|
||
|
|
boolean _tryWPS = false; // try WPS on save failure, unsupported
|
||
|
|
void startWPS();
|
||
|
|
#endif
|
||
|
|
|
||
|
|
bool startAP();
|
||
|
|
|
||
|
|
uint8_t connectWifi(String ssid, String pass);
|
||
|
|
bool setSTAConfig();
|
||
|
|
bool wifiConnectDefault();
|
||
|
|
bool wifiConnectNew(String ssid, String pass);
|
||
|
|
|
||
|
|
uint8_t waitForConnectResult();
|
||
|
|
uint8_t waitForConnectResult(uint16_t timeout);
|
||
|
|
void updateConxResult(uint8_t status);
|
||
|
|
|
||
|
|
// webserver handlers
|
||
|
|
void handleRoot();
|
||
|
|
void handleWifi(boolean scan);
|
||
|
|
void handleWifiSave();
|
||
|
|
void handleInfo();
|
||
|
|
void handleReset();
|
||
|
|
void handleNotFound();
|
||
|
|
void handleExit();
|
||
|
|
void handleClose();
|
||
|
|
// void handleErase();
|
||
|
|
void handleErase(boolean opt);
|
||
|
|
void handleParam();
|
||
|
|
void handleWiFiStatus();
|
||
|
|
void handleRequest();
|
||
|
|
void handleParamSave();
|
||
|
|
void doParamSave();
|
||
|
|
|
||
|
|
boolean captivePortal();
|
||
|
|
boolean configPortalHasTimeout();
|
||
|
|
uint8_t processConfigPortal();
|
||
|
|
void stopCaptivePortal();
|
||
|
|
|
||
|
|
// wifi platform abstractions
|
||
|
|
bool WiFi_Mode(WiFiMode_t m);
|
||
|
|
bool WiFi_Mode(WiFiMode_t m,bool persistent);
|
||
|
|
bool WiFi_Disconnect();
|
||
|
|
bool WiFi_enableSTA(bool enable);
|
||
|
|
bool WiFi_enableSTA(bool enable,bool persistent);
|
||
|
|
bool WiFi_eraseConfig();
|
||
|
|
uint8_t WiFi_softap_num_stations();
|
||
|
|
bool WiFi_hasAutoConnect();
|
||
|
|
void WiFi_autoReconnect();
|
||
|
|
String WiFi_SSID();
|
||
|
|
bool WiFi_scanNetworks();
|
||
|
|
bool WiFi_scanNetworks(bool force,bool async);
|
||
|
|
bool WiFi_scanNetworks(unsigned int cachetime,bool async);
|
||
|
|
bool WiFi_scanNetworks(unsigned int cachetime);
|
||
|
|
void WiFi_scanComplete(int networksFound);
|
||
|
|
bool WiFiSetCountry();
|
||
|
|
|
||
|
|
#ifdef ESP32
|
||
|
|
void WiFiEvent(WiFiEvent_t event, system_event_info_t info);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// output helpers
|
||
|
|
String getParamOut();
|
||
|
|
String getIpForm(String id, String title, String value);
|
||
|
|
String getScanItemOut();
|
||
|
|
String getStaticOut();
|
||
|
|
String getHTTPHead(String title);
|
||
|
|
String getMenuOut();
|
||
|
|
//helpers
|
||
|
|
boolean isIp(String str);
|
||
|
|
String toStringIp(IPAddress ip);
|
||
|
|
boolean validApPassword();
|
||
|
|
String encryptionTypeStr(uint8_t authmode);
|
||
|
|
void reportStatus(String &page);
|
||
|
|
String getInfoData(String id);
|
||
|
|
|
||
|
|
// flags
|
||
|
|
boolean connect;
|
||
|
|
boolean abort;
|
||
|
|
boolean reset = false;
|
||
|
|
boolean configPortalActive = false;
|
||
|
|
boolean webPortalActive = false;
|
||
|
|
boolean portalTimeoutResult = false;
|
||
|
|
boolean portalAbortResult = false;
|
||
|
|
boolean storeSTAmode = true; // option store persistent STA mode in connectwifi
|
||
|
|
int timer = 0;
|
||
|
|
|
||
|
|
// WiFiManagerParameter
|
||
|
|
int _paramsCount = 0;
|
||
|
|
int _max_params;
|
||
|
|
WiFiManagerParameter** _params = NULL;
|
||
|
|
|
||
|
|
// debugging
|
||
|
|
typedef enum {
|
||
|
|
DEBUG_ERROR = 0,
|
||
|
|
DEBUG_NOTIFY = 1, // default
|
||
|
|
DEBUG_VERBOSE = 2,
|
||
|
|
DEBUG_DEV = 3,
|
||
|
|
DEBUG_MAX = 4
|
||
|
|
} wm_debuglevel_t;
|
||
|
|
|
||
|
|
boolean _debug = true;
|
||
|
|
uint8_t _debugLevel = DEBUG_DEV;
|
||
|
|
Stream& _debugPort; // debug output stream ref
|
||
|
|
|
||
|
|
template <typename Generic>
|
||
|
|
void DEBUG_WM(Generic text);
|
||
|
|
|
||
|
|
template <typename Generic>
|
||
|
|
void DEBUG_WM(wm_debuglevel_t level,Generic text);
|
||
|
|
template <typename Generic, typename Genericb>
|
||
|
|
void DEBUG_WM(Generic text,Genericb textb);
|
||
|
|
template <typename Generic, typename Genericb>
|
||
|
|
void DEBUG_WM(wm_debuglevel_t level, Generic text,Genericb textb);
|
||
|
|
|
||
|
|
// callbacks
|
||
|
|
// @todo use cb list (vector) maybe event ids, allow no return value
|
||
|
|
std::function<void(WiFiManager*)> _apcallback;
|
||
|
|
std::function<void()> _webservercallback;
|
||
|
|
std::function<void()> _savewificallback;
|
||
|
|
std::function<void()> _presavecallback;
|
||
|
|
std::function<void()> _saveparamscallback;
|
||
|
|
std::function<void()> _resetcallback;
|
||
|
|
|
||
|
|
template <class T>
|
||
|
|
auto optionalIPFromString(T *obj, const char *s) -> decltype( obj->fromString(s) ) {
|
||
|
|
return obj->fromString(s);
|
||
|
|
}
|
||
|
|
auto optionalIPFromString(...) -> bool {
|
||
|
|
// DEBUG_WM("NO fromString METHOD ON IPAddress, you need ESP8266 core 2.1.0 or newer for Custom IP configuration to work.");
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif
|